:root { --bg: #ffffff; --fg: #1d1d1f; --muted: #6e6e73; --accent: #5b5bd6; --card: #f5f5f7; --border: #e5e5ea; }
@media (prefers-color-scheme: dark) { :root { --bg: #111113; --fg: #f5f5f7; --muted: #a1a1a6; --accent: #8b8bf0; --card: #1c1c1f; --border: #2c2c30; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 48px 20px 64px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 32px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
h1 { font-size: 32px; line-height: 1.2; margin: 0; }
h2 { font-size: 20px; margin: 32px 0 8px; }
p, li { color: var(--fg); }
.muted { color: var(--muted); }
a { color: var(--accent); }
nav { display: flex; flex-wrap: wrap; gap: 18px; margin: 8px 0 32px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px; margin: 16px 0; }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); }