:root{--bg:#0b1222;--panel:#0f172a;--card:#1e293b;--text:#f9fafb;--muted:#9ca3af;--primary:#a855f7;--primary-dark:#7c3aed;--gold:#ffd700;--line:#1f2a44}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--primary)}
a:hover{color:#c084fc}
.wrap{max-width:880px;margin:0 auto;padding:0 20px}
header.top{padding:20px 0;border-bottom:1px solid var(--line)}
.lockup{display:inline-block;text-decoration:none;color:var(--text);line-height:1.1}
.lockup strong{display:block;font-size:26px;letter-spacing:.04em}
.lockup span{display:block;font-size:12px;color:var(--gold);font-weight:600;letter-spacing:.02em}
.hero{padding:72px 0 48px}
.hero h1{font-size:clamp(32px,6vw,52px);line-height:1.1;margin:0 0 16px;letter-spacing:-.01em}
.hero p{font-size:19px;color:var(--muted);max-width:620px;margin:0 0 28px}
.btn{display:inline-block;background:var(--primary-dark);color:#fff;text-decoration:none;font-weight:600;padding:12px 22px;border-radius:12px}
.btn.ghost{background:transparent;border:1px solid var(--card);color:var(--text)}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.note{font-size:14px;color:var(--muted);margin-top:14px}
h2{font-size:24px;margin:56px 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:15px}
ol.steps{padding-left:20px;color:var(--muted)}
ol.steps li{margin:8px 0}
ol.steps strong{color:var(--text)}
footer{margin-top:72px;padding:28px 0 40px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer a{margin-right:16px}
main.doc{padding:40px 0}
main.doc h1{font-size:34px;margin:0 0 8px}
main.doc h2{font-size:20px;margin:32px 0 8px}
main.doc p,main.doc li{color:#d1d5db}
main.doc .muted{color:var(--muted)}