@media (max-width: 1199.98px) {
    .hero-slider .slide { min-height: 400px; }
    .hero-slider .slide-content h1 { font-size: 2.4rem; }
}

@media (max-width: 991.98px) {
    .top-bar .d-flex { flex-wrap: wrap; justify-content: center; gap: 8px; }
    .main-header .row { gap: 12px; }
    .search-box { max-width: 100%; margin: 12px 0; }
    .header-actions { justify-content: center; }
    .hamburger-btn { display: block; }
    .category-nav { display: none; }
    .hero-slider .slide { min-height: 350px; }
    .hero-slider .slide-content { padding: 30px; }
    .hero-slider .slide-content h1 { font-size: 2rem; }
    .product-detail-section .row > div:first-child { margin-bottom: 30px; }
    .mobile-bottom-bar { display: block; }
    body { padding-bottom: 70px; }
    .account-sidebar { position: static; margin-bottom: 30px; }
}

@media (max-width: 767.98px) {
    .top-bar { padding: 6px 0; font-size: 12px; }
    .main-header { padding: 12px 0; }
    .main-header.scrolled { padding: 8px 0; }
    .header-logo img { height: 50px; }
    .main-header.scrolled .header-logo img { height: 40px; }
    .header-action-btn span { display: none; }
    .header-action-btn { padding: 8px 10px; }
    .hero-slider .slide { min-height: 280px; }
    .hero-slider .slide-content { padding: 20px; }
    .hero-slider .slide-content h1 { font-size: 1.6rem; }
    .hero-slider .slide-content p { font-size: 0.95rem; }
    .hero-slider .slider-nav { width: 36px; height: 36px; font-size: 14px; }
    .section-title h2 { font-size: 1.5rem; }
    .products-section, .categories-section, .about-section, .testimonials-section { padding: 40px 0; }
    .trust-badge-item i { font-size: 28px; }
    .trust-badge-item h5 { font-size: 13px; }
    .product-detail-info h1 { font-size: 1.4rem; }
    .price-current-detail { font-size: 1.6rem !important; }
    .action-buttons { flex-direction: column; }
    .action-buttons .btn-add-cart, .action-buttons .btn-buy-now { width: 100%; }
    .product-extra-actions { flex-wrap: wrap; gap: 10px; }
    .extra-action-btn { flex: 1; min-width: 70px; }
    .cart-table { font-size: 13px; }
    .cart-table .cart-product { flex-direction: column; text-align: center; }
    .cart-table .cart-product img { width: 60px; height: 60px; }
    .auth-card { padding: 24px; margin: 0 10px; }
    .checkout-steps { flex-wrap: wrap; gap: 4px; }
    .checkout-step { padding: 8px 12px; font-size: 12px; }
    .footer-col { margin-bottom: 30px; }
    .footer-bottom .row { text-align: center; }
    .payment-icons { justify-content: center; }
    .user-dropdown-menu { right: -80px; }
    .gram-options .gram-btns { gap: 6px; }
    .gram-options .gram-btn { padding: 8px 14px; font-size: 13px; }
    .quantity-selector button { width: 36px; height: 36px; }
    .quantity-selector input { width: 50px; height: 36px; }
}

@media (max-width: 575.98px) {
    .container { padding-left: 16px; padding-right: 16px; }
    h1 { font-size: 1.6rem; }
    h2 { font-size: 1.3rem; }
    .top-bar .free-shipping { font-size: 11px; padding: 2px 8px; }
    .product-card .product-info { padding: 12px; }
    .product-card .product-name { font-size: 13px; }
    .product-card .price-current { font-size: 16px; }
    .product-card .product-add-cart { padding: 8px; font-size: 12px; }
    .site-footer { padding: 40px 0 0; }
}

@media (hover: none) {
    .product-card .product-actions-overlay { opacity: 1; transform: translateX(0); }
    .product-card:hover { transform: none; }
}