:root {
  --bg: #fafafa;
  --fg: #101014;
  --muted: #454a52;
  --accent: #1a5dbf;
  --accent-on: #ffffff;
  --surface: #ffffff;
  --border: #d7d9de;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

:focus-visible {
  outline: 3px solid #ffbf00;
  outline-offset: 2px;
}

.wrap { max-width: 64rem; margin: 0 auto; padding: 0 1.25rem; }

.skip-link {
  position: absolute;
  left: -9999px;
}
.skip-link:focus {
  left: 1rem; top: 1rem;
  background: var(--accent); color: var(--accent-on);
  padding: 0.4rem 0.8rem; border-radius: 4px;
  z-index: 10;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 0 2rem;
}
.site-header h1 {
  margin: 0 0 0.25rem;
  font-size: 2rem;
  letter-spacing: -0.01em;
}
.tagline { color: var(--muted); margin: 0; font-size: 1.1rem; }

main { padding: 2rem 0 4rem; }

main section + section { margin-top: 2.5rem; }

main h2 { font-size: 1.4rem; margin-top: 0; }

.note {
  border-inline-start: 4px solid var(--accent);
  background: var(--surface);
  padding: 0.75rem 1rem;
  border-radius: 0 6px 6px 0;
  color: var(--muted);
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.doc-grid li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}
.doc-grid a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: underline;
}
.doc-grid p { margin: 0.4rem 0 0; color: var(--muted); font-size: 0.95rem; }

pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  overflow-x: auto;
}
code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.95em; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 0;
  color: var(--muted);
  background: var(--surface);
}
.site-footer p { margin: 0; }
.site-footer a { color: var(--accent); }