:root{--ink:#111827;--muted:#4b5563;--line:#e5e7eb;--bg:#ffffff;--soft:#f6f7f9;--accent:#1d4ed8}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
.nav{display:flex;justify-content:space-between;align-items:center;padding-top:22px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink)}
.mark{width:30px;height:30px;display:block}
nav a{margin-left:20px;color:var(--muted);font-size:15px}
section{padding-top:56px;padding-bottom:8px}
.hero{padding-top:88px;padding-bottom:40px}
.eyebrow{color:var(--accent);font-weight:600;font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin:0 0 12px}
h1{font-size:clamp(32px,5vw,48px);line-height:1.15;margin:0 0 18px;max-width:20ch}
h2{font-size:26px;margin:0 0 22px}
h3{font-size:18px;margin:0 0 8px}
.lead{font-size:19px;color:var(--muted);max-width:60ch;margin:0 0 28px}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:12px 22px;border-radius:8px;font-weight:600}
.btn:hover{text-decoration:none;opacity:.9}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.grid article{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:22px}
.grid p,.steps li{color:var(--muted);margin:0}
.steps{padding-left:20px;display:grid;gap:12px}
.steps strong{color:var(--ink)}
.contact dl{display:grid;grid-template-columns:120px 1fr;gap:10px 20px;margin:0}
.contact dt{color:var(--muted)}
.contact dd{margin:0}
.foot{margin-top:72px;padding-top:24px;padding-bottom:40px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.foot p{margin:4px 0}
.doc{max-width:720px;padding-top:48px;padding-bottom:24px}
.doc h1{font-size:34px;max-width:none}
.doc h2{font-size:20px;margin:32px 0 10px}
.doc p,.doc li{color:#374151}
@media (max-width:560px){nav a{margin-left:12px}.contact dl{grid-template-columns:1fr}.contact dt{margin-top:8px}}