:root{--blue:#0083c8;--orange:#ff5500;--yellow:#ffd400;--ink:#26313c;--muted:#6d7782;--bg:#f3f6f9;--card:#fff;--line:#e3e8ed;--radius:16px;--shadow:0 10px 30px rgba(27,45,61,.08);--max:1600px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body.modal-open{overflow:hidden}button,input,select{font:inherit}.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:var(--max);margin:auto;min-height:76px;padding:12px 24px;display:grid;grid-template-columns:180px minmax(320px,1fr) 180px;align-items:center;gap:24px}.brand{display:flex;align-items:center;text-decoration:none;font-weight:900;letter-spacing:-1px;font-size:31px}.brand-hw{color:var(--blue);text-shadow:3px 3px 0 var(--yellow)}.brand-db{color:var(--orange);margin-left:4px}.search-box{display:flex;align-items:center;gap:10px;background:#f1f5f8;border:1px solid #e5ebef;border-radius:999px;padding:7px 8px 7px 16px}.search-box svg{color:var(--blue);width:20px}.search-box input{flex:1;border:0;outline:0;background:transparent;min-width:0;color:var(--ink)}.search-box button{border:0;border-radius:999px;background:var(--blue);color:#fff;font-weight:700;padding:10px 17px;cursor:pointer}.header-actions{display:flex;justify-content:flex-end;gap:7px}.icon-btn,.secondary-btn,.text-btn{border:0;background:transparent;cursor:pointer}.icon-btn{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;color:var(--ink)}.icon-btn:hover{background:#eef4f8;color:var(--blue)}.layout{max-width:var(--max);margin:0 auto;padding:26px 24px 50px;display:grid;grid-template-columns:270px 1fr;gap:28px}.filter-sidebar{align-self:start;position:sticky;top:100px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.sidebar-top{display:flex;justify-content:space-between;align-items:center;padding:2px 4px 12px;border-bottom:1px solid var(--line)}.sidebar-top h2{margin:0;font-size:18px}.text-btn{color:var(--orange);font-weight:700}.filter-group{border-bottom:1px solid var(--line);padding:5px 0}.filter-heading{width:100%;border:0;background:none;display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-weight:800;color:var(--ink);cursor:pointer}.filter-heading svg{width:17px;transition:transform .2s}.filter-options{padding:0 4px 12px;display:grid;gap:7px}.filter-options.collapsed{display:none}.check-row{display:grid;grid-template-columns:18px 1fr auto;align-items:center;gap:7px;font-size:13px;color:#4b5661;cursor:pointer}.check-row input{accent-color:var(--blue)}.check-row em{font-style:normal;color:#9aa5af;font-size:11px}.catalog-toolbar{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:18px}.eyebrow{font-size:11px;letter-spacing:.12em;font-weight:900;color:var(--orange)}h1{font-size:32px;line-height:1.1;margin:5px 0 6px;letter-spacing:-.04em}.catalog-toolbar p{margin:0;color:var(--muted);font-size:14px}.toolbar-controls{display:flex;gap:10px;align-items:end}.toolbar-controls label{display:grid;gap:5px;font-size:11px;font-weight:800;text-transform:uppercase;color:var(--muted)}.toolbar-controls select{min-width:180px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--ink)}.secondary-btn{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;border-radius:10px;font-weight:700}.status{min-height:22px;color:#b14312;font-size:13px}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);cursor:pointer;transition:transform .18s ease,box-shadow .18s ease}.product-card:hover,.product-card:focus{transform:translateY(-3px);box-shadow:0 16px 40px rgba(27,45,61,.13);outline:none}.card-top{display:flex;justify-content:space-between;gap:8px;padding:11px 13px;background:linear-gradient(90deg,#007abf,#008bd0);color:#fff;font-weight:800;font-size:11px}.card-top span:last-child{color:var(--yellow);text-align:right}.product-image-wrap{aspect-ratio:1/1;background:#eef2f5;overflow:hidden}.product-main-image{display:block;width:100%;height:100%;object-fit:contain}.thumbs,.detail-thumbs{display:flex;gap:7px;padding:9px 12px;overflow:auto}.thumb{width:51px;height:51px;flex:none;padding:3px;background:#fff;border:1px solid var(--line);border-radius:8px;cursor:pointer}.thumb img{width:100%;height:100%;object-fit:contain}.thumb:focus,.thumb:hover,.thumb.active{border-color:var(--blue);box-shadow:0 0 0 2px rgba(0,131,200,.12)}.card-body{padding:0 14px 14px}.card-body h2{font-size:17px;line-height:1.25;margin:2px 0 4px}.sku{font-size:11px;color:var(--blue);font-weight:800;margin-bottom:12px}.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;border-top:1px solid var(--line);padding-top:11px}.spec-grid div{min-width:0}.spec-grid span{display:block;text-transform:uppercase;font-size:9px;color:#9aa3ac;font-weight:900;letter-spacing:.06em}.spec-grid strong{display:block;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.card-footer{border-top:1px solid var(--line);padding:11px 14px;display:flex;align-items:center;justify-content:space-between;color:var(--blue);font-size:12px;font-weight:800}.card-footer svg{width:15px}.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:28px}.pagination button,.pagination span{min-width:36px;height:36px;border:1px solid var(--line);background:#fff;border-radius:9px;display:grid;place-items:center;color:var(--ink);cursor:pointer}.pagination button.active{background:var(--blue);border-color:var(--blue);color:#fff}.pagination button:disabled{opacity:.45;cursor:not-allowed}.grid-loading,.empty-state,.loading-block,.error-block{grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:14px;padding:38px;text-align:center;color:var(--muted)}.empty-state strong{display:block;color:var(--ink);margin-bottom:5px}.modal[hidden]{display:none}.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.modal-backdrop{position:absolute;inset:0;background:rgba(12,24,34,.64);backdrop-filter:blur(4px)}.modal-dialog{position:relative;z-index:1;max-width:1180px;width:min(100%,1180px);max-height:90vh;overflow:auto;background:#fff;border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.25)}.modal-close{position:absolute;right:14px;top:14px;z-index:3;width:40px;height:40px;border:0;border-radius:50%;background:rgba(255,255,255,.92);cursor:pointer}.modal-content{padding:28px}.detail-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}.detail-main{aspect-ratio:1/1;background:#f0f3f6;border-radius:16px;overflow:hidden;min-height:0}.detail-main img{width:100%;height:100%;object-fit:contain;display:block}.detail-info{padding:24px 8px}.detail-info h2{font-size:34px;line-height:1.08;margin:8px 0}.detail-sku{font-weight:800;color:var(--blue);margin-bottom:24px}.detail-info dl{margin:0;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.detail-info dl div{padding:13px 0;border-bottom:1px solid var(--line)}.detail-info dt{text-transform:uppercase;font-size:9px;letter-spacing:.08em;font-weight:900;color:#9aa3ac}.detail-info dd{margin:3px 0 0;font-weight:700;font-size:14px}.modal-loading{padding:70px;text-align:center;color:var(--muted)}