:root{--bg:#f4f5f7;--panel:#fff;--border:#dde1e6;--text:#1c2128;--muted:#6a737d;--accent:#1a5fb4;--accent-dark:#154a8c;--danger:#c0392b;--ok-bg:#e7f6e7;--ok-border:#9ed49e;--err-bg:#fdecea;--err-border:#f0b4ac;--radius:8px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.45}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:22px;margin:0 0 12px}h2{font-size:16px;margin:0 0 10px}h3{font-size:14px;margin:0 0 8px}.muted{color:var(--muted)}.small{font-size:12px}.site-header{display:flex;align-items:center;gap:24px;padding:10px 24px;background:#14202e;color:#fff;position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{font-weight:700;font-size:17px;color:#fff;letter-spacing:.5px;white-space:nowrap}.brand:hover{text-decoration:none}.brand-sub{font-weight:400;color:#9fb3c8;margin-left:4px}.main-nav{display:flex;gap:16px}.main-nav a{color:#cfd9e3}.main-nav a:hover{color:#fff;text-decoration:none}.search-form{flex:1 1;max-width:420px;margin-left:auto}.search-form input{width:100%;padding:6px 12px;border:1px solid #33465c;border-radius:6px;background:#1d2d3f;color:#fff}.search-form input::placeholder{color:#7e93a9}.user-box{display:flex;align-items:center;gap:10px;white-space:nowrap}.username{color:#e6edf3}.role-badge{font-size:11px;padding:2px 8px;border-radius:10px;text-transform:uppercase;letter-spacing:.4px}.role-viewer{background:#33465c;color:#cfd9e3}.role-editor{background:#1a5fb4;color:#fff}.role-admin{background:#b8860b;color:#fff}.btn{display:inline-block;padding:7px 14px;border:1px solid var(--border);border-radius:6px;background:var(--panel);color:var(--text);cursor:pointer;font-size:13px}.btn:hover{background:#f0f2f5;text-decoration:none}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-small{padding:4px 10px;font-size:12px}.btn-danger{color:var(--danger);border-color:#e3b6b0}.btn-danger:hover{background:var(--err-bg)}.btn:disabled{opacity:.5;cursor:not-allowed}input[type=number],input[type=password],input[type=search],input[type=text],select,textarea{padding:6px 10px;border:1px solid var(--border);border-radius:6px;font:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid rgba(26,95,180,.35);border-color:var(--accent)}textarea{resize:vertical}label.field{display:block;margin-bottom:12px}label.field>span{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}label.field input,label.field select,label.field textarea{width:100%}label.check{display:inline-flex;align-items:center;gap:6px;font-size:13px;margin-right:14px}.flash{padding:10px 14px;border-radius:var(--radius);margin-bottom:16px;font-size:13px}.flash-ok{background:var(--ok-bg);border:1px solid var(--ok-border)}.flash-err{background:var(--err-bg);border:1px solid var(--err-border)}.catalog-layout{display:grid;grid-template-columns:260px 1fr;grid-gap:24px;gap:24px;max-width:1400px;margin:0 auto;padding:24px;align-items:start}.sidebar{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px;position:-webkit-sticky;position:sticky;top:64px;max-height:calc(100vh - 88px);overflow:auto}.sidebar-title{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin:0 0 10px}.cat-tree,.cat-tree ul{list-style:none;margin:0;padding-left:0}.cat-tree ul{padding-left:16px}.cat-tree li{margin:2px 0}.cat-tree summary{cursor:pointer;list-style:none}.cat-tree summary:before{content:"▸";display:inline-block;margin-right:4px;color:var(--muted);transition:transform .1s}.cat-tree details[open]>summary:before{transform:rotate(90deg)}.cat-tree summary::-webkit-details-marker{display:none}.cat-leaf{padding-left:16px}.cat-link{color:var(--text)}.cat-link.active{font-weight:600;color:var(--accent)}.content{min-width:0}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}.breadcrumbs{font-size:13px;margin-bottom:14px}.breadcrumbs,.breadcrumbs a{color:var(--muted)}.breadcrumbs a:hover{color:var(--accent)}.breadcrumbs .sep{margin:0 6px}.tiles{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}.tile{display:block;padding:12px 18px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-weight:500}.tile:hover{border-color:var(--accent);text-decoration:none}.tile .count{color:var(--muted);font-weight:400;margin-left:6px}table.data{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}table.data td,table.data th{text-align:left;padding:8px 12px;border-bottom:1px solid var(--border);font-size:13px}table.data th{background:#f0f2f5;font-weight:600;white-space:nowrap}table.data tr:last-child td{border-bottom:none}table.data tr:hover td{background:#f8f9fb}.sku{font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:12.5px;white-space:nowrap}.category-body{display:grid;grid-template-columns:240px 1fr;grid-gap:20px;gap:20px;align-items:start}.filters{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.filters h3{text-transform:uppercase;font-size:12px;letter-spacing:.5px;color:var(--muted)}.filter-group{margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--border)}.filter-group:last-of-type{border-bottom:none}.filter-group .filter-name{font-size:13px;font-weight:600;margin-bottom:6px}.filter-group .filter-name .unit{color:var(--muted);font-weight:400}.range-inputs{display:flex;gap:8px}.range-inputs input{width:100%;min-width:0}.check-list label{display:block;font-size:13px;margin:4px 0}.filter-actions{display:flex;flex-direction:column;gap:8px;align-items:stretch}.pagination{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--muted)}.product-grid{display:grid;grid-template-columns:1fr 300px;grid-gap:20px;gap:20px;align-items:start}.params-table td:first-child{color:var(--muted);width:40%}.placeholder-box{background:#eceef1;border:1px dashed #b9c0c8;border-radius:var(--radius);padding:28px 16px;text-align:center;color:var(--muted);margin-bottom:16px}.product-actions{display:flex;gap:10px;margin:14px 0}.admin-node{margin:4px 0}.admin-node ul{list-style:none;padding-left:24px;border-left:1px solid var(--border);margin:4px 0 4px 8px}.admin-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px}.admin-name{font-weight:600}.admin-actions{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap}.admin-actions form{display:inline}.admin-manage{margin:6px 0 6px 12px}.admin-manage summary{cursor:pointer;color:var(--muted);font-size:12.5px}.admin-manage .manage-body{padding:10px 0 4px;display:flex;flex-direction:column;gap:8px}.inline-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.attr-table td input[type=number],.attr-table td input[type=text],.attr-table td select{width:100%;min-width:90px}.attr-table td.center{text-align:center}.attr-table td.nowrap{white-space:nowrap}.attr-table form{display:contents}.page-wrap{max-width:1100px;margin:0 auto;padding:24px}.login-note{color:var(--muted);font-size:12px;text-align:center;margin-top:14px}.search-group{margin-bottom:22px}.search-group h3 a{color:var(--text)}.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:14px;gap:14px;margin:10px 0}.photo-cell{position:relative;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#f0f2f5;aspect-ratio:1}.photo-cell img{width:100%;height:100%;object-fit:cover;display:block}.photo-main-badge{position:absolute;top:6px;left:6px;background:var(--accent);color:#fff;font-size:11px;padding:2px 8px;border-radius:10px}.photo-actions{position:absolute;bottom:6px;right:6px;display:flex;gap:4px;background:hsla(0,0%,100%,.92);border-radius:6px;padding:3px}.photo-actions form{display:inline}.photo-open{display:block;width:100%;height:100%;cursor:zoom-in}.lightbox-backdrop{position:fixed;inset:0;z-index:1000;background:rgba(15,17,21,.82);display:flex;align-items:center;justify-content:center;padding:40px;cursor:zoom-out}.lightbox-backdrop .lightbox-img{width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;border-radius:var(--radius);background:#fff;box-shadow:0 12px 48px rgba(0,0,0,.5);cursor:default}.lightbox-close{position:absolute;top:14px;right:18px;width:40px;height:40px;border:none;border-radius:50%;background:hsla(0,0%,100%,.14);color:#fff;font-size:18px;line-height:1;cursor:pointer}.lightbox-close:hover{background:hsla(0,0%,100%,.28)}.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:64px;border:none;border-radius:8px;background:hsla(0,0%,100%,.14);color:#fff;font-size:32px;line-height:1;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.lightbox-nav:hover{background:hsla(0,0%,100%,.28)}.lightbox-prev{left:16px}.lightbox-next{right:16px}.lightbox-counter{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);color:hsla(0,0%,100%,.85);font-size:13px;background:rgba(0,0,0,.35);padding:3px 12px;border-radius:10px}.thumb-cell{width:56px}.table-thumb{width:48px;height:48px;object-fit:cover;border-radius:6px;display:block}.table-thumb-empty{background:#eceef1;border:1px dashed #c9cfd6;width:48px;height:48px}.import-err{color:var(--danger)}.import-row-err td{background:#fdf3f2}.import-err-list{margin:0;padding-left:18px}.import-err-list li{margin:3px 0}