:root { --bg: #fff; --fg: #1b1c20; --muted: #666a73; --line: #e6e7ea; --accent: #ff6a7d; }
@media (prefers-color-scheme: dark) { :root { --bg: #111215; --fg: #ececef; --muted: #9a9ea8; --line: #2a2c33; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.8 system-ui, -apple-system, "Hiragino Sans", sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 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; }
nav { margin-left: auto; display: flex; gap: 14px; font-size: 14px; flex-wrap: wrap; }
nav a { color: var(--muted); }
h1 { font-size: 28px; line-height: 1.3; }
h2 { font-size: 20px; margin-top: 32px; border-top: 1px solid var(--line); padding-top: 20px; }
.muted { color: var(--muted); font-size: 14px; }
.lang { font-size: 14px; }
a { color: var(--accent); }
.hero { text-align: center; padding: 24px 0; }
.hero img { width: 120px; height: 120px; border-radius: 27px; }