:root{color-scheme:dark;--bg:#050505;--surface:#111415;--text:#e7eaec;--muted:#a9b0b5;--primary:#40a0ff;--border:rgba(255,255,255,.12)}
*{box-sizing:border-box}
html{font-family:Inter,Arial,sans-serif;line-height:1.65;background:var(--bg);color:var(--text)}
body{margin:0}
a{color:var(--primary)}
.header{position:sticky;top:0;border-bottom:1px solid var(--border);background:rgba(5,5,5,.92);backdrop-filter:blur(14px)}
.nav,.content,.footer{width:min(920px,calc(100% - 32px));margin:auto}
.nav{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;letter-spacing:.08em;text-decoration:none;color:#fff}
.back{text-decoration:none;font-size:14px}
.content{padding:64px 0 80px}
h1,h2,h3{line-height:1.2;color:#fff}
h1{font-size:clamp(36px,6vw,58px);margin:0 0 20px}
h2{font-size:27px;margin:48px 0 14px}
h3{font-size:19px;margin:28px 0 8px}
p,li{color:var(--muted)}
.lead{font-size:19px}
.notice{margin:28px 0;padding:18px 20px;border:1px solid rgba(255,190,70,.35);border-radius:12px;background:rgba(255,190,70,.08)}
.notice strong{color:#ffd48a}
table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
th,td{padding:14px;text-align:left;vertical-align:top;border:1px solid var(--border)}
th{color:#fff;background:var(--surface)}
.footer{padding:28px 0;border-top:1px solid var(--border);font-size:13px;color:var(--muted)}
@media(max-width:640px){.content{padding-top:40px}table{display:block;overflow-x:auto;white-space:nowrap}}