:root { --fg: #1d1d1f; --bg: #ffffff; --muted: #5f6368; --link: #1a5fb4; }
@media (prefers-color-scheme: dark) { :root { --fg: #e8eaed; --bg: #202124; --muted: #9aa0a6; --link: #8ab4f8; } }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 40px 16px 64px; }
h1 { font-size: 28px; margin: 0 0 8px; } h2 { font-size: 19px; margin: 28px 0 8px; }
p, li { color: var(--fg); } .muted { color: var(--muted); font-size: 14px; }
a { color: var(--link); } nav { margin-bottom: 28px; } nav a { margin-right: 16px; }