:root { --bg: #F2F2F7; --card: #FFFFFF; --text: #1C1C1E; --muted: #636366; --primary: #5B3FD9; }
@media (prefers-color-scheme: dark) { :root { --bg: #000000; --card: #1C1C1E; --text: #FFFFFF; --muted: #98989F; --primary: #7B61FF; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
h1 { font-size: 28px; margin: 0; }
h2 { font-size: 20px; margin: 32px 0 8px; }
section { background: var(--card); border-radius: 20px; padding: 8px 20px 16px; margin-top: 20px; }
p, li { color: var(--text); }
.muted { color: var(--muted); font-size: 15px; }
a { color: var(--primary); }
nav { margin-top: 12px; font-size: 15px; }