:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e5e5e5;
  --link: #0060df;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14151a;
    --fg: #eaeaea;
    --muted: #9a9a9a;
    --border: #2a2b31;
    --link: #7db4ff;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 2.5rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.8;
}
main {
  max-width: 640px;
  margin: 0 auto;
}
h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }
h2 { font-size: 1.1rem; margin-top: 2rem; border-top: 1px solid var(--border); padding-top: 1.25rem; }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 2rem; }
a { color: var(--link); }
table { border-collapse: collapse; width: 100%; margin: 1rem 0; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.6rem 0.75rem; border: 1px solid var(--border); vertical-align: top; }
th { width: 32%; white-space: nowrap; background: color-mix(in srgb, var(--fg) 4%, transparent); }
.note { color: var(--muted); font-size: 0.85rem; }
nav.crumbs { font-size: 0.85rem; margin-bottom: 1.5rem; }
nav.crumbs a { margin-right: 0.75rem; }