/*
  Vue Cheat Sheet — strakke styling
  Vue-groen alleen als functioneel signaal, niet als typografische kleur.
*/

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f7f9;
  --bg-elevated: #ffffff;
  --bg-code: #f6f7f9;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --border-color: #e5e7eb;
  --border-strong: #cbd5e1;

  /* Vue accent */
  --accent: #42b883;
  --accent-soft: rgba(66, 184, 131, 0.18);
  --accent-fg: #0d3d28;

  --accent-success: #16a34a;
  --accent-warning: #f59e0b;
  --accent-danger: #dc2626;
  --accent-info: #2563eb;

  --radius-sm: 8px;
  --radius-md: 12px;
  --sidebar-width: 260px;

  /* Code blocks — vuejs.org style */
  --code-block-bg: #ffffff;
  --code-block-border: #e6e8eb;
  --code-block-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 2px 6px rgba(15, 23, 42, 0.05);
  --code-text: #1f2328;
  --code-keyword: #cf222e;
  --code-function: #6639ba;
  --code-string: #0a3069;
  --code-number: #0550ae;
  --code-comment: #6e7781;
  --code-punctuation: #4b5563;
  --code-tag: #116329;
  --code-attr-name: #953800;
  --code-operator: #cf222e;
}

[data-theme="dark"] {
  --bg-primary: #0b0d10;
  --bg-secondary: #14171c;
  --bg-elevated: #1a1e25;
  --bg-code: #14171c;
  --text-primary: #e6e8eb;
  --text-secondary: #9aa3ad;
  --text-muted: #6b7480;
  --border-color: #262b33;
  --border-strong: #3a414b;
  --accent-soft: rgba(66, 184, 131, 0.15);

  /* Code blocks — dark variant (vuejs.org style) */
  --code-block-bg: #1a1e25;
  --code-block-border: #2a2f38;
  --code-block-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 2px 6px rgba(0, 0, 0, 0.2);
  --code-text: #e2e8f0;
  --code-keyword: #ff7b72;
  --code-function: #d2a8ff;
  --code-string: #a5d6ff;
  --code-number: #79c0ff;
  --code-comment: #8b949e;
  --code-punctuation: #c9d1d9;
  --code-tag: #7ee787;
  --code-attr-name: #ffa657;
  --code-operator: #ff7b72;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { max-width: 100%; margin: 0; padding: 0; }

.back-button {
  position: fixed;
  top: 16px;
  left: 16px;
  padding: 8px 14px;
  background: var(--bg-elevated);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  z-index: 1000;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.back-button:hover {
  border-color: var(--border-strong);
  transform: translateX(-2px);
}

.theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  cursor: pointer;
  font-size: 18px;
  z-index: 1000;
  transition: border-color 0.2s ease, transform 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.content-wrapper { display: flex; }

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  overflow-y: auto;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: 76px 18px 32px;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--accent);
  flex-shrink: 0;
}

.sidebar-brand-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.sidebar h3 {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-top: 20px;
  margin-bottom: 6px;
  padding: 0 8px;
}

.sidebar h3:first-of-type { margin-top: 0; }

.sidebar-nav { list-style: none; }
.sidebar-nav li { margin-bottom: 1px; }

.sidebar-nav a {
  display: block;
  padding: 7px 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: 6px;
  transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-nav a:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.sidebar-nav a.active {
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: inset 2px 0 0 var(--accent);
}

.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
.sidebar::-webkit-scrollbar-thumb:hover { background: var(--border-strong); }

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 56px 48px 64px;
  max-width: 1100px;
  min-width: 0;
}

.page-header {
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.container > .page-header {
  margin-left: var(--sidebar-width);
  padding: 56px 48px 24px;
  margin-bottom: 0;
}

.page-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.page-eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--accent);
}

.page-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--text-primary);
  line-height: 1.1;
}

.page-description {
  font-size: 1rem;
  color: var(--text-secondary);
}

.search-wrapper {
  margin-top: 20px;
  position: relative;
  max-width: 560px;
}

.search-input {
  width: 100%;
  padding: 11px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  font-family: inherit;
}

.search-input::placeholder { color: var(--text-muted); }

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-results {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  z-index: 100;
  max-height: 360px;
  overflow-y: auto;
}

[data-theme="dark"] .search-results {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.content-section {
  margin-bottom: 32px;
  scroll-margin-top: 24px;
}

.content-section > h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.content-section h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 26px 0 10px;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.content-section h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 18px 0 6px;
  color: var(--text-primary);
}

.intro-section { margin-bottom: 32px; }

.path-group {
  margin-bottom: 36px;
  scroll-margin-top: 24px;
}

.group-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

.group-header h2 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  position: relative;
}

.group-header h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -12px;
  width: 28px;
  height: 2px;
  background: var(--accent);
}

.group-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.topic-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.topic-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.topic-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
}

[data-theme="dark"] .topic-card:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.topic-card:hover::before { opacity: 1; }

.topic-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.topic-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.info-box,
.warning-box,
.success-box {
  padding: 16px 18px;
  margin: 16px 0;
  border-radius: var(--radius-sm);
  border-left: 3px solid;
  background: var(--bg-secondary);
}

.info-box { border-left-color: var(--accent-info); }
.warning-box { border-left-color: var(--accent-warning); }
.success-box { border-left-color: var(--accent-success); }

.info-box p, .warning-box p, .success-box p {
  margin-bottom: 6px;
  color: var(--text-primary);
  font-size: 0.92rem;
}

.info-box p:last-child, .warning-box p:last-child, .success-box p:last-child {
  margin-bottom: 0;
}

.info-box > strong,
.warning-box > strong,
.success-box > strong,
.info-box > p > strong:only-child,
.warning-box > p > strong:only-child,
.success-box > p > strong:only-child {
  display: block;
  margin-bottom: 6px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.info-box ul, .info-box ol,
.warning-box ul, .warning-box ol,
.success-box ul, .success-box ol {
  padding-left: 22px;
  margin-top: 8px;
  margin-bottom: 0;
  color: var(--text-primary);
}

.info-box li, .warning-box li, .success-box li {
  margin-bottom: 4px;
  line-height: 1.55;
  font-size: 0.92rem;
}

.info-box li::marker, .warning-box li::marker, .success-box li::marker {
  color: var(--text-muted);
}

.learning-path {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.learning-path li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.learning-path-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 700;
  font-size: 0.82rem;
  flex-shrink: 0;
}

.learning-path-label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-right: 4px;
}

.learning-path li a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  transition: border-color 0.15s ease, color 0.15s ease;
}

.learning-path li a:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

pre {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  overflow-x: auto;
  margin: 16px 0;
  font-family: "JetBrains Mono", "Fira Code", "Consolas", "Monaco", monospace;
  font-size: 0.88rem;
  line-height: 1.55;
}

code {
  font-family: "JetBrains Mono", "Fira Code", "Consolas", "Monaco", monospace;
  font-size: 0.9em;
}

:not(pre) > code {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 0.88em;
}

.content-section p {
  margin-bottom: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.content-section a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--border-strong);
  transition: border-color 0.15s ease;
}

.content-section a:hover { border-bottom-color: var(--text-primary); }

.content-section ul, .content-section ol {
  padding-left: 22px;
  margin: 12px 0 16px;
  color: var(--text-primary);
}

.content-section li {
  margin-bottom: 6px;
  line-height: 1.6;
}

.content-section li::marker { color: var(--text-muted); }

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.92rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.comparison-table thead { background: var(--bg-secondary); }

.comparison-table th {
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:hover { background: var(--bg-secondary); }

@media (max-width: 1024px) {
  .sidebar { width: 220px; }
  .main-content { margin-left: 220px; padding: 48px 32px 56px; }
  .container > .page-header { margin-left: 220px; padding: 48px 32px 20px; }
}

@media (max-width: 768px) {
  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 64px 16px 20px;
  }
  .main-content { margin-left: 0; padding: 24px 16px 40px; }
  .container > .page-header { margin-left: 0; padding: 24px 16px 16px; }
  .page-title { font-size: 1.75rem; }
  .path-grid { grid-template-columns: 1fr; }
}

.footer {
  margin-left: var(--sidebar-width);
  margin-top: 64px;
  padding: 32px 24px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-primary);
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.footer-divider {
  width: 32px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto 18px;
  border-radius: 1px;
}

.footer-text {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.footer-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.footer-link:hover { border-bottom-color: var(--text-primary); }

@media (max-width: 1024px) { .footer { margin-left: 220px; } }
@media (max-width: 768px) { .footer { margin-left: 0; } }

/* ============================================
   Legacy compat — voor bestaande topic-subpagina's
   die nog oude variabel-namen / classes gebruiken.
   ============================================ */
:root {
  --accent-primary: var(--accent);
  --accent-secondary: var(--accent);
  --accent-darker: var(--accent);
  --accent-leaf: var(--accent);
  --accent-bright: var(--accent);
  --code-bg: var(--bg-code);
  --code-border: var(--border-color);
}

.code-explanation {
  background: var(--bg-secondary);
  padding: 14px 16px;
  margin: 14px 0;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}

.code-explanation strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.code-explanation p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Legacy category badges */
.category-badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  margin-bottom: 10px;
  align-self: flex-start;
}

.category-badge.basics {
  background: rgba(37, 99, 235, 0.08);
  color: #2563eb;
  border-color: rgba(37, 99, 235, 0.25);
}

.category-badge.data {
  background: rgba(22, 163, 74, 0.08);
  color: #15803d;
  border-color: rgba(22, 163, 74, 0.25);
}

.category-badge.advanced {
  background: rgba(220, 38, 38, 0.08);
  color: #b91c1c;
  border-color: rgba(220, 38, 38, 0.25);
}

[data-theme="dark"] .category-badge.basics {
  background: rgba(37, 99, 235, 0.18);
  color: #93c5fd;
  border-color: rgba(37, 99, 235, 0.35);
}

[data-theme="dark"] .category-badge.data {
  background: rgba(22, 163, 74, 0.18);
  color: #86efac;
  border-color: rgba(22, 163, 74, 0.35);
}

[data-theme="dark"] .category-badge.advanced {
  background: rgba(220, 38, 38, 0.18);
  color: #fca5a5;
  border-color: rgba(220, 38, 38, 0.35);
}

/* ===== Interactive Demos (map, render-cycle, etc.) ===== */
.map-demo {
  margin: 20px 0 40px;
}

.map-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
  position: relative;
}

@media (max-width: 900px) {
  .map-grid { grid-template-columns: 1fr; }
}

.map-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  min-height: 360px;
  display: flex;
  flex-direction: column;
}

.map-panel h3 {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 0 0 4px;
}

.map-panel-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.map-items {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.obj-card {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  transition: all 0.4s ease;
  position: relative;
}

.obj-card.processing {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateX(6px);
  box-shadow: 0 4px 14px rgba(66, 184, 131, 0.25);
}

.obj-card.done {
  opacity: 0.55;
}

.obj-key { color: var(--accent-info); }
.obj-str { color: var(--accent-success); }
.obj-num { color: var(--accent-warning); }

.student-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  animation: card-appear 0.5s ease;
}

@keyframes card-appear {
  0% { opacity: 0; transform: translateX(-20px) scale(0.9); }
  60% { transform: translateX(2px) scale(1.02); }
  100% { opacity: 1; transform: translateX(0) scale(1); }
}

.student-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.student-info { flex: 1; min-width: 0; }

.student-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.student-role {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
  text-align: center;
  padding: 30px 10px;
}

.map-pipeline {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 18px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  color: var(--text-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.map-pipeline.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.map-pipeline-label {
  font-family: inherit;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.pipe-keyword { color: var(--accent-info); font-weight: 600; }
.pipe-fn { color: #c084fc; font-weight: 600; }
.pipe-comp { color: var(--accent-success); font-weight: 600; }
.pipe-arrow { color: var(--text-muted); }

.map-stats {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}

.map-stat {
  flex: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  text-align: center;
}

.map-stat-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  transition: color 0.3s ease;
}

.map-stat.match .map-stat-num { color: var(--accent-success); }

.map-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}

.map-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 18px;
}

.map-btn {
  padding: 9px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.map-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent-fg);
  background: var(--accent-soft);
}

.map-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.map-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.map-btn.primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(66, 184, 131, 0.3);
}

/* Simple rendered <p> for the fruit demo */
.fruit-p {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 0.95rem;
  color: var(--text-primary);
  animation: card-appear 0.5s ease;
}

/* ===== Props Demo ===== */
.pr-section {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  margin-bottom: 20px;
}

.pr-section-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.pr-component-def {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-primary);
  overflow-x: auto;
  white-space: pre;
  margin: 0;
}

.pr-kw { color: var(--accent-info); font-weight: 600; }
.pr-fn { color: #c084fc; font-weight: 600; }
.pr-str { color: var(--accent-success); }
.pr-comp { color: var(--accent-success); font-weight: 600; }
.pr-attr { color: var(--accent-warning); }
.pr-cmt { color: var(--text-muted); font-style: italic; }

.pr-instances {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 800px) {
  .pr-instances { grid-template-columns: minmax(0, 1fr); }
}

.pr-instance {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.pr-usage {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--text-secondary);
  overflow: hidden;
}

.pr-usage .pr-prop-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 14px;
}

.pr-usage input {
  flex: 1;
  padding: 3px 7px;
  font-family: inherit;
  font-size: 0.78rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-elevated);
  color: var(--accent-success);
  min-width: 0;
}

.pr-usage input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.pr-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  transition: all 0.3s ease;
}

.pr-card.flash {
  border-color: var(--accent);
  box-shadow: 0 4px 14px rgba(66, 184, 131, 0.25);
  transform: translateY(-2px);
}

.pr-card-avatar {
  width: 56px;
  height: 56px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.pr-card-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.pr-card-role {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.pr-card-arrow {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: -2px 0;
}

.pr-style-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 6px;
}

.pr-style-btn {
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.pr-style-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-fg);
}

.pr-style-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.pr-card.style-border-thick {
  border-width: 3px;
  border-color: var(--accent);
}

.pr-card.style-shadow {
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.12);
}

.pr-card.style-rounded {
  border-radius: 28px;
}

.pr-card.style-gradient {
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--accent-soft) 100%);
}

/* ===== Forms (Controlled Input) Demo ===== */
.fm-stage {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  margin: 20px 0 24px;
}

.fm-flow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

@media (max-width: 760px) {
  .fm-flow { grid-template-columns: 1fr; }
}

.fm-input-box {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: border-color 0.3s ease;
}

.fm-input-box.active { border-color: var(--accent); }

.fm-input-label {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-fg);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 10px;
}

.fm-input {
  width: 100%;
  padding: 11px 14px;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-family: inherit;
}

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

.fm-input-attr {
  margin-top: 10px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.fm-input-attr code {
  background: var(--bg-code);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-success);
}

.fm-state-box {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  transition: all 0.3s ease;
}

.fm-state-box.pulse {
  border-color: var(--accent-success);
  background: rgba(22, 163, 74, 0.06);
  transform: scale(1.02);
}

.fm-state-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.fm-state-val {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  min-height: 1.5em;
  word-break: break-all;
}

.fm-state-val .empty {
  color: var(--text-muted);
  font-style: italic;
  font-weight: normal;
}

.fm-cycle {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 26px 0 0;
}

@media (max-width: 760px) {
  .fm-cycle { grid-template-columns: 1fr 1fr; }
}

.fm-step {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
  transition: all 0.3s ease;
  opacity: 0.55;
}

.fm-step.active {
  opacity: 1;
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-3px);
  box-shadow: 0 4px 14px rgba(66, 184, 131, 0.2);
}

.fm-step-num {
  width: 24px;
  height: 24px;
  margin: 0 auto 6px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.fm-step.active .fm-step-num {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.fm-step-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.fm-step-code {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.fm-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 20px;
  flex-wrap: wrap;
}

.fm-btn {
  padding: 9px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.fm-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-fg);
}

.fm-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.fm-mode {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.fm-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--border-color);
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.fm-toggle.on { background: var(--accent); }

.fm-toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.fm-toggle.on::after { transform: translateX(20px); }

.fm-uncontrolled-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--accent-warning);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-top: 14px;
  text-align: center;
  display: none;
}

.fm-uncontrolled-warning.show { display: block; }

/* ===== useEffect Demo ===== */
.ue-component {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin: 20px 0 24px;
}

.ue-component-row {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.ue-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ue-control label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.ue-input {
  padding: 9px 12px;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: inherit;
  width: 180px;
}

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

.ue-counter {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ue-counter-val {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  min-width: 40px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.ue-render-badge {
  margin-left: auto;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 100px;
}

.ue-render-badge strong {
  color: var(--accent-info);
  font-variant-numeric: tabular-nums;
}

.ue-btn {
  padding: 7px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.ue-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-fg);
}

.ue-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.ue-effects {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 1000px) {
  .ue-effects { grid-template-columns: minmax(0, 1fr); }
}

.ue-effect {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.ue-effect.fired {
  border-color: var(--accent-success);
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.15);
}

.ue-effect-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ue-effect-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.ue-effect-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.ue-fires-badge {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.ue-effect.fired .ue-fires-badge {
  background: var(--accent-success);
  color: white;
  border-color: var(--accent-success);
}

.ue-purpose {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}

.ue-code {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-primary);
  overflow-x: auto;
  white-space: pre;
  margin: 0;
}

.ue-kw { color: var(--accent-info); font-weight: 600; }
.ue-fn { color: #c084fc; font-weight: 600; }
.ue-str { color: var(--accent-success); }
.ue-cmt { color: var(--text-muted); font-style: italic; }

.ue-output-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

.ue-output {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  min-height: 90px;
  max-height: 130px;
  overflow-y: auto;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.74rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.ue-output-empty {
  color: var(--text-muted);
  font-style: italic;
}

.ue-log-line {
  animation: card-appear 0.3s ease;
}

.ue-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px 8px 0 0;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-top: 4px;
  max-width: 100%;
  transition: all 0.3s ease;
}

.ue-tab.updated {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.ue-tab-icon {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.ue-tab-title {
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ue-user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.ue-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.ue-user-name {
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.ue-user-sub {
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ===== Render Cycle Demo ===== */
.rc-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
  margin: 20px 0 40px;
}

@media (max-width: 980px) {
  .rc-grid { grid-template-columns: 1fr; }
}

.rc-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}

.rc-panel h3 {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 0 0 18px;
}

.rc-cycle {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rc-step {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.35s ease;
  opacity: 0.55;
}

.rc-step.active {
  opacity: 1;
  background: var(--accent-soft);
  border-color: var(--accent);
  transform: translateX(4px);
  box-shadow: 0 4px 14px rgba(66, 184, 131, 0.18);
}

.rc-step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.rc-step.active .rc-step-num {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.rc-step-body { flex: 1; min-width: 0; }

.rc-step-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.rc-step-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.rc-arrow {
  display: flex;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 1;
  margin: -4px 0;
}

.rc-arrow.loop {
  position: relative;
  padding: 8px 0 4px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.rc-profile {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  margin-bottom: 18px;
}

.rc-profile-avatar {
  width: 64px;
  height: 64px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.rc-profile-greeting {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.rc-profile-greeting.pulse {
  animation: rc-pulse 0.5s ease;
}

@keyframes rc-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); color: var(--accent-info); }
  100% { transform: scale(1); }
}

.rc-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  transition: all 0.3s ease;
}

.rc-status.available {
  background: rgba(22, 163, 74, 0.12);
  color: var(--accent-success);
}

.rc-status.busy {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-warning);
}

.rc-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.rc-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rc-control {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.rc-control-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 70px;
}

.rc-input {
  flex: 1;
  padding: 6px 10px;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-family: inherit;
}

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

.rc-toggle-btn {
  flex: 1;
  padding: 7px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.rc-toggle-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-fg);
}

.rc-log-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 16px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rc-log-count {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: 10px;
}

.rc-log {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
  color: var(--text-secondary);
  max-height: 180px;
  overflow-y: auto;
  line-height: 1.7;
}

.rc-log-entry {
  animation: rc-fade-in 0.3s ease;
}

.rc-log-entry .render-num {
  color: var(--accent-info);
  font-weight: 600;
}

.rc-log-entry .trigger {
  color: var(--accent-warning);
}

.rc-log-empty {
  color: var(--text-muted);
  font-style: italic;
}

@keyframes rc-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Fetching Demo ===== */
.ft-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  margin: 20px 0 24px;
}

@media (max-width: 900px) {
  .ft-grid { grid-template-columns: 1fr; }
}

.ft-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}

.ft-panel-title {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 0 0 16px;
}

.ft-ui {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 18px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  transition: border-color 0.3s ease;
}

.ft-ui.state-loading { border-color: var(--accent-info); }
.ft-ui.state-success { border-color: var(--accent-success); }
.ft-ui.state-error { border-color: var(--accent-danger); }

.ft-empty {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.9rem;
}

.ft-loading {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ft-skeleton {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.ft-skel-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--border-color) 0%, var(--bg-secondary) 50%, var(--border-color) 100%);
  background-size: 200% 100%;
  animation: ft-shimmer 1.2s linear infinite;
  flex-shrink: 0;
}

.ft-skel-line {
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--border-color) 0%, var(--bg-secondary) 50%, var(--border-color) 100%);
  background-size: 200% 100%;
  animation: ft-shimmer 1.2s linear infinite;
}

.ft-skel-line.short { width: 50%; }
.ft-skel-line.long { width: 80%; margin-top: 6px; }

@keyframes ft-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.ft-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  animation: card-appear 0.4s ease;
}

.ft-user:last-child { margin-bottom: 0; }

.ft-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.ft-user-name { font-weight: 600; color: var(--text-primary); font-size: 0.95rem; }
.ft-user-email { font-size: 0.8rem; color: var(--text-secondary); }

.ft-error-box {
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: var(--accent-danger);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 0.95rem;
}

.ft-error-box strong { display: block; margin-bottom: 4px; font-size: 1.05rem; }

.ft-state {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ft-state-row {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: all 0.3s ease;
}

.ft-state-row.changed {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.ft-state-key {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.ft-state-val {
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  color: var(--text-primary);
  word-break: break-all;
}

.ft-state-val.true  { color: var(--accent-success); font-weight: 600; }
.ft-state-val.false { color: var(--text-muted); }
.ft-state-val.null  { color: var(--text-muted); font-style: italic; }
.ft-state-val.err   { color: var(--accent-danger); }

.ft-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 16px 0 22px;
}

.ft-btn {
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.ft-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.ft-btn:not(:disabled):hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-fg);
}

.ft-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

.ft-fail-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.ft-fail-toggle input { cursor: pointer; }

.ft-log {
  background: var(--bg-code);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
  max-height: 160px;
  overflow-y: auto;
  line-height: 1.7;
}

.ft-log-entry { animation: card-appear 0.3s ease; }
.ft-log-time { color: var(--accent-info); }
.ft-log-good { color: var(--accent-success); }
.ft-log-bad  { color: var(--accent-danger); }
.ft-log-empty { color: var(--text-muted); font-style: italic; }

/* ============================================== */
/* ===== Responsive — mobile & tablet layout ==== */
/* ============================================== */

/* Tablet — sidebar wat smaller */
@media (max-width: 1024px) {
  :root { --sidebar-width: 220px; }
  .main-content { padding: 48px 32px 56px; }
  .container > .page-header { padding: 48px 32px 22px; }
}

/* Mobile — sidebar wordt top-bar, alles 1-koloms */
@media (max-width: 768px) {
  /* Floating top buttons compacter */
  .back-button {
    top: 10px;
    left: 10px;
    font-size: 0.78rem;
    padding: 6px 10px;
  }

  .theme-toggle {
    top: 10px;
    right: 10px;
    width: 34px;
    height: 34px;
    font-size: 14px;
  }

  /* Layout: 1-koloms */
  .content-wrapper {
    flex-direction: column;
  }

  /* Sidebar → horizontale scrollable top-nav */
  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    padding: 14px 16px 14px;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .sidebar h3 {
    margin: 0 0 10px;
    padding: 0;
  }

  .sidebar-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 6px;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  .sidebar-nav::-webkit-scrollbar { height: 3px; }

  .sidebar-nav li {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .sidebar-nav a {
    white-space: nowrap;
    padding: 7px 13px;
    font-size: 0.82rem;
    border-radius: 100px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
  }

  .sidebar-nav a.active {
    box-shadow: none;
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent-fg);
  }

  /* Main content vol-breed */
  .main-content {
    margin-left: 0;
    padding: 24px 16px 48px;
    max-width: 100%;
  }

  .container > .page-header {
    margin-left: 0;
    padding: 60px 16px 20px;
  }

  /* Typografie schaalt mee */
  .page-title { font-size: 1.55rem; }
  .page-description { font-size: 0.9rem; }
  .content-section > h2 { font-size: 1.2rem; }
  .content-section h3 { font-size: 0.98rem; }

  /* Code blocks scrollen horizontaal */
  pre { overflow-x: auto; }
  pre code { font-size: 0.74rem; }

  /* ===== Demo: map (lists.html) ===== */
  .map-grid { grid-template-columns: 1fr; }
  .map-pipeline { font-size: 0.78rem; padding: 12px 14px; }
  .map-stats { flex-wrap: wrap; }
  .map-stat { flex: 1 1 calc(50% - 6px); }
  .map-controls { gap: 6px; }
  .map-btn { flex: 1 1 calc(50% - 3px); padding: 9px 8px; font-size: 0.82rem; }

  /* ===== Demo: props (props.html) ===== */
  .pr-section { padding: 16px; }
  .pr-instances { grid-template-columns: minmax(0, 1fr); }
  .pr-component-def { font-size: 0.72rem; padding: 12px 14px; }
  .pr-style-controls { gap: 6px; }
  .pr-style-btn { flex: 1 1 calc(50% - 3px); padding: 7px 10px; font-size: 0.78rem; }

  /* ===== Demo: forms (forms.html) ===== */
  .fm-stage { padding: 18px 16px; }
  .fm-flow { grid-template-columns: 1fr; }
  .fm-cycle { grid-template-columns: 1fr 1fr; gap: 8px; }
  .fm-step { padding: 10px; }
  .fm-mode { flex-wrap: wrap; gap: 8px; }
  .fm-controls { flex-direction: column; align-items: stretch; }
  .fm-btn { width: 100%; }
  .fm-state-val { font-size: 1.15rem; }

  /* ===== Demo: useEffect (useeffect.html) ===== */
  .ue-effects { grid-template-columns: minmax(0, 1fr); }
  .ue-component { padding: 14px 16px; }
  .ue-component-row {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .ue-input { width: 100%; }
  .ue-render-badge { margin-left: 0; align-self: flex-start; }
  .ue-effect { padding: 14px; }
  .ue-code { font-size: 0.72rem; }
  .ue-output { font-size: 0.72rem; }

  /* ===== Demo: render cycle (state.html) ===== */
  .rc-grid { grid-template-columns: 1fr; }
  .rc-panel { padding: 16px; }
  .rc-control {
    flex-wrap: wrap;
    gap: 8px;
  }
  .rc-control-label { min-width: 0; }
  .rc-input { width: 100%; }
  .rc-toggle-btn { width: 100%; }
  .rc-profile-greeting { font-size: 1.05rem; }

  /* ===== Demo: fetching (fetching.html) ===== */
  .ft-grid { grid-template-columns: 1fr; }
  .ft-panel { padding: 16px; }
  .ft-controls { flex-direction: column; align-items: stretch; }
  .ft-btn { width: 100%; }
  .ft-fail-toggle { justify-content: center; }
  .ft-ui { min-height: 180px; padding: 14px; }
  .ft-state-val { font-size: 0.8rem; }
}

/* Smal scherm — fijn-tunen */
@media (max-width: 480px) {
  .main-content { padding: 20px 12px 40px; }
  .container > .page-header { padding: 56px 12px 16px; }
  .page-title { font-size: 1.4rem; }
  .page-description { font-size: 0.85rem; }

  /* Demo's nog wat compacter */
  .map-pipeline,
  .ue-code,
  .pr-component-def { font-size: 0.68rem; }

  .ue-counter-val { font-size: 1.2rem; }
  .ft-state-val { font-size: 0.75rem; }

  /* Form cycle stappen — 2x2 grid */
  .fm-cycle { grid-template-columns: 1fr 1fr; }
  .fm-step-title { font-size: 0.78rem; }
  .fm-step-code { font-size: 0.66rem; }
}

/* ============================================== */
/* === Code blocks — react.dev inspired style === */
/* ============================================== */

/* High specificity (body prefix) to win against the Prism CDN theme.
   Targets both Prism-highlighted blocks AND plain <pre><code> blocks. */
body pre[class*="language-"],
body pre {
  background: var(--code-block-bg);
  border: 1px solid var(--code-block-border);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 14px 0 18px;
  overflow-x: auto;
  box-shadow: var(--code-block-shadow);
  font-family: "SF Mono", Menlo, Monaco, Consolas, "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.65;
  text-shadow: none;
  color: var(--code-text);
}

body pre[class*="language-"] code,
body pre code {
  background: transparent;
  color: var(--code-text);
  font-family: inherit;
  font-size: inherit;
  padding: 0;
  text-shadow: none;
  white-space: pre;
  -webkit-font-smoothing: antialiased;
}

/* Prism token color overrides */
body pre[class*="language-"] .token.comment,
body pre[class*="language-"] .token.prolog,
body pre[class*="language-"] .token.doctype,
body pre[class*="language-"] .token.cdata {
  color: var(--code-comment);
  font-style: italic;
}

body pre[class*="language-"] .token.punctuation {
  color: var(--code-punctuation);
}

body pre[class*="language-"] .token.property,
body pre[class*="language-"] .token.boolean,
body pre[class*="language-"] .token.constant,
body pre[class*="language-"] .token.symbol,
body pre[class*="language-"] .token.deleted {
  color: var(--code-number);
}

body pre[class*="language-"] .token.number {
  color: var(--code-number);
}

body pre[class*="language-"] .token.selector,
body pre[class*="language-"] .token.string,
body pre[class*="language-"] .token.char,
body pre[class*="language-"] .token.builtin,
body pre[class*="language-"] .token.inserted {
  color: var(--code-string);
}

body pre[class*="language-"] .token.tag,
body pre[class*="language-"] .token.tag .token.punctuation {
  color: var(--code-tag);
}

body pre[class*="language-"] .token.attr-name {
  color: var(--code-attr-name);
}

body pre[class*="language-"] .token.attr-value,
body pre[class*="language-"] .token.attr-value .token.punctuation {
  color: var(--code-string);
}

body pre[class*="language-"] .token.operator,
body pre[class*="language-"] .token.entity,
body pre[class*="language-"] .token.url {
  color: var(--code-operator);
}

body pre[class*="language-"] .token.atrule,
body pre[class*="language-"] .token.keyword {
  color: var(--code-keyword);
}

body pre[class*="language-"] .token.function,
body pre[class*="language-"] .token.class-name {
  color: var(--code-function);
}

body pre[class*="language-"] .token.regex,
body pre[class*="language-"] .token.important,
body pre[class*="language-"] .token.variable {
  color: var(--code-keyword);
}

/* Inline <code> binnen tekst — kleine pill */
body p > code,
body li > code,
body td > code,
body strong > code,
body em > code {
  background: var(--bg-secondary);
  border: 1px solid var(--code-block-border);
  color: var(--code-keyword);
  padding: 1px 6px;
  border-radius: 5px;
  font-family: "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.85em;
  white-space: nowrap;
}

/* Inline code in dark mode iets aangepast */
[data-theme="dark"] body p > code,
[data-theme="dark"] body li > code,
[data-theme="dark"] body td > code,
[data-theme="dark"] body strong > code,
[data-theme="dark"] body em > code {
  background: rgba(255, 255, 255, 0.06);
  color: var(--code-keyword);
}

/* Scrollbar in code blocks subtieler */
body pre[class*="language-"]::-webkit-scrollbar,
body pre::-webkit-scrollbar {
  height: 6px;
}

body pre[class*="language-"]::-webkit-scrollbar-thumb,
body pre::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

body pre[class*="language-"]::-webkit-scrollbar-thumb:hover,
body pre::-webkit-scrollbar-thumb:hover {
  background: var(--border-strong);
}

/* Mobile: kleinere padding en font in code blocks */
@media (max-width: 768px) {
  body pre[class*="language-"],
  body pre {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 0.78rem;
  }
}