:root{
  --navy:#103a5e;--navy2:#1d527b;--ink:#103a5e;--muted:#66829a;--line:#d7e3ec;
  --soft:#f4f8fb;--soft2:#edf4f8;--orange:#fd6600;--orange2:#e85e00;--white:#fff;
  --green:#1d527b;--red:#e85e00;--shadow:0 14px 38px rgba(16,58,94,.10);--radius:16px;--max:1260px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.5}a{color:inherit;text-decoration:none}img{max-width:100%}button,input,select,textarea{font:inherit}.shell{max-width:var(--max);margin:auto;padding:0 24px}
.topbar{background:var(--navy);color:#dceaf4;font-size:11px;letter-spacing:.08em;text-transform:uppercase}.topbar .shell{min-height:32px;display:flex;justify-content:space-between;align-items:center;gap:18px}.topbar a{color:#fff;text-transform:none;letter-spacing:0}
.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-row{display:flex;align-items:center;min-height:78px;gap:28px}.brand{display:flex;align-items:center;min-width:245px}.brand img{width:220px;max-height:54px;object-fit:contain;object-position:left}.nav{display:flex;gap:22px;align-items:center;flex:1}.nav a{font-size:13px;font-weight:760;color:var(--navy)}.nav a:hover{color:var(--orange)}.actions{display:flex;gap:9px;align-items:center;white-space:nowrap}.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:4px}.lang a,.lang strong{font-size:11px;padding:5px 8px;border-radius:999px}.lang strong{background:var(--navy);color:white}.cart-link{border:1px solid var(--line);padding:9px 12px;border-radius:10px;font-weight:800;font-size:12px}.cart-link span{background:var(--orange);color:#fff;border-radius:999px;padding:2px 6px;margin-left:4px}.mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 10px}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 16px 14px;grid-template-columns:1fr 1fr;gap:8px}.mobile-nav a{background:var(--soft);padding:10px 12px;border-radius:8px;font-size:13px;font-weight:760}.mobile-nav.open{display:grid}
.hero{background:radial-gradient(circle at 82% 20%,rgba(253,102,0,.20),transparent 30%),linear-gradient(135deg,var(--navy),var(--navy2));color:white;padding:72px 0}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:850;color:#8796a1}.hero .eyebrow{color:#d8e8f3}.hero h1{font-size:clamp(42px,5vw,68px);line-height:1;margin:12px 0 20px;letter-spacing:-.045em}.hero p{color:#e3eef5;font-size:18px;max-width:760px}.hero-box{border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.05);padding:24px;border-radius:20px}.hero-box h3{margin:0 0 14px}.hero-box ul{margin:0;padding:0;list-style:none}.hero-box li{padding:11px 0;border-top:1px solid rgba(255,255,255,.1);font-size:14px}.hero-box li:first-child{border-top:0}.hero-box b{color:var(--orange)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:10px;padding:11px 16px;font-weight:820;cursor:pointer}.btn-orange{background:var(--orange);color:#fff}.btn-orange:hover{background:var(--orange2)}.btn-dark{background:var(--navy);color:white}.btn-light{background:#fff;border:1px solid var(--line)}.btn-small{padding:8px 11px;font-size:12px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.section{padding:60px 0}.section.soft{background:var(--soft)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}.section-head h2{font-size:36px;line-height:1.1;letter-spacing:-.03em;margin:6px 0 0}.section-head p{margin:0;color:var(--muted);max-width:620px}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.category-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;min-height:175px;display:flex;flex-direction:column}.category-card:hover{border-color:#f2b98f;box-shadow:var(--shadow);transform:translateY(-2px)}.category-card h3{margin:4px 0 9px;font-size:19px}.category-card p{margin:0 0 14px;color:var(--muted);font-size:13px}.category-card .link{margin-top:auto;color:var(--orange2);font-weight:800;font-size:12px}
.catalog-hero{padding:46px 0;background:linear-gradient(145deg,var(--soft),#fff);border-bottom:1px solid var(--line)}.catalog-hero h1{font-size:clamp(36px,4.5vw,56px);margin:8px 0 10px;letter-spacing:-.04em;line-height:1}.catalog-hero p{color:var(--muted);font-size:16px;margin:0;max-width:820px}.catalog-layout{display:grid;grid-template-columns:260px 1fr;gap:26px}.filters{align-self:start;position:sticky;top:100px;border:1px solid var(--line);border-radius:15px;background:#fff;padding:18px}.filters h3{margin:0 0 12px}.field{margin-bottom:14px}.field label{display:block;font-size:11px;font-weight:850;letter-spacing:.07em;text-transform:uppercase;color:#53728b;margin-bottom:6px}.input,.field input,.field select,.field textarea{width:100%;border:1px solid #c9d9e5;background:#fff;border-radius:9px;padding:10px 11px;outline:none}.field textarea{min-height:100px;resize:vertical}.filters .btn{width:100%}.catalog-tools{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:16px}.catalog-tools .search{flex:1;max-width:520px}.search input{width:100%;border:1px solid #c9d9e5;border-radius:10px;padding:11px 12px}.result-count{font-size:13px;color:var(--muted)}
.product-list{display:flex;flex-direction:column;gap:14px}.product-row{border:1px solid var(--line);border-radius:15px;background:#fff;display:grid;grid-template-columns:205px 1fr 205px;overflow:hidden;min-height:205px}.product-row:hover{border-color:#f2b98f;box-shadow:var(--shadow)}.product-row-media{background:linear-gradient(145deg,var(--soft),var(--soft2));display:flex;align-items:center;justify-content:center;min-height:205px;padding:18px}.product-row-media img{width:100%;height:168px;object-fit:contain}.placeholder{width:100%;height:100%;min-height:150px;display:grid;place-items:center;text-align:center;color:#718ca2;font-size:12px}.placeholder strong{display:block;color:var(--navy);font-size:18px;margin-bottom:4px}.product-row-main{padding:19px 22px}.maker{color:var(--orange2);text-transform:uppercase;font-size:10px;letter-spacing:.1em;font-weight:900}.product-row h2,.product-card h3{margin:5px 0 7px;line-height:1.15}.product-row h2{font-size:24px}.product-row p{margin:0 0 12px;color:var(--muted);font-size:13px}.spec-chips{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}.spec-chip{background:var(--soft);border-radius:7px;padding:7px 9px;font-size:11px}.product-row-side{border-left:1px solid var(--line);padding:20px;display:flex;flex-direction:column;align-items:flex-end;text-align:right}.price-net{font-size:22px;font-weight:900;color:var(--orange2)}.price-gross{font-size:12px;color:var(--muted);margin-top:3px}.stock{font-size:12px;margin:12px 0;font-weight:800}.stock.ok{color:var(--green)}.stock.no{color:var(--red)}.quote-price{font-size:20px;font-weight:900}.side-actions{margin-top:auto;width:100%;display:grid;gap:8px}.side-actions .btn{width:100%}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.product-card{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden;display:flex;flex-direction:column}.product-card .media{height:205px;background:var(--soft);display:flex;align-items:center;justify-content:center;padding:17px}.product-card .media img{width:100%;height:100%;object-fit:contain}.product-card .body{padding:18px;display:flex;flex-direction:column;flex:1}.product-card p{color:var(--muted);font-size:13px;margin:0 0 12px}.product-card .card-price{margin-top:auto;padding-top:10px;border-top:1px solid var(--line)}
.product-page{padding:54px 0}.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:start}.gallery-main{border:1px solid var(--line);border-radius:18px;background:var(--soft);min-height:430px;display:flex;align-items:center;justify-content:center;padding:28px}.gallery-main img{max-height:380px;object-fit:contain}.product-info h1{font-size:42px;line-height:1.05;letter-spacing:-.035em;margin:8px 0 12px}.product-info .lead{color:var(--muted);font-size:16px}.product-buy{border:1px solid var(--line);border-radius:15px;padding:20px;margin-top:20px;background:#fff}.price-big{font-size:30px;font-weight:900;color:var(--orange2)}.gross-line{font-size:13px;color:var(--muted);margin-top:4px}.buy-line{display:flex;gap:9px;margin-top:14px}.qty{width:76px;border:1px solid #c9d9e5;border-radius:9px;padding:10px}.spec-table{width:100%;border-collapse:collapse;margin-top:24px}.spec-table th,.spec-table td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}.spec-table th{width:42%;color:#5d7990}.content-box{margin-top:30px;border-top:1px solid var(--line);padding-top:24px}.content-box h2{font-size:23px;margin:0 0 10px}.docs{display:flex;gap:8px;flex-wrap:wrap}.doc-link{border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:12px;font-weight:760}.inactive-note{background:#fff4eb;border:1px solid #f5c59f;padding:13px 15px;border-radius:10px;margin-bottom:18px}
.form-card{max-width:780px;border:1px solid var(--line);border-radius:16px;padding:24px;background:#fff}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid .wide{grid-column:1/-1}.flash-wrap{position:fixed;right:18px;top:100px;z-index:100;display:grid;gap:8px;max-width:380px}.flash{padding:11px 14px;border-radius:9px;box-shadow:var(--shadow);background:#fff;border-left:4px solid var(--navy2);font-size:13px}.flash.success{border-color:var(--green)}.flash.error{border-color:var(--red)}
.cart-table{width:100%;border-collapse:collapse}.cart-table th,.cart-table td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:left}.cart-product{display:flex;align-items:center;gap:12px}.cart-product img{width:72px;height:60px;object-fit:contain;background:var(--soft);border-radius:8px}.totals{margin-left:auto;max-width:380px;border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:20px}.totals-row{display:flex;justify-content:space-between;padding:7px 0}.totals-row.final{font-size:20px;font-weight:900;border-top:1px solid var(--line);margin-top:6px;padding-top:12px}
.footer{background:var(--navy);color:#dceaf4;padding:48px 0 18px;margin-top:40px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}.footer h3{color:white;font-size:13px;text-transform:uppercase;letter-spacing:.08em}.footer a{display:block;margin:8px 0;font-size:13px}.footer-logo{width:190px;background:#fff;border-radius:12px;padding:10px}.footer-bottom{border-top:1px solid rgba(255,255,255,.22);margin-top:30px;padding-top:16px;display:flex;justify-content:space-between;gap:18px;font-size:11px;color:#b9cfdf}
@media(max-width:980px){.nav{display:none}.mobile-toggle{display:block}.header-row{min-height:68px}.brand{min-width:0}.brand img{width:190px}.hero-grid,.product-layout{grid-template-columns:1fr}.category-grid{grid-template-columns:repeat(2,1fr)}.catalog-layout{grid-template-columns:1fr}.filters{position:static}.product-row{grid-template-columns:160px 1fr}.product-row-side{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);align-items:flex-start;text-align:left}.side-actions{display:flex}.product-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.shell{padding:0 16px}.topbar .shell{justify-content:center}.topbar .shell span:first-child{display:none}.header-row{gap:12px}.actions .lang{display:none}.hero{padding:50px 0}.hero h1{font-size:40px}.category-grid,.product-grid,.form-grid{grid-template-columns:1fr}.catalog-tools{align-items:stretch;flex-direction:column}.product-row{grid-template-columns:1fr}.product-row-media{min-height:170px}.product-row-side{grid-column:auto}.side-actions{display:grid}.product-info h1{font-size:34px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.cart-table thead{display:none}.cart-table,.cart-table tbody,.cart-table tr,.cart-table td{display:block;width:100%}.cart-table tr{border-bottom:1px solid var(--line);padding:10px 0}.cart-table td{border:0;padding:6px 0}}

/* Product media previews: images/videos are visible directly; documents stay compact. */
.media-preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:12px}.media-preview{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;color:inherit;text-decoration:none;min-width:0}.media-thumb{height:145px;background:var(--soft);display:flex;align-items:center;justify-content:center;padding:10px}.media-thumb img{width:100%;height:100%;object-fit:contain}.media-video-frame{position:relative;aspect-ratio:16/9;background:var(--navy)}.media-video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.media-video-fallback{aspect-ratio:16/9;background:var(--navy2);color:#fff;display:grid;place-items:center;font-weight:800}.media-caption{display:flex;gap:8px;align-items:center;padding:9px 10px;font-size:12px;line-height:1.3}.media-caption>span:last-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.media-type{flex:0 0 auto;font-size:9px;letter-spacing:.08em;font-weight:900;color:#fff;background:var(--navy);border-radius:5px;padding:4px 6px}.media-document{display:flex;align-items:center;gap:11px;padding:12px;min-height:68px}.document-icon{width:42px;height:42px;border-radius:8px;background:var(--soft2);display:grid;place-items:center;font-weight:900;font-size:11px;color:var(--orange2)}.document-text{display:flex;flex-direction:column;min-width:0}.document-text strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.document-text span{font-size:10px;color:var(--muted);font-weight:800;margin-top:3px}.media-preview:hover{border-color:#f2b98f;box-shadow:0 8px 24px rgba(16,58,94,.08)}
@media(max-width:640px){.media-preview-grid{grid-template-columns:1fr}.media-thumb{height:180px}}

/* Dynamic shop navigation: all active main categories come from the database. */
.shop-menu{position:relative}.shop-menu>summary{list-style:none;cursor:pointer;font-size:13px;font-weight:760;color:var(--navy);display:flex;align-items:center;gap:5px}.shop-menu>summary::-webkit-details-marker{display:none}.shop-menu>summary:hover,.shop-menu[open]>summary{color:var(--orange)}.shop-menu>summary span{font-size:12px;transition:transform .18s ease}.shop-menu[open]>summary span{transform:rotate(180deg)}
.shop-menu-panel{position:absolute;left:-18px;top:calc(100% + 20px);width:min(780px,78vw);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 48px rgba(16,58,94,.16);padding:18px;z-index:60}.shop-menu-panel:before{content:"";position:absolute;left:28px;top:-8px;width:14px;height:14px;background:#fff;border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}.shop-menu-all{display:inline-flex!important;color:var(--orange2)!important;font-weight:850!important;margin-bottom:14px}.shop-menu-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px 24px}.shop-menu-group{min-width:0}.shop-menu-root{display:block;font-weight:850!important;color:var(--navy)!important;margin-bottom:7px;line-height:1.25}.shop-menu-root:hover{color:var(--orange)!important}.shop-menu-child{display:block;font-size:12px!important;font-weight:600!important;color:var(--muted)!important;padding:4px 0;line-height:1.25}.shop-menu-child:hover{color:var(--orange2)!important}.nav-root-shortcut{white-space:nowrap;max-width:180px;overflow:hidden;text-overflow:ellipsis}
.mobile-nav-root{font-weight:850!important;background:#fff!important;border:1px solid var(--line)}.mobile-nav-child{font-size:12px!important;font-weight:650!important;padding-left:20px!important;color:var(--muted)!important}
@media(max-width:1220px){.nav-root-shortcut{display:none}.shop-menu-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.shop-menu-panel{width:min(660px,76vw)}}
@media(max-width:980px){.shop-menu{display:none}.mobile-nav{grid-template-columns:1fr}.mobile-nav-root,.mobile-nav-child{grid-column:1/-1}}