:root{--bg:#08080d;--panel:#12121b;--text:#f7f8fb;--muted:#a5abbb;--line:rgba(255,255,255,.09);--violet:#8b5cf6;--blue:#38bdf8}
*{box-sizing:border-box}
html{color-scheme:dark}
body{margin:0;background:radial-gradient(circle at 15% 0,rgba(139,92,246,.16),transparent 30%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}
.wrap{width:min(820px,calc(100% - 28px));margin:auto;padding:34px 0 60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:850}
.logo{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--violet),var(--blue))}
.card{margin-top:30px;border:1px solid var(--line);border-radius:22px;background:rgba(18,18,27,.9);padding:clamp(22px,4vw,42px)}
h1{font-size:clamp(34px,6vw,52px);line-height:1.05;letter-spacing:-.05em;margin:0 0 8px}
h2{font-size:20px;margin:28px 0 8px}
p,li{color:var(--muted)}
strong{color:var(--text)}
.updated{font-size:12px;color:#7f8595;margin-bottom:24px}
a{color:#a9dfff}
.back{display:inline-block;margin-top:24px;border:1px solid var(--line);border-radius:12px;padding:10px 13px;color:#dfe2ec;text-decoration:none}
.footer{text-align:center;color:#6f7484;font-size:11px;margin-top:18px}
.note{border-left:3px solid var(--violet);padding:12px 14px;background:rgba(139,92,246,.07);border-radius:0 12px 12px 0}
@media(max-width:520px){.wrap{padding-top:20px}.card{border-radius:18px;padding:22px 18px}h2{font-size:18px}}