:root { --fg: #1c1c1e; --muted: #6b6b70; --bg: #ffffff; --line: #e3e3e6; --accent: #2b5f8f; }
@media (prefers-color-scheme: dark) {
  :root { --fg: #e6e6e8; --muted: #9a9aa0; --bg: #16171a; --line: #2c2d31; --accent: #7fb0dd; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.65 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { max-width: 46rem; margin: 0 auto; padding: 0 1.25rem 4rem; }
.site-head {
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: baseline;
  max-width: 46rem; margin: 0 auto; padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.site-head nav { display: flex; flex-wrap: wrap; gap: 1rem; }
.site-head a { color: var(--muted); text-decoration: none; }
.site-head nav a:hover { color: var(--accent); }
h1, h2, h3 { line-height: 1.25; }
a { color: var(--accent); }
table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; }
th, td { border: 1px solid var(--line); padding: 0.5rem 0.7rem; text-align: left; vertical-align: top; }
th { background: color-mix(in srgb, var(--line) 40%, transparent); }
code { background: color-mix(in srgb, var(--line) 50%, transparent); padding: 0.1em 0.35em; border-radius: 3px; }
pre { background: color-mix(in srgb, var(--line) 50%, transparent); padding: 0.9rem; overflow-x: auto; border-radius: 6px; }
pre code { background: none; padding: 0; }
.index { padding-left: 1.1rem; }
.index li { margin: 0.35rem 0; }
.site-foot {
  max-width: 46rem; margin: 0 auto; padding: 1.25rem;
  border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem;
}