:root{--ink:#1a1a1a;--muted:#5b5f66;--brand:#0B5C4F;--brand-soft:#e6f1ef;--line:#e3e5e8;--bg:#ffffff}
*{box-sizing:border-box}body{margin:0;font-family:"Open Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--brand)}.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
header{border-bottom:1px solid var(--line)}header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;letter-spacing:.04em;text-decoration:none;color:var(--ink)}.logo span{color:var(--brand)}
nav a{margin-left:20px;text-decoration:none;color:var(--muted);font-size:15px}nav a:hover{color:var(--ink)}
.hero{padding:72px 0 56px}.hero h1{font-size:40px;line-height:1.15;margin:0 0 16px;max-width:720px}.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0 0 28px}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 22px;border-radius:6px;text-decoration:none;font-weight:600;border:0;font:inherit;cursor:pointer}.btn:hover{background:#094a40}
section{padding:48px 0;border-top:1px solid var(--line)}h2{font-size:26px;margin:0 0 24px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.card{background:var(--brand-soft);border-radius:8px;padding:22px}.card h3{margin:0 0 8px;font-size:17px}.card p{margin:0;color:var(--muted);font-size:15px}
ol.steps{padding-left:20px;max-width:720px}ol.steps li{margin-bottom:12px}
form{max-width:520px}label{display:block;font-weight:600;font-size:14px;margin:14px 0 6px}input,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:6px;font:inherit}
.note{font-size:13px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:28px 0;font-size:14px;color:var(--muted)}footer a{margin-right:16px}
.prose{max-width:760px}.prose h2{font-size:20px;margin-top:32px}