:root { --bg: #fff; --fg: #1d1d1f; --muted: #6e6e73; --accent: #e5484d; }
@media (prefers-color-scheme: dark) { :root { --bg: #111; --fg: #f5f5f7; --muted: #a1a1a6; } }
* { 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: 680px; margin: 0 auto; padding: 48px 16px; }
h1 { font-size: 2.4rem; line-height: 1.1; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin-top: 2em; }
a { color: var(--accent); }
.muted, footer { color: var(--muted); }
footer { font-size: 0.9rem; margin-top: 48px; }
.hero { min-height: 70vh; display: flex; flex-direction: column; justify-content: center; }
.hero p { font-size: 1.25rem; }