:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1b1b1f;
  --muted: #5f6368;
  --link: #1a56db;
  --rule: #e2e4e9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121316;
    --fg: #e6e7ea;
    --muted: #9aa0a6;
    --link: #8ab4ff;
    --rule: #2c2f36;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 2rem;
}

h1 {
  font-size: 1.75rem;
  line-height: 1.25;
  margin: 1.5rem 0 0.25rem;
}

h2 {
  font-size: 1.2rem;
  margin: 2rem 0 0.5rem;
}

a {
  color: var(--link);
}

ul {
  padding-left: 1.25rem;
}

li {
  margin: 0.4rem 0;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  font-size: 0.95rem;
  padding: 0.25rem 0;
}

nav [aria-current] {
  font-weight: 700;
}

nav.docs {
  color: var(--muted);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.75rem;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 1.5rem;
}

footer {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9rem;
}