:root { color-scheme: light dark; --accent: #e8792b; --muted: #6b6b6b; --line: #e3e0dc; --bg: #fbfaf8; --fg: #1d1b19; }
@media (prefers-color-scheme: dark) { :root { --muted: #a39d97; --line: #3a3532; --bg: #161412; --fg: #efebe7; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Segoe UI", sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 40px 22px 72px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
h1 { font-size: 26px; line-height: 1.25; margin: 0; }
.sub { color: var(--muted); margin: 2px 0 0; font-size: 14px; }
h2 { font-size: 19px; margin: 36px 0 8px; padding-top: 18px; border-top: 1px solid var(--line); }
h3 { font-size: 16px; margin: 22px 0 4px; }
a { color: var(--accent); }
nav { display: flex; gap: 16px; flex-wrap: wrap; margin: 18px 0 0; font-size: 15px; }
.note { color: var(--muted); font-size: 14px; }
ul { padding-left: 20px; }
.button { display: inline-block; padding: 10px 16px; border-radius: 10px; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; }
footer { margin-top: 48px; color: var(--muted); font-size: 13px; }