:root{--navy:#061f3d;--ink:#102033;--muted:#5b6d80;--line:#d8e5ef;--cyan:#17c1c8;--blue:#0b72d9}
    *{box-sizing:border-box}
    body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;letter-spacing:0}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{height:74px;display:flex;justify-content:space-between;align-items:center;gap:28px}
    .logo-module{display:flex;align-items:center;gap:11px}
    .logo-mark{width:42px;height:42px;border-radius:4px;background:linear-gradient(135deg,var(--navy),#0a5fc0);color:#fff;display:grid;place-items:center;font-weight:900;font-size:27px}
    .logo-text strong{display:block;font-size:25px;color:var(--navy);line-height:1}
    .logo-text small{display:block;margin-top:4px;color:#6d7a85;font-size:10px;letter-spacing:.18em;font-weight:800}
    .nav{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:800;color:#15304e}
    .nav-item{position:relative;padding:28px 0}
    .nav-item>a span{color:var(--cyan);font-size:12px;margin-left:6px}
    .dropdown{position:absolute;left:-180px;top:70px;min-width:860px;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 24px 60px rgba(10,42,78,.16);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(8px);transition:.22s ease;display:grid;grid-template-columns:260px 1fr;overflow:hidden;z-index:2000}
    .nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}
    .mega-side{background:linear-gradient(180deg,#f4f9fc,#eaf4fb);border-right:1px solid var(--line);padding:22px}
    .mega-side strong{display:block;color:var(--navy);font-size:18px;margin-bottom:10px}
    .mega-side p{margin:0 0 18px;color:var(--muted);font-size:13px;line-height:1.6}
    .mega-side .mini-link{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 14px;border-radius:4px;background:var(--navy);color:#fff;font-size:13px;font-weight:900}
    .mega-side .mini-meta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
    .mega-side .mini-meta span{display:block;padding:10px;background:#fff;border:1px solid #d9eaf4;border-radius:4px;color:#31526d;font-size:12px;line-height:1.35}
    .mega-content{padding:22px;display:grid;grid-template-columns:repeat(2,1fr);gap:10px 14px}
    .mega-content a{display:grid;grid-template-columns:36px 1fr;gap:10px;align-items:center;padding:12px;border:1px solid #eef4f8;border-radius:4px}
    .mega-content a:hover{border-color:#d4e7f4;background:#f7fbff}
    .mega-icon{width:36px;height:36px;border-radius:5px;background:linear-gradient(135deg,#edf7ff,#dff8fb);display:grid;place-items:center;color:var(--blue);font-style:normal;font-weight:900}
    .mega-content span{display:block;font-weight:900;color:#173451}
    .mega-content small{display:block;color:var(--muted);font-size:12px;margin-top:3px;line-height:1.35}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:5px;font-weight:900;font-size:14px;border:1px solid transparent}
    .btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 12px 28px rgba(10,116,190,.22)}
    .page-hero{background:#101216;color:#fff;position:relative;overflow:hidden}
    .page-hero:before{content:"";position:absolute;inset:-80px -60px auto auto;width:720px;height:360px;border:2px solid rgba(23,193,200,.12);border-radius:50%;transform:rotate(-10deg)}
    .page-hero .container{padding:62px 0 76px;position:relative}
    .crumb{font-size:13px;text-transform:uppercase;color:#8adfe8;font-weight:900;letter-spacing:.08em;margin-bottom:22px}
    .crumb a{color:#5fa9ff}
    .page-hero h1{font-size:58px;line-height:1.05;margin:0;text-transform:uppercase;letter-spacing:0}
    .section{padding:48px 0 92px}
    .toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:36px;color:#27384a}
    .toolbar strong{font-size:15px;font-weight:800;letter-spacing:.02em;text-transform:uppercase}
    .toolbar select{min-width:240px;min-height:48px;border:1px solid var(--line);border-radius:4px;padding:0 14px;background:#fff;color:#27384a;font:inherit}
    .products{display:grid;grid-template-columns:repeat(3,250px);justify-content:center;gap:38px 54px}
    .cat-card{text-align:center;width:250px}
    .cat-image{display:block;width:220px!important;height:220px!important;margin:0 auto;background:#f6f9fb;border-radius:5px;overflow:hidden;position:relative;border:1px solid #edf3f7}
    .cat-image img{width:100%!important;height:100%!important;object-fit:cover!important;transition:transform .35s ease}
    .cat-card:hover img{transform:scale(1.045)}
    .quick{position:absolute;right:10px;top:10px;width:30px;height:30px;border-radius:50%;background:#fff;display:grid;place-items:center;color:var(--navy);font-size:12px;font-weight:900;box-shadow:0 10px 22px rgba(10,38,70,.12)}
    .cat-card h2{font-size:18px;line-height:1.28;margin:18px 0 8px;min-height:46px}
    .cat-card p{color:var(--muted);font-size:13px;line-height:1.5;margin:0 auto 14px;max-width:240px;min-height:40px}
    .product-actions{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap}
    .quote{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 16px;background:#f0f0f0;border-radius:5px;font-size:14px;color:#101010}
    .view{display:inline-flex;color:var(--blue);font-size:14px;font-weight:900}
    .seo-section{padding:0 0 82px}.seo-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start}.seo-panel{border:1px solid var(--line);border-radius:6px;background:#fff;padding:28px;box-shadow:0 18px 45px rgba(16,48,78,.06)}.seo-panel h2{font-size:30px;margin:0 0 14px}.seo-panel h3{font-size:20px;margin:22px 0 10px}.seo-panel p,.seo-panel li{color:var(--muted);line-height:1.7;font-size:15px}.seo-panel ul{margin:0;padding-left:18px}.seo-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.seo-tags span{font-size:12px;font-weight:900;color:#06385c;background:#e8f8fb;border:1px solid #cceaf0;padding:8px 10px;border-radius:4px}.mini-faq{display:grid;gap:12px}.mini-faq div{border-bottom:1px solid var(--line);padding-bottom:12px}.mini-faq b{display:block;margin-bottom:6px;color:#15304e}
    .reveal{opacity:0;transform:translateY(18px);animation:rise .65s ease forwards}
    @keyframes rise{to{opacity:1;transform:translateY(0)}}
    @media(max-width:900px){.nav{display:none}.products,.seo-grid{grid-template-columns:1fr}.cat-card{width:100%}.cat-image{width:220px!important;height:220px!important}.toolbar{display:block}.toolbar select{margin-top:14px;width:100%}.page-hero h1{font-size:38px}}