:root { color-scheme: light dark; --text: #1c1c1e; --bg: #fff; --muted: rgba(60, 60, 67, .6); --line: rgba(128, 128, 128, .3); --card: #f2f2f7; }
@media (prefers-color-scheme: dark) { :root { --text: #f2f2f7; --bg: #000; --muted: rgba(235, 235, 245, .6); --card: #1c1c1e; } }
body { font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif; max-width: 680px; margin: 0 auto; padding: 32px 16px 64px; color: var(--text); background: var(--bg); }
nav { font-size: 15px; margin-bottom: 32px; color: var(--muted); }
a { color: inherit; text-underline-offset: 3px; }
h1 { font-size: 34px; letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 4px; }
h2 { font-size: 20px; margin-top: 36px; }
p, li { color: var(--text); }
li { margin-bottom: 8px; }
hr { border: none; border-top: 1px solid var(--line); margin: 56px 0; }
.muted { color: var(--muted); font-size: 15px; }
.card { background: var(--card); border-radius: 16px; padding: 16px 20px; margin: 16px 0; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; }
.mail { display: inline-block; font-weight: 600; padding: 12px 20px; border-radius: 999px; background: var(--text); color: var(--bg); text-decoration: none; margin-top: 8px; }