@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;500;600;700&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600&display=swap');

:root {
  --primary: #17324D;
  --primary-dark: #111B2A;
  --primary-mid: #315F7B;
  --accent: #3E7B78;
  --accent-dark: #2F6865;
  --accent-light: #E6EFEC;
  --mint: #34D399;
  --mint-dark: #059669;
  --mint-light: #D1FAE5;
  --amber: #F59E0B;
  --amber-light: #FEF3C7;
  --rose: #F43F5E;
  --rose-light: #FFE4E6;
  --slate: #475569;
  --slate-light: #CBD5E1;
  --white: #FFFFFF;
  --offwhite: #FBFAF7;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-900: #0F172A;
  --heading: 'Source Sans 3', 'Aptos', 'Segoe UI', system-ui, sans-serif;
  --serif: 'Source Serif 4', 'Iowan Old Style', Georgia, serif;
  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 14px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.1);
  --max-width: 960px;
  --wide-width: 1200px;
  --nav-height: 72px;
  --toc-width: 260px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--white);
  color: var(--gray-900);
  font-family: var(--heading);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ══════════════════════════════════════════
   NAVIGATION
   ══════════════════════════════════════════ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  height: var(--nav-height);
}

.nav-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-brand:hover { text-decoration: none; }

.nav-logo {
  height: 24px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 24px 18px;
  color: var(--gray-600);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  border-bottom: 3px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-links a:hover {
  color: var(--primary);
  border-bottom-color: var(--gray-200);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--primary);
  font-weight: 700;
  border-bottom-color: var(--accent);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gray-900);
  font-size: 22px;
  cursor: pointer;
  padding: 4px;
}

/* ══════════════════════════════════════════
   HERO SECTION (Homepage)
   ══════════════════════════════════════════ */
.hero {
  background: linear-gradient(170deg, #0d2240 0%, var(--primary) 40%, #091729 100%);
  color: var(--white);
  padding: 100px 40px 0;
  position: relative;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: center;
}
.hero-brand { display: inline-block; margin-bottom: 26px; }
.hero-brand img { height: 46px; width: auto; display: block; }

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding-bottom: 90px;
  text-align: center;
}

.hero h1 {
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.06;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
  color: var(--white);
}

.hero h1 .light {
  font-weight: 300;
  color: rgba(255,255,255,0.65);
}

.hero .hero-desc {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: rgba(255,255,255,0.55);
  max-width: 560px;
  margin: 0 auto;
  font-weight: 400;
  line-height: 1.75;
  font-style: italic;
}

/* ── Colorblock Row ── */
.colorblock-row {
  background: var(--white);
  padding: 0 40px;
}

.colorblock-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  transform: translateY(-36px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
}

.colorblock {
  padding: 32px 24px 28px;
  color: var(--white);
  text-decoration: none;
  display: block;
  transition: filter var(--transition), transform var(--transition);
  position: relative;
}

.colorblock:hover {
  filter: brightness(1.12);
  text-decoration: none;
  transform: translateY(-3px);
}

.colorblock h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; color: var(--white); }
.colorblock p { font-size: 13px; opacity: 0.75; margin-bottom: 0; color: var(--white); }

.colorblock-arrow {
  display: inline-block;
  font-size: 1.2rem;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  margin-top: 8px;
  color: var(--white);
}

.colorblock:hover .colorblock-arrow {
  opacity: 0.9;
  transform: translateX(0);
}
.colorblock--1 { background: var(--primary-mid); }
.colorblock--2 { background: var(--accent); }
.colorblock--3 { background: var(--mint-dark); }
.colorblock--4 { background: var(--amber); }

/* ══════════════════════════════════════════
   CONTENT SECTIONS
   ══════════════════════════════════════════ */
.section {
  padding: 64px 40px 72px;
  position: relative;
}

.section-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.section-inner-narrow {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.section--white { background: var(--white); }

.section--light {
  background: var(--offwhite);
  position: relative;
  overflow: hidden;
}

.section--light::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,.05) 0%, transparent 70%);
}

.section--blue-light {
  background: linear-gradient(180deg, #EBF3FB 0%, var(--offwhite) 100%);
  position: relative;
  overflow: hidden;
}

.section--blue-light::before {
  content: '';
  position: absolute;
  left: -60px;
  bottom: -60px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,.06) 0%, transparent 70%);
}

.section--teal-light { background: linear-gradient(180deg, #E0F2F1 0%, var(--offwhite) 100%); }
.section--warm { background: linear-gradient(180deg, #FEF3C7 0%, var(--offwhite) 100%); }

.section--dark {
  background: var(--primary);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.section--dark::before {
  content: '';
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,.08) 0%, transparent 70%);
}

.section--dark::after {
  content: '';
  position: absolute;
  left: 10%;
  top: -100px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52,211,153,.05) 0%, transparent 70%);
}

.section--dark h2,
.section--dark h3,
.section--dark p,
.section--dark .stat-label { color: var(--white); }
.section--dark p { color: rgba(255,255,255,0.8); }

.section--teal {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.section--teal::before {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.06) 0%, transparent 70%);
}

.section--teal h2,
.section--teal h3,
.section--teal p { color: var(--white); }
.section--teal p { color: rgba(255,255,255,0.85); }

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
}

.section--dark .section-eyebrow,
.section--teal .section-eyebrow { color: rgba(255,255,255,0.5); }

.section h2 {
  font-size: 2.4rem;
  font-weight: 900;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--primary);
}

.section--dark .section h2,
.section--dark h2 { color: var(--white); }

.section-subdesc {
  font-family: var(--serif);
  font-size: 1.02rem;
  color: var(--gray-600);
  max-width: 1000px;
  margin-bottom: 40px;
  font-style: italic;
}

/* ── Colored Section Headings ── */
.section-heading--accent { color: var(--accent); }
.section-heading--mint { color: var(--mint-dark); }
.section-heading--rose { color: var(--rose); }
.section-heading--amber { color: var(--amber); }
.section-heading--primary { color: var(--primary); }

/* ── Two Column Layout ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.two-col--wide-left { grid-template-columns: 1.3fr 1fr; }
.two-col--wide-right { grid-template-columns: 1fr 1.3fr; }

/* ══════════════════════════════════════════
   STAT GRID
   ══════════════════════════════════════════ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.stat-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
}

.section--dark .stat-item {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}

.section--dark .stat-value { color: var(--white); }
.section--teal .stat-value { color: var(--white); }

.stat-label {
  font-size: 0.82rem;
  color: var(--gray-400);
  line-height: 1.4;
}

.section--dark .stat-label { color: rgba(255,255,255,0.6); }

/* ══════════════════════════════════════════
   RISK CARDS (Never-skilling, Deskilling, Mis-skilling)
   ══════════════════════════════════════════ */
.risk-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.risk-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: box-shadow var(--transition), transform var(--transition);
  background: var(--white);
}

.risk-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  transform: translateY(-3px);
}

.risk-card-header {
  padding: 24px 24px 18px;
  color: var(--white);
}

.risk-card--never .risk-card-header { background: var(--primary); }
.risk-card--de .risk-card-header { background: var(--accent-dark); }
.risk-card--mis .risk-card-header { background: var(--rose); }

.risk-card-header h3 {
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 0 4px;
}

.risk-card-header p {
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
  margin: 0;
}

.risk-card-body {
  padding: 24px;
}

.risk-card-body p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 14px;
}

.risk-card-body p:last-child { margin-bottom: 0; }

.risk-card-example {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-top: 10px;
}

.example-title {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.risk-card--never .example-title { color: var(--primary); }
.risk-card--de .example-title { color: var(--accent-dark); }
.risk-card--mis .example-title { color: var(--rose); }

.risk-card-example p {
  font-size: 14px;
  margin-bottom: 0;
}

/* ══════════════════════════════════════════
   ACTION CARDS (CTA links)
   ══════════════════════════════════════════ */
.action-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.action-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-decoration: none;
  color: var(--white);
  display: block;
  transition: all var(--transition);
}

.action-card:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--accent);
  text-decoration: none;
}

.action-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--white);
}

.action-card p {
  font-size: 13px;
  opacity: 0.7;
  margin: 0;
  color: var(--white);
}

.action-card .card-arrow {
  display: none;
}

.section--white .action-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  color: var(--gray-900);
}

.section--white .action-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.section--white .action-card h3 { color: var(--gray-900); }
.section--white .action-card p { color: var(--gray-600); opacity: 1; }

/* ══════════════════════════════════════════
   FEATURE BLOCKS (for audience pages)
   ══════════════════════════════════════════ */
.feature-block {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 20px;
}

.feature-block h3 {
  font-size: 1.1rem;
  margin: 0 0 12px;
}

.feature-block p { font-size: 0.92rem; color: var(--gray-600); }
.feature-block p:last-child { margin-bottom: 0; }

.feature-block--blue { border-left: 4px solid var(--primary); }
.feature-block--teal { border-left: 4px solid var(--mint-dark); }
.feature-block--orange { border-left: 4px solid var(--amber); }
.feature-block--green { border-left: 4px solid var(--mint); }
.feature-block--rose { border-left: 4px solid var(--rose); }

/* ── Page Action Buttons ── */
.page-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 32px 0;
}

.page-action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  border: 2px solid var(--gray-200);
  background: var(--white);
}

.page-action-card:hover {
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.page-action-card--primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.page-action-card--primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.page-action-card--accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.page-action-card--accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.page-action-card--teal {
  background: var(--mint-dark);
  color: var(--white);
  border-color: var(--mint-dark);
}

.page-action-card--teal:hover {
  background: #047857;
  border-color: #047857;
}

.page-action-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
  opacity: 0.9;
}

.page-action-card h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.page-action-card--primary h3,
.page-action-card--accent h3,
.page-action-card--teal h3 { color: var(--white); }

.page-action-card p {
  font-size: 0.88rem;
  margin: 0;
}

.page-action-card--primary p,
.page-action-card--accent p { color: rgba(255,255,255,0.8); }
.page-action-card--teal p { color: rgba(255,255,255,0.8); }

/* ══════════════════════════════════════════
   PAGE HERO (subpages)
   ══════════════════════════════════════════ */
.page-hero {
  background: var(--primary);
  color: var(--white);
  padding: 72px 40px 48px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,.1) 0%, transparent 70%);
}

.page-hero-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.page-hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 560px;
  margin: 0;
}

.page-hero--accent {
  background: var(--accent-dark);
}

.page-hero--accent::before {
  background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%);
}

.page-hero--teal {
  background: var(--mint-dark);
}

.page-hero--teal::before {
  background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%);
}

.page-hero--rose {
  background: var(--rose);
}

.page-hero--amber {
  background: #B45309;
}

/* ══════════════════════════════════════════
   TOC LAYOUT
   ══════════════════════════════════════════ */
.toc-layout {
  display: grid;
  grid-template-columns: var(--toc-width) 1fr;
  max-width: 1200px;
  margin: 0 auto;
  min-height: calc(100vh - var(--nav-height));
}

.toc-sidebar {
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  padding: 32px 20px 32px 32px;
  border-right: 1px solid var(--gray-200);
}

.toc-sidebar::-webkit-scrollbar { width: 3px; }
.toc-sidebar::-webkit-scrollbar-track { background: transparent; }
.toc-sidebar::-webkit-scrollbar-thumb { background: var(--gray-400); border-radius: 2px; }

.toc-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 12px;
  padding-left: 12px;
}

.toc-link {
  display: block;
  padding: 8px 12px;
  color: var(--gray-600);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  margin-bottom: 2px;
  border-left: 2px solid transparent;
}

.toc-link:hover {
  color: var(--gray-900);
  background: var(--gray-100);
  text-decoration: none;
}

.toc-link.active {
  color: var(--primary);
  background: var(--accent-light);
  font-weight: 600;
  border-left-color: var(--accent);
}

.toc-divider {
  border: none;
  border-top: 1px solid var(--gray-200);
  margin: 20px 12px;
}

.toc-nav-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 4px;
}

.toc-nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  color: var(--gray-900);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition);
}

.toc-nav-btn:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--primary);
  text-decoration: none;
}

.toc-nav-btn .btn-arrow {
  margin-left: auto;
  color: var(--gray-400);
  font-size: 12px;
}

.toc-nav-btn:hover .btn-arrow { color: var(--accent); }

/* ── Main Content (TOC pages) ── */
.toc-content {
  padding: 40px 48px 80px;
  max-width: 780px;
}

/* ── Page Content (full-width pages) ── */
.page-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 40px 80px;
}

.page-content-wide {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 40px 40px 80px;
}

/* ══════════════════════════════════════════
   TYPOGRAPHY
   ══════════════════════════════════════════ */
h1, h2, h3, h4 { color: var(--gray-900); line-height: 1.25; font-family: var(--heading); }

h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 10px;
}

p { margin-bottom: 14px; color: var(--gray-600); }
p.lead { font-size: 1.05rem; line-height: 1.7; }
p.page-desc { font-size: 1rem; color: var(--gray-400); max-width: 560px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { color: var(--gray-900); }

ul, ol { margin-bottom: 14px; padding-left: 20px; color: var(--gray-600); }
li { margin-bottom: 4px; }

/* ── Page Header ── */
.page-header {
  padding: 40px 0 24px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--gray-200);
}

.page-header h1 { margin-bottom: 8px; }

/* ══════════════════════════════════════════
   COLLAPSIBLE DETAILS/SUMMARY
   ══════════════════════════════════════════ */
details {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin: 12px 0;
  background: var(--white);
  overflow: hidden;
}

details[open] { border-color: var(--slate-light); }

summary {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--gray-900);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  user-select: none;
  transition: background var(--transition);
}

summary:hover { background: var(--gray-100); }
summary::-webkit-details-marker { display: none; }
summary::marker { display: none; content: ""; }

summary::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--gray-400);
  border-bottom: 2px solid var(--gray-400);
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

details[open] > summary::before { transform: rotate(45deg); }

.details-content {
  padding: 0 20px 18px;
  font-size: 0.92rem;
}

/* ── Section Block ── */
.section-block {
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 28px 28px;
  margin: 24px 0;
}

.section-block h2 { margin-top: 0; }
.section-block h3 { margin-top: 16px; }
.section-block p:last-child { margin-bottom: 0; }

/* ══════════════════════════════════════════
   CARDS
   ══════════════════════════════════════════ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--slate-light);
}

.card h3 { margin-top: 0; margin-bottom: 8px; font-size: 1rem; }
.card p { font-size: 0.88rem; margin-bottom: 0; }

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card-link:hover { text-decoration: none; }

/* ══════════════════════════════════════════
   DATA TABLES
   ══════════════════════════════════════════ */
.table-wrap {
  overflow-x: auto;
  margin: 20px 0;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

thead { background: var(--gray-100); }

th {
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  color: var(--gray-900);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--slate-light);
  white-space: nowrap;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-600);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--offwhite); }

/* ══════════════════════════════════════════
   RISK / STATUS BADGES
   ══════════════════════════════════════════ */
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-high { background: var(--rose-light); color: var(--rose); }
.badge-medium { background: var(--amber-light); color: var(--amber); }
.badge-low { background: var(--mint-light); color: var(--mint-dark); }
.badge-info { background: var(--accent-light); color: var(--accent-dark); }

/* ══════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  font-family: var(--heading);
  text-decoration: none;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.btn-primary:disabled {
  background: var(--gray-200);
  color: var(--gray-400);
  cursor: not-allowed;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--gray-200);
}

.btn-outline:hover {
  background: var(--accent-light);
  border-color: var(--accent);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
  padding: 16px 36px;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius-sm);
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: var(--white);
}

.btn-ghost {
  padding: 16px 36px;
  background: transparent;
  color: var(--white);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-sm);
}

.btn-ghost:hover {
  border-color: var(--white);
  color: var(--white);
}

.btn-teal {
  background: var(--mint-dark);
  color: var(--white);
}

.btn-teal:hover {
  background: #047857;
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  font-weight: 700;
}

.btn-white:hover {
  background: #f0f0f0;
  color: var(--primary-dark);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ══════════════════════════════════════════
   PROGRESS BAR
   ══════════════════════════════════════════ */
.progress-bar {
  height: 6px;
  background: var(--gray-100);
  border-radius: 3px;
  margin: 16px 0;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.4s ease;
}

/* ══════════════════════════════════════════
   STEP INDICATOR
   ══════════════════════════════════════════ */
.step-indicator {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 24px 0;
}

.step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  background: var(--gray-100);
  color: var(--gray-400);
  border: 2px solid var(--gray-200);
  position: relative;
  z-index: 1;
}

.step-dot.active {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.step-dot.completed {
  background: var(--mint-dark);
  color: var(--white);
  border-color: var(--mint-dark);
}

.step-line {
  flex: 1;
  height: 2px;
  background: var(--gray-200);
}

.step-line.completed { background: var(--mint-dark); }

.step-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
}

.step-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  text-align: center;
  flex: 1;
}

.step-label.active { color: var(--accent); font-weight: 600; }
.step-label.completed { color: var(--mint-dark); }

/* ══════════════════════════════════════════
   CASE WALKTHROUGH
   ══════════════════════════════════════════ */
.case-step { display: none; }
.case-step.active { display: block; }

.pathology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin: 16px 0;
}

.pathology-card {
  padding: 14px 16px;
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-900);
  text-align: center;
}

.pathology-card:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}

.pathology-card.selected {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 600;
}

.pathology-card .difficulty-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
  color: var(--gray-400);
}

.pathology-card.selected .difficulty-label { color: var(--accent-dark); }

.case-viewer {
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 20px 0;
}

.case-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.case-scenario-text {
  font-size: 0.95rem;
  color: var(--gray-900);
  line-height: 1.7;
  margin-bottom: 16px;
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}

.case-image-placeholder {
  background: var(--white);
  border: 2px dashed var(--gray-200);
  border-radius: var(--radius);
  height: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.case-image-placeholder .placeholder-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  opacity: 0.4;
}

.ai-overlay {
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 16px;
}

.ai-overlay-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.ai-overlay-content {
  font-size: 0.88rem;
  color: var(--gray-900);
}

.response-area { margin-top: 16px; }

.response-area label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.response-area textarea {
  width: 100%;
  min-height: 80px;
  padding: 12px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--heading);
  font-size: 0.88rem;
  color: var(--gray-900);
  background: var(--white);
  resize: vertical;
  transition: border-color var(--transition);
}

.response-area textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.response-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.response-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  color: var(--gray-600);
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--heading);
}

.response-option:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--gray-900);
}

.response-option.selected {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 600;
}

.response-option.correct {
  border-color: var(--mint-dark);
  background: var(--mint-light);
  color: var(--mint-dark);
}

.response-option.incorrect {
  border-color: var(--rose);
  background: var(--rose-light);
  color: var(--rose);
}

.case-feedback {
  padding: 16px;
  border-radius: var(--radius);
  margin-top: 12px;
  font-size: 0.88rem;
  display: none;
}

.case-feedback.shown { display: block; }
.case-feedback.correct-feedback { background: var(--mint-light); color: var(--mint-dark); border-left: 3px solid var(--mint-dark); }
.case-feedback.incorrect-feedback { background: var(--rose-light); color: var(--rose); border-left: 3px solid var(--rose); }

.case-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

/* ══════════════════════════════════════════
   RESULTS DISPLAY
   ══════════════════════════════════════════ */
.results-section { margin: 24px 0; }

.results-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0;
}

.result-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.result-card .result-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}

.result-card .result-label {
  font-size: 0.82rem;
  color: var(--gray-400);
}

.result-card.with-ai { border-top: 3px solid var(--accent); }
.result-card.without-ai { border-top: 3px solid var(--amber); }

/* ══════════════════════════════════════════
   QUIZ / ASSESSMENT
   ══════════════════════════════════════════ */
.quiz-container { margin: 24px 0; }

.quiz-question {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
}

.quiz-question .q-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.quiz-question .q-text {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.quiz-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  margin-bottom: 6px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  color: var(--gray-600);
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--heading);
}

.quiz-option:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--gray-900);
}

.quiz-option.selected {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent-dark);
  font-weight: 600;
}

.quiz-option.correct {
  background: var(--mint-light);
  border-color: var(--mint-dark);
  color: var(--mint-dark);
}

.quiz-option.incorrect {
  background: var(--rose-light);
  border-color: var(--rose);
  color: var(--rose);
}

.quiz-option.correct-answer {
  background: var(--mint-light);
  border-color: var(--mint-dark);
  color: var(--mint-dark);
}

.quiz-explanation {
  display: none;
  margin-top: 12px;
  padding: 12px 16px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--gray-600);
  border-left: 3px solid var(--accent);
}

.quiz-explanation.shown { display: block; }

.quiz-results {
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 24px 0;
  text-align: center;
}

.quiz-score {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 4px;
}

.quiz-score-label {
  font-size: 0.9rem;
  color: var(--gray-400);
  margin-bottom: 20px;
}

.quiz-status {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.quiz-status.passed { color: var(--mint-dark); }
.quiz-status.failed { color: var(--amber); }

/* ── Certificate Form ── */
.cert-form {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.cert-form input {
  padding: 10px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--heading);
  color: var(--gray-900);
  background: var(--white);
  min-width: 240px;
}

.cert-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

/* ── Radio / Checkbox Group ── */
.option-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 12px 0;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}

.option-item:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}

.option-item.selected {
  border-color: var(--accent);
  background: var(--accent-light);
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

.option-item label {
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--gray-900);
  font-weight: 500;
}

.option-item .option-note {
  font-size: 0.78rem;
  color: var(--gray-400);
  font-weight: 400;
  margin-left: auto;
}

/* ══════════════════════════════════════════
   CALLOUT
   ══════════════════════════════════════════ */
.callout {
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 20px 0;
  border-left: 3px solid;
}

.callout-blue { background: var(--accent-light); border-color: var(--accent); }
.callout-green { background: var(--mint-light); border-color: var(--mint-dark); }
.callout-yellow { background: var(--amber-light); border-color: var(--amber); }
.callout-red { background: var(--rose-light); border-color: var(--rose); }
.callout-teal { background: #ECFDF5; border-color: var(--mint-dark); }

.callout-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.callout p { margin-bottom: 6px; font-size: 0.88rem; }
.callout p:last-child { margin-bottom: 0; }

/* ══════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════ */
.site-footer {
  background: var(--primary-dark);
  padding: 24px 40px;
  margin-top: 0;
  border-top: none;
}

.footer-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-text {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
}

.footer-text em { font-style: italic; }

.footer-links {
  display: flex;
  gap: 16px;
  list-style: none;
}

.footer-links a {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

.footer-links a:hover { color: var(--white); text-decoration: none; }

/* ══════════════════════════════════════════
   UTILITY
   ══════════════════════════════════════════ */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-sm { margin-top: 12px; }
.mt-md { margin-top: 24px; }
.mt-lg { margin-top: 48px; }
.mb-0 { margin-bottom: 0; }
.hidden { display: none; }

/* ══════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .toc-layout { grid-template-columns: 220px 1fr; }
  .toc-content { padding: 32px 32px 80px; }
  .risk-cards { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 900px) {
  .hero h1 { font-size: 2.4rem; }
  .colorblock-inner { grid-template-columns: 1fr 1fr; }
  .risk-cards { grid-template-columns: 1fr; }
  .action-cards { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .site-nav { height: auto; }
  .nav-inner { flex-wrap: wrap; padding: 10px 16px; gap: 6px; }
  .nav-links { display: none; flex-direction: column; width: 100%; gap: 2px; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 12px; border-bottom: none; }
  .menu-toggle { display: block; }

  .toc-layout { grid-template-columns: 1fr; }
  .toc-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--gray-200);
    padding: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }
  .toc-title { width: 100%; margin-bottom: 8px; }
  .toc-link { padding: 6px 10px; font-size: 13px; border-left: none; }
  .toc-divider { display: none; }
  .toc-nav-buttons { flex-direction: row; flex-wrap: wrap; width: 100%; }
  .toc-nav-btn { flex: 1; min-width: 140px; }
  .toc-content { padding: 24px 16px 60px; }

  .page-content { padding: 24px 16px 60px; }
  .page-content-wide { padding: 24px 16px 60px; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.2rem; margin-top: 32px; }

  .hero { padding: 48px 20px 0; }
  .hero h1 { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .section { padding: 40px 20px; }
  .section h2 { font-size: 1.4rem; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .risk-cards { grid-template-columns: 1fr; }
  .action-cards { grid-template-columns: 1fr; }
  .page-actions { grid-template-columns: 1fr; }
  .page-hero { padding: 52px 20px 32px; }
  .page-hero h1 { font-size: 1.6rem; }
  .colorblock-inner { grid-template-columns: 1fr 1fr; }

  .pathology-grid { grid-template-columns: repeat(2, 1fr); }
  .results-comparison { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
  .cert-form { flex-direction: column; }
  .cert-form input { width: 100%; min-width: auto; }
}

@media (max-width: 480px) {
  .pathology-grid { grid-template-columns: 1fr; }
  .step-indicator { gap: 0; }
  .step-label { font-size: 0.65rem; }
  .stat-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .colorblock-inner { grid-template-columns: 1fr; }
  .hero-stat-grid { grid-template-columns: 1fr; }
}

@media print {
  .site-nav, .site-footer, .menu-toggle, .toc-sidebar { display: none; }
  body { background: #fff; color: #000; }
  .toc-layout { grid-template-columns: 1fr; }
  .page-content, .toc-content { max-width: none; padding: 20px; }
  .hero { padding: 20px; background: #fff; color: #000; }
  .hero h1 { color: #000; }
  .section--dark, .section--teal { background: #fff; color: #000; }
}

/* ══════════════════════════════════════════
   COURSE OVERVIEW (students/residents pages)
   ══════════════════════════════════════════ */
.course-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 36px;
  box-shadow: var(--shadow);
}

.course-card-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--accent-light);
  color: var(--accent-dark);
  margin-bottom: 16px;
}

.course-card h2 {
  margin: 0 0 8px;
  font-size: 1.4rem;
}

.course-card > p {
  max-width: 560px;
  margin-bottom: 24px;
}

.course-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: 24px;
  background: var(--offwhite);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}

.course-meta-item {
  padding: 16px 20px;
  border-right: 1px solid var(--gray-200);
}

.course-meta-item:last-child { border-right: none; }

.course-meta-item .meta-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.course-meta-item .meta-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--gray-900);
}

.course-objectives {
  margin-bottom: 28px;
}

.course-objectives h4 {
  font-size: 0.88rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--gray-900);
}

.course-objectives ol {
  padding-left: 22px;
  margin: 0;
}

.course-objectives li {
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--gray-600);
  line-height: 1.5;
}

.course-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ══════════════════════════════════════════
   CASE WALKTHROUGH DASHBOARD
   ══════════════════════════════════════════ */
.cw-topbar {
  background: var(--primary);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.cw-logo { height: 26px; width: auto; display: block; }

.cw-brand {
  color: var(--white);
  font-family: var(--heading);
  font-weight: 800;
  font-size: 20px;
  text-decoration: none;
}

.cw-brand:hover { text-decoration: none; }

.cw-brand span {
  font-weight: 400;
  color: rgba(255,255,255,0.5);
  margin-left: 4px;
}

.cw-back {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition);
}

.cw-back:hover { color: var(--white); text-decoration: none; }

/* Landing Page */
.cw-landing {
  max-width: 760px;
  margin: 48px auto;
  padding: 0 24px 80px;
  animation: cwFadeIn 0.4s ease;
}

@keyframes cwFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cw-landing-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

.cw-landing-card h1 {
  font-size: 1.7rem;
  margin: 0 0 10px;
  line-height: 1.25;
  color: var(--primary);
}

.cw-landing-desc {
  font-size: 1rem;
  color: var(--gray-600);
  margin-bottom: 28px;
  max-width: 560px;
  line-height: 1.7;
}

.cw-landing-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--offwhite);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  margin-bottom: 28px;
}

.cw-landing-meta-item {
  padding: 16px 20px;
  border-right: 1px solid var(--gray-200);
}

.cw-landing-meta-item:last-child { border-right: none; }

.cw-lm-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.cw-lm-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--gray-900);
}

.cw-landing-objectives {
  margin-bottom: 32px;
}

.cw-landing-objectives h3 {
  font-size: 0.92rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--gray-900);
}

.cw-landing-objectives ol {
  padding-left: 22px;
  margin: 0;
}

.cw-landing-objectives li {
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--gray-600);
  line-height: 1.5;
}

/* Dashboard Layout */
.cw-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 52px);
  animation: cwFadeIn 0.35s ease;
}

.cw-sidebar {
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  padding: 28px 20px;
  position: sticky;
  top: 52px;
  height: calc(100vh - 52px);
  overflow-y: auto;
}

.cw-sidebar-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.cw-step-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius);
  margin-bottom: 4px;
  font-size: 0.88rem;
  color: var(--gray-400);
  font-weight: 500;
  transition: background 0.25s ease, color 0.25s ease;
}

.cw-step-item.active {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 600;
}

.cw-step-item.completed { color: var(--mint-dark); }

.cw-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  background: var(--gray-100);
  color: var(--gray-400);
  border: 2px solid var(--gray-200);
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.cw-step-item.active .cw-step-num {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.cw-step-item.completed .cw-step-num {
  background: var(--mint-dark);
  color: var(--white);
  border-color: var(--mint-dark);
}

.cw-sidebar-info {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.cw-info-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 8px;
}

.cw-info-row {
  font-size: 0.82rem;
  color: var(--gray-900);
  margin-bottom: 4px;
  line-height: 1.5;
}

.cw-main {
  padding: 40px 48px 80px;
  max-width: 820px;
  background: var(--offwhite);
}

.cw-main h2 {
  font-size: 1.3rem;
  margin: 0 0 6px;
  font-weight: 700;
  color: var(--gray-900);
}

.cw-sub {
  color: var(--gray-400);
  font-size: 0.88rem;
  margin-bottom: 24px;
}

.cw-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
}

.cw-phase-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.cw-phase-ai {
  background: var(--accent-light);
  color: var(--accent-dark);
  border: 1px solid rgba(14,165,233,0.2);
}

.cw-phase-noai {
  background: var(--amber-light);
  color: #92400E;
  border: 1px solid rgba(245,158,11,0.2);
}

.cw-transition {
  text-align: center;
  padding: 48px 24px;
}

.cw-transition h3 {
  font-size: 1.2rem;
  margin: 0 0 12px;
  color: var(--primary);
}

.cw-transition p {
  color: var(--gray-600);
  max-width: 400px;
  margin: 0 auto 28px;
}

/* ── Dashboard responsive ── */
@media (max-width: 900px) {
  .course-meta-grid { grid-template-columns: 1fr 1fr; }
  .course-meta-item:nth-child(2) { border-right: none; }
  .cw-landing-meta { grid-template-columns: 1fr 1fr; }
  .cw-landing-meta-item:nth-child(2) { border-right: none; }
}

@media (max-width: 768px) {
  .cw-layout { grid-template-columns: 1fr; }
  .cw-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--gray-200);
    padding: 14px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }
  .cw-sidebar-title { width: 100%; margin-bottom: 6px; }
  .cw-step-item { padding: 7px 10px; font-size: 0.78rem; }
  .cw-step-num { width: 22px; height: 22px; font-size: 10px; }
  .cw-sidebar-info { display: none; }
  .cw-main { padding: 24px 16px 60px; }
  .cw-landing { margin: 24px auto; }
  .cw-landing-card { padding: 28px 20px; }
  .cw-landing-card h1 { font-size: 1.3rem; }
  .cw-landing-meta { grid-template-columns: 1fr 1fr; }
  .cw-landing-meta-item:nth-child(2) { border-right: none; }
  .course-meta-grid { grid-template-columns: 1fr 1fr; }
  .course-meta-item:nth-child(2) { border-right: none; }
  .course-card { padding: 24px 20px; }
  .course-actions { flex-direction: column; align-items: stretch; }
  .course-actions .btn { text-align: center; }
}


/* AI2Practice 2026 visual integration */
body { background: #FBFAF7; }
.site-nav { background: rgba(251,250,247,.96); backdrop-filter: blur(16px); }
.nav-links a { font-weight: 600; }
.nav-links a.active { border-bottom-color: #3E7B78; }
.site-footer { background: #111B2A; }
h1, h2 { letter-spacing: -0.02em; }


/* AI2Practice information-architecture consistency */
.page-context {
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.page-context--light { color: rgba(255,255,255,.78); }

.site-nav { height: 64px; }
.nav-inner { padding: 0 24px; }
.nav-logo { height: 21px; }
.nav-links { gap: 4px; }
.nav-links a {
  padding: 9px 10px;
  border: 0;
  border-radius: 4px;
  font-size: .76rem;
  font-weight: 650;
}
.nav-links a:hover, .nav-links a.active {
  background: #EDF1EF;
  color: var(--primary);
  border-bottom: 0;
}
.nav-links a.start-link {
  margin-left: 6px;
  padding: 10px 14px;
  background: #111B2A;
  color: #fff;
}
.nav-links a.start-link:hover { background: #17324D; color: #fff; }

.site-footer .footer-inner { max-width: var(--wide-width); }

@media (max-width: 960px) {
  .site-nav { height: 64px; }
  .nav-links { top: 64px; }
  .nav-links a { border-radius: 0; }
  .nav-links a.start-link { margin: 6px 12px 12px; text-align: center; border-radius: 4px; }
}