/* ── Reset & Base ── */
/* Note: box-sizing, margin, padding reset is handled by Tailwind v4 preflight in @layer base.
   Repeating it here as an unlayered rule would beat @layer base and override zyna component padding. */

:root {
  --bg:        #0C0C0F;
  --bg2:       #12121A;
  --bg3:       #1A1A24;
  --border:    #252530;
  --border2:   #1A1A28;
  --text:      #F0EBE0;
  --text2:     #A09888;
  --text3:     #6A6460;
  --brand:     var(--zyna);
  --brand-d:   var(--zyna-dark);
  --brand-l:   color-mix(in oklch, var(--zyna) 70%, white);
  --green:     #2D8C4E;
  --red:       #C0392B;
  --blue:      #009EDB;
  --radius:    0.75rem;
  --radius-sm: 0.5rem;
  --font:      'Outfit', system-ui, sans-serif;
  --mono:      'DM Mono', 'Fira Code', monospace;
  --topbar-h:  64px;
  --sidebar-w: 260px;
  --topbar-bg: rgba(12,12,15,0.92);  /* overridden by light genres via applyGenre() inline style */
}

html { font-family: var(--font); background: var(--bg); color: var(--text); }
body { min-height: 100vh; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
/* btn anchors need explicit color — unlayered a{color:inherit} [0,0,1] beats @layer base
   btn color rules. a.btn [0,1,1] unlayered wins over a [0,0,1] unlayered, letting
   --btn-color (set per variant in @layer base) resolve correctly for light genres. */
a.btn { color: var(--btn-color); }
/* Scoped to non-zyna buttons only — unlayered rules beat @layer base, so applying
   background:none to all buttons would override .btn styles from the plugin. */
button:not(.btn):not([class*="btn-"]) { cursor: pointer; font-family: inherit; border: none; background: none; }
pre, code { font-family: var(--mono); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Topbar ── */
#topbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--topbar-h); z-index: 96;
  background: var(--topbar-bg);
  /* --z-topbar-border / --z-topbar-glow: genre tokens — Cyberpunk adds neon accent */
  border-bottom: 1px solid var(--z-topbar-border, var(--border));
  box-shadow: var(--z-topbar-glow, none);
  backdrop-filter: blur(16px);
  display: flex; align-items: center;
  padding: 0 1.5rem; gap: 1rem;
}

/* Hero scroll transparency — landing page only */
#topbar.topbar--hero {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  backdrop-filter: none;
  transition: background 300ms, border-color 300ms, backdrop-filter 300ms, box-shadow 300ms;
}
#topbar.topbar--hero.topbar--scrolled {
  background: var(--topbar-bg);
  border-bottom-color: var(--z-topbar-border, var(--border));
  box-shadow: var(--z-topbar-glow, none);
  backdrop-filter: blur(16px);
}

.topbar-logo {
  display: flex; align-items: center;
  flex-shrink: 0; color: var(--text);
  position: relative; overflow: hidden; clip-path: inset(0);
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1); /* exit: decelerate */
  text-decoration: none;
}
.topbar-logo:hover {
  transform: scale(1.04);
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1); /* enter: spring */
}

/* ── Glint sweep ── */
.topbar-logo::after {
  content: '';
  position: absolute; top: -6px; bottom: -6px; left: 0;
  width: 48px;
  background: linear-gradient(90deg, transparent, color-mix(in oklch, var(--brand) 22%, white) 50%, transparent);
  transform: translateX(-60px) skewX(-12deg);
  pointer-events: none; z-index: 5; opacity: 0;
  animation: logo-glint 7s ease-in-out 2.2s infinite;
}
@keyframes logo-glint {
  0%, 60%  { transform: translateX(-60px)  skewX(-12deg); opacity: 0; }
  62%      { opacity: 0; }
  66%      { opacity: 0.9; }
  84%      { opacity: 0; transform: translateX(320px) skewX(-12deg); }
  100%     { transform: translateX(320px)  skewX(-12deg); opacity: 0; }
}

/* ── Cycle wrapper — stacks icon and text in the same cell ── */
.logo-cycle-wrap {
  display: inline-grid;
  place-items: center;
}
.logo-icon-wrap,
.logo-text-wrap { grid-area: 1 / 1; }

/* ── Logo SVG ── */
.logo-svg { height: 28px; width: auto; display: block; overflow: visible; }
.logo-z-group,
.logo-dot-group,
.logo-ui-group { transform-box: fill-box; transform-origin: center; }

/* SVG entrance — Z from left, ui from right, dot drops from above */
.logo-z-group {
  animation: lz-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.05s both;
}
@keyframes lz-in {
  from { opacity: 0; transform: translateX(-18px) scale(0.85); }
  60%  { transform: translateX(2px) scale(1.04); }
  to   { opacity: 1; transform: none; }
}
.logo-ui-group {
  animation: lui-in 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}
@keyframes lui-in {
  from { opacity: 0; transform: translateX(14px) scale(0.85); }
  65%  { transform: translateX(-2px) scale(1.04); }
  to   { opacity: 1; transform: none; }
}
.logo-dot-group {
  animation:
    ldot-in  0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.35s both,
    ldot-glow 3.2s ease-in-out 1.4s infinite;
}
@keyframes ldot-in {
  from { opacity: 0; transform: translateY(-16px) scale(0.25); }
  55%  { transform: translateY(4px) scale(1.35); }
  78%  { transform: translateY(-2px) scale(0.92); }
  to   { opacity: 1; transform: none; }
}
@keyframes ldot-glow {
  0%, 100% { filter: drop-shadow(0 0 0 transparent); }
  50%      { filter: drop-shadow(0 0 6px color-mix(in oklch, var(--brand) 70%, transparent)); }
}

/* ── Icon ↔ Text cycle (never both visible at once) ── */
.logo-icon-wrap {
  animation: logo-show-icon 8s ease-in-out 1s infinite;
}
.logo-text-wrap {
  opacity: 0;
  animation: logo-show-text 8s ease-in-out 1s infinite;
}
@keyframes logo-show-icon {
  0%, 38%  { opacity: 1; transform: translateY(0);    }
  48%, 90% { opacity: 0; transform: translateY(-6px); }
  96%      { opacity: 0; transform: translateY(5px);  }
  100%     { opacity: 1; transform: translateY(0);    }
}
@keyframes logo-show-text {
  0%, 38%  { opacity: 0; transform: translateY(6px);  }
  48%, 88% { opacity: 1; transform: translateY(0);    }
  98%      { opacity: 0; transform: translateY(-6px); }
  100%     { opacity: 0; transform: translateY(6px);  }
}

/* Wordmark styles */
.logo-wordmark { font-weight: 700; font-size: 1.25rem; letter-spacing: -0.02em; color: var(--text); white-space: nowrap; }
.logo-ui-text  { color: var(--brand); }

/* Hover — gold glow on dot */
.topbar-logo:hover .logo-dot-group {
  filter: drop-shadow(0 0 8px color-mix(in oklch, var(--brand) 80%, transparent));
}

@media (prefers-reduced-motion: reduce) {
  .logo-z-group,
  .logo-ui-group,
  .logo-dot-group,
  .logo-icon-wrap,
  .logo-text-wrap,
  .topbar-logo::after {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
  /* Show icon only (static) when motion is reduced */
  .logo-text-wrap { opacity: 0 !important; }
}

.topbar-divider {
  width: 1px; height: 20px; background: var(--border); flex-shrink: 0;
}

.topbar-nav-link {
  padding: 0.375rem 0.75rem; border-radius: var(--radius-sm);
  font-size: 0.875rem; font-weight: 500; color: var(--text2);
  transition: color 150ms, background 150ms;
}
.topbar-nav-link:hover { color: var(--text); background: var(--bg3); }
.topbar-nav-link[aria-current="page"] {
  color: var(--brand); position: relative;
}
.topbar-nav-link[aria-current="page"]::after {
  content: ''; position: absolute;
  bottom: -1px; left: 0.375rem; right: 0.375rem;
  height: 2px; background: var(--brand); border-radius: 1px 1px 0 0;
}
/* Sequence number prefix inside topbar links */
.topbar-num {
  font-family: var(--mono); font-size: 0.48rem;
  opacity: 0.3; letter-spacing: 0.04em;
  vertical-align: super; margin-right: 0.18em; line-height: 1;
}
.topbar-nav-link[aria-current="page"] .topbar-num { opacity: 0.65; }
/* Visual separator between topbar link groups */
.topbar-group-sep {
  width: 1px; height: 13px; flex-shrink: 0; align-self: center;
  background: var(--border); opacity: 0.6;
}

.topbar-right {
  margin-left: auto; display: flex; align-items: center; gap: 0.75rem;
}

.badge-version {
  padding: 0.2rem 0.6rem; border-radius: 99px;
  background: color-mix(in oklch, var(--brand) 12%, transparent); color: var(--brand);
  font-size: 0.68rem; font-weight: 700; font-family: var(--mono);
  border: 1px solid color-mix(in oklch, var(--brand) 25%, transparent); letter-spacing: 0.05em;
}

.btn-topbar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.875rem; border-radius: var(--radius-sm);
  background: var(--bg3); border: 1px solid var(--border);
  font-size: 0.8rem; font-weight: 600; color: var(--text2);
  transition: color 150ms, background 150ms, border-color 150ms;
}
.btn-topbar:hover { color: var(--text); border-color: var(--border2); background: var(--bg2); }

.github-icon-link {
  display: flex; align-items: center;
  color: var(--text3);
  transition: color 150ms;
}
.github-icon-link:hover { color: var(--text); }

/* Hamburger — mobile only */
.hamburger {
  display: none; flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; width: 44px; height: 44px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg3); flex-shrink: 0;
  margin-left: auto; position: relative; z-index: 96;
}
.hamburger:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.hamburger span {
  display: block; width: 16px; height: 1.5px;
  background: var(--text2); transition: transform 200ms, opacity 200ms, background 200ms; border-radius: 1px;
}
body.nav-open .hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
body.nav-open .hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
body.nav-open .hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Docs Layout ── */
#docs-layout {
  display: flex; min-height: 100vh; padding-top: var(--topbar-h);
}

/* ── Sidebar ── */
#sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  position: sticky; top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto; overflow-x: hidden;
  background: var(--bg2); border-right: 1px solid var(--border);
  padding: 1.5rem 1rem; scrollbar-width: thin;
}

.sidebar-category {
  margin-bottom: 0.25rem;
}

.sidebar-category-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.4rem 0.5rem; margin-bottom: 0.25rem;
  font-size: 0.63rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text3);
  cursor: pointer; border-radius: 6px; list-style: none;
  transition: color 150ms;
}
.sidebar-category-header:hover { color: var(--text2); }
.sidebar-category-header .arrow {
  font-size: 0.6rem; transition: transform 200ms; opacity: 0.6;
}
details[open] .sidebar-category-header .arrow { transform: rotate(90deg); }
details summary { list-style: none; }
details summary::-webkit-details-marker { display: none; }

.sidebar-item {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.4rem 0.6rem 0.4rem 1rem;
  border-radius: 6px; font-size: 0.84rem; font-weight: 500;
  color: var(--text2); border: 1px solid transparent;
  transition: color 150ms, background 150ms, border-color 150ms, box-shadow 150ms; margin-bottom: 0.1rem;
}
.sidebar-item:hover { color: var(--text); background: color-mix(in oklch, var(--text) 5%, transparent); }
.sidebar-item[aria-current="page"],
.sidebar-item.active {
  color: var(--brand); background: color-mix(in oklch, var(--brand) 8%, transparent);
  border-color: color-mix(in oklch, var(--brand) 18%, transparent);
  /* --z-sidebar-active-shadow: genre token — Cyberpunk adds inset neon bar */
  box-shadow: var(--z-sidebar-active-shadow, none);
}
.sidebar-dot {
  width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0;
  background: currentColor; opacity: 0.5;
}
.sidebar-item.active .sidebar-dot,
.sidebar-item[aria-current="page"] .sidebar-dot { opacity: 1; }
/* Right-aligned meta tag (CSS class or chart type) inside sidebar items */
.sidebar-item-meta {
  font-family: var(--mono); font-size: 0.6rem;
  color: var(--brand); opacity: 0.3;
  margin-left: auto; flex-shrink: 0; padding-left: 0.5rem;
  letter-spacing: 0.02em;
}
.sidebar-item.active .sidebar-item-meta,
.sidebar-item[aria-current="page"] .sidebar-item-meta { opacity: 0.65; }
/* Count badge on section header */
.sidebar-cat-count {
  font-family: var(--mono); font-size: 0.5rem; font-weight: 700;
  background: color-mix(in oklch, var(--brand) 10%, transparent);
  color: var(--brand); opacity: 0.65;
  padding: 0.08rem 0.3rem; border-radius: 3px;
  margin-left: 0.35rem; letter-spacing: 0.04em;
  vertical-align: middle;
}
/* "You are here" terminal path at top of sidebar */
.sidebar-position {
  font-family: var(--mono); font-size: 0.6rem; color: var(--text3);
  padding: 0 0.5rem 0.55rem; margin-bottom: 0.35rem;
  display: flex; align-items: center; gap: 0.22rem; flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}
.sidebar-pos-sep { opacity: 0.25; }
.sidebar-pos-leaf { color: var(--brand); opacity: 0.75; }

.sidebar-divider {
  height: 1px; background: var(--border); margin: 1rem 0.5rem;
}

/* Sidebar quick-install snippet */
.sidebar-snippet {
  padding: 0.7rem; background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); margin: 0.5rem 0;
}
.sidebar-snippet code {
  display: block; font-size: 0.68rem; line-height: 1.7;
  color: var(--text3);
}
.sidebar-snippet code:first-child { color: var(--brand); margin-bottom: 0.2rem; }

/* ── Mobile nav overlay (landing page — no sidebar) ── */
#mobile-nav {
  display: none;
  position: fixed; inset: 0;
  background: var(--bg);
  flex-direction: column; justify-content: center; align-items: center; gap: 0.5rem;
  padding: 2rem;
  z-index: 95;
}
body.nav-open #mobile-nav { display: flex; }
.mobile-nav-link {
  width: 100%; padding: 1rem 1.5rem; border-radius: var(--radius);
  font-size: 1.25rem; font-weight: 600; color: var(--text2); text-align: center;
  transition: color 150ms, background 150ms;
}
.mobile-nav-link:hover { color: var(--text); background: color-mix(in oklch, var(--text) 5%, transparent); }

/* ── Mobile off-canvas ── */
@media (max-width: 1023px) {
  .hamburger { display: flex; }
  .topbar-right .btn-topbar { display: none; }

  #sidebar {
    position: fixed; top: var(--topbar-h); left: 0;
    height: calc(100vh - var(--topbar-h));
    transform: translateX(-100%);
    transition: transform 200ms ease; z-index: 90;
    box-shadow: 4px 0 24px color-mix(in oklch, var(--text) 20%, transparent);
  }
  body.nav-open #sidebar { transform: translateX(0); }

  /* Overlay */
  body.nav-open::after {
    content: ''; position: fixed; inset: var(--topbar-h) 0 0 0;
    background: color-mix(in oklch, var(--text) 40%, transparent); z-index: 85;
  }
}

/* ── Main Content ── */
#content {
  flex: 1; min-width: 0;
  padding: 3rem 3rem 6rem;
  max-width: 900px;
}
@media (max-width: 1023px) { #content { padding: 2rem 1.5rem 4rem; } }
@media (max-width: 640px)  { #content { padding: 1.5rem 1rem 4rem; } }

/* ── Page Header ── */
.page-header {
  margin-bottom: 3rem; padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.breadcrumb {
  font-size: 0.72rem; color: var(--text3); margin-bottom: 0.75rem;
}
.breadcrumb ol {
  display: flex; align-items: center; gap: 0.4rem;
  list-style: none; margin: 0; padding: 0;
}
.breadcrumb a { color: var(--brand); }
.breadcrumb-sep { opacity: 0.4; }
.page-title {
  font-size: clamp(1.5rem, 5vw, 2rem); font-weight: 900; letter-spacing: -0.03em;
  line-height: 1.1; margin-bottom: 0.75rem;
}
.page-desc { font-size: 0.95rem; color: var(--text2); line-height: 1.7; max-width: 560px; }

/* ── Section ── */
.doc-section { margin-bottom: 3.5rem; }
.section-title {
  font-size: 1.1rem; font-weight: 800; letter-spacing: -0.02em;
  margin-bottom: 1rem; color: var(--text);
}

/* ── Preview / Code Tab System ── */
.tabs-bar {
  display: flex; border-bottom: 1px solid var(--border); margin-bottom: 0;
}
.tab-btn {
  padding: 0.55rem 1rem; font-size: 0.8rem; font-weight: 600;
  color: var(--text3); background: none; border: none;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color 150ms, border-bottom-color 150ms; cursor: pointer; min-height: 40px;
}
.tab-btn.active { color: var(--brand); border-bottom-color: var(--brand); }
.tab-btn:hover:not(.active) { color: var(--text2); }
.tab-btn:focus-visible { outline: 2px solid var(--brand); outline-offset: -2px; border-radius: 4px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Preview box */
.preview-box {
  background: var(--bg); border: 1px solid var(--border);
  border-top: none;
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  padding: 2.5rem 2rem; min-height: 120px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 1rem;
  background-image: repeating-linear-gradient(
    -45deg, var(--bg), var(--bg) 13px, var(--bg2) 13px, var(--bg2) 14px
  );
  background-size: 40px 40px;
}
.preview-box.col { flex-direction: column; align-items: flex-start; justify-content: flex-start; }
.preview-box.stretch { align-items: stretch; }

/* Code block */
.code-box {
  background: #0A0A10; border: 1px solid var(--border);
  border-top: none;
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  overflow-x: auto; overflow-y: hidden;
  max-width: 100%; -webkit-overflow-scrolling: touch;
}
.code-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.5rem 1rem; border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.code-lang {
  font-size: 0.68rem; color: var(--text3); font-family: var(--mono);
  letter-spacing: 0.06em; text-transform: uppercase;
}
.copy-btn {
  display: flex; align-items: center; gap: 0.35rem;
  padding: 0.2rem 0.55rem; border-radius: 5px;
  background: var(--bg3); border: 1px solid var(--border);
  font-size: 0.68rem; font-weight: 700; color: var(--text2); transition: color 150ms, background 150ms, border-color 150ms;
  min-height: 32px;
}
.copy-btn:hover { color: var(--text); background: var(--bg2); }
.copy-btn.ok { color: #5DCF8A; border-color: rgba(93,207,138,0.4); }

pre {
  padding: 1.25rem 1.5rem; overflow-x: auto;
  font-size: 0.78rem; line-height: 1.75; color: #A8B5C8;
  -webkit-overflow-scrolling: touch;
}
.kw  { color: #C792EA; }
.str { color: #C3E88D; }
.cls { color: #FFCB6B; }
.cmt { color: #4A5E6A; }
.tag { color: #F78C6C; }
.atr { color: #89DDFF; }
.val { color: #C3E88D; }
.num { color: #F78C6C; }

/* ── API / Attribute Table ── */
.api-table {
  width: 100%; border-collapse: collapse;
  font-size: 0.82rem;
  border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.api-table th {
  text-align: left; padding: 0.55rem 0.875rem;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  color: var(--text3); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.api-table td {
  padding: 0.6rem 0.875rem; border-bottom: 1px solid var(--border2);
  color: var(--text2); vertical-align: top;
}
.api-table tr:last-child td { border-bottom: none; }
.api-table tr:hover td { background: color-mix(in oklch, var(--text) 3%, transparent); }
.t-var  { font-family: var(--mono); color: var(--brand); font-size: 0.78rem; }
.t-type { font-family: var(--mono); color: #89DDFF; font-size: 0.75rem; }
.t-def  { font-family: var(--mono); color: #C3E88D; font-size: 0.75rem; }

/* ── Genre selector ──────────────────────────────────────────────────── */
.genre-selector { position: relative; }

.genre-trigger {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.3rem 0.65rem;
  background: transparent;
  border: 1px solid var(--genre-trigger-color, var(--brand));
  border-radius: var(--radius-sm);
  color: var(--genre-trigger-color, var(--brand));
  font-family: var(--mono); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  cursor: pointer; white-space: nowrap;
  transition: background 150ms, box-shadow 150ms;
}
.genre-trigger:hover {
  background: color-mix(in oklch, var(--genre-trigger-color, var(--brand)) 8%, transparent);
  box-shadow: 0 0 12px color-mix(in oklch, var(--genre-trigger-color, var(--brand)) 25%, transparent);
}
.genre-trigger:focus-visible { outline: 2px solid var(--genre-trigger-color, var(--brand)); outline-offset: 4px; }
.genre-trigger[aria-expanded="true"] {
  background: color-mix(in oklch, var(--genre-trigger-color, var(--brand)) 10%, transparent);
}

.genre-panel {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 180px;
  background: var(--z-panel-bg, rgba(12,11,20,0.97));
  border: 1px solid color-mix(in oklch, var(--brand) 25%, transparent);
  border-radius: var(--radius-sm);
  padding: 0.4rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--z-panel-shadow, 0 16px 48px rgba(0,0,0,0.7));
  display: none; flex-direction: column; gap: 2px;
  z-index: 200;
}
.genre-panel.open { display: flex; }

.genre-option {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.5rem 0.65rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--mono); font-size: 0.75rem; font-weight: 600;
  color: var(--text2);
  transition: background 120ms, color 120ms;
}
.genre-option:hover { background: color-mix(in oklch, var(--text) 5%, transparent); color: var(--text); }
.genre-option[aria-selected="true"] { color: var(--brand); }
.genre-panel:focus-within .genre-option.is-active-descendant {
  background: color-mix(in oklch, var(--text) 7%, transparent);
  outline: 2px solid var(--brand);
  outline-offset: -2px;
}

.genre-swatches {
  display: flex; gap: 3px;
}
.genre-swatch {
  width: 8px; height: 8px; border-radius: 50%;
}

/* ── 2-column do/don't grid — collapses to 1 on mobile ── */
.grid-2col {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
@media (max-width: 640px) { .grid-2col { grid-template-columns: 1fr; } }

/* ── Mobile responsiveness ── */

/* Hide topbar nav links behind hamburger on narrow viewports */
@media (max-width: 767px) {
  .topbar-nav-link { display: none; }
  .badge-version { display: none; }
}

/* Sidebar: constrain width and increase touch targets on mobile */
@media (max-width: 1023px) {
  #sidebar { width: min(var(--sidebar-w), 82vw); }
  .sidebar-category-header { padding: 0.65rem 0.75rem; }
  .sidebar-item { padding: 0.65rem 0.75rem 0.65rem 1.25rem; }
}

/* Preview box: reduce padding and fix card overflow on small screens */
@media (max-width: 640px) {
  .preview-box { padding: 1.5rem 1rem; gap: 0.75rem; }
  .preview-box.col { padding: 1.25rem 1rem; }
  .preview-box .card { min-width: 0 !important; max-width: 100% !important; width: 100%; }
}

/* Code block: wrap and smaller font on mobile */
@media (max-width: 640px) {
  pre { font-size: 0.72rem; padding: 1rem; white-space: pre-wrap; word-break: break-word; }
}

/* API table: scrollable on mobile */
@media (max-width: 768px) {
  .api-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* Genre panel: don't overflow right edge on narrow screens */
@media (max-width: 480px) {
  .genre-panel { right: auto; left: 0; }
}

/* ── Animations ── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(0.75rem); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Genre transition — View Transitions API ─────────────────────────────────
   apply() runs inside startViewTransition(), so the new genre's
   --z-ease-enter/exit tokens are live on :root when the browser composites
   the animation frames. Fallback cubic-bezier values match ops.js defaults. */
::view-transition-old(root) {
  animation: 160ms var(--z-ease-exit, cubic-bezier(0.55, 0, 1, 0.45)) both fade-out;
}
::view-transition-new(root) {
  animation: 240ms var(--z-ease-enter, cubic-bezier(0.22, 1, 0.36, 1)) both fade-in;
}
@keyframes fade-out { to   { opacity: 0; } }
@keyframes fade-in  { from { opacity: 0; } }