:root{--border-color:#e0e0e0}.page-header{max-width:var(--content-max-width);margin:0 auto;padding:30px 20px 40px}.page-header h1{font-size:32px;color:#111;margin-bottom:12px}.page-header p{font-size:16px;color:#555;max-width:900px}.category-container{max-width:var(--content-max-width);margin:0 auto;padding:0 20px 80px;display:grid;grid-template-columns:280px 1fr;gap:40px;align-items:flex-start}.sidebar{position:-webkit-sticky;position:sticky;top:20px;align-self:start}.sidebar-block{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgb(0 0 0 / .05);margin-bottom:20px;overflow:hidden;border:1px solid #e0e0e0}.sidebar-title{background:#fafafa;color:#222;padding:14px 20px;font-size:16px;font-weight:600;letter-spacing:.5px;border-left:4px solid var(--main-color);border-bottom:1px solid #e0e0e0;display:flex;justify-content:space-between;align-items:center;cursor:default}.accordion-arrow{display:none;font-size:14px;transition:transform 0.3s}.sidebar-body{padding:14px 20px;max-height:2000px;overflow:hidden;transition:var(--transition-smooth)}.category-list{list-style:none}.category-list li{padding:10px 0;border-bottom:1px solid #f0f0f0}.category-list li:last-child{border-bottom:none}.category-list a{color:#444;text-decoration:none;font-size:14px;transition:0.2s;display:flex;justify-content:space-between;align-items:center}.category-list a:hover{color:var(--main-color);padding-left:4px}.filter-placeholder{min-height:60px;border:1px dashed #ccc;border-radius:4px;display:flex;align-items:center;justify-content:center;color:#999;font-size:13px;padding:10px}.hot-product-item{display:block;padding:12px 0;border-bottom:1px solid #f0f0f0;text-decoration:none;color:#333;transition:0.2s}.hot-product-item:last-child{border-bottom:none}.hot-product-item:hover{color:var(--main-color)}.hot-product-item img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:4px;margin-bottom:8px}.hot-product-name{font-size:13px;line-height:1.4}.contact-info p{font-size:13px;color:#555;margin-bottom:8px;line-height:1.5}.contact-info p:last-child{margin-bottom:0}.contact-info a{color:var(--main-color);text-decoration:none}.contact-info a:hover{text-decoration:underline}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.product-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 10px rgb(0 0 0 / .05);transition:0.3s;border:1px solid #e8e8e8}.product-card:hover{box-shadow:0 8px 20px rgb(0 0 0 / .12)}.product-card img{width:100%;aspect-ratio:3/2;object-fit:cover}.product-info{padding:18px}.product-info a{text-decoration:none;color:#222}.product-name{font-size:17px;font-weight:500;margin-bottom:10px;transition:color 0.25s}.product-card:hover .product-name{color:var(--main-color)}.product-specs{font-size:13px;color:#555;margin-bottom:16px;line-height:1.7}.product-specs span{display:block}.card-buttons{display:grid;grid-template-columns:1fr 1fr;gap:10px}.view-detail-btn,.compare-btn{display:flex;align-items:center;justify-content:center;padding:9px 4px;border-radius:var(--btn-radius);font-size:14px;transition:0.25s;text-decoration:none;text-align:center}.view-detail-btn{background:var(--main-color);color:#fff}.view-detail-btn:hover{background:var(--main-dark)}.compare-btn{border:1px solid var(--main-color);color:var(--main-color);background:#fff}.compare-btn:hover{background:var(--main-color);color:#fff}.pagination-wrap{margin-top:50px;display:flex;gap:8px;align-items:center}.page-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:1px solid #ddd;border-radius:var(--btn-radius);cursor:pointer;text-decoration:none;color:#333;transition:0.2s}.page-btn.active{background:var(--main-color);border-color:var(--main-color);color:#fff}.page-btn:hover:not(.active){border-color:var(--main-color);color:var(--main-color)}@media (max-width:1024px){.page-header{padding:20px 15px 30px}.page-header h1{font-size:26px}.category-container{padding:0 15px 60px;grid-template-columns:1fr;gap:20px}.sidebar{position:static;margin-bottom:20px}.sidebar-block{margin-bottom:10px}.sidebar-title{cursor:pointer}.accordion-arrow{display:inline-block}.sidebar-title.collapsed .accordion-arrow{transform:rotate(-90deg)}.sidebar-body{max-height:0;padding:0 18px}.sidebar-block.open .sidebar-body{max-height:2000px;padding:14px 18px}.hide-mobile{display:none}.product-grid{grid-template-columns:repeat(2,1fr);gap:16px}}@media (max-width:600px){.product-grid{grid-template-columns:1fr}.product-name{font-size:16px}}