:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --card: #f8f9fb;
  --accent: #6d28d9;
  --code-bg: #f3f4f6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #e6e6e6;
    --muted: #9ca3af;
    --border: #2a2d34;
    --card: #171a21;
    --accent: #a78bfa;
    --code-bg: #1c1f26;
  }
}
:root[data-theme="light"] {
  --bg: #ffffff; --fg: #1a1a1a; --muted: #6b7280; --border: #e5e7eb; --card: #f8f9fb; --accent: #6d28d9; --code-bg: #f3f4f6;
}
:root[data-theme="dark"] {
  --bg: #0f1115; --fg: #e6e6e6; --muted: #9ca3af; --border: #2a2d34; --card: #171a21; --accent: #a78bfa; --code-bg: #1c1f26;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}
a { color: var(--accent); }
code { background: var(--code-bg); padding: 0.1em 0.4em; border-radius: 4px; font-size: 0.9em; }
pre { background: var(--code-bg); padding: 1em; border-radius: 8px; overflow-x: auto; }
pre code { background: none; padding: 0; }

.site-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.site-header .brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.site-header nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.site-header nav a { text-decoration: none; color: var(--muted); font-size: 0.92rem; }
.site-header nav a.active, .site-header nav a:hover { color: var(--fg); }
.search-box { margin-left: auto; position: relative; min-width: 220px; }
.search-box input {
  width: 100%; padding: 0.4rem 0.7rem; border-radius: 6px; border: 1px solid var(--border);
  background: var(--card); color: var(--fg);
}
.search-results {
  position: absolute; top: 110%; left: 0; right: 0; background: var(--card); border: 1px solid var(--border);
  border-radius: 8px; max-height: 320px; overflow-y: auto; z-index: 10; display: none;
}
.search-results.show { display: block; }
.search-results a { display: block; padding: 0.5rem 0.75rem; text-decoration: none; color: var(--fg); border-bottom: 1px solid var(--border); }
.search-results a:hover { background: var(--bg); }
.search-results .sr-desc { color: var(--muted); font-size: 0.82rem; }

main { max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.site-footer { text-align: center; color: var(--muted); font-size: 0.85rem; padding: 2rem 1rem; border-top: 1px solid var(--border); }

.hero { text-align: center; padding: 2rem 0 3rem; }
.hero-links { display: flex; gap: 0.75rem; justify-content: center; margin-top: 1.5rem; flex-wrap: wrap; }
.btn { padding: 0.6rem 1.1rem; border-radius: 8px; border: 1px solid var(--border); text-decoration: none; color: var(--fg); }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }

.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0.75rem; margin-top: 1rem; }
.category-card {
  display: flex; justify-content: space-between; align-items: center; padding: 0.9rem 1.1rem;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px; text-decoration: none; color: var(--fg);
}
.cat-count { color: var(--muted); font-size: 0.85rem; }

.method-list { list-style: none; padding: 0; }
.method-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); }
.muted { color: var(--muted); }
.breadcrumb { color: var(--muted); font-size: 0.85rem; }

.param-table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.param-table th, .param-table td { text-align: left; padding: 0.5rem 0.7rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.param-table th { color: var(--muted); font-weight: 600; font-size: 0.85rem; }

.callout { padding: 0.8rem 1rem; border-radius: 8px; margin: 1rem 0; background: var(--card); border: 1px solid var(--border); }
.callout.warn { background: #4a2e0022; border: 1px solid #b45309; }

.pricing-callout { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin: 2rem 0; }
.pricing-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.5rem; text-align: center; }
.pricing-card.highlight { border-color: var(--accent); }
.pricing-card h3 { margin: 0 0 0.5rem; }
.pricing-card .price { font-size: 2rem; font-weight: 700; margin: 0.25rem 0; }
.pricing-card .price span { font-size: 1rem; font-weight: 400; color: var(--muted); }
.pricing-card .btn { display: inline-block; margin-top: 0.75rem; }

.try-it { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1rem; margin: 1rem 0; }
.try-it label { display: block; font-size: 0.85rem; color: var(--muted); margin-top: 0.6rem; }
.try-it input { width: 100%; padding: 0.4rem; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); color: var(--fg); }
.try-it button { margin-top: 0.8rem; padding: 0.5rem 1rem; border-radius: 6px; border: none; background: var(--accent); color: #fff; cursor: pointer; }
.try-it .response { margin-top: 1rem; }

.example-output { max-height: 400px; overflow-y: auto; }