:root { --bg:#FFFFFF; --fg:#111111; --muted:#5D606B; --line:#E4E6EC; --soft:#F5F6F9; --brand:#2962FF; color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.65 "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 20px 48px; }
.wrap { max-width: 680px; margin: 0 auto; }
header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; color: var(--fg); text-decoration: none; }
.logo b { color: var(--brand); font-weight: 700; }
.mark { display: flex; gap: 3px; align-items: flex-end; height: 20px; }
.mark i { display: block; width: 5px; border-radius: 1px; }
.mark i:nth-child(1) { height: 12px; background: #F23645; } .mark i:nth-child(2) { height: 20px; background: #089981; } .mark i:nth-child(3) { height: 15px; background: var(--brand); }
.langs { display: flex; gap: 4px; font-size: 13px; font-weight: 500; }
.langs a, .langs b { padding: 4px 9px; border-radius: 8px; text-decoration: none; }
.langs a { color: var(--muted); }
.langs a:hover { background: var(--soft); color: var(--fg); }
.langs b { background: var(--soft); color: var(--fg); }
h1 { font-size: 26px; line-height: 1.2; margin: 28px 0 4px; text-wrap: balance; }
.updated { color: var(--muted); font-size: 13px; margin: 0 0 20px; }
h2 { font-size: 17px; margin: 24px 0 6px; }
p, li { margin: 0 0 10px; }
ul { padding-left: 20px; }
a { color: var(--brand); }
.box { background: var(--soft); border-radius: 12px; padding: 14px 16px; margin: 16px 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0 0; }
footer { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 14px; }
footer a { color: var(--muted); }
.mail { user-select: all; font-weight: 500; }