:root{
  --bg:#0b1220; --panel:#101b2f; --ink:#e9f0ff; --muted:#a7c8fb;
  --brand:#2C7BE5; --brand2:#29d3c8; --line:#193055; --maxw:1180px;
  --radius:16px; --shadow:0 18px 40px rgba(7,12,24,.25);
}
*{box-sizing:border-box} html,body{margin:0}
body{
  font-family: Inter, system-ui, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, #0f2445 0%, #0b1220 40%) no-repeat, #0b1220;
  color:var(--ink); -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none}
.container{max-width:var(--maxw); margin:0 auto; padding:0 20px}

/* Header / nav */
header{position:sticky; top:0; z-index:50; background:rgba(11,18,32,.75); backdrop-filter:blur(10px); border-bottom:1px solid rgba(99,162,248,.2)}
.nav{display:flex; align-items:center; justify-content:space-between; height:72px}
.brand{font-weight:800; letter-spacing:.4px}
.menu{display:flex; gap:14px; align-items:center}
.menu a{padding:10px 12px; border-radius:10px; color:#dbe8ff; font-weight:600}
.menu a.active, .menu a:hover{background:rgba(44,123,229,.18)}
.hamb{display:none; cursor:pointer; font-size:28px; line-height:0; padding:8px 10px; border-radius:10px; border:1px solid rgba(255,255,255,.15)}
@media (max-width:900px){
  .menu{position:absolute; left:0; right:0; top:72px; background:rgba(11,18,32,.96);
        display:none; flex-direction:column; padding:14px 20px; border-bottom:1px solid rgba(99,162,248,.2)}
  .menu.open{display:flex}
  .hamb{display:inline-block}
}

/* Hero */
.hero{padding:90px 0 64px}
.kicker{display:inline-flex; gap:8px; align-items:center; color:var(--muted);
        border:1px solid rgba(99,162,248,.3); background:rgba(44,123,229,.12); border-radius:999px; padding:8px 12px; font-size:13px}
h1{font-size:48px; line-height:1.05; margin:12px 0}
.hero p{font-size:18px; color:#d6e7ff}
.actions{display:flex; gap:12px; flex-wrap:wrap; margin-top:14px}
.btn{display:inline-flex; align-items:center; gap:8px; padding:12px 16px; border-radius:12px; font-weight:800; border:1px solid rgba(255,255,255,.16)}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#05202a}
.btn.secondary{background:rgba(44,123,229,.16)}

/* Sections / cards */
section{padding:72px 0}
.head{text-align:center; margin-bottom:22px}
.head h2{margin:0; font-size:28px}
.head p{color:var(--muted); max-width:800px; margin:8px auto 0}
.grid{display:grid; gap:18px}
.cards{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:linear-gradient(180deg,#0f1f3a 0,#0d1630 100%); border:1px solid rgba(99,162,248,.22); border-radius:16px; padding:18px; box-shadow:var(--shadow)}
.card h3{margin:4px 0 8px}
.card p{margin:0; color:#dfe8ff; font-size:14px}

/* Two-column */
.columns{display:grid; grid-template-columns:1.2fr 1fr; gap:22px}
.panel{background:var(--panel); border-radius:16px; border:1px solid var(--line); padding:18px}
ul.clean{margin:0; padding-left:18px}
ul.clean li{margin:8px 0; color:#e6efff}

/* Form */
form{background:var(--panel); border:1px solid var(--line); border-radius:16px; padding:18px; box-shadow:var(--shadow)}
label{display:block; color:#d9e8ff; font-size:13px; margin:10px 0 6px}
input, textarea{width:100%; padding:12px 14px; border-radius:10px; border:1px solid rgba(99,162,248,.3); background:#13284a; color:#eaf2ff}
textarea{min-height:140px; resize:vertical}

/* Footer */
footer{background:#0e1a2b; color:#dcebff; margin-top:60px; border-top:1px solid rgba(99,162,248,.2)}
.footer{display:grid; grid-template-columns:1.2fr 1fr 1fr 1fr; gap:20px; padding:30px 20px}
.footer h4{margin:0 0 8px; font-size:14px; color:#dce9ff}
.footer ul{list-style:none; margin:0; padding:0; display:grid; gap:6px}
.legal{border-top:1px solid rgba(99,162,248,.2); text-align:center; font-size:14px; padding:14px 0; color:#bdd8ff}
@media (max-width:900px){ .columns{grid-template-columns:1fr} .footer{grid-template-columns:1fr} }
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