:root { --bg: #FFF8EC; --surface: #FFFFFF; --ink: #2D2A26; --muted: #6B6157; --accent: #C8442A; --line: #E8DCC8; }
@media (prefers-color-scheme: dark) { :root { --bg: #1E1A16; --surface: #2A241F; --ink: #F6EEDF; --muted: #C2B6A6; --accent: #F07A5C; --line: #3B332C; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 ui-rounded, -apple-system, "SF Pro Rounded", system-ui, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px 64px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
header a { color: inherit; text-decoration: none; font: 700 26px/1.1 ui-serif, "New York", Georgia, serif; }
h1 { font: 700 34px/1.15 ui-serif, "New York", Georgia, serif; margin: 0 0 12px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
p, li { color: var(--ink); }
.muted { color: var(--muted); }
a { color: var(--accent); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 20px; margin: 20px 0; }
.button { display: inline-block; background: var(--accent); color: #fff; padding: 14px 22px; border-radius: 14px; text-decoration: none; font-weight: 700; margin: 6px 8px 6px 0; }
.button.secondary { background: var(--surface); color: var(--ink); border: 1.5px solid var(--line); }
.code { font: 700 32px/1 ui-monospace, Menlo, monospace; letter-spacing: 4px; }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); margin-right: 14px; }