:root {
      --primary:#243786; /* teal */
      --dark:#0e1a1f;
      --light:#f7fafc;
      --accent:#ffbf39;
    }
    *{box-sizing:border-box}
    body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#222;background:#fff}
    .container{max-width:1100px;margin:0 auto;padding:0 24px}
    header{position:sticky;top:0;background:#ffffffee;backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid #eee;z-index:10}
    header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
    .logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--primary)}
    .logo .mark{width:28px;height:28px;border-radius:6px;background:linear-gradient(135deg,var(--primary),#243786)}
    nav a{margin:0 10px;color:#333;text-decoration:none;font-weight:600}
    nav a:hover{color:var(--primary)}
    .btn{display:inline-block;padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:700}
    .btn.primary{background:var(--primary);color:#fff}
    .btn.outline{border:2px solid var(--primary);color:var(--primary)}
    .hero{background:linear-gradient(180deg,#e9f7f7,transparent);padding:56px 0 32px}
    .hero .grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:32px;align-items:center}
    .hero h1{font-size:38px;margin:0 0 12px;color:var(--dark)}
    .hero p{font-size:18px;color:#444;margin:0 0 18px}
    .badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
    .badge{background:#fff;border:1px solid #e5e7eb;border-radius:999px;padding:8px 12px;font-size:13px}
    .card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:20px}
    .section{padding:40px 0}
    .section h2{font-size:28px;margin:0 0 14px;color:var(--dark)}
    .features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .features .feature{border:1px solid #e5e7eb;border-radius:12px;padding:18px;background:#fff}
    .feature h3{margin:0 0 8px;font-size:18px;color:var(--primary)}
    .feature p{margin:0;color:#555}
    .cta{background:linear-gradient(90deg,var(--primary),#00963f);color:#fff;border-radius:16px;padding:26px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .cta h3{margin:0;font-size:22px}
    .cta p{margin:6px 0 0;opacity:.9}
    .cta .btn{background:#fff;color:var(--primary)}
    .products{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .products .item{border:1px solid #e5e7eb;border-radius:12px;padding:14px;background:#fff}
    .item h4{margin:0 0 6px;font-size:16px;color:#333}
    footer{background:#243786;color:#cbd5e1;padding:40px 0;margin-top:30px}
    footer a{color:#fff;text-decoration:none}
    .foot-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}
    .contact{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px;color:#222}
    .contact label{display:block;margin:10px 0 6px}
    .contact input, .contact textarea{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px}
    .contact button{margin-top:10px}
    @media (max-width:900px){
      .hero .grid{grid-template-columns:1fr}
      .features{grid-template-columns:1fr}
      .products{grid-template-columns:1fr 1fr}
      .foot-grid{grid-template-columns:1fr}
    }