:root{
  --navy:#07344c;
  --navy2:#032536;
  --gold:#d09a38;
  --sea:#eaf3f5;
  --ink:#1b3039;
  --muted:#687b84;
  --line:#d7e2e6;
}
*{box-sizing:border-box}
html{font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#f5f7f8}
body{margin:0}
a{color:inherit}
.wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{background:white;border-bottom:1px solid var(--line)}
.header-row{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:16px 0}
.brand-lockup{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand-lockup img{width:150px;height:56px;object-fit:contain}
.brand-lockup strong{display:block;font-size:22px;color:var(--navy)}
.brand-lockup span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.phone{font-weight:800;color:var(--navy);text-decoration:none}
.catalog-nav{background:var(--navy2);color:white}
.nav-row{display:flex;gap:24px;align-items:center;min-height:48px}
.nav-row a{text-decoration:none;font-weight:700;font-size:14px}
.main{padding:28px 0 50px;min-height:65vh}
.hero{background:linear-gradient(135deg,var(--navy2),#0b6071);color:white;border-radius:18px;padding:38px;margin-bottom:28px}
.hero h1{font-size:38px;line-height:1;margin:0 0 12px}
.hero p{max-width:740px;color:#d9e9ed}
.searchbar{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:22px}
.searchbar input{border:0;border-radius:8px;padding:16px;font-size:17px}
.button,button{display:inline-block;border:0;border-radius:8px;padding:12px 16px;background:var(--navy);color:white;text-decoration:none;font-weight:800;cursor:pointer}
.button.gold,.hero button{background:var(--gold);color:#142a34}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:28px 0 14px}
.section-head h2{margin:0;color:var(--navy);font-size:25px}
.section-head a{color:var(--navy);font-weight:700}
.category-grid,.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.category-card,.brand-card{background:white;border:1px solid var(--line);border-radius:11px;padding:18px;text-decoration:none;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.category-card strong,.brand-card strong{color:var(--navy)}
.category-card span,.brand-card span{display:block;color:var(--muted);font-size:12px;margin-top:7px}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.product-card{background:white;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.product-card .image{height:210px;display:flex;align-items:center;justify-content:center;background:#fff;padding:12px}
.product-card img{max-width:100%;max-height:100%;object-fit:contain}
.product-card .body{padding:15px;display:flex;flex-direction:column;gap:7px;flex:1}
.product-card .brand{font-size:10px;letter-spacing:1px;font-weight:800;color:#16798b}
.product-card h3{font-size:15px;line-height:1.25;margin:0;color:var(--navy)}
.product-card .part{font-size:11px;color:var(--muted)}
.price{font-size:20px;font-weight:800;color:#d26725;margin-top:auto}
.price small{font-size:9px;color:var(--muted);font-weight:700}
.product-detail{display:grid;grid-template-columns:1fr 1.1fr;gap:36px}
.product-main-image{background:white;border:1px solid var(--line);border-radius:14px;min-height:430px;display:flex;align-items:center;justify-content:center;padding:25px}
.product-main-image img{max-width:100%;max-height:500px;object-fit:contain}
.thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.thumbs img{width:70px;height:70px;object-fit:contain;background:white;border:1px solid var(--line);border-radius:8px;padding:4px}
.detail h1{color:var(--navy);font-size:30px;line-height:1.08;margin:8px 0}
.meta{font-size:13px;color:var(--muted);line-height:1.6}
.description{line-height:1.55}
.specs{width:100%;border-collapse:collapse;background:white;border:1px solid var(--line)}
.specs th,.specs td{border-bottom:1px solid var(--line);padding:10px;text-align:left;font-size:13px;vertical-align:top}
.specs th{width:38%;color:var(--navy)}
.alert{padding:14px;border-radius:9px;margin:12px 0}
.alert.ok{background:#e6f5ec;color:#175f36}
.alert.error{background:#fdebec;color:#842c33}
.form-card,.admin-card{background:white;border:1px solid var(--line);border-radius:13px;padding:22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-weight:700;color:var(--navy);font-size:13px}
input,textarea,select{width:100%;border:1px solid #becdd3;border-radius:7px;padding:11px;font:inherit;margin-top:5px}
textarea{min-height:120px}
.full{grid-column:1/-1}
.pagination{display:flex;gap:7px;justify-content:center;margin-top:28px;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 11px;background:white;border:1px solid var(--line);border-radius:7px;text-decoration:none}
.pagination .current{background:var(--navy);color:white}
.site-footer{background:var(--navy2);color:#e4eef1;padding:28px 0;line-height:1.5}
.admin-table{width:100%;border-collapse:collapse;background:white}
.admin-table th,.admin-table td{padding:10px;border-bottom:1px solid var(--line);font-size:12px;text-align:left}
.admin-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:16px}
.badge{display:inline-block;padding:4px 7px;border-radius:999px;font-size:10px;font-weight:800;background:#e8eef0}
.badge.on{background:#e4f5e9;color:#176337}
.badge.off{background:#f7e7e7;color:#8a2c2c}
@media(max-width:900px){
  .category-grid,.brand-grid,.product-grid{grid-template-columns:repeat(2,1fr)}
  .product-detail{grid-template-columns:1fr}
}
@media(max-width:600px){
  .wrap{width:min(100% - 20px,1180px)}
  .header-row{align-items:flex-start}
  .brand-lockup img{width:115px}
  .brand-lockup span{display:none}
  .phone{font-size:12px}
  .nav-row{gap:15px;overflow-x:auto}
  .hero{padding:26px 20px}
  .hero h1{font-size:29px}
  .searchbar{grid-template-columns:1fr}
  .category-grid,.brand-grid,.product-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .full{grid-column:auto}
}