.store{padding:2rem 15rem;gap:1rem}.store>div{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.product-page{padding:2rem;max-width:1200px;margin:auto}.product-main{display:flex;gap:2rem;margin-bottom:2rem}.product-image img{width:500px;border-radius:8px}.product-info{flex:1}.product-price{font-size:1.25rem;font-weight:700;margin:1rem 0}.price{justify-content:space-between}.price,.product-actions{display:flex;align-items:center}.product-actions{margin-top:1.5rem;gap:1rem}.qty-control{display:flex;align-items:center;border:1px solid #ddd;border-radius:6px;overflow:hidden}.qty-control button{padding:.5rem 1rem;border:none;background:#f5f5f5;cursor:pointer}.qty-control span{padding:.5rem 1rem}.btn-add{background:#f0f0f0;border:1px solid #ccc;border-radius:6px}.btn-add,.btn-buy{padding:.75rem 1.5rem;cursor:pointer}.btn-buy{background:#ffb800;border:none;border-radius:6px;font-weight:700}.product-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin:2rem 0}.product-gallery img{width:100%;border-radius:6px}.related{margin-top:3rem}.related-grid{display:flex;gap:1rem}.related-card{padding:1rem;text-align:center;background:#fff}.related-card img{width:100%;height:250px;object-fit:cover;border-radius:6px}@media (max-width:1200px){.store{padding:1.5rem 8rem}.store>div{grid-template-columns:repeat(3,1fr)}.product-image img{width:420px}}@media (max-width:900px){.store{padding:1rem 3rem}.store>div{grid-template-columns:repeat(2,1fr)}.product-image img{width:100%;max-width:480px}.product-main{flex-direction:column}}@media (max-width:600px){.store{padding:.75rem 1rem}.store>div{grid-template-columns:1fr}.product-image img{width:100%}.product-gallery{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}}