@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Poppins:wght@600;700;800&family=Merriweather:ital,wght@0,300;0,400;0,700;1,400&display=swap');/* Batch 05 — scoped history illustrations: Ngô–Đinh–Tiền Lê only. */
.sbu-anime-history-art {
  display: block;
  width: 100%;
  height: clamp(118px, 12.5vw, 158px);
  object-fit: cover;
  object-position: center;
  border-radius: 12px;
  border: 1px solid rgba(13, 130, 123, 0.14);
  background: #eaf7f3;
  margin: 0 0 0.75rem;
  box-shadow: 0 4px 14px rgba(15, 41, 66, 0.06);
}
.sbu-anime-history-art--hero {
  height: 100%;
  min-height: 205px;
  max-height: 260px;
  margin: 0;
  border: 0;
}
.sbu-anime-history-art--concept {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 9px;
  margin: 0;
}
.sbu-history-concepts {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
  padding: 0.55rem;
  border-radius: 12px;
  border: 1px solid #ccede6;
  background: #f4fcfa;
  margin-bottom: 0.75rem;
}
.sbu-history-concepts figure {
  min-width: 0;
  margin: 0;
  text-align: center;
}
.sbu-history-concepts figcaption {
  margin-top: 0.28rem;
  color: #21465d;
  font-size: 0.66rem;
  line-height: 1.25;
  font-weight: 700;
}
@media (max-width: 640px) {
  .sbu-anime-history-art { height: 126px; border-radius: 10px; }
  .sbu-anime-history-art--hero { height: 205px; }
  .sbu-anime-history-art--concept { height: auto; }
  .sbu-history-concepts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Keep headings, illustrations and exercises together in unequal-height Bento cards. */
.sbu-bento-grid--anime-ngo-dinh .sbu-bento-card {
  justify-content: flex-start;
}
/* ==========================================================================
   SUBJECT BENTO UNIT RENDERER — MULTI-SUBJECT GOLDEN BENTO DASHBOARD
   Matches the 5 Canonical Subject Family Reference Designs:
   1. Khoa học tự nhiên (Lý - Hóa - Sinh)
   2. Lịch sử & Địa lí
   3. Ngữ văn & Tiếng Việt
   4. Toán học
   5. Tiếng Anh (GDPT fallback)
   ========================================================================== */

/* Break out of App.tsx's generic .container / .card wrapper without touching locked App.tsx */
.container:has(.subject-bento-unit),
.container:has(.golden-unit) {
  max-width: 1460px !important;
  padding: 1rem 1.5rem 2.5rem !important;
}

.container:has(.subject-bento-unit) > .btn.btn-outline,
.container:has(.golden-unit) > .btn.btn-outline {
  display: none !important;
}

.card:has(.subject-bento-unit),
.card:has(.golden-unit) {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
}

.card:has(.subject-bento-unit) > .card-badge,
.card:has(.subject-bento-unit) > h1,
.card:has(.golden-unit) > .card-badge,
.card:has(.golden-unit) > h1 {
  display: none !important;
}

/* Root Wrapper & Theme Variables */
.subject-bento-unit {
  --sbu-primary: #0d9488;
  --sbu-primary-dark: #0f766e;
  --sbu-primary-light: #ccfbf1;
  --sbu-accent: #f59e0b;
  --sbu-navy: #0f2942;
  --sbu-text: #1e293b;
  --sbu-muted: #64748b;
  --sbu-border: #e2e8f0;
  --sbu-card-bg: #ffffff;
  --sbu-hero-bg: linear-gradient(125deg, #e6f9f6 0%, #e0f2fe 55%, #cffafe 100%);
  --sbu-hero-border: #bae6fd;
  font-family: Inter, system-ui, -apple-system, sans-serif;
  color: var(--sbu-text);
  max-width: 1440px;
  margin: 0 auto;
}

.subject-bento-unit[data-family="science"] {
  --sbu-primary: #0d9488;
  --sbu-primary-dark: #0f766e;
  --sbu-primary-light: #ccfbf1;
  --sbu-hero-bg: linear-gradient(125deg, #e6fcf5 0%, #e0f2fe 55%, #d0f4f7 100%);
  --sbu-hero-border: #a7f3d0;
}

.subject-bento-unit[data-family="social"] {
  --sbu-primary: #0f766e;
  --sbu-primary-dark: #115e59;
  --sbu-primary-light: #fef3c7;
  --sbu-accent: #d97706;
  --sbu-hero-bg: linear-gradient(125deg, #fffbeb 0%, #fef3c7 48%, #e0f2fe 100%);
  --sbu-hero-border: #fde68a;
}

.subject-bento-unit[data-family="literature"] {
  --sbu-primary: #0f766e;
  --sbu-primary-dark: #115e59;
  --sbu-primary-light: #dcfce7;
  --sbu-accent: #eab308;
  --sbu-hero-bg: linear-gradient(125deg, #f0fdf4 0%, #fefce8 52%, #dcfce7 100%);
  --sbu-hero-border: #bbf7d0;
}

.subject-bento-unit[data-family="math"] {
  --sbu-primary: #087c82;
  --sbu-primary-dark: #065f65;
  --sbu-primary-light: #e0f2fe;
  --sbu-accent: #f59e0b;
  --sbu-hero-bg: linear-gradient(125deg, #eff6ff 0%, #e0f2fe 52%, #ccfbf1 100%);
  --sbu-hero-border: #bae6fd;
}

.subject-bento-unit[data-family="english"] {
  --sbu-primary: #007e86;
  --sbu-primary-dark: #00666d;
  --sbu-primary-light: #e0f6f3;
  --sbu-accent: #ffcb50;
  --sbu-hero-bg: linear-gradient(125deg, #e9f8f9 0%, #e5f6f5 48%, #bce7ec 100%);
  --sbu-hero-border: #d6eeeb;
}

/* Breadcrumb Bar */
.sbu-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: #526a80;
  margin-bottom: 0.65rem;
}

.sbu-breadcrumb button,
.sbu-breadcrumb a {
  border: 0;
  background: none;
  color: #087b87;
  font-weight: 600;
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.sbu-breadcrumb button:hover,
.sbu-breadcrumb a:hover {
  text-decoration: underline;
}

.sbu-breadcrumb-current {
  font-weight: 700;
  color: #0f2942;
}

/* Hero Section */
.sbu-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 1.15fr) minmax(300px, 1fr);
  gap: 1.25rem;
  align-items: stretch;
  border-radius: 18px;
  background: var(--sbu-hero-bg);
  border: 1px solid var(--sbu-hero-border);
  overflow: hidden;
  min-height: 235px;
  margin-bottom: 0.85rem;
  box-shadow: 0 4px 18px rgba(15, 41, 66, 0.05);
}

.sbu-hero-copy {
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 2;
}

.sbu-hero-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.55rem;
}

.sbu-badge-complete {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #fef9c3;
  border: 1px solid #fde047;
  color: #854d0e;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}

.sbu-badge-gdpt {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(13, 148, 136, 0.28);
  color: #0f766e;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sbu-hero-eyebrow {
  font-size: 0.76rem;
  font-weight: 800;
  color: #0e7490;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}

.sbu-hero-title {
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
  font-weight: 900;
  color: #092848;
  line-height: 1.18;
  margin: 0 0 0.55rem;
}

.sbu-hero-desc {
  font-size: 0.86rem;
  line-height: 1.58;
  color: #334e68;
  margin: 0 0 0.9rem;
  max-width: 620px;
}

.sbu-hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.sbu-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: #ffffff;
  border: 1px solid #d1e5e7;
  border-radius: 999px;
  padding: 0.32rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: #1e3a5f;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.sbu-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.15rem 0.85rem 0;
  position: relative;
}

.sbu-hero-svg-card {
  width: 100%;
  height: 100%;
  min-height: 205px;
  border-radius: 14px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.sbu-hero-svg-card svg {
  width: 100%;
  height: 100%;
  max-height: 220px;
  display: block;
}

/* Progress Row */
.sbu-progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 0.65rem 1rem;
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 6px rgba(15, 41, 66, 0.03);
}

.sbu-progress-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex: 1 1 360px;
}

.sbu-progress-label {
  font-size: 0.82rem;
  font-weight: 800;
  color: #0f2942;
  white-space: nowrap;
}

.sbu-progress-track {
  flex: 1;
  max-width: 320px;
  height: 9px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}

.sbu-progress-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #0d9488 0%, #10b981 100%);
  border-radius: 999px;
}

.sbu-progress-status {
  font-size: 0.78rem;
  font-weight: 800;
  color: #0f766e;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.sbu-progress-goal {
  font-size: 0.76rem;
  font-weight: 600;
  color: #64748b;
}

/* Multi-Topic Chapter Selector */
.sbu-topic-switcher {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  overflow-x: auto;
  padding: 0.25rem 0 0.55rem;
  margin-bottom: 0.35rem;
}

.sbu-topic-switcher-label {
  font-size: 0.73rem;
  font-weight: 800;
  color: #475569;
  text-transform: uppercase;
  white-space: nowrap;
  margin-right: 0.25rem;
}

.sbu-topic-pill {
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #334155;
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.sbu-topic-pill.active {
  background: #0f2942;
  color: #ffffff;
  border-color: #0f2942;
}

/* Navigation Tabs */
.sbu-tabs {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  padding-bottom: 0.45rem;
  margin-bottom: 0.85rem;
}

.sbu-tabs button {
  cursor: pointer;
  white-space: nowrap;
  border-radius: 9px;
  background: #ffffff;
  border: 1px solid #d8e4ed;
  color: #254763;
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.55rem 0.95rem;
  transition: all 0.15s ease;
}

.sbu-tabs button:hover {
  border-color: var(--sbu-primary);
  color: var(--sbu-primary);
}

.sbu-tabs button.active {
  background: var(--sbu-primary);
  color: #ffffff;
  border-color: var(--sbu-primary);
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.22);
}

/* Main Dashboard Grid: Workspace + Right Rail */
.sbu-dashboard {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 255px;
  gap: 0.95rem;
  align-items: start;
}

.sbu-dashboard.sbu-dashboard-math {
  grid-template-columns: 185px minmax(0, 1fr) 250px;
}

/* Math Left Mini-Outline */
.sbu-math-outline {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 13px;
  padding: 0.85rem;
  box-shadow: 0 3px 11px rgba(16, 49, 68, 0.04);
}

.sbu-math-outline h3 {
  font-size: 0.84rem;
  font-weight: 800;
  color: #0f2942;
  margin: 0 0 0.65rem;
}

.sbu-math-outline-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.sbu-math-outline-item {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  padding: 0.45rem 0.5rem;
  border-radius: 8px;
  border: 1px solid transparent;
  background: #f8fafc;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.sbu-math-outline-item:hover,
.sbu-math-outline-item.active {
  background: #f0fdfa;
  border-color: #99f6e4;
}

.sbu-math-outline-check {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #0d9488;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.sbu-math-outline-item strong {
  display: block;
  font-size: 0.74rem;
  color: #0f2942;
  line-height: 1.3;
}

.sbu-math-outline-item small {
  display: block;
  font-size: 0.66rem;
  color: #64748b;
}

/* Bento 2-Column Overview Grid */
.sbu-bento-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.sbu-bento-card {
  background: #ffffff;
  border: 1px solid #e5e9f0;
  border-radius: 14px;
  padding: 0.9rem 1rem;
  box-shadow: 0 3px 12px rgba(15, 41, 66, 0.045);
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sbu-bento-card.sbu-col-span-2 {
  grid-column: span 2;
}

.sbu-card-head {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
}

.sbu-step-badge {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  border-radius: 50%;
  background: var(--sbu-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sbu-step-badge.sbu-step-amber {
  background: #f59e0b;
}

.sbu-card-titles {
  flex: 1;
  min-width: 0;
}

.sbu-card-titles h3 {
  font-size: 0.88rem;
  font-weight: 800;
  color: #0f2942;
  margin: 0;
  line-height: 1.25;
}

.sbu-card-titles p {
  font-size: 0.7rem;
  color: #64748b;
  margin: 0.15rem 0 0;
  line-height: 1.35;
}

.sbu-card-action {
  border: 0;
  background: none;
  color: #0284c7;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  padding: 0.1rem 0;
}

.sbu-card-action:hover {
  text-decoration: underline;
}

/* Checklist Objectives (Card 1 Science / Right Rail) */
.sbu-objective-split {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) 120px;
  gap: 0.75rem;
  align-items: center;
}

.sbu-check-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sbu-check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.76rem;
  line-height: 1.45;
  color: #1e293b;
}

.sbu-check-icon {
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: #10b981;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Science 3-Column Comparison (Card 2) */
.sbu-three-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
}

.sbu-compare-col {
  border-radius: 10px;
  padding: 0.6rem;
  font-size: 0.71rem;
  line-height: 1.42;
}

.sbu-compare-col.col-red {
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #881337;
}

.sbu-compare-col.col-blue {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  color: #0c4a6e;
}

.sbu-compare-col.col-amber {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #78350f;
}

.sbu-compare-col h4 {
  font-size: 0.76rem;
  font-weight: 800;
  margin: 0 0 0.35rem;
}

.sbu-compare-col ul {
  margin: 0;
  padding-left: 0.9rem;
}

.sbu-compare-col li {
  margin-bottom: 0.2rem;
}

/* Science Interactive Scale / pH Bar (Card 3) */
.sbu-scale-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 0.65rem;
  align-items: center;
}

.sbu-ph-bar {
  display: grid;
  grid-template-columns: repeat(15, minmax(0, 1fr));
  gap: 2px;
  margin: 0.35rem 0;
}

.sbu-ph-cell {
  border: 0;
  border-radius: 4px;
  padding: 0.32rem 0;
  font-size: 0.64rem;
  font-weight: 800;
  color: #ffffff;
  cursor: pointer;
  text-align: center;
  transition: transform 0.12s;
}

.sbu-ph-cell.selected {
  transform: scale(1.14);
  outline: 2px solid #0f172a;
  z-index: 2;
}

.sbu-ph-legend {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  font-weight: 700;
  margin-top: 0.3rem;
}

.sbu-real-examples {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 9px;
  padding: 0.45rem;
}

.sbu-real-example-item {
  text-align: center;
  font-size: 0.66rem;
  line-height: 1.25;
}

.sbu-real-example-item strong {
  display: block;
  color: #0f2942;
  margin-top: 0.15rem;
}

/* Science Experiment & Safety Box (Card 4) */
.sbu-experiment-grid {
  display: grid;
  grid-template-columns: 115px minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.55rem;
  align-items: stretch;
}

.sbu-safety-box {
  background: #fff1f2;
  border: 1px solid #fecdd3;
  border-radius: 9px;
  padding: 0.55rem;
  font-size: 0.68rem;
  color: #9f1239;
  line-height: 1.4;
}

.sbu-safety-box strong {
  display: block;
  font-size: 0.72rem;
  color: #be123c;
  margin-bottom: 0.25rem;
}

.sbu-safety-box ul {
  margin: 0;
  padding-left: 0.9rem;
}

/* 5-Card Vocabulary / Concept Strip */
.sbu-five-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.45rem;
}

.sbu-strip-item {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #f8fafc;
  padding: 0.45rem 0.35rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.sbu-strip-art {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.sbu-strip-item strong {
  font-size: 0.72rem;
  color: #0f2942;
  line-height: 1.2;
}

.sbu-strip-item span {
  font-size: 0.63rem;
  color: #0284c7;
  font-weight: 600;
}

.sbu-strip-item small {
  font-size: 0.62rem;
  color: #64748b;
  line-height: 1.25;
}

/* History 5-Milestone Timeline (Card 1 Social) */
.sbu-timeline-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.45rem;
  position: relative;
}

.sbu-timeline-node {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 10px;
  padding: 0.45rem;
  font-size: 0.68rem;
  line-height: 1.35;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sbu-timeline-dot {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 800;
  color: #b45309;
  font-size: 0.7rem;
}

/* Interactive Practice Split inside Bento Card */
.sbu-practice-split {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 0.65rem;
  align-items: start;
}

.sbu-mcq-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem;
  margin-top: 0.45rem;
}

.sbu-mcq-btn {
  border: 1px solid #cbd5e1;
  background: #ffffff;
  border-radius: 8px;
  padding: 0.42rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: #1e293b;
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: flex-start;
  gap: 0.35rem;
  transition: all 0.12s;
}

.sbu-mcq-btn.selected {
  background: #eff6ff;
  border-color: #2563eb;
  color: #1d4ed8;
  outline: 1px solid #93c5fd;
}

.sbu-mcq-btn.correct {
  background: #dcfce7;
  border-color: #16a34a;
  color: #14532d;
  font-weight: 700;
}

.sbu-mcq-btn.wrong {
  background: #fee2e2;
  border-color: #dc2626;
  color: #7f1d1d;
}

.sbu-explain-box {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  font-size: 0.71rem;
  color: #065f46;
  line-height: 1.45;
}

.sbu-explain-box strong {
  display: block;
  font-size: 0.75rem;
  color: #047857;
  margin-bottom: 0.2rem;
}

/* Right Rail Cards */
.sbu-right-rail {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.sbu-congrats-card {
  background: linear-gradient(145deg, #0d9488 0%, #0f766e 55%, #115e59 100%);
  color: #ffffff;
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 6px 16px rgba(13, 148, 136, 0.18);
}

.sbu-congrats-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.sbu-congrats-top h3 {
  font-size: 0.98rem;
  font-weight: 900;
  margin: 0 0 0.2rem;
  color: #ffffff;
}

.sbu-congrats-top p {
  font-size: 0.73rem;
  color: #ccfbf1;
  margin: 0;
  line-height: 1.35;
}

.sbu-congrats-checks {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.7rem;
}

.sbu-congrats-checks div {
  font-size: 0.71rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #f0fdfa;
}

.sbu-rail-btn-primary {
  width: 100%;
  border: 0;
  border-radius: 8px;
  background: rgba(15, 41, 66, 0.45);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.55rem;
  cursor: pointer;
  margin-bottom: 0.4rem;
}

.sbu-rail-btn-secondary {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 8px;
  background: #ffffff;
  color: #0f2942;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.5rem;
  cursor: pointer;
}

.sbu-score-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 3px 12px rgba(15, 41, 66, 0.05);
}

.sbu-score-card h3 {
  font-size: 0.9rem;
  font-weight: 800;
  color: #0f2942;
  margin: 0 0 0.15rem;
}

.sbu-score-card > p {
  font-size: 0.7rem;
  color: #64748b;
  margin: 0 0 0.75rem;
}

.sbu-score-hero {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.sbu-score-ring {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 5px solid #10b981;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.05rem;
  color: #0f766e;
  flex-shrink: 0;
}

.sbu-competency-bars {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.sbu-comp-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.sbu-comp-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  font-weight: 700;
  color: #334155;
}

.sbu-comp-track {
  height: 6px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}

.sbu-comp-fill {
  height: 100%;
  background: linear-gradient(90deg, #0d9488, #10b981);
  border-radius: 999px;
}

.sbu-btn-amber {
  width: 100%;
  border: 0;
  border-radius: 8px;
  background: #fbbf24;
  color: #0f2942;
  font-size: 0.76rem;
  font-weight: 800;
  padding: 0.58rem;
  cursor: pointer;
  margin-top: 0.4rem;
}

.sbu-btn-outline {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
  color: #1e293b;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.52rem;
  cursor: pointer;
}

/* Dedicated Tab Panel */
.sbu-tab-panel {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 4px 14px rgba(15, 41, 66, 0.04);
}

/* Responsive Breakpoints */
@media (max-width: 1180px) {
  .sbu-dashboard,
  .sbu-dashboard.sbu-dashboard-math {
    grid-template-columns: minmax(0, 1fr) 235px;
  }
  .sbu-math-outline {
    grid-column: 1 / -1;
  }
  .sbu-math-outline-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .sbu-hero {
    grid-template-columns: 1fr;
  }
  .sbu-hero-visual {
    padding: 0 1.25rem 1.25rem;
  }
  .sbu-dashboard,
  .sbu-dashboard.sbu-dashboard-math {
    grid-template-columns: 1fr;
  }
  .sbu-bento-grid {
    grid-template-columns: 1fr;
  }
  .sbu-bento-card.sbu-col-span-2 {
    grid-column: span 1;
  }
  .sbu-right-rail {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .sbu-three-cols,
  .sbu-scale-layout,
  .sbu-experiment-grid,
  .sbu-practice-split,
  .sbu-objective-split,
  .sbu-right-rail {
    grid-template-columns: 1fr;
  }
  .sbu-five-strip,
  .sbu-timeline-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sbu-math-outline-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Batch 02: illustrated pH Bento cards, scoped to the exact KHTN8 topic. */
.sbu-anime-science-art {
  display: block;
  width: 100%;
  height: clamp(110px, 13vw, 152px);
  object-fit: cover;
  object-position: 50% 43%;
  border: 1px solid rgba(13, 148, 136, 0.14);
  border-radius: 12px;
  background: #eaf9f7;
  margin: 0 0 0.85rem;
  box-shadow: 0 4px 14px rgba(15, 41, 66, 0.05);
}
@media (max-width: 640px) {
  .sbu-anime-science-art {
    height: 126px;
    border-radius: 10px;
  }
}

/* Keep each illustrated KHTN8 card header, artwork, and lesson content together. */
.sbu-bento-card--anime-ph {
  justify-content: flex-start;
}

/* Batch 04: scoped premium watercolor illustrations for the real Ngữ văn 6 lesson. */
.sbu-anime-literature-art {
  display: block;
  width: 100%;
  height: clamp(115px, 12vw, 156px);
  object-fit: cover;
  object-position: center;
  border-radius: 12px;
  border: 1px solid rgba(13, 130, 123, 0.12);
  background: #fffaf0;
  margin: 0 0 0.8rem;
  box-shadow: 0 4px 14px rgba(15, 41, 66, 0.055);
}
.sbu-anime-literature-art--hero {
  height: 100%;
  min-height: 205px;
  max-height: 260px;
  margin: 0;
  border: 0;
  border-radius: 12px;
}
.sbu-anime-literature-art--concept {
  width: 44px;
  height: 44px;
  min-width: 44px;
  object-fit: cover;
  margin: 0;
  border-radius: 8px;
}
.sbu-bento-grid--anime-giong .sbu-bento-card {
  justify-content: flex-start;
}
@media (max-width: 640px) {
  .sbu-anime-literature-art { height: 128px; border-radius: 10px; }
  .sbu-anime-literature-art--hero { height: 205px; }
  .sbu-anime-literature-art--concept { width: 44px; height: 44px; }
}
.golden-unit{--gd:#006f76;--gn:#092747;--gy:#ffcb50;max-width:1400px;margin:auto;padding:22px 24px 72px;color:#18314b;font-family:Inter,system-ui,sans-serif}.golden-breadcrumb{display:flex;gap:12px;align-items:center;color:#526a80;font-size:13px;margin-bottom:15px}.golden-breadcrumb button{border:0;background:none;color:#087b87;cursor:pointer}.golden-hero{display:grid;grid-template-columns:minmax(280px,1fr) 1.15fr;overflow:hidden;border-radius:23px;min-height:285px;background:linear-gradient(130deg,#e0f6f3,#f6fdff);border:1px solid #d6eeeb}.golden-hero-copy{padding:32px;align-self:center}.golden-hero h1{font-size:clamp(28px,4vw,47px);line-height:1.1;color:#082d4f;margin:15px 0}.golden-hero p{font-size:15px;line-height:1.65;color:#44647b}.golden-hero img{width:100%;height:100%;object-fit:cover}.golden-pill{display:inline-block;color:#0b6c78;background:#fff9dd;font-size:12px;font-weight:800;border-radius:90px;padding:8px 14px}.golden-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.golden-tags span{font-size:11px;border:1px solid #d1e5e7;background:#fff;border-radius:24px;padding:7px 10px}.golden-intro{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:22px 0}.golden-intro h2{font-size:20px;font-weight:800}.golden-intro p{font-size:13px;color:#61728a}.golden-pending{border-radius:24px;background:#fff4db;color:#805700;font-size:12px;padding:9px 14px}.golden-tabs{display:flex;gap:7px;overflow:auto;padding-bottom:12px}.golden-tabs button{cursor:pointer;white-space:nowrap;border-radius:12px;background:#fff;border:1px solid #d8e4ed;color:#254763;font-weight:700;padding:12px 16px}.golden-tabs button.active{background:#007e86;color:#fff;border-color:#007e86}.golden-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.golden-card,.golden-panel{background:#fff;border:1px solid #e0e8ef;border-radius:17px;padding:17px;box-shadow:0 4px 16px rgba(9,38,69,.05)}.golden-card-click{text-align:left;cursor:pointer;font-size:13px;color:#087784;font-weight:700}.golden-card h3{color:#0b2f50;font-size:19px;margin:0 0 4px}.golden-card p{font-size:13px;color:#5c7485;margin-bottom:12px}.golden-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px;display:block;margin-bottom:11px}.golden-panel{padding:28px;line-height:1.8}.golden-panel h2{font-size:27px;margin:0 0 12px;color:#0a2f50}.golden-panel h3{font-size:20px;margin:20px 0 9px;color:#047681}.golden-panel p{margin:9px 0}.golden-panel ol{padding-left:20px}.golden-panel details{border:1px solid #cddbe1;padding:12px 16px;border-radius:12px;margin-top:14px}.golden-inline-img{width:min(100%,640px);max-height:310px;object-fit:cover;border-radius:14px;margin:10px 0 18px}.golden-vocab{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.golden-flashcard{min-height:135px;border:2px solid #cae9e5;background:#edfaf7;border-radius:14px;cursor:pointer;padding:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}.golden-flashcard strong{font-size:21px;color:#006c75}.golden-flashcard small{font-size:12px;color:#52768b}.golden-tip{padding:13px 16px;background:#fff8e5;border-left:4px solid #ffce50;border-radius:7px;color:#61512e}.golden-action{background:#007d83;color:white;font-weight:800;padding:12px 18px;border:0;border-radius:12px;cursor:pointer;margin:12px 0}.golden-action:disabled{opacity:.45;cursor:not-allowed}.golden-question{margin:12px 0;padding:15px;border:1px solid #d5e5e9;border-radius:12px}.golden-question legend{font-weight:800}.golden-question label{display:block;margin:5px 0}.golden-correct{color:#167349}.golden-wrong{color:#a12c32}.golden-label{display:block;font-weight:700}.golden-label textarea{display:block;width:100%;margin-top:7px;border:1px solid #ccd9e5;padding:13px;border-radius:10px;box-sizing:border-box}.golden-footer{display:flex;align-items:center;gap:7px;color:#627c88;font-size:12px;margin:22px 0}@media(max-width:900px){.golden-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.golden-vocab{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.golden-unit{padding:12px}.golden-hero{grid-template-columns:1fr}.golden-hero img{height:170px;order:-1}.golden-hero-copy{padding:20px}.golden-grid{grid-template-columns:1fr}.golden-intro{align-items:start;flex-direction:column}.golden-panel{padding:15px}.golden-vocab{grid-template-columns:1fr 1fr}.golden-flashcard strong{font-size:16px}}

/* SCREENSHOT-ALIGNED DASHBOARD: target reference is the user's EnglishSa Golden UI image.
   The design NEVER invents completed progress, exam marks or available audio. */
.golden-unit{max-width:1550px;background:#fbfcfd;color:#102a45}
.golden-breadcrumb{font-size:12px;margin-bottom:10px}
.golden-hero{position:relative;min-height:245px;display:block;overflow:hidden;border-radius:10px;background:linear-gradient(90deg,#e9f8f9 0%,#e5f6f5 43%,#d4f2f5 75%,#bce7ec 100%);margin-bottom:12px}
.golden-hero-copy{position:relative;z-index:2;padding:24px 26px;max-width:60%}
.golden-hero h1{font-size:clamp(25px,2.9vw,38px);margin:8px 0;color:#092848}
.golden-hero p{max-width:570px;font-size:13px;line-height:1.6}
.golden-hero img{position:absolute;right:0;top:0;width:63%;height:100%;object-fit:cover;object-position:center;mask-image:linear-gradient(90deg,transparent 0%,black 34%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,black 34%)}
.golden-pill{padding:6px 11px;font-size:10px;background:#fff9e5}
.golden-tags{margin-top:12px}.golden-tags span{font-size:10px;padding:6px 9px}
.golden-intro{margin:10px 0 8px}.golden-intro h2{font-size:14px}.golden-intro p{font-size:12px}
.golden-tabs{gap:7px;margin:7px 0 10px;padding-bottom:2px}.golden-tabs button{padding:9px 12px;font-size:12px;border-radius:8px;background:#fff}
.golden-dashboard{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:15px;align-items:start}
.golden-workspace{min-width:0}.golden-overview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.golden-study-card{min-width:0;background:#fff;border:1px solid #e7e8ec;border-radius:13px;padding:10px;box-shadow:0 3px 11px rgba(16,49,68,.045)}
.golden-study-heading{display:flex;align-items:center;gap:9px;margin-bottom:10px;min-width:0}
.golden-study-heading>div{min-width:0;flex:1}
.golden-study-heading h3{font-size:13px;line-height:1.15;font-weight:850;margin:0;color:#102c47}
.golden-study-heading p{font-size:10px;color:#788593;margin:3px 0 0;line-height:1.4}
.golden-study-heading button{border:0;background:transparent;color:#2780b2;font-size:10px;white-space:nowrap;cursor:pointer}
.golden-step{display:flex;align-items:center;justify-content:center;border-radius:50%;width:26px;height:26px;flex:0 0 26px;background:#087c82;color:#fff;font-weight:800;font-size:12px}
.golden-step-yellow{background:#f6c23f}
.golden-word-strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
.golden-mini-word{padding:3px 3px 6px;min-width:0;border:1px solid #e1e7ec;background:#fff;box-shadow:0 1px 5px rgba(6,48,72,.05);border-radius:9px;cursor:pointer;display:flex;align-items:center;flex-direction:column;gap:3px}
.golden-mini-word strong{font-size:9px;color:#15304d;overflow-wrap:anywhere}
.golden-mini-word small{font-size:8px;color:#4c6278;line-height:1.25}
.golden-mini-art{width:100%;min-height:60px;aspect-ratio:1/1;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:31px;background:linear-gradient(140deg,#d9f9fa,#fff1d1)}
.golden-mini-word:nth-child(2) .golden-mini-art{background:linear-gradient(140deg,#fff0cd,#e8d8fa)}
.golden-mini-word:nth-child(3) .golden-mini-art{background:linear-gradient(140deg,#dce8fe,#ffdef1)}
.golden-mini-word:nth-child(4) .golden-mini-art{background:linear-gradient(140deg,#fce4ee,#e6f6e7)}
.golden-mini-word:nth-child(5) .golden-mini-art{background:linear-gradient(140deg,#e2f2d9,#b2e4ee)}
.golden-grammar-body{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(80px,1fr);gap:8px;align-items:stretch}
.golden-grammar-copy{background:linear-gradient(130deg,#fff9e8,#f0fdf4);border-radius:9px;padding:8px;min-width:0}
.golden-grammar-copy p{font-size:10px;line-height:1.5;color:#27435a;margin:3px 0}
.golden-formula{display:flex;gap:4px;flex-wrap:wrap;margin:7px 0}
.golden-formula b{font-size:9px;border-radius:5px;background:#cceced;color:#087980;padding:6px}
.golden-grammar-body img{display:block;width:100%;height:100%;min-height:140px;max-height:190px;border-radius:9px;object-fit:cover}
.golden-skill-preview{display:grid;grid-template-columns:42% minmax(0,1fr);gap:10px}
.golden-skill-preview img{width:100%;height:130px;object-fit:cover;border-radius:10px}
.golden-skill-copy{min-width:0;display:flex;flex-direction:column;align-items:flex-start}
.golden-skill-copy strong{font-size:11px;color:#172b41}
.golden-skill-copy p{font-size:10px;color:#506578;margin:7px 0;line-height:1.5}
.golden-skill-copy button,.golden-reading-split button,.golden-writing-split button{border:0;background:none;padding:3px 0;color:#158698;font-weight:700;font-size:10px;cursor:pointer;text-align:left}
.golden-audio-pending{font-size:10px;color:#855000;border-radius:5px;background:#fff3da;padding:5px 7px;margin:4px 0}
.golden-reading-split,.golden-writing-split{display:grid;grid-template-columns:minmax(0,1fr) 45%;gap:12px;align-items:stretch}
.golden-reading-split strong,.golden-writing-split strong{font-size:11px}.golden-reading-split p,.golden-writing-split p{font-size:10px;color:#596b80;line-height:1.5;margin:5px 0}
.golden-reading-split img,.golden-writing-split img{display:block;width:100%;height:145px;object-fit:cover;border-radius:10px}
.golden-right-rail{display:flex;flex-direction:column;gap:12px}
.golden-status-card,.golden-summary-card{border:1px solid #e6eaf0;border-radius:12px;background:#fff;padding:14px;box-shadow:0 3px 11px rgba(16,49,68,.05);font-size:11px}
.golden-status-card{color:#fff;background:linear-gradient(135deg,#059ba2,#007079)}
.golden-status-card h3{font-size:17px;color:#fff;margin:3px 0}
.golden-status-card p{font-size:11px;line-height:1.55;color:#e5faff;margin:7px 0}
.golden-status-card strong{display:block;font-size:12px;margin:15px 0 6px}
.golden-status-card .golden-status-note{background:rgba(255,255,255,.11);border-radius:8px;padding:10px}
.golden-status-icon{float:right;font-size:33px}
.golden-status-card button,.golden-summary-card button{width:100%;margin-top:11px;border:0;border-radius:8px;background:#f9cc47;color:#163349;cursor:pointer;font-size:11px;font-weight:800;padding:10px 8px}
.golden-summary-card h3{font-size:13px;font-weight:850;margin:2px 0 4px}
.golden-summary-card p{color:#6c7a89;margin:0 0 10px;font-size:10px}
.golden-summary-card>strong{display:block;text-align:center;font-size:11px;color:#657181;margin:2px 0 15px}
.golden-score-indicator{width:69px;height:69px;margin:12px auto 0;border-radius:50%;border:5px solid #d9eae9;display:flex;align-items:center;justify-content:center;font-weight:850;font-size:19px;color:#118187}
.golden-skill-meter{display:flex;flex-direction:column;gap:11px}
.golden-skill-meter-row{display:grid;grid-template-columns:64px minmax(0,1fr);gap:8px;align-items:center;font-size:10px;color:#395169}
.golden-meter-track{height:6px;background:#e6f0f1;border-radius:5px;overflow:hidden}
.golden-meter-track div{height:100%;background:#47c3ad;border-radius:5px}
.golden-summary-card button{background:#f8fafb;border:1px solid #dde8eb}
.golden-panel{padding:20px}
@media(max-width:1080px){.golden-dashboard{grid-template-columns:minmax(0,1fr) 205px}.golden-overview-grid{grid-template-columns:1fr}.golden-hero-copy{max-width:68%}}
@media(max-width:790px){.golden-dashboard{grid-template-columns:1fr}.golden-overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.golden-right-rail{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.golden-hero-copy{max-width:73%}}
@media(max-width:610px){.golden-unit{padding:10px 12px 45px}.golden-hero{min-height:230px}.golden-hero-copy{max-width:100%;padding:13px 15px 145px}.golden-hero img{top:auto;bottom:0;width:100%;height:145px;mask-image:linear-gradient(180deg,transparent,black 30%);-webkit-mask-image:linear-gradient(180deg,transparent,black 30%)}.golden-hero h1{font-size:28px}.golden-overview-grid{grid-template-columns:1fr}.golden-right-rail{grid-template-columns:1fr}.golden-grammar-body{grid-template-columns:1.4fr 1fr}.golden-word-strip{grid-template-columns:repeat(5,minmax(0,1fr))}.golden-mini-art{min-height:45px;font-size:24px}}

/* Golden Unit PNG flashcard images are served by /api/v1/media -> Apps Script Assets -> Google Drive. */
.golden-mini-art{overflow:hidden;padding:0;min-height:60px;aspect-ratio:1/1;background:#e9f7f5}
.golden-mini-art img{width:100%;height:100%;display:block;object-fit:cover;border-radius:6px}
.golden-flashcard{min-height:234px;align-items:stretch;justify-content:flex-start;gap:9px;background:#fff;border:1px solid #d6ebe8}
.golden-flashcard-photo{display:block;width:100%;height:135px;object-fit:cover;border-radius:9px}
.golden-flashcard strong,.golden-flashcard small{text-align:center}
.golden-flashcard small{line-height:1.5}
.golden-mini-word:focus-visible,.golden-flashcard:focus-visible{outline:3px solid #28b4b1;outline-offset:2px}
@media(max-width:610px){.golden-flashcard-photo{height:110px}.golden-mini-art{min-height:47px}}

/* Rich pilot learning activities: lesson-specific actions, not decorative placeholders */
.golden-mission{margin:22px 0;padding:18px;background:#eef9f8;border:1px solid #bde5e1;border-radius:13px;line-height:1.65}
.golden-mission p{margin:9px 0 12px}
.golden-mission-head{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap}
.golden-mission-head span,.golden-section-help{color:#4c7180;font-size:13px}
.golden-mission h3{margin:10px 0 6px}
.golden-answer-options{display:flex;gap:9px;flex-wrap:wrap;margin:12px 0}
.golden-answer-options button{border-radius:10px;border:1px solid #bedbd9;background:#fff;color:#153d53;padding:9px 13px;font-size:14px;font-weight:650;cursor:pointer;text-align:left}
.golden-answer-options button.selected{background:#007f85;color:white;border-color:#007f85}
.golden-answer-options button:focus-visible{outline:3px solid #ffcb50;outline-offset:2px}
.golden-feedback-good,.golden-feedback-try{padding:10px 12px;border-radius:9px;font-weight:650}
.golden-feedback-good{background:#e0f5e7;color:#196142}
.golden-feedback-try{background:#fff2d5;color:#785012}
.golden-extra-vocab{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:16px 0 20px}
.golden-extra-vocab article,.golden-rule-grid>div{border:1px solid #d9e9eb;border-radius:11px;padding:14px;background:#fff}
.golden-extra-vocab article strong{display:block;font-size:17px;color:#007f85}
.golden-extra-vocab article small{display:block;color:#597580}
.golden-extra-vocab article p{margin:7px 0 0;font-size:13px;line-height:1.5}
.golden-rule-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:15px 0}
.golden-rule-grid>div{background:#f4fbfb}
.golden-rule-grid p{font-size:14px}
.golden-starter{padding:13px;border-left:4px solid #ffcb50;border-radius:7px;background:#fff}
.golden-writing-count{margin:10px 0 15px;padding:12px;background:#f0f9fb;border-radius:9px;font-size:14px}
.golden-checklist{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:14px;border:1px solid #d5e9e5;border-radius:11px}
.golden-checklist strong{grid-column:1/-1}
.golden-checklist div span{display:inline-block;width:22px;color:#008085;font-weight:900}
@media(max-width:900px){.golden-extra-vocab{grid-template-columns:repeat(2,minmax(0,1fr))}.golden-rule-grid{grid-template-columns:1fr}}
@media(max-width:610px){.golden-mission{padding:12px}.golden-extra-vocab,.golden-checklist{grid-template-columns:1fr}.golden-answer-options{flex-direction:column}.golden-answer-options button{width:100%}}

/* 12 illustrated and flippable extension cards, same system as the original 8. */
.golden-extra-vocab{grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch}
.golden-extra-flashcard{min-width:0;min-height:260px;padding:12px;justify-content:flex-start;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.golden-extra-flashcard:hover{transform:translateY(-2px);border-color:#7ac8c7;box-shadow:0 6px 16px rgba(24,91,99,.08)}
.golden-extra-flashcard[aria-pressed="true"]{border-color:#0e888e;background:#effcf9}
.golden-extra-flashcard-photo{width:100%;height:130px;object-fit:cover;background:#ebf8f5;border-radius:10px}
.golden-extra-flashcard strong{font-size:18px;overflow-wrap:anywhere}
.golden-extra-flashcard small{line-height:1.45;overflow-wrap:anywhere}
@media(max-width:1060px){.golden-extra-vocab{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){.golden-extra-vocab{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:610px){.golden-extra-vocab{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.golden-extra-flashcard{min-height:205px;padding:8px;gap:7px}.golden-extra-flashcard-photo{height:105px}.golden-extra-flashcard strong{font-size:14px}.golden-extra-flashcard small{font-size:11px}}

.golden-picture-challenge{margin:24px 0;padding:18px;border:1px solid #f4d5ef;border-radius:17px;background:#fff4fb}
.golden-picture-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:15px}
.golden-picture-head h3{margin:0;color:#972785;font-size:19px}
.golden-picture-head p{font-size:13px;color:#6d6379}
.golden-picture-progress{min-width:170px;display:flex;flex-direction:column;align-items:flex-end;gap:6px;font-size:13px}
.golden-picture-progress progress{height:12px;width:170px;accent-color:#20b879}
.golden-picture-body{display:grid;grid-template-columns:minmax(180px,1fr) minmax(220px,1.3fr) minmax(220px,1.25fr);gap:14px;align-items:stretch}
.golden-picture-illustration{margin:0;background:white;border-radius:12px;padding:8px;border:1px solid #ecddeb}
.golden-picture-illustration img{width:100%;aspect-ratio:4/3;object-fit:contain;border-radius:9px}
.golden-picture-illustration figcaption{font-size:12px;color:#6c7180;text-align:center}
.golden-picture-options{padding:0;border:0;min-width:0;display:flex;flex-direction:column;gap:8px}
.golden-picture-options legend{font-weight:700;padding-bottom:8px}
.golden-picture-choice{min-height:45px;display:flex;align-items:center;gap:10px;text-align:left;border-radius:9px;background:white;border:1px solid #dbe0eb;padding:8px 11px;cursor:pointer;color:#183955}
.golden-picture-choice span{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:#edf3f8;flex-shrink:0}
.golden-picture-choice.chosen{background:#e5f9f6;border-color:#0a9291}
.golden-picture-choice.correct{border-color:#28a66b;background:#e4f8ed}
.golden-picture-choice:focus-visible,.golden-picture-next:focus-visible{outline:3px solid #f6bf49;outline-offset:2px}
.golden-picture-feedback,.golden-picture-summary{border-radius:12px;background:#eafaf1;padding:16px;min-width:0}
.golden-picture-feedback h4,.golden-picture-summary h4{margin:0 0 10px;color:#117252}
.golden-picture-feedback p{font-size:13px;margin:8px 0}
.golden-picture-next{padding:10px 15px;border:0;background:#078b8e;border-radius:10px;color:white;font-weight:700;cursor:pointer;margin-top:10px}
.golden-picture-next:disabled{opacity:.45;cursor:not-allowed}
@media(max-width:1020px){.golden-picture-body{grid-template-columns:1fr 1fr}.golden-picture-feedback{grid-column:1/-1}}
@media(max-width:650px){.golden-picture-challenge{padding:12px}.golden-picture-body{grid-template-columns:1fr}.golden-picture-feedback{grid-column:auto}.golden-picture-progress{align-items:flex-start}.golden-picture-head h3{font-size:17px}}
/* EnglishSA primary-only media diagrams; Golden Grade 6 remains frozen. */
.golden-unit[data-testid^='unified-unit-grade'] .golden-card img[src*='_v1.png'],
.golden-unit[data-testid^='unified-unit-grade'] .golden-study-card img[src*='_v1.png'] {
  object-fit: contain;
  background-color: #f5fafb;
}

.golden-unit[data-testid^='unified-unit-grade'] .golden-inline-img[src*='_v1.png'] {
  display: block;
  height: auto;
  max-height: none;
  object-fit: contain;
  background-color: #f5fafb;
}
/* ==========================================================================
   NEO-BRUTALIST DESIGN TOKENS & UTILITIES FOR SPECIALIZED WORKSPACES
   ========================================================================== */

:root {
  --brutal-black: #0D0D0D;
  --brutal-paper: #FAFAF7;
  --brutal-card-bg: #FFFFFF;
  --brutal-yellow: #F5C518;
  --brutal-yellow-hover: #E5B508;
  --brutal-green: #16A34A;
  --brutal-red: #DC2626;
  --brutal-purple: #9333EA;
  --brutal-blue: #2563EB;
  --brutal-orange: #EA580C;
  --brutal-sky: #0284C7;
  --brutal-muted: #6B7280;
  --brutal-border: #0D0D0D;
}

.brutal-root {
  background-color: var(--brutal-paper);
  color: var(--brutal-black);
  min-height: calc(100vh - 70px);
  padding-bottom: 4rem;
  max-width: 100%;
  box-sizing: border-box;
}

/* Hard Borders */
.border-brutal-2 {
  border: 2px solid var(--brutal-border);
}

.border-brutal-3 {
  border: 3px solid var(--brutal-border);
}

.border-brutal-4 {
  border: 4px solid var(--brutal-border);
}

/* Hard Shadows without blur */
.shadow-brutal-sm {
  box-shadow: 2px 2px 0px var(--brutal-border);
}

.shadow-brutal {
  box-shadow: 3px 3px 0px var(--brutal-border);
}

.shadow-brutal-lg {
  box-shadow: 5px 5px 0px var(--brutal-border);
}

.shadow-brutal-xl {
  box-shadow: 6px 6px 0px var(--brutal-border);
}

/* Interactive Brutalist Hover */
.brutal-card-hover {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.brutal-card-hover:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--brutal-border);
}

/* Brutalist Buttons */
.btn-brutal-primary {
  background-color: var(--brutal-yellow);
  color: var(--brutal-black);
  border: 2px solid var(--brutal-border);
  box-shadow: 3px 3px 0px var(--brutal-border);
  font-weight: 700;
  padding: 0.6rem 1.25rem;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.15s ease;
  font-size: 0.95rem;
}

.btn-brutal-primary:hover {
  background-color: var(--brutal-yellow-hover);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--brutal-border);
}

.btn-brutal-primary:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--brutal-border);
}

.btn-brutal-secondary {
  background-color: #FFFFFF;
  color: var(--brutal-black);
  border: 2px solid var(--brutal-border);
  box-shadow: 3px 3px 0px var(--brutal-border);
  font-weight: 700;
  padding: 0.6rem 1.25rem;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.15s ease;
  font-size: 0.95rem;
}

.btn-brutal-secondary:hover {
  background-color: #F4F4F5;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--brutal-border);
}

.btn-brutal-secondary:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--brutal-border);
}

/* Brutalist Badges */
.badge-brutal {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border: 2px solid var(--brutal-border);
  border-radius: 9999px;
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 1px 1px 0px var(--brutal-border);
}

/* Segmented brutal tabs */
.brutal-tabs-bar {
  display: flex;
  flex-wrap: wrap;
  border: 2px solid var(--brutal-border);
  background: #FFFFFF;
  box-shadow: 3px 3px 0px var(--brutal-border);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.brutal-tab-item {
  padding: 0.75rem 1.25rem;
  font-weight: 800;
  font-size: 0.9rem;
  border: none;
  background: transparent;
  color: var(--brutal-black);
  cursor: pointer;
  border-right: 2px solid var(--brutal-border);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: background-color 0.15s ease;
}

.brutal-tab-item:last-child {
  border-right: none;
}

.brutal-tab-item.active {
  background-color: var(--brutal-yellow);
}

.brutal-tab-item:hover:not(.active) {
  background-color: #F4F4F5;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .brutal-tab-item {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
}
.learning-catalog-controls,.learning-catalog-pagination,.learning-catalog-empty{grid-column:1/-1;flex-basis:100%;width:100%;box-sizing:border-box}
.learning-catalog-controls{display:flex;flex-wrap:wrap;align-items:end;gap:12px;padding:14px;background:#f4faf8;border:1px solid #d5e5df;border-radius:16px;margin-bottom:8px;color:#164b45}
.learning-catalog-controls label{display:grid;gap:5px;flex:1 1 145px;font-size:12px;font-weight:700;min-width:0}
.learning-catalog-controls label:first-child{flex:2 1 200px}
.learning-catalog-controls input,.learning-catalog-controls select,.learning-catalog-pagination select{width:100%;min-width:0;padding:9px;border:1px solid #bcd3cb;border-radius:9px;background:white;color:#164b45;font:inherit}
.learning-catalog-controls button,.learning-catalog-pagination button{padding:9px 12px;border:1px solid #bcd3cb;border-radius:9px;background:white;color:#164b45;font:inherit;cursor:pointer}
.learning-catalog-pagination{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;padding:16px 0;font-size:13px;color:#164b45}
.learning-catalog-pagination label{display:flex;align-items:center;gap:5px}.learning-catalog-pagination select{width:auto;max-width:85px}
.learning-catalog-pagination button:disabled{opacity:.45;cursor:not-allowed}.learning-catalog-empty{text-align:center;padding:24px;color:#64748b}
.learning-catalog-controls :focus-visible,.learning-catalog-pagination :focus-visible{outline:2px solid #0d9488;outline-offset:3px}
.learning-catalog-controls ~ .card,.learning-catalog-controls ~ [data-subnav-label]{animation:learning-catalog-reveal .22s ease-out both}
@keyframes learning-catalog-reveal{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.learning-catalog-controls ~ .card,.learning-catalog-controls ~ [data-subnav-label]{animation:none}}
.learning-loading{width:100%;padding:18px 0;color:#246359;box-sizing:border-box}
.learning-loading-status{display:flex;align-items:center;gap:9px;margin:0 0 16px;font-size:14px;font-weight:600}
.learning-loading-dot{width:8px;height:8px;border-radius:50%;background:#2d8f7d;animation:learning-loading-pulse 1.6s ease-in-out infinite}
.learning-loading-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:18px}
.learning-loading-card{position:relative;overflow:hidden;isolation:isolate;padding:18px;border:1px solid #dbe8e2;border-radius:18px;background:#fff;min-height:225px;box-shadow:0 5px 18px #123b3110}
.learning-loading-card:after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,transparent 20%,#ffffffa6 45%,transparent 70%);transform:translateX(-100%);animation:learning-loading-shimmer 2s ease-in-out infinite;pointer-events:none}
.learning-loading-picture{height:94px;border-radius:12px;background:#edf4f0;margin-bottom:18px}
.learning-loading-line{height:10px;width:90%;background:#e9f0ed;border-radius:5px;margin:12px 0}
.learning-loading-line--title{height:15px;width:72%}.learning-loading-line--short{width:52%}
.learning-loading-button{width:88px;height:27px;background:#e0ede6;border-radius:8px;margin-top:20px}
.learning-loading--detail .learning-loading-grid{grid-template-columns:1fr}.learning-loading--detail .learning-loading-card{min-height:300px}
.learning-loading--book .learning-loading-grid{grid-template-columns:1fr 1fr;gap:2px}.learning-loading--book .learning-loading-card{min-height:380px;border-radius:8px}
.learning-loading-slow{font-size:13px;color:#65796f;margin-top:16px}
.learning-loading[data-paused=true] *,.learning-loading[data-paused=true] :after{animation-play-state:paused!important}
@keyframes learning-loading-shimmer{to{transform:translateX(100%)}}
@keyframes learning-loading-pulse{50%{opacity:.35}}
@media(max-width:640px){.learning-loading--book .learning-loading-grid{grid-template-columns:1fr}.learning-loading--book .learning-loading-card:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){.learning-loading *,.learning-loading :after{animation:none!important}}
/* ==========================================================================
   TOPIC VOCABULARY 3D FLIPBOOK & NEO-BRUTALIST STYLING MODULE
   Compatible with apps/web/src/legacy-learning/styles/brutal.css
   ========================================================================== */

:root {
  --flipbook-perspective: 1000px;
  --flipbook-duration: 500ms;
  --flipbook-easing: cubic-bezier(0.4, 0, 0.2, 1);
  --flipbook-border: #0D0D0D;
  --flipbook-yellow: #F5C518;
  --flipbook-yellow-hover: #E5B508;
  --flipbook-dark-face: #0F172A;
  --flipbook-paper: #FAFAF7;
}

/* Outer 3-Column Layout Container */
.flipbook-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
  position: relative;
  box-sizing: border-box;
}

@media (min-width: 1024px) {
  .flipbook-container {
    flex-direction: row;
    gap: 0;
    align-items: stretch;
    min-height: 540px;
    border: 3px solid var(--flipbook-border);
    border-radius: 8px;
    background-color: #FFFFFF;
    box-shadow: 5px 5px 0px var(--flipbook-border);
    overflow: hidden;
  }
}

/* Left & Right Panels */
.flipbook-panel-left {
  width: 100%;
  background-color: var(--flipbook-paper);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  padding: 1rem;
}

@media (min-width: 1024px) {
  .flipbook-panel-left {
    width: var(--left-panel-width, 300px);
    min-width: 200px;
    max-width: 450px;
    border-right: 2px solid var(--flipbook-border);
    flex-shrink: 0;
  }
}

.flipbook-panel-right {
  width: 100%;
  background-color: var(--flipbook-paper);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  padding: 1rem;
}

@media (min-width: 1024px) {
  .flipbook-panel-right {
    width: var(--right-panel-width, 300px);
    min-width: 200px;
    max-width: 450px;
    border-left: 2px solid var(--flipbook-border);
    flex-shrink: 0;
  }
}

/* Resizer Handles (Desktop Only) */
.flipbook-resizer {
  display: none;
}

@media (min-width: 1024px) {
  .flipbook-resizer {
    display: flex;
    width: 6px;
    cursor: col-resize;
    background-color: #E5E7EB;
    transition: background-color 0.15s ease;
    user-select: none;
    align-items: center;
    justify-content: center;
    z-index: 10;
    flex-shrink: 0;
  }

  .flipbook-resizer:hover,
  .flipbook-resizer.is-active {
    background-color: #2563EB;
  }

  .flipbook-resizer::after {
    content: '';
    width: 2px;
    height: 32px;
    background-color: #9CA3AF;
    border-radius: 1px;
  }
}

/* Center Stage */
.flipbook-stage-center {
  flex: 1 1 0%;
  min-width: 0;
  background-color: #FFFFFF;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

/* 3D Scene & Perspective Wrapper */
.flipbook-scene {
  perspective: 1000px;
  -webkit-perspective: 1000px;
  width: 100%;
  max-width: 440px;
  height: 270px;
  cursor: pointer;
  user-select: none;
  margin: auto 0;
}

/* Card Flipper Inner Element */
.flipbook-card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transition: transform var(--flipbook-duration) var(--flipbook-easing);
  border-radius: 10px;
}

.flipbook-card-inner.is-flipped {
  transform: rotateY(180deg);
}

/* Front & Back Faces */
.flipbook-face {
  position: absolute;
  inset: 0;
  border-radius: 10px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
}

/* Front Face Styling */
.flipbook-face-front {
  background-color: #FFFFFF;
  border: 4px solid var(--flipbook-border);
  box-shadow: 4px 4px 0px var(--flipbook-border);
  padding: 1.25rem;
  align-items: center;
  text-align: center;
}

.flipbook-thumb-container {
  width: 80px;
  height: 80px;
  border: 2px solid var(--flipbook-border);
  border-radius: 8px;
  box-shadow: 2px 2px 0px var(--flipbook-border);
  overflow: hidden;
  position: relative;
  margin-bottom: 0.5rem;
  flex-shrink: 0;
  background-color: #F3F4F6;
}

.flipbook-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s ease;
}

.flipbook-word-heading {
  font-size: 1.5rem;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--flipbook-border);
  letter-spacing: -0.02em;
  margin: 0.2rem 0;
  line-height: 1.2;
}

.flipbook-ipa-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: #1E40AF;
  background-color: #EFF6FF;
  border: 1px solid #BFDBFE;
  padding: 0.15rem 0.6rem;
  border-radius: 4px;
  display: inline-block;
}

.flipbook-flip-hint {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 700;
  color: #9CA3AF;
  text-transform: uppercase;
  border-top: 1px dashed #E5E7EB;
  width: 100%;
  padding-top: 0.4rem;
  letter-spacing: 0.05em;
}

/* Back Face Styling */
.flipbook-face-back {
  background-color: var(--flipbook-dark-face);
  color: #FFFFFF;
  border: 4px solid var(--flipbook-border);
  box-shadow: 4px 4px 0px var(--flipbook-border);
  transform: rotateY(180deg);
  padding: 1.25rem;
}

.flipbook-back-scroll {
  overflow-y: auto;
  max-height: 180px;
  padding-right: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* Prevent the verified illustration from collapsing to a tiny strip when the
   definition and example share the scrollable back face. */
.flipbook-back-scroll [data-testid="flashcard-image-container"] {
  flex: 0 0 150px;
  max-height: 150px;
}

.flipbook-meaning-text {
  font-size: 1.05rem;
  font-weight: 800;
  color: #F8FAFC;
  margin: 0;
  line-height: 1.4;
}

.flipbook-example-box {
  font-size: 0.82rem;
  font-style: italic;
  color: #CBD5E1;
  border-left: 2px solid #60A5FA;
  padding-left: 0.6rem;
  margin: 0;
  line-height: 1.45;
}

.flipbook-collocations-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.flipbook-collocation-pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: #E2E8F0;
  background-color: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  line-height: 1.2;
}

/* Book Spine Shadow Effect for 3D Books & Spreads */
.book-spine-shadow {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 32px;
  transform: translateX(-50%);
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.2) 0%,
    rgba(0, 0, 0, 0.08) 35%,
    rgba(0, 0, 0, 0.02) 50%,
    rgba(0, 0, 0, 0.08) 65%,
    rgba(0, 0, 0, 0.2) 100%
  );
  pointer-events: none;
  z-index: 5;
}

/* Progress Bar Component */
.flipbook-progress-track {
  height: 12px;
  width: 100%;
  background-color: #E5E7EB;
  border: 2px solid var(--flipbook-border);
  border-radius: 9999px;
  overflow: hidden;
  padding: 1px;
}

.flipbook-progress-fill {
  height: 100%;
  background-color: #16A34A;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

/* Scrollbar customizations */
.flipbook-scroll::-webkit-scrollbar {
  width: 4px;
}
.flipbook-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.flipbook-scroll::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 2px;
}



/* ==========================================================================
   IELTS WRITING MASTERY & VIRTUAL EXAM ROOM - AUTHENTIC DESIGN SYSTEM
   Faithfully ported from sources/ietls_wrrting/pages/task2_practice.html
   ========================================================================== */
/* Shared IELTS Writing palette and primitives. Kept separate from the workspace layout. */
:root {
  --writing-brand: #0ea5e9;
  --writing-accent: #0284c7;
  --writing-highlight: #38bdf8;
  --writing-paper: #f0f9ff;
  --writing-bg: #f8fafc;
  --writing-ink: #0f172a;
  --writing-muted: #64748b;
  --writing-border: #e2e8f0;
  --writing-surface: #ffffff;
  --writing-radius-sm: 8px;
  --writing-radius-md: 12px;
  --writing-radius-lg: 18px;
  --writing-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
  --writing-font-ui: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --writing-font-editorial: Merriweather, Georgia, serif;
}

.writing-ui-card {
  background: var(--writing-surface);
  border: 1px solid var(--writing-border);
  border-radius: var(--writing-radius-md);
  box-shadow: var(--writing-shadow-soft);
}

.writing-ui-eyebrow {
  color: var(--writing-muted);
  font: 700 0.6875rem/1.3 var(--writing-font-ui);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.writing-ui-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid #bae6fd;
  border-radius: 999px;
  background: var(--writing-paper);
  color: #075985;
  font: 700 0.75rem/1.2 var(--writing-font-ui);
}

.writing-ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.55rem 0.875rem;
  border: 1px solid transparent;
  border-radius: var(--writing-radius-sm);
  background: var(--writing-brand);
  color: #fff;
  cursor: pointer;
  font: 700 0.875rem/1.2 var(--writing-font-ui);
  transition: background 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.writing-ui-button:hover {
  background: var(--writing-accent);
  box-shadow: 0 5px 14px rgba(14, 165, 233, 0.2);
}

.writing-ui-button:active {
  transform: translateY(1px);
}

.writing-ui-button:focus-visible,
.writing-context-nav__item:focus-visible {
  outline: 2px solid var(--writing-accent);
  outline-offset: 2px;
}

.writing-context-nav {
  display: flex;
  width: 15rem;
  min-width: 13.5rem;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1rem 0.75rem;
  border-right: 1px solid var(--writing-border);
  background: var(--writing-surface);
  font-family: var(--writing-font-ui);
}

.writing-context-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.15rem 0.35rem 0.75rem;
  border-bottom: 1px solid var(--writing-border);
}

.writing-context-nav__mark {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, var(--writing-brand), var(--writing-accent));
  color: white;
}

.writing-context-nav__title {
  color: var(--writing-ink);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.2;
}

.writing-context-nav__subtitle {
  margin-top: 0.2rem;
  color: var(--writing-muted);
  font-size: 0.7rem;
  font-weight: 600;
}

.writing-context-nav__group {
  display: grid;
  gap: 0.25rem;
}

.writing-context-nav__group-label {
  padding: 0 0.65rem 0.35rem;
  color: #94a3b8;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.writing-context-nav__item {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.7rem;
  border: 0;
  border-radius: 0.65rem;
  background: transparent;
  color: #475569;
  cursor: pointer;
  font: 650 0.82rem/1.25 var(--writing-font-ui);
  text-align: left;
  transition: background 150ms ease, color 150ms ease;
}

.writing-context-nav__item:hover {
  background: #f8fafc;
  color: var(--writing-accent);
}

.writing-context-nav__item[aria-current='page'] {
  background: var(--writing-paper);
  color: #0369a1;
  box-shadow: inset 3px 0 0 var(--writing-brand);
}

.writing-context-nav__icon {
  flex: 0 0 auto;
}

.writing-context-nav__count {
  margin-left: auto;
  color: #94a3b8;
  font-size: 0.7rem;
  font-weight: 700;
}

@media (max-width: 760px) {
  .writing-context-nav {
    width: 100%;
    min-width: 0;
    gap: 0.55rem;
    padding: 0.6rem;
    border-right: 0;
    border-bottom: 1px solid var(--writing-border);
  }

  .writing-context-nav__brand,
  .writing-context-nav__group-label {
    display: none;
  }

  .writing-context-nav__group {
    display: flex;
    gap: 0.35rem;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .writing-context-nav__item {
    width: auto;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .writing-context-nav__item[aria-current='page'] {
    box-shadow: inset 0 -2px 0 var(--writing-brand);
  }
}

.writing-exam-room-root {
  min-height: 100vh;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  color: #1e293b;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

/* Glassmorphism Panels */
.glass-panel {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  box-shadow: 0 8px 32px rgba(14, 165, 233, 0.08);
}

/* Question Styling */
.question-box {
  border-left: 4px solid var(--writing-brand);
  background: linear-gradient(to right, rgba(14, 165, 233, 0.06), rgba(248, 250, 252, 0.4));
  padding: 1.25rem;
  border-radius: 0 0.75rem 0.75rem 0;
  margin-top: 0.5rem;
}

.target-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.75rem;
  background: #f1f5f9;
  color: #475569;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

/* Col Resize Handle */
#colResizeHandle {
  width: 8px;
  min-width: 8px;
  cursor: col-resize;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 10;
  flex-shrink: 0;
  border-radius: 4px;
  transition: background 0.15s;
  user-select: none;
}

#colResizeHandle:hover,
#colResizeHandle.dragging {
  background: rgba(14, 165, 233, 0.2);
}

#colResizeHandle::after {
  content: '';
  display: block;
  width: 2px;
  height: 40px;
  background: repeating-linear-gradient(to bottom, #7dd3fc 0, #7dd3fc 4px, transparent 4px, transparent 8px);
  border-radius: 2px;
}

/* Custom Scrollbar */
.custom-scroll::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
.custom-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.custom-scroll::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 10px;
}
.custom-scroll::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Filter Chips */
.filter-chip {
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 9999px;
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid #e2e8f0;
  background-color: #ffffff;
  color: #475569;
  white-space: nowrap;
}

.filter-chip:hover {
  border-color: #cbd5e1;
  background-color: #f8fafc;
}

.filter-chip.active {
  background-color: var(--writing-brand);
  color: #ffffff;
  border-color: var(--writing-brand);
  box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
}

/* Editor Textarea Typography */
.font-editor {
  font-family: 'Merriweather', Georgia, serif;
}

/* Animated decorative blobs */
.writing-blob-1 {
  position: absolute;
  top: 5rem;
  left: 2.5rem;
  width: 18rem;
  height: 18rem;
  background-color: #bae6fd;
  border-radius: 9999px;
  mix-blend-mode: multiply;
  filter: blur(48px);
  opacity: 0.25;
  pointer-events: none;
}

.writing-blob-2 {
  position: absolute;
  bottom: 5rem;
  right: 2.5rem;
  width: 18rem;
  height: 18rem;
  background-color: #c7d2fe;
  border-radius: 9999px;
  mix-blend-mode: multiply;
  filter: blur(48px);
  opacity: 0.25;
  pointer-events: none;
}

/* ==========================================================================
   Responsive Layout Optimizations (Desktop 1440x900, Tablet 768x1024, Mobile 375x812)
   ========================================================================== */
.writing-split-container {
  display: flex;
  gap: 0.75rem;
  flex: 1;
  min-height: calc(100vh - 165px);
  overflow: hidden;
}

.writing-left-col {
  min-width: 320px;
  max-width: 750px;
  flex-shrink: 0;
  border-radius: 1rem;
  border-top: 4px solid #0284c7;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.writing-right-col {
  flex: 1;
  border-radius: 1rem;
  border-top: 4px solid #0f172a;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: #ffffff;
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.08);
}

@media (max-width: 1024px) {
  .writing-split-container {
    flex-direction: column !important;
    min-height: auto !important;
    overflow: visible !important;
  }
  .writing-left-col {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    max-height: 520px !important;
  }
  .writing-right-col {
    width: 100% !important;
    min-height: 480px !important;
  }
  #colResizeHandle {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .writing-nav-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.65rem !important;
    padding: 0.65rem 0.85rem !important;
  }
  .writing-tab-switcher {
    overflow-x: auto !important;
    width: 100% !important;
    justify-content: flex-start !important;
  }
  .writing-sub-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.65rem !important;
  }
  .writing-filter-group {
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100% !important;
  }
  .writing-search-box input {
    width: 100% !important;
  }
  .writing-select-topic {
    max-width: 100% !important;
    width: 100% !important;
  }
}

@media (max-width: 480px) {
  .writing-exam-room-root {
    font-size: 13.5px;
    overflow-x: hidden !important;
  }
  .target-badge {
    font-size: 11px;
    padding: 0.2rem 0.5rem;
  }
  .question-box {
    padding: 0.85rem;
  }
  .font-editor {
    padding: 1rem !important;
    font-size: 0.95rem !important;
  }
}

/* The Writing workspace owns a left context rail while retaining its existing route state. */
.writing-workspace-shell {
  display: flex;
  min-height: calc(100vh - 66px);
  flex: 1;
  align-items: stretch;
}

.writing-workspace-shell > .writing-context-nav {
  position: sticky;
  top: 66px;
  align-self: flex-start;
  height: calc(100vh - 66px);
  overflow-y: auto;
}

.writing-workspace-main {
  min-width: 0;
  flex: 1;
}

.writing-exam-room-root > .writing-nav-bar .writing-tab-switcher {
  display: none !important;
}

@media (max-width: 760px) {
  .writing-workspace-shell {
    min-height: 0;
    flex-direction: column;
  }

  .writing-workspace-shell > .writing-context-nav {
    position: sticky;
    top: 112px;
    z-index: 35;
    height: auto;
    overflow: visible;
  }
}
/* EnglishSA Writing Experience 2.0: presentation layer for the verified V3 lesson data. */
.writing-curriculum-container{--writing-teal:#0e766e;--writing-deep:#103f47;--writing-mist:#edf8f5;--writing-stroke:#dcebe8;color:#233a43;min-width:0}
.writing-curriculum-container .writing-curriculum-main{min-height:0;min-width:0}
.writing-curriculum-container .writing-course-tabs{scrollbar-width:thin;scrollbar-color:#b4d7ce transparent}
.writing-curriculum-container .writing-lesson-index{width:clamp(246px,24vw,322px)!important;min-width:246px!important;max-width:322px!important;transition:width .2s ease,min-width .2s ease;flex-shrink:0}
.writing-curriculum-container .writing-lesson-reader{min-width:0!important;overflow-x:hidden;padding:clamp(16px,2.5vw,36px)!important;background:#fbfdfc!important}
.writing-curriculum-container .writing-lesson-reader-inner{max-width:900px!important}
.writing-curriculum-container .writing-index-toggle{font:700 12px/1.2 inherit;border:1px solid #b8d9d1;border-radius:11px;background:#fff;color:#126a68;padding:9px 12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;min-height:38px;white-space:nowrap}
.writing-curriculum-container .writing-index-toggle:hover{background:#e9f8f3}
.writing-curriculum-container[data-lesson-index='closed'] .writing-lesson-index{width:0!important;min-width:0!important;max-width:0!important;overflow:hidden;border:0!important}
.writing-curriculum-container .writing-curriculum-toolbar{display:flex;justify-content:flex-start;align-items:center;gap:12px;padding:8px 16px;border-bottom:1px solid #deece8;background:#f4fbf8}

.writing-lesson-pack{display:grid;gap:22px;font-size:15px;line-height:1.75;color:#334b52;overflow-wrap:anywhere}
.writing-lesson-pack h3{margin:0 0 14px!important;font-size:clamp(18px,2vw,23px)!important;line-height:1.35;letter-spacing:-.025em;color:#163f47}
.writing-lesson-pack h4{margin:0 0 10px!important;font-size:16px!important;line-height:1.55;color:#1f4851}
.writing-lesson-pack p{margin:8px 0 12px}
.writing-lesson-pack mark{background:#fff2bf;color:#634512;border-radius:5px;padding:0 3px;box-decoration-break:clone}
.writing-lesson-pack .writing-learning-card{border:1px solid #dcebe8;background:#fff;border-radius:20px;padding:clamp(18px,2.4vw,28px);box-shadow:0 8px 25px rgba(21,76,79,.045)}
.writing-lesson-pack .writing-section-title{display:flex;align-items:center;gap:11px;margin:0 0 12px}
.writing-lesson-pack .writing-section-icon{width:35px;height:35px;flex:0 0 auto;border-radius:11px;background:linear-gradient(145deg,#dff6ee,#e8f3ff);display:grid;place-items:center;color:#087f7e;font-weight:850;font-size:13px}
.writing-lesson-pack .writing-section-title h3{margin:0!important}
.writing-lesson-pack .writing-lesson-kicker{color:#0f766e;font-weight:800;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.writing-lesson-pack .writing-objectives{background:linear-gradient(120deg,#edf9f5,#f7fbff);border-color:#cce8de}
.writing-lesson-pack .writing-objectives ul{display:grid;gap:9px;margin:12px 0 0;padding-left:22px}
.writing-lesson-pack .writing-prerequisites{color:#52717a;font-size:13px;background:#f5f9fa;border:1px solid #e6eff0;border-radius:12px;padding:12px 16px}
.writing-lesson-pack .writing-theory-card{position:relative;overflow:hidden}
.writing-lesson-pack .writing-theory-card::before{content:'';position:absolute;top:0;bottom:0;left:0;width:4px;background:linear-gradient(#0c9284,#85d7c1)}
.writing-lesson-pack .writing-example-quote{border-left:3px solid #20a49a;background:#f0faf7;border-radius:0 12px 12px 0;padding:14px 18px;margin:20px 0 0;color:#194955;font-weight:580;line-height:1.75}
.writing-lesson-pack .writing-example-card{background:#fcfefd}
.writing-lesson-pack .writing-example-answer{background:#f0faf7;border-radius:12px;padding:13px 16px;white-space:pre-wrap;color:#123f44}
.writing-lesson-pack .writing-example-note{font-size:12px;color:#67828a}
.writing-lesson-pack .writing-error-card{border-left:4px solid #ec9b7e}
.writing-lesson-pack .writing-error-before,.writing-lesson-pack .writing-error-after{padding:12px 14px;border-radius:11px;font-size:14px;margin:8px 0}
.writing-lesson-pack .writing-error-before{background:#fff3f1;color:#813f39}.writing-lesson-pack .writing-error-after{background:#effaf4;color:#186247}
.writing-lesson-pack .writing-error-before strong,.writing-lesson-pack .writing-error-after strong{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.07em;margin-bottom:3px}
.writing-lesson-pack .writing-section-group{display:grid;gap:16px}
.writing-lesson-pack .writing-section-intro{color:#647d83;margin:-7px 0 8px;font-size:13px}
.writing-lesson-pack .writing-practice-card{border:1px solid #d7e7e7;border-radius:18px;padding:20px;background:#fff;box-shadow:0 5px 18px rgba(21,76,79,.04);margin:0!important}
.writing-lesson-pack .writing-practice-card textarea{display:block;width:100%;box-sizing:border-box;border:1px solid #bbd2d2;border-radius:12px;background:#fbfdfc;outline:none;color:#193e47;font:inherit;padding:12px;resize:vertical}
.writing-lesson-pack .writing-practice-card textarea:focus-visible{border-color:#14988d;box-shadow:0 0 0 3px #15988d1f}
.writing-lesson-pack .writing-practice-card label{display:block;font-weight:700;font-size:13px;color:#3a646a}
.writing-lesson-pack .writing-practice-card button{border:0;border-radius:11px;min-height:42px;background:#0e766e;color:white;padding:10px 16px;font-weight:750;font:inherit;cursor:pointer}
.writing-lesson-pack .writing-practice-card button:disabled{background:#e2ecea;color:#71908b;cursor:not-allowed}
.writing-lesson-pack .writing-practice-feedback{margin-top:14px;border-radius:12px;padding:14px;background:#eaf8f3;border:1px solid #bfe5d7}
.writing-lesson-pack .writing-practice-feedback pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;background:white;border-radius:10px;padding:12px}
.writing-lesson-pack .writing-vocab-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,265px),1fr));gap:16px;align-items:stretch}
.writing-lesson-pack .writing-vocab-card{position:relative;display:flex;flex-direction:column;min-width:0;min-height:270px;border:1px solid #cce7dd;border-radius:22px;background:linear-gradient(155deg,#f0fbf7 0%,#fff 60%,#f5f9ff 100%);box-shadow:0 10px 24px rgba(19,97,95,.07);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.writing-lesson-pack .writing-vocab-card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(19,97,95,.11)}
.writing-lesson-pack .writing-vocab-card[data-flipped='true']{background:linear-gradient(145deg,#f7fbff,#fff 65%,#edf9f5)}
.writing-lesson-pack .writing-vocab-card__head{display:flex;justify-content:space-between;align-items:center;padding:16px 17px 0;gap:10px}
.writing-lesson-pack .writing-vocab-label{font-size:10px;letter-spacing:.11em;text-transform:uppercase;font-weight:850;color:#0c7f74}
.writing-lesson-pack .writing-vocab-count{color:#70949b;font-size:11px}
.writing-lesson-pack .writing-vocab-flip{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;flex:1;text-align:center;width:100%;padding:25px 18px;border:0;background:transparent;cursor:pointer;color:inherit;font:inherit}
.writing-lesson-pack .writing-vocab-flip:focus-visible{outline:3px solid #0c9284;outline-offset:-5px;border-radius:12px}
.writing-lesson-pack .writing-vocab-term{display:block;font-size:clamp(22px,2.5vw,28px);letter-spacing:-.04em;font-weight:850;line-height:1.2;color:#123f47;overflow-wrap:anywhere}
.writing-lesson-pack .writing-vocab-ipa{font-size:13px;color:#637d88;font-weight:500}
.writing-lesson-pack .writing-vocab-hint{font-size:12px;color:#63817e;line-height:1.5}
.writing-lesson-pack .writing-vocab-back{padding:0 18px 10px;flex:1;font-size:13px;line-height:1.6}
.writing-lesson-pack .writing-vocab-back strong{color:#126659;font-size:17px}
.writing-lesson-pack .writing-vocab-example{padding:10px 12px;background:#ecf8f4;border-radius:10px;margin:10px 0}
.writing-lesson-pack .writing-vocab-usage{border-top:1px dashed #cbdeda;padding-top:9px;margin-top:10px;color:#56777b;font-size:12px}
.writing-lesson-pack .writing-vocab-image{margin:8px 0}.writing-lesson-pack .writing-vocab-image img{max-width:100%;max-height:135px;object-fit:contain;border-radius:9px}
.writing-lesson-pack .writing-vocab-actions{display:flex;align-items:center;gap:8px;padding:10px 15px 15px;margin-top:auto}
.writing-lesson-pack .writing-vocab-action{border:1px solid #bcded5;border-radius:10px;padding:9px 10px;min-height:39px;cursor:pointer;background:#fff;color:#146961;font-family:inherit;font-size:12px;line-height:1.3;font-weight:700;flex:1}
.writing-lesson-pack .writing-vocab-action--done{background:#08786e;border-color:#08786e;color:#fff}
.writing-lesson-pack .writing-vocab-progress{font-size:12px;font-weight:750;color:#45786f;padding:0 0 6px}
.writing-lesson-pack .writing-vocab-flip-icon{font-size:16px;color:#0d817a}

.writing-lesson-pack .writing-diagram{border:1px solid #d6e8e4;border-radius:20px;background:linear-gradient(135deg,#f6fcf9,#fff 55%,#f7faff);box-shadow:0 8px 28px #123f4710;padding:16px;min-width:0}
.writing-lesson-pack .writing-diagram__top{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:12px;flex-wrap:wrap}
.writing-lesson-pack .writing-diagram__eyebrow{font-size:10px;font-weight:800;letter-spacing:.1em;color:#0e817b;text-transform:uppercase}
.writing-lesson-pack .writing-diagram__title{font-size:14px;line-height:1.5;color:#194b53;font-weight:800;margin:3px 0}
.writing-lesson-pack .writing-diagram__controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.writing-lesson-pack .writing-diagram__controls button,.writing-lesson-pack .writing-diagram__controls a{border:1px solid #b8dcd5;border-radius:10px;background:#fff;color:#0d706c;text-decoration:none;display:inline-flex;align-items:center;gap:7px;min-height:39px;padding:8px 12px;font-family:inherit;font-size:12px;line-height:1.2;font-weight:700;cursor:pointer}
.writing-lesson-pack .writing-diagram__controls button[aria-expanded='true']{color:#fff;background:#0d766e;border-color:#0d766e}
.writing-lesson-pack .writing-diagram__frame{width:100%;max-width:100%;min-width:0;overflow:auto;border:1px solid #e1ebe9;border-radius:13px;background:#fff;scrollbar-color:#9bcac2 transparent;scrollbar-width:thin}
.writing-lesson-pack .writing-diagram__frame img{display:block;height:auto;width:100%;max-width:100%}
.writing-lesson-pack .writing-diagram__frame[data-expanded='true'] img{width:1080px;max-width:none}
.writing-lesson-pack .writing-diagram__hint{font-size:11px;color:#6c858a;margin:8px 2px 0}
.writing-lesson-pack .writing-visual-card{margin:0}.writing-lesson-pack .writing-visual-card figcaption{font-size:12px;color:#60818b;margin-top:9px;line-height:1.5}
.writing-lesson-pack .writing-fallback{font-size:12px;color:#a15d38;background:#fff7ee;border:1px solid #ffdec0;padding:10px 12px;border-radius:10px}

@media(min-width:1024px){.writing-curriculum-container[data-lesson-index='closed'] .writing-lesson-reader-inner{max-width:1020px!important}}
@media(max-width:900px){.writing-curriculum-container .writing-lesson-index{width:240px!important;min-width:240px!important}.writing-curriculum-container .writing-lesson-reader{padding:16px!important}.writing-lesson-pack .writing-learning-card{padding:17px}}
@media(max-width:700px){.writing-curriculum-container{height:auto!important;min-height:60vh}.writing-curriculum-container .writing-curriculum-main{display:flex;flex-direction:column!important;overflow:visible!important}.writing-curriculum-container .writing-lesson-index{width:100%!important;min-width:0!important;max-width:none!important;max-height:260px;border-right:0!important;border-bottom:1px solid #dcebe8}.writing-curriculum-container[data-lesson-index='closed'] .writing-lesson-index{height:0!important;max-height:0!important}.writing-curriculum-container .writing-lesson-reader{overflow:visible!important;padding:14px!important}.writing-curriculum-container .writing-curriculum-toolbar{position:sticky;top:0;z-index:8}.writing-lesson-pack{gap:14px}.writing-lesson-pack .writing-vocab-grid{grid-template-columns:1fr}.writing-lesson-pack .writing-learning-card{border-radius:16px}.writing-lesson-pack .writing-diagram{padding:10px}}
@media(prefers-reduced-motion:reduce){.writing-curriculum-container *, .writing-lesson-pack *{transition:none!important;animation:none!important}}
/* Shared IELTS Writing palette and primitives. Kept separate from the workspace layout. */
:root {
  --writing-brand: #0ea5e9;
  --writing-accent: #0284c7;
  --writing-highlight: #38bdf8;
  --writing-paper: #f0f9ff;
  --writing-bg: #f8fafc;
  --writing-ink: #0f172a;
  --writing-muted: #64748b;
  --writing-border: #e2e8f0;
  --writing-surface: #ffffff;
  --writing-radius-sm: 8px;
  --writing-radius-md: 12px;
  --writing-radius-lg: 18px;
  --writing-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
  --writing-font-ui: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --writing-font-editorial: Merriweather, Georgia, serif;
}

.writing-ui-card {
  background: var(--writing-surface);
  border: 1px solid var(--writing-border);
  border-radius: var(--writing-radius-md);
  box-shadow: var(--writing-shadow-soft);
}

.writing-ui-eyebrow {
  color: var(--writing-muted);
  font: 700 0.6875rem/1.3 var(--writing-font-ui);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.writing-ui-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid #bae6fd;
  border-radius: 999px;
  background: var(--writing-paper);
  color: #075985;
  font: 700 0.75rem/1.2 var(--writing-font-ui);
}

.writing-ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.55rem 0.875rem;
  border: 1px solid transparent;
  border-radius: var(--writing-radius-sm);
  background: var(--writing-brand);
  color: #fff;
  cursor: pointer;
  font: 700 0.875rem/1.2 var(--writing-font-ui);
  transition: background 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.writing-ui-button:hover {
  background: var(--writing-accent);
  box-shadow: 0 5px 14px rgba(14, 165, 233, 0.2);
}

.writing-ui-button:active {
  transform: translateY(1px);
}

.writing-ui-button:focus-visible,
.writing-context-nav__item:focus-visible {
  outline: 2px solid var(--writing-accent);
  outline-offset: 2px;
}

.writing-context-nav {
  display: flex;
  width: 15rem;
  min-width: 13.5rem;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1rem 0.75rem;
  border-right: 1px solid var(--writing-border);
  background: var(--writing-surface);
  font-family: var(--writing-font-ui);
}

.writing-context-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.15rem 0.35rem 0.75rem;
  border-bottom: 1px solid var(--writing-border);
}

.writing-context-nav__mark {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, var(--writing-brand), var(--writing-accent));
  color: white;
}

.writing-context-nav__title {
  color: var(--writing-ink);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.2;
}

.writing-context-nav__subtitle {
  margin-top: 0.2rem;
  color: var(--writing-muted);
  font-size: 0.7rem;
  font-weight: 600;
}

.writing-context-nav__group {
  display: grid;
  gap: 0.25rem;
}

.writing-context-nav__group-label {
  padding: 0 0.65rem 0.35rem;
  color: #94a3b8;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.writing-context-nav__item {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.7rem;
  border: 0;
  border-radius: 0.65rem;
  background: transparent;
  color: #475569;
  cursor: pointer;
  font: 650 0.82rem/1.25 var(--writing-font-ui);
  text-align: left;
  transition: background 150ms ease, color 150ms ease;
}

.writing-context-nav__item:hover {
  background: #f8fafc;
  color: var(--writing-accent);
}

.writing-context-nav__item[aria-current='page'] {
  background: var(--writing-paper);
  color: #0369a1;
  box-shadow: inset 3px 0 0 var(--writing-brand);
}

.writing-context-nav__icon {
  flex: 0 0 auto;
}

.writing-context-nav__count {
  margin-left: auto;
  color: #94a3b8;
  font-size: 0.7rem;
  font-weight: 700;
}

@media (max-width: 760px) {
  .writing-context-nav {
    width: 100%;
    min-width: 0;
    gap: 0.55rem;
    padding: 0.6rem;
    border-right: 0;
    border-bottom: 1px solid var(--writing-border);
  }

  .writing-context-nav__brand,
  .writing-context-nav__group-label {
    display: none;
  }

  .writing-context-nav__group {
    display: flex;
    gap: 0.35rem;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .writing-context-nav__item {
    width: auto;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .writing-context-nav__item[aria-current='page'] {
    box-shadow: inset 0 -2px 0 var(--writing-brand);
  }
}
.thpt-exam-library{--thpt-ink:#12544f;--thpt-border:#c8ded8;color:var(--thpt-ink);padding:8px 8px 30px;background:#fcfbf8;font-family:Inter,system-ui,sans-serif}
.thpt-library-hero{position:relative;min-height:220px;display:flex;align-items:center;padding:12px 0 22px;overflow:hidden;isolation:isolate}
.thpt-library-copy{position:relative;z-index:1;flex:1;max-width:850px}.thpt-library-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:12px;color:#6a8090;margin:0 0 27px}.thpt-library-breadcrumb strong{color:var(--thpt-ink)}
.thpt-library-copy h1{font-family:Georgia,'Times New Roman',serif;font-weight:700;font-size:clamp(30px,3.3vw,48px);line-height:1.15;letter-spacing:-1.2px;margin:0 0 15px;color:#083f40}.thpt-library-lead{font-size:15px;line-height:1.65;color:#526b7c;max-width:640px;margin:0 0 22px}
.thpt-library-tabs{display:flex;gap:5px;flex-wrap:wrap;align-items:center;width:fit-content;padding:4px;border:1px solid #e5e8e1;border-radius:25px;background:#f6f5f0}
.thpt-library-tabs button{display:flex;align-items:center;gap:7px;border:0!important;padding:10px 15px;border-radius:22px!important;color:#496776;background:transparent;font-size:12px;font-weight:650;cursor:pointer;box-shadow:none!important}.thpt-library-tabs button[aria-pressed=true]{background:#2c817c;color:white}.thpt-library-tabs button:hover{background:#e5f0eb}.thpt-library-tabs button[aria-pressed=true]:hover{background:#216e68}
.thpt-library-art{position:absolute;right:0;top:0;width:38%;height:220px;z-index:0;opacity:.93;pointer-events:none}.thpt-library-book-art{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center;mask-image:linear-gradient(90deg,transparent,#000 22%)}.thpt-library-paper-art{position:absolute;right:4%;top:35px;width:44%;height:180px;object-fit:cover;object-position:top;transform:rotate(9deg);border:5px solid white;box-shadow:0 4px 18px #1c493d22}.thpt-library-art span{position:absolute;left:5%;top:12px;color:#b38b41;font:italic 17px/1.4 Georgia,serif;transform:rotate(-8deg)}
.thpt-library-notice{display:flex;align-items:center;gap:9px;padding:11px 14px;border-radius:10px;background:#fbf1d9;color:#6e5d34;margin:0 0 14px;font-size:12px}.thpt-library-notice svg{flex-shrink:0;color:#be9236}.thpt-library-notice p{margin:0!important;line-height:1.5}
.thpt-exam-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.thpt-exam-library .learning-catalog-controls{background:transparent;border:0;padding:0;gap:9px;align-items:end;margin:0 0 3px}.thpt-exam-library .learning-catalog-controls label{flex:1 1 120px;font-size:10px;color:#647b86;font-weight:600}.thpt-exam-library .learning-catalog-controls label:first-child{flex:2 1 180px}.thpt-exam-library .learning-catalog-controls input,.thpt-exam-library .learning-catalog-controls select{height:40px;border-radius:8px;padding:7px 10px;font-size:12px;border-color:#d6e0e5;color:#355c69}.thpt-exam-library .learning-catalog-controls>button{height:40px;font-size:11px;border-radius:8px}
.thpt-exam-card{min-width:0;overflow:hidden;background:white;border:1px solid var(--thpt-border);border-radius:13px;box-shadow:0 3px 12px #15453605;transition:box-shadow .18s ease,border-color .18s ease}.thpt-exam-card:hover{border-color:#78b2a3;box-shadow:0 7px 22px #194f3c0d}
.thpt-exam-preview{height:150px;position:relative;overflow:hidden;background:linear-gradient(130deg,#e1eee5,#f5f1e7)}.thpt-exam-preview>img{display:block;width:94%;height:auto;max-width:none;margin:8px auto 0;transform:rotate(-1.3deg);transform-origin:center top;box-shadow:0 3px 18px #27392c18}.thpt-exam-ribbon{position:absolute;right:20px;top:0;width:24px;height:34px;background:#297b70;clip-path:polygon(0 0,100% 0,100% 100%,50% 83%,0 100%)}.thpt-exam-preview-empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:18px;text-align:center;color:#647c71;font-size:12px;box-sizing:border-box}
.thpt-exam-card-body{padding:13px}.thpt-exam-card-heading{display:flex;align-items:center;justify-content:space-between;gap:9px;flex-wrap:wrap}.thpt-exam-card-heading>div:first-child{min-width:0;flex:1 1 80px}.thpt-exam-card h3{font-size:16px;font-weight:750;line-height:1.45;margin:0 0 2px;color:#104c4b;overflow-wrap:anywhere}.thpt-exam-card-heading p{font-size:12px;color:#648090;margin:0}.thpt-exam-card-actions{display:flex;gap:7px;align-items:center}.thpt-exam-card-actions a,.thpt-exam-card-actions button{min-height:35px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid #398e84;border-radius:7px;background:white;color:#165e59;padding:7px;font:600 11px/1.3 Inter,system-ui,sans-serif;text-decoration:none;cursor:pointer}.thpt-exam-card-actions button[aria-pressed=true]{background:#e4f2eb}
.thpt-exam-card-tags{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:9px}.thpt-exam-card-tags span{padding:3px 8px;border-radius:12px;font-size:10px;background:#ebeeec;color:#526775}.thpt-exam-card-tags span:nth-child(2){background:#fde7e2;color:#a95343}.thpt-exam-card-tags small{font-size:10px;color:#6c828d}.thpt-exam-card-state{display:flex;align-items:center;gap:6px;margin:11px 0 0;font-size:10px;color:#6c8290}
.thpt-exam-library .learning-catalog-pagination{justify-content:flex-end;padding:4px 0 12px}.thpt-exam-library .learning-catalog-pagination>[role=status]{margin-right:auto}.thpt-exam-library .learning-catalog-pagination button,.thpt-exam-library .learning-catalog-pagination select{border-color:#d6e0e5;font-size:12px;background:white;min-height:36px}
.thpt-library-error{padding:28px;border:1px solid #e5d8be;border-radius:14px;background:#fffaf0;color:#776140}.thpt-library-error button,.thpt-library-error a{display:inline-flex;padding:10px 15px;margin:8px 8px 0 0;border:1px solid #b9d4ca;border-radius:8px;color:#27665b;background:white;text-decoration:none;cursor:pointer}.thpt-library-saved-hint{font-size:12px;color:#658273}
.thpt-library-miu{position:relative;display:flex;justify-content:flex-end;pointer-events:none;height:145px;z-index:4}.thpt-library-miu>.atelier-miu{pointer-events:auto;position:absolute;bottom:0;right:0;width:110px;background:#fffdf8e8;padding:6px;border:1px solid #e6e8da;border-radius:14px}.thpt-library-miu .atelier-miu p{font-size:10px}.thpt-library-miu .atelier-miu-pet img{width:82px;height:82px}.thpt-library-miu .atelier-miu small{display:none}.thpt-library-miu .atelier-miu-restore{pointer-events:auto}
.thpt-exam-library :is(button,a,input,select):focus-visible{outline:2px solid #258572;outline-offset:3px}
@media(max-width:1220px){.thpt-exam-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.thpt-library-art{opacity:.35;width:38%}.thpt-library-copy{max-width:80%}}
@media(max-width:760px){.thpt-exam-library{padding:5px 0 24px}.thpt-library-hero{min-height:190px}.thpt-library-copy{max-width:100%}.thpt-library-art{display:none}.thpt-library-breadcrumb{margin-bottom:20px}.thpt-library-copy h1{font-size:33px}.thpt-library-tabs button{padding:9px 10px;font-size:11px}.thpt-exam-grid{grid-template-columns:1fr}.thpt-exam-preview{height:170px}.thpt-library-miu{position:static;height:auto;margin-top:18px;justify-content:flex-end}.thpt-library-miu>.atelier-miu{position:relative}.thpt-exam-library .learning-catalog-pagination{justify-content:center}.thpt-exam-library .learning-catalog-pagination>[role=status]{width:100%;text-align:center;margin:0}}
@media(prefers-reduced-motion:reduce){.thpt-exam-card{transition:none}.thpt-exam-preview>img{transform:none}}

/* An exam is only selected here. A timed server attempt starts after an explicit click. */
.thpt-exam-intro{max-width:980px;margin:0 auto;padding:clamp(18px,4vw,40px) 18px 70px}
.thpt-exam-intro-card{margin:20px 0;background:#fff;border:1px solid #d5e8df;border-radius:18px;padding:clamp(20px,5vw,42px);box-shadow:0 14px 40px #115e5920}
.thpt-exam-intro-kicker{display:block;color:#0f766e;font-size:12px;font-weight:800;letter-spacing:.12em}
.thpt-exam-intro h1{font:clamp(24px,4vw,38px)/1.2 Georgia,serif;color:#133e36;margin:16px 0 12px}
.thpt-exam-intro-summary{font-size:15px;line-height:1.7;color:#475569}
.thpt-exam-intro-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0}
.thpt-exam-intro-facts>div{border-radius:12px;background:#edf8f4;padding:15px;min-width:0}
.thpt-exam-intro-facts dt{font-size:12px;color:#527168}
.thpt-exam-intro-facts dd{font-weight:800;font-size:18px;color:#115e59;margin:5px 0 0}
.thpt-exam-intro-rules{padding-left:22px;font-size:14px;line-height:1.8;color:#475569}
.thpt-exam-intro-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.thpt-exam-intro button{cursor:pointer;border-radius:10px;padding:12px 16px;min-height:44px}
.thpt-exam-intro button:focus-visible{outline:3px solid #0f766e;outline-offset:3px}
@media(max-width:620px){.thpt-exam-intro-facts{grid-template-columns:1fr}.thpt-exam-intro-actions{flex-direction:column}.thpt-exam-intro-actions button{width:100%}}
.thpt-practice{color:#183e3a;max-width:1280px;margin:auto;padding:24px;background:#f7f8f5;border-radius:24px}.thpt-practice button{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:white;border:1px solid #d4e2de;border-radius:10px;padding:10px 13px;cursor:pointer;color:inherit;font:inherit}.thpt-practice button:disabled{opacity:.45;cursor:not-allowed}.thpt-practice button:focus-visible{outline:3px solid #e5b859;outline-offset:3px}.thpt-practice-header{display:flex;gap:20px;align-items:center;justify-content:space-between}.thpt-practice-header p{font-size:11px;letter-spacing:2px}.thpt-practice-header h1{font:28px Georgia,serif;margin:6px 0}.thpt-practice-header strong{display:flex;gap:8px;color:#126e63;font-size:24px;font-variant-numeric:tabular-nums}.thpt-practice-notice{background:#fff5dc;border:1px solid #eddbb0;border-radius:10px;padding:12px;font-size:13px}.thpt-practice-status{display:flex;gap:8px;font-size:12px;color:#50716a}.thpt-practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:24px;align-items:start}.thpt-practice-paper{background:white;border:1px solid #d8e2de;border-radius:16px;overflow:hidden}.thpt-practice-paper nav{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px;background:#eef5f2;font-size:12px}.thpt-practice-paper img{display:block;width:100%;height:auto}.thpt-practice-answer-panel{position:sticky;top:85px;padding:18px;background:white;border:1px solid #d8e2de;border-radius:16px}.thpt-practice-answer-panel h2{font:23px Georgia,serif;margin:0}.thpt-practice-answer-panel p{font-size:12px;color:#6a7e76}.thpt-practice-numbers{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.thpt-practice-numbers button{padding:7px;font-size:12px;border-radius:7px}.thpt-practice button[aria-pressed=true]{background:#168477;color:white;border-color:#168477}.thpt-practice-numbers button[data-answered=true]{box-shadow:inset 0 -3px #168477}.thpt-practice-numbers button[data-flagged=true]{border-color:#d9a932}.thpt-practice-choices{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:12px}.thpt-practice-question-nav{display:flex;gap:6px;margin:15px 0}.thpt-practice .thpt-practice-submit{background:#168477;color:white;width:100%}.thpt-result{background:white;border:1px solid #d8e2de;border-radius:18px;padding:28px}.thpt-result h2{font:30px Georgia,serif}.thpt-result-score{font:64px Georgia,serif;color:#168477}.thpt-result-score small{font-size:23px;margin-left:10px}.thpt-result-tools{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.thpt-result-rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.thpt-result-rows article{border:1px solid #edddd6;border-left:4px solid #bc6b58;border-radius:10px;padding:14px;font-size:13px}.thpt-result-rows article[data-correct=true]{border-color:#c5e0d7;border-left-color:#168477}.thpt-result-rows h3{margin-top:0}@media(max-width:850px){.thpt-practice-layout{grid-template-columns:1fr}.thpt-practice-answer-panel{position:static}.thpt-practice-numbers{grid-template-columns:repeat(10,1fr)}}@media(max-width:550px){.thpt-practice{padding:12px}.thpt-practice-header{flex-wrap:wrap;gap:10px}.thpt-practice-header h1{font-size:21px}.thpt-practice-numbers{grid-template-columns:repeat(5,1fr)}.thpt-result-rows{grid-template-columns:1fr}.thpt-practice-paper nav{flex-wrap:wrap}.thpt-result{padding:16px}}
.thpt-practice-confirm{position:sticky;top:75px;z-index:20;background:#fff;border:2px solid #168477;border-radius:16px;padding:20px;box-shadow:0 12px 40px #183e3a25;margin-bottom:18px}.thpt-practice-confirm button{margin-right:10px}
.thpt-practice-image-scroll{overflow:auto;max-width:100%}.thpt-practice-image-scroll[data-zoomed=true] img{width:1000px;max-width:none}.thpt-practice-paper nav{flex-wrap:wrap}.thpt-practice{scroll-margin-top:80px}
.thpt-clean-paper{padding:clamp(18px,4vw,48px);background:#fff;color:#243a36;font:16px/1.8 Georgia,'Times New Roman',serif;box-shadow:inset 7px 0 12px #173e3a09;overflow-wrap:anywhere;animation:thpt-paper-enter .24s ease-out;transform-origin:left center}.thpt-clean-paper[data-zoomed=true]{font-size:20px}.thpt-clean-paper>header{text-align:center;border-bottom:2px solid #234b42;padding-bottom:20px}.thpt-clean-paper>header p{font-size:.8em;letter-spacing:.04em}.thpt-clean-paper h2{font-size:1.5em}.thpt-clean-question{padding:22px 0;border-bottom:1px solid #e1e9e4}.thpt-clean-question h3{font-size:1em;margin:0 0 12px}.thpt-clean-question h3 span{font-weight:400}.thpt-clean-question blockquote{white-space:pre-wrap;margin:0 0 24px;padding:18px;background:#f4f7f4;border-left:3px solid #d7b574}.thpt-clean-options{display:grid;gap:8px}.thpt-clean-options label{display:flex;align-items:baseline;gap:9px;border:1px solid transparent;border-radius:8px;padding:8px 12px;cursor:pointer}.thpt-clean-options label:hover{background:#f1f7f3}.thpt-clean-options label[data-selected=true]{background:#eaf6ef;border-color:#83b6a1}.thpt-clean-options input{accent-color:#168477}.thpt-result-rows details{margin-top:14px}.thpt-result-rows summary{cursor:pointer;color:#126e63}@keyframes thpt-paper-enter{from{opacity:.6;transform:perspective(1200px) rotateY(-3deg)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.thpt-clean-paper{animation:none}}

/* Only the inner shared-reading panel is redesigned. Keep original exam shell,
   question/page navigation, answer sheet, timer, and result UI untouched. */
.thpt-reading-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:14px;align-items:start;margin:14px 0}
.thpt-reading-passage,.thpt-reading-question-scroll{height:min(72vh,700px);min-height:410px;overflow-y:auto;overscroll-behavior:contain;border-radius:14px;border:1px solid #d7e9e3;scrollbar-color:#8ebfb4 #edf6f2;scrollbar-width:thin}
.thpt-reading-passage{background:linear-gradient(180deg,#fffdf4 0%,#fff 100%);padding:18px}
.thpt-reading-passage-heading,.thpt-reading-questions-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#176b68;font:800 11px/1.45 system-ui,sans-serif;letter-spacing:.02em;border-bottom:1px solid #e1ede6;padding-bottom:11px}
.thpt-reading-passage-heading b{background:#e4f5ef;border-radius:999px;padding:5px 8px}
.thpt-reading-passage blockquote{margin:16px 0;white-space:pre-wrap;line-height:1.9;font-family:Georgia,'Times New Roman',serif;font-size:1.02em;color:#294b49;overflow-wrap:anywhere}
.thpt-reading-question-scroll{background:#f3f9f5;padding:13px}
.thpt-reading-questions-heading{padding:5px 5px 13px}
.thpt-reading-questions-heading small{font-size:10px;font-weight:650;color:#728d85}
.thpt-reading-question-scroll .thpt-clean-question{padding:15px 13px;margin:12px 0;background:#fff;border:1px solid #dae9e1;border-radius:12px;scroll-margin-top:15px;box-shadow:0 3px 9px #053b300a}
.thpt-reading-question-scroll .thpt-clean-question[data-current=true]{border-color:#23aa8e;box-shadow:0 0 0 2px #12a28e12}
.thpt-reading-question-scroll .thpt-clean-question h3{font-family:system-ui,sans-serif;color:#204c45;line-height:1.55}
.thpt-reading-question-scroll .thpt-clean-options label{border-color:#e5ede8;align-items:flex-start;line-height:1.45}
.thpt-reading-question-scroll .thpt-clean-options label[data-selected=true]{background:#dff6ed;border-color:#43b494;color:#075d48}
.thpt-reading-question-scroll .thpt-clean-options input{flex:none;margin-top:4px}
.thpt-clean-paper[data-zoomed=true] .thpt-reading-passage blockquote{font-size:1.2em}
.thpt-practice :is(.thpt-reading-passage,.thpt-reading-question-scroll):focus-visible{outline:3px solid #e5b859;outline-offset:2px}
@media(max-width:730px){.thpt-reading-split{grid-template-columns:1fr}.thpt-reading-passage,.thpt-reading-question-scroll{height:auto;min-height:0;max-height:none;overflow:visible}.thpt-reading-question-scroll{padding:10px}.thpt-reading-passage{padding:14px}}
/* ============================================================================
   ENGTA LEARNING - 3D MASTER FLIPBOOK & FLIPBOOK EXPLORER STYLES
   Realistic Two-Page Spread, Center Spine, 3D Page Flipping, Responsive Reader
   ============================================================================ */

/* ----------------------------------------------------------------------------
   1. FLIPBOOK ROOT & CSS VARIABLES
   ---------------------------------------------------------------------------- */
:root {
  --fb-perspective: 2000px;
  --fb-spine-width: 44px;
  --fb-gold: #fbbf24;
  --fb-gold-hover: #f59e0b;
  --fb-gold-dark: #b45309;
  --fb-gold-bg: rgba(254, 243, 199, 0.4);
  --fb-dark-900: #0f172a;
  --fb-dark-800: #1e293b;
  --fb-dark-700: #334155;
  --fb-border-dark: #1e293b;
  --fb-paper-left: #ffffff;
  --fb-paper-right: #fffdfa;
  --fb-border-light: #e2e8f0;
  --fb-text-dark: #0f172a;
  --fb-text-muted: #64748b;
  --fb-text-subtle: #94a3b8;
  --fb-blue: #2563eb;
  --fb-blue-hover: #1d4ed8;
  --fb-blue-bg: #eff6ff;
  --fb-shadow-book: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 25px rgba(0, 0, 0, 0.06);
}

/* ----------------------------------------------------------------------------
   2. PAGE LAYOUT WRAPPER (FlipbookExplorerPage)
   ---------------------------------------------------------------------------- */
.flipbook-explorer-page,
[data-testid="flipbook-explorer-page"] {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-family: var(--font-sans, system-ui, -apple-system, sans-serif);
}

@media (min-width: 640px) {
  .flipbook-explorer-page,
  [data-testid="flipbook-explorer-page"] {
    padding: 2rem 1.5rem;
  }
}

/* ----------------------------------------------------------------------------
   3. HERO BANNER
   ---------------------------------------------------------------------------- */
.flipbook-hero-banner,
[data-testid="flipbook-explorer-page"] > div:first-child {
  position: relative;
  border-radius: 24px;
  background: linear-gradient(135deg, #09090b 0%, #0f172a 45%, #291505 100%);
  padding: 1.75rem;
  color: #ffffff;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  border: 2px solid #27272a;
}

@media (min-width: 768px) {
  .flipbook-hero-banner,
  [data-testid="flipbook-explorer-page"] > div:first-child {
    padding: 2.25rem 2.5rem;
  }
}

.flipbook-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: var(--fb-gold);
  color: #1c1917;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  margin-bottom: 0.75rem;
}

.flipbook-hero-title {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-transform: uppercase;
  color: #ffffff;
  font-family: serif;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .flipbook-hero-title {
    font-size: 2.25rem;
  }
}

.flipbook-hero-title span {
  color: var(--fb-gold);
}

.flipbook-hero-desc {
  font-size: 0.85rem;
  color: #d6d3d1;
  font-weight: 500;
  line-height: 1.6;
  max-width: 48rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .flipbook-hero-desc {
    font-size: 0.95rem;
  }
}

.flipbook-hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  padding-top: 0.25rem;
  font-size: 0.75rem;
  color: #fde68a;
  font-family: monospace;
}

.flipbook-hero-features > div {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

/* ----------------------------------------------------------------------------
   4. 6 MASTERBOOK SELECTOR TABS
   ---------------------------------------------------------------------------- */
.flipbook-tabs-bar,
[data-testid="flipbook-book-tabs"] {
  background-color: var(--fb-dark-900);
  border: 2px solid var(--fb-dark-800);
  padding: 0.75rem 1rem;
  border-radius: 18px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
}

.flipbook-tabs-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.5rem;
  color: var(--fb-gold);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.flipbook-tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.flipbook-tab-btn,
[data-testid^="tab-book-"] {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.45rem 0.85rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--fb-dark-700);
  background-color: var(--fb-dark-800);
  color: #cbd5e1;
  text-decoration: none;
  white-space: nowrap;
}

.flipbook-tab-btn:hover,
[data-testid^="tab-book-"]:hover {
  background-color: var(--fb-dark-700);
  color: #ffffff;
  border-color: #475569;
}

.flipbook-tab-btn.is-active,
.flipbook-tab-btn[data-active="true"] {
  background-color: var(--fb-gold);
  color: #1c1917;
  border-color: #fcd34d;
  box-shadow: 0 4px 8px -1px rgba(251, 191, 36, 0.35);
  transform: translateY(-1px) scale(1.02);
}

/* ----------------------------------------------------------------------------
   5. QUICK STATS BAR
   ---------------------------------------------------------------------------- */
.flipbook-stats-bar {
  background-color: #ffffff;
  border: 1px solid var(--fb-border-light);
  padding: 0.75rem 1.25rem;
  border-radius: 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  font-size: 0.8rem;
}

.flipbook-stats-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--fb-text-dark);
}

.flipbook-level-badge {
  padding: 0.2rem 0.5rem;
  background-color: var(--fb-blue-bg);
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  font-family: monospace;
  font-size: 0.7rem;
  font-weight: 700;
}

.flipbook-stats-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--fb-text-muted);
  font-family: monospace;
  font-size: 0.75rem;
}

/* ----------------------------------------------------------------------------
   6. MASTERBOOK READER PERSPECTIVE & TOOLBAR
   ---------------------------------------------------------------------------- */
.flipbook-perspective-container,
[data-testid="flipbook-reader"] {
  perspective: var(--fb-perspective);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.flipbook-toolbar {
  background-color: var(--fb-dark-900);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--fb-dark-800);
}

.flipbook-toolbar-title {
  font-size: 0.85rem;
  font-weight: 900;
  color: var(--fb-gold);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.flipbook-toolbar-sub {
  font-size: 0.7rem;
  color: var(--fb-text-subtle);
  margin-top: 0.15rem;
}

.flipbook-progress-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(30, 41, 59, 0.8);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid var(--fb-dark-700);
}

.flipbook-progress-track {
  width: 4.5rem;
  height: 6px;
  background-color: var(--fb-dark-700);
  border-radius: 9999px;
  overflow: hidden;
}

.flipbook-progress-bar {
  height: 100%;
  background-color: var(--fb-gold);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.flipbook-btn-toc,
[data-testid="toggle-toc-btn"] {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--fb-dark-700);
  background-color: var(--fb-dark-800);
  color: #e2e8f0;
  transition: all 0.2s ease;
}

.flipbook-btn-toc:hover,
[data-testid="toggle-toc-btn"]:hover {
  background-color: var(--fb-dark-700);
  color: #ffffff;
}

.flipbook-btn-toc.is-open {
  background-color: var(--fb-gold);
  color: #1c1917;
  border-color: #fcd34d;
}

.flipbook-btn-nav,
[data-testid="prev-spread-btn"],
[data-testid="next-spread-btn"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  border-radius: 8px;
  background-color: var(--fb-dark-800);
  color: #ffffff;
  border: 1px solid var(--fb-dark-700);
  cursor: pointer;
  transition: all 0.2s ease;
}

.flipbook-btn-nav:hover:not(:disabled),
[data-testid="prev-spread-btn"]:hover:not(:disabled),
[data-testid="next-spread-btn"]:hover:not(:disabled) {
  background-color: var(--fb-dark-700);
}

.flipbook-btn-nav:disabled,
[data-testid="prev-spread-btn"]:disabled,
[data-testid="next-spread-btn"]:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.flipbook-spread-indicator {
  font-size: 0.75rem;
  font-family: monospace;
  font-weight: 700;
  color: #cbd5e1;
  padding: 0 0.35rem;
}

/* ----------------------------------------------------------------------------
   7. MOBILE ACTIVE SIDE TOGGLE PILL (< 768px)
   ---------------------------------------------------------------------------- */
.flipbook-mobile-toggle {
  display: flex;
  background-color: #e2e8f0;
  padding: 0.25rem;
  border-radius: 12px;
  gap: 0.25rem;
  width: 100%;
}

@media (min-width: 768px) {
  .flipbook-mobile-toggle {
    display: none;
  }
}

.flipbook-mobile-toggle-btn {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  background: transparent;
  color: #475569;
  transition: all 0.2s ease;
  text-align: center;
}

.flipbook-mobile-toggle-btn.is-active {
  background-color: #ffffff;
  color: var(--fb-text-dark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ----------------------------------------------------------------------------
   8. 3D TWO-PAGE SPREAD BOOK CONTAINER
   ---------------------------------------------------------------------------- */
.flipbook-book-container,
[data-testid="book-container"] {
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
  position: relative;
  background-color: #ffffff;
  border: 4px solid var(--fb-dark-800);
  border-radius: 24px;
  box-shadow: var(--fb-shadow-book);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  user-select: none;
  display: flex;
  flex-direction: column;
  min-height: 520px;
}

@media (min-width: 768px) {
  .flipbook-book-container,
  [data-testid="book-container"],
  .flipbook-perspective-container .flipbook-book-container {
    display: flex !important;
    flex-direction: row !important;
    height: 82vh;
    min-height: 680px;
    max-height: 880px;
  }
}

/* Realistic Center Spine Gutter Shadow */
.flipbook-spine-shadow,
[data-testid="spine-shadow"] {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: var(--fb-spine-width);
  transform: translateX(-50%);
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(0, 0, 0, 0.02) 20%,
    rgba(0, 0, 0, 0.18) 50%,
    rgba(0, 0, 0, 0.02) 80%,
    transparent 100%
  );
  z-index: 25;
  pointer-events: none;
  display: none;
  animation: fbSpineBreathe 4s ease-in-out infinite;
}

@keyframes fbSpineBreathe {
  0%, 100% { opacity: 0.85; }
  50%       { opacity: 1; }
}

@media (min-width: 768px) {
  .flipbook-spine-shadow,
  [data-testid="spine-shadow"] {
    display: block !important;
  }
}

/* 3D Page flip animations */
.flipping-next {
  isolation: isolate;
}

.flipping-prev {
  isolation: isolate;
}

.flipping-next::after,
.flipping-prev::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50%;
  z-index: 30;
  pointer-events: none;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  background: linear-gradient(90deg, #fff 0%, #f8fafc 78%, #dbe2ea 100%);
  box-shadow: 0 0 22px rgba(15, 23, 42, 0.2);
}

.flipping-next::after {
  left: 50%;
  transform-origin: left center;
  animation: flipbookLeafTurnNext 520ms cubic-bezier(0.45, 0.05, 0.55, 0.95) both;
}

.flipping-prev::after {
  left: 0;
  transform-origin: right center;
  background: linear-gradient(270deg, #fff 0%, #f8fafc 78%, #dbe2ea 100%);
  animation: flipbookLeafTurnPrev 520ms cubic-bezier(0.45, 0.05, 0.55, 0.95) both;
}

@keyframes flipbookLeafTurnNext {
  0% { transform: rotateY(0deg); }
  45% { box-shadow: 0 0 34px rgba(15, 23, 42, 0.28); }
  100% { transform: rotateY(-180deg); box-shadow: 0 0 0 rgba(15, 23, 42, 0); }
}

@keyframes flipbookLeafTurnPrev {
  0% { transform: rotateY(0deg); }
  45% { box-shadow: 0 0 34px rgba(15, 23, 42, 0.28); }
  100% { transform: rotateY(180deg); box-shadow: 0 0 0 rgba(15, 23, 42, 0); }
}

/* Level 1: Micro-interaction — right-page content morph on question change */
@keyframes fbContentMorphIn {
  0%   { opacity: 0; transform: translateX(16px); }
  100% { opacity: 1; transform: translateX(0); }
}

.fb-right-content-enter {
  animation: fbContentMorphIn 0.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* Level 1: Left-page question selection highlight pulse */
@keyframes fbQuestionSelectPulse {
  0%   { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
  60%  { box-shadow: 0 0 0 6px rgba(37, 99, 235, 0); }
  100% { box-shadow: none; }
}

.flipbook-question-card.is-selected {
  animation: fbQuestionSelectPulse 0.4s ease-out;
}

@media (prefers-reduced-motion: reduce) {
  .flipbook-book-container,
  .flipping-next,
  .flipping-prev,
  .fb-right-content-enter,
  .flipbook-question-card.is-selected,
  .flipbook-spine-shadow,
  [data-testid="spine-shadow"] {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}

/* Mobile visibility toggle helpers */
@media (max-width: 767px) {
  .flipbook-left-page.is-mobile-hidden,
  .flipbook-right-page.is-mobile-hidden {
    display: none !important;
  }
}

/* ----------------------------------------------------------------------------
   9. LEFT PAGE COMPONENT
   ---------------------------------------------------------------------------- */
.flipbook-left-page,
[data-testid="left-page"] {
  flex: 1;
  padding: 1.5rem;
  border-bottom: 1px solid var(--fb-border-light);
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  background-color: var(--fb-paper-left);
}

@media (min-width: 768px) {
  .flipbook-left-page,
  [data-testid="left-page"] {
    display: flex !important;
    flex: 0 0 50% !important;
    width: 50% !important;
    max-width: 50% !important;
    box-sizing: border-box !important;
    padding: 2.25rem 3.5rem 2.25rem 2.5rem !important;
    border-bottom: none !important;
    border-right: 1px solid var(--fb-border-light) !important;
    box-shadow: inset -20px 0 25px -15px rgba(0, 0, 0, 0.08) !important;
  }
}

/* Cover Content in Left Page */
.flipbook-cover-content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  border: 3px solid rgba(217, 119, 6, 0.2);
  border-radius: 20px;
  background-color: rgba(254, 243, 199, 0.2);
}

.flipbook-cover-icon {
  width: 5rem;
  height: 5rem;
  background-color: #fef3c7;
  border: 2px solid #fde68a;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fb-gold-dark);
  margin-bottom: 1.25rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.flipbook-cover-category {
  padding: 0.25rem 0.75rem;
  background-color: #fde68a;
  color: #78350f;
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
  border-radius: 9999px;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.flipbook-cover-title {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--fb-text-dark);
  font-family: serif;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .flipbook-cover-title {
    font-size: 2.25rem;
  }
}

.flipbook-cover-desc {
  font-size: 0.85rem;
  color: var(--fb-text-muted);
  font-weight: 500;
  max-width: 26rem;
  margin: 0 auto 1.25rem;
  line-height: 1.6;
}

.flipbook-cover-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.flipbook-cover-chip {
  padding: 0.35rem 0.75rem;
  background-color: #f1f5f9;
  color: #334155;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 8px;
  border: 1px solid var(--fb-border-light);
}

.flipbook-btn-start,
[data-testid="start-reading-btn"] {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--fb-gold);
  color: #000000;
  font-weight: 900;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 14px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 8px -1px rgba(245, 158, 11, 0.35);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.flipbook-btn-start:hover,
[data-testid="start-reading-btn"]:hover {
  background-color: var(--fb-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px -2px rgba(245, 158, 11, 0.45);
}

/* Question Mode in Left Page */
.flipbook-questions-header {
  margin-bottom: 1rem;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 0.75rem;
  flex-shrink: 0;
}

.flipbook-unit-badge {
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fb-blue);
  background-color: var(--fb-blue-bg);
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  border: 1px solid #bfdbfe;
}

.flipbook-unit-title {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--fb-text-dark);
  font-family: serif;
  line-height: 1.25;
  margin-top: 0.35rem;
}

.flipbook-unit-subtitle {
  font-size: 0.75rem;
  color: var(--fb-text-muted);
  font-style: italic;
  margin-top: 0.25rem;
}

.flipbook-questions-list {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.flipbook-question-card,
[data-testid^="question-item-"] {
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.flipbook-question-card:hover,
[data-testid^="question-item-"]:hover {
  background-color: rgba(239, 246, 255, 0.5);
  border-color: #93c5fd;
}

.flipbook-question-card.is-selected,
.flipbook-question-card[data-selected="true"] {
  background-color: var(--fb-blue);
  border-color: var(--fb-blue);
  color: #ffffff;
  box-shadow: 0 4px 10px -2px rgba(37, 99, 235, 0.35);
}

.flipbook-part-pill {
  font-size: 0.7rem;
  font-family: monospace;
  font-weight: 700;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background-color: #f1f5f9;
  color: #475569;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.flipbook-question-card.is-selected .flipbook-part-pill {
  background-color: #1d4ed8;
  color: #ffffff;
}

.flipbook-question-prompt {
  font-size: 0.8rem;
  line-height: 1.5;
  font-weight: 500;
  color: #334155;
}

.flipbook-question-card.is-selected .flipbook-question-prompt {
  color: #ffffff;
  font-weight: 700;
}

.flipbook-page-footer {
  padding-top: 0.75rem;
  margin-top: auto;
  border-top: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--fb-text-subtle);
  font-family: monospace;
}

/* ----------------------------------------------------------------------------
   10. RIGHT PAGE COMPONENT
   ---------------------------------------------------------------------------- */
.flipbook-right-page,
[data-testid="right-page"] {
  flex: 1;
  padding: 1.5rem;
  background-color: var(--fb-paper-right);
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .flipbook-right-page,
  [data-testid="right-page"] {
    display: flex !important;
    flex: 0 0 50% !important;
    width: 50% !important;
    max-width: 50% !important;
    box-sizing: border-box !important;
    padding: 2.25rem 2.5rem 2.25rem 3.5rem !important;
    box-shadow: inset 20px 0 25px -15px rgba(0, 0, 0, 0.08) !important;
  }
}

/* Cover Mode TOC on Right Page */
.flipbook-toc-title {
  font-size: 1.6rem;
  font-family: serif;
  font-weight: 900;
  color: var(--fb-text-dark);
  text-align: center;
  margin-bottom: 0.25rem;
}

.flipbook-toc-sub {
  font-size: 0.75rem;
  color: var(--fb-text-muted);
  font-style: italic;
  text-align: center;
  margin-bottom: 1rem;
}

.flipbook-toc-list {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.flipbook-toc-item,
[data-testid^="toc-item-"] {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  transition: all 0.2s ease;
}

.flipbook-toc-item:hover,
[data-testid^="toc-item-"]:hover {
  border-color: var(--fb-gold);
  background-color: rgba(254, 243, 199, 0.35);
  transform: translateX(2px);
}

/* Question Mode on Right Page (Master Key, Speaking Timer, Model, Vocab) */
.flipbook-master-key-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--fb-border-light);
  padding-bottom: 0.65rem;
  margin-bottom: 0.85rem;
  flex-shrink: 0;
}

.flipbook-master-key-label {
  color: #92400e;
  font-weight: 900;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.flipbook-audio-btn,
[data-testid="audio-btn"] {
  padding: 0.35rem 0.75rem;
  background-color: var(--fb-blue-bg);
  color: var(--fb-blue);
  border-radius: 9999px;
  cursor: pointer;
  border: none;
  font-size: 0.75rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.flipbook-audio-btn:hover,
[data-testid="audio-btn"]:hover {
  background-color: #dbeafe;
  color: #1d4ed8;
}

/* Speaking Timer Widget */
.speaking-timer-card,
[data-testid="speaking-timer"] {
  background-color: #f8fafc;
  border: 1px solid var(--fb-border-light);
  border-radius: 16px;
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.speaking-timer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.speaking-timer-label {
  font-size: 0.7rem;
  font-weight: 900;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.speaking-timer-btn-toggle {
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s;
}

.speaking-timer-btn-reset {
  padding: 0.35rem;
  border-radius: 9999px;
  background-color: #e2e8f0;
  color: #475569;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.speaking-timer-btn-reset:hover {
  background-color: #cbd5e1;
  color: #0f172a;
}

.speaking-timer-progress {
  height: 6px;
  background-color: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}

.speaking-timer-progress-bar {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.speaking-timer-phases {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.speaking-timer-phase-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  border: 1px solid;
}

.speaking-timer-clock {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 900;
  color: #0f172a;
}

.speaking-timer-hint {
  font-size: 0.7rem;
  color: var(--fb-text-muted);
  font-style: italic;
}

/* Model Answer Card */
.flipbook-model-answer-card {
  background-color: var(--fb-gold-bg);
  border: 1px solid #fde68a;
  border-radius: 16px;
  padding: 1rem 1.25rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  margin-bottom: 1rem;
}

.flipbook-model-answer-text {
  font-size: 0.85rem;
  color: #1e293b;
  line-height: 1.7;
  font-family: serif;
  font-style: italic;
}

.flipbook-canonical-badge {
  font-size: 0.6rem;
  background-color: #d1fae5;
  color: #065f46;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  border: 1px solid #6ee7b7;
}

/* Band 9 Vocabulary Cards */
.flipbook-vocab-card,
[data-testid^="vocab-card-"] {
  background-color: #ffffff;
  border: 1px solid var(--fb-border-light);
  border-radius: 16px;
  padding: 0.85rem 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.flipbook-vocab-thumb {
  width: 3.5rem;
  height: 3.5rem;
  background-color: #f1f5f9;
  border: 1px solid var(--fb-border-light);
  border-radius: 12px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.flipbook-vocab-word {
  font-weight: 900;
  color: var(--fb-blue);
  font-size: 0.85rem;
}

.flipbook-vocab-ipa {
  font-size: 0.7rem;
  font-family: monospace;
  color: var(--fb-text-subtle);
  margin-left: 0.35rem;
}

.flipbook-vocab-meaning {
  color: #334155;
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.15rem;
}

.flipbook-vocab-example {
  color: var(--fb-text-muted);
  font-size: 0.7rem;
  font-style: italic;
  margin-top: 0.2rem;
}

/* ----------------------------------------------------------------------------
   11. TABLE OF CONTENTS DRAWER (MODAL OVERLAY)
   ---------------------------------------------------------------------------- */
.flipbook-drawer-overlay,
[data-testid="toc-drawer"] {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  z-index: 100;
  display: flex;
  justify-content: flex-end;
}

.flipbook-drawer-panel {
  background-color: #ffffff;
  width: 100%;
  max-width: 28rem;
  height: 100%;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  animation: flipbookSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes flipbookSlideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.flipbook-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--fb-border-light);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.flipbook-drawer-close {
  padding: 0.35rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--fb-text-muted);
  transition: all 0.2s;
}

.flipbook-drawer-close:hover {
  background-color: #f1f5f9;
  color: var(--fb-text-dark);
}

.flipbook-drawer-cover-jump {
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  border-radius: 14px;
  border: 1px solid var(--fb-border-light);
  background-color: #fef3c7;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.flipbook-drawer-cover-jump:hover {
  background-color: #fde68a;
}

.flipbook-drawer-items {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-right: 0.25rem;
}

.flipbook-drawer-item {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.flipbook-drawer-item:hover {
  border-color: #93c5fd;
  background-color: rgba(239, 246, 255, 0.5);
}

.flipbook-drawer-item.is-active {
  background-color: var(--fb-blue);
  border-color: var(--fb-blue);
  color: #ffffff;
  box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.25);
}

.flipbook-drawer-item.is-active * {
  color: #ffffff !important;
}

/* ----------------------------------------------------------------------------
   12. CUSTOM SLEEK SCROLLBAR
   ---------------------------------------------------------------------------- */
.flipbook-scrollbar::-webkit-scrollbar {
  width: 5px;
}

.flipbook-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.flipbook-scrollbar::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}

.flipbook-scrollbar::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ----------------------------------------------------------------------------
   13. UNIVERSAL UTILITY FALLBACKS FOR FLIPBOOK MARKUP
   Ensures any standard utility class written in JSX renders with 100% fidelity
   ---------------------------------------------------------------------------- */
.flipbook-explorer-page .flex,
.flipbook-perspective-container .flex {
  display: flex;
}

.flipbook-explorer-page .inline-flex,
.flipbook-perspective-container .inline-flex {
  display: inline-flex;
}

.flipbook-explorer-page .flex-col,
.flipbook-perspective-container .flex-col {
  flex-direction: column;
}

.flipbook-explorer-page .flex-wrap,
.flipbook-perspective-container .flex-wrap {
  flex-wrap: wrap;
}

.flipbook-explorer-page .items-center,
.flipbook-perspective-container .items-center {
  align-items: center;
}

.flipbook-explorer-page .items-start,
.flipbook-perspective-container .items-start {
  align-items: flex-start;
}

.flipbook-explorer-page .justify-between,
.flipbook-perspective-container .justify-between {
  justify-content: space-between;
}

.flipbook-explorer-page .justify-center,
.flipbook-perspective-container .justify-center {
  justify-content: center;
}

.flipbook-explorer-page .flex-1,
.flipbook-perspective-container .flex-1 {
  flex: 1 1 0%;
}

.flipbook-explorer-page .shrink-0,
.flipbook-perspective-container .shrink-0 {
  flex-shrink: 0;
}

.flipbook-explorer-page .space-y-2 > * + *,
.flipbook-perspective-container .space-y-2 > * + * {
  margin-top: 0.5rem;
}

.flipbook-explorer-page .space-y-2\.5 > * + *,
.flipbook-perspective-container .space-y-2\.5 > * + * {
  margin-top: 0.625rem;
}

.flipbook-explorer-page .space-y-3 > * + *,
.flipbook-perspective-container .space-y-3 > * + * {
  margin-top: 0.75rem;
}

.flipbook-explorer-page .space-y-4 > * + *,
.flipbook-perspective-container .space-y-4 > * + * {
  margin-top: 1rem;
}

.flipbook-explorer-page .space-y-6 > * + *,
.flipbook-perspective-container .space-y-6 > * + * {
  margin-top: 1.5rem;
}

.flipbook-explorer-page .gap-1,
.flipbook-perspective-container .gap-1 {
  gap: 0.25rem;
}

.flipbook-explorer-page .gap-1\.5,
.flipbook-perspective-container .gap-1\.5 {
  gap: 0.375rem;
}

.flipbook-explorer-page .gap-2,
.flipbook-perspective-container .gap-2 {
  gap: 0.5rem;
}

.flipbook-explorer-page .gap-2\.5,
.flipbook-perspective-container .gap-2\.5 {
  gap: 0.625rem;
}

.flipbook-explorer-page .gap-3,
.flipbook-perspective-container .gap-3 {
  gap: 0.75rem;
}

.flipbook-explorer-page .gap-4,
.flipbook-perspective-container .gap-4 {
  gap: 1rem;
}

.flipbook-explorer-page .w-full,
.flipbook-perspective-container .w-full {
  width: 100%;
}

.flipbook-explorer-page .h-full,
.flipbook-perspective-container .h-full {
  height: 100%;
}

.flipbook-explorer-page .text-white,
.flipbook-perspective-container .text-white {
  color: #ffffff;
}

.flipbook-explorer-page .text-amber-400,
.flipbook-perspective-container .text-amber-400 {
  color: #fbbf24;
}

.flipbook-explorer-page .text-amber-300,
.flipbook-perspective-container .text-amber-300 {
  color: #fcd34d;
}

.flipbook-explorer-page .text-slate-400,
.flipbook-perspective-container .text-slate-400 {
  color: #94a3b8;
}

.flipbook-explorer-page .text-slate-300,
.flipbook-perspective-container .text-slate-300 {
  color: #cbd5e1;
}

.flipbook-explorer-page .text-slate-800,
.flipbook-perspective-container .text-slate-800 {
  color: #1e293b;
}

.flipbook-explorer-page .text-slate-900,
.flipbook-perspective-container .text-slate-900 {
  color: #0f172a;
}

.flipbook-explorer-page .text-blue-600,
.flipbook-perspective-container .text-blue-600 {
  color: #2563eb;
}

.flipbook-explorer-page .bg-amber-400,
.flipbook-perspective-container .bg-amber-400 {
  background-color: #fbbf24;
}

.flipbook-explorer-page .bg-slate-900,
.flipbook-perspective-container .bg-slate-900 {
  background-color: #0f172a;
}

.flipbook-explorer-page .bg-slate-800,
.flipbook-perspective-container .bg-slate-800 {
  background-color: #1e293b;
}

.flipbook-explorer-page .rounded-xl,
.flipbook-perspective-container .rounded-xl {
  border-radius: 12px;
}

.flipbook-explorer-page .rounded-2xl,
.flipbook-perspective-container .rounded-2xl {
  border-radius: 16px;
}

.flipbook-explorer-page .rounded-3xl,
.flipbook-perspective-container .rounded-3xl {
  border-radius: 24px;
}

.flipbook-explorer-page .rounded-full,
.flipbook-perspective-container .rounded-full {
  border-radius: 9999px;
}

.flipbook-explorer-page .shadow-md,
.flipbook-perspective-container .shadow-md {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page .shadow-lg,
.flipbook-perspective-container .shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page .shadow-xl,
.flipbook-perspective-container .shadow-xl {
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page button,
.flipbook-perspective-container button {
  font-family: inherit;
}

/* Compact controls and keep the active page vertically scrollable on phones. */
.flipbook-toolbar__actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.flipbook-left-page,
.flipbook-right-page,
.flipbook-questions-list,
.flipbook-toc-list {
  min-height: 0;
}

.flipbook-cover-content {
  overflow-y: auto;
}

.flipbook-perspective-container button:focus-visible,
.flipbook-perspective-container input:focus-visible,
.flipbook-drawer-panel button:focus-visible,
.flipbook-drawer-panel input:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

@media (max-width: 767px) {
  .flipbook-perspective-container [data-testid="book-container"] {
    height: min(72vh, 680px) !important;
    min-height: 420px !important;
  }

  .flipbook-perspective-container .flipbook-left-page,
  .flipbook-perspective-container .flipbook-right-page {
    flex: 1 1 100%;
    width: 100%;
    max-width: 100%;
    padding: 1rem;
  }

  .flipping-next::after,
  .flipping-prev::after {
    left: 0;
    width: 100%;
  }

  .flipbook-toolbar {
    padding: 0.65rem;
    border-radius: 1rem;
    gap: 0.55rem;
  }

  .flipbook-toolbar__heading {
    min-width: 0;
    flex: 1 1 100%;
  }

  .flipbook-toolbar__actions {
    width: 100%;
    justify-content: space-between;
    gap: 0.45rem;
  }

  .flipbook-page-jump {
    padding: 0.2rem 0.35rem;
  }

  .flipbook-page-jump input {
    width: 2.5rem;
  }

  .flipbook-drawer-panel {
    padding: 1rem;
  }
}

@media (max-width: 420px) {
  .flipbook-toolbar-sub {
    font-size: 9px;
  }

  .flipbook-btn-toc span {
    display: none;
  }

  .flipbook-spread-indicator {
    min-width: 2.25rem;
    text-align: center;
  }
}
.hl-landing, .hl-library, .hl-tutor { --hl-navy: #172b43; --hl-teal: #167d83; --hl-cream: #fcfaf5; --hl-gold: #e6b14e; color: var(--hl-navy); }
.hl-landing { padding-top: clamp(42px, 6vw, 88px); padding-bottom: clamp(40px, 6vw, 76px); }
.hl-eyebrow { display: inline-flex; align-items: center; gap: 7px; color: var(--hl-teal); font-size: .76rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.hl-heading { max-width: 800px; margin-bottom: 28px; }
.hl-heading h2 { margin: 12px 0; color: var(--hl-navy); font-size: clamp(1.9rem, 3.15vw, 2.95rem); line-height: 1.16; letter-spacing: -.035em; }
.hl-heading p { color: #60727e; font-size: clamp(.96rem, 1.2vw, 1.1rem); line-height: 1.7; margin: 0; }
.hl-landing__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(210px, .94fr); gap: 18px; align-items: stretch; }
.hl-card { min-width: 0; border: 1px solid #e5eae6; background: white; border-radius: 19px; overflow: hidden; box-shadow: 0 13px 32px rgba(12, 49, 59, .055); }
.hl-card__visual { display: block; position: relative; isolation: isolate; padding: 0; border: 0; width: 100%; aspect-ratio: 9 / 12.2; background: #173f4e; text-align: left; overflow: hidden; color: white; cursor: pointer; }
.hl-card__visual:disabled { cursor: default; }
.hl-card__visual:focus-visible { outline: 3px solid #e6b14e; outline-offset: -3px; }
.hl-thumb { display: block; position: absolute; inset: 0; background: radial-gradient(circle at 70% 25%, #4d9a9b 0%, #184c5b 45%, #132d45 100%); }
.hl-thumb img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover; }
.hl-thumb__fallback { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; opacity: .7; color: #def6f0; }
.hl-thumb__fallback small { font-weight: 800; letter-spacing: .12em; }
.hl-thumb__shine { position: absolute; z-index: 2; inset: 25% 0 0; background: linear-gradient(transparent 35%, rgba(8, 26, 37, .8)); }
.hl-card__label { position: absolute; z-index: 3; top: 13px; left: 13px; display: inline-flex; align-items: center; gap: 5px; padding: 7px 10px; border-radius: 999px; background: rgba(20, 126, 128, .93); color: white; font-size: .67rem; font-weight: 800; letter-spacing: .03em; max-width: calc(100% - 26px); }
.hl-card__play { position: absolute; z-index: 3; left: 50%; top: 50%; display: grid; place-items: center; width: 57px; height: 57px; color: #116d76; background: rgba(255, 255, 255, .95); border-radius: 50%; transform: translate(-50%, -50%); box-shadow: 0 10px 40px #0004; transition: transform .2s; }
.hl-card__visual:not(:disabled):hover .hl-card__play { transform: translate(-50%, -50%) scale(1.08); }
.hl-card__pending { position: absolute; z-index: 3; left: 14px; bottom: 15px; right: 14px; border: 1px solid #ffffff88; border-radius: 9px; padding: 10px; background: #102e3cce; color: #fff; font-size: .83rem; font-weight: 700; text-align: center; }
.hl-card__content { padding: 15px 16px 18px; }
.hl-card__topic { display: block; color: var(--hl-teal); font-size: .74rem; font-weight: 700; margin-bottom: 7px; }
.hl-card__content h3 { margin: 0 0 8px; color: var(--hl-navy); font-size: 1.01rem; line-height: 1.4; overflow-wrap: anywhere; }
.hl-card__content p { margin: 0; font-size: .84rem; color: #73818c; }
.hl-landing__cta { min-width: 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; border-radius: 20px; padding: 23px; background: linear-gradient(140deg, #eaf5ef 0%, #f8f7ea 100%); border: 1px solid #dce7e0; }
.hl-landing__cta-icon { display: grid; place-items: center; border-radius: 15px; background: white; width: 54px; height: 54px; margin-bottom: 20px; color: var(--hl-teal); }
.hl-landing__cta h3 { font-size: clamp(1.22rem, 1.65vw, 1.72rem); line-height: 1.25; letter-spacing: -.02em; margin: 12px 0; }
.hl-landing__cta p { line-height: 1.6; color: #657779; margin: 0 0 22px; font-size: .9rem; }
.hl-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; text-align: center; color: white; background: var(--hl-teal); font-size: .9rem; font-weight: 800; border-radius: 11px; padding: 13px 15px; transition: transform .18s, background .18s; }
.hl-button:hover { background: #106e73; transform: translateY(-2px); }
.hl-button--outline { color: var(--hl-teal); background: white; border: 1px solid var(--hl-teal); white-space: nowrap; }
.hl-button--outline:hover { color: white; }
.hl-landing__library { margin-top: 27px; padding: 26px 30px; background: linear-gradient(90deg, #f0f6f2, #fbfaf5); border: 1px solid #e6eae5; border-radius: 19px; display: flex; justify-content: space-between; align-items: center; gap: 22px; }
.hl-landing__library h3 { margin: 7px 0; font-size: clamp(1.35rem, 2vw, 1.8rem); }
.hl-landing__library p { color: #60757c; margin: 0; line-height: 1.5; }
.hl-release-note { margin: 14px 0 0; display: flex; gap: 8px; align-items: center; color: #77633b; font-size: .8rem; line-height: 1.5; }
.hl-tutor { border: 1px solid #d8e7e4; border-radius: 15px; padding: 16px; background: #f6fbf7; margin: 17px 0; }
.hl-tutor h3 { margin: 0 0 7px; font-size: 1.06rem; }
.hl-tutor > p { color: #667780; font-size: .84rem; line-height: 1.5; margin: 0 0 13px; }
.hl-tutor__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.hl-tutor .hl-card__visual { aspect-ratio: 9 / 10; }
.hl-tutor .hl-card__label { left: 6px; top: 7px; padding: 5px 7px; font-size: .56rem; }
.hl-tutor .hl-card__pending { font-size: .67rem; left: 7px; right: 7px; bottom: 8px; padding: 7px; }
.hl-tutor .hl-card__content { padding: 10px; }
.hl-tutor .hl-card__content h3 { font-size: .81rem; line-height: 1.35; }
.hl-tutor .hl-card__content p { font-size: .69rem; }
.hl-tutor .hl-card__topic { font-size: .68rem; }
.hl-tutor > a { display: inline-flex; gap: 7px; align-items: center; color: var(--hl-teal); text-decoration: none; font-size: .88rem; font-weight: 800; margin-top: 13px; }
.hl-tutor-card-cta { display: inline-flex; width: 100%; justify-content: center; align-items: center; margin: 4px 0 12px; border: 1px solid #b7d8d2; background: #ecf8f4; color: #126f72; border-radius: 9px; padding: 10px; font-size: .82rem; font-weight: 800; cursor: pointer; }
.hl-tutor-card-cta:hover { background: #d8f0e9; }
.hl-library { padding: clamp(22px, 4vw, 45px); max-width: 1510px; margin: 0 auto; }
.hl-library__hero { background: linear-gradient(120deg, #edf7f1 5%, #fff9ed 100%); border: 1px solid #e2ebe3; border-radius: 23px; padding: clamp(25px, 5vw, 64px); }
.hl-library__hero h1 { font-size: clamp(2.1rem, 4vw, 3.65rem); letter-spacing: -.04em; line-height: 1.1; margin: 12px 0; color: var(--hl-navy); }
.hl-library__hero p { color: #596f77; max-width: 600px; font-size: 1.06rem; line-height: 1.65; }
.hl-library__hero a { display: inline-flex; color: var(--hl-teal); align-items: center; gap: 6px; font-weight: 800; text-decoration: none; margin-top: 4px; }
.hl-library__body { margin-top: 28px; }
.hl-library__topline { display: flex; justify-content: space-between; align-items: center; gap: 14px; color: #71818b; font-size: .87rem; }
.hl-library__tabs { display: inline-flex; gap: 5px; border: 1px solid #dce8e4; background: #f1f6f3; padding: 5px; border-radius: 12px; }
.hl-library__tabs button { border: 0; border-radius: 9px; background: transparent; color: #687d82; padding: 11px 19px; font: inherit; font-weight: 700; cursor: pointer; }
.hl-library__tabs button[aria-selected='true'] { background: var(--hl-teal); color: white; box-shadow: 0 3px 12px #0a667622; }
.hl-library__filters { display: flex; gap: 12px; margin: 18px 0 12px; }
.hl-library__filters label { display: flex; align-items: center; gap: 9px; border: 1px solid #dce6e3; border-radius: 11px; padding: 0 13px; background: white; color: #69818a; }
.hl-library__filters label:first-child { flex: 1; }
.hl-library__filters input, .hl-library__filters select { min-width: 0; border: 0; background: transparent; outline: none; padding: 13px 0; font: inherit; font-size: .9rem; color: var(--hl-navy); }
.hl-library__filters input { width: 100%; }
.hl-library__topics { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.hl-library__topics button { border: 1px solid #d7e4e1; border-radius: 999px; background: #f8faf8; color: #466c72; padding: 8px 13px; font-size: .83rem; font-weight: 700; cursor: pointer; }
.hl-library__topics button.active { background: #d8efeb; color: #0a696e; border-color: #98d0c8; }
.hl-library__notice { display: flex; gap: 11px; align-items: flex-start; color: #685928; background: #fff8dd; border: 1px solid #eadfb4; border-radius: 11px; padding: 14px 16px; font-size: .87rem; line-height: 1.5; margin-bottom: 19px; }
.hl-library__notice strong { color: #6e5b24; }
.hl-library__grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.hl-library__grid .hl-card__visual { aspect-ratio: 9 / 11.2; }
.hl-library__empty { text-align: center; color: #647888; padding: 40px 0; }
.hl-library__pager { display: flex; justify-content: center; align-items: center; gap: 18px; margin: 29px 0; }
.hl-library__pager button { background: white; border: 1px solid #b9d7d2; padding: 9px 20px; color: var(--hl-teal); border-radius: 9px; font: inherit; font-weight: 700; cursor: pointer; }
.hl-library__pager button:disabled { opacity: .35; cursor: default; }
.hl-library__footer { display: flex; gap: 9px; align-items: center; font-size: .81rem; color: #778890; margin-top: 28px; }
.hl-modal { position: fixed; z-index: 9999; inset: 0; display: flex; align-items: center; justify-content: center; background: #071d2ee8; padding: 20px; }
.hl-modal__panel { width: min(530px, 100%); max-height: 95vh; overflow: auto; background: white; border-radius: 15px; padding: 14px; }
.hl-modal__header { display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: .94rem; padding: 0 4px 13px; }
.hl-modal__header button { border: 0; border-radius: 9px; padding: 6px; background: #edf2f0; cursor: pointer; }
.hl-modal__panel iframe { display: block; width: min(100%, 420px); margin: 0 auto; aspect-ratio: 9 / 16; border: 0; border-radius: 9px; background: #133345; }
.hl-modal__panel p { color: #63757c; font-size: .78rem; line-height: 1.5; margin: 12px 5px 0; }
@media (max-width: 1080px) { .hl-landing__grid { grid-template-columns: repeat(3,minmax(0,1fr)); } .hl-landing__cta { grid-column: 1/-1; flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; } .hl-landing__cta-icon { margin: 0; } .hl-landing__cta p { flex-basis: 48%; margin: 0; } .hl-library__grid { grid-template-columns: repeat(3,minmax(0,1fr)); } }
@media (max-width: 710px) { .hl-landing { padding-top: 42px; } .hl-landing__grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 10px; } .hl-landing__grid > * { flex: 0 0 min(75vw,280px); scroll-snap-align: start; } .hl-landing__cta { display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; } .hl-landing__cta p { flex-basis: auto; } .hl-landing__library { flex-direction: column; align-items: flex-start; padding: 21px; } .hl-library { padding: 18px; } .hl-library__topline { align-items: flex-start; flex-direction: column; } .hl-library__tabs { width: 100%; } .hl-library__tabs button { flex: 1; padding: 10px 7px; } .hl-library__filters { flex-direction: column; } .hl-library__grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 11px; } .hl-library__grid .hl-card__content { padding: 10px; } .hl-library__grid .hl-card__content h3 { font-size: .85rem; } .hl-library__grid .hl-card__content p { font-size: .72rem; } .hl-library__grid .hl-card__label { font-size: .55rem; padding: 5px 7px; } .hl-library__grid .hl-card__pending { left: 6px; right: 6px; bottom: 8px; padding: 6px; font-size: .65rem; } }

/* Branded editorial covers: the Drive still is texture, not the readability layer. */
.hl-card__visual { background: #102f42; }
.hl-thumb { background: radial-gradient(circle at 82% 18%, #237c81, #173d54 53%, #0b2336); }
.hl-thumb img { opacity: .38; filter: contrast(1.28) saturate(.78); object-position: center 24%; }
.hl-thumb__shine { inset: 0; background: linear-gradient(155deg, rgba(8,34,48,.22) 0%, rgba(10,37,51,.73) 46%, rgba(6,27,41,.97) 100%); }
.hl-thumb__fallback { opacity: .12; transform: scale(1.4) rotate(-12deg); }
.hl-card__poster { position: absolute; z-index: 2; inset: 0; padding: clamp(15px, 1.5vw, 23px); display: flex; flex-direction: column; justify-content: space-between; align-items: stretch; pointer-events: none; color: white; }
.hl-card__brand { font-size: .72rem; font-weight: 900; letter-spacing: .075em; margin-top: 39px; opacity: .9; }
.hl-card__brand span { color: #f0c263; }
.hl-card__brand i { font-size: .56rem; font-weight: 600; font-style: normal; letter-spacing: .11em; color: #cfedf0; }
.hl-card__poster-copy { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; text-align: left; }
.hl-card__poster-copy small { align-self: flex-start; color: #b9e6e0; font-size: .73rem; font-weight: 750; letter-spacing: .035em; }
.hl-card__poster-copy strong { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 4; overflow: hidden; max-width: 100%; font-size: clamp(1.02rem, 1.5vw, 1.5rem); line-height: 1.27; font-weight: 850; letter-spacing: -.025em; text-wrap: balance; text-shadow: 0 2px 12px #071c2d80; }
.hl-card__visual .hl-card__label { z-index: 4; border: 1px solid #ffffff36; background: #147e80ee; backdrop-filter: blur(5px); }
.hl-card__pending { z-index: 4; left: auto; right: 13px; bottom: 13px; padding: 6px 10px; font-size: .67rem; background: #ffffff1f; border: 1px solid #ffffff55; border-radius: 999px; backdrop-filter: blur(8px); width: auto; }
.hl-card__play { z-index: 4; top: 45%; background: #fff; box-shadow: 0 12px 36px #03172480; }
.hl-card__visual:not(:disabled):hover .hl-thumb img { opacity: .55; transform: scale(1.045); transition: opacity .2s, transform .35s; }
.hl-card__player { position: relative; aspect-ratio: 9 / 16; width: 100%; background: #071c2c; overflow: hidden; }
.hl-card__player iframe { display: block; width: 100%; height: 100%; border: 0; }
.hl-card__close { position: absolute; z-index: 3; top: 10px; right: 10px; display: inline-flex; gap: 5px; align-items: center; padding: 7px 11px; border: 1px solid #ffffff80; border-radius: 999px; background: #0c2b3de8; color: #fff; font: inherit; font-size: .75rem; font-weight: 800; cursor: pointer; }
.hl-card__close:focus-visible { outline: 3px solid #e6b14e; outline-offset: 2px; }
.hl-card--is-playing { box-shadow: 0 16px 40px #0a394533; border-color: #80b9b4; }
.hl-tutor .hl-card__brand { font-size: .55rem; margin-top: 25px; }
.hl-tutor .hl-card__brand i { display: none; }
.hl-tutor .hl-card__poster { padding: 10px; }
.hl-tutor .hl-card__poster-copy { gap: 6px; margin-bottom: 22px; }
.hl-tutor .hl-card__poster-copy strong { font-size: .85rem; -webkit-line-clamp: 3; }
.hl-tutor .hl-card__poster-copy small { font-size: .6rem; }
@media (max-width: 520px) {
  .hl-library__grid { grid-template-columns: minmax(0,1fr); gap: 16px; }
  .hl-library__grid .hl-card__visual { aspect-ratio: 9 / 11.5; }
  .hl-card__poster-copy strong { font-size: 1.35rem; }
  .hl-tutor__grid { grid-template-columns: minmax(0,1fr); }
  .hl-tutor .hl-card__visual { aspect-ratio: 9 / 10.5; }
  .hl-tutor .hl-card__poster-copy strong { font-size: 1.15rem; }
}
@media (prefers-reduced-motion: reduce) {
  .hl-card__visual:not(:disabled):hover .hl-thumb img { transform: none; transition: none; }
}

/* Branded posters remain attractive and readable when Drive video thumbnails fail. */
.hl-thumb { overflow:hidden; background: radial-gradient(circle at 82% 21%, #46aab3 0%, #136879 34%, #142c50 76%, #102039 100%); }
.hl-card--speaking .hl-thumb { background:radial-gradient(circle at 80% 19%, #6ec8bb 0%, #218b98 29%, #193e68 72%, #182849 100%); }
.hl-card--reading .hl-thumb { background:radial-gradient(circle at 80% 21%, #e7bc83 0%, #b5796e 31%, #455679 72%, #29314f 100%); }
.hl-card--listening .hl-thumb { background:radial-gradient(circle at 75% 16%, #ad9bd9 0%, #70669f 33%, #254d73 78%, #173351 100%); }
.hl-thumb::before { content:''; position:absolute; z-index:1; width:90%; aspect-ratio:1; border:1px solid #ffffff3c; border-radius:50%; right:-42%; top:-21%; box-shadow:0 0 0 38px #ffffff0b,0 0 0 82px #ffffff08; pointer-events:none; }
.hl-thumb__fallback { z-index:0; opacity:1; justify-content:center; gap:9px; padding:12px; color:#e4f8f6; text-align:center; }
.hl-thumb__monogram { font-size:clamp(3.3rem,6vw,6.6rem); line-height:1; font-weight:950; letter-spacing:-.08em; color:#ffffff42; text-shadow:0 8px 35px #0b274c30; }
.hl-thumb__fallback small { font-size:clamp(.5rem,1vw,.67rem); letter-spacing:.2em; color:#ffffffaa; }
.hl-thumb img { display:block; transition:opacity .3s,transform .35s; }
.hl-thumb__shine { z-index:2; inset:0; background:linear-gradient(180deg,#091a2c30 0%,#0b254a00 31%,#1129444a 53%,#071d31ef 100%); }
.hl-card__poster { z-index:3; }
.hl-card__poster-copy { margin-bottom:16px; padding:14px 0 4px; }
.hl-card__poster-copy strong { text-shadow:0 2px 18px #061c2ee6; }
.hl-card__brand { color:#fff; text-shadow:0 2px 15px #071e33b0; }
.hl-card__play { box-shadow:0 0 0 7px #ffffff29,0 16px 36px #03172480; }
.hl-card__video-wrapper { width:100%; background:#0b2435; }
.hl-card__video-wrapper .hl-card__player { aspect-ratio:9 / 12.2; }
.hl-card__play-help { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:5px; padding:9px 11px; color:#eaf5f5; font-size:.66rem; background:#143d4b; }
.hl-card__play-help a { color:#ffe09a; font-weight:800; text-decoration:underline; text-underline-offset:2px; }
.hl-card__play-help a:focus-visible { outline:2px solid white; outline-offset:2px; }
@media(max-width:520px) { .hl-card__video-wrapper .hl-card__player { aspect-ratio:9 / 11.5; } }

/* V10.4 editorial score and newest-tab improvements. */
.hl-card__score { display:inline-flex; align-items:center; gap:4px; align-self:flex-start; margin-top:8px; padding:5px 9px; border:1px solid #b9ded9; border-radius:999px; background:#e8f5f2; color:#176a70; font-size:.69rem; font-weight:750; line-height:1.3; }
.hl-card__score strong { color:#114e54; font-variant-numeric:tabular-nums; font-weight:900; }
.hl-card__score--pending { background:#fff4dd; color:#8a5c17; border-color:#efd59b; }
.hl-library__tabs { flex-wrap:wrap; }
.hl-card__content .hl-card__score { max-width:100%; }
@media (max-width:520px) { .hl-card__score { font-size:.66rem; } }

/* EnglishSA Video Experience 2.0 — premium editorial layer. */
.hl-feature {
  position: relative; isolation: isolate; display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  align-items: stretch; gap: clamp(18px, 3vw, 44px);
  overflow: hidden; min-height: 345px; padding: clamp(22px, 3.4vw, 45px);
  border-radius: 26px; color: #fff;
  background: radial-gradient(ellipse at 12% 10%, #277b80 0%, transparent 45%),
    linear-gradient(126deg, #102c42 0%, #15334d 57%, #0b2033 100%);
  border: 1px solid #31556c; box-shadow: 0 26px 55px #0b2b3930;
}
.hl-feature::before {
  content: ''; position: absolute; z-index: -1; width: 360px; height: 360px;
  border-radius: 50%; border: 1px solid #ffffff1c; top: -180px; left: 32%;
  box-shadow: 0 0 0 42px #ffffff07, 0 0 0 95px #ffffff05;
}
.hl-feature__copy { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; min-width: 0; }
.hl-feature__eyebrow { display: inline-flex; align-items: center; gap: 7px; color: #cceee6; font-size: .72rem; font-weight: 850; letter-spacing: .13em; }
.hl-feature__copy h1, .hl-feature__copy h2 { color: white; font-size: clamp(2rem, 3.1vw, 3.55rem); line-height: 1.12; letter-spacing: -.045em; margin: 18px 0 14px; max-width: 650px; text-wrap: balance; }
.hl-feature__copy p { color: #d4e2e7; font-size: clamp(.91rem, 1.1vw, 1rem); line-height: 1.65; margin: 0; max-width: 600px; }
.hl-feature__facts { display: flex; flex-wrap: wrap; gap: 9px; margin: 19px 0 22px; }
.hl-feature__facts span { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 999px; border: 1px solid #d1ebe33b; background: #ffffff14; color: #e3f4f2; font-size: .72rem; font-weight: 750; }
.hl-feature__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.hl-feature__actions button { display: inline-flex; align-items: center; gap: 8px; padding: 13px 18px; border: 0; border-radius: 11px; color: #11384a; background: #f0c978; font: inherit; font-size: .88rem; font-weight: 850; cursor: pointer; box-shadow: 0 10px 22px #0003; transition: transform .2s, box-shadow .2s; }
.hl-feature__actions button:hover { transform: translateY(-3px); box-shadow: 0 16px 30px #0004; }
.hl-feature__actions a { display: inline-flex; gap: 6px; align-items: center; color: #e4f4f2; text-decoration: none; font-size: .85rem; font-weight: 750; }
.hl-feature__spotlight { position: relative; isolation: isolate; display: block; min-width: 0; width: 100%; aspect-ratio: 16 / 10; align-self: center; overflow: hidden; border-radius: 20px; border: 1px solid #ffffff3a; background: #08283c; padding: 0; box-shadow: 0 23px 45px #0005; cursor: pointer; text-align: left; color: white; transform: rotate(1.2deg); transition: transform .35s, box-shadow .35s; }
.hl-feature__spotlight:hover { transform: rotate(0) scale(1.02); box-shadow: 0 28px 56px #0008; }
.hl-feature__spotlight .hl-thumb img { opacity: .75; object-position: center 27%; }
.hl-feature__spotlight .hl-thumb__shine { background: linear-gradient(180deg, #071a2904, #071d31e8 95%); }
.hl-feature__spotlight-caption { position: absolute; z-index: 4; left: clamp(17px, 2.5vw, 32px); right: 80px; bottom: clamp(18px, 2.5vw, 32px); display: flex; flex-direction: column; gap: 8px; }
.hl-feature__spotlight-caption small { color: #f7d48e; font-weight: 850; font-size: .72rem; letter-spacing: .11em; }
.hl-feature__spotlight-caption strong { color: #fff; font-size: clamp(1rem, 1.6vw, 1.45rem); line-height: 1.27; text-wrap: balance; text-shadow: 0 2px 15px #000a; }
.hl-feature__spotlight-play { display: grid; place-items: center; position: absolute; z-index: 5; right: 23px; top: 50%; transform: translateY(-50%); width: 62px; height: 62px; background: #fff; color: #137d82; border-radius: 50%; box-shadow: 0 0 0 9px #ffffff30, 0 12px 26px #0005; }
.hl-landing__grid { margin-top: 23px; }
.hl-library__hero { padding: 0; background: transparent; border: 0; border-radius: 0; }
.hl-library__hero .hl-feature { min-height: 355px; }
.hl-card { transition: transform .32s ease, box-shadow .32s ease, border-color .32s ease; }
.hl-card:hover { transform: translateY(-5px); border-color: #93c7c4; box-shadow: 0 20px 43px #0c344020; }
.hl-card__visual { aspect-ratio: 4 / 4.5; }
.hl-library__grid { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.hl-library__grid .hl-card__visual { aspect-ratio: 4 / 4.3; }
.hl-card__visual .hl-thumb img { opacity: .73; filter: contrast(1.08) saturate(.97); object-fit: cover; }
.hl-card__visual .hl-thumb__shine { background: linear-gradient(180deg, #08253b52, #08253b0c 38%, #051c30e8 100%); }
.hl-thumb::after { content: ''; position: absolute; z-index: 1; width: 30%; height: 45%; right: -10%; top: 3%; border-radius: 50%; background: #d8f8ef22; filter: blur(40px); transform: rotate(var(--hl-cover-shift, 0deg)); }
.hl-card__poster-copy { margin-bottom: 8px; gap: 5px; }
.hl-card__poster-copy strong { font-size: clamp(.98rem, 1.35vw, 1.4rem); -webkit-line-clamp: 2; text-transform: none; }
.hl-card__brand { font-size: .62rem; margin-top: 26px; }
.hl-card__play { top: 47%; transition: transform .25s ease, box-shadow .25s ease; }
.hl-card__visual:not(:disabled):hover .hl-card__play { box-shadow: 0 0 0 12px #ffffff2c, 0 18px 36px #0006; }
.hl-card__content { padding: 18px; }
.hl-card__content h3 { min-height: 2.7em; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; font-size: clamp(.92rem, 1.1vw, 1.08rem); }
.hl-card__content .hl-card__description { color: #596e79; margin: 10px 0 14px; font-size: .79rem; line-height: 1.52; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; overflow: hidden; min-height: 3.8em; }
.hl-card__content .hl-card__teacher { color: #71848d; font-size: .78rem; }
.hl-card__social { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 11px; padding: 12px 0 3px; border-top: 1px solid #e8efed; color: #506e7a; font-size: .7rem; font-weight: 700; }
.hl-card__social span { display: inline-flex; align-items: center; gap: 4px; }
.hl-card__social span:first-child svg { color: #dbac4b; }
.hl-card__score { margin-top: 12px; }
.hl-library__body { margin-top: 29px; }
.hl-library__filters label:focus-within { border-color: #56a9a5; box-shadow: 0 0 0 3px #9cd8d136; }
.hl-library__topics button { transition: color .2s, background .2s, transform .2s; }
.hl-library__topics button:hover { transform: translateY(-2px); background: #dff3ee; }
.hl-theater-overlay { position: fixed; inset: 0; z-index: 99999; display: grid; place-items: center; padding: clamp(9px, 2vw, 28px); background: #061623ed; backdrop-filter: blur(11px); animation: hl-fade-in .25s ease both; }
.hl-theater { width: min(1140px, 100%); max-height: min(95vh, 950px); overflow: auto; border: 1px solid #618d997a; border-radius: 22px; background: #f9fbf8; box-shadow: 0 35px 95px #0009; }
.hl-theater__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 13px 21px; background: #112f43; }
.hl-theater__top .hl-eyebrow { color: #d2ede5; }
.hl-theater__top button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border: 1px solid #ffffff54; border-radius: 999px; color: #fff; background: #ffffff19; font: inherit; font-weight: 750; cursor: pointer; }
.hl-theater__layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(285px, .85fr); }
.hl-theater__player { display: grid; place-items: center; background: #071d2b; min-height: 470px; max-height: 78vh; overflow: hidden; }
.hl-theater__player iframe { display: block; border: 0; width: 100%; height: 100%; min-height: 470px; max-height: 78vh; }
.hl-theater__info { padding: clamp(19px, 3vw, 35px); display: flex; flex-direction: column; gap: 13px; }
.hl-theater__info h2 { font-size: clamp(1.35rem, 2vw, 2rem); line-height: 1.2; letter-spacing: -.03em; margin: 0; overflow-wrap: anywhere; }
.hl-theater__info p { color: #59717e; line-height: 1.6; margin: 0; }
.hl-theater__teacher, .hl-theater__stats { display: flex; align-items: center; gap: 9px; color: #286f77; font-size: .88rem; font-weight: 750; }
.hl-theater__stats { display: flex; flex-wrap: wrap; gap: 14px; color: #637986; font-size: .78rem; }
.hl-theater__stats span { display: inline-flex; align-items: center; gap: 5px; }
.hl-theater__rating { border: 1px solid #d4e6e1; border-radius: 13px; padding: 14px; background: #ecf6f2; }
.hl-theater__rating strong { display: block; margin-bottom: 7px; }
.hl-theater__rating div { display: flex; gap: 3px; }
.hl-theater__rating button { border: 0; background: transparent; color: #dcad4f; padding: 6px; cursor: pointer; transition: transform .18s; }
.hl-theater__rating button:hover:not(:disabled) { transform: scale(1.18); }
.hl-theater__rating button:disabled { color: #a4b1b4; cursor: not-allowed; }
.hl-theater__rating small { display: block; color: #627782; font-size: .75rem; line-height: 1.5; }
.hl-theater__definition { color: #819099; font-size: .68rem; line-height: 1.5; }
.hl-theater__info a { display: inline-flex; align-items: center; gap: 6px; color: #137d83; font-weight: 800; text-decoration: none; }
@keyframes hl-fade-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 1090px) { .hl-feature { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } .hl-library__grid { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 13px; } }
@media (max-width: 850px) {
  .hl-feature { grid-template-columns: minmax(0,1fr); }
  .hl-feature__spotlight { max-height: 350px; transform: none; }
  .hl-library__grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .hl-theater__layout { grid-template-columns: 1fr; }
  .hl-theater__player, .hl-theater__player iframe { min-height: 390px; height: min(53vh, 520px); }
}
@media (max-width: 560px) {
  .hl-feature { padding: 22px; border-radius: 18px; }
  .hl-feature__copy h1, .hl-feature__copy h2 { font-size: 2rem; }
  .hl-feature__spotlight { aspect-ratio: 4/3; }
  .hl-feature__spotlight-caption { right: 65px; }
  .hl-feature__spotlight-play { width: 46px; height: 46px; right: 13px; }
  .hl-library__grid { grid-template-columns: 1fr; }
  .hl-library__grid .hl-card__visual { aspect-ratio: 16/13; }
  .hl-card__content h3 { min-height: 0; }
  .hl-landing__grid > * { flex-basis: min(82vw, 315px); }
  .hl-theater__top { padding: 11px 13px; }
  .hl-theater__player, .hl-theater__player iframe { min-height: 340px; height: 50vh; }
}
@media (prefers-reduced-motion: reduce) {
  .hl-feature__spotlight, .hl-card, .hl-feature__actions button, .hl-library__topics button, .hl-theater__rating button { transition: none !important; }
  .hl-feature__spotlight:hover, .hl-card:hover, .hl-feature__actions button:hover, .hl-library__topics button:hover { transform: none; }
  .hl-theater-overlay { animation: none; }
}

/* Video Experience 2.1 — align the hero with EnglishSA's ivory/teal panels.
   The faint backdrop reuses the featured lesson's real thumbnail, not a stock photo. */
.hl-feature {
  background: radial-gradient(ellipse at 96% 0%, #d8efe55c 0%, transparent 47%),
    linear-gradient(118deg, #fffdf8 0%, #f7fbf7 53%, #f1f7f0 100%);
  border-color: #e1e9df;
  box-shadow: 0 20px 48px #254b4116;
  color: #183b42;
}
.hl-feature::before {
  z-index: 0; width: 390px; height: 390px; top: -240px; left: auto; right: -85px;
  border-color: #549b8d26; box-shadow: 0 0 0 47px #8bc8b00e, 0 0 0 105px #e6c9850e;
}
.hl-feature::after {
  content: ''; position: absolute; z-index: 0; left: 0; bottom: 0; width: 48%; height: 3px;
  background: linear-gradient(90deg, #d4a342aa, #75b8a985, transparent);
}
.hl-feature__ambient {
  position: absolute; z-index: 0; inset: -12% -6% -14% 28%;
  opacity: .42; pointer-events: none; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #0009 45%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #0009 45%, #000 100%);
}
.hl-feature__ambient .hl-thumb { background: transparent; }
.hl-feature__ambient .hl-thumb img {
  opacity: .65; object-position: center 29%; filter: blur(1.4px) saturate(.8) contrast(.92);
  transform: scale(1.08);
}
.hl-feature__ambient .hl-thumb__shine {
  background: linear-gradient(90deg, #fffdf8df 0%, #f5faf4aa 49%, #f4f8f0b5 100%);
}
.hl-feature__ambient .hl-thumb__fallback { opacity: .11; }
.hl-feature__ambient .hl-thumb::before, .hl-feature__ambient .hl-thumb::after { opacity: .22; }
.hl-feature__copy, .hl-feature__spotlight { position: relative; z-index: 1; }
.hl-feature__eyebrow { color: #197d82; }
.hl-feature__copy h1, .hl-feature__copy h2 { color: #173e45; text-shadow: 0 2px 0 #ffffff73; }
.hl-feature__copy p { color: #546b73; }
.hl-feature__facts span {
  border-color: #b8dcd4; background: #ffffffb8; color: #276970;
  box-shadow: 0 4px 12px #12413908;
}
.hl-feature__actions button {
  background: #167e83; color: #fff; box-shadow: 0 12px 25px #13778027;
}
.hl-feature__actions button:hover { background: #0e6b71; box-shadow: 0 15px 27px #13778036; }
.hl-feature__actions a { color: #226e72; }
.hl-feature__actions button:focus-visible, .hl-feature__actions a:focus-visible,
.hl-feature__spotlight:focus-visible { outline: 3px solid #d5aa58; outline-offset: 3px; }
.hl-feature__spotlight {
  border: 1px solid #cce0d9; background: #fcfcf6; color: #193d43;
  box-shadow: 0 20px 40px #43695b22, 0 3px 0 #fff inset;
}
.hl-feature__spotlight:hover { box-shadow: 0 24px 48px #43695b34; }
.hl-feature__spotlight .hl-thumb { background: #e5eee7; }
.hl-feature__spotlight .hl-thumb img { opacity: .67; filter: saturate(.92) contrast(.93); }
.hl-feature__spotlight .hl-thumb__shine {
  background: linear-gradient(180deg, #fffdf822 0%, #fffdf856 39%, #f9faf0e8 80%, #fbfdf7fc 100%);
}
.hl-feature__spotlight-caption small { color: #277a7d; text-shadow: 0 1px 0 #fff9; }
.hl-feature__spotlight-caption strong { color: #163e4a; text-shadow: 0 1px 0 #fff9; }
.hl-feature__spotlight-play {
  background: #167e83; color: white; box-shadow: 0 0 0 8px #ffffffb5, 0 12px 30px #17494142;
}
@media (max-width: 850px) {
  .hl-feature__ambient { inset: -10% -15% 36% 9%; opacity: .27; }
  .hl-feature__copy { isolation: isolate; }
  .hl-feature__copy::before {
    content: ''; position: absolute; z-index: -1; inset: -12px -10px;
    background: linear-gradient(90deg, #fffdf8e8, #fffdf8ae 80%, transparent);
    border-radius: 18px; pointer-events: none;
  }
}
@media (max-width: 560px) {
  .hl-feature__ambient { inset: -9% -40% 36% 0; opacity: .2; }
  .hl-feature__copy::before { inset: -12px -5px; }
  .hl-feature__spotlight-caption { right: 64px; }
}

/* Video Experience 2.2 — light EnglishSA editorial gallery, approved photo-led concept. */
.hl-feature {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: clamp(15px, 2vw, 34px);
  min-height: 445px;
  padding: clamp(29px, 4vw, 62px);
  background: #fcfaf3;
  box-shadow: 0 25px 60px #1f534c18;
}
.hl-feature__ambient {
  inset: 0 0 0 26%; opacity: 1;
  mask-image: linear-gradient(90deg, transparent 0%, #0009 32%, #000 64%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #0009 32%, #000 64%);
}
.hl-feature__ambient img {
  position: absolute; inset: 0; height: 100%; width: 100%; display: block;
  object-fit: cover; object-position: center 48%;
}
.hl-feature__copy { isolation: isolate; max-width: 655px; }
.hl-feature__copy::before {
  content: ''; position: absolute; z-index: -1; inset: -18px -45px;
  background: linear-gradient(90deg, #fcfaf3e8 0%, #fcfaf3a4 67%, transparent);
  pointer-events: none;
}
.hl-feature__copy h1, .hl-feature__copy h2 {
  color: #154f55; font-size: clamp(2.45rem, 4vw, 4.2rem);
  line-height: 1.09; letter-spacing: -.052em; max-width: 580px;
}
.hl-feature__copy p { max-width: 500px; color: #4a676e; }
.hl-feature__eyebrow { color: #157a7d; }
.hl-feature__spotlight {
  width: min(100%, 380px); min-height: 205px; aspect-ratio: 16/11;
  justify-self: end; align-self: end; margin-bottom: 0;
  transform: translateY(12px) rotate(2deg);
  border: 5px solid #fffefa; border-radius: 17px;
  background: #123e47; box-shadow: 0 21px 44px #21483769;
}
.hl-feature__spotlight:hover { transform: translateY(4px) rotate(0) scale(1.02); }
.hl-feature__spotlight .hl-thumb { background: #244750; }
.hl-feature__spotlight .hl-thumb img { opacity: .98; filter: saturate(1.1) contrast(1.03); }
.hl-feature__spotlight .hl-thumb__shine {
  background: linear-gradient(180deg, #062e3412 10%, #062a3640 43%, #0a2536ed 100%);
}
.hl-feature__spotlight-caption { left: 19px; right: 77px; bottom: 18px; }
.hl-feature__spotlight-caption small { color: #ffe1a5; text-shadow: 0 1px 6px #000a; }
.hl-feature__spotlight-caption strong { color: white; text-shadow: 0 2px 10px #000b; }
.hl-feature__spotlight-play { background: #fffefa; color: #137e82; right: 18px; width: 54px; height: 54px; }
.hl-library__hero .hl-feature { min-height: 490px; }
.hl-library__body { margin-top: clamp(28px, 4vw, 52px); }
.hl-library__intro { margin-bottom: 24px; max-width: 690px; }
.hl-library__intro h2 { margin: 9px 0 9px; font-size: clamp(1.75rem, 2.6vw, 2.75rem); color: #173f45; line-height: 1.2; letter-spacing: -.04em; }
.hl-library__intro p { margin: 0; color: #657c7e; line-height: 1.65; font-size: .95rem; }
.hl-library__tabs { background: #eaf5f0; border-color: #d3e9df; }
.hl-library__tabs button[aria-selected='true'] { background: #167e83; }
.hl-library__grid { gap: 23px; }
.hl-card { border-radius: 20px; background: #fffefa; box-shadow: 0 10px 28px #163f3c12; }
.hl-library__grid .hl-card__visual { aspect-ratio: 16 / 10; }
.hl-landing__grid .hl-card__visual { aspect-ratio: 16 / 11; }
.hl-card__visual .hl-thumb img { opacity: .98; filter: saturate(1.04) contrast(1.04); object-position: center; }
.hl-card__visual .hl-thumb__shine {
  background: linear-gradient(180deg, #0c33415c 0%, transparent 30%, #0c2c394a 57%, #091f32d9 100%);
}
.hl-card__visual:not(:disabled):hover .hl-thumb img { opacity: 1; transform: scale(1.06); }
.hl-card__brand { margin-top: 26px; font-size: .63rem; }
.hl-card__poster { padding: clamp(14px, 1.6vw, 20px); }
.hl-card__poster-copy { margin-bottom: 0; }
.hl-card__poster-copy strong { font-size: clamp(1.07rem, 1.6vw, 1.56rem); -webkit-line-clamp: 2; }
.hl-card__poster-copy small { color: #dbf1e9; }
.hl-card__play { width: 52px; height: 52px; background: #fffffff5; }
.hl-card__visual .hl-card__label { background: #0d777de6; }
.hl-card__content { padding: 20px; }
.hl-card__content h3 { min-height: auto; font-size: 1.02rem; }
.hl-card__content .hl-card__description { min-height: auto; }
.hl-card__content .hl-card__score { margin-top: 12px; }
@media (max-width: 900px) {
  .hl-feature { min-height: 400px; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); }
  .hl-feature__copy h1, .hl-feature__copy h2 { font-size: clamp(2rem, 4.3vw, 3rem); }
  .hl-feature__spotlight { width: 100%; }
}
@media (max-width: 710px) {
  .hl-feature, .hl-library__hero .hl-feature { grid-template-columns: minmax(0,1fr); min-height: 0; padding: 27px 22px 23px; }
  .hl-feature__ambient { inset: 0 0 36% 12%; opacity: .59; }
  .hl-feature__copy { padding: 0 0 12px; }
  .hl-feature__copy::before { inset: -14px -12px; background: linear-gradient(90deg, #fcfaf3ef 0%, #fcfaf3bb 80%, #fcfaf360); border-radius: 12px; }
  .hl-feature__spotlight { width: min(100%, 430px); min-height: 0; justify-self: center; transform: none; }
  .hl-feature__spotlight:hover { transform: translateY(-2px); }
  .hl-library__grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
  .hl-library__grid .hl-card__visual { aspect-ratio: 4/3; }
}
@media (max-width: 560px) {
  .hl-feature__copy h1, .hl-feature__copy h2 { font-size: clamp(2rem, 8vw, 2.8rem); }
  .hl-feature__ambient { inset: 0 -14% 39% 8%; opacity: .34; }
  .hl-library__grid { grid-template-columns: 1fr; }
  .hl-library__grid .hl-card__visual { aspect-ratio: 16/10; }
  .hl-card__visual .hl-card__label { font-size: .65rem; }
  .hl-feature__spotlight-caption { right: 70px; }
}

/* Source-grounded marketing review: do not visually promote clips on editorial hold. */
.hl-card__score--hold { background: #fff0ec; border-color: #e9b6aa; color: #9b352e; }
.hl-card__score--hold strong { color: #7e261e; }
/* ==========================================================================
   ENGLISHSA V2 - UNIFIED DESIGN SYSTEM TOKENS (R2)
   ========================================================================== */

:root {
  /* --- Brand Color Palette --- */
  --color-navy: #0B1F3A;         /* Deep Navy - Headings, dark containers, dark accents */
  --color-blue: #2563EB;         /* English Blue - Primary interactive CTA, active links */
  --color-sky: #38BDF8;          /* Sky Blue - Accent highlights, glowing borders */
  --color-bg: #F8FAFC;           /* Base surface background */
  --color-text: #0F172A;         /* High-contrast body text (meets WCAG AAA 16.1:1 on #F8FAFC) */
  --color-muted: #64748B;        /* Secondary & descriptive text (meets WCAG AA 4.55:1 on #FFFFFF) */
  --color-success: #10B981;      /* Verification badges, score improvements */
  --color-surface-card: #FFFFFF; /* Pure white card surface */
  --color-surface: #FFFFFF;      /* General surface background */
  --color-border: #E2E8F0;       /* Card borders & dividers */
  --color-border-hover: #CBD5E1; /* Interactive hover border */
  --color-white: #FFFFFF;
  --color-dark-surface: #0E2749; /* Secondary navy for card backgrounds in dark sections */

  /* --- Typography Scale & Clamps --- */
  --font-family-main: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-hero-h1: clamp(2.25rem, 5vw + 1rem, 4.25rem); /* 36px mobile -> 68px desktop */
  --font-size-section-h2: clamp(1.75rem, 3vw + 0.5rem, 2.5rem); /* 28px mobile -> 40px desktop */
  --font-size-h3: 1.35rem;       /* ~21.6px */
  --font-size-h4: 1.15rem;       /* ~18.4px */
  --font-size-body-lg: 1.125rem; /* 18px */
  --font-size-body: 1rem;        /* 16px */
  --font-size-sm: 0.875rem;      /* 14px */
  --font-size-xs: 0.75rem;       /* 12px */

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.15;
  --line-height-heading: 1.25;
  --line-height-body: 1.6;

  /* --- Layout & Geometry --- */
  --container-max-width: 1240px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* --- Shadows & Elevations --- */
  --shadow-card: 0 4px 12px -2px rgba(11, 31, 58, 0.06);
  --shadow-card-hover: 0 16px 32px -8px rgba(11, 31, 58, 0.12);
  --shadow-glow-blue: 0 0 25px -4px rgba(37, 99, 235, 0.28);
  --shadow-glow-sky: 0 0 20px -3px rgba(56, 189, 248, 0.35);
  --shadow-dropdown: 0 10px 25px -5px rgba(11, 31, 58, 0.15);

  /* --- Transitions --- */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   ACCESSIBILITY: FOCUS STATES & REDUCED MOTION (WCAG AA COMPLIANCE)
   ========================================================================== */

/* Visible focus outline for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
}

/* Accessible focus ring utility */
.focus-ring:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

/* Motion dampening preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
.tutor-hub {
  --tutor-blue: var(--writing-brand, #0ea5e9);
  --tutor-accent: var(--writing-accent, #0284c7);
  --tutor-sky: var(--writing-highlight, #38bdf8);
  --tutor-pale: var(--writing-paper, #f0f9ff);
  --tutor-bg: var(--writing-bg, #f8fafc);
  --tutor-ink: var(--writing-ink, #0f172a);
  --tutor-muted: var(--writing-muted, #64748b);
  --tutor-border: var(--writing-border, #e2e8f0);
  --tutor-white: #fff;
  --tutor-font: var(--writing-font-ui, Inter, system-ui, sans-serif);
  min-height: 100vh;
  background: var(--tutor-bg);
  color: var(--tutor-ink);
  font-family: var(--tutor-font);
  font-size: 14px;
  line-height: 1.5;
}

.tutor-hub *,
.tutor-detail-backdrop * { box-sizing: border-box; }

.tutor-hub button,
.tutor-detail-backdrop button,
.tutor-hub input,
.tutor-hub select,
.tutor-hub textarea,
.tutor-detail-backdrop textarea { font: inherit; }

.tutor-hub button,
.tutor-detail-backdrop button { cursor: pointer; }

.tutor-hub button:focus-visible,
.tutor-detail-backdrop button:focus-visible,
.tutor-hub a:focus-visible,
.tutor-hub input:focus-visible,
.tutor-hub select:focus-visible,
.tutor-hub textarea:focus-visible,
.tutor-detail-backdrop textarea:focus-visible {
  outline: 2px solid var(--tutor-accent);
  outline-offset: 2px;
}

.tutor-hub__header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.tutor-hub__header-inner {
  display: flex;
  max-width: 1240px;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.tutor-hub__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--tutor-ink);
  font-size: 0.95rem;
  font-weight: 850;
  letter-spacing: -0.025em;
  text-decoration: none;
  white-space: nowrap;
}

.tutor-hub__brand small {
  display: block;
  margin-top: 0.12rem;
  color: var(--tutor-muted);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.tutor-hub__brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  background: #e0f2fe;
  color: var(--tutor-accent);
}

.tutor-hub__topnav { display: flex; align-items: center; gap: 1.75rem; }
.tutor-hub__topnav a {
  padding: 0.45rem 0;
  color: #475569;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
}
.tutor-hub__topnav a[aria-current='page'] { color: var(--tutor-accent); }

.tutor-hub__signin {
  padding: 0.55rem 0.9rem;
  border: 0;
  border-radius: 9px;
  background: var(--tutor-ink);
  color: white;
  font-size: 0.78rem !important;
  font-weight: 750 !important;
}

.tutor-hub__main { max-width: 1240px; margin: 0 auto; padding: 0 1.5rem 4rem; }

.tutor-hub__hero {
  position: relative;
  display: flex;
  min-height: 310px;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  margin: 1.7rem 0 3.2rem;
  padding: 2.6rem 4rem;
  border-radius: 20px;
  background: linear-gradient(115deg, #0b1f3a 0%, #10345a 54%, #0b4b75 100%);
  color: white;
}

.tutor-hub__hero::after {
  position: absolute;
  right: -9%;
  bottom: -120%;
  width: 72%;
  aspect-ratio: 1;
  border: 1px solid rgba(125, 211, 252, 0.19);
  border-radius: 50%;
  content: '';
}

.tutor-hub__hero-copy { position: relative; z-index: 2; max-width: 670px; }
.tutor-hub__eyebrow {
  color: #0284c7;
  font-size: 0.65rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  line-height: 1.4;
}
.tutor-hub__hero .tutor-hub__eyebrow { color: #7dd3fc; }
.tutor-hub__hero h1 {
  margin: 0.75rem 0 0.6rem;
  color: white;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 1.08;
}
.tutor-hub__hero h1 em { color: #7dd3fc; font-style: normal; }
.tutor-hub__hero p { max-width: 510px; margin: 0; color: #cbd5e1; font-size: 0.93rem; }

.tutor-hub__hero-art { position: relative; width: 285px; height: 220px; flex: 0 0 285px; }
.tutor-hub__hero-orbit { position: absolute; border: 1px solid rgba(125, 211, 252, 0.3); border-radius: 50%; transform: rotate(-23deg); }
.tutor-hub__hero-orbit--one { top: 15px; right: 0; width: 245px; height: 150px; }
.tutor-hub__hero-orbit--two { top: 35px; right: 22px; width: 200px; height: 122px; }
.tutor-hub__hero-card {
  position: absolute;
  top: 62px;
  right: 40px;
  display: flex;
  width: 156px;
  height: 95px;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.12);
  color: #bae6fd;
  transform: rotate(5deg);
  backdrop-filter: blur(10px);
}
.tutor-hub__hero-card span { color: white; font-size: 0.75rem; font-weight: 750; line-height: 1.3; }
.tutor-hub__hero-dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: #38bdf8; box-shadow: 0 0 18px #38bdf8; }
.tutor-hub__hero-dot--one { top: 20px; right: 75px; }
.tutor-hub__hero-dot--two { bottom: 29px; right: 10px; width: 6px; height: 6px; }

.tutor-hub__section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.tutor-hub__section-heading h2 { margin: 0.27rem 0 0; color: var(--tutor-ink); font-size: 1.45rem; font-weight: 800; letter-spacing: -0.04em; }
.tutor-hub__result-count { padding-bottom: 0.2rem; color: #64748b; font-size: 0.75rem; font-weight: 650; }

.tutor-hub__filters {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
  padding: 0.65rem;
  border: 1px solid #e8edf3;
  border-radius: 12px;
  background: white;
  box-shadow: 0 4px 12px rgba(11, 31, 58, 0.025);
}
.tutor-hub__search,
.tutor-hub__select-wrap { display: flex; min-height: 40px; align-items: center; gap: 0.55rem; color: #94a3b8; }
.tutor-hub__search { flex: 1; padding: 0 0.65rem; }
.tutor-hub__search input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--tutor-ink); font-size: 0.82rem; }
.tutor-hub__search input::placeholder { color: #94a3b8; }
.tutor-hub__select-wrap { position: relative; padding: 0 0.65rem; border-left: 1px solid #e9eef3; }
.tutor-hub__select-wrap select { max-width: 210px; border: 0; outline: 0; appearance: none; background: transparent; color: #334155; cursor: pointer; font-size: 0.78rem; font-weight: 650; }

.tutor-hub__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.9rem; }
.tutor-card {
  display: flex;
  min-width: 0;
  min-height: 300px;
  flex-direction: column;
  padding: 1rem;
  border: 1px solid #e6edf3;
  border-radius: 14px;
  background: white;
  box-shadow: 0 5px 16px rgba(11, 31, 58, 0.035);
  transition: box-shadow 160ms ease, transform 160ms ease, border-color 160ms ease;
}
.tutor-card:hover { transform: translateY(-2px); border-color: #cdeaf8; box-shadow: 0 12px 24px rgba(11, 31, 58, 0.08); }
.tutor-card__topline { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.tutor-card__verified { display: inline-flex; align-items: center; gap: 0.25rem; color: #0284c7; font-size: 0.57rem; font-weight: 850; letter-spacing: 0.055em; }
.tutor-card__rating { display: inline-flex; align-items: center; gap: 0.2rem; color: #b7791f; font-size: 0.7rem; font-weight: 800; }
.tutor-card__profile { display: flex; min-width: 0; align-items: center; gap: 0.7rem; margin: 1rem 0 0.8rem; padding: 0; border: 0; background: transparent; color: inherit; text-align: left; }
.tutor-card__avatar { width: 48px; height: 48px; flex: 0 0 auto; border-radius: 50%; object-fit: cover; }
.tutor-card__avatar--fallback,
.tutor-detail__avatar-fallback { display: grid; place-items: center; background: linear-gradient(145deg, #e0f2fe, #bae6fd); color: #0369a1; font-size: 1.2rem; font-weight: 850; }
.tutor-card__identity { display: grid; min-width: 0; gap: 0.15rem; }
.tutor-card__identity strong { overflow: hidden; color: var(--tutor-ink); font-size: 0.88rem; font-weight: 800; text-overflow: ellipsis; white-space: nowrap; }
.tutor-card__identity > span { overflow: hidden; color: #64748b; font-size: 0.7rem; text-overflow: ellipsis; white-space: nowrap; }
.tutor-card__facts { display: flex; flex-wrap: wrap; gap: 0.4rem 0.65rem; color: #64748b; font-size: 0.64rem; }
.tutor-card__facts span { display: inline-flex; align-items: center; gap: 0.25rem; }
.tutor-card__facts svg { color: #94a3b8; }
.tutor-card__subjects { display: flex; flex-wrap: wrap; gap: 0.3rem; margin: 0.75rem 0 0; }
.tutor-card__subjects span { padding: 0.23rem 0.48rem; border: 1px solid #dbeef8; border-radius: 999px; background: #f0f9ff; color: #0369a1; font-size: 0.62rem; font-weight: 700; }
.tutor-card__bio { display: -webkit-box; overflow: hidden; min-height: 3.4em; margin: 0.65rem 0 0.9rem; color: #64748b; font-size: 0.7rem; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.tutor-card__bottom { display: flex; align-items: center; justify-content: space-between; gap: 0.4rem; margin-top: auto; padding-top: 0.7rem; border-top: 1px solid #eef2f5; }
.tutor-card__rate { color: #0f172a; font-size: 0.82rem; font-weight: 850; }
.tutor-card__rate small { color: #94a3b8; font-size: 0.63rem; font-weight: 600; }
.tutor-card__rate--muted { color: #64748b; font-size: 0.7rem; }
.tutor-card__view { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.35rem 0; border: 0; background: transparent; color: #0284c7; font-size: 0.68rem !important; font-weight: 800 !important; white-space: nowrap; }

.tutor-hub__state { display: flex; min-height: 210px; flex-direction: column; align-items: center; justify-content: center; gap: 0.55rem; padding: 2rem; border: 1px dashed #d6e1e9; border-radius: 14px; background: rgba(255, 255, 255, 0.7); color: #64748b; text-align: center; }
.tutor-hub__state strong { color: #334155; font-size: 0.9rem; }
.tutor-hub__state span:not(.tutor-hub__spinner) { max-width: 520px; font-size: 0.78rem; }
.tutor-hub__state--error { border-color: #fecaca; background: #fffafa; color: #991b1b; }
.tutor-hub__state--error strong { color: #991b1b; }
.tutor-hub__state--error button { margin-top: 0.35rem; padding: 0.45rem 0.8rem; border: 0; border-radius: 8px; background: #0ea5e9; color: white; font-size: 0.75rem !important; font-weight: 750 !important; }
.tutor-hub__spinner { width: 24px; height: 24px; border: 2px solid #dbeafe; border-top-color: var(--tutor-blue); border-radius: 50%; animation: tutor-hub-spin 0.75s linear infinite; }
@keyframes tutor-hub-spin { to { transform: rotate(360deg); } }

.tutor-hub__pagination { display: flex; align-items: center; justify-content: space-between; margin-top: 1rem; color: #64748b; font-size: 0.72rem; }
.tutor-hub__pagination > div { display: flex; gap: 0.4rem; }
.tutor-hub__pagination button { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid #e2e8f0; border-radius: 8px; background: white; color: #334155; }
.tutor-hub__pagination button:disabled { cursor: default; opacity: 0.4; }

.tutor-hub__student-tools,
.tutor-hub__dashboard { margin-top: 3.2rem; padding: 1.3rem; border: 1px solid #e6edf3; border-radius: 15px; background: white; }
.tutor-hub__text-button { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.3rem 0; border: 0; background: transparent; color: #0284c7; font-size: 0.72rem !important; font-weight: 800 !important; }
.tutor-hub__inline-state { margin: 0.7rem 0; color: #64748b; font-size: 0.78rem; }
.tutor-hub__inline-state--error { color: #b91c1c; }
.tutor-hub__request-list { display: grid; gap: 0.5rem; }
.tutor-hub__request-row { display: flex; align-items: center; gap: 0.7rem; padding: 0.7rem; border: 1px solid #edf1f4; border-radius: 10px; }
.tutor-hub__request-icon { display: grid; width: 35px; height: 35px; flex: 0 0 auto; place-items: center; border-radius: 10px; background: #f0f9ff; color: #0284c7; }
.tutor-hub__request-copy { display: grid; flex: 1; gap: 0.1rem; }
.tutor-hub__request-copy strong { color: #334155; font-size: 0.77rem; }
.tutor-hub__request-copy small { color: #94a3b8; font-size: 0.65rem; }
.tutor-hub__status { display: inline-flex; align-items: center; gap: 0.25rem; padding: 0.25rem 0.5rem; border-radius: 999px; background: #fef3c7; color: #92400e; font-size: 0.62rem; font-weight: 750; }
.tutor-hub__status--approved { background: #dcfce7; color: #166534; }
.tutor-hub__status--rejected { background: #fee2e2; color: #991b1b; }
.tutor-hub__status--accepted { background: #dcfce7; color: #166534; }
.tutor-hub__apply-prompt { display: flex; align-items: center; gap: 0.7rem; margin-top: 1rem; padding: 0.85rem; border-radius: 11px; background: #f8fafc; }
.tutor-hub__apply-prompt > span { display: grid; width: 36px; height: 36px; place-items: center; border-radius: 10px; background: #e0f2fe; color: #0284c7; }
.tutor-hub__apply-prompt > div { display: grid; flex: 1; gap: 0.12rem; }
.tutor-hub__apply-prompt strong { font-size: 0.75rem; }
.tutor-hub__apply-prompt small { color: #64748b; font-size: 0.68rem; }
.tutor-hub__apply-prompt button,
.tutor-hub__application-form button { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.5rem 0.75rem; border: 0; border-radius: 8px; background: #0ea5e9; color: white; font-size: 0.7rem !important; font-weight: 800 !important; }
.tutor-hub__application-form { display: grid; max-width: 620px; gap: 0.85rem; margin-top: 1rem; padding: 1rem; border: 1px solid #e8edf3; border-radius: 11px; }
.tutor-hub__application-form label { display: grid; gap: 0.35rem; color: #475569; font-size: 0.72rem; font-weight: 750; }
.tutor-hub__application-form label.tutor-hub__consent { display: flex; align-items: flex-start; gap: 0.55rem; color: #475569; font-size: 0.68rem; font-weight: 600; line-height: 1.5; }
.tutor-hub__application-form .tutor-hub__consent input { width: auto; flex: 0 0 auto; margin-top: 0.15rem; accent-color: #0284c7; }
.tutor-hub__application-form input,
.tutor-hub__application-form textarea { width: 100%; padding: 0.65rem 0.7rem; border: 1px solid #dbe3ea; border-radius: 8px; background: white; color: #0f172a; font-size: 0.78rem; resize: vertical; }
.tutor-hub__application-form button { justify-self: start; }
.tutor-hub__application-form button:disabled { cursor: wait; opacity: 0.65; }
.tutor-hub__metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.8rem; }
.tutor-hub__metrics > div { display: grid; gap: 0.45rem; padding: 1rem; border: 1px solid #e8edf3; border-radius: 11px; background: #fbfdff; }
.tutor-hub__metrics span { color: #64748b; font-size: 0.72rem; font-weight: 700; }
.tutor-hub__metrics strong { color: #0f172a; font-size: 1.5rem; }
.tutor-hub__dashboard-block { margin-top: 1.3rem; padding-top: 1.2rem; border-top: 1px solid #edf1f4; }
.tutor-hub__dashboard-block h3 { margin: 0; color: #334155; font-size: 0.82rem; font-weight: 850; }
.tutor-hub__block-subtitle { margin: 0.2rem 0 0; color: #64748b; font-size: 0.68rem; }
.tutor-hub__incoming-row { align-items: flex-start; }
.tutor-hub__review-actions { display: flex; flex: 0 0 auto; gap: 0.35rem; }
.tutor-hub__review-actions button { padding: 0.4rem 0.55rem; border: 0; border-radius: 7px; background: #dcfce7; color: #166534; font-size: 0.63rem !important; font-weight: 800 !important; }
.tutor-hub__review-actions button.is-reject { background: #fee2e2; color: #991b1b; }
.tutor-hub__review-actions button:disabled { cursor: wait; opacity: 0.6; }
.tutor-hub__linked-list { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tutor-hub__linked-list > span { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.35rem 0.55rem; border-radius: 7px; background: #f1f5f9; color: #475569; font-size: 0.65rem; font-weight: 700; }
.tutor-hub__student-checks { display: grid; gap: 0.4rem; padding: 0.7rem; border: 1px solid #dbe3ea; border-radius: 8px; }
.tutor-hub__student-checks legend { padding: 0 0.3rem; color: #475569; font-size: 0.7rem; font-weight: 750; }
.tutor-hub__student-checks label { display: flex; align-items: center; gap: 0.5rem; color: #334155; font-size: 0.72rem; font-weight: 600; }
.tutor-hub__student-checks input { accent-color: #0284c7; }

.tutor-hub__footer { display: flex; max-width: 1240px; justify-content: space-between; gap: 1rem; margin: 0 auto; padding: 1.4rem 1.5rem; border-top: 1px solid #e2e8f0; color: #94a3b8; font-size: 0.67rem; }
.tutor-hub__sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }

.tutor-detail-backdrop { position: fixed; z-index: 100; inset: 0; display: flex; justify-content: flex-end; background: rgba(15, 23, 42, 0.42); backdrop-filter: blur(3px); }
.tutor-detail { position: relative; width: min(100%, 540px); height: 100%; overflow-y: auto; padding: 1.5rem 1.75rem 2rem; background: white; box-shadow: -18px 0 60px rgba(15, 23, 42, 0.16); animation: tutor-detail-in 180ms ease-out; }
@keyframes tutor-detail-in { from { transform: translateX(18px); opacity: 0.75; } to { transform: translateX(0); opacity: 1; } }
.tutor-detail__close { position: absolute; top: 1rem; right: 1rem; display: grid; width: 36px; height: 36px; place-items: center; border: 1px solid #e2e8f0; border-radius: 9px; background: white; color: #475569; }
.tutor-detail__back { display: inline-flex; align-items: center; gap: 0.35rem; margin-bottom: 1.6rem; padding: 0.3rem 0; border: 0; background: transparent; color: #64748b; font-size: 0.72rem !important; font-weight: 700 !important; }
.tutor-detail__profile { display: flex; align-items: center; gap: 1rem; padding: 0 2.4rem 1.2rem 0; border-bottom: 1px solid #edf1f4; }
.tutor-detail__profile img,
.tutor-detail__avatar-fallback { width: 76px; height: 76px; flex: 0 0 auto; border-radius: 50%; object-fit: cover; }
.tutor-detail__profile h2 { margin: 0.25rem 0; color: #0f172a; font-size: 1.35rem; font-weight: 850; letter-spacing: -0.04em; }
.tutor-detail__profile p { margin: 0; color: #64748b; font-size: 0.78rem; }
.tutor-detail__facts { display: flex; flex-wrap: wrap; gap: 0.5rem 0.85rem; margin: 1rem 0; color: #64748b; font-size: 0.7rem; }
.tutor-detail__facts span { display: inline-flex; align-items: center; gap: 0.25rem; }
.tutor-detail__facts svg { color: #0284c7; }
.tutor-detail__section { margin-top: 1.2rem; }
.tutor-detail__section h3 { margin: 0 0 0.45rem; color: #334155; font-size: 0.78rem; font-weight: 850; }
.tutor-detail__section p { margin: 0; color: #64748b; font-size: 0.78rem; line-height: 1.7; white-space: pre-line; }
.tutor-detail__rate { margin-top: 1rem; color: #0f172a; font-size: 1rem; font-weight: 850; }
.tutor-detail__rate small { color: #64748b; font-size: 0.72rem; font-weight: 600; }
.tutor-detail__request { display: grid; gap: 0.5rem; margin-top: 1.4rem; padding: 1rem; border: 1px solid #dbeef8; border-radius: 12px; background: #f8fcff; }
.tutor-detail__request label { color: #334155; font-size: 0.73rem; font-weight: 800; }
.tutor-detail__request label span { color: #94a3b8; font-weight: 500; }
.tutor-detail__request textarea { width: 100%; padding: 0.65rem; border: 1px solid #dbe3ea; border-radius: 8px; background: white; color: #0f172a; font-size: 0.75rem; resize: vertical; }
.tutor-detail__request button { display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; min-height: 40px; padding: 0.55rem 0.8rem; border: 0; border-radius: 8px; background: #0284c7; color: white; font-size: 0.75rem !important; font-weight: 800 !important; }
.tutor-detail__request button:disabled { cursor: wait; opacity: 0.65; }
.tutor-detail__existing-request { display: flex; align-items: center; gap: 0.55rem; margin-top: 1.4rem; padding: 0.8rem; border-radius: 9px; background: #fef3c7; color: #92400e; font-size: 0.73rem; font-weight: 700; }

@media (max-width: 1000px) {
  .tutor-hub__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tutor-hub__hero { padding: 2.2rem 2.5rem; }
  .tutor-hub__hero-art { width: 225px; flex-basis: 225px; transform: scale(0.9); transform-origin: center right; }
}

@media (max-width: 760px) {
  .tutor-hub__header-inner { min-height: 62px; padding: 0 1rem; }
  .tutor-hub__topnav { gap: 0.7rem; }
  .tutor-hub__topnav a { font-size: 0.7rem; }
  .tutor-hub__main { padding: 0 1rem 3rem; }
  .tutor-hub__hero { min-height: 260px; margin: 1rem 0 2.4rem; padding: 2rem; }
  .tutor-hub__hero-art { position: absolute; right: -75px; bottom: -22px; opacity: 0.5; transform: scale(0.82); }
  .tutor-hub__hero-copy { max-width: 100%; }
  .tutor-hub__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tutor-hub__filters { flex-wrap: wrap; }
  .tutor-hub__search { flex: 1 1 100%; }
  .tutor-hub__select-wrap { flex: 1; border-left: 0; border-top: 1px solid #e9eef3; padding-top: 0.5rem; }
  .tutor-hub__select-wrap select { width: 100%; max-width: 100%; }
  .tutor-hub__footer { padding: 1.2rem 1rem; }
}

@media (max-width: 520px) {
  .tutor-hub__brand { gap: 0.45rem; font-size: 0.82rem; }
  .tutor-hub__brand-mark { width: 34px; height: 34px; }
  .tutor-hub__topnav { gap: 0.55rem; }
  .tutor-hub__topnav a { font-size: 0.64rem; }
  .tutor-hub__signin { padding: 0.48rem 0.6rem !important; font-size: 0.67rem !important; }
  .tutor-hub__hero { min-height: 250px; padding: 1.45rem; border-radius: 15px; }
  .tutor-hub__hero h1 { font-size: 2rem; }
  .tutor-hub__hero p { max-width: 300px; font-size: 0.8rem; }
  .tutor-hub__section-heading h2 { font-size: 1.25rem; }
  .tutor-hub__grid { grid-template-columns: 1fr; }
  .tutor-card { min-height: 260px; }
  .tutor-hub__metrics { grid-template-columns: 1fr; }
  .tutor-hub__student-tools, .tutor-hub__dashboard { margin-top: 2.5rem; padding: 1rem; }
  .tutor-hub__apply-prompt { align-items: flex-start; flex-wrap: wrap; }
  .tutor-hub__apply-prompt > div { min-width: 170px; }
  .tutor-hub__apply-prompt button { margin-left: auto; }
  .tutor-hub__footer { flex-direction: column; gap: 0.35rem; }
  .tutor-detail { padding: 1.2rem 1rem 1.5rem; }
  .tutor-detail__profile { gap: 0.7rem; }
  .tutor-detail__profile img, .tutor-detail__avatar-fallback { width: 60px; height: 60px; }
}

.tutor-hub__lesson-shortcuts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:17px 0 20px}
.tutor-hub__lesson-shortcuts button{display:flex;align-items:center;gap:12px;text-align:left;border:1px solid #d5e8e6;border-radius:14px;background:linear-gradient(120deg,#f4fcfb,#ecf6fa);color:#0d626b;padding:15px 17px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.tutor-hub__lesson-shortcuts button:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(17,94,108,.1)}
.tutor-hub__lesson-shortcuts button>svg:first-child{flex:none}
.tutor-hub__lesson-shortcuts button>svg:last-child{margin-left:auto;flex:none}
.tutor-hub__lesson-shortcuts button span{display:flex;flex-direction:column;gap:3px;min-width:0}
.tutor-hub__lesson-shortcuts button strong{font-size:.9rem;color:#173c51}
.tutor-hub__lesson-shortcuts button small{font-size:.73rem;line-height:1.35;color:#69818d}
@media(max-width:680px){.tutor-hub__lesson-shortcuts{grid-template-columns:1fr}}

@media (prefers-reduced-motion: reduce) {
  .tutor-hub *, .tutor-detail-backdrop * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
.tutor-hub{--tutor-blue:#167d83;--tutor-accent:#167d83;--tutor-sky:#268f90;--tutor-pale:#eef7f3;--tutor-bg:#faf9f5;background:#faf9f5;color:#193449}
.tutor-hub__header{position:static;background:transparent;border:0;box-shadow:none;backdrop-filter:none}
.tutor-hub__header-inner{justify-content:flex-end;padding:10px 28px;min-height:0}.tutor-hub__brand{display:none}.tutor-hub__topnav{gap:18px}.tutor-hub__topnav a{font-size:12px}
.tutor-hub__main{max-width:1440px;padding:8px 28px 36px}.tutor-hub__hero{min-height:0;padding:18px 0 28px;background:transparent;border:0;box-shadow:none;display:block}.tutor-hub__hero-art{display:none}
.tutor-hub__hero h1{font-size:clamp(28px,3vw,40px);line-height:1.25;letter-spacing:-1.3px;margin:12px 0}.tutor-hub__hero h1 em{color:#177d83;font-style:normal;border-bottom:3px solid #eac56b}.tutor-hub__hero p{font-size:14px;color:#758689}
.tutor-hub__workspace{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:22px;align-items:start}.tutor-hub__workspace--selected{grid-template-columns:minmax(360px,1.2fr) minmax(300px,.85fr)}
.tutor-hub__directory{min-width:0}.tutor-hub__section-heading h2{font-size:22px}.tutor-hub__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.tutor-hub__filters{display:flex;flex-wrap:wrap;gap:9px}.tutor-hub__search{flex:1 1 100%;background:#fff}.tutor-hub__select-wrap{flex:1;min-width:150px;background:#fff}
.tutor-card{border:1px solid #e2ebe6;border-radius:18px;box-shadow:0 5px 20px #214f4510;background:#fff;padding:20px;transition:box-shadow .2s,transform .2s}.tutor-card:hover{box-shadow:0 10px 28px #214f451b;transform:translateY(-2px)}.tutor-card--selected{border:2px solid #27898c;box-shadow:0 6px 24px #247b7818}.tutor-card__avatar{width:68px;height:68px;border-radius:18px}.tutor-card__identity strong{font-size:17px}.tutor-card__bio{font-size:13px;line-height:1.75}.tutor-card__verified{background:#ecf7f0;color:#237f72}.tutor-card__subjects span{background:#f0f7f4;color:#247d78}.tutor-card__view{color:#167d83}
.tutor-hub__workspace>.tutor-detail{position:sticky;top:20px;width:100%;height:auto;max-height:calc(100vh - 40px);overflow-y:auto;border:1px solid #e0e9e4;border-radius:22px;padding:26px;background:#fff;box-shadow:0 12px 36px #20483f12;scrollbar-width:thin}.tutor-detail__profile{display:block;padding-right:24px}.tutor-detail__profile img,.tutor-detail__avatar-fallback{width:96px;height:104px;border-radius:18px;margin-bottom:16px}.tutor-detail__profile h2{font-size:25px}.tutor-detail__section h3{font-size:15px}.tutor-detail__section p{font-size:13px;line-height:1.85}.tutor-detail__request{background:#f0f7f4;border-color:#dcebe4}.tutor-detail__request button{background:#167d83}.tutor-detail__anchors{display:flex;gap:16px;border-bottom:1px solid #e7eeea;padding:16px 0}.tutor-detail__anchors a{color:#167d83;font-size:12px;font-weight:750;text-decoration:none}.tutor-detail section{scroll-margin-top:20px}.tutor-hub__signin{background:#167d83;color:#fff}
@media(max-width:1250px){.tutor-hub__workspace{grid-template-columns:minmax(0,1fr) 230px}.tutor-hub__workspace--selected{grid-template-columns:minmax(0,1fr) minmax(300px,.85fr)}.tutor-hub__workspace--selected .tutor-hub__grid{grid-template-columns:1fr}}
@media(max-width:850px){.tutor-hub__main{padding:8px 16px 24px}.tutor-hub__workspace,.tutor-hub__workspace--selected{grid-template-columns:1fr}.tutor-hub__workspace>.tutor-detail{position:static;max-height:none}.tutor-hub__workspace--selected .tutor-hub__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tutor-hub__promo{position:relative;top:auto}}
@media(max-width:540px){.tutor-hub__grid,.tutor-hub__workspace--selected .tutor-hub__grid{grid-template-columns:1fr}.tutor-hub__hero h1{font-size:29px}.tutor-hub__header-inner{padding:8px 16px}.tutor-hub__workspace>.tutor-detail{padding:20px}}
@media(prefers-reduced-motion:reduce){.tutor-card{transition:none;transform:none!important}}
.tutor-hub__hero h1{color:#183c43}.tutor-hub__hero h1 em{color:#126e70;border-bottom-color:#d9a93d}.tutor-hub__hero p{color:#53696b}
.tutor-hub__promo{position:sticky;top:22px;align-self:start;min-width:0;padding:23px;border:1px solid #dce8e1;border-radius:20px;background:linear-gradient(155deg,#eaf5ef 0%,#fff9eb 100%);box-shadow:0 12px 32px #214f4510;color:#193449}.tutor-hub__promo-mark{display:grid;place-items:center;width:48px;height:48px;margin-bottom:18px;border-radius:15px;background:#167d83;color:#fff}.tutor-hub__promo .tutor-hub__eyebrow{font-size:9px;letter-spacing:1.1px;color:#167d83}.tutor-hub__promo h2{margin:10px 0;font-size:21px;line-height:1.35;letter-spacing:-.5px;color:#183c43}.tutor-hub__promo p{margin:10px 0 18px;font-size:12px;line-height:1.8;color:#53696b}.tutor-hub__promo button{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:42px;border:0;border-radius:10px;background:#167d83;color:white;font:700 12px inherit;cursor:pointer}.tutor-hub__promo button:hover{background:#12666b}.tutor-hub__promo small{display:block;margin-top:15px;color:#738582;font-size:10px;line-height:1.6}
.tutor-credentials__grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:14px}.tutor-credentials__grid figure{margin:0;overflow:hidden;border:1px solid #e1eae5;border-radius:14px;background:#f8faf8}.tutor-credentials__grid a{display:block;cursor:zoom-in}.tutor-credentials__grid img{display:block;width:100%;height:auto;max-height:340px;object-fit:contain;background:#fff}.tutor-credentials__grid figcaption{display:grid;gap:4px;padding:11px 13px;color:#25444a;font-size:12px}.tutor-credentials__grid figcaption span{color:#53696b;font-size:11px;line-height:1.5}
.tp-shell{margin:24px 0 36px;border:1px solid #dbeafe;border-radius:20px;overflow:hidden;background:#f8fbff;color:#172554;box-shadow:0 10px 32px rgba(30,64,175,.05)}.tp-shell *{box-sizing:border-box}.tp-intro{background:linear-gradient(110deg,#eff6ff,#fff);padding:26px 28px;border-bottom:1px solid #dbeafe;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap}.tp-eyebrow{font-size:11px;letter-spacing:.14em;font-weight:800;color:#2563eb;margin:0 0 6px}.tp-intro h2{margin:0;font-size:clamp(22px,2vw,30px);line-height:1.2}.tp-subtitle{margin:10px 0 0;max-width:680px;color:#475569;line-height:1.6}.tp-head-actions{display:flex;flex-direction:column;align-items:flex-end;gap:11px}.tp-draft{font-size:11px;font-weight:800;color:#92400e;background:#fffbeb;border:1px solid #fde68a;padding:7px 10px;border-radius:50px}.tp-muted-button{border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:#1e40af;padding:10px 14px;cursor:pointer;font-weight:650}.tp-muted-button:disabled{opacity:.45;cursor:not-allowed}.tp-muted-button:hover:not(:disabled){background:#eff6ff}.tp-columns{display:grid;grid-template-columns:minmax(220px,300px) minmax(0,1fr)}.tp-roadmap{padding:22px;border-right:1px solid #dbeafe;background:#f1f7ff}.tp-roadmap h3{margin:0 0 5px;font-size:18px}.tp-quiet{color:#64748b;font-size:12px;line-height:1.45}.tp-subjects{display:flex;flex-direction:column;gap:8px;margin:15px 0 20px}.tp-subject{display:flex;flex-direction:column;gap:6px;text-align:left;background:#fff;border:1px solid #dbeafe;border-radius:12px;padding:12px;cursor:pointer;color:#334155}.tp-subject strong{font-size:13px;line-height:1.4}.tp-subject small{font-size:11px;color:#64748b}.tp-subject-label{font-size:10px;font-weight:800;color:#2563eb;text-transform:uppercase;letter-spacing:.06em}.tp-selected{border-color:#2563eb;box-shadow:inset 3px 0 #2563eb;background:#eff6ff}.tp-mapping,.tp-objectives{padding:14px;border-radius:12px;border:1px solid #dbeafe;background:#fff;margin-bottom:12px;font-size:12px;line-height:1.55}.tp-mapping p{margin:8px 0}.tp-mapping code{word-break:break-all;font-size:10px;color:#475569}.tp-good{color:#047857;font-size:10px}.tp-error{color:#b91c1c;font-size:11px}.tp-objectives ul{padding-left:17px;margin:8px 0 0}.tp-objectives li{margin:5px 0}.tp-workspace{padding:26px;min-width:0}.tp-lesson-heading{display:flex;justify-content:space-between;gap:15px;align-items:start}.tp-lesson-heading h3{font-size:clamp(18px,2vw,24px);margin:6px 0 14px}.tp-section-label{color:#2563eb;font-size:11px;font-weight:800}.tp-time{flex-shrink:0;padding:6px 10px;background:#dbeafe;border-radius:50px;color:#1e40af;font-size:12px;font-weight:800}.tp-progress{height:6px;background:#e2e8f0;border-radius:20px;overflow:hidden}.tp-progress span{display:block;height:100%;background:#2563eb;transition:width .2s}.tp-timeline{display:flex;gap:8px;overflow-x:auto;padding:18px 0 20px;scrollbar-width:thin}.tp-timeline-item{flex:0 0 120px;min-height:74px;display:flex;flex-direction:column;text-align:left;gap:7px;background:#fff;border:1px solid #dbeafe;border-radius:11px;padding:10px;cursor:pointer;color:#334155}.tp-timeline-item small{font-size:11px;color:#64748b}.tp-timeline-item span{font-size:12px;line-height:1.4;font-weight:650}.tp-active{background:#1d4ed8;border-color:#1d4ed8;color:#fff}.tp-active small{color:#dbeafe}.tp-toolbar{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:13px;font-weight:700}.tp-toolbar select{padding:8px 12px;border-radius:9px;border:1px solid #bfdbfe;background:white;color:#1e3a8a;font-size:13px}.tp-toolbar .tp-quiet{margin-left:auto}.tp-strategy{padding:13px;background:#e0f2fe;border-radius:10px;margin:13px 0 20px;color:#0c4a6e;font-size:13px;line-height:1.6}.tp-step{background:#fff;border:1px solid #dbeafe;border-radius:15px;padding:20px}.tp-step-title{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}.tp-step-title>span{color:#2563eb;font-size:11px;font-weight:800}.tp-step-title h4{font-size:19px;line-height:1.3;margin:0}.tp-step-title small{margin-left:auto;color:#64748b}.tp-script{margin:18px 0;padding:15px;border-left:3px solid #60a5fa;background:#eff6ff;border-radius:9px;font-size:13px;line-height:1.6}.tp-script p{margin:7px 0 0}.tp-question-area h5{font-size:14px;margin:0 0 8px}.tp-question-area ol,.tp-exit ol{padding-left:24px;line-height:1.7;font-size:13px}.tp-question-area li,.tp-exit li{margin:6px 0}.tp-answer-toggle{border:0;color:#1d4ed8;text-decoration:underline;background:none;padding:8px 0;cursor:pointer;font-weight:700;font-size:13px}.tp-scenarios{display:grid;gap:10px;margin:12px 0}.tp-scenario{display:grid;gap:10px;background:#f8fafc;border:1px solid #e2e8f0;padding:13px;border-radius:10px}.tp-scenario-label{color:#1d4ed8;font-size:11px;font-weight:800}.tp-scenario p{margin:5px 0;font-size:13px;line-height:1.5}.tp-check{border-top:1px solid #e2e8f0;margin-top:15px;padding-top:15px;font-size:13px}.tp-check p{margin:6px 0;line-height:1.5}.tp-visuals{margin-top:20px}.tp-visuals h4,.tp-exit h4{font-size:15px;margin:0 0 10px}.tp-visual-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.tp-visual-card{padding:14px;background:#fff;border:1px solid #c7d2fe;border-radius:12px}.tp-visual-card strong{font-size:13px}.tp-visual-card ol{padding-left:18px;font-size:12px;line-height:1.6}.tp-exit{margin:16px 0;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:12px;padding:16px;font-size:13px}.tp-footer{display:flex;justify-content:space-between;gap:10px;margin-top:16px}.tp-next{padding:10px 15px;background:#1d4ed8;color:#fff;border:1px solid #1d4ed8;border-radius:10px;font-weight:700;cursor:pointer}.tp-next:disabled{opacity:.45;cursor:not-allowed}.tp-disclaimer{font-size:11px;color:#64748b;line-height:1.6;margin:18px 0 0}.tp-focus{grid-template-columns:1fr}.tp-focus .tp-roadmap{display:none}@media(max-width:920px){.tp-columns{grid-template-columns:1fr}.tp-roadmap{border-right:0;border-bottom:1px solid #dbeafe}.tp-subjects{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr))}.tp-workspace{padding:18px}.tp-head-actions{align-items:flex-start}}@media(max-width:500px){.tp-intro{padding:20px}.tp-roadmap{padding:16px}.tp-step{padding:13px}.tp-timeline-item{flex-basis:110px}.tp-time{font-size:11px}}
.tp-editor{margin-top:20px;padding:19px;background:#fff;border:1px solid #c7d2fe;border-radius:14px}.tp-editor-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.tp-editor-heading h4{margin:4px 0 10px;font-size:18px}.tp-field{display:flex;flex-direction:column;gap:7px;color:#334155;font-size:12px;font-weight:750;margin:13px 0}.tp-field select,.tp-field textarea{border:1px solid #cbd5e1;border-radius:9px;padding:10px;background:white;color:#172554;font:inherit;font-size:13px;width:100%}.tp-field textarea{resize:vertical;line-height:1.6}.tp-field textarea:disabled{background:#f8fafc}.tp-editor-checks{border:1px solid #e2e8f0;border-radius:11px;padding:13px;margin:12px 0;display:flex;gap:11px;flex-wrap:wrap}.tp-editor-checks legend{font-size:12px;font-weight:750}.tp-editor-checks label{font-size:12px;display:inline-flex;align-items:center;gap:4px}.tp-editor-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tp-editor-footer{display:flex;align-items:center;flex-wrap:wrap;gap:12px}.tp-editor-footer .tp-quiet{margin:0}@media(max-width:700px){.tp-editor-grid{grid-template-columns:1fr}}

/* Owner-reviewed teaching-plan library: responsive, accessible filters. */
.tp-library-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:12px;font-weight:700}
.tp-library-heading span,.tp-result-count{font-size:12px;color:#64748b;font-weight:500}
.tp-lesson-filters{display:grid;grid-template-columns:minmax(120px,1fr) minmax(105px,.7fr) minmax(170px,1.6fr);gap:10px;margin-bottom:10px}
.tp-filter-select,.tp-filter-input{width:100%;min-width:0;box-sizing:border-box;border:1px solid #d4dfec;border-radius:12px;padding:10px 12px;background:#fff;color:#1e3a52;font:inherit;font-size:13px;outline-offset:2px}
.tp-filter-select:focus,.tp-filter-input:focus,.tp-lesson-dropdown:focus{outline:2px solid #2375d1}
.tp-result-count{display:block;margin:6px 0 10px}
.tp-result-empty{color:#64748b;margin:9px 0;font-size:13px}
@media(max-width:660px){.tp-lesson-filters{grid-template-columns:1fr 1fr}.tp-filter-input{grid-column:1/-1}.tp-library-heading{align-items:flex-start}}

/* EnglishSA Tutor Studio 2.0 — premium light teaching workspace. */
.tp-studio-v2{--tp-ink:#143c50;--tp-teal:#098e86;--tp-mint:#e5f8f3;--tp-stroke:#dcebe9;--tp-muted:#61798a;max-width:none;margin:0 0 34px;background:transparent;color:var(--tp-ink);border:0;border-radius:0;box-shadow:none;overflow:visible}
.tp-studio-v2 .tp-v2-intro{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;background:#f9fdfb;border:1px solid var(--tp-stroke);border-radius:14px;padding:11px 15px;margin-bottom:13px}
.tp-v2-intro-label{display:flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.07em;font-weight:800;color:#0c7981}
.tp-v2-owner-badge{display:inline-flex;align-items:center;gap:5px;padding:6px 9px;border-radius:999px;background:#def6e8;color:#0b8058;font-size:11px;letter-spacing:normal}
.tp-studio-v2 .tp-head-actions{display:flex;align-items:center;gap:10px}
.tp-v2-schedule-link{display:inline-flex;gap:7px;align-items:center;background:#fff;border:1px solid #cbe5e1;border-radius:9px;color:#097a79;padding:9px 12px;text-decoration:none;font-weight:750;font-size:12px}
.tp-studio-v2 .tp-muted-button{border:1px solid #c9e4e0;border-radius:10px;background:#fff;color:#17636d;font-size:12px;font-weight:750;padding:9px 12px;cursor:pointer}
.tp-studio-v2 .tp-columns{display:grid;grid-template-columns:minmax(206px,248px) minmax(0,1fr) minmax(200px,232px);gap:13px;align-items:start}
.tp-studio-v2 .tp-roadmap,.tp-studio-v2 .tp-workspace,.tp-studio-v2 .tp-v2-dock{min-width:0}
.tp-studio-v2 .tp-roadmap{position:sticky;top:12px;max-height:calc(100vh - 30px);overflow-y:auto;padding:15px 12px;background:#fff;border:1px solid var(--tp-stroke);border-radius:15px;box-shadow:0 10px 24px rgba(23,78,84,.035);scrollbar-width:thin}
.tp-v2-library-title{display:flex;align-items:center;gap:9px;color:#0b8482;margin-bottom:14px}
.tp-v2-library-title h3{font-size:17px;font-weight:800;color:#173d52;margin:0}
.tp-v2-library-filters{display:grid;gap:12px}
.tp-v2-search{display:flex;align-items:center;gap:7px;padding:0 10px;border:1px solid #d5e5e4;background:#fbfdfd;border-radius:10px;min-height:39px;color:#6d8b93}
.tp-v2-search input{border:0;min-width:0;width:100%;background:transparent;outline:0;font-size:13px;color:#1a4356}
.tp-v2-filters-row{display:grid;grid-template-columns:1.25fr .75fr;gap:8px}
.tp-v2-filters-row label{display:grid;gap:5px;color:#516976;font-size:11px;font-weight:700}
.tp-v2-filters-row select{width:100%;min-width:0;border:1px solid #d9e6e6;border-radius:9px;background:#fff;padding:9px 5px;color:#213e51;font-size:12px;outline-offset:2px}
.tp-v2-library-count{font-size:11px;color:#6a8490;margin:14px 0 7px}
.tp-v2-library-list{display:grid;gap:11px;max-height:392px;overflow:auto;scrollbar-width:thin;padding:2px 2px 10px 0}
.tp-v2-library-group{display:grid;gap:5px}
.tp-v2-group-name{display:flex;align-items:flex-start;gap:6px;padding:7px 6px;font-size:11px;color:#176775;font-weight:800;line-height:1.4;background:#f2fbf8;border-radius:9px}
.tp-v2-group-name svg{flex:none;margin-top:1px}
.tp-v2-library-item{display:flex;gap:8px;text-align:left;align-items:flex-start;width:100%;border:1px solid transparent;border-radius:9px;background:#fff;color:#375363;padding:9px 8px;cursor:pointer;font-size:12px;line-height:1.4}
.tp-v2-library-item svg{flex:none;color:#6a9497;margin-top:1px}
.tp-v2-library-item span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tp-v2-library-item:hover{background:#f4fbfa}
.tp-v2-library-item-active{border-color:#c9ebe5;background:#e2f8f1;color:#095e60;font-weight:780;box-shadow:inset 3px 0 #13a18e}
.tp-v2-load-more{display:flex;align-items:center;justify-content:center;gap:5px;width:100%;margin:7px 0;border:1px dashed #c6e2dd;border-radius:9px;background:#f8fcfb;color:#0c817d;padding:9px;cursor:pointer;font-size:12px;font-weight:700}
.tp-v2-quick-selector{margin:13px 0 12px;padding-top:10px;border-top:1px solid #edf3f3}
.tp-v2-quick-selector .tp-lesson-dropdown{width:100%;margin-top:7px;border:1px solid #d6e7e5;border-radius:9px;font-size:12px;background:#fff;color:#294558;padding:9px;min-width:0}
.tp-v2-baseline-caption{font-size:10px;font-weight:850;letter-spacing:.09em;color:#8aa0a9;margin:13px 0 7px}
.tp-studio-v2 .tp-subjects{display:grid;grid-template-columns:1fr;gap:6px;margin:0}
.tp-studio-v2 .tp-subject{border-color:#e8eff0;padding:8px 10px;border-radius:9px;gap:4px}
.tp-studio-v2 .tp-subject strong{font-size:11px;font-weight:650}
.tp-studio-v2 .tp-subject small{font-size:10px}
.tp-studio-v2 .tp-subject.tp-selected{background:#eafaf5;border-color:#b9e6de;color:#087a72}
.tp-v2-mapping-details{margin-top:13px;padding-top:12px;border-top:1px solid #e8f0ef;font-size:12px}
.tp-v2-mapping-details summary{cursor:pointer;font-weight:700;color:#4b707e}
.tp-studio-v2 .tp-mapping,.tp-studio-v2 .tp-objectives{margin-top:8px;border:0;background:#f7fafb;padding:10px;border-radius:10px;font-size:11px}
.tp-studio-v2 .tp-workspace{background:#fff;border:1px solid var(--tp-stroke);border-radius:16px;padding:17px 18px 22px;box-shadow:0 10px 24px rgba(23,78,84,.04)}
.tp-v2-lesson-heading{align-items:center;gap:12px;padding-bottom:10px}
.tp-v2-lesson-heading .tp-section-label{font-size:11px;letter-spacing:.07em;color:#0d8d87}
.tp-v2-lesson-heading h3{font-size:clamp(20px,1.9vw,29px);line-height:1.24;margin:7px 0 11px;letter-spacing:-.025em;color:#0d3248}
.tp-v2-lesson-chips{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.tp-v2-lesson-chips span{display:inline-flex;align-items:center;gap:5px;color:#455d6d;border:1px solid #e5eeee;background:#f7fafb;padding:6px 8px;border-radius:999px;font-size:11px;font-weight:750;white-space:nowrap}
.tp-v2-lesson-chips .tp-v2-approved{background:#e8f8ee;border-color:#d6eee0;color:#098457}
.tp-v2-lesson-art{display:grid;place-items:center;flex:none;width:92px;height:92px;border-radius:30px;background:radial-gradient(circle at 55% 40%,#f4ffff,#e7f8fb 65%,#dbf2f0);color:#20a8a6;box-shadow:inset 0 0 0 1px #e2f2f1}
.tp-v2-mode-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;background:#f5f8f8;border:1px solid #e5efef;border-radius:12px;margin:13px 0 14px}
.tp-v2-mode-tabs button{display:flex;gap:7px;align-items:center;justify-content:center;border:0;border-radius:9px;background:transparent;color:#476576;font-size:13px;font-weight:750;padding:10px 5px;cursor:pointer}
.tp-v2-mode-tabs button.tp-v2-mode-active{background:linear-gradient(120deg,#0da997,#06867e);color:#fff;box-shadow:0 5px 12px rgba(10,146,132,.16)}
.tp-v2-teaching-hidden{display:none}
.tp-studio-v2 .tp-progress{height:6px;background:#e8f1f0;margin:8px 0 3px}
.tp-studio-v2 .tp-progress span{background:linear-gradient(90deg,#07b194,#0b9084)}
.tp-studio-v2 .tp-timeline{display:grid;grid-template-columns:repeat(7,minmax(72px,1fr));gap:5px;overflow-x:auto;padding:11px 0 15px}
.tp-studio-v2 .tp-timeline-item{min-width:72px;min-height:106px;flex:none;display:flex;align-items:center;text-align:center;gap:6px;padding:10px 5px;border:1px solid #e3eded;border-radius:10px;background:#f9fbfc;color:#284959}
.tp-v2-step-number{display:grid;place-items:center;background:#ebf4f4;border:1px solid #d5e5e2;border-radius:50%;width:30px;height:30px;color:#335f6a;font-weight:850;font-size:12px}
.tp-studio-v2 .tp-timeline-item span:not(.tp-v2-step-number){font-size:11px;line-height:1.3;font-weight:700}
.tp-studio-v2 .tp-timeline-item small{font-size:10px;color:#76909a}
.tp-studio-v2 .tp-timeline-item.tp-active{background:#e6f9f3;border-color:#72cbb8;color:#065f5d;box-shadow:0 5px 15px rgba(13,146,130,.08)}
.tp-studio-v2 .tp-timeline-item.tp-active .tp-v2-step-number{background:#079d8c;color:#fff;border-color:#079d8c}
.tp-studio-v2 .tp-timeline-item.tp-active small{color:#3c847e}
.tp-studio-v2 .tp-toolbar{gap:8px;flex-wrap:wrap}
.tp-studio-v2 .tp-toolbar label{font-size:12px}
.tp-studio-v2 .tp-toolbar select{font-size:12px}
.tp-studio-v2 .tp-strategy{background:#f6fbfa;color:#446d76;border:1px solid #e0efed;border-radius:10px;font-size:12px;padding:10px 12px;margin:12px 0}
.tp-studio-v2 .tp-step{border:0;border-radius:0;padding:2px 0;background:transparent}
.tp-studio-v2 .tp-step-title{background:linear-gradient(95deg,#effaf7,#fff);border:1px solid #e7f0ee;border-radius:10px;padding:10px 12px;align-items:center;margin:9px 0 12px}
.tp-studio-v2 .tp-step-title>span{color:#0a9a8b;font-size:12px}
.tp-studio-v2 .tp-step-title h4{font-size:17px;color:#123e50}
.tp-studio-v2 .tp-step-title small{background:#fff;border:1px solid #c9ebe4;border-radius:999px;padding:5px 8px;color:#188c85;font-weight:750}
.tp-studio-v2 .tp-script{margin:0 0 12px;background:#e9faf6;border:1px solid #c9ece4;border-left:4px solid #11a18f;border-radius:12px;padding:16px 17px;font-size:15px;color:#244b54;line-height:1.65}
.tp-studio-v2 .tp-script strong{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.04em;color:#078a84}
.tp-studio-v2 .tp-script p{font-size:15px;line-height:1.7;margin-top:9px}
.tp-studio-v2 .tp-question-area{border:1px solid #dceaf1;background:#f8fcff;border-radius:12px;padding:14px 16px;margin-bottom:12px}
.tp-studio-v2 .tp-question-area h5{display:flex;align-items:center;gap:9px;color:#176a9f;font-size:12px;letter-spacing:.03em;margin-bottom:10px}
.tp-studio-v2 .tp-question-area ol{font-size:14px;line-height:1.6;margin-bottom:7px}
.tp-studio-v2 .tp-answer-toggle{font-size:12px;color:#168b83;text-decoration:none;border-radius:8px;padding:7px 0}
.tp-v2-scenario-preview,.tp-studio-v2 .tp-scenario{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:12px 0}
.tp-v2-scenario-preview>div,.tp-studio-v2 .tp-scenario>div{padding:12px;border-radius:11px;min-width:0}
.tp-v2-scenario-preview strong,.tp-studio-v2 .tp-scenario-label{display:block;font-size:12px;line-height:1.35;margin-bottom:8px;font-weight:800}
.tp-v2-scenario-preview p,.tp-studio-v2 .tp-scenario p{font-size:13px;line-height:1.55;margin:0;white-space:normal;overflow-wrap:anywhere}
.tp-v2-response-student,.tp-studio-v2 .tp-scenario>div:nth-child(1){background:#eaf5ff;color:#1b527d;border:1px solid #dbeafb}
.tp-v2-response-tutor,.tp-studio-v2 .tp-scenario>div:nth-child(2){background:#fff7e7;color:#81561b;border:1px solid #f8ebcf}
.tp-v2-response-retry,.tp-studio-v2 .tp-scenario>div:nth-child(3){background:#eaf8ec;color:#216d47;border:1px solid #d2eedb}
.tp-studio-v2 .tp-scenario{border:0;padding:0;background:transparent}
.tp-studio-v2 .tp-check{margin-top:13px;border:1px solid #d5ebdf;background:#f4fbf6;border-radius:11px;padding:12px 14px;font-size:13px;color:#285d48}
.tp-studio-v2 .tp-check p{line-height:1.6}
.tp-studio-v2 .tp-footer{margin-top:15px}
.tp-studio-v2 .tp-next{border-radius:10px;background:#078f84;border-color:#078f84}
.tp-v2-dock{position:sticky;top:12px;display:flex;flex-direction:column;gap:11px}
.tp-v2-dock-card,.tp-studio-v2 .tp-editor{background:#fff;border:1px solid #dcebe8;border-radius:15px;padding:14px;box-shadow:0 8px 22px rgba(18,100,102,.035);margin:0}
.tp-v2-dock-card h3{display:flex;align-items:center;gap:8px;color:#173e4d;font-size:15px;margin:0 0 13px}
.tp-v2-dock-card h3 svg{color:#049e95}
.tp-v2-dock-card p{font-size:12px;line-height:1.55;color:#617e88;margin:0 0 12px}
.tp-v2-schedule-button{display:flex;align-items:center;justify-content:center;gap:7px;text-decoration:none;color:#fff;background:linear-gradient(125deg,#0aa995,#087f7c);padding:10px;border-radius:10px;font-size:12px;font-weight:770}
.tp-v2-dock-progress>div:first-child{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:12px}
.tp-v2-dock-progress span{font-size:12px;color:#087e7a;font-weight:750}
.tp-v2-progress-track{height:7px;border-radius:999px;background:#e5eeed;overflow:hidden;margin:12px 0 8px}
.tp-v2-progress-track span{display:block;height:100%;border-radius:999px;background:#0aa78c}
.tp-v2-dock-progress small{font-size:11px;color:#69858f}
.tp-studio-v2 .tp-editor .tp-eyebrow{font-size:10px;color:#0a918b}
.tp-studio-v2 .tp-editor-heading h4{font-size:16px;color:#173e4d}
.tp-studio-v2 .tp-draft{font-size:10px;padding:5px 7px}
.tp-studio-v2 .tp-editor>.tp-quiet{font-size:11px;line-height:1.5}
.tp-studio-v2 .tp-field{font-size:12px;margin:9px 0}
.tp-studio-v2 .tp-field select,.tp-studio-v2 .tp-field textarea{width:100%;font-size:12px;border-color:#d7e8e5;border-radius:9px;background:#fff}
.tp-v2-note-field textarea{min-height:110px;resize:vertical}
.tp-v2-meet-action{display:grid;gap:7px;padding:10px;border:1px solid #e0eee9;background:#f5fbf8;border-radius:10px;font-size:11px;color:#31596a}
.tp-v2-meet-action a{display:block;text-align:center;text-decoration:none;border-radius:8px;background:#0b987c;color:#fff;font-size:12px;padding:9px}
.tp-v2-editor-details{border:1px solid #e2efed;border-radius:10px;padding:10px;margin:10px 0;background:#fbfdfd;font-size:12px}
.tp-v2-editor-details summary{cursor:pointer;color:#2f6972;font-weight:750}
.tp-studio-v2 .tp-editor-checks{margin:9px 0;padding:6px;border-color:#e0edeb}
.tp-studio-v2 .tp-editor-checks label{font-size:10px}
.tp-studio-v2 .tp-editor-footer{display:grid;gap:8px}
.tp-studio-v2 .tp-editor-footer .tp-next{width:100%;padding:10px;font-size:12px}
.tp-v2-prep-panel,.tp-v2-review-panel{border:1px solid #e0eeea;background:#fbfdfd;border-radius:13px;padding:18px}
.tp-v2-section-heading{display:flex;align-items:center;gap:8px;color:#098c83;margin:0 0 12px}
.tp-v2-section-heading h4{font-size:16px;margin:0;color:#17485a}
.tp-v2-prep-panel>ul,.tp-v2-review-panel>ol{padding-left:21px;font-size:14px;line-height:1.8;margin:0 0 20px}
.tp-v2-prep-strategies{display:grid;gap:9px;margin:12px 0 20px}
.tp-v2-prep-strategies>div{background:#fff;border:1px solid #e2efec;border-radius:10px;padding:12px}
.tp-v2-prep-strategies strong{color:#0a807b;font-size:13px}
.tp-v2-prep-strategies p{font-size:13px;line-height:1.65;margin:7px 0 0;color:#466676}
.tp-v2-review-criteria{display:flex;align-items:flex-start;gap:9px;background:#eaf8ec;border:1px solid #d2eede;border-radius:11px;padding:13px}
.tp-v2-review-criteria svg{flex:none;color:#20945d}
.tp-v2-review-criteria strong{font-size:14px;color:#247348}
.tp-v2-review-criteria p{font-size:13px;line-height:1.6;margin:6px 0}
.tp-v2-review-helper{font-size:12px;color:#64838b;line-height:1.5}
.tp-studio-v2 .tp-disclaimer{font-size:11px;line-height:1.5;color:#8496a3;margin-top:20px}
/* Focus mode must outrank later width-based .tp-columns declarations. */
.tp-studio-v2 .tp-columns.tp-focus{grid-template-columns:minmax(0,1fr)}
.tp-studio-v2 .tp-focus .tp-roadmap,.tp-studio-v2 .tp-focus .tp-v2-dock{display:none}
.tp-studio-v2 button:focus-visible,.tp-studio-v2 input:focus-visible,.tp-studio-v2 select:focus-visible,.tp-studio-v2 summary:focus-visible{outline:3px solid #79cfc6;outline-offset:2px}
@media(max-width:1480px){.tp-studio-v2 .tp-columns{grid-template-columns:minmax(192px,220px) minmax(0,1fr) minmax(184px,210px);gap:10px}.tp-studio-v2 .tp-roadmap{padding:12px 9px}.tp-studio-v2 .tp-workspace{padding:15px 13px}.tp-studio-v2 .tp-timeline-item{min-width:66px;padding:8px 4px}}
@media(max-width:1120px){.tp-studio-v2 .tp-columns{grid-template-columns:minmax(190px,240px) minmax(0,1fr)}.tp-studio-v2 .tp-v2-dock{grid-column:2;position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.tp-studio-v2 .tp-v2-dock .tp-editor{grid-column:1/-1}.tp-v2-scenario-preview,.tp-studio-v2 .tp-scenario{grid-template-columns:1fr}.tp-v2-lesson-art{display:none}}
@media(max-width:780px){.tp-studio-v2 .tp-columns{display:flex;flex-direction:column}.tp-studio-v2 .tp-roadmap,.tp-studio-v2 .tp-workspace,.tp-studio-v2 .tp-v2-dock{width:100%;max-width:none}.tp-studio-v2 .tp-roadmap{position:static;max-height:none}.tp-v2-library-list{max-height:260px}.tp-studio-v2 .tp-v2-dock{display:flex}.tp-studio-v2 .tp-intro{align-items:flex-start}.tp-v2-intro-label{flex-wrap:wrap}.tp-studio-v2 .tp-timeline{grid-template-columns:repeat(7,minmax(92px,1fr))}.tp-studio-v2 .tp-script,.tp-studio-v2 .tp-script p{font-size:14px}}
@media(max-width:480px){.tp-v2-owner-badge{font-size:10px}.tp-studio-v2 .tp-workspace{padding:12px}.tp-studio-v2 .tp-timeline{grid-template-columns:repeat(7,minmax(90px,1fr))}.tp-v2-mode-tabs button{font-size:11px;gap:4px}.tp-studio-v2 .tp-script{padding:12px}.tp-v2-prep-panel,.tp-v2-review-panel{padding:12px}.tp-studio-v2 .tp-step-title h4{font-size:16px}}
@media(prefers-reduced-motion:reduce){.tp-studio-v2 *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.tlp-page { max-width: 1490px; margin: 0 auto; padding: 22px clamp(14px,2.4vw,36px) 56px; color: #19384f; }
.tlp-page *, .tlp-page *::before, .tlp-page *::after { box-sizing: border-box; }
.tlp-breadcrumb { display: flex; gap: 9px; align-items: center; font-size: .78rem; color: #698094; margin: 0 0 13px; }
.tlp-breadcrumb button { display: inline-flex; gap: 6px; align-items: center; border: 0; background: transparent; color: #1e7d83; font: inherit; font-weight: 700; cursor: pointer; padding: 5px 0; }
.tlp-breadcrumb strong { color: #254a60; font-weight: 750; }
.tlp-hero { display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 242px; padding: clamp(24px,3vw,42px); border: 1px solid #dcebec; border-radius: 22px; background: radial-gradient(circle at 77% 28%,#d5f4f1 0,transparent 34%),linear-gradient(120deg,#fdfcf7,#e9f8fa 72%,#e3f0f7); overflow: hidden; }
.tlp-hero-content { position: relative; z-index: 1; max-width: 740px; }
.tlp-eyebrow { display: inline-flex; gap: 7px; align-items: center; color: #0d7e84; font-weight: 800; font-size: .71rem; letter-spacing: .11em; }
.tlp-hero h1 { margin: 10px 0; color: #14364e; font-size: clamp(1.8rem,3vw,2.7rem); font-weight: 850; letter-spacing: -.035em; line-height: 1.12; }
.tlp-hero p { font-size: .94rem; line-height: 1.65; color: #536b7c; max-width: 690px; margin: 0 0 21px; }
.tlp-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.tlp-primary, .tlp-secondary { border-radius: 10px; min-height: 43px; padding: 10px 16px; display: inline-flex; gap: 8px; align-items: center; justify-content: center; font-size: .85rem; font-weight: 750; text-decoration: none; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; }
.tlp-primary { color: #fff; border: 1px solid #078789; background: linear-gradient(135deg,#0b9293,#087e86); box-shadow: 0 6px 15px rgba(9,130,134,.13); }
.tlp-secondary { color: #23516a; border: 1px solid #d0e1e3; background: #fff; }
.tlp-primary:hover, .tlp-secondary:hover { transform: translateY(-1px); }
.tlp-hero-aside { min-width: 204px; display: flex; flex-direction: column; align-items: center; gap: 17px; color: #398a92; }
.tlp-hero-icon { width: 136px; height: 136px; display: grid; place-items: center; border-radius: 35px; border: 1px solid #cae8e8; background: rgba(255,255,255,.75); box-shadow: 0 14px 28px rgba(28,104,121,.1); transform: rotate(-8deg); }
.tlp-hero-aside > span { display: inline-flex; gap: 7px; align-items: center; border-radius: 999px; background: rgba(255,255,255,.85); padding: 8px 13px; color: #427886; font-size: .75rem; font-weight: 750; }
.tlp-notice { display: flex; gap: 11px; align-items: flex-start; padding: 13px 17px; margin-top: 15px; background: #fff9e9; color: #795a20; border: 1px solid #f1e2ba; border-radius: 13px; }
.tlp-notice > svg { flex: none; margin-top: 2px; }
.tlp-notice p { font-size: .78rem; line-height: 1.57; margin: 0; }
.tlp-library { scroll-margin-top: 75px; }
.tlp-library .tp-shell { margin-top: 18px; }
.tlp-page button:focus-visible, .tlp-page a:focus-visible { outline: 3px solid #61c9cb; outline-offset: 3px; }
@media(max-width:850px) { .tlp-hero-aside { min-width: 130px; } .tlp-hero-icon { width: 105px; height: 105px; border-radius: 24px; } }
@media(max-width:650px) { .tlp-page { padding: 12px 12px 34px; } .tlp-hero { padding: 23px 18px; min-height: auto; } .tlp-hero-aside { display: none; } .tlp-hero p { font-size: .86rem; } .tlp-hero-actions > * { flex: 1 1 auto; } }
@media(prefers-reduced-motion:reduce) { .tlp-primary,.tlp-secondary { transition: none; } }

/* Tutor Studio 2.0: premium light theme matching EnglishSA global navigation. */
.tlp-page{max-width:1720px;padding-top:18px}
.tlp-hero{position:relative;isolation:isolate;min-height:212px;padding:clamp(23px,2.5vw,34px);background:linear-gradient(105deg,#ecfbf9 0%,#f6fcfb 52%,#eaf6f7 100%);border-color:#d5edec;box-shadow:0 12px 30px rgba(14,116,114,.045)}
.tlp-hero::after{content:"";position:absolute;z-index:-1;inset:0 0 0 auto;width:min(42%,480px);opacity:.22;background:url('/images/tutor-academy/academy-hero-20261109.webp') center right/cover no-repeat;mask-image:linear-gradient(to right,transparent,#000 36%);pointer-events:none}
.tlp-hero h1{font-size:clamp(1.65rem,2.5vw,2.35rem);letter-spacing:-.038em;margin:8px 0;color:#103d4b}
.tlp-hero p{max-width:640px;margin-bottom:12px;font-size:.9rem;line-height:1.55}
.tlp-hero-content{max-width:760px}
.tlp-hero-badges{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:13px 0 16px}
.tlp-hero-badges span{display:inline-flex;align-items:center;gap:7px;font-size:.76rem;color:#0d756b;font-weight:760;background:#fff;border:1px solid #d9eeeb;border-radius:999px;padding:7px 10px;box-shadow:0 3px 12px #bcebe62b}
.tlp-hero-badges span+span{color:#4d7480}
.tlp-hero-actions{gap:9px}
.tlp-primary{background:linear-gradient(135deg,#00a696,#087f84);border-color:#0e9389;box-shadow:0 9px 20px rgba(10,141,132,.15)}
.tlp-secondary{border-color:#cde4e2}
.tlp-hero-illustration{display:none}
.tlp-notice{border-color:#e1ede9;background:#f7faf7;color:#4b6871;margin-top:12px;padding:11px 14px}
.tlp-notice p{font-size:.76rem}
.tlp-library .tp-shell{margin-top:14px}
@media(max-width:800px){.tlp-hero::after{width:35%;opacity:.11}.tlp-hero-content{max-width:100%}}
@media(max-width:600px){.tlp-hero{padding:20px;border-radius:18px}.tlp-hero::after{opacity:.07;width:75%}.tlp-hero-badges{gap:6px}.tlp-hero-badges span{font-size:.7rem}}
.tutor-academy { --academy-ink:#0b1f3a; --academy-blue:#2563eb; --academy-sky:#38bdf8; --academy-muted:#64748b; --academy-border:#e2e8f0; --academy-paper:#f8fafc; min-height:100vh; background:var(--academy-paper); color:var(--academy-ink); font-family:Inter,system-ui,-apple-system,sans-serif; line-height:1.55; font-size:14px; }
.tutor-academy * { box-sizing:border-box; }
.tutor-academy button { font:inherit; cursor:pointer; }
.tutor-academy button:focus-visible,.tutor-academy input:focus-visible { outline:3px solid #38bdf8; outline-offset:3px; }
.tutor-academy__header { position:sticky; top:0; z-index:30; background:rgba(255,255,255,.95); border-bottom:1px solid var(--academy-border); backdrop-filter:blur(14px); }
.tutor-academy__header-inner { max-width:1240px; margin:auto; padding:12px 22px; min-height:68px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.tutor-academy__brand { display:flex; align-items:center; gap:11px; background:transparent; border:0; padding:0; text-align:left; color:var(--academy-ink); font-weight:850; font-size:18px; letter-spacing:-.04em; }
.tutor-academy__brand-mark { display:grid; place-items:center; height:39px; width:39px; background:#e0f2fe; border:1px solid #bae6fd; color:#0284c7; border-radius:12px; }
.tutor-academy__brand small { display:block; font-size:8px; font-weight:800; letter-spacing:.15em; color:var(--academy-muted); }
.tutor-academy__nav { display:flex; align-items:center; flex-wrap:wrap; gap:8px; }
.tutor-academy__nav button { background:transparent; border:0; color:#475569; font-size:13px; font-weight:700; padding:10px 13px; border-radius:10px; }
.tutor-academy__nav button:hover,.tutor-academy__nav .tutor-academy__nav-active { color:#0369a1; background:#eff6ff; }
.tutor-academy__main { max-width:1240px; margin:0 auto; padding:24px 22px 52px; }
.tutor-academy__back { border:0; background:transparent; color:#475569; padding:4px 0 14px; display:inline-flex; align-items:center; gap:7px; font-weight:700; }
.tutor-academy__hero { min-height:263px; border-radius:26px; padding:32px clamp(22px,4vw,56px); background:radial-gradient(circle at 78% 25%,rgba(56,189,248,.27),transparent 34%),linear-gradient(115deg,#0b1f3a,#123b68 67%,#0e4d85); color:#fff; overflow:hidden; position:relative; display:flex; align-items:center; isolation:isolate; }
.tutor-academy__hero-content { position:relative; z-index:1; max-width:760px; }
.tutor-academy__eyebrow { display:inline-flex; align-items:center; gap:8px; color:#b7e7ff; font-size:11px; letter-spacing:.16em; font-weight:850; }
.tutor-academy__hero h1 { margin:13px 0 10px; font-size:clamp(30px,3.5vw,46px); line-height:1.15; letter-spacing:-.045em; }
.tutor-academy__hero h1 em { color:#7dd3fc; font-style:normal; }
.tutor-academy__hero p { max-width:680px; color:#d5e8f8; line-height:1.65; margin:0 0 19px; }
.tutor-academy__hero-meta { display:flex; gap:16px; flex-wrap:wrap; font-size:12px; color:#c5e1f5; }
.tutor-academy__hero-meta span { display:flex; align-items:center; gap:6px; }
.tutor-academy__hero-orbit { position:absolute; inset:0 0 0 auto; width:36%; pointer-events:none; opacity:.65; }
.tutor-academy__hero-orbit::before,.tutor-academy__hero-orbit::after { content:''; position:absolute; width:285px; height:285px; border:1px solid rgba(186,230,253,.27); border-radius:50%; right:-65px; top:-22px; }
.tutor-academy__hero-orbit::after { width:170px; height:170px; right:3px; top:36px; }
.tutor-academy__hero-orbit span { position:absolute; display:grid; place-items:center; background:rgba(125,211,252,.18); border:1px solid rgba(186,230,253,.4); border-radius:16px; color:#e0f2fe; width:54px; height:54px; }
.tutor-academy__hero-orbit span:nth-child(1) { right:103px; top:21px; transform:rotate(-12deg); }
.tutor-academy__hero-orbit span:nth-child(2) { right:29px; top:148px; transform:rotate(12deg); }
.tutor-academy__hero-orbit span:nth-child(3) { right:200px; top:172px; transform:rotate(-6deg); }
.tutor-academy__progress { margin:18px 0 23px; display:flex; justify-content:space-between; align-items:center; gap:22px; background:white; border:1px solid var(--academy-border); border-radius:20px; box-shadow:0 6px 22px rgba(15,23,42,.035); padding:20px 25px; }
.tutor-academy__section-kicker { font-size:10px; color:#0284c7; letter-spacing:.13em; font-weight:850; }
.tutor-academy__progress h2 { margin:3px 0; font-size:20px; letter-spacing:-.025em; }
.tutor-academy__progress p { color:var(--academy-muted); margin:0; font-size:12px; }
.tutor-academy__progress-right { width:min(300px,35%); display:flex; flex-direction:column; gap:7px; align-items:flex-end; flex-shrink:0; }
.tutor-academy__progress-right strong { color:#0284c7; font-size:24px; font-weight:850; }
.tutor-academy__meter { width:100%; height:9px; border-radius:50px; background:#e2e8f0; overflow:hidden; }
.tutor-academy__meter span { height:100%; display:block; border-radius:50px; background:linear-gradient(90deg,#0284c7,#38bdf8); transition:width .2s ease; }
.tutor-academy__progress-right button { color:#0369a1; display:flex; align-items:center; gap:5px; background:transparent; border:0; padding:0; font-size:12px; font-weight:750; }
.tutor-academy__workspace { display:grid; grid-template-columns:minmax(255px,320px) minmax(0,1fr); gap:22px; align-items:start; }
.tutor-academy__sidebar,.tutor-academy__lesson { background:#fff; border:1px solid var(--academy-border); border-radius:22px; box-shadow:0 7px 25px rgba(15,23,42,.035); }
.tutor-academy__sidebar { position:sticky; top:89px; padding:21px 13px 14px; }
.tutor-academy__sidebar-heading { padding:0 10px 14px; }
.tutor-academy__sidebar-heading h2 { font-size:18px; letter-spacing:-.02em; margin:4px 0 0; }
.tutor-academy__lesson-list { list-style:none; margin:0; padding:0; display:grid; gap:5px; }
.tutor-academy__lesson-link { border:1px solid transparent; background:#fff; width:100%; border-radius:13px; display:flex; gap:11px; padding:12px 8px; text-align:left; align-items:center; color:#334155; transition:background .15s ease; }
.tutor-academy__lesson-link:hover { background:#f1f5f9; }
.tutor-academy__lesson-link.is-active { background:#eff6ff; border-color:#bfdbfe; color:#075985; }
.tutor-academy__step { flex-shrink:0; width:35px; height:35px; border-radius:11px; background:#f1f5f9; color:#64748b; display:grid; place-items:center; font-size:12px; font-weight:800; }
.tutor-academy__lesson-link.is-active .tutor-academy__step { background:#dbeafe; color:#2563eb; }
.tutor-academy__step.is-done { background:#dcfce7!important; color:#15803d!important; }
.tutor-academy__lesson-label { min-width:0; flex:1; }
.tutor-academy__lesson-label strong { font-size:12.5px; line-height:1.35; display:block; }
.tutor-academy__lesson-label small { font-size:11px; display:block; margin-top:4px; color:#64748b; }
.tutor-academy__lesson-chevron { color:#94a3b8; flex-shrink:0; }
.tutor-academy__sidebar-note { margin:16px 6px 0; background:#f8fafc; border-radius:12px; padding:11px; display:flex; gap:9px; color:#64748b; font-size:11px; }
.tutor-academy__sidebar-note svg { flex-shrink:0; margin-top:2px; }
.tutor-academy__sidebar-note p { margin:0; }
.tutor-academy__lesson { padding:clamp(19px,3vw,36px); }
.tutor-academy__lesson-top { display:flex; justify-content:space-between; align-items:center; gap:10px; font-size:12px; color:#64748b; }
.tutor-academy__lesson-top span { display:flex; gap:5px; align-items:center; }
.tutor-academy__lesson-chip { background:#eff6ff; color:#0369a1; font-size:11px; border-radius:999px; padding:6px 11px; font-weight:800; }
.tutor-academy__lesson h2 { font-size:clamp(23px,2.8vw,31px); letter-spacing:-.035em; line-height:1.2; margin:17px 0 5px; }
.tutor-academy__subtitle { color:var(--academy-muted); font-size:14px; margin:0 0 24px; }
.tutor-academy__lesson h3 { display:flex; align-items:center; gap:9px; font-size:16px; margin:0 0 12px; letter-spacing:-.018em; }
.tutor-academy__lesson h3 svg { color:#0284c7; flex-shrink:0; }
.tutor-academy__learning-goals { background:#f0f9ff; border:1px solid #dbeafe; padding:19px 22px; border-radius:17px; }
.tutor-academy__lesson ul,.tutor-academy__lesson ol { padding-left:20px; margin:7px 0 0; }
.tutor-academy__lesson li { margin:6px 0; }
.tutor-academy__evidence { border:1px solid #bfdbfe; border-radius:17px; padding:21px 23px; margin:22px 0; background:linear-gradient(125deg,#fff,#f8fbff); }
.tutor-academy__evidence-heading { display:flex; justify-content:space-between; align-items:flex-start; gap:10px; }
.tutor-academy__evidence-heading h3 { margin:5px 0 0; font-size:16px; }
.tutor-academy__evidence-heading h3 span { color:#64748b; font-weight:600; font-size:12px; }
.tutor-academy__evidence-badge { display:inline-flex; align-items:center; gap:5px; background:#dbeafe; border-radius:20px; color:#075985; font-size:11px; padding:5px 9px; font-weight:750; white-space:nowrap; }
.tutor-academy__evidence blockquote { margin:18px 0 13px; background:#eff6ff; border-left:3px solid #38bdf8; padding:15px 17px; color:#0c4a6e; font-size:14px; line-height:1.7; font-weight:600; border-radius:0 10px 10px 0; }
.tutor-academy__evidence p { color:#334155; margin:8px 0; }
.tutor-academy__evidence .tutor-academy__source-note,.tutor-academy__evidence .tutor-academy__caveat { font-size:11px; color:#64748b; }
.tutor-academy__authored { background:#fffbeb; border:1px solid #fde68a; border-radius:14px; display:flex; gap:10px; align-items:start; padding:15px; margin:20px 0; color:#92400e; }
.tutor-academy__authored p { margin:0; }
.tutor-academy__authored svg { flex-shrink:0; }
.tutor-academy__method { padding:0 0 22px; margin:21px 0; border-bottom:1px solid var(--academy-border); }
.tutor-academy__method ol { counter-reset:method; list-style:none; padding:0; display:grid; gap:9px; }
.tutor-academy__method li { display:flex; gap:11px; align-items:baseline; margin:0; }
.tutor-academy__method li::before { counter-increment:method; content:counter(method); flex-shrink:0; width:23px; height:23px; border-radius:8px; background:#e0f2fe; color:#0369a1; display:grid; place-items:center; font-size:11px; font-weight:850; }
.tutor-academy__task { background:#f8fafc; border:1px solid #e2e8f0; padding:19px 22px; border-radius:17px; margin:22px 0; }
.tutor-academy__task h3 { margin:8px 0; }
.tutor-academy__task p { color:#334155; }
.tutor-academy__success { padding:12px 15px; background:#fff; border-radius:11px; border:1px dashed #cbd5e1; color:#475569; }
.tutor-academy__success strong { color:#0f172a; }
.tutor-academy__practice-check { display:flex; gap:9px; align-items:flex-start; margin-top:15px; color:#0f172a; font-weight:700; cursor:pointer; }
.tutor-academy__practice-check input { margin-top:4px; accent-color:#0284c7; width:16px; height:16px; }
.tutor-academy__quiz { margin:22px 0; }
.tutor-academy__quiz h3 { margin:9px 0 14px; font-size:15px; }
.tutor-academy__quiz [role="group"] { display:grid; gap:9px; }
.tutor-academy__option { width:100%; text-align:left; border:1px solid #e2e8f0; border-radius:11px; background:#fff; padding:12px 15px; color:#334155; transition:background .15s; }
.tutor-academy__option:hover { background:#f8fafc; }
.tutor-academy__option.is-selected { border-color:#38bdf8; background:#eff6ff; color:#075985; box-shadow:0 0 0 1px #38bdf8 inset; }
.tutor-academy__feedback { border-radius:10px; font-size:12px; margin:12px 0 0; padding:12px 14px; }
.tutor-academy__feedback.is-correct { background:#f0fdf4; border:1px solid #bbf7d0; color:#166534; }
.tutor-academy__feedback.is-wrong { background:#fff7ed; border:1px solid #fed7aa; color:#9a3412; }
.tutor-academy__lesson-actions { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:12px; padding-top:21px; border-top:1px solid #e2e8f0; }
.tutor-academy__lesson-actions > div { display:flex; flex-wrap:wrap; gap:9px; }
.tutor-academy__primary,.tutor-academy__secondary { display:inline-flex; justify-content:center; align-items:center; gap:8px; padding:11px 15px; border-radius:10px; font-size:12px!important; font-weight:800!important; }
.tutor-academy__primary { background:#0284c7; color:#fff; border:1px solid #0284c7; }
.tutor-academy__secondary { background:#fff; color:#0369a1; border:1px solid #bfdbfe; }
.tutor-academy__primary:disabled,.tutor-academy__secondary:disabled { opacity:.5; cursor:not-allowed; }
.tutor-academy__footer-note { margin:20px 0 0; display:flex; gap:10px; align-items:flex-start; font-size:12px; color:#64748b; padding:12px 20px; }
.tutor-academy__footer-note svg { flex-shrink:0; color:#0284c7; margin-top:2px; }
.tutor-academy__footer-note p { margin:0; }
@media(max-width:960px) { .tutor-academy__workspace { grid-template-columns:1fr; } .tutor-academy__sidebar { position:static; } .tutor-academy__lesson-list { grid-template-columns:repeat(2,minmax(0,1fr)); } .tutor-academy__hero-orbit { opacity:.25; } }
@media(max-width:620px) { .tutor-academy__header-inner { padding:10px 14px; flex-wrap:wrap; } .tutor-academy__nav { width:100%; justify-content:space-between; gap:0; } .tutor-academy__nav button { padding:7px 6px; font-size:11px; } .tutor-academy__main { padding:15px 12px 30px; } .tutor-academy__hero { border-radius:18px; padding:27px 20px; } .tutor-academy__hero-meta { gap:9px; } .tutor-academy__hero-orbit { display:none; } .tutor-academy__progress { padding:16px; align-items:stretch; flex-direction:column; } .tutor-academy__progress-right { width:100%; align-items:flex-start; } .tutor-academy__lesson-list { grid-template-columns:1fr; } .tutor-academy__lesson { padding:18px; } .tutor-academy__evidence { padding:16px; } .tutor-academy__evidence-heading { flex-direction:column; } .tutor-academy__lesson-actions,.tutor-academy__lesson-actions > div { width:100%; } .tutor-academy__lesson-actions button { flex:1; } }
@media(prefers-reduced-motion:reduce) { .tutor-academy__meter span,.tutor-academy__lesson-link,.tutor-academy__option { transition:none; } }

/* Tutor Academy 2.0 — light editorial identity aligned with the EnglishSA shell.
   The original role gate, transcript evidence, quiz and progress model remain intact. */
.tutor-academy {
  --academy-ink:#143347;
  --academy-muted:#5b7080;
  --academy-border:#e3ebe7;
  --academy-paper:#f8faf8;
  background:var(--academy-paper);
  color:var(--academy-ink);
}
.tutor-academy__header { background:#fff; border-bottom:1px solid #e6edec; }
.tutor-academy__header-inner { max-width:1440px; min-height:60px; padding:9px 25px; }
.tutor-academy__brand { color:#17394a; font-size:15px; letter-spacing:-.025em; }
.tutor-academy__brand-mark { width:40px; height:40px; background:#e4f6f7; color:#008e9b; border:0; }
.tutor-academy__nav .tutor-academy__nav-active,.tutor-academy__nav button:hover { color:#087d86; background:#e0f5f4; }
.tutor-academy__main { max-width:1440px; padding:12px 24px 50px; }
.tutor-academy__breadcrumbs { display:flex; align-items:center; gap:12px; color:#647887; font-size:12px; margin:2px 0 12px; }
.tutor-academy__back { padding:0; color:#466376; }
.tutor-academy__hero {
  min-height:300px;
  padding:25px 32px 18px;
  border-radius:25px;
  color:#113c4e;
  flex-direction:column;
  align-items:stretch;
  justify-content:space-between;
  background:
    linear-gradient(90deg,rgba(255,252,238,.98) 0%,rgba(243,250,241,.97) 29%,rgba(227,248,246,.87) 48%,rgba(230,247,242,.16) 71%,rgba(219,242,231,.04) 100%),
    url('/images/tutor-academy/academy-hero-20261109.webp') center 47% / cover no-repeat;
  box-shadow:inset 0 0 0 1px rgba(205,226,220,.35);
}
.tutor-academy__hero-content { max-width:750px; width:68%; }
.tutor-academy__eyebrow {
  color:#075b67;
  background:linear-gradient(100deg,#eaf5d3,#d5f1e8);
  border-radius:999px;
  padding:8px 12px;
  letter-spacing:.095em;
  font-size:11px;
}
.tutor-academy__hero h1 { margin:12px 0 4px; color:#113c4e; font-size:clamp(27px,3vw,43px); line-height:1.17; letter-spacing:-.038em; font-weight:850; }
.tutor-academy__hero p { margin:0 0 17px; color:#425f70; font-size:15px; line-height:1.55; max-width:650px; }
.tutor-academy__hero-actions { display:flex; align-items:center; flex-wrap:wrap; gap:12px; }
.tutor-academy__hero-actions button { display:inline-flex; gap:10px; align-items:center; justify-content:center; border-radius:12px; min-height:42px; padding:10px 20px; font-weight:800; font-size:13px; box-shadow:0 2px 7px rgba(16,110,118,.08); }
.tutor-academy__hero-cta { background:linear-gradient(125deg,#078b91,#0c8f8b); color:#fff; border:1px solid #0a8e8e; }
.tutor-academy__hero-cta:hover,.tutor-academy__spotlight-action button:hover { filter:brightness(.94); }
.tutor-academy__hero-outline { background:rgba(255,255,255,.83); border:1px solid #a3c9c8; color:#18495b; }
.tutor-academy__hero-progress { position:relative; z-index:1; width:100%; display:flex; gap:12px; align-items:center; min-height:45px; border-radius:13px; background:rgba(255,255,255,.83); padding:10px 16px; color:#38586d; backdrop-filter:blur(10px); font-size:12px; }
.tutor-academy__hero-progress > strong { color:#113f54; font-size:15px; white-space:nowrap; }
.tutor-academy__hero-progress .tutor-academy__percent { color:#008a8d; font-size:20px; margin:0 7px; }
.tutor-academy__hero-progress .tutor-academy__meter { flex:1; width:auto; max-width:390px; height:9px; background:#e8eeec; }
.tutor-academy__meter span { background:linear-gradient(90deg,#09a1a4,#27beb7); }
.tutor-academy__hero-disclaimer { display:flex; align-items:center; gap:7px; padding-left:16px; border-left:1px solid #b9cac8; color:#526a79; flex:1.45; line-height:1.35; }
.tutor-academy__hero-disclaimer svg { flex:none; }
.tutor-academy__roadmap-title { display:flex; justify-content:space-between; align-items:flex-end; gap:16px; margin:21px 4px 15px; scroll-margin-top:90px; }
.tutor-academy__roadmap-title h2 { margin:0 0 2px; font-size:24px; font-weight:850; letter-spacing:-.04em; }
.tutor-academy__roadmap-title p { margin:0; color:#62788a; font-size:14px; }
.tutor-academy__roadmap-count { color:#0d8690; background:#e5f6f4; padding:7px 11px; border-radius:999px; font-size:10px; font-weight:850; letter-spacing:.1em; white-space:nowrap; }
.tutor-academy__workspace { grid-template-columns:minmax(0,1fr); gap:20px; }
.tutor-academy__sidebar { position:static; border:0; box-shadow:none; background:transparent; padding:0; }
.tutor-academy__lesson-list { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); align-items:stretch; gap:14px; }
.tutor-academy__lesson-list li { min-width:0; }
.tutor-academy__lesson-link {
  position:relative;
  display:block;
  height:100%;
  padding:6px 6px 43px;
  min-height:198px;
  border:1px solid #e6ece9;
  background:#fff;
  color:#183e50;
  border-radius:18px;
  overflow:hidden;
  text-align:left;
  box-shadow:0 5px 16px rgba(36,74,80,.07),0 1px 2px rgba(36,74,80,.06);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.tutor-academy__lesson-link:hover { transform:translateY(-3px); background:#fff; box-shadow:0 10px 24px rgba(22,112,113,.12); }
.tutor-academy__lesson-link.is-active { background:linear-gradient(155deg,#fff 65%,#e3f8f6); border:1.5px solid #24afb8; box-shadow:0 4px 17px rgba(29,164,170,.14); }
.tutor-academy__lesson-art { display:block; width:100%; height:112px; border-radius:12px; background-color:#e8f2ee; background-size:cover; background-position:center 37%; }
.tutor-academy__lesson-list li:nth-child(1) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-00.webp'); }
.tutor-academy__lesson-list li:nth-child(2) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-01.webp'); }
.tutor-academy__lesson-list li:nth-child(3) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-02.webp'); }
.tutor-academy__lesson-list li:nth-child(4) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-03.webp'); }
.tutor-academy__lesson-list li:nth-child(5) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-04.webp'); }
.tutor-academy__lesson-list li:nth-child(6) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-05.webp'); }
.tutor-academy__lesson-list li:nth-child(7) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-06.webp'); }
.tutor-academy__lesson-list li:nth-child(8) .tutor-academy__lesson-art { background-image:url('/images/tutor-academy/stage-07.webp'); }
.tutor-academy__step,.tutor-academy__lesson-link.is-active .tutor-academy__step { position:absolute; top:14px; left:14px; width:34px; height:32px; border-radius:11px; background:rgba(255,255,255,.9); color:#214b5b; box-shadow:0 2px 6px rgba(0,0,0,.06); }
.tutor-academy__step.is-done { background:#e0f8e8!important; color:#16823a!important; }
.tutor-academy__lesson-label { display:block; padding:9px 10px 0; }
.tutor-academy__lesson-label strong { color:#143347; font-size:14px; font-weight:850; min-height:20px; line-height:1.25; }
.tutor-academy__lesson-label small { display:flex; align-items:center; gap:5px; font-size:11px; color:#587187; margin-top:8px; }
.tutor-academy__card-status { position:absolute; bottom:12px; right:11px; display:inline-flex; gap:5px; align-items:center; padding:5px 9px; border-radius:999px; background:#f0f3f5; color:#617386; font-size:10px; white-space:nowrap; }
.tutor-academy__card-status.is-current { background:#d9f5f5; color:#007f91; font-weight:800; }
.tutor-academy__card-status.is-done { background:#e5f6e8; color:#1d7a38; font-weight:800; }
.tutor-academy__spotlight { display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,1.1fr) minmax(190px,.55fr); gap:24px; padding:15px; background:#fff; border:1px solid #e6ece9; box-shadow:0 7px 22px rgba(32,76,75,.045); border-radius:22px; }
.tutor-academy__spotlight-cover { border-radius:15px; min-height:205px; position:relative; overflow:hidden; display:flex; flex-direction:column; justify-content:space-between; padding:13px 17px; background:linear-gradient(0deg,rgba(11,34,39,.78),rgba(11,34,39,0) 62%),url('/images/tutor-academy/academy-hero-20261109.webp') 74% 54%/cover no-repeat; color:#fff; }
.tutor-academy__spotlight-label { align-self:flex-start; background:rgba(255,255,255,.88); color:#315d5d; border-radius:7px; padding:5px 8px; font-size:9px; font-weight:850; }
.tutor-academy__spotlight-cover strong { display:block; font-size:17px; }
.tutor-academy__spotlight-cover small { display:block; color:#e3eeee; margin-top:4px; font-size:12px; }
.tutor-academy__spotlight-guide { min-width:0; padding:12px 0; }
.tutor-academy__spotlight-guide h3 { font-size:17px; letter-spacing:-.025em; margin:7px 0 16px; }
.tutor-academy__spotlight-guide ol { list-style:none; padding:0; margin:0; display:grid; gap:13px; }
.tutor-academy__spotlight-guide li { display:flex; align-items:flex-start; gap:10px; color:#3a5669; font-size:12px; line-height:1.55; }
.tutor-academy__spotlight-guide li span { width:23px; height:23px; border-radius:50%; display:grid; place-items:center; flex:none; background:#d9f5f5; color:#07838b; font-weight:850; font-size:11px; }
.tutor-academy__spotlight-action { display:flex; flex-direction:column; justify-content:center; gap:17px; }
.tutor-academy__spotlight-action button { display:flex; align-items:center; justify-content:center; gap:8px; background:#078d91; color:#fff; border:0; border-radius:11px; padding:12px; font-size:12px; font-weight:800; }
.tutor-academy__spotlight-action p { margin:0; display:flex; gap:9px; align-items:flex-start; background:#fbf8ee; color:#627485; border-radius:12px; padding:12px; font-size:11px; line-height:1.55; }
.tutor-academy__spotlight-action svg { flex-shrink:0; }
.tutor-academy__lesson { scroll-margin-top:84px; padding:clamp(22px,3vw,38px); }
.tutor-academy__lesson-chip { color:#00868e; background:#e0f5f4; }
.tutor-academy__section-kicker,.tutor-academy__lesson h3 svg { color:#07858e; }
.tutor-academy__learning-goals { background:#effaf7; border-color:#d2efea; }
.tutor-academy__evidence { border-color:#d6ebe7; background:linear-gradient(120deg,#fff,#f5fbf8); }
.tutor-academy__evidence blockquote { background:#eaf7f5; border-left-color:#26b5ac; color:#214d5a; }
.tutor-academy__evidence-badge { background:#dff7f1; color:#077f7e; }
.tutor-academy__primary { background:#078d91; border-color:#078d91; }
.tutor-academy__secondary { color:#07818a; border-color:#aed9d7; }
.tutor-academy__option.is-selected { border-color:#2ca9ab; background:#ecfaf8; color:#076d76; box-shadow:0 0 0 1px #2ca9ab inset; }
.tutor-academy__practice-check input { accent-color:#078d91; }
@media(max-width:1100px) {
  .tutor-academy__lesson-list { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .tutor-academy__spotlight { grid-template-columns:minmax(0,1fr) minmax(0,1fr); }
  .tutor-academy__spotlight-action { grid-column:1/-1; flex-direction:row; align-items:center; }
  .tutor-academy__spotlight-action button { min-width:190px; }
  .tutor-academy__hero-disclaimer { flex:1; }
}
@media(max-width:720px) {
  .tutor-academy__main { padding:12px 14px 34px; }
  .tutor-academy__hero { min-height:0; padding:23px 18px 15px; background:linear-gradient(90deg,rgba(255,252,242,.96),rgba(235,251,247,.85)),url('/images/tutor-academy/academy-hero-20261109.webp') 70% 50%/cover; }
  .tutor-academy__hero-content { max-width:100%; width:100%; }
  .tutor-academy__hero h1 { font-size:clamp(27px,7vw,37px); }
  .tutor-academy__hero p { font-size:13px; }
  .tutor-academy__hero-progress { flex-wrap:wrap; gap:8px; margin-top:20px; }
  .tutor-academy__hero-progress .tutor-academy__meter { min-width:90px; }
  .tutor-academy__hero-disclaimer { flex-basis:100%; border-left:0; border-top:1px solid #e7efed; padding:8px 0 0; }
  .tutor-academy__roadmap-title { align-items:flex-start; flex-direction:column; }
  .tutor-academy__spotlight { grid-template-columns:1fr; gap:12px; }
  .tutor-academy__spotlight-cover { min-height:180px; }
  .tutor-academy__spotlight-action { grid-column:auto; flex-direction:column; align-items:stretch; }
}
@media(max-width:480px) {
  .tutor-academy__lesson-list { grid-template-columns:1fr; }
  .tutor-academy__lesson-art { height:155px; background-position:center 37%; }
  .tutor-academy__lesson-link { min-height:237px; }
  .tutor-academy__hero-actions { align-items:stretch; }
  .tutor-academy__hero-actions button { flex:1; padding:10px 12px; }
}
@media(prefers-reduced-motion:reduce) {
  .tutor-academy__lesson-link { transition:none; }
  .tutor-academy__lesson-link:hover { transform:none; }
}
.tsc-page {
  --tsc-teal: #0c898b;
  --tsc-navy: #173451;
  --tsc-border: #e4eae9;
  --tsc-muted: #6b7a8a;
  width: min(100%, 1480px);
  margin-inline: auto;
  padding: 30px clamp(16px, 2vw, 32px) 48px;
  color: var(--tsc-navy);
}
.tsc-page button, .tsc-page input, .tsc-page textarea, .tsc-page select { font: inherit; }
.tsc-page button { cursor: pointer; }
.tsc-page button:disabled { cursor: not-allowed; opacity: .52; }
.tsc-page button:focus-visible, .tsc-page a:focus-visible,
.tsc-page input:focus-visible, .tsc-page select:focus-visible,
.tsc-page textarea:focus-visible { outline: 3px solid #68d1ca; outline-offset: 2px; }
.tsc-hero {
  min-height: 210px;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 28px clamp(26px, 3vw, 44px);
  background: linear-gradient(90deg, #fcfaf5 0%, rgba(240,250,252,.97) 32%, rgba(239,249,250,.52) 60%, rgba(238,249,251,0) 100%),
    url('/media/tutor-calendar/tutor-schedule-hero.webp') right center / cover no-repeat;
  border: 1px solid #e5eeef;
}
.tsc-hero-copy { position: relative; max-width: 570px; z-index: 1; }
.tsc-eyebrow { color: #527486; font-size: .69rem; letter-spacing: .11em; font-weight: 800; }
.tsc-hero h1 { font-size: clamp(1.65rem, 2.5vw, 2.65rem); letter-spacing: -.035em; line-height: 1.1; margin: 10px 0 8px; font-weight: 850; }
.tsc-hero p { color: #4c6072; font-size: .96rem; line-height: 1.5; margin: 0 0 20px; max-width: 520px; }
.tsc-btn {
  min-height: 40px; padding: 9px 15px; border: 1px solid transparent; border-radius: 10px;
  font-weight: 700; font-size: .88rem; display: inline-flex; gap: 8px; align-items: center;
  justify-content: center; text-decoration: none; line-height: 1.3; transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
}
.tsc-btn:not(:disabled):hover { transform: translateY(-1px); }
.tsc-btn-primary { color: white; background: linear-gradient(135deg,#0d9090,#097c82); box-shadow: 0 5px 14px rgba(15,130,134,.14); }
.tsc-btn-primary:hover { color: white; background: #0b777d; }
.tsc-btn-outline { color: #174052; background: white; border-color: #cfdcde; }
.tsc-btn-outline:hover { background: #f2faf9; }
.tsc-btn-danger { background: #fff7f7; color: #a82f36; border-color: #f3d0d0; }
.tsc-btn-full { width: 100%; }
.tsc-kpis { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; margin: 14px 0; }
.tsc-kpi { display: flex; align-items: center; gap: 17px; border-radius: 17px; min-height: 95px; padding: 15px 18px; border: 1px solid var(--tsc-border); background: #fff; box-shadow: 0 2px 9px rgba(31,61,77,.04); }
.tsc-kpi-icon { width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center; flex: none; }
.tsc-kpi-icon.teal { background: #e7f7f5; color: #109395; }
.tsc-kpi-icon.gold { background: #fff5db; color: #c58a18; }
.tsc-kpi-icon.blue { background: #e8f3fd; color: #3685c2; }
.tsc-kpi div:last-child { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.tsc-kpi div span { color: #4b5e6e; font-size: .82rem; }
.tsc-kpi strong { font-size: 1.72rem; letter-spacing: -.03em; margin-top: 2px; }
.tsc-integration { display: flex; gap: 9px; align-items: center; flex-wrap: wrap; margin: 11px 0 17px; }
.tsc-pill { display: inline-flex; align-items: center; gap: 6px; font-size: .73rem; line-height: 1.2; border-radius: 100px; padding: 7px 10px; font-weight: 650; max-width: 100%; }
.tsc-pill.success { background: #e8f8ed; color: #157746; }
.tsc-pill.warning { background: #fff4df; color: #966000; }
.tsc-pill.muted { background: #f0f3f6; color: #58677a; }
.tsc-text-button { display: inline-flex; gap: 5px; align-items: center; padding: 6px 8px; border: none; background: none; color: #097e83; font-size: .79rem; font-weight: 700; }
.tsc-text-button:hover { text-decoration: underline; }
.tsc-refresh { margin-left: auto; }
.tsc-alert { display: flex; align-items: center; gap: 10px; border: 1px solid #e3e9ef; padding: 12px 15px; border-radius: 12px; font-size: .86rem; line-height: 1.5; margin: 12px 0; background: #eef6fb; color: #1c526f; }
.tsc-alert.error { background: #fff5f4; border-color: #f0ceca; color: #9b3030; }
.tsc-alert.success { background: #e9f8ef; border-color: #bbe8cd; color: #18683e; }
.tsc-alert.info { background: #edf8fb; border-color: #d2eaf0; }
.tsc-alert span { flex: 1; }
.tsc-alert button { border: none; background: transparent; color: inherit; font-weight: 700; display: inline-flex; align-items: center; gap: 5px; }
.tsc-calendar-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,345px); gap: 14px; align-items: start; }
.tsc-calendar-layout.detail-hidden { grid-template-columns: minmax(0,1fr); }
.tsc-calendar-card, .tsc-detail { background: #fff; border: 1px solid var(--tsc-border); border-radius: 18px; box-shadow: 0 4px 15px rgba(25,57,73,.035); min-width: 0; }
.tsc-calendar-card { overflow: hidden; }
.tsc-toolbar { padding: 16px; display: flex; justify-content: space-between; align-items: center; gap: 12px; border-bottom: 1px solid #e9eff1; flex-wrap: wrap; }
.tsc-period { display: flex; gap: 6px; align-items: center; white-space: nowrap; }
.tsc-period > svg { color: #617486; }
.tsc-period strong { font-size: .86rem; margin: 0 3px; }
.tsc-period button { display: inline-grid; place-items: center; width: 30px; height: 33px; color: #607180; border: 1px solid #dbe4e7; background: white; border-radius: 8px; }
.tsc-period .tsc-today { width: auto; padding: 0 10px; font-weight: 650; font-size: .78rem; color: #1b3e54; }
.tsc-toolbar-options { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.tsc-filter { display: inline-flex; gap: 5px; align-items: center; padding: 6px 9px; border: 1px solid #e1e8eb; border-radius: 9px; }
.tsc-filter svg { color: #7a8a95; flex: none; }
.tsc-filter select { max-width: 140px; border: 0; outline: none; font-size: .78rem; background: transparent; color: #27475a; }
.tsc-view-switch { display: inline-flex; background: #f0f4f5; border: 1px solid #e2e9ea; border-radius: 9px; padding: 2px; }
.tsc-view-switch button { border: 0; border-radius: 7px; background: transparent; padding: 6px 10px; color: #536575; font-size: .8rem; }
.tsc-view-switch button.active { background: var(--tsc-teal); color: white; box-shadow: 0 2px 7px rgba(0,113,114,.17); }
.tsc-timetable-scroll { overflow: auto; max-height: min(72vh, 720px); scrollbar-color: #c7dbdf #fff; }
.tsc-timetable { display: grid; width: 100%; min-width: 600px; align-items: start; }
.tsc-timetable.is-day { min-width: 320px; }
.tsc-timetable-corner, .tsc-day-head { position: sticky; top: 0; z-index: 2; height: 54px; border: none; border-bottom: 1px solid #dfe8eb; background: #fff; }
.tsc-timetable-corner { color: #7d8993; display: grid; place-items: center; font-size: .65rem; }
.tsc-day-head { display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1.2; gap: 3px; border-left: 1px solid #edf1f3; color: #334a5f; font-size: .75rem; }
.tsc-day-head strong { font-size: .93rem; }
.tsc-day-head.is-today { color: #087e80; background: #e5f7f6; }
.tsc-time-rail { grid-column: 1; position: relative; border-right: 1px solid #dce5e9; background: #fff; }
.tsc-time-rail span { position: absolute; left: 4px; font-size: .68rem; color: #768592; line-height: 1; }
.tsc-time-column { position: relative; border-right: 1px solid #e9eef1; background-image: repeating-linear-gradient(to bottom,#fff 0,#fff 65px,#eaf0f2 65px,#eaf0f2 66px); }
.tsc-time-column.is-today { background-image: repeating-linear-gradient(to bottom,#f0faf9 0,#f0faf9 65px,#deefef 65px,#deefef 66px); }
.tsc-calendar-event { position: absolute; left: 3px; right: 3px; z-index: 1; overflow: hidden; display: flex; flex-direction: column; align-items: start; justify-content: start; gap: 3px; text-align: left; padding: 7px 6px; border: 1px solid #bde5e5; border-left: 3px solid #09979b; background: #dff5f4; color: #0a5056; border-radius: 7px; transition: filter .18s, transform .18s; }
.tsc-calendar-event:hover { filter: brightness(.97); transform: translateY(-1px); z-index: 3; }
.tsc-calendar-event.is-selected { background: #078a8b; border-color: #078a8b; color: white; z-index: 4; box-shadow: 0 3px 11px rgba(5,112,116,.23); }
.tsc-calendar-event.is-cancelled { opacity: .44; text-decoration: line-through; }
.tsc-calendar-event.tsc-color-1 { border-color: #c8dcfc; border-left-color: #4d86d5; background: #e5f1fe; color: #1d4e78; }
.tsc-calendar-event.tsc-color-2 { border-color: #e0d3fb; border-left-color: #9060ce; background: #f2ebff; color: #62438d; }
.tsc-calendar-event.tsc-color-3 { border-color: #ffe3ca; border-left-color: #e6a331; background: #fff3df; color: #865719; }
.tsc-calendar-event.tsc-color-4 { border-color: #d5ebdc; border-left-color: #44a77a; background: #e8f7ec; color: #276844; }
.tsc-calendar-event.is-selected { background: #078a8b; color: #fff; }
.tsc-event-title { font-weight: 750; font-size: .69rem; line-height: 1.15; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.tsc-event-time { display: inline-flex; align-items: center; gap: 3px; font-size: .64rem; white-space: nowrap; }
.tsc-calendar-footer { padding: 12px 17px; display: flex; justify-content: space-between; gap: 8px; color: #72828d; font-size: .73rem; border-top: 1px solid #edf1f3; }
.tsc-calendar-footer button { background: none; border: none; color: #087e80; font-weight: 700; }
.tsc-month-head { display: grid; grid-template-columns: repeat(7,1fr); color: #5e7080; font-size: .75rem; background: #f7fafb; }
.tsc-month-head span { text-align: center; padding: 12px 0; }
.tsc-month-grid { display: grid; grid-template-columns: repeat(7,minmax(0,1fr)); }
.tsc-month-cell { display: flex; flex-direction: column; align-items: stretch; min-height: 110px; border: 0; border-top: 1px solid #edf1f3; border-right: 1px solid #edf1f3; padding: 6px; background: white; text-align: left; }
.tsc-month-cell.is-other-month { background: #fafcfc; color: #aab4bb; }
.tsc-month-cell.is-today { background: #edf8f7; }
.tsc-month-cell:hover { background: #f1fbfa; }
.tsc-month-day { align-self: start; font-weight: 750; font-size: .77rem; padding: 2px 4px; }
.tsc-month-events { display: flex; flex-direction: column; gap: 3px; width: 100%; }
.tsc-month-event { background: #e6f5f2; color: #23615f; border-radius: 4px; padding: 3px 4px; font-size: .61rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tsc-month-event.is-cancelled { opacity: .5; text-decoration: line-through; }
.tsc-month-dot { display: inline-block; border-radius: 50%; width: 5px; height: 5px; background: #0b9c92; }
.tsc-month-more { font-size: .6rem; color: #427485; }
.tsc-mobile-agenda { display: none; }
.tsc-detail { padding: 18px; position: sticky; top: 84px; max-height: calc(100vh - 100px); overflow: auto; }
.tsc-detail-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; gap: 10px; }
.tsc-detail-head h2 { font-size: 1.05rem; font-weight: 800; }
.tsc-detail-head button, .tsc-modal-head button { display: grid; place-items: center; background: none; border: 0; color: #526575; padding: 2px; }
.tsc-session-status { display: inline-block; margin: 1px 0 7px; border-radius: 6px; padding: 4px 9px; background: #dfedfe; color: #2063a0; font-size: .72rem; text-transform: uppercase; font-weight: 800; }
.tsc-session-status.live, .tsc-session-status.soon { background: #def7ed; color: #117b5c; }
.tsc-session-status.completed { background: #eef2f5; color: #536777; }
.tsc-session-status.cancelled { background: #fee9e7; color: #a13434; }
.tsc-detail h3 { font-size: 1.28rem; line-height: 1.22; letter-spacing: -.02em; margin: 1px 0 12px; }
.tsc-detail-time { display: flex; align-items: center; gap: 9px; margin: 7px 0; color: #43586b; font-size: .81rem; }
.tsc-class-chip { display: flex; align-items: center; gap: 9px; margin: 14px 0; font-size: .82rem; }
.tsc-class-chip span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #dcf4f2; color: #0b797b; font-weight: 800; font-size: .75rem; }
.tsc-detail > .tsc-btn-full { margin: 5px 0; }
.tsc-detail-badges { display: flex; flex-wrap: wrap; gap: 6px; margin: 13px 0; }
.tsc-detail-badges .tsc-pill { font-size: .67rem; }
.tsc-no-meet { background: #fff8e8; color: #986910; border: 1px solid #f5e7c5; border-radius: 9px; padding: 10px; font-size: .8rem; display: flex; gap: 8px; align-items: center; }
.tsc-meet-entry { display: grid; gap: 6px; margin-top: 10px; font-size: .79rem; }
.tsc-meet-entry label { font-weight: 750; }
.tsc-meet-entry input, .tsc-recording input[type=url] { border: 1px solid #d8e2e5; padding: 9px 11px; border-radius: 9px; width: 100%; min-width: 0; }
.tsc-detail-warning { color: #956017; font-size: .77rem; line-height: 1.4; }
.tsc-detail-divider { border-top: 1px solid #e6ecee; margin: 16px 0 13px; }
.tsc-detail h4 { font-size: .9rem; margin: 0 0 10px; }
.tsc-check { display: flex; align-items: start; gap: 9px; color: #445567; font-size: .81rem; line-height: 1.4; margin: 8px 0; cursor: pointer; }
.tsc-check input { accent-color: #0b9294; margin-top: 3px; width: 15px; height: 15px; flex: none; }
.tsc-small-note { color: #82919b; font-size: .69rem; line-height: 1.45; margin: 5px 0 10px; }
.tsc-notes { padding: 10px; border: 1px solid #e0ebed; background: #f8fcfc; border-radius: 9px; font-size: .78rem; }
.tsc-notes p { color: #587081; white-space: pre-wrap; margin-top: 3px; }
.tsc-detail-actions { display: flex; gap: 7px; flex-wrap: wrap; }
.tsc-detail-actions .tsc-btn { flex: 1; font-size: .77rem; }
.tsc-reminder { display: flex; align-items: start; gap: 7px; border-radius: 9px; background: #e8f3ff; color: #346b8f; padding: 11px; font-size: .76rem; margin-top: 16px; line-height: 1.4; }
.tsc-reminder svg { flex: none; }
.tsc-recording { display: grid; gap: 7px; border-top: 1px solid #edf1f3; margin-top: 15px; padding-top: 14px; }
.tsc-recording h4 { display: flex; align-items: center; gap: 6px; }
.tsc-recording-status { font-size: .75rem; color: #527080; padding: 8px; background: #f5f8fa; border-radius: 7px; margin-top: 12px; }
.tsc-detail.is-closed { display: none; }
.tsc-detail-empty { padding: 25px 4px; text-align: center; font-size: .83rem; color: #637788; }
.tsc-empty-art { width: 66px; height: 66px; border-radius: 17px; background: #f1f5f7; color: #8aa0ae; display: grid; place-items: center; margin: 0 auto 14px; }
.tsc-loading, .tsc-empty { text-align: center; padding: 85px 24px; color: #768797; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.tsc-empty h2 { font-size: 1.1rem; color: #28495e; }
.tsc-empty p { font-size: .84rem; }
.tsc-spin { animation: tsc-rotate 1s linear infinite; }
@keyframes tsc-rotate { to { transform: rotate(360deg); } }
.tsc-modal-backdrop { position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center; padding: 16px; background: rgba(18,40,58,.48); backdrop-filter: blur(3px); overflow-y: auto; }
.tsc-modal { width: min(100%,590px); max-height: 94vh; overflow-y: auto; border-radius: 18px; border: 1px solid #e2eced; background: #fff; box-shadow: 0 24px 70px rgba(10,33,50,.22); }
.tsc-modal-head { padding: 22px 26px 16px; display: flex; justify-content: space-between; gap: 20px; border-bottom: 1px solid #edf1f2; }
.tsc-modal-head h2 { font-size: 1.4rem; font-weight: 800; margin: 5px 0; }
.tsc-modal-head p { font-size: .8rem; color: #6e8190; line-height: 1.5; }
.tsc-form { padding: 21px 26px 25px; display: grid; gap: 15px; }
.tsc-field { display: grid; gap: 6px; color: #28465a; font-weight: 700; font-size: .82rem; }
.tsc-field span { color: #c24141; }
.tsc-field small { display: inline; font-size: .75rem; color: #7c909b; font-weight: 500; }
.tsc-field input, .tsc-field select, .tsc-field textarea { min-width: 0; width: 100%; border: 1px solid #d6e1e4; border-radius: 9px; background: #fff; padding: 10px 11px; color: #273e52; font-size: .88rem; font-weight: 500; line-height: 1.4; }
.tsc-field textarea { resize: vertical; }
.tsc-form-row { display: grid; grid-template-columns: 1.45fr 1fr; gap: 14px; }
.tsc-form-hint { display: flex; align-items: start; gap: 7px; font-size: .73rem; color: #6e8290; line-height: 1.4; margin-top: -8px; }
.tsc-form-hint svg { flex: none; }
.tsc-form-actions { display: flex; justify-content: end; gap: 9px; border-top: 1px solid #edf1f3; padding-top: 18px; }
.tsc-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
@media (max-width: 1280px) {
  .tsc-calendar-layout { grid-template-columns: minmax(0,1fr) minmax(270px,320px); }
  .tsc-toolbar { gap: 8px; }
  .tsc-kpi { gap: 10px; padding: 13px; }
  .tsc-kpi-icon { width: 44px; height: 44px; }
}
@media (max-width: 1050px) {
  .tsc-calendar-layout { grid-template-columns: 1fr; }
  .tsc-detail { position: static; max-height: none; }
  .tsc-hero { background-position: 65% center; }
}
@media (max-width: 720px) {
  .tsc-page { padding: 14px 12px 28px; }
  .tsc-hero { padding: 23px 18px; min-height: 204px; background: linear-gradient(90deg,rgba(250,251,250,.97),rgba(237,249,250,.85)), url('/media/tutor-calendar/tutor-schedule-hero.webp') right center / cover; }
  .tsc-hero-copy { max-width: 100%; }
  .tsc-hero p { max-width: 330px; font-size: .85rem; }
  .tsc-kpis { gap: 7px; grid-template-columns: repeat(3,minmax(0,1fr)); }
  .tsc-kpi { display: block; min-height: 102px; text-align: center; padding: 9px 5px; }
  .tsc-kpi-icon { width: 32px; height: 32px; border-radius: 9px; margin: 0 auto 6px; }
  .tsc-kpi-icon svg { width: 18px; height: 18px; }
  .tsc-kpi div span { font-size: .63rem; line-height: 1.1; min-height: 25px; }
  .tsc-kpi strong { font-size: 1.26rem; }
  .tsc-integration { margin-top: 10px; }
  .tsc-toolbar { padding: 12px; }
  .tsc-toolbar-options { width: 100%; justify-content: space-between; }
  .tsc-timetable-scroll { display: none; }
  .tsc-mobile-agenda { display: block; padding: 12px; }
  .tsc-agenda-day { border-bottom: 1px solid #e8eff0; padding: 11px 0; }
  .tsc-agenda-day h3 { font-size: .86rem; color: #3a5668; text-transform: capitalize; }
  .tsc-agenda-day > p { color: #94a4ae; padding: 9px 0; font-size: .75rem; }
  .tsc-agenda-event { display: flex; gap: 10px; width: 100%; align-items: start; text-align: left; padding: 11px; border-radius: 9px; border: 1px solid #d1e5e4; background: #edf8f6; color: #1d6871; margin-top: 6px; }
  .tsc-agenda-event span { display: flex; flex-direction: column; }
  .tsc-agenda-event small { font-size: .72rem; color: #608185; }
  .tsc-month-cell { min-height: 67px; padding: 3px; }
  .tsc-month-event { font-size: .5rem; white-space: normal; max-height: 27px; }
  .tsc-month-more { display: none; }
  .tsc-form-row { grid-template-columns: 1fr; gap: 13px; }
  .tsc-modal-head, .tsc-form { padding-inline: 17px; }
}
@media (prefers-reduced-motion: reduce) { .tsc-btn, .tsc-calendar-event { transition: none; } .tsc-spin { animation: none; } }
/* Shared IELTS Writing palette and primitives. Kept separate from the workspace layout. */
:root {
  --writing-brand: #0ea5e9;
  --writing-accent: #0284c7;
  --writing-highlight: #38bdf8;
  --writing-paper: #f0f9ff;
  --writing-bg: #f8fafc;
  --writing-ink: #0f172a;
  --writing-muted: #64748b;
  --writing-border: #e2e8f0;
  --writing-surface: #ffffff;
  --writing-radius-sm: 8px;
  --writing-radius-md: 12px;
  --writing-radius-lg: 18px;
  --writing-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
  --writing-font-ui: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --writing-font-editorial: Merriweather, Georgia, serif;
}

.writing-ui-card {
  background: var(--writing-surface);
  border: 1px solid var(--writing-border);
  border-radius: var(--writing-radius-md);
  box-shadow: var(--writing-shadow-soft);
}

.writing-ui-eyebrow {
  color: var(--writing-muted);
  font: 700 0.6875rem/1.3 var(--writing-font-ui);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.writing-ui-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid #bae6fd;
  border-radius: 999px;
  background: var(--writing-paper);
  color: #075985;
  font: 700 0.75rem/1.2 var(--writing-font-ui);
}

.writing-ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.55rem 0.875rem;
  border: 1px solid transparent;
  border-radius: var(--writing-radius-sm);
  background: var(--writing-brand);
  color: #fff;
  cursor: pointer;
  font: 700 0.875rem/1.2 var(--writing-font-ui);
  transition: background 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.writing-ui-button:hover {
  background: var(--writing-accent);
  box-shadow: 0 5px 14px rgba(14, 165, 233, 0.2);
}

.writing-ui-button:active {
  transform: translateY(1px);
}

.writing-ui-button:focus-visible,
.writing-context-nav__item:focus-visible {
  outline: 2px solid var(--writing-accent);
  outline-offset: 2px;
}

.writing-context-nav {
  display: flex;
  width: 15rem;
  min-width: 13.5rem;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1rem 0.75rem;
  border-right: 1px solid var(--writing-border);
  background: var(--writing-surface);
  font-family: var(--writing-font-ui);
}

.writing-context-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.15rem 0.35rem 0.75rem;
  border-bottom: 1px solid var(--writing-border);
}

.writing-context-nav__mark {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, var(--writing-brand), var(--writing-accent));
  color: white;
}

.writing-context-nav__title {
  color: var(--writing-ink);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.2;
}

.writing-context-nav__subtitle {
  margin-top: 0.2rem;
  color: var(--writing-muted);
  font-size: 0.7rem;
  font-weight: 600;
}

.writing-context-nav__group {
  display: grid;
  gap: 0.25rem;
}

.writing-context-nav__group-label {
  padding: 0 0.65rem 0.35rem;
  color: #94a3b8;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.writing-context-nav__item {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.7rem;
  border: 0;
  border-radius: 0.65rem;
  background: transparent;
  color: #475569;
  cursor: pointer;
  font: 650 0.82rem/1.25 var(--writing-font-ui);
  text-align: left;
  transition: background 150ms ease, color 150ms ease;
}

.writing-context-nav__item:hover {
  background: #f8fafc;
  color: var(--writing-accent);
}

.writing-context-nav__item[aria-current='page'] {
  background: var(--writing-paper);
  color: #0369a1;
  box-shadow: inset 3px 0 0 var(--writing-brand);
}

.writing-context-nav__icon {
  flex: 0 0 auto;
}

.writing-context-nav__count {
  margin-left: auto;
  color: #94a3b8;
  font-size: 0.7rem;
  font-weight: 700;
}

@media (max-width: 760px) {
  .writing-context-nav {
    width: 100%;
    min-width: 0;
    gap: 0.55rem;
    padding: 0.6rem;
    border-right: 0;
    border-bottom: 1px solid var(--writing-border);
  }

  .writing-context-nav__brand,
  .writing-context-nav__group-label {
    display: none;
  }

  .writing-context-nav__group {
    display: flex;
    gap: 0.35rem;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .writing-context-nav__item {
    width: auto;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .writing-context-nav__item[aria-current='page'] {
    box-shadow: inset 0 -2px 0 var(--writing-brand);
  }
}

.global-learning-sidebar {
  --learning-ink: var(--writing-ink, #0f172a);
  --learning-blue: var(--writing-accent, #0284c7);
  --learning-border: var(--writing-border, #e2e8f0);
  display: flex;
  width: 15rem;
  min-width: 15rem;
  min-height: 100%;
  flex-direction: column;
  padding: 1rem 0.8rem 0.8rem;
  border-right: 1px solid var(--learning-border);
  background: #fff;
  color: var(--learning-ink);
  font-family: var(--writing-font-ui, Inter, system-ui, sans-serif);
}

.global-learning-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.2rem 0.35rem 1.1rem;
  border-bottom: 1px solid #edf1f4;
  color: var(--learning-ink);
  font-size: 0.88rem;
  font-weight: 850;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.global-learning-sidebar__brand small {
  display: block;
  margin-top: 0.15rem;
  color: #94a3b8;
  font-size: 0.57rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.global-learning-sidebar__mark {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 11px;
  background: var(--writing-paper, #f0f9ff);
  color: var(--learning-blue);
}

.global-learning-sidebar__section-label {
  padding: 1.25rem 0.6rem 0.5rem;
  color: #94a3b8;
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.global-learning-sidebar__nav { display: grid; gap: 0.2rem; }

.global-learning-sidebar__link {
  display: flex;
  min-height: 40px;
  align-items: center;
  gap: 0.7rem;
  padding: 0.55rem 0.65rem;
  border-radius: 9px;
  color: #475569;
  font-size: 0.77rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 140ms ease, background 140ms ease;
}

.global-learning-sidebar__link svg { flex: 0 0 auto; color: #94a3b8; }
.global-learning-sidebar__link:hover { background: #f8fafc; color: var(--learning-blue); }
.global-learning-sidebar__link:hover svg { color: var(--learning-blue); }
.global-learning-sidebar__link[aria-current='page'] { background: var(--writing-paper, #f0f9ff); color: #0369a1; font-weight: 800; box-shadow: inset 3px 0 0 var(--writing-brand, #0ea5e9); }
.global-learning-sidebar__link[aria-current='page'] svg { color: #0284c7; }
.global-learning-sidebar__link:focus-visible,.global-learning-sidebar__brand:focus-visible { outline: 2px solid var(--learning-blue); outline-offset: 2px; }

.global-learning-sidebar__footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding: 0.85rem 0.55rem 0.25rem;
  border-top: 1px solid #edf1f4;
  color: #64748b;
  font-size: 0.65rem;
  font-weight: 650;
}

.global-learning-sidebar__status-dot { width: 7px; height: 7px; border-radius: 50%; background: #10b981; }

@media (max-width: 760px) {
  .global-learning-sidebar {
    width: 100%;
    min-width: 0;
    min-height: 0;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    overflow-x: auto;
    padding: 0.45rem 0.6rem;
    border-right: 0;
    border-bottom: 1px solid var(--learning-border);
  }
  .global-learning-sidebar__brand { padding: 0 0.45rem 0 0; border: 0; }
  .global-learning-sidebar__brand span:last-child,
  .global-learning-sidebar__section-label,
  .global-learning-sidebar__footer { display: none; }
  .global-learning-sidebar__mark { width: 34px; height: 34px; }
  .global-learning-sidebar__nav { display: flex; flex: 1; gap: 0.25rem; }
  .global-learning-sidebar__link { flex: 0 0 auto; min-height: 36px; white-space: nowrap; }
  .global-learning-sidebar__link[aria-current='page'] { box-shadow: inset 0 -2px 0 var(--writing-brand, #0ea5e9); }
}

@media (prefers-reduced-motion: reduce) {
  .global-learning-sidebar * { transition-duration: 0.01ms !important; }
}
.app-layout--sidebar:has(.route-subnav){grid-template-columns:var(--route-nav-width,232px) minmax(0,1fr)!important}.global-learning-sidebar:has(.route-subnav){width:100%;min-width:0}
.route-subnav{position:relative;border-top:1px solid #dce8e0;padding-top:15px;margin:16px 0;color:#244657}.route-subnav header{display:flex;align-items:center;gap:6px;font-size:12px}.route-subnav header strong{flex:1}.route-subnav header button{border:0;background:none;color:#517679;cursor:pointer;padding:5px;display:grid;place-items:center}.route-subnav-search{display:flex;align-items:center;gap:6px;padding:8px;background:#fff;border:1px solid #dfebe3;border-radius:9px;margin:12px 0}.route-subnav-search input{border:0;background:none;min-width:0;width:100%;font:inherit;font-size:11px;color:#365d65;outline:none}.route-subnav-search:focus-within{outline:2px solid #268b8d}.route-subnav nav{display:grid;gap:4px;max-height:42dvh;overflow-y:auto;scrollbar-width:thin}.route-subnav nav button{display:flex;align-items:center;gap:9px;padding:9px 8px;min-height:35px;background:none;border:0;border-radius:9px;text-align:left;font:inherit;font-size:12px;color:#587477;cursor:pointer}.route-subnav nav button strong{font-weight:550;overflow-wrap:anywhere}.route-subnav nav button span{font-size:10px;color:#79968d;flex:none}.route-subnav nav button[aria-current]{background:#dcefe7;color:#167d83}.route-subnav p{font-size:11px;color:#758a83}.route-subnav-resize{position:absolute;right:-14px;top:0;bottom:0;width:9px;cursor:col-resize;touch-action:none}.route-subnav-resize:hover,.route-subnav-resize:focus-visible{background:#167d8325;outline:2px solid #167d83}
.global-learning-sidebar:has(.route-subnav[data-mode=compact]) .global-learning-sidebar__brand strong,.global-learning-sidebar:has(.route-subnav[data-mode=compact]) .global-learning-sidebar__link span,.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__brand strong{display:none}.global-learning-sidebar:has(.route-subnav[data-mode=compact]) .global-learning-sidebar__link{justify-content:center}.route-subnav[data-mode=compact] header>svg,.route-subnav[data-mode=hidden] header>svg{display:none}.route-subnav[data-mode=compact] nav button{justify-content:center}.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__nav,.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .club-course-nav,.global-learning-sidebar:has(.route-subnav[data-mode=compact]) .club-course-nav{display:none}.global-learning-sidebar:has(.route-subnav[data-mode=hidden]){padding-left:5px;padding-right:5px}
@media(max-width:767px){.route-subnav nav{max-height:180px}.route-subnav-resize{display:none}.route-subnav{margin:12px 0}.route-subnav[data-mode=compact] nav{display:flex;overflow-x:auto}.route-subnav[data-mode=compact] nav button{flex:none}.global-learning-sidebar:has(.route-subnav[data-mode=hidden]){padding:12px 16px}}
@media(prefers-reduced-motion:reduce){.route-subnav *{transition:none!important;animation:none!important}}
.app-layout:has(.route-subnav) .writing-context-nav{display:none}.app-layout:has(.route-subnav) .writing-workspace-shell{display:block}

/* Writing Experience 2.0: a discoverable reopen control and usable icon rail. */
.route-subnav header{gap:3px;flex-wrap:wrap}
.route-subnav header button{border:1px solid transparent!important;border-radius:9px!important;padding:6px!important;min-height:33px;display:inline-flex!important;align-items:center;gap:4px}
.route-subnav header button:hover,.route-subnav header button:focus-visible{background:#eaf7f3!important;border-color:#cbe6da!important;outline:2px solid #147d79;outline-offset:1px}
.route-subnav-control-label{font-size:10px;font-weight:700}
.route-subnav[data-mode=compact] .route-subnav-control-label{display:none}
.route-subnav[data-mode=hidden]{border:0;padding:0;margin:0;min-height:0}
.route-subnav-reopen{position:fixed;left:calc(var(--route-nav-width,76px) + 10px);top:95px;z-index:60;display:inline-flex;gap:8px;align-items:center;border:1px solid #b4dcd1;border-radius:0 12px 12px 0;min-height:44px;padding:10px 14px;background:#f3fbf8;box-shadow:0 8px 26px #0a71601f;color:#086b67;font:700 12px/1.2 Inter,system-ui,sans-serif;cursor:pointer}
.route-subnav-reopen:hover,.route-subnav-reopen:focus-visible{background:#dff5ee;outline:2px solid #0f8077;outline-offset:2px}
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__nav{display:grid!important;gap:5px}
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__link span{display:none}
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__link{justify-content:center;padding:8px 2px}
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__footer,
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]) .global-learning-sidebar__section-label{display:none}
.global-learning-sidebar:has(.route-subnav[data-mode=compact]) .global-learning-sidebar__section-label{display:none}
@media(max-width:767px){.app-layout--sidebar:has(.route-subnav){grid-template-columns:minmax(0,1fr)!important}
.route-subnav-reopen{left:14px;top:auto;bottom:20px;border-radius:30px;min-height:46px;box-shadow:0 9px 28px #0a716034}
.route-subnav[data-mode=wide]{position:fixed;bottom:12px;left:12px;right:12px;z-index:70;width:auto;max-height:min(65dvh,500px);overflow:auto;padding:16px;background:#fff;border:1px solid #cfe8df;box-shadow:0 16px 45px #082f2d38;border-radius:18px}
.route-subnav[data-mode=wide] nav{max-height:37dvh}
.route-subnav[data-mode=compact]{display:none}}

/* The sidebar must shrink with the grid track, avoiding a hidden 232px layer covering the reading surface. */
.global-learning-sidebar:has(.route-subnav){width:var(--route-nav-width,232px)!important;min-width:0!important;max-width:var(--route-nav-width,232px)!important;box-sizing:border-box!important}
.global-learning-sidebar:has(.route-subnav[data-mode=hidden]){overflow:visible!important}
@media(max-width:767px){.global-learning-sidebar:has(.route-subnav){width:auto!important;max-width:none!important}}

/* Override the preexisting fixed-width global rail, whose 232px box otherwise overlaps the reading toolbar. */
.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=hidden]),
.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=compact]){width:76px!important;min-width:76px!important;max-width:76px!important;flex-basis:76px!important}
.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=wide]){width:var(--route-nav-width,232px)!important;min-width:var(--route-nav-width,232px)!important;max-width:var(--route-nav-width,232px)!important}
.route-subnav[data-mode=hidden]{min-height:52px!important;height:52px!important;display:flex!important;justify-content:center;align-items:center;width:100%;overflow:visible}
.route-subnav[data-mode=hidden] .route-subnav-reopen{position:relative!important;left:auto!important;top:auto!important;bottom:auto!important;z-index:5;width:52px;min-width:52px;min-height:44px;justify-content:center;border-radius:12px;padding:10px}
.route-subnav[data-mode=hidden] .route-subnav-reopen span{display:none}
@media(max-width:767px){.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=hidden]),.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=compact]),.app-layout.app-layout--sidebar>.global-learning-sidebar:has(.route-subnav[data-mode=wide]){width:auto!important;max-width:none!important;min-width:0!important;flex-basis:auto!important}.route-subnav[data-mode=hidden] .route-subnav-reopen{width:auto;min-width:52px}.route-subnav[data-mode=hidden] .route-subnav-reopen span{display:inline}}
.selection-actions{position:fixed;z-index:120;display:flex;align-items:center;gap:5px;transform:translateX(-50%);padding:6px;border:1px solid #dfe8e4;border-radius:12px;background:#fff;box-shadow:0 8px 28px #172b4d24;color:#193449;white-space:nowrap}.selection-actions button{display:flex;align-items:center;justify-content:center;gap:6px;min-height:32px;padding:0 9px;border:0;border-radius:8px;background:#eff7f3;color:#176f70;font:650 11px/1 inherit;cursor:pointer}.selection-actions button:hover{background:#dcefe8}.selection-actions__divider{width:1px;height:22px;background:#e2e9e6}.selection-actions .selection-actions__color{width:32px;padding:0}.selection-actions__color--yellow{background:#fff4bc}.selection-actions__color--mint{background:#c9f0d3}.selection-actions__color--rose{background:#ffd9df}.selection-actions__status{position:fixed;right:20px;bottom:76px;z-index:120;max-width:min(360px,calc(100vw - 40px));padding:11px 14px;border:1px solid #dce8df;border-radius:11px;background:white;color:#245d58;font-size:12px;box-shadow:0 6px 24px #172b4d1b}
::highlight(engta-highlight-yellow){background:#ffe98b;color:inherit}::highlight(engta-highlight-mint){background:#b7ebc5;color:inherit}::highlight(engta-highlight-rose){background:#ffc6d0;color:inherit}
@media(prefers-reduced-motion:reduce){.selection-actions *{scroll-behavior:auto!important;transition:none!important}}
.study-notes-page{width:min(1160px,calc(100% - 48px));margin:0 auto;padding:26px 0 70px;color:#172b4d}.study-notes-hero{padding:34px 38px;border:1px solid #dce9e4;border-radius:24px;background:linear-gradient(120deg,#eaf5ef,#fff8e9);box-shadow:0 10px 30px #19344908}.study-notes-hero>span{color:#167d83;font-size:10px;font-weight:800;letter-spacing:1.4px}.study-notes-hero h1{margin:9px 0;font-size:clamp(28px,4vw,42px);letter-spacing:-1.4px}.study-notes-hero p{max-width:650px;color:#607086;line-height:1.7;font-size:14px}.study-notes-hero__metrics{display:flex;gap:24px;margin-top:20px}.study-notes-hero__metrics strong{font-size:22px;color:#167d83}.study-notes-hero__metrics small{font-size:11px;font-weight:600;color:#607086}.study-notes-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:24px 0 16px}.study-notes-search{display:flex;align-items:center;gap:9px;flex:1;max-width:560px;padding:11px 13px;border:1px solid #dce8e4;border-radius:11px;background:#fff;color:#71817f}.study-notes-search input{min-width:0;width:100%;border:0;outline:0;background:none;color:#172b4d;font:13px inherit}.study-notes-toolbar [role=group]{display:flex;gap:5px;padding:4px;border:1px solid #e3e9e6;border-radius:11px;background:#f4f7f5}.study-notes-toolbar [role=group] button{border:0;border-radius:8px;padding:9px 12px;background:transparent;color:#607086;font:650 11px inherit;cursor:pointer}.study-notes-toolbar [role=group] button[aria-pressed=true]{background:white;color:#167d83;box-shadow:0 2px 7px #19344910}.study-notes-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.study-note-card{min-width:0;padding:17px 18px;border:1px solid #e1e9e5;border-radius:15px;background:white;box-shadow:0 5px 16px #19344906}.study-note-card__top{display:flex;align-items:center;gap:9px;color:#768986;font-size:9px;font-weight:800;letter-spacing:.9px}.study-note-card__icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#eaf5ef;color:#167d83}.study-note-card__icon--yellow{background:#fff3c4;color:#8c6d23}.study-note-card__icon--mint{background:#ddf2df;color:#367b55}.study-note-card__icon--rose{background:#ffe3e7;color:#9c5968}.study-note-card__top button{display:grid;place-items:center;margin-left:auto;width:32px;height:32px;border:0;border-radius:8px;background:transparent;color:#9a7373;cursor:pointer}.study-note-card__top button:hover{background:#fff0ef;color:#bd504b}.study-note-card>p{min-height:56px;margin:14px 0 17px;white-space:pre-wrap;overflow-wrap:anywhere;color:#344e56;font-size:13px;line-height:1.8}.study-note-card__bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:11px;border-top:1px solid #edf1ee}.study-note-card__bottom small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#83918f;font-size:10px}.study-note-card__bottom button,.study-notes-empty button{display:flex;align-items:center;gap:6px;border:0;background:transparent;color:#167d83;font-size:11px;font-weight:750;white-space:nowrap;cursor:pointer}.study-notes-empty{display:grid;justify-items:center;gap:10px;padding:48px 20px;border:1px dashed #cddbd4;border-radius:18px;background:#fbfdfb;text-align:center;color:#167d83}.study-notes-empty strong{color:#193449;font-size:16px}.study-notes-empty p{max-width:550px;color:#738582;font-size:12px;line-height:1.8}.study-notes-empty button{padding:10px 13px;border:1px solid #dce8e4;border-radius:9px;background:white}.study-notes-privacy{margin-top:18px;color:#85918f;font-size:10px;line-height:1.7;text-align:center}
@media(max-width:650px){.study-notes-page{width:calc(100% - 28px);padding-top:16px}.study-notes-hero{padding:23px 20px}.study-notes-toolbar{align-items:stretch;flex-direction:column}.study-notes-search{max-width:none}.study-notes-toolbar [role=group]{justify-content:space-between}.study-notes-grid{grid-template-columns:1fr}}
.club-auth{background:#faf9f5;color:#193449;min-height:calc(100vh - 72px);padding:48px 32px 64px}
.club-auth-header nav{display:flex;align-items:center;gap:24px}.club-auth-header nav>a{font-size:13px;text-decoration:none;color:#47646c}.club-auth-header .header-inner{max-width:1224px!important}.club-auth-header.header{background:#faf9f5!important;border-bottom-color:#e9ece4!important;padding:6px 0}.club-auth-header .club-brand{font-size:24px}.club-auth-header .btn.btn-outline{border-color:#dce7df!important;border-radius:999px!important;color:#167d83!important;background:#fff}
.club-auth__layout{max-width:1160px;margin:auto;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:64px;align-items:center}
.club-auth__eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:800;color:#217d83}
.club-auth__story h1{font-size:clamp(30px,3.6vw,48px);line-height:1.22;letter-spacing:-1.7px;margin:18px 0}
.club-auth__story h1 em{font-style:normal;color:#187b80}
.club-auth__story>p{max-width:440px;color:#64767c;line-height:1.8;font-size:15px}
.club-auth__story>img{display:block;width:100%;max-height:390px;object-fit:contain;mix-blend-mode:multiply}
.club-auth__steps{display:flex;justify-content:space-between;gap:12px;font-size:12px;font-weight:650;color:#527274;margin-top:16px}
.club-auth__steps span{display:flex;align-items:center;gap:7px}
.club-auth__card{background:#fff;padding:36px;border:1px solid #e8eeea;border-radius:24px;box-shadow:0 18px 55px #183e4110;min-width:0}
.club-auth__card h2{font-size:26px;letter-spacing:-.8px;margin:14px 0 10px;line-height:1.3}
.club-auth__subtitle{color:#738389;font-size:13px;line-height:1.7;margin-bottom:22px}
.club-auth__tabs{display:flex;background:#f0f5f3;border-radius:11px;padding:4px;margin-bottom:22px}
.club-auth__tabs button{width:50%;border:0;border-radius:8px;background:transparent;padding:11px;color:#678080;font-weight:700;cursor:pointer}
.club-auth__tabs button[aria-pressed=true]{background:#fff;color:#14777d;box-shadow:0 2px 8px #173f4210}
.club-auth__google{display:grid;justify-items:center;min-width:0}
.club-auth__divider{display:flex;align-items:center;gap:12px;color:#8a989b;font-size:11px;margin:22px 0}
.club-auth__divider span{height:1px;background:#e6edeb;flex:1}
.club-auth__form{display:grid;gap:17px}.club-auth__form label{font-size:13px;font-weight:700;display:grid;gap:8px}
.club-auth__form input{width:100%;border:1px solid #dfe8e4;border-radius:10px;background:#fcfdfc;padding:13px 14px;font:inherit;font-weight:400;min-width:0;color:#193449}
.club-auth__form input:focus{outline:2px solid #268b8a;outline-offset:2px}
.club-auth__password{position:relative;display:block}.club-auth__password input{padding-right:48px}.club-auth__password button{position:absolute;right:4px;top:4px;bottom:4px;width:40px;border:0;background:transparent;color:#658080;display:grid;place-items:center;cursor:pointer}
.club-auth__submit{border:0;border-radius:999px;background:#167d83;color:white;padding:14px;display:flex;justify-content:center;align-items:center;gap:10px;font-weight:750;cursor:pointer;box-shadow:0 5px 16px #167d8318}.club-auth__submit:disabled{opacity:.65;cursor:wait}
.club-auth__switch{text-align:center;font-size:12px;color:#748487;margin:20px 0}.club-auth__switch button,.club-auth__session button{border:0;background:none;color:#167d83;font-weight:750;cursor:pointer}
.club-auth__privacy{font-size:11px;color:#8a9798;line-height:1.7;border-top:1px solid #edf1ed;padding-top:18px;margin-top:20px}
.club-auth__error{color:#ad3434;background:#fff2f2;border-radius:8px;padding:12px;font-size:13px}
.club-auth__create{background:#f3f8f5;padding:18px;border-radius:12px;margin-top:20px;font-size:13px;line-height:1.8;color:#567270}.club-auth__create h3{font-size:15px;color:#193449;margin-top:0}
.club-auth__session{background:#f0f8f2;padding:12px;font-size:12px;margin:12px 0;border-radius:8px}
@media(max-width:850px){.club-auth{padding:24px 18px}.club-auth__layout{grid-template-columns:1fr;gap:26px;max-width:550px}.club-auth__story>img{max-height:230px}.club-auth__story h1{font-size:32px}.club-auth__card{padding:26px}.club-auth__steps{font-size:11px}.club-auth-header nav{gap:12px}.club-auth-header nav>a:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){.club-auth *{transition:none!important}}
/* ==========================================================================
   ENGLISHSA V2 - UNIFIED DESIGN SYSTEM TOKENS (R2)
   ========================================================================== */

:root {
  /* --- Brand Color Palette --- */
  --color-navy: #0B1F3A;         /* Deep Navy - Headings, dark containers, dark accents */
  --color-blue: #2563EB;         /* English Blue - Primary interactive CTA, active links */
  --color-sky: #38BDF8;          /* Sky Blue - Accent highlights, glowing borders */
  --color-bg: #F8FAFC;           /* Base surface background */
  --color-text: #0F172A;         /* High-contrast body text (meets WCAG AAA 16.1:1 on #F8FAFC) */
  --color-muted: #64748B;        /* Secondary & descriptive text (meets WCAG AA 4.55:1 on #FFFFFF) */
  --color-success: #10B981;      /* Verification badges, score improvements */
  --color-surface-card: #FFFFFF; /* Pure white card surface */
  --color-surface: #FFFFFF;      /* General surface background */
  --color-border: #E2E8F0;       /* Card borders & dividers */
  --color-border-hover: #CBD5E1; /* Interactive hover border */
  --color-white: #FFFFFF;
  --color-dark-surface: #0E2749; /* Secondary navy for card backgrounds in dark sections */

  /* --- Typography Scale & Clamps --- */
  --font-family-main: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-hero-h1: clamp(2.25rem, 5vw + 1rem, 4.25rem); /* 36px mobile -> 68px desktop */
  --font-size-section-h2: clamp(1.75rem, 3vw + 0.5rem, 2.5rem); /* 28px mobile -> 40px desktop */
  --font-size-h3: 1.35rem;       /* ~21.6px */
  --font-size-h4: 1.15rem;       /* ~18.4px */
  --font-size-body-lg: 1.125rem; /* 18px */
  --font-size-body: 1rem;        /* 16px */
  --font-size-sm: 0.875rem;      /* 14px */
  --font-size-xs: 0.75rem;       /* 12px */

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.15;
  --line-height-heading: 1.25;
  --line-height-body: 1.6;

  /* --- Layout & Geometry --- */
  --container-max-width: 1240px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* --- Shadows & Elevations --- */
  --shadow-card: 0 4px 12px -2px rgba(11, 31, 58, 0.06);
  --shadow-card-hover: 0 16px 32px -8px rgba(11, 31, 58, 0.12);
  --shadow-glow-blue: 0 0 25px -4px rgba(37, 99, 235, 0.28);
  --shadow-glow-sky: 0 0 20px -3px rgba(56, 189, 248, 0.35);
  --shadow-dropdown: 0 10px 25px -5px rgba(11, 31, 58, 0.15);

  /* --- Transitions --- */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   ACCESSIBILITY: FOCUS STATES & REDUCED MOTION (WCAG AA COMPLIANCE)
   ========================================================================== */

/* Visible focus outline for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
}

/* Accessible focus ring utility */
.focus-ring:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

/* Motion dampening preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
/* ============================================================================
   ENGTA LEARNING - 3D MASTER FLIPBOOK & FLIPBOOK EXPLORER STYLES
   Realistic Two-Page Spread, Center Spine, 3D Page Flipping, Responsive Reader
   ============================================================================ */

/* ----------------------------------------------------------------------------
   1. FLIPBOOK ROOT & CSS VARIABLES
   ---------------------------------------------------------------------------- */
:root {
  --fb-perspective: 2000px;
  --fb-spine-width: 44px;
  --fb-gold: #fbbf24;
  --fb-gold-hover: #f59e0b;
  --fb-gold-dark: #b45309;
  --fb-gold-bg: rgba(254, 243, 199, 0.4);
  --fb-dark-900: #0f172a;
  --fb-dark-800: #1e293b;
  --fb-dark-700: #334155;
  --fb-border-dark: #1e293b;
  --fb-paper-left: #ffffff;
  --fb-paper-right: #fffdfa;
  --fb-border-light: #e2e8f0;
  --fb-text-dark: #0f172a;
  --fb-text-muted: #64748b;
  --fb-text-subtle: #94a3b8;
  --fb-blue: #2563eb;
  --fb-blue-hover: #1d4ed8;
  --fb-blue-bg: #eff6ff;
  --fb-shadow-book: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 25px rgba(0, 0, 0, 0.06);
}

/* ----------------------------------------------------------------------------
   2. PAGE LAYOUT WRAPPER (FlipbookExplorerPage)
   ---------------------------------------------------------------------------- */
.flipbook-explorer-page,
[data-testid="flipbook-explorer-page"] {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-family: var(--font-sans, system-ui, -apple-system, sans-serif);
}

@media (min-width: 640px) {
  .flipbook-explorer-page,
  [data-testid="flipbook-explorer-page"] {
    padding: 2rem 1.5rem;
  }
}

/* ----------------------------------------------------------------------------
   3. HERO BANNER
   ---------------------------------------------------------------------------- */
.flipbook-hero-banner,
[data-testid="flipbook-explorer-page"] > div:first-child {
  position: relative;
  border-radius: 24px;
  background: linear-gradient(135deg, #09090b 0%, #0f172a 45%, #291505 100%);
  padding: 1.75rem;
  color: #ffffff;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  border: 2px solid #27272a;
}

@media (min-width: 768px) {
  .flipbook-hero-banner,
  [data-testid="flipbook-explorer-page"] > div:first-child {
    padding: 2.25rem 2.5rem;
  }
}

.flipbook-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: var(--fb-gold);
  color: #1c1917;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  margin-bottom: 0.75rem;
}

.flipbook-hero-title {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-transform: uppercase;
  color: #ffffff;
  font-family: serif;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .flipbook-hero-title {
    font-size: 2.25rem;
  }
}

.flipbook-hero-title span {
  color: var(--fb-gold);
}

.flipbook-hero-desc {
  font-size: 0.85rem;
  color: #d6d3d1;
  font-weight: 500;
  line-height: 1.6;
  max-width: 48rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .flipbook-hero-desc {
    font-size: 0.95rem;
  }
}

.flipbook-hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  padding-top: 0.25rem;
  font-size: 0.75rem;
  color: #fde68a;
  font-family: monospace;
}

.flipbook-hero-features > div {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

/* ----------------------------------------------------------------------------
   4. 6 MASTERBOOK SELECTOR TABS
   ---------------------------------------------------------------------------- */
.flipbook-tabs-bar,
[data-testid="flipbook-book-tabs"] {
  background-color: var(--fb-dark-900);
  border: 2px solid var(--fb-dark-800);
  padding: 0.75rem 1rem;
  border-radius: 18px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
}

.flipbook-tabs-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.5rem;
  color: var(--fb-gold);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.flipbook-tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.flipbook-tab-btn,
[data-testid^="tab-book-"] {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.45rem 0.85rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--fb-dark-700);
  background-color: var(--fb-dark-800);
  color: #cbd5e1;
  text-decoration: none;
  white-space: nowrap;
}

.flipbook-tab-btn:hover,
[data-testid^="tab-book-"]:hover {
  background-color: var(--fb-dark-700);
  color: #ffffff;
  border-color: #475569;
}

.flipbook-tab-btn.is-active,
.flipbook-tab-btn[data-active="true"] {
  background-color: var(--fb-gold);
  color: #1c1917;
  border-color: #fcd34d;
  box-shadow: 0 4px 8px -1px rgba(251, 191, 36, 0.35);
  transform: translateY(-1px) scale(1.02);
}

/* ----------------------------------------------------------------------------
   5. QUICK STATS BAR
   ---------------------------------------------------------------------------- */
.flipbook-stats-bar {
  background-color: #ffffff;
  border: 1px solid var(--fb-border-light);
  padding: 0.75rem 1.25rem;
  border-radius: 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  font-size: 0.8rem;
}

.flipbook-stats-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--fb-text-dark);
}

.flipbook-level-badge {
  padding: 0.2rem 0.5rem;
  background-color: var(--fb-blue-bg);
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  font-family: monospace;
  font-size: 0.7rem;
  font-weight: 700;
}

.flipbook-stats-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--fb-text-muted);
  font-family: monospace;
  font-size: 0.75rem;
}

/* ----------------------------------------------------------------------------
   6. MASTERBOOK READER PERSPECTIVE & TOOLBAR
   ---------------------------------------------------------------------------- */
.flipbook-perspective-container,
[data-testid="flipbook-reader"] {
  perspective: var(--fb-perspective);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.flipbook-toolbar {
  background-color: var(--fb-dark-900);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--fb-dark-800);
}

.flipbook-toolbar-title {
  font-size: 0.85rem;
  font-weight: 900;
  color: var(--fb-gold);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.flipbook-toolbar-sub {
  font-size: 0.7rem;
  color: var(--fb-text-subtle);
  margin-top: 0.15rem;
}

.flipbook-progress-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(30, 41, 59, 0.8);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid var(--fb-dark-700);
}

.flipbook-progress-track {
  width: 4.5rem;
  height: 6px;
  background-color: var(--fb-dark-700);
  border-radius: 9999px;
  overflow: hidden;
}

.flipbook-progress-bar {
  height: 100%;
  background-color: var(--fb-gold);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.flipbook-btn-toc,
[data-testid="toggle-toc-btn"] {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--fb-dark-700);
  background-color: var(--fb-dark-800);
  color: #e2e8f0;
  transition: all 0.2s ease;
}

.flipbook-btn-toc:hover,
[data-testid="toggle-toc-btn"]:hover {
  background-color: var(--fb-dark-700);
  color: #ffffff;
}

.flipbook-btn-toc.is-open {
  background-color: var(--fb-gold);
  color: #1c1917;
  border-color: #fcd34d;
}

.flipbook-btn-nav,
[data-testid="prev-spread-btn"],
[data-testid="next-spread-btn"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  border-radius: 8px;
  background-color: var(--fb-dark-800);
  color: #ffffff;
  border: 1px solid var(--fb-dark-700);
  cursor: pointer;
  transition: all 0.2s ease;
}

.flipbook-btn-nav:hover:not(:disabled),
[data-testid="prev-spread-btn"]:hover:not(:disabled),
[data-testid="next-spread-btn"]:hover:not(:disabled) {
  background-color: var(--fb-dark-700);
}

.flipbook-btn-nav:disabled,
[data-testid="prev-spread-btn"]:disabled,
[data-testid="next-spread-btn"]:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.flipbook-spread-indicator {
  font-size: 0.75rem;
  font-family: monospace;
  font-weight: 700;
  color: #cbd5e1;
  padding: 0 0.35rem;
}

/* ----------------------------------------------------------------------------
   7. MOBILE ACTIVE SIDE TOGGLE PILL (< 768px)
   ---------------------------------------------------------------------------- */
.flipbook-mobile-toggle {
  display: flex;
  background-color: #e2e8f0;
  padding: 0.25rem;
  border-radius: 12px;
  gap: 0.25rem;
  width: 100%;
}

@media (min-width: 768px) {
  .flipbook-mobile-toggle {
    display: none;
  }
}

.flipbook-mobile-toggle-btn {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  background: transparent;
  color: #475569;
  transition: all 0.2s ease;
  text-align: center;
}

.flipbook-mobile-toggle-btn.is-active {
  background-color: #ffffff;
  color: var(--fb-text-dark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ----------------------------------------------------------------------------
   8. 3D TWO-PAGE SPREAD BOOK CONTAINER
   ---------------------------------------------------------------------------- */
.flipbook-book-container,
[data-testid="book-container"] {
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
  position: relative;
  background-color: #ffffff;
  border: 4px solid var(--fb-dark-800);
  border-radius: 24px;
  box-shadow: var(--fb-shadow-book);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  user-select: none;
  display: flex;
  flex-direction: column;
  min-height: 520px;
}

@media (min-width: 768px) {
  .flipbook-book-container,
  [data-testid="book-container"],
  .flipbook-perspective-container .flipbook-book-container {
    display: flex !important;
    flex-direction: row !important;
    height: 82vh;
    min-height: 680px;
    max-height: 880px;
  }
}

/* Realistic Center Spine Gutter Shadow */
.flipbook-spine-shadow,
[data-testid="spine-shadow"] {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: var(--fb-spine-width);
  transform: translateX(-50%);
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(0, 0, 0, 0.02) 20%,
    rgba(0, 0, 0, 0.18) 50%,
    rgba(0, 0, 0, 0.02) 80%,
    transparent 100%
  );
  z-index: 25;
  pointer-events: none;
  display: none;
  animation: fbSpineBreathe 4s ease-in-out infinite;
}

@keyframes fbSpineBreathe {
  0%, 100% { opacity: 0.85; }
  50%       { opacity: 1; }
}

@media (min-width: 768px) {
  .flipbook-spine-shadow,
  [data-testid="spine-shadow"] {
    display: block !important;
  }
}

/* 3D Page flip animations */
.flipping-next {
  isolation: isolate;
}

.flipping-prev {
  isolation: isolate;
}

.flipping-next::after,
.flipping-prev::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50%;
  z-index: 30;
  pointer-events: none;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  background: linear-gradient(90deg, #fff 0%, #f8fafc 78%, #dbe2ea 100%);
  box-shadow: 0 0 22px rgba(15, 23, 42, 0.2);
}

.flipping-next::after {
  left: 50%;
  transform-origin: left center;
  animation: flipbookLeafTurnNext 520ms cubic-bezier(0.45, 0.05, 0.55, 0.95) both;
}

.flipping-prev::after {
  left: 0;
  transform-origin: right center;
  background: linear-gradient(270deg, #fff 0%, #f8fafc 78%, #dbe2ea 100%);
  animation: flipbookLeafTurnPrev 520ms cubic-bezier(0.45, 0.05, 0.55, 0.95) both;
}

@keyframes flipbookLeafTurnNext {
  0% { transform: rotateY(0deg); }
  45% { box-shadow: 0 0 34px rgba(15, 23, 42, 0.28); }
  100% { transform: rotateY(-180deg); box-shadow: 0 0 0 rgba(15, 23, 42, 0); }
}

@keyframes flipbookLeafTurnPrev {
  0% { transform: rotateY(0deg); }
  45% { box-shadow: 0 0 34px rgba(15, 23, 42, 0.28); }
  100% { transform: rotateY(180deg); box-shadow: 0 0 0 rgba(15, 23, 42, 0); }
}

/* Level 1: Micro-interaction — right-page content morph on question change */
@keyframes fbContentMorphIn {
  0%   { opacity: 0; transform: translateX(16px); }
  100% { opacity: 1; transform: translateX(0); }
}

.fb-right-content-enter {
  animation: fbContentMorphIn 0.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* Level 1: Left-page question selection highlight pulse */
@keyframes fbQuestionSelectPulse {
  0%   { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
  60%  { box-shadow: 0 0 0 6px rgba(37, 99, 235, 0); }
  100% { box-shadow: none; }
}

.flipbook-question-card.is-selected {
  animation: fbQuestionSelectPulse 0.4s ease-out;
}

@media (prefers-reduced-motion: reduce) {
  .flipbook-book-container,
  .flipping-next,
  .flipping-prev,
  .fb-right-content-enter,
  .flipbook-question-card.is-selected,
  .flipbook-spine-shadow,
  [data-testid="spine-shadow"] {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}

/* Mobile visibility toggle helpers */
@media (max-width: 767px) {
  .flipbook-left-page.is-mobile-hidden,
  .flipbook-right-page.is-mobile-hidden {
    display: none !important;
  }
}

/* ----------------------------------------------------------------------------
   9. LEFT PAGE COMPONENT
   ---------------------------------------------------------------------------- */
.flipbook-left-page,
[data-testid="left-page"] {
  flex: 1;
  padding: 1.5rem;
  border-bottom: 1px solid var(--fb-border-light);
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  background-color: var(--fb-paper-left);
}

@media (min-width: 768px) {
  .flipbook-left-page,
  [data-testid="left-page"] {
    display: flex !important;
    flex: 0 0 50% !important;
    width: 50% !important;
    max-width: 50% !important;
    box-sizing: border-box !important;
    padding: 2.25rem 3.5rem 2.25rem 2.5rem !important;
    border-bottom: none !important;
    border-right: 1px solid var(--fb-border-light) !important;
    box-shadow: inset -20px 0 25px -15px rgba(0, 0, 0, 0.08) !important;
  }
}

/* Cover Content in Left Page */
.flipbook-cover-content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  border: 3px solid rgba(217, 119, 6, 0.2);
  border-radius: 20px;
  background-color: rgba(254, 243, 199, 0.2);
}

.flipbook-cover-icon {
  width: 5rem;
  height: 5rem;
  background-color: #fef3c7;
  border: 2px solid #fde68a;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fb-gold-dark);
  margin-bottom: 1.25rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.flipbook-cover-category {
  padding: 0.25rem 0.75rem;
  background-color: #fde68a;
  color: #78350f;
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
  border-radius: 9999px;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.flipbook-cover-title {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--fb-text-dark);
  font-family: serif;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .flipbook-cover-title {
    font-size: 2.25rem;
  }
}

.flipbook-cover-desc {
  font-size: 0.85rem;
  color: var(--fb-text-muted);
  font-weight: 500;
  max-width: 26rem;
  margin: 0 auto 1.25rem;
  line-height: 1.6;
}

.flipbook-cover-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.flipbook-cover-chip {
  padding: 0.35rem 0.75rem;
  background-color: #f1f5f9;
  color: #334155;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 8px;
  border: 1px solid var(--fb-border-light);
}

.flipbook-btn-start,
[data-testid="start-reading-btn"] {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--fb-gold);
  color: #000000;
  font-weight: 900;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 14px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 8px -1px rgba(245, 158, 11, 0.35);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.flipbook-btn-start:hover,
[data-testid="start-reading-btn"]:hover {
  background-color: var(--fb-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px -2px rgba(245, 158, 11, 0.45);
}

/* Question Mode in Left Page */
.flipbook-questions-header {
  margin-bottom: 1rem;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 0.75rem;
  flex-shrink: 0;
}

.flipbook-unit-badge {
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fb-blue);
  background-color: var(--fb-blue-bg);
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  border: 1px solid #bfdbfe;
}

.flipbook-unit-title {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--fb-text-dark);
  font-family: serif;
  line-height: 1.25;
  margin-top: 0.35rem;
}

.flipbook-unit-subtitle {
  font-size: 0.75rem;
  color: var(--fb-text-muted);
  font-style: italic;
  margin-top: 0.25rem;
}

.flipbook-questions-list {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.flipbook-question-card,
[data-testid^="question-item-"] {
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.flipbook-question-card:hover,
[data-testid^="question-item-"]:hover {
  background-color: rgba(239, 246, 255, 0.5);
  border-color: #93c5fd;
}

.flipbook-question-card.is-selected,
.flipbook-question-card[data-selected="true"] {
  background-color: var(--fb-blue);
  border-color: var(--fb-blue);
  color: #ffffff;
  box-shadow: 0 4px 10px -2px rgba(37, 99, 235, 0.35);
}

.flipbook-part-pill {
  font-size: 0.7rem;
  font-family: monospace;
  font-weight: 700;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background-color: #f1f5f9;
  color: #475569;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.flipbook-question-card.is-selected .flipbook-part-pill {
  background-color: #1d4ed8;
  color: #ffffff;
}

.flipbook-question-prompt {
  font-size: 0.8rem;
  line-height: 1.5;
  font-weight: 500;
  color: #334155;
}

.flipbook-question-card.is-selected .flipbook-question-prompt {
  color: #ffffff;
  font-weight: 700;
}

.flipbook-page-footer {
  padding-top: 0.75rem;
  margin-top: auto;
  border-top: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--fb-text-subtle);
  font-family: monospace;
}

/* ----------------------------------------------------------------------------
   10. RIGHT PAGE COMPONENT
   ---------------------------------------------------------------------------- */
.flipbook-right-page,
[data-testid="right-page"] {
  flex: 1;
  padding: 1.5rem;
  background-color: var(--fb-paper-right);
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .flipbook-right-page,
  [data-testid="right-page"] {
    display: flex !important;
    flex: 0 0 50% !important;
    width: 50% !important;
    max-width: 50% !important;
    box-sizing: border-box !important;
    padding: 2.25rem 2.5rem 2.25rem 3.5rem !important;
    box-shadow: inset 20px 0 25px -15px rgba(0, 0, 0, 0.08) !important;
  }
}

/* Cover Mode TOC on Right Page */
.flipbook-toc-title {
  font-size: 1.6rem;
  font-family: serif;
  font-weight: 900;
  color: var(--fb-text-dark);
  text-align: center;
  margin-bottom: 0.25rem;
}

.flipbook-toc-sub {
  font-size: 0.75rem;
  color: var(--fb-text-muted);
  font-style: italic;
  text-align: center;
  margin-bottom: 1rem;
}

.flipbook-toc-list {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.flipbook-toc-item,
[data-testid^="toc-item-"] {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  transition: all 0.2s ease;
}

.flipbook-toc-item:hover,
[data-testid^="toc-item-"]:hover {
  border-color: var(--fb-gold);
  background-color: rgba(254, 243, 199, 0.35);
  transform: translateX(2px);
}

/* Question Mode on Right Page (Master Key, Speaking Timer, Model, Vocab) */
.flipbook-master-key-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--fb-border-light);
  padding-bottom: 0.65rem;
  margin-bottom: 0.85rem;
  flex-shrink: 0;
}

.flipbook-master-key-label {
  color: #92400e;
  font-weight: 900;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.flipbook-audio-btn,
[data-testid="audio-btn"] {
  padding: 0.35rem 0.75rem;
  background-color: var(--fb-blue-bg);
  color: var(--fb-blue);
  border-radius: 9999px;
  cursor: pointer;
  border: none;
  font-size: 0.75rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.flipbook-audio-btn:hover,
[data-testid="audio-btn"]:hover {
  background-color: #dbeafe;
  color: #1d4ed8;
}

/* Speaking Timer Widget */
.speaking-timer-card,
[data-testid="speaking-timer"] {
  background-color: #f8fafc;
  border: 1px solid var(--fb-border-light);
  border-radius: 16px;
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.speaking-timer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.speaking-timer-label {
  font-size: 0.7rem;
  font-weight: 900;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.speaking-timer-btn-toggle {
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s;
}

.speaking-timer-btn-reset {
  padding: 0.35rem;
  border-radius: 9999px;
  background-color: #e2e8f0;
  color: #475569;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.speaking-timer-btn-reset:hover {
  background-color: #cbd5e1;
  color: #0f172a;
}

.speaking-timer-progress {
  height: 6px;
  background-color: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}

.speaking-timer-progress-bar {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.speaking-timer-phases {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.speaking-timer-phase-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  border: 1px solid;
}

.speaking-timer-clock {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 900;
  color: #0f172a;
}

.speaking-timer-hint {
  font-size: 0.7rem;
  color: var(--fb-text-muted);
  font-style: italic;
}

/* Model Answer Card */
.flipbook-model-answer-card {
  background-color: var(--fb-gold-bg);
  border: 1px solid #fde68a;
  border-radius: 16px;
  padding: 1rem 1.25rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  margin-bottom: 1rem;
}

.flipbook-model-answer-text {
  font-size: 0.85rem;
  color: #1e293b;
  line-height: 1.7;
  font-family: serif;
  font-style: italic;
}

.flipbook-canonical-badge {
  font-size: 0.6rem;
  background-color: #d1fae5;
  color: #065f46;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  border: 1px solid #6ee7b7;
}

/* Band 9 Vocabulary Cards */
.flipbook-vocab-card,
[data-testid^="vocab-card-"] {
  background-color: #ffffff;
  border: 1px solid var(--fb-border-light);
  border-radius: 16px;
  padding: 0.85rem 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.flipbook-vocab-thumb {
  width: 3.5rem;
  height: 3.5rem;
  background-color: #f1f5f9;
  border: 1px solid var(--fb-border-light);
  border-radius: 12px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.flipbook-vocab-word {
  font-weight: 900;
  color: var(--fb-blue);
  font-size: 0.85rem;
}

.flipbook-vocab-ipa {
  font-size: 0.7rem;
  font-family: monospace;
  color: var(--fb-text-subtle);
  margin-left: 0.35rem;
}

.flipbook-vocab-meaning {
  color: #334155;
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.15rem;
}

.flipbook-vocab-example {
  color: var(--fb-text-muted);
  font-size: 0.7rem;
  font-style: italic;
  margin-top: 0.2rem;
}

/* ----------------------------------------------------------------------------
   11. TABLE OF CONTENTS DRAWER (MODAL OVERLAY)
   ---------------------------------------------------------------------------- */
.flipbook-drawer-overlay,
[data-testid="toc-drawer"] {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  z-index: 100;
  display: flex;
  justify-content: flex-end;
}

.flipbook-drawer-panel {
  background-color: #ffffff;
  width: 100%;
  max-width: 28rem;
  height: 100%;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  animation: flipbookSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes flipbookSlideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.flipbook-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--fb-border-light);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.flipbook-drawer-close {
  padding: 0.35rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--fb-text-muted);
  transition: all 0.2s;
}

.flipbook-drawer-close:hover {
  background-color: #f1f5f9;
  color: var(--fb-text-dark);
}

.flipbook-drawer-cover-jump {
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  border-radius: 14px;
  border: 1px solid var(--fb-border-light);
  background-color: #fef3c7;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.flipbook-drawer-cover-jump:hover {
  background-color: #fde68a;
}

.flipbook-drawer-items {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-right: 0.25rem;
}

.flipbook-drawer-item {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--fb-border-light);
  background-color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.flipbook-drawer-item:hover {
  border-color: #93c5fd;
  background-color: rgba(239, 246, 255, 0.5);
}

.flipbook-drawer-item.is-active {
  background-color: var(--fb-blue);
  border-color: var(--fb-blue);
  color: #ffffff;
  box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.25);
}

.flipbook-drawer-item.is-active * {
  color: #ffffff !important;
}

/* ----------------------------------------------------------------------------
   12. CUSTOM SLEEK SCROLLBAR
   ---------------------------------------------------------------------------- */
.flipbook-scrollbar::-webkit-scrollbar {
  width: 5px;
}

.flipbook-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.flipbook-scrollbar::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}

.flipbook-scrollbar::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ----------------------------------------------------------------------------
   13. UNIVERSAL UTILITY FALLBACKS FOR FLIPBOOK MARKUP
   Ensures any standard utility class written in JSX renders with 100% fidelity
   ---------------------------------------------------------------------------- */
.flipbook-explorer-page .flex,
.flipbook-perspective-container .flex {
  display: flex;
}

.flipbook-explorer-page .inline-flex,
.flipbook-perspective-container .inline-flex {
  display: inline-flex;
}

.flipbook-explorer-page .flex-col,
.flipbook-perspective-container .flex-col {
  flex-direction: column;
}

.flipbook-explorer-page .flex-wrap,
.flipbook-perspective-container .flex-wrap {
  flex-wrap: wrap;
}

.flipbook-explorer-page .items-center,
.flipbook-perspective-container .items-center {
  align-items: center;
}

.flipbook-explorer-page .items-start,
.flipbook-perspective-container .items-start {
  align-items: flex-start;
}

.flipbook-explorer-page .justify-between,
.flipbook-perspective-container .justify-between {
  justify-content: space-between;
}

.flipbook-explorer-page .justify-center,
.flipbook-perspective-container .justify-center {
  justify-content: center;
}

.flipbook-explorer-page .flex-1,
.flipbook-perspective-container .flex-1 {
  flex: 1 1 0%;
}

.flipbook-explorer-page .shrink-0,
.flipbook-perspective-container .shrink-0 {
  flex-shrink: 0;
}

.flipbook-explorer-page .space-y-2 > * + *,
.flipbook-perspective-container .space-y-2 > * + * {
  margin-top: 0.5rem;
}

.flipbook-explorer-page .space-y-2\.5 > * + *,
.flipbook-perspective-container .space-y-2\.5 > * + * {
  margin-top: 0.625rem;
}

.flipbook-explorer-page .space-y-3 > * + *,
.flipbook-perspective-container .space-y-3 > * + * {
  margin-top: 0.75rem;
}

.flipbook-explorer-page .space-y-4 > * + *,
.flipbook-perspective-container .space-y-4 > * + * {
  margin-top: 1rem;
}

.flipbook-explorer-page .space-y-6 > * + *,
.flipbook-perspective-container .space-y-6 > * + * {
  margin-top: 1.5rem;
}

.flipbook-explorer-page .gap-1,
.flipbook-perspective-container .gap-1 {
  gap: 0.25rem;
}

.flipbook-explorer-page .gap-1\.5,
.flipbook-perspective-container .gap-1\.5 {
  gap: 0.375rem;
}

.flipbook-explorer-page .gap-2,
.flipbook-perspective-container .gap-2 {
  gap: 0.5rem;
}

.flipbook-explorer-page .gap-2\.5,
.flipbook-perspective-container .gap-2\.5 {
  gap: 0.625rem;
}

.flipbook-explorer-page .gap-3,
.flipbook-perspective-container .gap-3 {
  gap: 0.75rem;
}

.flipbook-explorer-page .gap-4,
.flipbook-perspective-container .gap-4 {
  gap: 1rem;
}

.flipbook-explorer-page .w-full,
.flipbook-perspective-container .w-full {
  width: 100%;
}

.flipbook-explorer-page .h-full,
.flipbook-perspective-container .h-full {
  height: 100%;
}

.flipbook-explorer-page .text-white,
.flipbook-perspective-container .text-white {
  color: #ffffff;
}

.flipbook-explorer-page .text-amber-400,
.flipbook-perspective-container .text-amber-400 {
  color: #fbbf24;
}

.flipbook-explorer-page .text-amber-300,
.flipbook-perspective-container .text-amber-300 {
  color: #fcd34d;
}

.flipbook-explorer-page .text-slate-400,
.flipbook-perspective-container .text-slate-400 {
  color: #94a3b8;
}

.flipbook-explorer-page .text-slate-300,
.flipbook-perspective-container .text-slate-300 {
  color: #cbd5e1;
}

.flipbook-explorer-page .text-slate-800,
.flipbook-perspective-container .text-slate-800 {
  color: #1e293b;
}

.flipbook-explorer-page .text-slate-900,
.flipbook-perspective-container .text-slate-900 {
  color: #0f172a;
}

.flipbook-explorer-page .text-blue-600,
.flipbook-perspective-container .text-blue-600 {
  color: #2563eb;
}

.flipbook-explorer-page .bg-amber-400,
.flipbook-perspective-container .bg-amber-400 {
  background-color: #fbbf24;
}

.flipbook-explorer-page .bg-slate-900,
.flipbook-perspective-container .bg-slate-900 {
  background-color: #0f172a;
}

.flipbook-explorer-page .bg-slate-800,
.flipbook-perspective-container .bg-slate-800 {
  background-color: #1e293b;
}

.flipbook-explorer-page .rounded-xl,
.flipbook-perspective-container .rounded-xl {
  border-radius: 12px;
}

.flipbook-explorer-page .rounded-2xl,
.flipbook-perspective-container .rounded-2xl {
  border-radius: 16px;
}

.flipbook-explorer-page .rounded-3xl,
.flipbook-perspective-container .rounded-3xl {
  border-radius: 24px;
}

.flipbook-explorer-page .rounded-full,
.flipbook-perspective-container .rounded-full {
  border-radius: 9999px;
}

.flipbook-explorer-page .shadow-md,
.flipbook-perspective-container .shadow-md {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page .shadow-lg,
.flipbook-perspective-container .shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page .shadow-xl,
.flipbook-perspective-container .shadow-xl {
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.flipbook-explorer-page button,
.flipbook-perspective-container button {
  font-family: inherit;
}

/* Compact controls and keep the active page vertically scrollable on phones. */
.flipbook-toolbar__actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.flipbook-left-page,
.flipbook-right-page,
.flipbook-questions-list,
.flipbook-toc-list {
  min-height: 0;
}

.flipbook-cover-content {
  overflow-y: auto;
}

.flipbook-perspective-container button:focus-visible,
.flipbook-perspective-container input:focus-visible,
.flipbook-drawer-panel button:focus-visible,
.flipbook-drawer-panel input:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

@media (max-width: 767px) {
  .flipbook-perspective-container [data-testid="book-container"] {
    height: min(72vh, 680px) !important;
    min-height: 420px !important;
  }

  .flipbook-perspective-container .flipbook-left-page,
  .flipbook-perspective-container .flipbook-right-page {
    flex: 1 1 100%;
    width: 100%;
    max-width: 100%;
    padding: 1rem;
  }

  .flipping-next::after,
  .flipping-prev::after {
    left: 0;
    width: 100%;
  }

  .flipbook-toolbar {
    padding: 0.65rem;
    border-radius: 1rem;
    gap: 0.55rem;
  }

  .flipbook-toolbar__heading {
    min-width: 0;
    flex: 1 1 100%;
  }

  .flipbook-toolbar__actions {
    width: 100%;
    justify-content: space-between;
    gap: 0.45rem;
  }

  .flipbook-page-jump {
    padding: 0.2rem 0.35rem;
  }

  .flipbook-page-jump input {
    width: 2.5rem;
  }

  .flipbook-drawer-panel {
    padding: 1rem;
  }
}

@media (max-width: 420px) {
  .flipbook-toolbar-sub {
    font-size: 9px;
  }

  .flipbook-btn-toc span {
    display: none;
  }

  .flipbook-spread-indicator {
    min-width: 2.25rem;
    text-align: center;
  }
}

/* ==========================================================================
   ENGTA LEARNING - DESIGN SYSTEM & STYLING TOKENS (VANILLA CSS)
   ========================================================================== */

:root {
  /* Color Palette - Vibrant, Modern Education Brand */
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --primary-800: #075985;
  --primary-900: #0c4a6e;

  --accent-speaking: #0284c7;
  --accent-listening: #0ea5e9;
  --accent-writing: #0369a1;
  --accent-thptqg: #38bdf8;
  --accent-toeic: #075985;

  --surface-bg: #f8fafc;
  --surface-card: #ffffff;
  --surface-subtle: #f1f5f9;
  --surface-border: #e2e8f0;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  --text-inverse: #ffffff;

  --status-success: #10b981;
  --status-warning: #f59e0b;
  --status-danger: #ef4444;
  --status-info: #0ea5e9;

  /* Typography */
  --font-sans: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 25px -5px rgba(37, 99, 235, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--surface-bg);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Layout Containers */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-border);
  padding: 0.875rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--primary-700);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-600);
  background-color: var(--primary-50);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary-600);
  color: var(--text-inverse);
}
.btn-primary:hover {
  background-color: var(--primary-700);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  border-color: var(--surface-border);
  color: var(--text-main);
}
.btn-outline:hover {
  border-color: var(--primary-400);
  background: var(--surface-subtle);
}

.btn-danger {
  background-color: var(--status-danger);
  color: var(--text-inverse);
}

/* Hero Section */
.hero {
  padding: 4.5rem 0 3.5rem;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, #eff6ff 0%, #f8fafc 70%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: var(--primary-100);
  color: var(--primary-800);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

.hero-title span {
  color: var(--primary-600);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 2rem;
}

/* Grid & Cards */
.grid-5 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}

.card-badge {
  align-self: flex-start;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  background: var(--surface-card);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-100);
}

/* State Components: Loading, Empty, Error */
.state-container {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--surface-card);
  border: 1px dashed var(--surface-border);
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}

.state-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--text-muted);
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--primary-100);
  border-top-color: var(--primary-600);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Footer */
.footer {
  margin-top: 5rem;
  border-top: 1px solid var(--surface-border);
  padding: 2.5rem 0;
  background: var(--surface-card);
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
}

html {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-sans);
  background-color: var(--surface-bg);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
  max-width: 100vw;
}

.app-layout {
  overflow-x: hidden;
  max-width: 100vw;
}

/* One compact Writing-themed role navigation anchors every learning area. */
.app-layout--sidebar { min-height: 100vh; }
.app-layout--sidebar > .global-learning-sidebar {
  position: fixed;
  z-index: 80;
  inset: 0 auto 0 0;
  width: 4.5rem;
  min-width: 4.5rem;
  min-height: 100vh;
  align-items: center;
  padding: 0.8rem 0.45rem;
  box-shadow: 2px 0 14px rgba(15, 23, 42, 0.035);
}
.app-layout--sidebar .global-learning-sidebar__brand { padding: 0.2rem 0 0.9rem; border: 0; }
.app-layout--sidebar .global-learning-sidebar__brand > span:last-child,
.app-layout--sidebar .global-learning-sidebar__section-label,
.app-layout--sidebar .global-learning-sidebar__footer > span:not(.global-learning-sidebar__status-dot) { display: none; }
.app-layout--sidebar .global-learning-sidebar__nav { width: 100%; }
.app-layout--sidebar .global-learning-sidebar__link { justify-content: center; width: 3.55rem; min-height: 3rem; padding: 0.5rem; }
.app-layout--sidebar .global-learning-sidebar__link > span { display: none; }
.app-layout--sidebar .global-learning-sidebar__footer { width: 100%; justify-content: center; padding: 0.75rem 0 0.2rem; }
.global-learning-sidebar__logout { display: inline-grid; place-items: center; border: 0; background: transparent; color: #64748b; cursor: pointer; }
.global-learning-sidebar__logout:hover { color: #b91c1c; }
.app-layout--sidebar > main,
.app-layout--sidebar > .footer { margin-left: 4.5rem; }
.app-layout--sidebar > main { min-width: 0; }

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .container {
    padding: 0 0.75rem;
  }
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.625rem;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
    max-width: 100%;
  }
  .nav-link {
    padding: 0.35rem 0.5rem;
    font-size: 0.85rem;
  }
  .grid-5 {
    grid-template-columns: 1fr;
  }
  .app-layout--sidebar > .global-learning-sidebar {
    position: sticky;
    top: 0;
    z-index: 80;
    width: 100%;
    min-width: 0;
    min-height: 0;
    align-items: center;
    padding: 0.45rem 0.6rem;
  }
  .app-layout--sidebar .global-learning-sidebar__brand { padding: 0 0.45rem 0 0; }
  .app-layout--sidebar .global-learning-sidebar__brand > span:last-child { display: none; }
  .app-layout--sidebar .global-learning-sidebar__nav { width: auto; }
  .app-layout--sidebar .global-learning-sidebar__link { width: auto; min-height: 36px; padding: 0.55rem 0.65rem; }
  .app-layout--sidebar .global-learning-sidebar__link > span { display: inline; }
  .app-layout--sidebar .global-learning-sidebar__footer { width: auto; margin: 0; padding: 0; border: 0; }
  .app-layout--sidebar .global-learning-sidebar__footer > span:not(.global-learning-sidebar__status-dot) { display: inline; }
  .app-layout--sidebar > main,
  .app-layout--sidebar > .footer { margin-left: 0; }
}
/* EnglishSA Club — shared visual language. No curriculum/data overrides. */
.app-layout--sidebar .flipbook-hero-banner{background:#edf6f5!important;border:1px solid #e0e9e8!important;box-shadow:none!important;border-radius:17px!important;padding:22px!important;margin-bottom:18px!important}.app-layout--sidebar .flipbook-hero-title{font-size:25px!important;line-height:1.4!important;color:#172b4d!important;letter-spacing:-.5px!important}.app-layout--sidebar .flipbook-hero-desc{font-size:12px!important;color:#607086!important;line-height:1.8!important;max-width:850px}.app-layout--sidebar .flipbook-hero-features{display:none!important}.app-layout--sidebar .flipbook-tab-btn{font-size:11px!important;padding:8px 11px!important;border:1px solid #e1e7e7!important;border-radius:8px!important;box-shadow:none!important;min-height:34px!important}.app-layout--sidebar .flipbook-tab-btn.is-active{background:#167d8d!important;color:white!important}.app-layout--sidebar .flipbook-tabs-bar{padding:10px 12px!important;background:#fff!important;border-color:#e3e8e8!important;border-radius:12px!important;box-shadow:none!important;margin-bottom:12px!important}
.app-layout--sidebar .flipbook-perspective-container .flipbook-book-container,.app-layout--sidebar .flipbook-perspective-container .flipbook-left-page,.app-layout--sidebar .flipbook-perspective-container .flipbook-right-page{background:#fff!important;border-color:#dfe6e6!important;overflow:visible!important}.app-layout--sidebar .flipbook-left-page>div,.app-layout--sidebar .flipbook-right-page>div{height:auto!important}.app-layout--sidebar .flipbook-left-page .overflow-y-auto,.app-layout--sidebar .flipbook-right-page .overflow-y-auto{max-height:none!important;overflow-y:visible!important}
.app-layout--sidebar .club-question-book{background:#fff!important;border-color:#e3e8e8!important}.app-layout--sidebar .club-book-spread{background:#f6f8f8!important;border-color:#e1e6e6!important;box-shadow:0 14px 28px #172b4d0d,0 4px 0 #e4e8e8,0 7px 0 #f1f3f3!important}.app-layout--sidebar .club-book-page{background:linear-gradient(90deg,#fff 95%,#e9eded)!important}.app-layout--sidebar .club-book-page+article{background:linear-gradient(90deg,#e9eded,#fff 6%)!important;border-left-color:#dce1e1}.app-layout--sidebar .club-book-face>.club-book-page{background:#fff!important}.app-layout--sidebar .flipbook-book-container,.app-layout--sidebar .flipbook-left-page,.app-layout--sidebar .flipbook-right-page{background:#fff!important;border-color:#dfe6e6!important}.app-layout--sidebar .club-reader-leaf-front,.app-layout--sidebar .club-reader-leaf-back{background:linear-gradient(90deg,#e8eeee,#fff 8%,#fff 92%,#e2e8e8)}
.app-layout--sidebar .flipbook-book-container{border:1px solid #d7cdb7!important;border-radius:16px!important;box-shadow:0 22px 48px #172b4d13,0 5px 0 #d8cfbd,0 9px 0 #f1e9d8!important;background:#fffdf8!important;perspective:2000px;transform-style:preserve-3d;min-height:660px!important;height:auto!important;overflow:visible!important;user-select:text!important}.app-layout--sidebar .flipbook-left-page,.app-layout--sidebar .flipbook-right-page{height:auto!important;min-height:660px;background:#fffdf8!important;border-radius:14px!important}.app-layout--sidebar .flipbook-toolbar{background:#fdfcf9!important;border:1px solid #e8e8e4!important;border-radius:12px!important;box-shadow:none!important;padding:12px!important}.app-layout--sidebar .flipbook-toolbar h2{font-size:16px!important}.app-layout--sidebar .flipping-next::after,.app-layout--sidebar .flipping-prev::after{display:none!important}
.club-reader-leaf{position:absolute;top:0;bottom:0;width:50%;z-index:40;transform-style:preserve-3d;pointer-events:none}.club-reader-leaf--next{left:50%;transform-origin:left center;animation:club-book-turn-next 680ms cubic-bezier(.3,.06,.25,1) forwards}.club-reader-leaf--prev{left:0;transform-origin:right center;animation:club-book-turn-previous 680ms cubic-bezier(.3,.06,.25,1) forwards}.club-reader-leaf-front,.club-reader-leaf-back{position:absolute;inset:0;backface-visibility:hidden;background:linear-gradient(90deg,#eee5d3,#fffdf8 8%,#fffdf8 92%,#e2d8c2);padding:40px;border-radius:10px;box-shadow:0 12px 28px #172b4d20;color:#172b4d}.club-reader-leaf-back{transform:rotateY(180deg)}.club-reader-leaf span{font-size:11px;color:#607086}.club-reader-leaf h3{font:700 27px/1.5 Georgia,serif;margin:40px 0 15px}.club-reader-leaf p{font-size:13px;color:#607086;line-height:1.9}.app-layout--sidebar .flipbook-stage-center{background:linear-gradient(145deg,#f6f0e2,#faf8f3)!important}.app-layout--sidebar .flipbook-face{border:1px solid #dbd1bc!important;border-radius:15px!important;box-shadow:0 15px 30px #172b4d12!important}.app-layout--sidebar .flipbook-face-back{background:#fffdf8!important;color:#172b4d!important}.app-layout--sidebar .flipbook-face-back p{color:#526880!important}.app-layout--sidebar .flipbook-card-inner{transition:transform 680ms cubic-bezier(.3,.06,.25,1)!important}.app-layout--sidebar .flipbook-panel-left,.app-layout--sidebar .flipbook-panel-right{background:#fdfbf5!important;border-color:#e8e1d3!important}
@media(max-width:760px){.club-reader-leaf{width:100%;left:0}.club-reader-leaf--next{transform-origin:left center}.club-reader-leaf--prev{transform-origin:right center}.club-reader-leaf-front,.club-reader-leaf-back{padding:24px}.app-layout--sidebar .flipbook-book-container{min-height:0!important}}
.club-question-book{background:linear-gradient(145deg,#fcfaf3,#f5eddc)!important;padding:24px!important;border-color:#ded4bd!important}
.club-speaking-practice{align-items:start!important}.club-speaking-practice>.card{align-self:start}.club-speaking-support>.card{padding:20px!important}
.club-book-spread{perspective:1800px!important;transform-style:preserve-3d;box-shadow:0 16px 28px #172b4d12,0 4px 0 #d8cfbb,0 7px 0 #eee7d8!important;border:1px solid #ded6c3}
.club-book-spread:after{content:'';position:absolute;left:calc(50% - 12px);width:24px;top:8px;bottom:8px;background:linear-gradient(90deg,transparent,#483a251e,#483a2509,transparent);pointer-events:none;z-index:2}
.club-book-page{position:relative;animation:none!important;min-height:350px;padding-bottom:30px!important}.club-book-folio{position:absolute;bottom:10px;right:15px;font:italic 11px Georgia,serif;color:#9b917e}.club-book-page--blank{display:grid;place-items:center;color:#9b917e;font:italic 14px/1.8 Georgia,serif}
.club-book-turn-sheet{position:absolute;top:8px;bottom:8px;width:calc(50% - 8px);z-index:4;transform-style:preserve-3d;pointer-events:none}.club-book-turn-sheet--next{left:50%;transform-origin:left center;animation:club-book-turn-next 680ms cubic-bezier(.3,.06,.25,1) forwards}.club-book-turn-sheet--previous{left:8px;transform-origin:right center;animation:club-book-turn-previous 680ms cubic-bezier(.3,.06,.25,1) forwards}
.club-book-face{position:absolute;inset:0;backface-visibility:hidden;transform-style:preserve-3d;overflow:hidden;box-shadow:0 8px 18px #172b4d18;border-radius:5px}.club-book-face>.club-book-page{height:100%;min-height:100%;background:#fffdf8!important}.club-book-face--back{transform:rotateY(180deg)}
@keyframes club-book-turn-next{0%{transform:rotateY(0)}45%{transform:rotateY(-88deg) rotateZ(-1deg)}100%{transform:rotateY(-180deg)}}@keyframes club-book-turn-previous{0%{transform:rotateY(0)}45%{transform:rotateY(88deg) rotateZ(1deg)}100%{transform:rotateY(180deg)}}
/* Demo-inspired practice architecture: content stays central; tools form a compact right rail. */
.app-layout--sidebar .brutal-root .club-exam-heading{flex-direction:row!important}.app-layout--sidebar .brutal-root .club-exam-heading span[style*="font-family: monospace"]{color:#167d8d!important}.app-layout--sidebar .brutal-root .club-exam-heading svg{color:#167d8d!important}
.club-exam-layout{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:20px;align-items:start;padding-bottom:28px}
.club-exam-layout>div{grid-column:1;min-width:0;margin-top:0!important;margin-bottom:0!important}
.club-exam-layout>.club-exam-heading{grid-column:1/-1;background:#fff!important}
.app-layout--sidebar .brutal-root .club-exam-heading{display:flex!important;text-align:left!important;justify-content:space-between!important;gap:20px!important;flex-wrap:wrap;background:#e9f5f3!important;padding:22px!important}.club-exam-heading h2{text-align:left!important;font-size:20px!important}.app-layout--sidebar .brutal-root .club-exam-heading .btn-brutal-secondary{background:#fff!important;color:#172b4d!important;border-color:#d4e1e2!important}.club-exam-heading>div:last-child>div:has(>svg){background:#fff!important;border-color:#d4e1e2!important}.club-exam-heading>div:last-child>div:has(>svg) span,.club-exam-heading>div:last-child>div:has(>svg) svg{color:#167d8d!important}
.club-exam-layout>.club-exam-questions{grid-row:2}
.club-exam-layout>.club-exam-navigator{grid-column:2;grid-row:2/span 4;position:sticky;top:20px;background:#fffdf8!important}
.club-exam-layout>.club-exam-theory{grid-row:3;background:#fff5df!important}
.club-exam-navigator>div:first-child{display:grid!important;gap:16px!important}
.club-exam-navigator>div:first-child>div{flex-wrap:wrap!important;line-height:1.7}
.club-exam-navigator button:not([title]){border:1px solid #dce5e5!important;border-radius:7px!important;font-family:inherit;padding:5px 8px!important;min-height:30px;font-size:11px!important}.club-exam-navigator button[style*="background-color: rgb(13, 13, 13)"]{background:#167d8d!important;color:white!important}
.club-exam-navigator>div:last-child{max-height:300px!important;gap:7px!important;margin-top:16px}
.club-exam-navigator button[title^="Câu "]{width:35px!important;height:35px!important;border-radius:9px!important}
.club-exam-navigator button[title^="Câu "]:hover{outline:2px solid #72c1c6;outline-offset:1px}
.club-listening-studio{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:18px;align-items:start;padding-bottom:28px!important}
.club-listening-studio>div,.club-listening-studio>nav{grid-column:1;min-width:0;margin:0!important}
.club-listening-studio>.club-listening-player{grid-column:1/-1;background:#fff!important;border:1px solid #e8e8e4!important}
.club-listening-studio>.club-listening-parts{grid-column:1/-1;padding:3px 0}
.club-listening-studio>.club-practice-companion{grid-column:2;grid-row:3/span 4;position:sticky;top:20px}
.club-listening-studio>.club-question-pager{grid-row:3}
.club-listening-studio>.club-exam-questions{grid-row:4}
.club-practice-companion{border:1px solid #e6e7df;background:linear-gradient(155deg,#edf6f2,#fffaf0);border-radius:18px;padding:22px;color:#172b4d}
.club-companion-eyebrow{font-size:10px;letter-spacing:1.3px;font-weight:700;color:#167d8d}
.club-practice-companion h2{font-size:22px;line-height:1.4;margin:13px 0!important;letter-spacing:-.6px}
.club-practice-companion p{font-size:13px;line-height:1.9;color:#526880;margin-bottom:20px}
.club-practice-companion small{display:block;font-size:11px;line-height:1.8;color:#607086;margin-top:18px}
.club-live-progress{padding:16px;background:#fff;border:1px solid #e8e8e4;border-radius:12px;margin:20px 0}
.club-live-progress strong{display:block;font-size:24px;font-weight:800}.club-live-progress span{display:block;font-size:11px;color:#607086;margin:7px 0 12px}
.club-live-progress progress{width:100%;height:7px;accent-color:#167d8d}
.club-media-error{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:190px;padding:20px;color:#865e24;background:#fff8e8;border-radius:10px;font-size:12px;line-height:1.8}.club-media-error svg{flex:none}.club-media-error button{font-size:11px!important}
.club-listening-player input[type=range]{accent-color:#167d8d!important}.club-listening-player>div:has(>strong){background:#f8faf9!important;color:#526880!important;border-color:#dce8e7!important}
.club-listening-player>div:has(>strong)>strong{color:#167d8d!important}
.club-listening-question label:has(input:checked),.club-toeic-question label:has(input:checked){background:#e0f0ef!important;border-color:#167d8d!important;color:#172b4d!important}
.club-listening-question input[type=radio],.club-toeic-question input[type=radio]{accent-color:#167d8d!important}
@media(max-width:1050px){.club-exam-layout,.club-listening-studio{grid-template-columns:minmax(0,1fr)}.club-exam-layout>.club-exam-navigator,.club-listening-studio>.club-practice-companion{grid-column:1;grid-row:auto;position:relative;top:auto}.club-exam-layout>.club-exam-questions,.club-exam-layout>.club-exam-theory,.club-listening-studio>.club-question-pager,.club-listening-studio>.club-exam-questions{grid-row:auto}.club-exam-navigator>div:last-child{max-height:85px!important}.club-practice-companion{display:none}.club-exam-navigator>div:first-child{display:flex!important}}
.club-sidebar-toggle{display:none}
.club-sample-answer{border:1px solid #e8e8e4;border-radius:12px;background:#fcfcfa;overflow:hidden}.club-sample-answer summary{padding:15px;cursor:pointer;font-size:13px;font-weight:650;color:#167d8d}.club-sample-answer>div{border:0!important}.club-sample-answer small{display:block;font-size:11px;line-height:1.7;color:#607086;margin-top:12px}.club-sample-answer p{white-space:pre-line}
@media(min-width:1000px){.club-listening-question:has(img),.club-toeic-question:has(img):not(:has([data-testid=toeic-passage])){display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px}.club-listening-question:has(img)>div:first-child,.club-toeic-question:has(img)>div:first-child,.club-listening-question:has(img)>p,.club-toeic-question:has(img)>p{grid-column:1/-1}.club-listening-question:has(img)>div:has(>img),.club-toeic-question:has(img)>div:has(>img){grid-column:1;grid-row:3/span 2;margin-bottom:0!important;align-self:start}.club-listening-question:has(img)>div:has(>label),.club-toeic-question:has(img)>div:has(>label){grid-column:2;grid-template-columns:minmax(0,1fr)!important;align-self:start}.club-toeic-question:has(img)>div:has(audio){grid-column:2;align-self:start}.club-listening-question:has(img) img,.club-toeic-question:has(img) img{max-height:360px!important}.club-listening-question>div:has(>label)>label,.club-toeic-question>div:has(>label)>label{border-radius:9px!important}}
.app-layout--sidebar .brutal-root .card[style*="border-left: 6px solid rgb(22, 163, 74)"]{border-left:4px solid #16a34a!important}.app-layout--sidebar .brutal-root .card[style*="border-left: 6px solid rgb(220, 38, 38)"]{border-left:4px solid #dc2626!important}
.club-question-pager{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 2px;margin-bottom:16px;font-size:12px;color:#526880}.club-question-pager button{font-size:12px!important}#thptqg-workspace div:has(>button[title^="Câu "]){max-height:74px;overflow-y:auto;padding:2px}
.club-landing a.club-button{color:white}.club-landing a.club-button--outline{color:#167d8d}.club-local-note textarea{font-family:inherit;font-size:13px;line-height:1.8}
.club-landing,.app-layout--sidebar {
  --club-ink:#172b4d;--club-teal:#167d8d;--club-paper:#faf8f3;--club-line:#e8e8e4;--club-muted:#607086;--club-mint:#e9f5f3;
  --color-navy:#172b4d;--color-blue:#167d8d;--color-sky:#72c1c6;--color-bg:#faf8f3;
  --writing-brand:#167d8d;--writing-accent:#167d8d;--writing-paper:#e9f5f3;--writing-bg:#faf8f3;--writing-ink:#172b4d;--writing-border:#e8e8e4;
  --primary-600:#167d8d;--primary-700:#126775;--primary-500:#228e9c;--primary-50:#e9f5f3;--surface-bg:#faf8f3;--surface-border:#e8e8e4;--text-main:#172b4d;
  color:var(--club-ink);font-family:'Be Vietnam Pro','Plus Jakarta Sans',Inter,system-ui,sans-serif;background:var(--club-paper);
}
.club-landing *{box-sizing:border-box}.club-landing a{color:inherit;text-decoration:none}.club-landing button{font:inherit;cursor:pointer}.club-landing h1,.club-landing h2,.club-landing h3,.club-landing p{margin:0}.club-landing img{display:block;max-width:100%}
.club-container{width:min(1240px,calc(100% - 64px));margin-inline:auto}
.club-brand{display:inline-flex;align-items:center;gap:12px;color:#172b4d;white-space:nowrap;font-size:26px;letter-spacing:-1px}.club-brand__symbol{position:relative;display:block;width:49px;height:33px;flex:none}.club-brand__symbol i{position:absolute;width:32px;height:32px;border-radius:50%;background:#9ad8dc;left:0}.club-brand__symbol i+ i{left:18px;background:#f2bd59;mix-blend-mode:multiply}.club-brand--small{font-size:22px}
.club-navbar{min-height:88px;max-width:1370px;margin:auto;padding:16px 32px;display:flex;align-items:center;gap:34px}.club-navbar nav{display:flex;gap:27px;margin:auto;font-size:14px;font-weight:600}.club-navbar nav a:hover{color:#167d8d}.club-navbar__actions,.club-actions{display:flex;align-items:center;gap:14px}.club-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid #167d8d;background:#167d8d;color:white;border-radius:10px;padding:13px 20px;font-size:14px;font-weight:650;min-height:46px;transition:background .18s,transform .18s}.club-button:hover{background:#126775;transform:translateY(-1px)}.club-button--outline{background:transparent;color:#167d8d}.club-button--outline:hover{background:#e9f5f3}.club-text-button{background:none;border:0;font-size:14px;color:#172b4d;font-weight:600}.club-menu-button{display:none;background:none;border:0;color:#172b4d}.club-skip{position:fixed;left:20px;top:-100px;background:white;padding:12px;z-index:100}.club-skip:focus{top:16px}
.club-hero{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-top:30px;padding-bottom:50px}.club-eyebrow{font-size:12px;font-weight:650;letter-spacing:1.5px;display:flex;align-items:center;gap:16px;color:#526880}.club-eyebrow span{display:inline-block;width:52px;height:3px;background:#f2c879;border-radius:3px}.club-hero h1{font-size:clamp(40px,4.5vw,65px);line-height:1.17;font-weight:850;letter-spacing:-2.8px;margin:23px 0}.club-hero h1 em{font-style:normal;color:#167d8d;position:relative;white-space:nowrap}.club-hero h1 em:after{content:'';height:4px;width:41%;position:absolute;bottom:-8px;right:5%;border-radius:50%;background:#f2c879;transform:rotate(-2deg)}.club-lead{font-size:17px;line-height:1.9;color:#3f536d}.club-actions{margin-top:27px;flex-wrap:wrap}.club-handwritten{font:italic 18px/1.5 Georgia,serif;color:#607086;margin:23px 8% 0 auto!important;max-width:220px;transform:rotate(-6deg)}.club-hero__visual{position:relative;padding-right:50px}.club-photo-frame{aspect-ratio:1.06;border-radius:32px 32px 32px 8px;overflow:hidden;background:#eee9df}.club-photo-frame img{width:100%;height:100%;object-fit:cover;object-position:44% 46%}.club-founder-label{position:absolute;bottom:20px;right:5px;display:flex;gap:14px;background:rgba(255,255,255,.96);padding:18px 20px;border:1px solid #efebe3;border-radius:15px;box-shadow:0 10px 30px #172b4d0c}.club-founder-label strong{font-size:13px}.club-founder-label p{font-size:12px;line-height:1.7;color:#607086;margin-top:5px}.club-hero__scribble{position:absolute;right:-5px;top:25px;font:italic 15px/1.65 Georgia,serif;color:#526880;transform:rotate(6deg);width:80px}.club-manifesto{display:flex;align-items:center;justify-content:space-between;gap:24px;border-radius:15px;background:#172b4d;color:white;padding:28px 35px}.club-manifesto p{font-size:20px;text-align:center;line-height:1.6}.club-manifesto>span{font-size:30px;color:#f2c879}
.club-section{padding-top:60px}.club-section-heading{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-bottom:24px}.club-section-heading h2,.club-invitation h2{font-size:30px;line-height:1.35;letter-spacing:-1px;font-weight:800}.club-section-heading p{font-size:13px;line-height:1.8;color:#607086}.club-entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.club-entry-card{background:white;border:1px solid #e8e8e4;border-radius:20px;padding:25px 26px;box-shadow:0 5px 20px #172b4d03;transition:transform .2s,border-color .2s}.club-entry-card:hover{transform:translateY(-4px);border-color:#9ad8dc}.club-icon-orb{display:grid;place-items:center;width:62px;height:62px;border-radius:50%;background:#daf0ed;color:#167d8d}.club-icon-orb--teach{background:#e1eff8;color:#356887}.club-icon-orb--contribute{background:#fff0ce;color:#8f691c}.club-entry-card h3{font-size:22px;margin:18px 0 10px;letter-spacing:-.7px}.club-entry-card p{font-size:14px;line-height:1.8;color:#526880;min-height:75px}.club-link{display:flex;align-items:center;gap:12px;font-weight:700;font-size:13px;color:#167d8d;background:none;border:0;padding:18px 0 0}.club-pathway-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.club-pathway{border:1px solid #e8e8e4;border-radius:16px;background:white;padding:20px;transition:border-color .2s}.club-pathway:hover{border-color:#167d8d}.club-pathway>svg{color:#167d8d}.club-pathway h3{font-size:16px;margin:16px 0 8px}.club-pathway p{font-size:12px;line-height:1.8;color:#607086;min-height:65px}.club-pathway>span{display:flex;align-items:center;gap:5px;font-size:11px;font-weight:700;color:#167d8d;margin-top:12px}.club-tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}.club-tool{border-radius:18px;padding:26px;display:block;overflow:hidden}.club-tool--mint{background:#e9f5f3}.club-tool--honey{background:#fff5df}.club-tool--blue{background:#eaf2f7}.club-tool h3{font-size:18px;margin:12px 0 9px}.club-tool p{font-size:13px;color:#526880;line-height:1.8;min-height:45px}.club-tool__paper{background:white;border:1px solid #e8e8e4;border-radius:14px;min-height:128px;margin:22px 8px 0;padding:24px;box-shadow:0 9px 25px #172b4d0a;display:flex;flex-direction:column;gap:12px;transform:rotate(-2deg)}.club-tool__paper strong{font-size:18px;line-height:1.6}.club-tool__paper span{font-size:12px;color:#607086}.club-tool__book{flex-direction:row;align-items:center;transform:rotate(1deg)}
.club-story{display:grid;grid-template-columns:160px 1fr 1.2fr;align-items:center;gap:30px;margin-top:45px;padding:26px;border:1px solid #e8e8e4;border-radius:20px;background:white}.club-story>img{width:160px;height:180px;object-fit:cover;border:6px solid white;border-radius:4px;transform:rotate(-6deg);box-shadow:0 4px 18px #172b4d12}.club-story blockquote{font:italic 24px/1.6 Georgia,serif;margin:0;color:#172b4d}.club-story>div{padding-left:28px;border-left:1px solid #e8e8e4}.club-story h2{font-size:20px;line-height:1.5;margin-bottom:10px}.club-story p{font-size:12px;line-height:1.9;color:#607086}.club-invitation{position:relative;isolation:isolate;display:flex;overflow:hidden;min-height:325px;border-radius:22px;background:#e2f1ef;margin-top:32px;padding:38px}.club-invitation>div{position:relative;z-index:1;max-width:620px}.club-invitation h2{margin:12px 0}.club-invitation p:not(.club-eyebrow){font-size:13px;line-height:1.9;color:#526880;margin-bottom:22px}.club-invitation>img{position:absolute;right:-15px;bottom:0;width:46%;height:100%;object-fit:contain;object-position:right bottom;z-index:0}.club-footer{display:flex;gap:24px;align-items:center;padding-top:30px;padding-bottom:30px;font-size:12px;color:#526880}.club-footer small{margin-left:auto}.club-footer p{margin:auto}
/* Actual curriculum workspaces retain their existing data and controls. */
.app-layout--sidebar>main,.app-layout--sidebar>.footer{margin-left:0!important}.app-layout--sidebar>.global-learning-sidebar{left:auto!important;z-index:5;align-items:stretch!important}.app-layout--sidebar .global-learning-sidebar__nav{width:100%;display:grid!important}.app-layout--sidebar .global-learning-sidebar__link{width:100%!important;justify-content:flex-start!important}.app-layout--sidebar .global-learning-sidebar__link>span,.app-layout--sidebar .global-learning-sidebar__section-label,.app-layout--sidebar .global-learning-sidebar__footer>span:not(.global-learning-sidebar__status-dot){display:block}.app-layout--sidebar .global-learning-sidebar__brand>span:last-child{display:inline-flex}.app-layout--sidebar .global-learning-sidebar__footer{width:100%;justify-content:flex-start}.app-layout--sidebar .global-learning-sidebar__mark{display:none}
.app-layout--sidebar{display:grid!important;grid-template-columns:230px minmax(0,1fr)!important;min-height:100vh}.app-layout--sidebar>main{grid-column:2;min-width:0;width:100%;background:#faf8f3}.app-layout--sidebar>.footer{grid-column:2;font-size:11px;background:#faf8f3;padding:20px}.app-layout--sidebar .global-learning-sidebar{grid-column:1;grid-row:1 / span 3;width:230px;min-width:0;position:sticky;top:0;height:100vh;min-height:0;overflow-y:auto;background:#fdfcf9;padding:22px 17px;font-family:inherit}.global-learning-sidebar .club-brand{font-size:24px;gap:8px}.global-learning-sidebar .club-brand__symbol{transform:scale(.8);transform-origin:left center;width:40px}.app-layout--sidebar .global-learning-sidebar__brand{border:0;padding:0 0 28px}.app-layout--sidebar .global-learning-sidebar__section-label{font-size:10px;letter-spacing:.05em;color:#78869a;padding-top:16px}.app-layout--sidebar .global-learning-sidebar__link{font-size:13px;min-height:43px;color:#172b4d;gap:12px;border-radius:10px}.app-layout--sidebar .global-learning-sidebar__link svg{color:#526880}.app-layout--sidebar .global-learning-sidebar__link[aria-current=page]{background:#e0f0ef;color:#167d8d;box-shadow:inset 3px 0 #167d8d}.app-layout--sidebar .global-learning-sidebar__link[aria-current=page] svg{color:#167d8d}.club-course-nav{display:grid;gap:3px;margin:12px 0 16px}.club-course-nav .global-learning-sidebar__link{font-weight:600}.club-learning-topbar{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:18px 30px;border-bottom:1px solid #e8e8e4;background:#fdfcf9;min-height:75px}.club-route-search{position:relative;max-width:600px;width:65%}.club-route-search form{display:flex;align-items:center;gap:10px;border:1px solid #e1e5e7;border-radius:30px;padding:8px 15px;background:white}.club-route-search input{border:0;background:none;font-size:13px;width:100%;padding:3px;outline:none;min-width:0}.club-route-search button{font-size:12px;border:0;background:none;color:#167d8d;padding:4px;cursor:pointer}.club-search-results{position:absolute;top:calc(100% + 8px);width:100%;background:white;border:1px solid #e8e8e4;border-radius:15px;box-shadow:0 10px 35px #172b4d15;z-index:20;padding:10px}.club-search-results>button{display:flex;align-items:center;gap:10px;padding:12px;width:100%;border-radius:8px;color:#172b4d;text-align:left}.club-search-results>button:hover{background:#e9f5f3}.club-search-results .club-search-close{justify-content:flex-end;font-size:11px;padding:4px}.club-search-results p{padding:12px;font-size:13px}.club-account-link{display:flex;align-items:center;gap:8px;background:none;border:0;color:#172b4d;font-size:12px;cursor:pointer}.club-learning-header{padding:26px 28px 20px;display:flex;justify-content:space-between;gap:20px;align-items:center;border:0;margin-bottom:12px;background:#faf8f3}.club-learning-header__crumb{font-size:11px;color:#78869a;margin-bottom:10px}.club-learning-header h1{font-size:32px;line-height:1.25;color:#172b4d;margin:0;font-weight:800;letter-spacing:-1px}.club-learning-header p{margin:8px 0 0;color:#526880;font-size:14px}.club-learning-header__metrics{display:flex;gap:10px;font-size:12px;color:#607086}.club-learning-header__metrics span{background:white;padding:9px 12px;border-radius:10px;border:1px solid #e8e8e4}
.app-layout--sidebar .brutal-root{background:#faf8f3;color:#172b4d;--brutal-black:#172b4d;--brutal-paper:#faf8f3;--brutal-border:#e8e8e4;--brutal-yellow:#167d8d;--brutal-yellow-hover:#126775}.app-layout--sidebar .brutal-root .container{max-width:1280px;width:100%}.app-layout--sidebar .brutal-root .card,.app-layout--sidebar .brutal-root [class*=border-brutal]{border:1px solid #e8e8e4!important;border-radius:17px!important;box-shadow:0 5px 24px #172b4d05!important}.app-layout--sidebar .brutal-root [class*=shadow-brutal]{box-shadow:0 5px 24px #172b4d05!important}.app-layout--sidebar .brutal-root .brutal-card-hover:hover{transform:translateY(-3px)}.app-layout--sidebar .brutal-root [class*=btn-brutal]{border:1px solid #d4e1e2!important;border-radius:9px!important;box-shadow:none!important;font-weight:600;min-height:38px;max-width:100%;font-family:inherit}.app-layout--sidebar .brutal-root .btn-brutal-primary{background:#167d8d!important;border-color:#167d8d!important;color:white!important}.app-layout--sidebar .brutal-root .btn-brutal-secondary{color:#172b4d;background:white}.app-layout--sidebar .brutal-root button:disabled{cursor:not-allowed}.app-layout--sidebar .brutal-root .badge-brutal{border:0!important;border-radius:8px!important;box-shadow:none!important;font-size:11px;letter-spacing:0;font-weight:650}.app-layout--sidebar .brutal-root input:not([type=radio]):not([type=checkbox]),.app-layout--sidebar .brutal-root select,.app-layout--sidebar .brutal-root textarea{border:1px solid #d9e1e5!important;border-radius:9px!important;font-family:inherit;max-width:100%}.app-layout--sidebar .brutal-root h2,.app-layout--sidebar .brutal-root h3{letter-spacing:-.4px;font-weight:750!important}.app-layout--sidebar .brutal-root .border-brutal-4{background:#e9f5f3!important;color:#172b4d!important;padding:24px!important}.app-layout--sidebar .brutal-root .border-brutal-4 p{color:#526880!important}.app-layout--sidebar .brutal-root .border-brutal-4 h1{font-size:24px!important}.app-layout--sidebar .brutal-root .border-brutal-4 h2{color:#172b4d!important}.app-layout--sidebar .brutal-root img{max-width:100%}.app-layout--sidebar .writing-exam-room-root{background:#faf8f3!important}.app-layout--sidebar .writing-blob-1,.app-layout--sidebar .writing-blob-2{display:none}.app-layout--sidebar .writing-nav-bar{background:#fdfcf9!important;border-color:#e8e8e4!important}.app-layout--sidebar .glass-panel{background:white!important;border:1px solid #e8e8e4!important;box-shadow:0 5px 25px #172b4d05!important;border-radius:16px!important}.app-layout--sidebar .writing-ui-button{background:#167d8d}.app-layout--sidebar .writing-workspace-shell{max-width:100%}.club-speaking-practice{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:20px}.club-speaking-support{min-width:0;display:flex;flex-direction:column;gap:20px}.club-question-book{background:#fffdf8;border:1px solid #ece5d7;border-radius:18px;padding:20px}.club-question-book h3{font-size:18px;margin:0 0 7px}.club-question-book>p{font-size:12px;color:#607086;margin:0 0 15px}.club-question-book .flipbook-container,.club-question-book .flashcard-deck{max-width:100%}.club-notebook{background:#fff8e8;border:1px solid #efe7d7;border-radius:15px;padding:20px}.club-notebook h3{font-size:15px;margin:0 0 10px}.club-notebook textarea{width:100%;min-height:100px;padding:12px;font:inherit;background:white;resize:vertical}.club-notebook p{font-size:11px;color:#607086;margin:8px 0 0}
@media(min-width:1100px){.club-speaking-support{position:sticky;top:20px;align-self:start}}
@media(max-width:1080px){.club-navbar{gap:18px;padding:18px 24px}.club-navbar nav{gap:15px}.club-navbar__actions>.club-text-button{display:none}.club-hero{gap:20px}.club-hero h1{font-size:48px}.club-hero__visual{padding-right:22px}.club-hero__scribble{display:none}.club-founder-label{right:0;padding:14px}.club-entry-card{padding:22px}.club-pathway-grid{grid-template-columns:repeat(3,1fr)}.club-pathway p{min-height:0}.club-invitation>img{opacity:.55}.club-story{grid-template-columns:130px 1fr}.club-story>img{width:130px;height:160px}.club-story>div{grid-column:1/-1;border:0;padding:0}.app-layout--sidebar{grid-template-columns:205px minmax(0,1fr)!important}.app-layout--sidebar .global-learning-sidebar{width:205px;padding:20px 12px}.club-speaking-practice{grid-template-columns:1fr}.club-learning-topbar{padding:15px 22px}.club-route-search{width:75%}}
@media(max-width:760px){.club-container{width:calc(100% - 36px)}.club-navbar{min-height:72px;padding:15px 18px;gap:12px;flex-wrap:wrap}.club-brand{font-size:23px}.club-navbar nav{display:none;order:4;width:100%;padding:15px;background:white;border:1px solid #e8e8e4;border-radius:12px}.club-navbar nav.is-open{display:grid;grid-template-columns:1fr 1fr;gap:18px}.club-navbar__actions{margin-left:auto}.club-navbar__actions .club-button{font-size:11px;padding:9px 12px;min-height:38px}.club-navbar__actions .club-button svg{display:none}.club-menu-button{display:block}.club-hero{grid-template-columns:1fr;padding-top:22px;gap:25px}.club-hero h1{font-size:clamp(34px,8.8vw,50px);letter-spacing:-1.5px}.club-eyebrow{font-size:10px;letter-spacing:1px;gap:8px}.club-eyebrow span{width:30px}.club-lead{font-size:15px}.club-desktop-break{display:none}.club-actions{gap:10px}.club-actions .club-button{font-size:12px;padding:11px 13px}.club-handwritten{display:none}.club-hero__visual{max-width:480px;width:100%;margin:auto;padding-right:20px}.club-photo-frame{aspect-ratio:1.1}.club-founder-label{bottom:12px;right:0;font-size:11px;max-width:90%}.club-founder-label strong{font-size:11px}.club-manifesto{padding:22px 18px;gap:12px}.club-manifesto p{font-size:16px}.club-manifesto>svg{display:none}.club-section{padding-top:40px}.club-section-heading{display:block}.club-section-heading h2,.club-invitation h2{font-size:25px}.club-section-heading p{margin-top:12px}.club-entry-grid,.club-tools-grid{grid-template-columns:1fr}.club-entry-card p{min-height:0}.club-pathway-grid{grid-template-columns:1fr 1fr}.club-pathway{padding:16px}.club-pathway h3{font-size:14px}.club-story{grid-template-columns:95px 1fr;padding:18px;gap:18px}.club-story>img{width:95px;height:130px}.club-story blockquote{font-size:19px}.club-story h2{font-size:18px}.club-invitation{padding:24px;min-height:480px}.club-invitation>img{width:100%;height:230px;opacity:.7}.club-invitation>div{align-self:start}.club-invitation p:not(.club-eyebrow){max-width:330px}.club-invitation .club-button{font-size:12px}.club-footer{flex-wrap:wrap;gap:15px}.club-footer p{width:100%;order:4;font-size:11px}.club-footer small{margin-left:0}.app-layout--sidebar{display:block!important}.app-layout--sidebar .global-learning-sidebar{width:100%;height:auto;position:relative;display:block;padding:12px 16px;border-right:0;overflow:visible}.app-layout--sidebar .global-learning-sidebar__brand{padding:0}.app-layout--sidebar .global-learning-sidebar__brand span:last-child{display:inline-flex}.app-layout--sidebar .global-learning-sidebar__section-label,.app-layout--sidebar .global-learning-sidebar__footer{display:none}.app-layout--sidebar .global-learning-sidebar__nav{display:flex;overflow-x:auto;margin-top:12px}.app-layout--sidebar .club-course-nav{display:flex;overflow-x:auto;gap:6px;margin:8px 0 0;padding-bottom:3px}.app-layout--sidebar .club-course-nav .global-learning-sidebar__link{white-space:nowrap;flex:none;min-height:38px;font-size:12px;padding:8px 12px}.club-learning-topbar{padding:12px 16px;gap:12px;min-height:60px}.club-route-search{width:100%}.club-account-link span{display:none}.club-learning-header{padding:22px 20px;display:block}.club-learning-header h1{font-size:27px}.club-learning-header p{font-size:13px}.club-learning-header__metrics{margin-top:14px}.app-layout--sidebar .brutal-root [style*="minmax(320px"]{grid-template-columns:minmax(0,1fr)!important}.app-layout--sidebar .brutal-root [style*="minWidth"]{min-width:0!important}.app-layout--sidebar .brutal-root .container{padding-left:16px!important;padding-right:16px!important}.club-speaking-practice{grid-template-columns:minmax(0,1fr)}.app-layout--sidebar .brutal-root [style*="grid"]{max-width:100%}.club-account-link{padding:8px}}
@media(prefers-reduced-motion:reduce){.club-landing *,.app-layout--sidebar *{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}
@media(max-width:760px){.club-sidebar-toggle{display:grid;place-items:center;position:absolute;right:18px;top:13px;background:transparent;border:1px solid #e8e8e4;color:#172b4d;border-radius:9px;width:37px;height:37px;cursor:pointer}.app-layout--sidebar .global-learning-sidebar[data-mobile-open=false] .global-learning-sidebar__nav{display:none!important}.app-layout--sidebar .club-course-nav .global-learning-sidebar__link{width:auto!important;min-width:max-content;padding:8px 12px}.club-course-nav{scrollbar-width:thin}.app-layout--sidebar .club-course-nav{padding-top:10px}}
@media(max-width:760px){.app-layout--sidebar .global-learning-sidebar__nav{display:flex!important;overflow-x:auto}.app-layout--sidebar .global-learning-sidebar__nav .global-learning-sidebar__link{width:auto!important;flex:0 0 auto;font-size:11px;min-height:34px}.app-layout--sidebar .global-learning-sidebar__section-label,.app-layout--sidebar .global-learning-sidebar__footer{display:none!important}.club-learning-header .container{gap:8px!important}.club-learning-header .badge-brutal{display:none}.club-learning-header__crumb{font-size:10px}}
#toeic-workspace div:has(>button[title^="Câu "]){max-height:74px;overflow-y:auto;padding:2px}.app-layout--sidebar #toeic-workspace audio{min-width:0!important;width:100%}.app-layout--sidebar #listening-workspace .border-brutal-4 [style*="font-family: monospace"],.app-layout--sidebar #listening-workspace .border-brutal-4 [style*="color: rgb(228, 228, 231)"]{color:#172b4d!important}.app-layout--sidebar #listening-workspace .border-brutal-4 input[type=range]{accent-color:#167d8d!important}.app-layout--sidebar #listening-workspace .border-brutal-4 .btn-brutal-secondary{color:#172b4d!important;background:white!important}
.club-book-spread{display:grid;grid-template-columns:1fr 1fr;border-radius:12px;background:#f4f0e6;box-shadow:0 8px 22px #172b4d0b;padding:8px;position:relative}.club-book-page{min-width:0;background:linear-gradient(90deg,#fffdf8 95%,#e7e1d4);padding:12px;border-radius:8px 0 0 8px;animation:club-page-arrive .3s ease}.club-book-page+article{background:linear-gradient(90deg,#e7e1d4,#fffdf8 6%);border-radius:0 8px 8px 0;border-left:1px solid #d8d3c9}.club-book-page img{max-height:145px;object-fit:contain;width:100%}.club-book-word{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:18px}.club-book-word button{border:0;background:#e9f5f3;color:#167d8d;padding:5px;border-radius:50%;cursor:pointer}.club-book-ipa{display:block;font-size:12px;color:#607086;margin-top:6px}.club-book-page p{font-size:13px;margin-top:8px!important;line-height:1.6}.club-book-page blockquote{font-size:12px;color:#526880;line-height:1.8;margin:12px 0 0}.club-book-controls{display:flex;align-items:center;justify-content:center;gap:25px;margin-top:14px;font-size:12px}.club-book-controls button{display:grid;place-items:center;border:1px solid #e8e8e4;background:white;color:#167d8d;border-radius:50%;width:34px;height:34px;cursor:pointer}.club-book-controls button:disabled{opacity:.35;cursor:not-allowed}@keyframes club-page-arrive{from{opacity:.4;transform:perspective(800px) rotateY(-8deg)}to{opacity:1;transform:perspective(800px) rotateY(0)}}
.app-layout--sidebar .club-question-book [data-testid=flashcard-image-container]{min-height:145px!important;height:145px!important;border:1px solid #e8e8e4!important;border-radius:8px!important;box-shadow:none!important;background:#f6f5ef!important}.app-layout--sidebar .brutal-root button[style*="border: 2px solid"]{border:1px solid #d9e1e5!important;border-radius:8px!important}.app-layout--sidebar .brutal-root div[style*="border: 2px solid rgb(13"]{border:1px solid #e8e8e4!important;border-radius:12px!important;background:#fcfcfa!important}.app-layout--sidebar .brutal-root div[style*="border: 3px solid rgb(13"]{border:1px solid #e8e8e4!important;border-radius:12px!important}.club-question-book{overflow:hidden}.club-hero__scribble{right:-22px}
.app-layout--sidebar .writing-nav-bar{position:relative!important;top:auto!important;padding:23px 28px!important;border-radius:0!important;box-shadow:none!important;backdrop-filter:none!important;flex-wrap:wrap;gap:15px}.app-layout--sidebar .writing-nav-bar h1{font-size:30px!important;letter-spacing:-1px;line-height:1.35!important}.app-layout--sidebar .writing-nav-bar h1+p{font-size:12px!important;text-transform:none!important;letter-spacing:0!important;font-weight:500!important;margin-top:8px!important}.app-layout--sidebar .writing-workspace-shell{display:block;min-height:0}.app-layout--sidebar .writing-workspace-shell>.writing-context-nav{position:relative;top:auto;display:flex;flex-direction:row;width:100%;height:auto;min-width:0;min-height:0;gap:10px;align-items:center;padding:8px 22px;overflow-x:auto;white-space:nowrap;border-right:0;border-bottom:1px solid #e8e8e4;background:#faf8f3}.app-layout--sidebar .writing-context-nav__brand,.app-layout--sidebar .writing-context-nav__group-label{display:none}.app-layout--sidebar .writing-context-nav__group{display:flex;gap:7px;padding:0;margin:0;border:0}.app-layout--sidebar .writing-context-nav__item{min-width:max-content;width:auto;padding:10px 12px;border-radius:9px;font-size:12px}.app-layout--sidebar .writing-context-nav__item[aria-current=page]{background:#e0f0ef;color:#167d8d;box-shadow:inset 0 -2px #167d8d}.app-layout--sidebar .writing-context-nav__icon{color:#167d8d}.app-layout--sidebar .writing-exam-room-root>.writing-workspace-shell{overflow:visible}.app-layout--sidebar .glass-panel{backdrop-filter:none!important}.app-layout--sidebar .writing-sub-header{position:relative!important;top:auto!important}.app-layout--sidebar .writing-workspace-main>div{max-width:100%}.app-layout--sidebar .writing-right-col textarea{background:white!important;color:#172b4d!important}.app-layout--sidebar .writing-filter-group{min-width:0}.app-layout--sidebar .writing-select-topic{max-width:100%!important}.app-layout--sidebar .writing-nav-bar [style*="background: linear-gradient"]{background:#167d8d!important}
@media(max-width:760px){.app-layout--sidebar .writing-nav-bar h1{font-size:26px!important}.app-layout--sidebar .writing-nav-bar{padding:20px!important}.app-layout--sidebar .writing-context-nav__group{display:flex!important;flex-wrap:nowrap}.app-layout--sidebar .writing-split-container{flex-direction:column!important}.app-layout--sidebar .writing-left-col,.app-layout--sidebar .writing-right-col{width:100%!important;max-width:100%!important;flex-basis:auto!important;max-height:none!important}.club-book-spread{grid-template-columns:1fr 1fr}.club-book-page{padding:8px}.club-book-word{font-size:15px;overflow-wrap:anywhere}}
.club-local-note{position:fixed;right:22px;bottom:22px;z-index:55;color:#172b4d}.club-note-trigger{display:flex;align-items:center;gap:9px;background:#fff8e8;border:1px solid #e4d7b8;box-shadow:0 6px 20px #172b4d10;border-radius:12px;padding:12px 16px;cursor:pointer;font-size:12px;color:#172b4d}.club-local-note>section{width:min(350px,calc(100vw - 32px));border:1px solid #e4d7b8;border-radius:16px;background:#fff8e8;padding:18px;box-shadow:0 8px 30px #172b4d20}.club-local-note header{display:flex;align-items:center;justify-content:space-between;gap:10px}.club-local-note h2{font-size:16px;margin:0}.club-local-note header button{background:none;border:0;color:#172b4d;cursor:pointer;padding:6px}.club-local-note p{font-size:11px;line-height:1.7;color:#607086;margin:10px 0}.club-local-note textarea{display:block;width:100%;min-height:170px;max-height:60vh;resize:vertical;padding:12px;background:white;border:1px solid #e8e1d0;border-radius:10px;font:13px/1.8 inherit;color:#172b4d}.club-local-note footer{display:flex;align-items:center;gap:12px;margin-top:12px;font-size:11px}.club-local-note .club-button{padding:9px 12px;min-height:37px;font-size:12px}

.club-people { padding-bottom:0; }
.club-people-portraits { position:relative; background:#f9faf8; }
.club-people-portraits .club-person-portrait { position:absolute; inset:0; width:100%; height:100%; opacity:0; transform:scale(1.035) translateX(12px); transition:opacity 850ms ease,transform 1100ms cubic-bezier(.2,.7,.3,1); }
.club-people-portraits .club-person-portrait.is-active { opacity:1; transform:scale(1) translateX(0); }
.club-people-portraits .club-person-portrait--mvp { object-position:50% 32%; }
.club-people .club-person-profile { position:relative;inset:auto;min-width:0;max-width:none;width:100%;margin-top:16px;animation:club-profile-enter 500ms ease both;box-sizing:border-box; }
.club-person-source{display:block;font-size:10px;color:#738589;margin-top:10px}
.club-person-fee{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px;font-size:12px;color:#167d83}
.club-feature-preview{margin-top:22px;position:relative;min-width:0}.club-feature-preview>img{display:block;width:100%;height:190px;object-fit:cover;border-radius:17px;box-shadow:0 10px 28px #345c4610}.club-feature-preview__paper{position:relative;background:#ffffffed;border:1px solid #e5ebe2;border-radius:13px;padding:17px 18px;margin:-28px 12px 0;box-shadow:0 7px 18px #263f3b0d}.club-feature-preview__paper>span{display:block;color:#7d9487;font-size:8px;font-weight:750;letter-spacing:1.1px}.club-feature-preview__paper>strong{display:block;font-size:20px;margin:8px 0;color:#214856;line-height:1.4}.club-feature-preview--speaking .club-feature-preview__paper>strong{font-size:17px}.club-feature-preview__paper>p{font-size:12px!important;margin:7px 0 0!important;line-height:1.5!important;color:#708784!important;min-height:0!important}.club-feature-preview>small{display:block;font-size:9px;color:#7b8e86;line-height:1.6;margin:12px 4px 0}.club-tool{transition:transform .25s ease,box-shadow .25s ease}.club-tool:hover{transform:translateY(-4px);box-shadow:0 14px 28px #20463f13}@media(prefers-reduced-motion:reduce){.club-tool{transition:none}.club-tool:hover{transform:none}}
.club-person-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-top:15px}.club-person-gallery button{border:1px solid #e1e9e3;background:#fff;border-radius:12px;padding:5px;cursor:pointer;color:#526880;min-width:0}.club-person-gallery button[aria-pressed=true]{border:2px solid #167d83;padding:4px}.club-person-gallery img{display:block;width:100%;height:76px;object-fit:contain;background:#f8f4ed;border-radius:8px}.club-person-gallery span{display:block;font-size:10px;margin:7px 0 3px}.club-person-gallery small{grid-column:1/-1;color:#7b898c;font-size:10px;line-height:1.6}
.club-voices{padding-top:36px;padding-bottom:48px}.club-voices-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:28px}.club-voice{padding:26px;background:#fff;border:1px solid #e6ebe4;border-radius:22px;box-shadow:0 8px 24px #213f3d08}.club-voice img{width:80px;height:80px;object-fit:cover;border-radius:50%;display:block;margin-bottom:20px}.club-voice>span{font-size:9px;letter-spacing:1.2px;font-weight:750;color:#167d83}.club-voice h3{font-size:18px;margin:9px 0 18px;color:#193449}.club-voice blockquote{margin:0;font:italic 23px/1.5 Georgia,serif;color:#244a50}.club-voice p{font-size:12px;color:#708189;line-height:1.8}.club-voice small{display:block;font-size:10px;line-height:1.6;color:#879291}.club-voice:first-child{background:#eef5f1}
@media(max-width:850px){.club-voices-grid{grid-template-columns:1fr}.club-voice{padding:24px}.club-voice blockquote{font-size:22px}}
.club-people-portraits .club-person-portrait--quyen{object-fit:contain;object-position:center;background:#f3eadb}
.club-person-profile>svg { flex:none; color:#167d8d; margin-top:3px; }
.club-person-cycle{position:absolute;z-index:3;top:50%;display:grid;place-items:center;width:42px;height:42px;transform:translateY(-50%);border:1px solid #ffffffb8;border-radius:50%;background:#ffffffdf;color:#173f47;box-shadow:0 4px 16px #172b4d22;cursor:pointer;transition:background .18s,transform .18s}.club-person-cycle:hover{background:#fff;transform:translateY(-50%) scale(1.06)}.club-person-cycle--previous{left:14px}.club-person-cycle--next{right:14px}.club-person-cycle:focus-visible{outline:3px solid #e8b94f;outline-offset:3px}
.club-person-eyebrow { display:block; color:#167d8d; font-size:9px; letter-spacing:1.2px; font-weight:700; margin-bottom:7px; }
.club-person-profile strong { display:block; font-size:18px; }
.club-person-profile ul { padding-left:16px; margin:9px 0; font-size:12px; line-height:1.8; color:#526880; }
.club-person-score { display:inline-flex; align-items:center; gap:13px; border-radius:8px; background:#fff2cf; color:#785719; padding:7px 10px; font-size:11px; }
.club-person-score b { font-size:16px; }
.club-people-controls { position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:7px;margin-top:16px; }
.club-people-controls button { display:flex; align-items:center; justify-content:center; border:1px solid #dce8e6; border-radius:999px; padding:9px 14px; color:#526880; background:#fff; font-family:inherit; font-size:11px; cursor:pointer; min-height:35px; }
.club-people-controls button[aria-pressed=true] { background:#167d8d; border-color:#167d8d; color:#fff; }
.club-people-controls .club-people-pause { width:35px; padding:0; }
.club-people-controls button:focus-visible { outline:3px solid #f5c65f; outline-offset:3px; }
@keyframes club-profile-enter { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
@media(prefers-reduced-motion:reduce) { .club-people-portraits .club-person-portrait { transition:none; transform:none; }.club-person-profile { animation:none; } }
@media(max-width:760px) { .club-people { padding-bottom:0; }.club-people .club-person-profile { inset:auto!important;min-width:0;max-width:100%;padding:14px!important; }.club-person-profile strong { font-size:16px!important; }.club-person-profile ul { font-size:11px; }.club-person-score{flex-wrap:wrap;gap:5px}.club-person-score b{font-size:14px} }
.app-layout--sidebar { grid-template-columns: 232px minmax(0, 1fr) !important; }
.app-layout--sidebar .global-learning-sidebar { width:232px; padding:22px 15px; }
.app-layout--sidebar .global-learning-sidebar__link { min-height:43px; font-size:13px; border-radius:11px; }
.club-nav-group { margin:5px 0; }
.club-nav-group summary { display:flex; align-items:center; gap:12px; padding:13px 12px; color:#172b4d; font-size:13px; cursor:pointer; border-radius:10px; list-style:none; }
.club-nav-group summary::after { content:'⌄'; margin-left:auto; }
.club-nav-group[open] summary { background:#edf7f6; color:#167d8d; }
.club-nav-children { margin:5px 0 10px 18px; padding-left:9px; border-left:1px solid #dce9e7; }
.club-nav-children .global-learning-sidebar__link { padding-left:12px; }
.club-sidebar-story { display:flex; align-items:center; gap:8px; margin-top:auto; padding:34px 4px 12px; }
.club-sidebar-story img { width:65px; height:95px; object-fit:contain; }
.club-sidebar-story span { color:#345578; font:italic 16px/1.55 Georgia,serif; transform:rotate(-6deg); }
.club-learning-topbar { min-height:64px; gap:20px; padding:12px 27px; background:#fdfcf9; border-bottom:1px solid #eceee9; }
.club-route-search { max-width:650px; width:62%; }
.club-topbar-actions { display:flex; align-items:center; gap:18px; margin-left:auto; }
.club-topbar-note { display:flex; align-items:center; gap:9px; color:#172b4d; border:0; background:transparent; cursor:pointer; font-family:inherit; font-size:12px; font-weight:500; }
.club-account-link { padding-left:17px; border-left:1px solid #e4e8e5; }
.app-layout--sidebar .club-learning-header { padding:23px 27px 14px; }
.app-layout--sidebar .club-learning-header h1 { font-size:38px!important; line-height:1.2; letter-spacing:-1.2px; margin:10px 0 8px; }
.app-layout--sidebar .club-learning-header h1::after { content:''; display:inline-block; width:42px; height:4px; background:#f5c65f; margin-left:14px; border-radius:100%; transform:rotate(-8deg); }
.app-layout--sidebar .club-learning-header .badge-brutal { display:none; }
.club-learning-header-title { display:block!important; position:relative; }
.app-layout--sidebar .brutal-root .club-learning-header-title>button { position:absolute; left:0; top:0; min-height:23px!important; padding:3px 7px!important; font-size:10px!important; }
.club-learning-header-title:has(>button)>div>div:first-child { margin-left:95px; min-height:23px; line-height:23px; }
.app-layout--sidebar .club-learning-header>.container { position:relative; min-height:124px; padding-right:260px!important; }
.club-course-art { width:260px; position:absolute; right:0; bottom:0; pointer-events:none; }
.club-course-art svg { width:100%; display:block; }
.club-course-art--speaking { display:flex; align-items:center; gap:8px; padding-right:8px; width:250px; }
.club-course-art--speaking span { color:#345578; font:italic 15px/1.6 Georgia,serif; flex:none; transform:rotate(-6deg); }
.club-course-art--speaking svg { width:95px; }
.app-layout--sidebar .writing-nav-bar { position:relative!important; min-height:154px; padding-right:265px!important; }
.writing-nav-bar .club-course-art { bottom:5px; right:12px; width:265px; }
.app-layout--sidebar .writing-nav-bar h1 { font-size:37px!important; }
.app-layout--sidebar .brutal-root .container { max-width:1400px; }
.app-layout--sidebar .brutal-root .club-exam-heading { padding:17px 22px!important; background:#fff!important; }
.club-exam-layout { grid-template-columns:minmax(0,1.35fr) minmax(300px,.95fr); gap:18px; }
.club-exam-support { grid-column:2; grid-row:2 / span 5; min-width:0; display:flex; flex-direction:column; gap:16px; }
.club-strategy-panel,.club-theory-panel,.club-inline-note,.club-question-index { border:1px solid #e5e9e5; border-radius:16px; padding:20px; background:#fff; box-shadow:0 4px 18px #172b4d04; }
.club-strategy-panel h3,.club-theory-panel h3,.club-inline-note h3 { display:flex; align-items:center; gap:9px; margin:0 0 12px; color:#172b4d; font-size:17px; }
.club-strategy-panel p,.club-theory-panel p,.club-theory-panel li { font-size:13px; color:#50657b; line-height:1.85; white-space:pre-line; }
.club-strategy-steps { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; margin-top:15px; }
.club-strategy-steps span { border-radius:10px; padding:16px 8px; text-align:center; background:#eaf6f5; color:#167d8d; font-size:11px; font-weight:650; }
.club-strategy-steps span:nth-child(2) { background:#fff5dd; color:#936021; }
.club-strategy-steps span:nth-child(3) { background:#eef4fb; color:#345578; }
.club-inline-note { background:#fff8e9; }
.club-inline-note textarea { display:block; width:100%; min-height:112px; resize:vertical; padding:12px; border:1px solid #e5e1d3; border-radius:10px; background:#fff; color:#172b4d; font-family:inherit; font-size:13px; line-height:1.7; }
.club-inline-note small { display:block; font-size:10px; margin-top:9px; color:#768497; }
.club-theory-panel { background:linear-gradient(145deg,#fff,#eef7f7); }
.club-theory-topic { font-weight:700; color:#167d8d!important; }
.club-theory-panel h4 { font-size:13px; margin:15px 0 7px; }
.club-theory-table { overflow-x:auto; margin:12px 0; }
.club-theory-table table { border-collapse:collapse; width:100%; font-size:11px; }
.club-theory-table td,.club-theory-table th { border:1px solid #dde9e8; padding:9px; text-align:left; }
.club-theory-table th { background:#e9f5f3; }
.club-theory-callout { background:#fff9e9; padding:12px; border-radius:9px; }
.club-question-index { padding:0; }
.club-question-index>summary { padding:16px 20px; cursor:pointer; font-size:13px; font-weight:650; color:#172b4d; }
.club-question-index>summary>span { float:right; color:#167d8d; font-size:12px; }
.club-question-index .club-exam-navigator { margin:0!important; border:0!important; box-shadow:none!important; }
.club-question-index .club-exam-navigator>div:last-child { max-height:160px!important; }
.app-layout--sidebar #toeic-workspace .club-toeic-question { display:block; }
.app-layout--sidebar #toeic-workspace .club-toeic-question>div:has(>img) { padding:8px!important; background:#f8faf9!important; }
.app-layout--sidebar #toeic-workspace .club-toeic-question img { max-height:380px!important; width:100%; object-fit:contain; }
.app-layout--sidebar #toeic-workspace .club-toeic-question>div:has(>label) { grid-template-columns:repeat(2,minmax(0,1fr))!important; gap:10px!important; }
.app-layout--sidebar #toeic-workspace .club-toeic-question>div:has(audio) { background:#edf7f7!important; border:0!important; padding:10px!important; }
.app-layout--sidebar #thptqg-workspace .club-exam-questions>div>div:has(>label) { grid-template-columns:minmax(0,1fr)!important; gap:10px!important; }
.app-layout--sidebar #thptqg-workspace .club-exam-questions label { background:#fff!important; border:1px solid #dce5e9!important; border-radius:10px!important; min-height:48px; }
.app-layout--sidebar #thptqg-workspace .club-exam-questions label:has(input:checked) { background:#e9f5f3!important; border-color:#167d8d!important; }
.club-speaking-practice { grid-template-columns:minmax(0,1.38fr) minmax(330px,1fr); }
.club-speaking-practice>.card>h3 { font-size:25px!important; line-height:1.35!important; letter-spacing:-.7px; }
.app-layout--sidebar .brutal-root .club-speaking-recorder { background:#ebf7f8!important; padding:18px!important; margin:18px 0; border:0!important; box-shadow:none!important; }
.club-speaking-recorder h3 { font-size:15px!important; }
.club-speaking-recorder p { font-size:12px!important; margin-bottom:12px!important; }
.club-speaking-recorder div[style*="text-align: center"] { background:#e4f2f3!important; padding:16px!important; margin-bottom:12px!important; border:0!important; }
.club-speaking-recorder div[style*="font-size: 2.5rem"] { font-size:28px!important; color:#167d8d!important; }
.club-speaking-recorder>div:last-child { margin-top:12px!important; padding-top:12px!important; }
.club-speaking-recorder .btn-brutal-primary { min-height:43px; }
.club-speaking-support { gap:15px; }
.app-layout--sidebar .club-question-book { padding:18px!important; }
.club-book-page { min-height:335px; }
.club-question-book h3 { display:flex; align-items:center; gap:10px; }
.club-question-book h3>svg { color:#b8882b; background:#fff1cb; box-sizing:content-box; padding:8px; border-radius:50%; flex:none; }
.club-book-binding { position:absolute; top:10%; bottom:10%; left:calc(50% - 9px); width:18px; display:flex; flex-direction:column; justify-content:space-around; z-index:3; pointer-events:none; }
.club-book-binding>span { width:18px; height:8px; border:2px solid #a7b1b1; border-radius:50%; box-shadow:0 2px 2px #172b4d18; background:linear-gradient(180deg,#fff7,#d9e0e055); }
.club-listening-studio { grid-template-columns:minmax(0,1fr); }
.club-listening-studio>.club-listening-player,.club-listening-studio>.club-listening-parts,.club-listening-studio>.club-exam-questions,.club-listening-studio>.club-question-pager { grid-column:1; }
.club-listening-studio>.club-question-pager { grid-row:4; }
.club-listening-studio>.club-exam-questions { grid-row:3; }
.club-listening-studio>.club-practice-companion { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:20px; grid-column:1; grid-row:5; position:static; padding:0; background:none; border:0; }
.club-listening-study-tools { padding:20px; border:1px solid #e5e9e5; border-radius:16px; background:#eaf6f7; }
.club-listening-study-tools h2 { font-size:17px; margin:8px 0!important; }
.club-listening-study-tools p { margin-bottom:10px; }
.club-live-progress { margin:10px 0; padding:12px; }
.club-live-progress strong { font-size:19px; }
.app-layout--sidebar .writing-split-container { display:grid!important; grid-template-columns:minmax(0,1fr) minmax(0,1.05fr); gap:16px!important; min-height:0!important; overflow:visible!important; align-items:start; padding-bottom:28px; }
.app-layout--sidebar .writing-left-col { display:contents!important; }
.club-writing-prompt,.club-writing-resources { border:1px solid #e5e9e5!important; border-radius:15px; background:#fff!important; }
.club-writing-prompt { grid-column:1; grid-row:1; }
.club-writing-resources { grid-column:1; grid-row:2; }
.app-layout--sidebar .writing-right-col { grid-column:2; grid-row:1; min-height:475px; height:100%; border-top:1px solid #e5e9e5!important; }
.app-layout--sidebar .writing-split-container>.club-inline-note { grid-column:2; grid-row:2; }
.app-layout--sidebar #colResizeHandle { display:none; }
.club-hero { padding-top:24px; gap:45px; }
.club-hero__visual { padding-right:64px; }
.club-hero__scribble { right:0!important; width:74px; font-size:14px; overflow-wrap:normal; }
.club-entry-card { position:relative; min-height:228px; overflow:hidden; }
.club-entry-card>p { max-width:77%; }
.club-entry-illustration { position:absolute; right:0; bottom:0; width:105px; height:100px; object-fit:contain; pointer-events:none; }
.club-pathway-grid { display:flex; gap:12px; }
.club-pathway { flex:1; min-width:0; padding:13px!important; display:flex; align-items:center; justify-content:center; gap:10px; }
.club-pathway h3 { margin:0; font-size:13px; }
.club-pathway p,.club-pathway>span { display:none; }
@media(min-width:1051px) {
  .club-listening-question:has(img),.club-listening-question:has(.club-media-error) { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:18px; }
  .club-listening-question>div:first-child,.club-listening-question>p { grid-column:1/-1; }
  .club-listening-question>div:has(>img),.club-listening-question>div:has(.club-media-error) { grid-column:1; grid-row:3; align-self:start; }
  .club-listening-question>div:has(>label) { grid-column:2; grid-row:3; grid-template-columns:minmax(0,1fr)!important; align-self:start; }
}
@media(max-width:1050px) {
  .app-layout--sidebar { grid-template-columns:200px minmax(0,1fr)!important; }
  .app-layout--sidebar .global-learning-sidebar { width:200px; }
  .club-speaking-practice,.club-exam-layout { grid-template-columns:minmax(0,1fr); }
  .club-exam-support { grid-column:1; grid-row:auto; }
  .club-exam-layout>.club-exam-questions { grid-row:auto; }
  .club-exam-layout>.club-exam-heading { grid-column:1; }
  .app-layout--sidebar .writing-split-container { grid-template-columns:minmax(0,1fr); }
  .club-writing-prompt,.club-writing-resources,.app-layout--sidebar .writing-right-col,.app-layout--sidebar .writing-split-container>.club-inline-note { grid-column:1; grid-row:auto; }
  .club-writing-prompt { order:1; }.app-layout--sidebar .writing-right-col { order:2; }.club-writing-resources { order:3; }.writing-split-container>.club-inline-note { order:4; }
  .club-pathway-grid { flex-wrap:wrap; }.club-pathway { flex-basis:28%; }
}
@media(max-width:760px) {
  .app-layout--sidebar { display:block!important; }
  .app-layout--sidebar .global-learning-sidebar { width:100%; }
  .club-sidebar-story { display:none; }
  .club-course-nav { align-items:start; }
  .club-nav-group { flex:none; min-width:175px; }
  .club-nav-children { margin:0; border:0; }
  .club-nav-group[open] .club-nav-children { display:flex; gap:5px; }
  .club-nav-group summary { padding:8px; }
  .club-topbar-actions { gap:10px; }.club-topbar-note span { display:none; }
  .club-account-link { border:0; padding-left:0; }.club-account-link span { max-width:80px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
  .club-learning-topbar { padding:12px 18px; gap:12px; }
  .club-route-search { width:100%; }
  .app-layout--sidebar .club-learning-header { padding:20px 18px 12px; }
  .app-layout--sidebar .club-learning-header h1 { font-size:30px!important; }
  .club-listening-studio>.club-practice-companion { grid-template-columns:minmax(0,1fr); }
  .club-listening-question { display:block!important; }
  .app-layout--sidebar #toeic-workspace .club-toeic-question>div:has(>label) { grid-template-columns:minmax(0,1fr)!important; }
  .club-strategy-steps { grid-template-columns:repeat(3,minmax(0,1fr)); }
  .club-hero__visual { padding-right:0; }.club-hero__scribble { display:none; }
  .club-course-art { display:none; }
  .app-layout--sidebar .club-learning-header>.container { min-height:0; padding-right:0!important; }
  .app-layout--sidebar .writing-nav-bar { min-height:0; padding-right:18px!important; }
  .club-entry-card { min-height:225px; }.club-pathway { flex-basis:40%; }
}

/* Shared app navigation: sticky in the document flow, never a fixed overlay. */
@media(min-width:761px) {
  .app-layout--sidebar { display:grid!important; grid-template-columns:232px minmax(0,1fr)!important; grid-template-rows:1fr auto; align-items:start; transition:grid-template-columns 180ms ease; }
  .app-layout--sidebar > .global-learning-sidebar { position:sticky!important; inset:auto!important; top:0; grid-column:1; grid-row:1 / span 2; width:232px!important; min-width:0!important; max-width:232px!important; box-sizing:border-box; height:100vh; max-height:100vh; overflow-y:auto; overflow-x:hidden; z-index:30!important; }
  .app-layout--sidebar > main { grid-column:2; grid-row:1; min-width:0; margin:0!important; }
  .app-layout--sidebar > .footer { grid-column:2; grid-row:2; margin:0!important; }
  .app-layout--sidebar:has(> .global-learning-sidebar[data-desktop-collapsed="true"]) { grid-template-columns:4.5rem minmax(0,1fr)!important; }
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] { width:4.5rem!important; min-width:4.5rem!important; max-width:4.5rem!important; align-items:center!important; padding:12px 6px!important; }
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .global-learning-sidebar__brand > span:last-child,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .global-learning-sidebar__section-label,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .global-learning-sidebar__nav span,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .club-course-nav,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .route-subnav,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .club-sidebar-story,
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .global-learning-sidebar__footer > span:not(.global-learning-sidebar__status-dot),
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .club-sidebar-collapse span { display:none!important; }
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .global-learning-sidebar__link { width:3.25rem!important; justify-content:center!important; padding-inline:4px!important; }
  .app-layout--sidebar > .global-learning-sidebar[data-desktop-collapsed="true"] .club-sidebar-collapse { justify-content:center; padding:8px; }
  .club-sidebar-collapse { display:flex; align-items:center; justify-content:center; gap:6px; margin:9px 0 3px; padding:7px 9px; border:1px solid #e4eae7; border-radius:9px; color:#526880; background:#fff; cursor:pointer; font:600 11px/1.2 inherit; }
  .club-sidebar-toggle { display:none!important; }
}
@media(max-width:760px) {
  .app-layout--sidebar { display:block!important; }
  .app-layout--sidebar > .global-learning-sidebar { position:relative!important; inset:auto!important; display:flex!important; flex-wrap:wrap; align-items:center!important; gap:8px; width:100%!important; height:auto!important; max-height:none!important; min-height:0!important; padding:10px 14px!important; overflow:visible!important; border-right:0!important; border-bottom:1px solid #e3e9e7; box-shadow:0 3px 10px #172b4d08; }
  .app-layout--sidebar .global-learning-sidebar__brand { flex:1; min-width:0; padding:0!important; }
  .app-layout--sidebar .club-sidebar-toggle { position:static!important; display:flex!important; align-items:center; justify-content:center; gap:7px; width:auto!important; height:38px!important; padding:0 11px!important; border:1px solid #dfe8e5!important; border-radius:9px; color:#172b4d!important; background:#fff!important; font:600 12px/1 inherit; cursor:pointer; }
  .app-layout--sidebar .club-sidebar-collapse { display:none!important; }
  .app-layout--sidebar .global-learning-sidebar__section-label,
  .app-layout--sidebar .global-learning-sidebar__nav,
  .app-layout--sidebar .club-course-nav,
  .app-layout--sidebar #flipbook-topic-navigation-slot,
  .app-layout--sidebar .route-subnav,
  .app-layout--sidebar .global-learning-sidebar__footer { display:none!important; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .global-learning-sidebar__section-label { display:block!important; flex:0 0 100%; padding:5px 2px 0!important; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .global-learning-sidebar__nav { display:grid!important; flex:0 0 100%; grid-template-columns:repeat(2,minmax(0,1fr)); gap:4px; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .club-course-nav { display:grid!important; flex:0 0 100%; grid-template-columns:repeat(2,minmax(0,1fr)); gap:4px; overflow:visible!important; margin:0!important; padding:0!important; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] #flipbook-topic-navigation-slot,
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .route-subnav { display:block!important; flex:0 0 100%; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .global-learning-sidebar__link { display:flex!important; width:100%!important; min-width:0!important; min-height:40px!important; justify-content:flex-start!important; white-space:normal!important; padding:8px 10px!important; }
  .app-layout--sidebar .global-learning-sidebar[data-mobile-open="true"] .global-learning-sidebar__link > span { display:inline!important; }
  .app-layout--sidebar > main,.app-layout--sidebar > .footer { margin:0!important; }
}


/* One portrait at a time, blended into the hero. */
.club-hero--collage{position:relative;isolation:isolate;display:flex;align-items:center;min-height:620px;padding:64px 0 70px;overflow:clip;gap:0}
.club-hero--collage>.club-hero__copy{position:relative;z-index:2;width:49%;padding:20px 0;pointer-events:none}
.club-hero--collage .club-hero__copy a{pointer-events:auto}
.club-hero--collage .club-lead{max-width:450px}
.club-hero--collage h1{font-size:clamp(38px,4.4vw,65px)}
.club-hero-slideshow{position:absolute;inset:0 0 0 40%;z-index:1}
.club-hero-slides{position:absolute;inset:0;overflow:clip;pointer-events:none}
.club-hero-slides::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#faf9f4 0%,#faf9f4cc 12%,transparent 40%),linear-gradient(0deg,#faf9f4 0%,#faf9f4fa 12%,#faf9f4a3 24%,transparent 43%);z-index:1}
.club-hero-slide{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;object-position:50% 28%;opacity:0;transition:opacity 800ms ease;pointer-events:none}
.club-hero-slide.is-active{opacity:1}
.club-hero-slide--quyen{object-position:58% 28%}
.club-hero-slide-info{position:absolute;z-index:2;bottom:80px;left:29%;right:24px;min-height:108px;color:#172b4d}
.club-hero-slide-role{display:block;font-size:10px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:#167d8d}
.club-hero-slide-info>strong{display:block;font-size:28px;line-height:1.2;letter-spacing:-.6px;margin:9px 0 8px}
.club-hero-details{display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:0;border:0;background:transparent;color:#167d8d;font-family:inherit;font-size:13px;font-weight:600;line-height:1.4;cursor:pointer}
.club-hero-slide-controls{position:absolute;z-index:3;bottom:20px;left:24%;right:12px;display:flex;align-items:center;gap:12px}
.club-hero-slide-choice{flex:1;min-width:0;border:0;background:transparent;color:#596d79;padding:7px 0;cursor:pointer;text-align:left;font-family:inherit}
.club-hero-slide-choice>span{display:block;min-height:30px;font-size:10px;line-height:1.4}
.club-hero-slide-choice>i{display:block;position:relative;height:3px;border-radius:4px;overflow:hidden;background:#dce5df}
.club-hero-slide-choice b{display:block;height:100%;width:0;background:#167d8d}
.club-hero-slide-choice[aria-pressed=true]{color:#123b47;font-weight:750}
.club-hero-slide-choice[aria-pressed=true] b{width:100%}
.club-hero-slide-choice b.is-running{animation:club-hero-progress 7s linear both}
.club-hero-slide-pause{flex:none;display:grid;place-items:center;width:38px;height:38px;border:1px solid #dbe5df;border-radius:50%;background:#faf9f4;color:#167d8d;cursor:pointer}
.club-hero-slideshow button:focus-visible,.club-person-drawer button:focus-visible{outline:3px solid #167d8d;outline-offset:4px}
@keyframes club-hero-progress{from{width:0}to{width:100%}}
.club-person-dialog.club-person-drawer{position:fixed;inset:0;width:min(520px,100%);max-width:100%;height:100dvh;max-height:100dvh;margin:0 0 0 auto;padding:26px 28px 40px;box-sizing:border-box;border:0;border-left:1px solid #e3e9e3;border-radius:24px 0 0 24px;background:#faf9f4;color:#172b4d;overflow:auto;overscroll-behavior:contain}
.club-person-drawer[open]{animation:club-drawer-enter 260ms ease both}
.club-person-drawer::backdrop{background:#10263c66;backdrop-filter:blur(3px)}
.club-person-drawer__header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.club-person-drawer__header>span{font-size:9px;font-weight:700;letter-spacing:1.5px;color:#687c82}
.club-person-drawer .club-person-dialog__close{position:static;float:none;flex:none;display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid #e0e7e1;border-radius:50%;background:#fff;color:#172b4d;cursor:pointer}
.club-person-drawer .club-person-dialog__photo{height:340px;margin:0 0 24px;border-radius:16px;background:#eee9df;overflow:hidden}
.club-person-drawer .club-person-dialog__photo img{display:block;width:100%;height:100%;object-fit:contain}
.club-person-drawer .club-person-dialog__role{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:#167d8d}
.club-person-drawer h2{font-size:30px;line-height:1.2;margin:8px 0 16px}
.club-person-drawer p{font-size:14px;line-height:1.9}
.club-person-drawer>small{display:block;font-size:11px;line-height:1.6;color:#687e82;margin-top:16px}
.club-person-drawer .club-person-dialog__gallery{display:flex;gap:10px;margin-top:20px}
.club-person-drawer .club-person-dialog__gallery button{padding:3px;border:2px solid transparent;border-radius:10px;background:#fff;cursor:pointer}
.club-person-drawer .club-person-dialog__gallery button[aria-pressed=true]{border-color:#167d8d}
.club-person-drawer .club-person-dialog__gallery img{display:block;width:70px;height:70px;object-fit:cover;border-radius:6px}
@keyframes club-drawer-enter{from{opacity:0;transform:translateX(35px)}to{opacity:1;transform:translateX(0)}}
@media(max-width:1050px) and (min-width:761px){
 .club-hero--collage{min-height:580px}
 .club-hero--collage>.club-hero__copy{width:53%}
 .club-hero--collage h1{font-size:44px}
 .club-hero-slideshow{left:43%}
 .club-hero-slide-info{left:26%;right:12px}
 .club-hero-slide-info>strong{font-size:24px}
 .club-hero-slide-controls{left:17%;gap:8px;right:8px}
 .club-hero-slide-choice>span{font-size:9px}
}
@media(max-width:760px){
 .club-hero--collage{display:flex;flex-direction:column;min-height:0;padding:24px 0 10px;overflow:clip}
 .club-hero--collage>.club-hero__copy{width:100%;padding:0;pointer-events:auto}
 .club-hero--collage h1{font-size:clamp(34px,8.8vw,50px)}
 .club-hero-slideshow{position:relative;inset:auto;width:100%;height:480px;flex:none;margin-top:20px}
 .club-hero-slides::after{background:linear-gradient(0deg,#faf9f4 0%,#faf9f4 12%,#faf9f4ba 29%,transparent 53%),linear-gradient(180deg,#faf9f4,transparent 9%)}
 .club-hero-slide{object-position:50% 25%}
 .club-hero-slide-info{left:18px;right:18px;bottom:76px;min-height:95px}
 .club-hero-slide-info>strong{font-size:27px}
 .club-hero-slide-controls{left:18px;right:18px;bottom:10px;gap:10px}
 .club-hero-slide-choice>span{font-size:9px}
 .club-person-dialog.club-person-drawer{inset:auto 0 0;width:100%;height:auto;max-height:90dvh;margin:0;padding:20px 22px calc(28px + env(safe-area-inset-bottom));border:0;border-radius:24px 24px 0 0}
 .club-person-drawer .club-person-dialog__photo{height:280px}
 .club-person-drawer[open]{animation:club-sheet-enter 260ms ease both}
 @keyframes club-sheet-enter{from{opacity:0;transform:translateY(35px)}to{opacity:1;transform:translateY(0)}}
}
@media(prefers-reduced-motion:reduce){.club-hero-slide{transition:none}.club-hero-slide-choice b.is-running,.club-person-drawer[open]{animation:none}}


/* Catalogue pagination: accessible, responsive and always bound to API count. */
.roadmap-pagination { display:flex; align-items:center; justify-content:center; flex-wrap:wrap; gap:10px; margin:28px auto 8px; padding:16px 10px; border-top:1px solid #e0eae7; scroll-margin-top:24px; }
.roadmap-pagination > button,.roadmap-pagination__pages > button { min-width:39px; min-height:40px; padding:8px 12px; border:1px solid #c9dcda; border-radius:10px; background:#fff; color:#1d5661; font-weight:700; font-size:13px; line-height:1.2; font-family:inherit; cursor:pointer; }
.roadmap-pagination > button:disabled { opacity:.4; cursor:not-allowed; }
.roadmap-pagination__pages { display:flex; flex-wrap:wrap; justify-content:center; gap:5px; }
.roadmap-pagination__pages > button.is-active { background:#167d83; color:#fff; border-color:#167d83; box-shadow:0 3px 12px #167d8329; }
.roadmap-pagination button:focus-visible { outline:3px solid #e6b14e; outline-offset:2px; }
.roadmap-pagination__status { flex-basis:100%; text-align:center; font-size:12px; color:#64748b; }
#roadmap-results { scroll-margin-top:20px; }
@media(max-width:760px) { .roadmap-pagination { gap:7px; } .roadmap-pagination > button,.roadmap-pagination__pages > button { min-height:38px; min-width:36px; padding:7px 9px; } }
@media(prefers-reduced-motion:reduce) { .app-layout--sidebar { transition:none!important; } }
/* EnglishSA white-paper reader, aligned with the approved flipbook concept. */
.app-layout--sidebar .flipbook-explorer-page { max-width:1500px; padding:24px 28px; background:radial-gradient(ellipse at 95% 0,#cee5df90,transparent 40%),#eaf4f2; }
.app-layout--sidebar .flipbook-hero-banner { background:transparent!important; border:0!important; padding:0 4px 10px!important; box-shadow:none!important; margin-bottom:12px!important; }
.flipbook-hero-banner>.absolute,.flipbook-hero-badge { display:none!important; }
.app-layout--sidebar .flipbook-hero-title { font:700 34px/1.25 Georgia,serif!important; text-transform:none!important; letter-spacing:-.8px; }
.flipbook-hero-title span { color:#172b4d!important; }
.flipbook-hero-title::after { content:''; display:block; width:90px; height:3px; margin-top:9px; background:#c5a14c; border-radius:50%; transform:rotate(-3deg); }
.app-layout--sidebar .flipbook-hero-desc { font-size:15px!important; color:#345578!important; }
.flipbook-stats-bar:has(.flipbook-stats-left) { display:none; }
.demo-book-reader { padding:0 12px 22px; color:#172b4d; }
.demo-book-reader { position:relative; }
.demo-book-edge-nav { pointer-events:none; position:absolute; left:-7px; right:-7px; top:52%; display:flex; justify-content:space-between; }
.demo-book-edge-nav button { pointer-events:auto; display:grid; place-items:center; width:39px; height:39px; border:1px solid #dfe8e2; border-radius:50%; background:#fff; color:#345578; box-shadow:0 6px 15px #172b4d12; cursor:pointer; }
.demo-book-edge-nav button:disabled { opacity:.35; cursor:not-allowed; }
.demo-book-reader:fullscreen { overflow:auto; background:#eaf4f2; padding:25px; }
.demo-book-reader:fullscreen .demo-book-edge-nav { left:12px; right:12px; }
.app-layout--sidebar .demo-book-reader .flipbook-toolbar { display:flex; flex-wrap:wrap; gap:10px; border:0!important; border-radius:15px!important; background:#fffefc!important; padding:13px 17px!important; box-shadow:0 8px 20px #172b4d08!important; margin-bottom:22px; }
.demo-book-reader .flipbook-toolbar__heading { flex:1 1 150px; }
.demo-book-reader .flipbook-toolbar-title { font-family:Georgia,serif; color:#172b4d!important; text-transform:none; font-size:14px!important; }
.demo-book-reader .flipbook-toolbar-sub { color:#526880; font-size:11px; }
.demo-book-reader .flipbook-progress-pill { display:none; }
.demo-book-reader .flipbook-toolbar__actions { gap:8px; }
.demo-book-reader .flipbook-toolbar button,.demo-book-reader .flipbook-toolbar input,.demo-book-reader .flipbook-page-jump { color:#172b4d!important; background:#fff!important; border:1px solid #e0e8e5!important; border-radius:8px!important; }
.demo-book-reader .flipbook-toolbar button { min-height:32px; padding:6px 8px; }
.demo-book-reader .flipbook-spread-indicator { color:#526880; }
.demo-book-search { display:flex; align-items:center; gap:8px; background:#f7f9f8; padding:5px 8px; border:1px solid #e0e8e5; border-radius:20px; flex:1 1 210px; max-width:310px; }
.demo-book-reader .demo-book-search input { background:transparent!important; border:0!important; min-width:0; width:100%; font-size:12px; }
.demo-book-search button { font-size:11px; }
.demo-book-view-controls { display:flex; gap:5px; }
.demo-book-view-controls button { font-family:inherit; font-size:13px; }
.demo-book-status { font-size:13px; padding:10px; background:#fff4d8; border-radius:8px; }
.app-layout--sidebar .demo-book-reader .flipbook-book-container { display:grid; grid-template-columns:1fr 1fr; max-width:1260px; height:auto!important; min-height:630px!important; margin:0 auto; padding:9px; border:1px solid #b3aba0!important; border-radius:13px 18px 12px 10px!important; background:#d5cdc0!important; box-shadow:0 18px 32px #172b4d1f,0 3px 0 #c1b7a6,0 6px 0 #e0d8ca,0 9px 0 #ada294!important; align-items:stretch; overflow:visible!important; }
.app-layout--sidebar .demo-book-reader .flipbook-left-page,.app-layout--sidebar .demo-book-reader .flipbook-right-page { display:flex; flex-direction:column; padding:30px 34px 22px; min-height:610px; height:auto!important; border:0!important; border-radius:5px!important; color:#172b4d; overflow:visible!important; }
.app-layout--sidebar .demo-book-reader .flipbook-left-page { background:linear-gradient(90deg,#fdfdfb 0,#fff 5%,#fff 90%,#edf0ed 99%)!important; box-shadow:inset 4px 0 #e4e5df; }
.app-layout--sidebar .demo-book-reader .flipbook-right-page { background:linear-gradient(90deg,#e7ebe7 0,#fff 8%,#fff 95%,#f2f2ed 100%)!important; box-shadow:inset -4px 0 #e4e5df; }
.demo-book-reader .flipbook-spine-shadow { width:16px; opacity:.32; }
.demo-book-reader .flipbook-questions-header { margin-bottom:14px; padding-bottom:12px; border:0; }
.demo-book-reader .flipbook-unit-title { font:700 27px/1.3 Georgia,serif; color:#172b4d; }
.demo-book-reader .flipbook-unit-badge { border:0; padding:0; background:none; color:#167d8d; font:700 16px Georgia,serif; text-transform:none; }
.demo-book-reader .flipbook-unit-subtitle { display:none; }
.demo-book-question-focus { position:relative; padding-right:32px; margin:7px 0 16px; }
.demo-book-question-focus>span { font-size:10px; letter-spacing:1.2px; color:#607086; }
.demo-book-question-focus h3 { font:700 calc(var(--book-font-size) * 1.4)/1.35 Georgia,serif; margin:9px 0; }
.demo-book-question-focus button { position:absolute; right:0; top:27px; border:1px solid #d5e7e4; border-radius:50%; padding:7px; color:#167d8d; background:#eaf5f4; cursor:pointer; }
.demo-book-reader .flipbook-questions-list { flex:none; margin-bottom:18px; max-height:260px!important; overflow-y:auto!important; }
.demo-book-reader .flipbook-question-card { border:0!important; border-radius:11px; padding:10px 12px; background:transparent; box-shadow:none; }
.demo-book-reader .flipbook-question-card.is-selected { color:#172b4d!important; background:#e4f1f0!important; }
.demo-book-reader .flipbook-question-card p { color:#172b4d!important; font:400 calc(var(--book-font-size) * .88)/1.6 Georgia,serif!important; }
.demo-book-reader .flipbook-question-card.is-selected p { font-weight:600!important; }
.demo-book-reader .flipbook-part-pill { border-radius:20px; background:#e5eae7!important; color:#526880!important; font-size:10px; }
.demo-book-reader .flipbook-question-card.is-selected .flipbook-part-pill { background:#167d8d!important; color:#fff!important; }
.demo-book-answer-guide { background:#eaf4f4; border-radius:13px; padding:15px; margin:2px 0 15px; }
.demo-book-answer-guide h3 { margin:0 0 10px; font:700 15px Georgia,serif; }
.demo-book-answer-guide p { display:flex; gap:12px; margin:8px 0; font:400 calc(var(--book-font-size) * .8)/1.6 Georgia,serif; }
.demo-book-answer-guide b { display:grid; place-items:center; width:46px; min-width:46px; background:#d5eaea; padding:8px; border-radius:8px; }
.demo-book-answer-guide p:last-child b { background:#fff0c6; }
.demo-book-speaking { display:flex; align-items:center; gap:17px; margin:4px 0 16px; font-size:12px; }
.demo-book-speaking button { display:flex; align-items:center; gap:8px; background:#167d8d; border:0; border-radius:22px; color:white; padding:10px 17px; cursor:pointer; font:inherit; }
.demo-book-recording audio { width:100%; }.demo-book-recording a,.demo-book-recording small { display:block; font-size:11px; margin-top:5px; color:#526880; }
.demo-book-resources-title { display:flex; align-items:center; gap:12px; font:700 23px/1.35 Georgia,serif; margin:0 0 22px; }.demo-book-resources-title svg { color:#a88128; flex:none; }
.demo-book-vocabulary { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.demo-book-vocabulary .flipbook-vocab-card { border:1px solid #e5e7e1; border-radius:11px; overflow:hidden; background:#fdfdfb; padding:0; }
.demo-book-vocabulary [data-testid=flashcard-image-container] { height:170px!important; min-height:170px!important; border:0!important; border-radius:0!important; box-shadow:none!important; }
.demo-book-vocabulary img { width:100%; height:170px; object-fit:contain!important; }
.demo-book-vocab-copy { padding:12px; font-family:Georgia,serif; }
.demo-book-vocab-copy h3 { display:flex; gap:7px; align-items:center; font-size:calc(var(--book-font-size) * 1.1); margin:0 0 5px; overflow-wrap:anywhere; }
.demo-book-vocab-copy h3 button { color:#167d8d; border:0; border-radius:50%; background:#e5f3f1; padding:4px; cursor:pointer; flex:none; }
.demo-book-vocab-copy .flipbook-vocab-ipa { font-size:calc(var(--book-font-size) * .78); color:#607086; }
.demo-book-vocab-copy .flipbook-vocab-meaning { background:#fff1d2; border-radius:6px; padding:5px 8px; font-size:calc(var(--book-font-size) * .8); margin:8px 0; }
.demo-book-vocab-copy .flipbook-vocab-example { font-size:calc(var(--book-font-size) * .88); line-height:1.65; margin:10px 0 0; }
.demo-book-small-pager { display:flex; align-items:center; justify-content:center; gap:17px; margin:13px 0; color:#607086; font-size:11px; }
.demo-book-small-pager button { border:1px solid #e1e9e5; color:#167d8d; padding:5px; background:#fff; border-radius:50%; cursor:pointer; }
.demo-book-small-pager button:disabled { opacity:.35; cursor:not-allowed; }
.demo-book-model { background:#eaf3f8; border-radius:12px; margin:15px 0; padding:0 13px; }
.demo-book-model summary { cursor:pointer; padding:12px 0; font:600 14px Georgia,serif; }
.demo-book-model-answer { padding:10px 0; border-top:1px solid #d9e5e9; }
.demo-book-model-answer p { font:400 var(--book-font-size)/1.8 Georgia,serif; white-space:pre-line; }
.demo-book-model-answer button { display:flex; align-items:center; gap:7px; color:#167d8d; background:#fff; padding:6px 10px; border:1px solid #d9e5e9; border-radius:7px; cursor:pointer; font-size:11px; }
.demo-book-reader .club-inline-note { padding:13px; border:0; border-radius:11px; background:#fff4dd; }
.demo-book-reader .club-inline-note h3 { font:600 14px Georgia,serif; }.demo-book-reader .club-inline-note textarea { min-height:70px; font-size:13px; }
.demo-book-reader .flipbook-page-footer { display:flex; justify-content:space-between; gap:10px; margin-top:auto; padding-top:18px; border:0; font:11px Georgia,serif; color:#718193; }
.demo-book-toc h2 { font:700 28px Georgia,serif; margin:20px 0 7px; }.demo-book-toc>p { color:#607086; font-size:13px; margin-bottom:20px; }
.demo-book-toc .flipbook-toc-item { display:flex; align-items:center; gap:10px; width:100%; padding:12px 8px; border:0; border-bottom:1px solid #e3e9e4; border-radius:0; color:#172b4d; background:transparent; cursor:pointer; text-align:left; }
.demo-book-toc .flipbook-toc-item strong { flex:1; font:600 14px/1.4 Georgia,serif; }.demo-book-toc .flipbook-toc-item span,.demo-book-toc .flipbook-toc-item small { color:#718193; font-size:11px; }
.demo-book-reader .club-reader-leaf-front,.demo-book-reader .club-reader-leaf-back { padding:0; border-radius:5px; overflow:hidden; background:#fff!important; box-shadow:0 18px 36px #172b4d25; }
.demo-book-reader .club-reader-leaf .flipbook-left-page,.demo-book-reader .club-reader-leaf .flipbook-right-page { display:flex!important; height:100%!important; min-height:0; box-shadow:none; }
.demo-book-reader .club-reader-leaf-front::after,.demo-book-reader .club-reader-leaf-back::after { content:''; position:absolute; inset:0; background:linear-gradient(90deg,#172b4d12,transparent 35%,#172b4d18); pointer-events:none; }
.demo-book-library { margin-top:18px; border-radius:15px; border:1px solid #e1e9e5; background:#fffefc; padding:16px; }
.demo-book-shelf { display:flex; align-items:center; flex-wrap:wrap; gap:15px; padding:16px 20px; border:1px solid #e1e9e5; background:#fffefc; border-radius:15px; }
.demo-book-shelf h2 { display:flex; align-items:center; gap:10px; font:700 19px Georgia,serif; margin:0 auto 0 0; }
.demo-book-shelf button { display:flex; align-items:center; gap:10px; max-width:210px; font:500 12px/1.5 Georgia,serif; color:#345578; border:0; background:transparent; cursor:pointer; text-align:left; padding:4px; }
.demo-book-mini-cover { flex:none; display:grid; place-items:center; width:39px; height:51px; border-radius:3px 7px 7px 3px; background:linear-gradient(90deg,#85b8ae 0 8%,#d9ede7 9%); color:#167d8d; box-shadow:2px 3px 5px #172b4d18; border-right:3px solid #d2ded5; }
.demo-book-shelf button:nth-of-type(2) .demo-book-mini-cover { background:linear-gradient(90deg,#cfa658 0 8%,#fff0c7 9%); color:#936021; }
.demo-book-shelf button:nth-of-type(3) .demo-book-mini-cover { background:linear-gradient(90deg,#335a77 0 8%,#d8e7f1 9%); color:#345578; }
.demo-book-library>summary { display:flex; align-items:center; gap:12px; cursor:pointer; font:700 18px Georgia,serif; list-style:none; }
.demo-book-library>summary::after { content:'⌄'; margin-left:auto; }
.demo-book-library .flipbook-tabs-bar { margin-top:15px; padding:0!important; border:0!important; box-shadow:none!important; }
.demo-book-library .flipbook-tabs-list { gap:8px; }
.demo-book-library .flipbook-tab-btn { min-height:44px; white-space:normal; text-align:left; }
.demo-book-library .flipbook-tabs-label { color:#345578; }.demo-book-library .flipbook-tabs-label span { color:#345578; }
@media(max-width:1050px) { .demo-book-reader .flipbook-toolbar__heading { flex-basis:100%; }.app-layout--sidebar .demo-book-reader .flipbook-left-page,.app-layout--sidebar .demo-book-reader .flipbook-right-page { padding:23px 20px; }.demo-book-vocabulary { gap:8px; }.demo-book-vocabulary [data-testid=flashcard-image-container] { height:130px!important; min-height:130px!important; }.demo-book-vocabulary img { height:130px; } }
@media(max-width:767px) { .app-layout--sidebar .flipbook-explorer-page { padding:18px 10px; }.app-layout--sidebar .flipbook-hero-title { font-size:27px!important; }.demo-book-reader { padding:0 0 20px; }.app-layout--sidebar .demo-book-reader .flipbook-book-container { display:block; min-height:0!important; padding:5px; }.app-layout--sidebar .demo-book-reader .flipbook-left-page,.app-layout--sidebar .demo-book-reader .flipbook-right-page { min-height:0; padding:23px 19px; }.app-layout--sidebar .demo-book-reader .is-mobile-hidden { display:none!important; }.demo-book-reader .flipbook-mobile-toggle { background:#dceeea; border-radius:12px; padding:4px; }.demo-book-reader .flipbook-mobile-toggle button { color:#345578; background:none; border:0; padding:9px; font-size:12px; }.demo-book-reader .flipbook-mobile-toggle button.is-active { color:#167d8d; background:#fff; border-radius:9px; }.demo-book-reader .club-reader-leaf { width:100%; }.demo-book-search { max-width:none; }.demo-book-reader .flipbook-toolbar { gap:8px!important; }.demo-book-resources-title { font-size:21px; }.demo-book-vocab-copy { padding:10px; }.demo-book-reader .flipbook-book-container .flipbook-page-footer { margin-top:20px; } }
@media(prefers-reduced-motion:reduce) { .demo-book-reader * { animation:none!important; transition:none!important; } }
@media(max-width:767px) { .demo-book-edge-nav { display:none; }.demo-book-shelf { gap:10px; }.demo-book-shelf h2 { width:100%; }.demo-book-shelf button { max-width:100%; } }
/* White-paper atelier: scoped to the live reader, never a screenshot overlay. */
.app-layout--sidebar:has(.atelier-topic-rail){grid-template-columns:var(--book-nav-width,232px) minmax(0,1fr)!important}
.global-learning-sidebar:has(.atelier-topic-rail){width:100%;padding:20px 14px;min-width:0}
.global-learning-sidebar:has(.atelier-topic-rail) .club-course-nav,.global-learning-sidebar:has(.atelier-topic-rail) .club-sidebar-story{display:none}
.global-learning-sidebar:has(.atelier-topic-rail)>.global-learning-sidebar__section-label{display:none}
.global-learning-sidebar:has(.atelier-topic-rail[data-mode=compact]) .global-learning-sidebar__brand strong,.global-learning-sidebar:has(.atelier-topic-rail[data-mode=compact]) .global-learning-sidebar__link span,.global-learning-sidebar:has(.atelier-topic-rail[data-mode=hidden]) .global-learning-sidebar__brand strong{display:none}
.global-learning-sidebar:has(.atelier-topic-rail[data-mode=hidden]) .global-learning-sidebar__nav{display:none}
.global-learning-sidebar:has(.atelier-topic-rail[data-mode=compact]) .global-learning-sidebar__link{justify-content:center;padding:10px}
.global-learning-sidebar:has(.atelier-topic-rail[data-mode=hidden]){padding:20px 5px}
.atelier-topic-rail{position:relative;margin-top:18px;border-top:1px solid #dce7df;padding-top:16px;color:#193449;min-width:0}.atelier-topic-rail header{display:flex;align-items:center;gap:7px;font-size:12px}.atelier-topic-rail header strong{flex:1}.atelier-topic-rail header button{border:0;background:none;color:#436b71;display:grid;place-items:center;padding:6px;cursor:pointer}.atelier-topic-rail[data-mode=compact] header>svg,.atelier-topic-rail[data-mode=hidden] header>svg{display:none}.atelier-topic-rail[data-mode=hidden] header{justify-content:center}
.atelier-topic-search{display:flex;align-items:center;gap:6px;border:1px solid #dee9e0;background:#fff;border-radius:9px;padding:8px;margin:14px 0 10px}.atelier-topic-search input{width:100%;min-width:0;border:0;background:none;font-family:inherit;font-size:11px;color:#436b71;outline:none}.atelier-topic-search:focus-within{outline:2px solid #26898b}
.atelier-topic-rail nav{max-height:48dvh;overflow-y:auto;scrollbar-width:thin;display:grid;gap:5px;margin-top:10px}.atelier-topic-rail nav button{display:flex;align-items:center;gap:8px;text-align:left;min-height:39px;padding:9px 8px;border:0;border-radius:10px;background:transparent;color:#496477;cursor:pointer;font-family:inherit;font-size:12px}.atelier-topic-rail nav button span{font-size:10px;color:#749188;flex:none}.atelier-topic-rail nav button strong{font-weight:550;flex:1;overflow-wrap:anywhere}.atelier-topic-rail nav button small{color:#81948b;font-size:10px}.atelier-topic-rail nav button[aria-current=page]{background:#dceee7;color:#176f76}.atelier-topic-rail[data-mode=compact] nav button{justify-content:center}.atelier-nav-resize{position:absolute;right:-14px;top:0;bottom:0;width:9px;cursor:col-resize;touch-action:none;border-radius:5px}.atelier-nav-resize:hover,.atelier-nav-resize:focus-visible{background:#167d8325;outline:2px solid #167d83}
.app-layout--sidebar .flipbook-explorer-page{max-width:none;padding:16px 22px 28px;background:#faf9f5}
.app-layout--sidebar .flipbook-hero-banner{margin-bottom:4px!important;padding-bottom:5px!important}.app-layout--sidebar .flipbook-hero-title{font-size:22px!important;letter-spacing:-.5px}.flipbook-hero-title::after{display:none}.app-layout--sidebar .flipbook-hero-desc{font-size:12px!important;margin-top:5px}
.atelier-book-workspace{padding:12px 0 20px}.atelier-book-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:0;align-items:start}.atelier-reading-desk{min-width:0;position:relative}.atelier-book-workspace>.atelier-topic-rail{max-width:280px}
.atelier-book-workspace .demo-book-stage{perspective:1800px;padding:5px 0 12px}
.app-layout--sidebar .atelier-book-workspace .flipbook-book-container{height:clamp(570px,calc(100dvh - 195px),820px)!important;min-height:570px!important;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;padding:6px;border:1px solid #bbb9b0!important;border-radius:10px 13px 12px 9px!important;background:#d9d9d0!important;overflow:hidden!important;box-shadow:0 15px 28px #273d3c20,0 3px 0 #f6f6ed,0 5px 0 #b9bdb2,0 7px 0 #f4f4eb!important;isolation:isolate}
.app-layout--sidebar .atelier-book-workspace .flipbook-left-page,.app-layout--sidebar .atelier-book-workspace .flipbook-right-page{position:relative!important;width:auto!important;height:100%!important;min-height:0!important;overflow-y:auto!important;overflow-x:hidden!important;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c6cdc5 transparent;padding:27px 24px 20px;color:#193449;scroll-behavior:auto}
.app-layout--sidebar .atelier-book-workspace .flipbook-left-page{border-radius:4px 0 0 4px!important;background:linear-gradient(90deg,#f8f9f3,#fff 6%,#fff 92%,#e4e7df)!important}
.app-layout--sidebar .atelier-book-workspace .flipbook-right-page{border-radius:0 4px 4px 0!important;background:linear-gradient(90deg,#e2e6dc,#fff 8%,#fff 95%,#f8f8f1)!important}
.atelier-book-workspace .flipbook-left-page>div{height:auto!important;min-height:100%}.atelier-book-workspace .flipbook-questions-list{flex:none;max-height:210px;margin:14px 0}.atelier-book-workspace .flipbook-question-card{padding:10px!important}.atelier-book-workspace .flipbook-unit-title{font:700 clamp(29px,3vw,44px)/1.15 Georgia,serif!important;letter-spacing:-1px}.atelier-book-workspace .demo-book-question-focus h3{font:700 clamp(19px,1.8vw,26px)/1.4 Georgia,serif!important}.atelier-book-workspace .flipbook-unit-badge{background:transparent!important;border:0!important;color:#b38d38!important;font:700 14px Georgia,serif!important}
.atelier-book-workspace .flipbook-spine-shadow{position:absolute;top:6px;bottom:6px;left:50%;width:28px;transform:translateX(-50%);background:linear-gradient(90deg,transparent,#182d3b0b 40%,#182d3b22 50%,#fff7 56%,transparent);pointer-events:none;z-index:3}
.atelier-book-workspace .demo-book-vocabulary{grid-template-columns:1fr;gap:16px}.atelier-book-workspace .demo-book-vocabulary .flipbook-vocab-card{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.9fr);min-height:178px;border-radius:14px;background:#fffefa}.atelier-book-workspace .demo-book-vocab-copy{grid-column:1;grid-row:1;padding:16px 13px;min-width:0}.atelier-book-workspace .demo-book-vocab-copy h3{font:italic 700 24px/1.3 Georgia,serif}.atelier-book-workspace .demo-book-vocab-copy .flipbook-vocab-meaning{background:none;padding:0;font-size:14px}.atelier-book-workspace .demo-book-vocab-copy .flipbook-vocab-example{padding-top:9px;font-size:13px;line-height:1.65;border-top:1px solid #f0eada}
.atelier-book-workspace .demo-book-vocabulary [data-testid=flashcard-image-container]{grid-column:2;grid-row:1;height:100%!important;min-height:178px!important;margin:0!important;background:#f4f3e9!important;align-self:stretch}.atelier-book-workspace .demo-book-vocabulary img{height:100%!important;min-height:178px;object-fit:contain!important}.atelier-book-workspace .demo-book-resources-title{font:700 22px/1.3 Georgia,serif;margin-bottom:18px}.atelier-book-workspace .demo-book-model{background:#f0f5ef}
.app-layout--sidebar .atelier-book-workspace .flipbook-toolbar{margin:15px auto 0;padding:10px 12px!important;background:#ffffffdd!important;border:1px solid #e4e8de!important;box-shadow:0 5px 18px #18322a09!important;gap:8px!important}.atelier-book-workspace .flipbook-toolbar__heading{display:none}.atelier-book-workspace .flipbook-toolbar__actions{justify-content:center;flex-wrap:wrap;width:100%;gap:7px}.atelier-book-workspace .demo-book-edge-nav{display:none}.atelier-book-workspace .flipbook-page-footer{font-size:10px}
.atelier-reading-companion{min-width:0;padding-top:5px}.atelier-notes-toggle{display:block;margin-left:auto;border:0;background:transparent;color:#708580;font-size:11px;cursor:pointer;padding:6px}.atelier-reading-companion .club-inline-note{border:1px solid #e3e8de!important;border-radius:15px!important;background:#fff!important;padding:16px!important;box-shadow:0 8px 20px #21383208}.atelier-reading-companion .club-inline-note h3{font-family:inherit;font-size:14px;font-weight:700;line-height:1.5;display:flex;gap:7px;align-items:center;color:#1c5862;margin:0 0 14px}.atelier-reading-companion .club-inline-note textarea{width:100%;box-sizing:border-box;min-height:220px;background:#fdfdfa;border:1px solid #e8ece3;border-radius:9px;padding:12px;color:#193449;font-family:inherit;font-size:13px;line-height:1.8;resize:vertical}.atelier-reading-companion .club-inline-note small{display:block;font-size:10px;line-height:1.6;color:#88958b;margin-top:10px}
.atelier-miu{margin-top:24px;text-align:center}.atelier-miu>p{background:#fffdf5;border:1px solid #efe8d5;border-radius:16px 16px 4px 16px;padding:10px;color:#496e72;font-size:12px;line-height:1.7;margin:0 5px 0}.atelier-miu-pet{display:block;position:relative;margin:auto;background:none;border:0;cursor:pointer;width:144px;height:144px;padding:0}.atelier-miu-pet img{width:100%;height:100%;object-fit:contain}.atelier-miu-pet span{position:absolute;top:14px;right:9px;color:#d28d6a;font-size:21px}.atelier-miu[data-happy=true][data-visible=true] .atelier-miu-pet{animation:atelier-miu-nod 500ms ease 2}.atelier-miu[data-resting=true] img{opacity:.75}.atelier-miu>div{display:flex;justify-content:center;gap:8px;padding:6px;background:#fff;border:1px solid #e7eade;border-radius:999px}.atelier-miu>div button,.atelier-miu-restore{border:0;background:#f0f6f1;color:#257d82;border-radius:999px;padding:8px;cursor:pointer;display:flex;gap:6px;align-items:center;justify-content:center}.atelier-miu small{display:block;font-size:9px;color:#94a08f;margin-top:8px}.atelier-miu-restore{margin:24px auto}.atelier-miu[data-visible=false] *{animation:none!important}
@keyframes atelier-miu-nod{50%{transform:translateY(-5px) rotate(-3deg)}}
.atelier-page-skeleton{display:grid;gap:12px;min-height:145px}.atelier-page-skeleton span{height:17px;border-radius:6px;background:#e7efea;animation:atelier-skeleton-pulse 1400ms ease-in-out infinite}.atelier-page-skeleton span:first-child{height:35px;width:85%}.atelier-page-skeleton span:last-child{width:60%}@keyframes atelier-skeleton-pulse{50%{opacity:.5}}
.atelier-book-workspace .club-reader-leaf{z-index:6;border-radius:3px;transform-style:preserve-3d}.atelier-book-workspace .club-reader-leaf-front,.atelier-book-workspace .club-reader-leaf-back{background:#fff!important;backface-visibility:hidden;overflow:hidden}
.atelier-book-workspace .club-reader-leaf--next{animation:atelier-paper-next 680ms cubic-bezier(.25,.6,.3,1) forwards}.atelier-book-workspace .club-reader-leaf--prev{animation:atelier-paper-prev 680ms cubic-bezier(.25,.6,.3,1) forwards}
@keyframes atelier-paper-next{0%{transform:rotateY(0) translateZ(0)}45%{transform:rotateY(-70deg) translateZ(12px) skewY(-1deg)}100%{transform:rotateY(-180deg) translateZ(0)}}
@keyframes atelier-paper-prev{0%{transform:rotateY(0) translateZ(0)}45%{transform:rotateY(70deg) translateZ(12px) skewY(1deg)}100%{transform:rotateY(180deg) translateZ(0)}}
@media(max-width:1100px){.atelier-book-layout{grid-template-columns:minmax(0,1fr)}.atelier-reading-companion{display:grid;grid-template-columns:minmax(0,1fr) 180px;gap:16px;align-items:start}.atelier-notes-toggle{grid-column:1/-1}.atelier-reading-companion .club-inline-note textarea{min-height:130px}.atelier-miu{margin-top:0}}
@media(max-width:767px){.app-layout--sidebar .flipbook-explorer-page{padding:12px 10px}.atelier-book-layout{display:block}.app-layout--sidebar .atelier-book-workspace .flipbook-book-container{display:block;height:560px!important;min-height:560px!important}.atelier-book-workspace .flipbook-left-page,.atelier-book-workspace .flipbook-right-page{height:100%!important}.atelier-book-workspace .is-mobile-hidden{display:none!important}.atelier-reading-companion{margin-top:16px;grid-template-columns:minmax(0,1fr) 125px;gap:9px}.atelier-miu-pet{width:112px;height:112px}.atelier-miu>p{font-size:10px;padding:7px}.global-learning-sidebar #flipbook-topic-navigation-slot{display:none}.atelier-topic-rail{display:none}.atelier-book-workspace .demo-book-vocab-copy h3{font-size:22px}.atelier-book-workspace .demo-book-stage{padding-top:10px}}
@media(prefers-reduced-motion:reduce){.atelier-book-workspace *,.atelier-topic-rail *{animation:none!important;transition:none!important}}

/* Loading belongs to the physical book stage, never to a separate panel above it. */
.flipbook-book-container .flipbook-book-loading-overlay{position:absolute;inset:0;z-index:15;display:flex;align-items:center;justify-content:center;padding:clamp(12px,3vw,28px);background:rgba(250,250,245,.96);pointer-events:auto}
.flipbook-book-loading-overlay .learning-loading{width:100%;max-width:1100px;padding:0}
.flipbook-book-loading-overlay .learning-loading-status{justify-content:center;text-align:center}
.flipbook-book-loading-overlay .learning-loading-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.flipbook-book-loading-overlay .learning-loading-card{min-height:min(42vh,360px)}
@media(max-width:767px){.flipbook-book-loading-overlay .learning-loading-grid{grid-template-columns:1fr}.flipbook-book-loading-overlay .learning-loading-card:nth-child(2){display:none}}