:root{color-scheme:dark;--bg:#07171d;--card:#0d222a;--line:#24424c;--text:#edf8fb;--muted:#a9c4cc;--accent:#55b7f3;--soft:#102d37}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#10313b 0,#07171d 40%,#051116 100%);color:var(--text);font:15px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}.wrap{width:min(920px,calc(100% - 32px));margin:40px auto 70px}.head{display:flex;gap:14px;align-items:center;margin-bottom:22px}.logo{width:48px;height:48px;border-radius:14px;background:linear-gradient(145deg,#1877f2,#45c1ff);display:grid;place-items:center;font-weight:900;font-size:20px;color:white;box-shadow:0 12px 35px #0007}.head h1{font-size:24px;margin:0}.head p{margin:2px 0 0;color:var(--muted)}.card{background:color-mix(in srgb,var(--card) 94%,transparent);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 18px 60px #0005}.card h2{margin:30px 0 8px;font-size:18px}.card h2:first-child{margin-top:0}.card p,.card li{color:#d7e8ed}.card ul{padding-left:22px}.meta{display:flex;flex-wrap:wrap;gap:8px 18px;padding:12px 14px;background:var(--soft);border-radius:12px;color:var(--muted);margin-bottom:24px}.meta b{color:var(--text)}a{color:#75c9ff}.nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.nav a{display:inline-block;text-decoration:none;background:#12303a;border:1px solid #2b4e59;border-radius:10px;padding:9px 12px;color:#eaf8fb}.note{border-left:3px solid var(--accent);padding:10px 14px;background:#0c2932;border-radius:8px;color:#cde4eb}.footer{margin-top:18px;text-align:center;color:#779aa5;font-size:13px}@media(max-width:600px){.wrap{margin-top:20px;width:min(100% - 20px,920px)}.card{padding:20px}.head h1{font-size:21px}}