:root{
--blue:#1b4f9c;--blue-dark:#0d2b5e;--blue-deep:#081c40;
--red:#c8102e;--red-dark:#a30d25;
--ink:#162033;--muted:#5b6b83;--bg:#f4f7fb;--white:#fff;--line:#e2e9f2;
--shadow:0 18px 50px rgba(13,43,94,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Be Vietnam Pro",system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:var(--ink);line-height:1.65;background:var(--white)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}
.section{padding:88px 0}
.section-gray{background:var(--bg)}

/* Topbar */
.topbar{background:var(--blue-deep);color:#cddcf3;font-size:14px}
.topbar-inner{display:flex;justify-content:space-between;gap:20px;padding:9px 0;flex-wrap:wrap}
.topbar a{color:#fff;font-weight:600}
.topbar a:hover{color:#ffd0d0}

/* Header */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.nav-wrap{min-height:84px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand img{width:60px;height:60px;object-fit:contain;border-radius:12px}
.brand-text strong{display:block;color:var(--blue-dark);font-size:19px;font-weight:800;letter-spacing:.02em;line-height:1.1}
.brand-text span{display:block;color:var(--red);font-size:13px;font-weight:800;letter-spacing:.22em}
.nav-menu{display:flex;gap:22px;font-weight:600;font-size:15px}
.nav-menu a{position:relative;padding:6px 0}
.nav-menu a:hover{color:var(--red)}
.menu-toggle{display:none;border:0;background:transparent;font-size:28px;cursor:pointer;color:var(--blue-dark)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border-radius:999px;font-weight:700;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 10px 26px rgba(200,16,46,.28)}
.btn-primary:hover{background:var(--red-dark)}
.btn-outline-light{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.18)}
.btn-white{background:#fff;color:var(--blue-dark)}
.btn-orange{background:#ef7d19;color:#fff}

/* Hero */
.hero{position:relative;overflow:hidden;color:#fff}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,28,64,.94) 0%,rgba(13,43,94,.86) 45%,rgba(27,79,156,.62) 100%)}
.hero-inner{position:relative;padding:96px 0 84px;max-width:760px}
.eyebrow{display:inline-block;padding:7px 14px;border-radius:999px;background:#e8f0fc;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow.light{background:rgba(255,255,255,.14);color:#fff}
.hero h1{font-size:clamp(36px,5.2vw,62px);line-height:1.08;margin:22px 0 18px;font-weight:800}
.hero h1 span{color:#ffb3b3}
.lead{font-size:19px;color:#d7e3f7;max-width:640px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:flex;gap:42px;margin-top:52px;flex-wrap:wrap}
.hero-stats strong{display:block;font-size:34px;font-weight:800;color:#fff}
.hero-stats span{font-size:14px;color:#b9cbe8}

/* Headings */
.section h2,.contact-section h2{font-size:clamp(28px,3.4vw,40px);line-height:1.16;margin:16px 0 16px;color:var(--blue-dark);font-weight:800}
.section-desc{max-width:800px;color:var(--muted);margin:0 0 36px;font-size:17px}

/* About */
.split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.feature-list{display:grid;gap:14px;margin-top:28px}
.mini-card{display:flex;gap:16px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 6px 18px rgba(16,24,40,.04)}
.mini-icon{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#eaf2ff;color:var(--blue);font-weight:900;flex:none;font-size:20px}
.mini-card h3{margin:0 0 6px;color:var(--blue-dark);font-size:17px}
.mini-card p{margin:0;color:var(--muted);font-size:15px}
.image-card{overflow:hidden;border-radius:24px;border:1px solid var(--line);box-shadow:var(--shadow)}
.image-card img{width:100%;height:100%;object-fit:cover}

/* Products */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 10px 30px rgba(16,24,40,.05);transition:.25s;display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-6px);box-shadow:0 22px 50px rgba(13,43,94,.16);border-color:#cfe0f7}
.product-img{aspect-ratio:4/3;overflow:hidden;background:#eef3fa}
.product-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.product-card:hover .product-img img{transform:scale(1.06)}
.product-body{padding:22px 24px 26px}
.product-body h3{margin:0 0 8px;color:var(--blue-dark);font-size:19px}
.product-body p{margin:0;color:var(--muted);font-size:15px}

/* Gallery */
.sub-title{margin:56px 0 22px;color:var(--blue-dark);font-size:24px;font-weight:800}
.card-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 10px 26px rgba(16,24,40,.06)}
.gallery-card img{width:100%;aspect-ratio:3/4;object-fit:cover}
.gallery-card figcaption{padding:12px;text-align:center;font-weight:700;color:var(--blue-dark);background:#f7fafd;border-top:1px solid var(--line)}
.pattern-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.pattern-grid img{border:1px solid var(--line);border-radius:18px;background:#fff}

/* Equipment */
.brand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:34px}
.brand-card{background:#fff;border:1px solid var(--line);border-left:5px solid var(--red);border-radius:16px;padding:24px;box-shadow:0 8px 24px rgba(16,24,40,.05)}
.brand-card h3{margin:0 0 8px;color:var(--blue-dark);font-size:19px}
.brand-card p{margin:0;color:var(--muted);font-size:15px}
.equip-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.equip-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 10px 26px rgba(16,24,40,.06)}
.equip-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#f7fafd;padding:12px}
.equip-card figcaption{padding:12px 16px;text-align:center;font-weight:600;color:var(--blue-dark);border-top:1px solid var(--line);font-size:14px}

/* Table */
.table-wrap{display:grid;gap:34px}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:15px}
table caption{text-align:left;font-weight:800;color:var(--blue-dark);font-size:18px;padding:0 0 12px}
thead th{background:var(--blue-dark);color:#fff;padding:13px 14px;text-align:left;font-weight:600;font-size:14px}
tbody td{padding:12px 14px;border-top:1px solid var(--line);color:#33415c}
tbody tr:nth-child(even){background:#f7fafd}

/* Contact */
.contact-section{padding:82px 0;background:linear-gradient(135deg,var(--blue-dark),var(--blue));color:#fff}
.contact-section h2{color:#fff}
.contact-section p{color:#d5e2f6}
.contact-head{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:38px;flex-wrap:wrap}
.contact-buttons{display:flex;gap:12px;flex-wrap:wrap}
.office-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.office-box{padding:24px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14)}
.office-box h3{margin:0 0 10px;font-size:17px}
.office-box p{margin:0;color:#d5e2f6;font-size:15px}

/* Footer */
.footer{background:var(--blue-deep);color:#c3d3ec;padding:52px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:30px}
.footer h3,.footer h4{color:#fff;margin-top:0}
.footer h3{font-size:20px}
.footer h4{font-size:16px;margin-bottom:12px}
.footer p{color:#a9bcd9;font-size:14px;margin:6px 0}
.footer a{color:#fff}
.footer a:hover{color:#ffb3b3}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:20px;color:#8296b8;font-size:13px}

/* Responsive */
@media(max-width:980px){
.nav-menu{position:fixed;top:0;right:-100%;width:76%;max-width:340px;height:100vh;background:#fff;flex-direction:column;padding:100px 30px;gap:6px;box-shadow:-10px 0 40px rgba(0,0,0,.15);transition:.3s;font-size:18px}
.nav-menu.open{right:0}
.nav-menu a{padding:12px 0;border-bottom:1px solid var(--line)}
.menu-toggle{display:block;z-index:110}
.nav-cta{display:none}
.split-grid,.equip-grid{grid-template-columns:1fr}
.product-grid,.brand-grid,.office-grid{grid-template-columns:1fr 1fr}
.card-grid-4{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
.section{padding:60px 0}
.product-grid,.brand-grid,.office-grid,.card-grid-3,.card-grid-4,.pattern-grid,.footer-grid{grid-template-columns:1fr}
.hero-inner{padding:70px 0 60px}
.hero-stats{gap:26px}
.topbar-right{display:none}
table{font-size:13px}
thead th,tbody td{padding:9px 8px}
}