:root { color-scheme: light dark; --text: #1d1d1f; --muted: #6e6e73; --bg: #ffffff; --rule: #e5e5ea; }
@media (prefers-color-scheme: dark) { :root { --text: #f5f5f7; --muted: #a1a1a6; --bg: #1c1c1e; --rule: #38383a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 64px 20px 96px; }
h1 { font-size: 34px; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
.updated, footer { color: var(--muted); font-size: 14px; }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--rule); }
a { color: inherit; }
ul { padding-left: 20px; }