:root{--blue:#0b84ff;--blue2:#005eb8;--navy:#06182c;--dark:#04101f;--light:#eef7ff;--text:#eaf5ff;--muted:#a9bfd7;--card:#0a223d}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--dark);color:var(--text);line-height:1.6}.site-header{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:18px 6%;background:rgba(4,16,31,.9);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}.brand{font-weight:900;color:white;text-decoration:none;font-size:1.25rem;letter-spacing:.04em}nav{display:flex;gap:20px}nav a{color:var(--text);text-decoration:none;font-weight:700}.hero{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:center;padding:58px 6%;background:radial-gradient(circle at top left,#0b5cad55,transparent 38%),linear-gradient(135deg,#06182c,#04101f)}.hero img{width:100%;border-radius:22px;box-shadow:0 20px 60px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.12)}.eyebrow{text-transform:uppercase;color:#62b3ff;font-weight:900;letter-spacing:.12em;font-size:.85rem}h1{font-size:clamp(2.4rem,6vw,5.6rem);line-height:.95;margin:12px 0}h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1;margin:10px 0 18px}h3{margin-top:0;color:white}.hero p{font-size:1.18rem;color:#c9def4}.buttons{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-block;padding:13px 18px;border-radius:999px;text-decoration:none;font-weight:900}.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:white}.secondary{border:1px solid #5baeff;color:white}.features{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#163456}.features article{padding:28px;background:#09223d}.section{padding:70px 6%}.section-title{max-width:800px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:linear-gradient(180deg,#0b2949,#071b32);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:24px;color:var(--text);text-decoration:none;box-shadow:0 15px 35px rgba(0,0,0,.2)}.card:hover{transform:translateY(-4px);transition:.2s;border-color:#42a2ff}.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.dark{background:#06182c}.review-box{background:#0a223d;border-left:6px solid var(--blue);padding:26px;border-radius:16px}.wide{max-width:950px;font-size:1.2rem;color:#cde3f9}.contact{text-align:center;background:radial-gradient(circle,#0b84ff33,transparent 45%)}footer{padding:30px 6%;background:#020911;color:#9fb6cf}.small{font-size:.85rem}.product-page{min-height:70vh}.product-grid{grid-template-columns:repeat(3,1fr)}@media(max-width:900px){.hero,.split{grid-template-columns:1fr}.features,.cards,.product-grid{grid-template-columns:1fr}.site-header{display:block}nav{margin-top:12px;flex-wrap:wrap}h1{font-size:3rem}}