:root{--bg:#070b16;--card:#10192d;--ink:#f4f7ff;--muted:#a5b5d1;--line:rgba(154,178,230,.18);--cyan:#55d9ff;--violet:#9f7aea}*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:radial-gradient(800px 420px at 75% -10%,rgba(85,217,255,.12),transparent 70%),var(--bg);color:var(--ink);font:16px/1.7 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}.wrap{width:min(900px,calc(100% - 36px));margin:auto}header{border-bottom:1px solid var(--line);background:rgba(7,11,22,.86);backdrop-filter:blur(16px);position:sticky;top:0}.nav{height:68px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:900;color:var(--ink)}.back{padding:9px 12px;border:1px solid var(--line);border-radius:11px;color:var(--ink)}main{padding:70px 0 90px}.eyebrow{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:var(--cyan);font-size:.75rem;font-weight:900;letter-spacing:.09em;text-transform:uppercase}h1{font-size:clamp(2.4rem,7vw,4.6rem);line-height:1;letter-spacing:-.05em;margin:18px 0}h2{font-size:1.45rem;margin:36px 0 8px}p,li{color:var(--muted)}.lead{font-size:1.13rem}.notice{padding:18px 20px;border:1px solid var(--line);border-radius:16px;background:rgba(16,25,45,.72);margin:24px 0}.notice strong{color:var(--ink)}ul{padding-left:22px}.updated{color:#8093b4;font-size:.85rem}footer{border-top:1px solid var(--line);padding:34px 0 50px;color:var(--muted);font-size:.9rem}