.classification-title{font-weight:700;font-size:32px;color:var(--color-title);margin:40px 0;text-align:center;position:relative}.classification-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:80px;height:4px;background:var(--color-main);border-radius:2px}.classification-container{min-width:1200px;padding:20px 0}.classification .category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}@media(max-width:1400px){.classification .category-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:1024px){.classification .category-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.classification .category-grid{grid-template-columns:1fr}}.classification .category-card{background:#fff;border-radius:16px;overflow:hidden;transition:all .3s cubic-bezier(.25,.8,.25,1);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.06);border:1px solid #f0f0f0;display:flex;flex-direction:column;height:320px}.classification .category-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.12);border-color:var(--color-main)}.classification .category-card:hover .category-icon{transform:scale(1.1) rotate(5deg)}.classification .category-card:hover .explore-btn{background:var(--color-main);color:#fff;padding-right:20px}.classification .category-card:hover .explore-btn i{transform:translateX(5px)}.classification .category-card .card-header{padding:24px 24px 16px;display:flex;align-items:center;gap:16px;border-bottom:1px solid #f5f5f5}.classification .category-card .card-header .category-icon{width:60px;height:60px;border-radius:12px;overflow:hidden;flex-shrink:0;background:#f8f9fa;display:flex;align-items:center;justify-content:center;transition:transform .3s ease}.classification .category-card .card-header .category-icon img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.classification .category-card .card-header .category-info{flex:1}.classification .category-card .card-header .category-info h3{font-size:18px;font-weight:600;color:var(--color-title);margin:0 0 6px 0;line-height:1.3}.classification .category-card .card-header .category-info .category-stats{display:flex;align-items:center;gap:12px}.classification .category-card .card-header .category-info .category-stats .sub-count{font-size:12px;color:#999;background:#f5f5f5;padding:2px 8px;border-radius:12px}.classification .category-card .card-body{flex:1;padding:20px 24px;overflow:hidden}.classification .category-card .card-body .sub-categories{display:flex;flex-wrap:wrap;gap:8px}.classification .category-card .card-body .sub-categories .sub-item{font-size:13px;color:#666;background:#f8f9fa;padding:6px 12px;border-radius:20px;transition:all .2s ease}.classification .category-card .card-body .sub-categories .sub-item:hover{background:var(--color-main);color:#fff;transform:scale(1.05)}.classification .category-card .card-body .sub-categories .sub-more{font-size:13px;color:var(--color-main);padding:6px 12px;font-weight:500}.classification .category-card .card-body .category-desc{font-size:14px;color:#666;line-height:1.6;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;margin:0}.classification .category-card .card-footer{padding:16px 24px;background:#fafafa}.classification .category-card .card-footer .explore-btn{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--color-main);background:rgba(102,126,234,.1);padding:8px 16px;border-radius:20px;transition:all .3s ease}.classification .category-card .card-footer .explore-btn i{font-size:14px;transition:transform .3s ease}.classification .no-data{padding:60px 0;text-align:center}