body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; max-width: 720px; margin: 0 auto; padding: 24px 20px 64px; line-height: 1.6; color: #1a1a1a; background: #fff; }
h1 { font-size: 1.6rem; } h2 { font-size: 1.15rem; margin-top: 2rem; }
a { color: #c8161d; }
nav { margin-bottom: 1.5rem; font-size: .95rem; } nav a { margin-right: 1rem; }
@media (prefers-color-scheme: dark) { body { background: #111; color: #eee; } a { color: #ff8a80; } }