:root { --bg: #ffffff; --fg: #141414; --muted: #555; --line: #e6e6e6; --accent: #ffd400; }
@media (prefers-color-scheme: dark) { :root { --bg: #111; --fg: #f2f2f2; --muted: #aaa; --line: #2a2a2a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
header img { width: 48px; height: 48px; border-radius: 11px; }
header a { color: inherit; text-decoration: none; font-weight: 700; font-size: 20px; }
h1 { font-size: 30px; line-height: 1.2; margin: 8px 0; }
h2 { font-size: 20px; margin: 32px 0 8px; padding-top: 16px; border-top: 1px solid var(--line); }
.muted { color: var(--muted); }
a { color: inherit; }
nav.lang { margin: 8px 0 24px; font-size: 14px; }
.box { border-left: 4px solid var(--accent); padding: 8px 16px; background: rgba(255, 212, 0, .08); }
ul { padding-left: 22px; }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); }