:root{--ink:#15161F;--muted:#5C6076;--line:#E5E2DA;--paper:#FBF9F4}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:680px;margin:0 auto;padding:56px 24px 96px}
header{display:flex;align-items:center;gap:14px;margin-bottom:34px}
.logo{width:54px;height:54px;border-radius:12px;background:#12131C;display:grid;place-items:center;flex:0 0 auto}
h1{font-size:25px;margin:0;letter-spacing:-.01em}
.sub{color:var(--muted);font-size:15px;margin:2px 0 0}
h2{font-size:19px;margin:36px 0 10px;letter-spacing:-.01em}
p,li{color:#2B2E3D}
ul{padding-left:20px}
a{color:#1B7A45}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:16px 0}
.q{font-weight:600;margin:0 0 4px}
.note{border-left:3px solid var(--line);padding:2px 0 2px 14px;color:var(--muted);font-size:14.5px}
.en{color:var(--muted);font-size:14.5px}
footer{margin-top:52px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
@media (prefers-color-scheme:dark){:root{--ink:#F3F1EC;--muted:#9AA0B8;--line:#2A2E44;--paper:#12131C}p,li{color:#CFD3E4}.card{background:#1A1C2A}a{color:#4FCB86}}