:root {
  --bg: #ffffff;
  --bg-alt: #f7f9fb;
  --surface: #ffffff;
  --border: #e6e8eb;
  --border-strong: #d1d5db;
  --text: #1f2328;
  --text-muted: #6b7280;
  --text-faint: #9ca3af;
  --accent: #086dd7;
  --accent-hover: #0550ae;
  --accent-soft: #ddf4ff;
  --warn: #bf8700;
  --warn-soft: #fff8c5;
  --danger: #cf222e;
  --shadow-sm: 0 1px 2px rgba(31,35,40,0.04);
  --radius: 6px;
  /* шрифты только системные: wiki открывают и в закрытом контуре без интернета */
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
}
* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  font: 15px/1.6 var(--font-sans);
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, kbd {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: rgba(175,184,193,0.16);
  padding: 1.5px 5px;
  border-radius: 4px;
}
pre {
  background: #f6f8fa;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.55;
  font-family: var(--font-mono);
}
pre code { background: none; padding: 0; font-size: inherit; }

/* topbar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 28px;
  display: flex; align-items: center; gap: 16px;
  box-shadow: var(--shadow-sm);
}
.topbar .brand { font-weight: 700; font-size: 16px; color: var(--text); display: inline-flex; align-items: center; gap: 10px; }
.topbar .brand:hover { text-decoration: none; }
.topbar .brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.topbar .sub { color: var(--text-muted); font-size: 13px; }
.topbar .spacer { flex: 1; }

/* layout */
.page { display: grid; grid-template-columns: 280px 1fr; max-width: 1400px; margin: 0 auto; }
.sidebar {
  border-right: 1px solid var(--border);
  padding: 20px 18px 60px;
  height: calc(100vh - 56px);
  overflow-y: auto;
  position: sticky;
  top: 56px;
}
.search-wrap { position: relative; margin-bottom: 18px; }
.search-wrap input {
  width: 100%; padding: 8px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font: inherit;
  font-size: 13px;
  background: var(--bg-alt);
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.search-wrap input:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
#search-results {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(31,35,40,0.12);
  max-height: 400px; overflow-y: auto;
  display: none; z-index: 20;
}
#search-results.show { display: block; }
#search-results a {
  display: block; padding: 8px 12px; color: var(--text);
  border-bottom: 1px solid var(--border); font-size: 13px;
}
#search-results a:hover { background: var(--accent-soft); text-decoration: none; }
#search-results a:last-child { border-bottom: none; }
#search-results a .kind { font-size: 11px; color: var(--text-faint); margin-left: 6px; }
#search-results a .desc { display: block; color: var(--text-muted); font-size: 12px; margin-top: 2px; }

.nav-mode { display: flex; gap: 0; margin: 0 0 14px; border: 1px solid var(--border-strong); border-radius: var(--radius); overflow: hidden; }
.nav-mode button { flex: 1; font: inherit; font-size: 12px; font-weight: 500; padding: 5px 8px; border: 0; background: var(--surface); color: var(--text-muted); cursor: pointer; }
.nav-mode button + button { border-left: 1px solid var(--border-strong); }
.nav-mode button.on { background: var(--accent-soft); color: var(--accent); }
.nav-tree { display: none; font-family: var(--font-mono); font-size: 12px; }
.nav-tree-mode .nav-tree { display: block; }
.nav-tree-mode .nav-groups { display: none; }
.nav-tree details > summary { list-style: none; cursor: pointer; padding: 2px 0; white-space: nowrap; }
.nav-tree details > summary::-webkit-details-marker { display: none; }
.nav-tree details > summary::before { content: '▸'; display: inline-block; width: 12px; color: var(--text-faint); font-size: 9px; transition: transform .15s; }
.nav-tree details[open] > summary::before { transform: rotate(90deg); }
.nav-tree .kids { padding-left: 12px; border-left: 1px solid var(--border); margin-left: 4px; }
.nav-tree .leaf { padding: 2px 0 2px 12px; white-space: nowrap; }
.nav-tree a, .nav-tree .nolink { padding: 1px 5px; border-radius: 3px; color: var(--text); }
.nav-tree .nolink { color: var(--text-faint); }
.nav-tree a:hover { background: var(--bg-alt); text-decoration: none; }
.nav-tree a.active { background: var(--accent-soft); color: var(--accent); font-weight: 500; }
.nav-tree a.dep { color: var(--text-faint); text-decoration: line-through; }
.nav-tree .count { color: var(--text-faint); font-size: 10px; margin-left: 2px; }
.nav-group { margin: 0 0 10px; }
.nav-group summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 6px 0;
  list-style: none;
  outline: none;
  user-select: none;
}
.nav-group summary::-webkit-details-marker { display: none; }
.nav-group summary::before {
  content: '▸';
  display: inline-block;
  margin-right: 6px;
  transition: transform .15s;
  font-size: 9px;
}
.nav-group[open] summary::before { transform: rotate(90deg); }
.nav-group summary .count { color: var(--text-faint); font-weight: 500; margin-left: 4px; font-size: 11px; }
.nav-group ul { list-style: none; padding: 0 0 0 14px; margin: 4px 0 8px; }
.nav-group li { margin: 1px 0; }
.nav-group li a {
  display: block;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
}
.nav-group li a:hover { background: var(--bg-alt); text-decoration: none; }
.nav-group li a.active { background: var(--accent-soft); color: var(--accent); font-weight: 500; }
.nav-group li a.dep { color: var(--text-faint); text-decoration: line-through; }

/* content */
.content { padding: 24px 48px 80px; max-width: 980px; }
.breadcrumbs { font-size: 13px; color: var(--text-muted); margin: 0 0 16px; }
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs code { font-size: 13px; }

h1 { font-size: 28px; margin: 8px 0 16px; font-weight: 700; letter-spacing: -0.015em; }
h1 code.hero { background: none; padding: 0; font-size: 30px; color: var(--accent); }
h2 { font-size: 20px; margin: 36px 0 14px; font-weight: 600; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
h2 .count { color: var(--text-faint); font-weight: 400; font-size: 14px; margin-left: 6px; }
.taggroup { font-size: 12px; color: var(--accent); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; margin: -8px 0 16px; }
.lead { font-size: 17px; line-height: 1.6; color: var(--text-muted); margin: 0 0 20px; }
.count-meta { font-size: 13px; color: var(--text-faint); font-weight: 400; margin-left: 8px; }
.md p { margin: 0 0 8px; }
.md p:last-child { margin-bottom: 0; }
.md ul, .md ol { margin: 4px 0 8px; padding-left: 22px; }
.md pre { margin: 8px 0; }
.md blockquote { margin: 8px 0; padding-left: 12px; border-left: 3px solid var(--border-strong); color: var(--text-muted); }
.md .md-h { margin-top: 12px; }
div.lead p { margin: 0 0 10px; }
.attr-notes { margin-top: 8px; padding-top: 6px; border-top: 1px dashed var(--border); font-size: 13px; color: var(--text-muted); }
.callout {
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 16px 0;
  font-size: 14px;
  color: var(--text-muted);
}

.badge { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12px; font-weight: 500; vertical-align: middle; }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-proj { background: #f3e8ff; color: #6f42c1; }
.proj-list { font-size: 13px; color: #6f42c1; margin: -8px 0 16px; }
.proj-mark { display: inline-block; margin-left: 6px; padding: 0 5px; border-radius: 8px; background: #f3e8ff; color: #6f42c1;
  font: 500 10px/15px var(--font-sans); vertical-align: middle; text-decoration: none; cursor: help; white-space: nowrap; }

.grid-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px; margin: 24px 0 40px;
}
.card {
  display: block;
  padding: 18px 20px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.card:hover { border-color: var(--accent); box-shadow: 0 4px 12px rgba(8,109,215,0.08); text-decoration: none; transform: translateY(-1px); }
.card-tag { background: none; padding: 0; font-size: 18px; color: var(--accent); display: block; margin-bottom: 8px; }
.card p { margin: 0; font-size: 13px; color: var(--text-muted); }

.taggrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 6px; margin-bottom: 32px; }
.tag-card {
  display: flex; flex-direction: column; gap: 2px;
  padding: 10px 14px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
}
.tag-card:hover { background: var(--accent-soft); border-color: var(--accent); text-decoration: none; }
.tag-card.deprecated { opacity: 0.55; }
.tag-card.deprecated code { text-decoration: line-through; }
.tag-card code { background: none; padding: 0; color: var(--accent); font-size: 13px; }
.tag-card span { font-size: 12px; color: var(--text-muted); }

table.attrs, table.reltable {
  width: 100%; border-collapse: collapse; margin: 12px 0 24px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
table.attrs th, table.attrs td,
table.reltable th, table.reltable td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table.attrs thead th, table.reltable thead th { background: var(--bg-alt); font-weight: 600; font-size: 12px; text-transform: uppercase; color: var(--text-muted); letter-spacing: 0.04em; }
table.attrs tbody tr:last-child td, table.reltable tbody tr:last-child td { border-bottom: none; }
table.attrs td:first-child { width: 22%; }
table.attrs td:last-child { width: 28%; }
tr.group-row th { background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; padding: 8px 14px; text-align: left; border-bottom: 1px solid var(--border); }
tr.group-row th .gmeta { font-weight: 500; text-transform: none; letter-spacing: 0; color: var(--text-muted); margin-left: 8px; }
table.reltable td:first-child { width: 20%; }
table.reltable td:last-child { width: 12%; text-align: right; }
.attr-meta { font-size: 11px; color: var(--text-faint); margin-top: 4px; }
tr.deprecated { background: var(--warn-soft); }
tr.deprecated td:first-child code { text-decoration: line-through; opacity: 0.6; }
.dep { color: var(--warn); font-size: 12px; font-weight: 500; }
.meta { color: var(--text-faint); font-style: italic; }

.enum-vals { display: flex; flex-direction: column; gap: 4px; }
.enum-row code { font-size: 11.5px; }
.enum-row span { font-size: 12px; color: var(--text-muted); }
.samples { display: flex; flex-wrap: wrap; gap: 4px; }
.samples code { font-size: 11.5px; padding: 2px 6px; }

.example { margin: 16px 0 24px; scroll-margin-top: 70px; }
.example:target pre { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.example-meta { font-size: 12px; color: var(--text-faint); margin-bottom: 6px; display: flex; gap: 10px; align-items: baseline; }
.example-meta code { background: none; padding: 0; color: var(--accent); }
.example-meta .path { font-family: var(--font-mono); font-size: 11.5px; }
tr[id^='attr-'] { scroll-margin-top: 70px; }
tr[id^='attr-']:target { background: var(--accent-soft); }
pre.code { background: #fbfcfd; }
.hl-t { color: #116329; }
.hl-a { color: #6f42c1; }
.hl-a.hl-focus { background: #fff1b8; border-radius: 3px; font-weight: 600; }
.hl-v { color: #0a3069; }
.hl-c { color: #6e7781; font-style: italic; }
.hl-q { color: #b35900; background: rgba(255,170,60,0.12); border-radius: 3px; }
.hl-k { color: #cf222e; font-weight: 500; }

@media (max-width: 880px) {
  .page { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; border-right: none; border-bottom: 1px solid var(--border); }
  .content { padding: 20px; }
}