:root { color-scheme: light dark; --bg: #f6f7fb; --fg: #1d1f2b; --muted: #5d6275; --card: #ffffff; --line: #dfe3ee; --accent: #0b6bd6; }
@media (prefers-color-scheme: dark) { :root { --bg: #050508; --fg: #eef0f7; --muted: #a3a8bb; --card: #12131a; --line: #262836; --accent: #5aa9ff; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; padding: 32px 16px 64px; }
main { max-width: 44rem; margin: 0 auto; }
h1 { font-size: 1.75rem; line-height: 1.25; margin: 0 0 .25rem; }
h2 { font-size: 1.05rem; margin: 2rem 0 .5rem; }
p, li { color: var(--muted); }
strong { color: var(--fg); }
a { color: var(--accent); }
ul { padding-left: 1.25rem; }
.meta { margin: 0 0 1.5rem; font-size: .9rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; margin: 1.5rem 0; }
.card p { margin: .25rem 0; }
nav { margin-top: 2.5rem; font-size: .9rem; }