:root { --fg: #1a1a1a; --muted: #555; --link: #0b5fff;
  --bg: #fafafa; --code-bg: #f0f0f0; }
@media (prefers-color-scheme: dark) {
  :root { --fg: #e8e8e8; --muted: #aaa; --link: #6db3ff;
    --bg: #121212; --code-bg: #1e1e1e; }
}
body { font-family: system-ui, sans-serif; line-height: 1.55;
  max-width: 52rem; margin: 1.5rem auto; padding: 0 1rem;
  color: var(--fg); background: var(--bg); }
a { color: var(--link); }
nav.site { font-size: 0.95rem; margin-bottom: 1.5rem;
  padding-bottom: 0.75rem; border-bottom: 1px solid var(--muted); }
nav.site a { margin-right: 0.75rem; }
pre, code { font-family: ui-monospace, monospace;
  background: var(--code-bg); }
pre { padding: 0.75rem 1rem; overflow-x: auto; border-radius: 4px; }
table { border-collapse: collapse; width: 100%; margin: 1rem 0; }
th, td { border: 1px solid var(--muted); padding: 0.35rem 0.6rem;
  text-align: left; }
h1, h2, h3 { line-height: 1.25; }
.muted { color: var(--muted); font-size: 0.9rem; }