:root{--bg:#0f1a2b;--fg:#1c2733;--acc:#2f7de1;--soft:#f4f7fb;--mut:#5b6b7b}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 -apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--fg);background:#fff}
a{color:var(--acc);text-decoration:none}
.w{max-width:1040px;margin:0 auto;padding:0 20px}
header{background:var(--bg);color:#fff}
header .w{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;font-size:20px;color:#fff}
.logo span{color:#6fb1ff}
nav a{color:#c9d6e6;margin-left:22px;font-size:15px}
nav a:hover{color:#fff}
.hero{background:linear-gradient(135deg,#0f1a2b,#1b3556);color:#fff;padding:84px 0}
.hero h1{font-size:38px;line-height:1.2;margin:0 0 16px;max-width:680px}
.hero p{font-size:18px;color:#c9d6e6;max-width:620px;margin:0 0 28px}
.btn{display:inline-block;background:var(--acc);color:#fff;padding:12px 26px;border-radius:6px;font-weight:600}
.btn:hover{background:#1f68c4}
section{padding:64px 0}
section.alt{background:var(--soft)}
h2{font-size:28px;margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.card{background:#fff;border:1px solid #e1e8f0;border-radius:10px;padding:24px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--mut);font-size:15px}
ol.steps{padding-left:20px;margin:0}
ol.steps li{margin-bottom:10px}
footer{background:var(--bg);color:#9fb0c4;padding:32px 0;font-size:14px}
footer a{color:#c9d6e6}
.page{padding:48px 0 64px;max-width:760px}
.page h1{font-size:30px;margin:0 0 20px}
@media(max-width:600px){.hero h1{font-size:28px}nav a{margin-left:14px}}