/* Shared documentation theme — aligned with landing page tokens */
:root,
[data-theme="dark"] {
  --c-bg: #0b0f17;
  --c-surface: #0d1117;
  --c-card: #161b22;
  --c-border: #21262d;
  --c-border-sub: #161b22;
  --c-border-hover: #30363d;
  --c-text: #e6edf3;
  --c-muted: #94a3b8;
  --c-faint: #4a5568;
  --c-nav-bg: rgba(11, 15, 23, 0.92);
  --c-accent: #f97316;
  --c-accent-soft: rgba(249, 115, 22, 0.12);
  --c-accent-border: rgba(249, 115, 22, 0.28);
  --c-code-bg: #161b22;
  --c-warn: #f59e0b;
  --c-warn-soft: rgba(245, 158, 11, 0.08);
  --c-warn-border: rgba(245, 158, 11, 0.25);
  --c-scroll-thumb: #21262d;
  --sidebar-w: 260px;
}

[data-theme="light"] {
  --c-bg: #f0f4f8;
  --c-surface: #f8fafc;
  --c-card: #ffffff;
  --c-border: #e2e8f0;
  --c-border-sub: #f1f5f9;
  --c-border-hover: #cbd5e1;
  --c-text: #0f172a;
  --c-muted: #475569;
  --c-faint: #94a3b8;
  --c-nav-bg: rgba(240, 244, 248, 0.92);
  --c-code-bg: #f1f5f9;
  --c-scroll-thumb: #cbd5e1;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
.font-mono, code, pre, kbd {
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, monospace;
}

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

/* Top bar */
.docs-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-nav-bg);
  backdrop-filter: blur(12px);
}
.docs-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--c-text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.docs-brand:hover { text-decoration: none; }
.docs-brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, #f97316, #ea580c);
  display: grid;
  place-items: center;
  color: #0b0f17;
}
.docs-topbar-sep {
  width: 1px;
  height: 20px;
  background: var(--c-border);
}
.docs-topbar-label {
  font-size: 0.8125rem;
  color: var(--c-muted);
  font-weight: 500;
}
.docs-topbar-spacer { flex: 1; }
.docs-topbar-link {
  font-size: 0.8125rem;
  color: var(--c-muted);
  font-weight: 500;
  text-decoration: none;
}
.docs-topbar-link:hover { color: var(--c-text); text-decoration: none; }

.theme-toggle {
  width: 44px;
  height: 24px;
  border-radius: 100px;
  border: 1px solid var(--c-border);
  background: var(--c-card);
  cursor: pointer;
  position: relative;
}
.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-accent);
  transition: left 0.2s ease;
}
[data-theme="light"] .theme-toggle-thumb { left: 22px; background: #f59e0b; }

.menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--c-border);
  color: var(--c-text);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

/* Layout */
.docs-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: calc(100vh - 56px);
}
.docs-sidebar {
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  overflow: auto;
  border-right: 1px solid var(--c-border);
  background: var(--c-surface);
  padding: 20px 14px 40px;
}
.docs-nav-group {
  margin-bottom: 22px;
}
.docs-nav-title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-faint);
  padding: 0 10px;
  margin-bottom: 8px;
}
.docs-nav a {
  display: block;
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--c-muted);
  font-size: 0.84375rem;
  font-weight: 500;
  text-decoration: none;
  line-height: 1.35;
}
.docs-nav a:hover {
  color: var(--c-text);
  background: rgba(128, 128, 128, 0.06);
  text-decoration: none;
}
.docs-nav a.active {
  color: var(--c-accent);
  background: var(--c-accent-soft);
}

.docs-main {
  padding: 40px 48px 80px;
  max-width: 860px;
}
.docs-kicker {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--c-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 10px;
}
.docs-main h1 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
}
.docs-lead {
  margin: 0 0 32px;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--c-muted);
}
.docs-main h2 {
  margin: 40px 0 12px;
  padding-top: 8px;
  font-size: 1.35rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  border-top: 1px solid var(--c-border-sub);
}
.docs-main h2:first-of-type { border-top: none; padding-top: 0; }
.docs-main h3 {
  margin: 28px 0 10px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.docs-main p, .docs-main li {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-muted);
}
.docs-main ul, .docs-main ol { padding-left: 1.25rem; }
.docs-main li { margin: 0.35rem 0; }
.docs-main strong { color: var(--c-text); font-weight: 600; }

.docs-main code {
  font-size: 0.84em;
  background: var(--c-code-bg);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--c-text);
}
.docs-main pre {
  margin: 14px 0 20px;
  padding: 16px 18px;
  background: var(--c-code-bg);
  border: 1px solid var(--c-border);
  border-radius: 10px;
  overflow-x: auto;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--c-text);
}
.docs-main pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

.docs-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  margin: 16px 0 24px;
}
.docs-main table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.docs-main th, .docs-main td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--c-border-sub);
  vertical-align: top;
}
.docs-main th {
  background: var(--c-surface);
  color: var(--c-text);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.docs-main tr:last-child td { border-bottom: none; }
.docs-main td { color: var(--c-muted); }
.docs-main td code { white-space: nowrap; }

.callout {
  border-radius: 10px;
  padding: 14px 16px;
  margin: 18px 0;
  border: 1px solid var(--c-accent-border);
  background: var(--c-accent-soft);
  color: var(--c-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}
.callout.warn {
  border-color: var(--c-warn-border);
  background: var(--c-warn-soft);
}
.callout strong { color: var(--c-text); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0 28px;
}
.card-link {
  display: block;
  padding: 16px 18px;
  border-radius: 10px;
  border: 1px solid var(--c-border);
  background: var(--c-card);
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card-link:hover {
  border-color: var(--c-accent-border);
  transform: translateY(-1px);
  text-decoration: none;
}
.card-link h3 {
  margin: 0 0 6px !important;
  font-size: 0.95rem !important;
  color: var(--c-text);
}
.card-link p {
  margin: 0;
  font-size: 0.84rem;
  color: var(--c-muted);
  line-height: 1.5;
}

.docs-pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
}
.docs-pager a {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-card);
  text-decoration: none;
  min-width: 40%;
}
.docs-pager a:hover { border-color: var(--c-accent-border); text-decoration: none; }
.docs-pager .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-faint);
  font-weight: 600;
}
.docs-pager .title {
  font-size: 0.9rem;
  color: var(--c-text);
  font-weight: 600;
}
.docs-pager .next { margin-left: auto; text-align: right; }

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 16px 0 24px;
}
.steps li {
  position: relative;
  padding: 0 0 20px 44px;
  border-left: 1px solid var(--c-border);
  margin-left: 12px;
}
.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: -12px;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c-accent-soft);
  border: 1px solid var(--c-accent-border);
  color: var(--c-accent);
  font-size: 0.75rem;
  font-weight: 700;
  display: grid;
  place-items: center;
}

@media (max-width: 560px) {
  .docs-topbar { gap: 10px; padding: 0 14px; }
  .docs-topbar-sep, .docs-topbar-label { display: none; }
}

@media (max-width: 900px) {
  .menu-btn { display: inline-flex; }
  .docs-shell { grid-template-columns: minmax(0, 1fr); }
  .docs-sidebar {
    position: fixed;
    inset: 56px auto 0 0;
    width: min(84vw, 300px);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    z-index: 30;
    box-shadow: 8px 0 32px rgba(0,0,0,0.25);
  }
  .docs-sidebar.open { transform: translateX(0); }
  .docs-main { padding: 28px 20px 64px; }
  .card-grid { grid-template-columns: minmax(0, 1fr); }
  .docs-pager { flex-direction: column; }
  .docs-pager .next { margin-left: 0; text-align: left; }
}