/* Tablet */
@media (max-width: 992px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .product-details-container { grid-template-columns: 1fr; }
  .cart-page-layout { grid-template-columns: 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  .category-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  
  .newsletter input { width: 60%; }
  
  .side-cart { width: 100%; right: -100%; }
  
  .action-buttons { flex-direction: column; }
}