:root{
  --bg:#0f1b3a;
  --bg-2:#1d3e9b;
  --text:#0b1324;
  --text-invert:#fff;
  --muted:#4b5563;
  --card:#ffffff;
  --brand:#1e3a8a;
  --brand-2:#3b82f6;
  --maxw:1100px;
  --radius:14px;
  --shadow:0 8px 30px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;color:#0b1324;background:#f6f7fb;line-height:1.6}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
/* Header */
header{position:sticky;top:0;background:#fff;border-bottom:1px solid #e5e7eb;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand)}
.brand img{height:32px;width:auto}
.nav a{color:#111827;text-decoration:none;margin-left:18px;font-weight:600}
.nav a:hover{text-decoration:underline}
.nav .btn{margin-left:18px;padding:10px 14px;background:var(--brand);color:#fff;border-radius:10px;text-decoration:none}
/* Hero */
.hero{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:76px 0 84px;position:relative;overflow:hidden}
.hero:after{content:'';position:absolute;inset:0;background:url('hero.png') no-repeat center/cover;opacity:.08;pointer-events:none}
.hero h1{font-size:clamp(28px,5vw,56px);line-height:1.12;margin:0 0 10px}
.hero p{max-width:800px;opacity:.95}
.hero .cta{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);color:#fff;text-decoration:none;font-weight:700}
.btn.primary{background:#fff;color:var(--brand);border-color:#fff}
/* Section */
.section{padding:56px 0;background:#f6f7fb}
.section h2{text-align:center;margin:0 0 8px;color:var(--brand)}
.section .lead{text-align:center;color:#374151;max-width:820px;margin:0 auto 26px}
/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:16px}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.card h3{margin:0 0 8px;color:#111827}
.badge{display:inline-block;font-size:12px;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#3730a3;margin-bottom:8px}
/* Reviews */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.review{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px}
.stars{letter-spacing:2px;color:#f59e0b}
/* Footer */
footer{border-top:1px solid #e5e7eb;background:#fff;color:#6b7280}
footer .inner{padding:22px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* Responsive */
@media (max-width: 920px){
  .cards,.reviews{grid-template-columns:1fr 1fr}
}
@media (max-width: 600px){
  .cards,.reviews{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
}