:root{--ink:#14213d;--mu:#5b6478;--bg:#f7f8fb;--card:#fff;--line:#e3e7ef;--brand:#0f766e;--brand2:#14b8a6;--gold:#f0ab00}
@media (prefers-color-scheme:dark){:root{--ink:#e8edf6;--mu:#a3adc2;--bg:#0d1220;--card:#141b2d;--line:#253049;--brand:#2dd4bf;--brand2:#5eead4}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}a:hover{color:var(--brand2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:var(--card)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.logo svg{width:30px;height:30px}
nav a{margin-left:18px;color:var(--mu);text-decoration:none;font-size:15px}nav a:hover{color:var(--ink)}
.hero{padding:64px 0 40px}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;background:color-mix(in srgb,var(--gold) 18%,transparent);color:var(--ink);font-weight:600;font-size:13px;border:1px solid color-mix(in srgb,var(--gold) 55%,transparent)}
h1{font-size:clamp(30px,5vw,46px);line-height:1.15;margin:16px 0 12px;letter-spacing:-.02em}
.lead{font-size:18px;color:var(--mu);max-width:680px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:28px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:6px 0 6px;font-size:17px}.card p{margin:0;color:var(--mu);font-size:15px}
.ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--brand) 14%,transparent);color:var(--brand);font-weight:800}
section{padding:12px 0 28px}h2{font-size:24px;margin:8px 0 12px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.note{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:12px;padding:16px 18px;color:var(--ink)}
.doc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px;margin:32px 0}
.doc h1{font-size:32px;margin-top:0}.doc h2{font-size:20px;margin-top:28px}.doc p,.doc li{color:var(--ink)}
.muted{color:var(--mu);font-size:14px}
footer{border-top:1px solid var(--line);margin-top:40px;background:var(--card)}
footer .wrap{padding:22px 20px;display:flex;flex-wrap:wrap;gap:12px 22px;justify-content:space-between;color:var(--mu);font-size:14px}
footer a{color:var(--mu);margin-right:16px}
@media (max-width:640px){nav a{margin-left:12px;font-size:14px}.hero{padding:40px 0 24px}}