.slider{flex:1;display:flex;height:auto;overflow-y:auto;flex-direction:column;padding:1rem;gap:1rem}.slider-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;border-radius:6px;transition:background .2s ease}.slider-item:hover{background:#eee}.slider-item.active{background:#e6f0ff}.chevron-btn{border:2px solid #3f96b1;border-radius:50%;margin:10px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:#fff;cursor:pointer;transition:all .3s ease}.chevron-btn.active{background:#3f96b1}.chevron-btn.active .chevron{border-color:#fff}.chevron{display:inline-block;width:8px;height:8px;border-right:2px solid #0070f3;border-bottom:2px solid #0070f3;transform:rotate(-45deg);transition:border-color .3s ease}.chevron-btn.left .chevron{transform:rotate(135deg)}.product-card{display:flex;align-items:center;gap:1rem}.product-card img{width:80px;height:140px;object-fit:contain}.product-card h3{font-size:1rem;margin:0;font-weight:500;color:#222}.detail-box{flex:1;background:#fff;padding:2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a;display:flex;flex-direction:column}.detail-box h2{margin:0 0 1rem}.detail-box p{margin-bottom:1rem;line-height:1.4;color:#333}.detail-box .rating{display:flex;align-items:center;margin-bottom:1.5rem}.star{color:#f5a623!important}.detail-box .add-btn{margin-top:auto;background:#3f96b1;border:none;padding:.7rem 1.25rem;color:#fff;font-size:1rem;border-radius:4px;cursor:pointer}.detail-box .add-btn:hover{background:#3f96b1}.app-container{display:flex;flex-direction:column;align-items:center;background:#f2f2f2}.app-header{text-align:center;max-width:700px}.app-header h1{margin-bottom:.5rem}.app-header p{color:#555}.app-body{display:flex;width:100%;max-width:1000px;gap:2rem;height:80vh;align-items:stretch}