/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .catalog__layout {
        grid-template-columns: 1fr;
    }
    
    .catalog__filters {
        order: 2;
        position: static;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .cart {
        grid-template-columns: 1fr;
    }
    
    .checkout__layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header__top {
        flex-wrap: wrap;
        padding: 12px 0;
    }
    
    .header__nav {
        order: 3;
        width: 100%;
        justify-content: center;
        padding: 12px 0;
        gap: 16px;
        border-top: 1px solid var(--border);
        margin-top: 8px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero__title {
        font-size: 32px;
    }
    
    .hero__subtitle {
        font-size: 16px;
    }
    
    .categories__grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 16px;
    }
    
    .product-card__image {
        padding: 16px;
        min-height: 160px;
    }
    
    .product-card__image img {
        max-height: 140px;
    }
    
    .product-card__name {
        font-size: 14px;
        min-height: auto;
    }
    
    .product-card__price-value {
        font-size: 18px;
    }
    
    .product-card__btn {
        padding: 10px;
        font-size: 12px;
    }
    
    .cart-item {
        grid-template-columns: 70px 1fr;
        gap: 12px;
    }
    
    .cart-item__quantity,
    .cart-item__subtotal {
        grid-column: 2;
    }
    
    .cart-item__remove {
        grid-column: 2;
        justify-self: end;
    }
    
    .section__title {
        font-size: 24px;
    }
    
    .page-title {
        font-size: 28px;
    }
    
    .city-hero__title {
        font-size: 26px;
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .age-modal {
        padding: 32px 24px;
    }
    
    .age-modal__actions {
        flex-direction: column;
    }
    
    .age-modal__btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .categories__grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-detail__actions {
        flex-direction: column;
    }
    
    .btn--large {
        padding: 14px 24px;
        font-size: 14px;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}