:root { --bg: #f7f7fa; --fg: #1d1f24; --muted: #5d6170; --accent: #5b5bd6; --rule: #dcdce6; color-scheme: light dark; }
@media (prefers-color-scheme: dark) { :root { --bg: #16181d; --fg: #e8e9ee; --muted: #a2a6b3; --accent: #9b9bf0; --rule: #2e313a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 1.7rem; line-height: 1.25; margin: 1.2em 0 .3em; }
h2 { font-size: 1.15rem; margin: 1.8em 0 .4em; }
a { color: var(--accent); }
.date, .lang { color: var(--muted); font-size: .95rem; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 3em 0; }
ul { padding-left: 1.3em; }
li { margin: .25em 0; }