:root {
  --fg: #1a1a1a;
  --fg-muted: #5a5a5a;
  --bg: #ffffff;
  --accent: #0b5fff;
  --rule: #e5e5e5;
  --code-bg: #f5f5f5;
  --maxw: 44rem;
  --radius: 6px;
}

* { box-sizing: border-box; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 2rem 1.25rem 4rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  display: flex;
  justify-content: center;
}

main, article {
  width: 100%;
  max-width: var(--maxw);
}

header.site, footer.site {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  color: var(--fg-muted);
  font-size: 0.875rem;
}

header.site { margin-bottom: 1.5rem; }
footer.site { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); }

h1 {
  font-size: 1.75rem;
  line-height: 1.25;
  margin: 0 0 0.5rem;
}

h2 {
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 2rem 0 0.5rem;
}

h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.5rem;
}

p, ul, ol { margin: 0 0 1rem; }

ul, ol { padding-left: 1.25rem; }

li { margin: 0.25rem 0; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover { text-decoration-thickness: 2px; }

strong { font-weight: 600; }

code, kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--code-bg);
  padding: 0.1em 0.3em;
  border-radius: 3px;
}

.meta {
  color: var(--fg-muted);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-right: 0.25rem;
}

.doc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin: 1rem 0 2rem;
}

@media (min-width: 40rem) {
  .doc-grid { grid-template-columns: 1fr 1fr; }
}

.doc-grid a {
  display: block;
  padding: 0.75rem 1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--fg);
}

.doc-grid a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.doc-grid .lang {
  display: block;
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-top: 0.25rem;
}

@media print {
  body { padding: 0; }
  a { color: inherit; text-decoration: none; }
  header.site, footer.site { display: none; }
}

@media (max-width: 1024px), (hover: none) and (pointer: coarse) {
  body {
    display: block;
    padding: 1rem 1rem 2rem;
  }
  main, article {
    max-width: none;
  }
  header.site, footer.site {
    display: none;
  }
}