.productPageContainer{background-color:#fff;min-height:100vh}.productGrid{display:grid;grid-template-columns:1.2fr .8fr;grid-gap:40px;gap:40px;padding:40px 20px;max-width:1300px;margin:0 auto}.mainImageBox{position:relative;with:400px;height:400px;background:#f7f7f7;border-radius:16px;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;overflow:hidden}.mainImage{max-width:400px;max-height:400px;object-fit:contain}.navBtn{position:absolute;top:50%;transform:translateY(-50%);background:hsla(0,0%,100%,.8);border:none;width:40px;height:40px;border-radius:50%;font-size:24px;cursor:pointer;z-index:2}.navBtn.left{left:15px}.navBtn.right{right:15px}.gallery{display:flex;gap:12px;margin-top:15px;overflow-x:auto;padding-bottom:10px}.thumb{width:80px;height:80px;object-fit:cover;border-radius:8px;cursor:pointer;border:2px solid transparent;flex-shrink:0}.thumb.active{border-color:#000}.buyCard{position:-webkit-sticky;position:sticky;top:20px;border:1px solid #eee;padding:30px;border-radius:20px;box-shadow:0 4px 15px rgba(0,0,0,.05)}.badge{background:#fff0f0;color:#d32f2f;padding:4px 12px;border-radius:6px;font-size:.8rem;font-weight:700;display:inline-block}.title{font-size:1.8rem;margin:15px 0;line-height:1.2}.stockStatus{display:flex;align-items:center;gap:8px;color:#2e7d32;font-weight:600;font-size:.9rem;margin-bottom:15px}.stockDot{width:8px;height:8px;background:#2e7d32;border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(.9);opacity:1}50%{transform:scale(1.2);opacity:.7}to{transform:scale(.9);opacity:1}}.logisticsInfo{background:#f9f9fb;padding:15px;border-radius:12px;margin-bottom:20px}.logisticsInfo p{margin:5px 0;font-size:.85rem;color:#555}.arrivalHighlight{color:#2e7d32;font-weight:700}.priceBox{margin:20px 0}.oldPrice{text-decoration:line-through;color:#999;font-size:1.1rem}.price{font-size:2.2rem;font-weight:800;color:#000}.variationGrid{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;margin-bottom:20px}.variationLabel{padding:8px 16px;border:1px solid #ddd;border-radius:8px;cursor:pointer;font-size:.9rem;transition:.2s}.variationLabel.active{background:#000;color:#fff;border-color:#000}.qtyContainer{justify-content:space-between;margin-bottom:25px;padding:15px 0;border-top:1px solid #eee}.qtyBox,.qtyContainer{display:flex;align-items:center}.qtyBox{border:1px solid #ddd;border-radius:10px;overflow:hidden}.qtyBox button{width:40px;height:40px;border:none;background:#f0f0f0;font-size:1.2rem;cursor:pointer}.qtyBox span{width:50px;text-align:center;font-weight:700}.totalBox{font-size:1.1rem}.buyBtn{width:100%;padding:20px;background:#000;color:#fff;border:none;border-radius:12px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:.2s}.buyBtn:active{transform:scale(.98)}.trustLine{text-align:center;font-size:.8rem;color:#888;margin-top:12px}.toastOverlay{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:9999}.toastBox{background:#333;color:#fff;padding:12px 24px;border-radius:30px;box-shadow:0 4px 12px rgba(0,0,0,.15)}@media (max-width:768px){.productGrid{grid-template-columns:1fr;padding:0 0 80px;gap:0}.buyCard{border:none;box-shadow:none;padding:20px}.desktopOnly{display:none}.mobileOnly{display:block;padding:20px;border-top:8px solid #f5f5f5}.buyBtn{position:fixed;bottom:10px;left:5%;width:90%;z-index:1000;box-shadow:0 -5px 20px rgba(0,0,0,.1)}}.scroll-hide::-webkit-scrollbar{display:none}