:root { color-scheme: light dark; --bg: #ffffff; --fg: #1d2330; --muted: #5a6475; --link: #1a56c4; --line: #dfe3ea; }
@media (prefers-color-scheme: dark) { :root { --bg: #14171f; --fg: #e6e9ef; --muted: #9aa3b5; --link: #7fb0ff; --line: #2a3040; } }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
nav { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
a { color: var(--link); }
h1 { font-size: 28px; margin: 8px 0 12px; }
h2 { font-size: 18px; margin: 28px 0 8px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0; }
code { font-size: 13px; background: var(--line); padding: 1px 5px; border-radius: 4px; word-break: break-all; }