:root{--bg:#F4F5F7;--surface:#FFFFFF;--ink:#0F1317;--ink-2:#5D646C;--ink-3:#9BA1A8;--line:rgba(15,19,23,.08);--imp:#127A52;--urg:#E5432B;
--font:-apple-system,"SF Pro Text","PingFang SC","Helvetica Neue",system-ui,sans-serif}
@media (prefers-color-scheme:dark){:root{--bg:#0E1013;--surface:#1A1D21;--ink:#ECEEF0;--ink-2:#A3A9B0;--ink-3:#6E757D;--line:rgba(255,255,255,.08);--imp:#2FBF80;--urg:#FF5A40}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 var(--font);-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
main{max-width:680px;margin:0 auto;padding:48px max(20px,env(safe-area-inset-right)) 72px max(20px,env(safe-area-inset-left))}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:32px}
.mark{display:flex;align-items:flex-end;gap:5px;height:22px}
.mark i{display:block;border-radius:50%;background:var(--imp)}
.mark i:nth-child(1){width:7px;height:7px;opacity:.45}
.mark i:nth-child(2){width:9px;height:9px;opacity:.7}
.mark i:nth-child(3){width:11px;height:11px}
.mark i:nth-child(4){width:14px;height:14px;background:var(--urg);margin-bottom:8px}
.brand b{font-size:17px;font-weight:600}
h1{margin:0 0 6px;font-size:30px;line-height:1.2;font-weight:800;letter-spacing:-.02em;text-wrap:balance}
.date{margin:0 0 28px;color:var(--ink-3);font-size:14px}
section{background:var(--surface);border-radius:22px;padding:24px 22px;margin-bottom:16px}
h2{margin:0 0 8px;font-size:17px;font-weight:600}
p,li{color:var(--ink-2);margin:0}
p + p{margin-top:10px}
ul{margin:8px 0 0;padding-left:20px}
li + li{margin-top:6px}
a{color:var(--imp);text-decoration:none}
a:hover{text-decoration:underline}
.lang{margin:40px 0 20px;padding-top:28px;border-top:1px solid var(--line)}
footer{margin-top:28px;color:var(--ink-3);font-size:14px}