:root{--navy:#071a33;--blue:#1479d1;--cyan:#20c4d9;--ink:#142238;--muted:#64748b;--paper:#f6f9fc;--line:#dce6f0;--white:#fff;--gold:#f2b84b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Tahoma","Arial",sans-serif;line-height:1.8}a{color:inherit;text-decoration:none}.container{width:min(1160px,92%);margin:auto}.topbar{background:var(--navy);color:#c8d7ea;font-size:13px;padding:7px 0}.topbar .container{display:flex;justify-content:space-between;gap:20px}.nav{background:#fff;position:sticky;top:0;z-index:10;box-shadow:0 5px 20px #071a3312}.nav-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy);font-size:18px}.brand img{width:100px;height:58px;object-fit:contain}.links{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:700}.links a{padding:24px 0;border-bottom:2px solid transparent}.links a:hover,.links a.active{color:var(--blue);border-bottom-color:var(--blue)}.menu{display:none;border:0;background:none;font-size:27px;color:var(--navy)}.hero{min-height:580px;display:flex;align-items:center;background:linear-gradient(90deg,#061a33ee 0%,#071a33aa 48%,#071a3315),url('/img/banner.jpg') center/cover}.hero-content{color:#fff;max-width:650px;padding:90px 0}.eyebrow{color:var(--cyan);font-weight:800;letter-spacing:1px;font-size:14px;text-transform:uppercase}.hero h1{font-size:clamp(34px,5vw,66px);line-height:1.15;margin:18px 0}.hero p{font-size:19px;color:#dbe8f5;max-width:590px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:4px;padding:12px 24px;font-weight:800;transition:.2s;margin:8px 5px 0 0}.btn-primary{background:var(--cyan);color:var(--navy)}.btn-primary:hover{background:#fff;transform:translateY(-2px)}.btn-ghost{border:1px solid #ffffff77;color:#fff}.btn-dark{background:var(--navy);color:#fff}.section{padding:88px 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var(--line);border-radius:12px;object-fit:contain}.product-detail h1{font-size:40px;line-height:1.25;color:var(--navy);margin:0 0 12px}.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0}.spec{background:#fff;border:1px solid var(--line);padding:15px;border-radius:7px}.spec b{display:block;color:var(--blue);font-size:13px}.spec span{font-weight:800;color:var(--navy)}.content-box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:30px;margin-top:35px}.content-box h2{color:var(--navy);margin-top:0}.faq{background:#fff;border:1px solid var(--line);border-radius:8px;margin:12px 0}.faq button{width:100%;border:0;background:transparent;text-align:right;padding:19px 22px;font-size:16px;font-weight:800;color:var(--navy);cursor:pointer}.faq .answer{display:none;padding:0 22px 20px;color:var(--muted)}.faq.open .answer{display:block}.form-wrap{max-width:780px;margin:auto;background:#fff;border:1px solid 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5%;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 10px 20px #071a3315}.links.show{display:flex}.links a{padding:11px 0}.menu{display:block}.grid{grid-template-columns:repeat(2,1fr)}.split,.product-detail{grid-template-columns:1fr;gap:30px}.stats-grid{grid-template-columns:repeat(2,1fr)}.cta-inner{display:block}.cta h2{margin-bottom:18px}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:540px){.topbar .container{display:block}.topbar span{display:block}.hero{min-height:570px}.grid,.form-grid,.footer-grid{grid-template-columns:1fr}.section{padding:62px 0}.page-hero h1{font-size:34px}.product-detail h1{font-size:30px}.specs{grid-template-columns:1fr}.form-wrap{padding:22px}}