/* llamadart docs */

:root {
  --blue: #0f52ba;
  --blue-soft: #e8f0fc;
  --bg: #ffffff;
  --bg-subtle: #f6f8fb;
  --surface: #ffffff;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --heading: #0f172a;
  --text: #334155;
  --muted: #64748b;
  --inline-code-bg: #f1f5f9;
  --inline-code-text: #0f3f8c;
  --warn: #92400e;
  --warn-bg: #fffbeb;
  --warn-border: #f59e0b;
  --info: #1e40af;
  --info-bg: #eff6ff;
  --info-border: #3b82f6;
  --danger: #991b1b;
  --danger-bg: #fef2f2;
  --danger-border: #ef4444;
  --tip: #065f46;
  --tip-bg: #ecfdf5;
  --tip-border: #10b981;
  --shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  --code-bg: #0f172a;
  --code-border: #1e293b;
  --code-text: #e2e8f0;
  --code-muted: #94a3b8;
  --header-h: 60px;
  --radius: 10px;
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}

[data-theme='dark'] {
  --blue: #6ea8ff;
  --blue-soft: #13223d;
  --bg: #0b1120;
  --bg-subtle: #0f1729;
  --surface: #111a2e;
  --border: #1e293b;
  --border-strong: #334155;
  --heading: #f1f5f9;
  --text: #cbd5e1;
  --muted: #94a3b8;
  --inline-code-bg: #16213a;
  --inline-code-text: #b7d2ff;
  --warn: #fcd34d;
  --warn-bg: #211a0b;
  --warn-border: #b45309;
  --info: #bfdbfe;
  --info-bg: #0f1d36;
  --info-border: #3b82f6;
  --danger: #fecaca;
  --danger-bg: #2a1215;
  --danger-border: #dc2626;
  --tip: #a7f3d0;
  --tip-bg: #0b231c;
  --tip-border: #059669;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  --code-bg: #070b16;
  --code-border: #1e293b;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 4px; }

code, pre, kbd, samp {
  font-family: var(--mono);
  /* Ligatures would render `>=` as one glyph and misstate version constraints. */
  font-variant-ligatures: none;
  font-feature-settings: 'liga' 0, 'calt' 0;
}

kbd {
  font-size: 11px;
  padding: 1px 6px;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 5px;
  color: var(--muted);
  background: var(--bg);
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 100;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  font-weight: 600;
}
.skip-link:focus { top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--header-h);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  height: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--heading);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.brand:hover { text-decoration: none; }
.primary-nav { display: flex; gap: 4px; }
.nav-link { color: var(--text); font-size: 14.5px; font-weight: 500; padding: 6px 10px; border-radius: 6px; }
.nav-link:hover { color: var(--heading); background: var(--bg-subtle); text-decoration: none; }
.nav-link.active { color: var(--blue); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.search-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  min-width: 200px;
  padding: 0 8px 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-subtle);
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.search-button:hover { border-color: var(--border-strong); }
.search-button kbd { margin-left: auto; }
.icon-link, .theme-toggle, .sidebar-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  min-width: 36px;
  padding: 0 8px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
.icon-link:hover, .theme-toggle:hover, .sidebar-toggle:hover { background: var(--bg-subtle); color: var(--heading); text-decoration: none; }
.sidebar-toggle { display: none; margin-left: -8px; }
.icon-sun { display: none; }
[data-theme='dark'] .icon-sun { display: block; }
[data-theme='dark'] .icon-moon { display: none; }

.version-menu { position: relative; }
.version-menu summary {
  list-style: none;
  cursor: pointer;
  height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--heading);
}
.version-menu summary::-webkit-details-marker { display: none; }
.version-menu summary::after { content: '▾'; font-size: 11px; color: var(--muted); }
.version-menu ul {
  position: absolute;
  right: 0;
  top: 42px;
  z-index: 40;
  width: 220px;
  max-height: 60vh;
  overflow-y: auto;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.version-menu li a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
}
.version-menu li a:hover { background: var(--bg-subtle); text-decoration: none; }
.version-menu li a.active { color: var(--blue); background: var(--blue-soft); }
.badge {
  font-family: var(--font);
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 99px;
  color: var(--blue);
  background: var(--blue-soft);
}

/* ---------- Docs shell ---------- */
.docs-shell {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
}
.sidebar-container {
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  overflow-y: auto;
  overscroll-behavior: contain;
  border-right: 1px solid var(--border);
  padding: 24px 16px 48px 24px;
}
.sidebar-barrier, .sidebar-close, .drawer-nav { display: none; }
.sidebar > .sidebar-list { margin-bottom: 22px; }
.sidebar-group + .sidebar-group { margin-top: 22px; }
.sidebar-subgroup { margin-top: 12px; }
.sidebar-heading {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.sidebar-subgroup > .sidebar-heading { text-transform: none; letter-spacing: 0; font-size: 13px; color: var(--heading); }
.sidebar-list { list-style: none; margin: 0; padding: 0; }
.sidebar-list a {
  display: block;
  padding: 5px 10px;
  margin-left: -10px;
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.45;
}
.sidebar-list a:hover { background: var(--bg-subtle); color: var(--heading); text-decoration: none; }
.sidebar-list a.active { background: var(--blue-soft); color: var(--blue); font-weight: 600; }

.docs-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 232px;
  gap: 48px;
  padding: 40px 48px 80px;
}
.doc { min-width: 0; max-width: 780px; }
.breadcrumb { margin: 0 0 6px; font-size: 13.5px; font-weight: 600; color: var(--blue); }
.doc > h1 {
  margin: 0 0 12px;
  color: var(--heading);
  font-size: 36px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.doc-lead { margin: 0 0 32px; font-size: 18px; color: var(--muted); line-height: 1.55; }

.version-banner {
  margin: 0 0 24px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--info-border);
  background: var(--info-bg);
  border-radius: 8px;
  font-size: 14px;
}
.version-banner.archived { border-left-color: var(--warn-border); background: var(--warn-bg); }

.mobile-toc { display: none; }

/* ---------- Markdown ---------- */
.content { color: var(--text); font-size: 16px; line-height: 1.7; overflow-wrap: break-word; }
.content > :first-child { margin-top: 0; }
.content p, .content ul, .content ol, .content table, .content blockquote { margin: 0 0 18px; }
.content ul, .content ol { padding-left: 24px; }
.content li { margin: 6px 0; }
.content li > ul, .content li > ol { margin: 6px 0 0; }
.content h2, .content h3, .content h4 { color: var(--heading); line-height: 1.3; letter-spacing: -0.015em; }
.content h2 { font-size: 24px; margin: 48px 0 14px; padding-top: 20px; border-top: 1px solid var(--border); }
.content h3 { font-size: 19px; margin: 32px 0 10px; }
.content h4 { font-size: 16px; margin: 24px 0 8px; }
.content [anchor] > a { margin-left: 8px; color: var(--border-strong); font-weight: 400; opacity: 0; }
.content [anchor]:hover > a, .content [anchor] > a:focus { opacity: 1; text-decoration: none; }
.content a { font-weight: 500; }
.content strong { color: var(--heading); font-weight: 600; }
.content hr { border: 0; border-top: 1px solid var(--border); margin: 32px 0; }
.content :not(pre) > code {
  font-size: 0.86em;
  padding: 0.12em 0.4em;
  border-radius: 5px;
  background: var(--inline-code-bg);
  color: var(--inline-code-text);
}
.content table {
  display: block;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 14.5px;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.content th, .content td { padding: 9px 14px; border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); text-align: left; vertical-align: top; }
.content th:last-child, .content td:last-child { border-right: 0; }
.content th { background: var(--bg-subtle); color: var(--heading); font-weight: 600; }
.content tr:last-child td { border-bottom: 0; }
.content blockquote { padding: 2px 16px; border-left: 3px solid var(--border-strong); color: var(--muted); }
.content img { max-width: 100%; border-radius: 8px; }

/* ---------- Code ---------- */
.code-frame { position: relative; margin: 0 0 20px; }
.code-frame pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius);
  color: var(--code-text);
  font-size: 13.5px;
  line-height: 1.65;
  tab-size: 2;
}
.code-frame pre code { background: none; padding: 0; color: inherit; font-size: inherit; }
.code-frame[data-lang]::after {
  content: attr(data-lang);
  position: absolute;
  top: 8px;
  right: 14px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--code-muted);
  pointer-events: none;
  transition: opacity 120ms;
}
.copy-code {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 1;
  padding: 3px 9px;
  border: 1px solid #334155;
  border-radius: 6px;
  background: #1e293b;
  color: var(--code-text);
  font: 500 12px var(--font);
  cursor: pointer;
  opacity: 0;
  transition: opacity 120ms;
}
.code-frame:hover .copy-code, .copy-code:focus-visible { opacity: 1; }
.code-frame:hover::after { opacity: 0; }
.tok-comment { color: #7f9a74; font-style: italic; }
.tok-string { color: #f0a883; }
.tok-keyword { color: #7fb0ff; }
.tok-number, .tok-literal { color: #c5a3ff; }
.tok-function { color: #f5d880; }
.tok-type { color: #5fd4c0; }
.tok-variable { color: #9cdcfe; }
.tok-key, .tok-tag { color: #7fb0ff; }
.tok-attribute { color: #9cdcfe; }

pre.mermaid {
  margin: 0 0 20px;
  padding: 16px;
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: transparent;
  text-align: center;
  font-size: 12px;
}
pre.mermaid[data-processed] { color: inherit; }

.admonition {
  margin: 0 0 20px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--info-border);
  border-radius: 8px;
  background: var(--info-bg);
}
.admonition-title { margin: 0 0 4px !important; font-weight: 600; font-size: 14.5px; color: var(--info); }
.admonition-body > :last-child { margin-bottom: 0; }
.admonition-warning, .admonition-caution { border-left-color: var(--warn-border); background: var(--warn-bg); }
.admonition-warning .admonition-title, .admonition-caution .admonition-title { color: var(--warn); }
.admonition-danger { border-left-color: var(--danger-border); background: var(--danger-bg); }
.admonition-danger .admonition-title { color: var(--danger); }
.admonition-tip { border-left-color: var(--tip-border); background: var(--tip-bg); }
.admonition-tip .admonition-title { color: var(--tip); }

.arch { display: flex; flex-direction: column; align-items: center; margin: 32px 0; }
.arch-layer {
  width: 100%;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-subtle);
}
.arch-layer-title { align-self: flex-start; margin: 0 0 16px !important; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--blue); }
.arch-node {
  min-width: min(240px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  text-align: center;
}
.arch-node.accent { border-color: var(--blue); background: var(--blue-soft); }
.arch-node.bridge { border-style: dashed; }
.arch-title { font-weight: 600; color: var(--heading); font-size: 15px; }
.arch-sub { font-size: 12.5px; color: var(--muted); }
.arch-arrow { display: flex; flex-direction: column; align-items: center; margin: 8px 0; font-size: 12px; font-weight: 500; color: var(--muted); line-height: 1.3; }
.arch-row { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.arch-row .arch-node { min-width: 200px; }

.doc-meta { margin-top: 48px; font-size: 14px; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.pager-link { display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius); }
.pager-link:hover { border-color: var(--blue); text-decoration: none; }
.pager-link.next { text-align: right; grid-column: 2; }
.pager-label { font-size: 12.5px; color: var(--muted); }
.pager-title { font-weight: 600; color: var(--heading); }

.toc { font-size: 13.5px; }
.toc-inner { position: sticky; top: calc(var(--header-h) + 40px); max-height: calc(100vh - var(--header-h) - 60px); overflow-y: auto; }
.toc-title { margin: 0 0 10px; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.toc ul, .mobile-toc ul { list-style: none; margin: 0; padding: 0; }
.toc li, .mobile-toc li { margin: 6px 0; line-height: 1.4; }
.toc a, .mobile-toc a { color: var(--muted); }
.toc a:hover, .mobile-toc a:hover { color: var(--heading); text-decoration: none; }
.toc a.active { color: var(--blue); font-weight: 500; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-subtle); }
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 32px;
}
.footer-brand p { margin: 10px 0 0; font-size: 14px; color: var(--muted); max-width: 28ch; }
.footer-title { margin: 0 0 10px; font-size: 13px; font-weight: 600; color: var(--heading); }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin: 6px 0; }
.footer-col a { color: var(--muted); font-size: 14px; }
.footer-col a:hover { color: var(--heading); }
.footer-legal { max-width: 1200px; margin: 0 auto; padding: 16px 24px 32px; font-size: 13px; color: var(--muted); }

/* ---------- Home ---------- */
.home main { max-width: 1200px; margin: 0 auto; padding: 0 24px 96px; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: center;
  padding: 72px 0 56px;
}
.eyebrow { margin: 0 0 16px; font-size: 14px; font-weight: 600; color: var(--blue); }
.hero h1 {
  margin: 0 0 20px;
  color: var(--heading);
  font-size: clamp(34px, 4.6vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 700;
}
.lead { margin: 0 0 28px; font-size: 18.5px; line-height: 1.6; max-width: 52ch; }
.install {
  display: flex;
  align-items: center;
  max-width: 420px;
  height: 46px;
  margin-bottom: 24px;
  padding: 0 6px 0 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-subtle);
}
.install code { font-size: 14.5px; color: var(--heading); white-space: nowrap; overflow: hidden; }
.install .prompt { color: var(--muted); user-select: none; }
.copy-install {
  margin-left: auto;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--bg);
  color: var(--text);
  font: 500 13px var(--font);
  cursor: pointer;
}
.copy-install:hover { border-color: var(--border-strong); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn { display: inline-flex; align-items: center; height: 42px; padding: 0 18px; border-radius: 9px; font-size: 15px; font-weight: 600; border: 1px solid transparent; }
.btn:hover { text-decoration: none; }
.btn-primary { background: #0f52ba; color: #fff; }
.btn-primary:hover { background: #0b3f91; }
.btn-secondary { border-color: var(--border-strong); color: var(--heading); background: var(--bg); }
.btn-secondary:hover { border-color: var(--blue); }
.btn-ghost { color: var(--text); }
.btn-ghost:hover { color: var(--heading); background: var(--bg-subtle); }

.hero-code {
  min-width: 0;
  border: 1px solid var(--code-border);
  border-radius: 14px;
  background: var(--code-bg);
  overflow: hidden;
  box-shadow: 0 24px 48px -24px rgba(15, 23, 42, 0.35);
}
.code-tabbar { display: flex; align-items: center; gap: 6px; height: 40px; padding: 0 14px; border-bottom: 1px solid var(--code-border); }
.code-tabbar .dot { width: 10px; height: 10px; border-radius: 50%; background: #334155; }
.code-file { margin-left: 10px; font-family: var(--mono); font-size: 12.5px; color: var(--code-muted); }
.hero-code .code-frame { margin: 0; }
.hero-code .code-frame::after { content: none; }
.hero-code pre { border: 0; border-radius: 0; font-size: 13px; }

.strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 48px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-subtle);
}
.strip-group { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.strip-label { margin: 0; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.strip ul { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.strip li { padding: 3px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); font-size: 13.5px; font-weight: 500; color: var(--heading); }
.strip-link { margin-left: auto; font-size: 14px; font-weight: 600; }

.home-section { margin-top: 80px; }
.home-section h2 { margin: 0 0 24px; color: var(--heading); font-size: 28px; letter-spacing: -0.025em; }
.feature-grid, .path-grid { display: grid; gap: 16px; }
.feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.path-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.feature, .path { display: block; padding: 20px 22px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: inherit; }
.feature:hover, .path:hover { border-color: var(--blue); text-decoration: none; }
.feature h3, .path h3 { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 0 0 6px; font-size: 16.5px; color: var(--heading); }
.feature p, .path p { margin: 0; font-size: 14.5px; color: var(--muted); line-height: 1.55; }
.tag { font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 99px; color: var(--warn); background: var(--warn-bg); border: 1px solid var(--warn-border); }
.path-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-bottom: 12px;
  border-radius: 7px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
}

.not-found { max-width: 640px; margin: 0 auto; padding: 120px 24px; text-align: center; }
.not-found h1 { color: var(--heading); font-size: 40px; letter-spacing: -0.03em; margin: 0 0 12px; }
.redirect { padding: 48px 24px; }

/* ---------- Search (Pagefind UI) ---------- */
#search-dialog {
  width: min(680px, calc(100vw - 32px));
  max-height: 75vh;
  margin-top: 10vh;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}
#search-dialog::backdrop { background: rgba(15, 23, 42, 0.45); }
.search-panel { padding: 16px; }
.search-hint { margin: 12px 0 0; font-size: 12.5px; color: var(--muted); }
#search {
  --pagefind-ui-scale: 0.85;
  --pagefind-ui-primary: var(--blue);
  --pagefind-ui-text: var(--text);
  --pagefind-ui-background: var(--surface);
  --pagefind-ui-border: var(--border-strong);
  --pagefind-ui-tag: var(--bg-subtle);
  --pagefind-ui-border-width: 1px;
  --pagefind-ui-border-radius: 8px;
  --pagefind-ui-font: var(--font);
}

/* ---------- Responsive ---------- */
@media (max-width: 1279px) {
  .docs-main { grid-template-columns: minmax(0, 1fr); }
  .toc { display: none; }
  .mobile-toc {
    display: block;
    margin: 0 0 28px;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
  }
  .mobile-toc summary { cursor: pointer; font-weight: 600; color: var(--heading); }
  .mobile-toc ul { margin-top: 8px; }
}

@media (max-width: 1023px) {
  .docs-shell { display: block; }
  .primary-nav, .text-link { display: none; }
  .search-button { min-width: 0; }
  .search-label, .search-button kbd { display: none; }
  [data-has-sidebar] .sidebar-toggle { display: inline-flex; }
  .sidebar-container {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 50;
    width: min(300px, 85vw);
    height: auto;
    background: var(--bg);
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform 150ms ease-in-out, visibility 150ms;
  }
  .sidebar-container.open { transform: none; visibility: visible; }
  .sidebar-barrier { display: block; position: fixed; inset: 0; z-index: 40; background: rgba(15, 23, 42, 0.45); opacity: 0; pointer-events: none; transition: opacity 150ms; }
  .sidebar-barrier.open { opacity: 1; pointer-events: auto; }
  .sidebar-close {
    display: block;
    margin: -8px -4px 8px auto;
    width: 32px;
    height: 32px;
    border: 0;
    background: none;
    color: var(--muted);
    font-size: 22px;
    cursor: pointer;
  }
  .sidebar .drawer-nav { display: block; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
  .drawer-nav a { font-weight: 600; color: var(--heading); }
  .docs-main { padding: 28px 20px 64px; }
  .doc > h1 { font-size: 30px; }
  .hero { grid-template-columns: minmax(0, 1fr); gap: 36px; padding: 44px 0 40px; }
  .feature-grid, .path-grid, .footer-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .header-inner { padding: 0 16px; gap: 12px; }
  .header-actions { gap: 4px; }
  .header-actions .icon-link { display: none; }
  .version-menu summary { padding: 0 8px; font-size: 12.5px; }
  .docs-main { padding: 24px 16px 56px; }
  .home main { padding: 0 16px 64px; }
  .feature-grid, .path-grid, .pager, .footer-inner { grid-template-columns: minmax(0, 1fr); }
  .pager-link.next { grid-column: auto; }
  .strip-link { margin-left: 0; }
  .install { max-width: none; }
  .home-section { margin-top: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}