:root { --bg: #fafaf7; --fg: #1d1f1c; --muted: #5d625a; --accent: #2e7d5b; }
@media (prefers-color-scheme: dark) { :root { --bg: #141614; --fg: #e8eae5; --muted: #a3a89f; --accent: #6fcf9f; } }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 42rem; margin: 0 auto; padding: 2rem 16px 4rem; }
h1 { font-size: 2rem; line-height: 1.2; } h2 { margin-top: 2rem; font-size: 1.25rem; }
a { color: var(--accent); } .muted { color: var(--muted); }
code { font-size: .9em; }
footer { margin-top: 3rem; color: var(--muted); font-size: .9rem; }