#product-list {
            --primary-color: #d70018; --primary-color-dark: #b80014; --primary-color-light: #fff2f2;
            --success-color: #16a34a; --text-dark: #1a202c; --text-light: #4a5568;
            --border-color: #e2e8f0; --background-light: #f7fafc; --background-white: #ffffff;
            --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
            --shadow-hover: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
            --radius-md: 8px; --radius-lg: 12px;
            --transition-main: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        #product-list body { font-family: 'Inter', sans-serif; background-color: var(--background-light); color: var(--text-dark); }
        #product-list .container { max-width: 1280px; }
        #product-list .breadcrumb-v2 { display: flex; align-items: center; gap: 8px; background-color: var(--background-white); padding: 10px 16px; border-radius: var(--radius-lg); border: 1px solid var(--border-color); box-shadow: var(--shadow-sm); margin-bottom: 1.5rem; flex-wrap: wrap; }
        #product-list .breadcrumb-v2 a, #product-list .breadcrumb-v2 span { font-size: 0.9rem; font-weight: 500; color: var(--text-light); display: flex; align-items: center; }
        #product-list .breadcrumb-v2 a { transition: var(--transition-main); padding: 6px 10px; border-radius: var(--radius-md); }
        #product-list .breadcrumb-v2 a:hover { background-color: var(--background-light); color: var(--primary-color); }
        #product-list .breadcrumb-v2 span.current-page { color: var(--text-dark); font-weight: 600; }
        
        /* === ICONS (TỐI ƯU TỪ SVG) === */
        #product-list .icon { display: inline-block; background-repeat: no-repeat; background-position: center; background-size: contain; vertical-align: middle; }
        #product-list .icon-arrow-right { width: 1em; height: 1em; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='2' stroke='%23cbd5e0'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M9 5l7 7-7 7' /%3E%3C/svg%3E"); }
        #product-list .icon-arrow-down { width: 1.25em; height: 1.25em; transition: transform 0.3s ease-in-out; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='2' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7' /%3E%3C/svg%3E"); }
        #product-list .filter-header.active .icon-arrow-down { transform: rotate(180deg); }
        #product-list .icon-filter { width: 1.5em; height: 1.5em; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='2' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M4 6h16M4 12h16M4 18h7' /%3E%3C/svg%3E"); }
        #product-list #sidebar-toggle:hover .icon-filter { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='2' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M4 6h16M4 12h16M4 18h7' /%3E%3C/svg%3E"); }
        #product-list .icon-grid { width: 20px; height: 20px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' viewBox='0 0 16 16'%3E%3Cpath d='M1 2.5A1.5 1.5 0 0 1 2.5 1h3A1.5 1.5 0 0 1 7 2.5v3A1.5 1.5 0 0 1 5.5 7h-3A1.5 1.5 0 0 1 1 5.5v-3zm8 0A1.5 1.5 0 0 1 10.5 1h3A1.5 1.5 0 0 1 15 2.5v3A1.5 1.5 0 0 1 13.5 7h-3A1.5 1.5 0 0 1 9 5.5v-3zm-8 8A1.5 1.5 0 0 1 2.5 9h3A1.5 1.5 0 0 1 7 10.5v3A1.5 1.5 0 0 1 5.5 15h-3A1.5 1.5 0 0 1 1 13.5v-3zm8 0A1.5 1.5 0 0 1 10.5 9h3a1.5 1.5 0 0 1 1.5 1.5v3a1.5 1.5 0 0 1-1.5 1.5h-3A1.5 1.5 0 0 1 9 13.5v-3z'/%3E%3C/svg%3E"); }
        #product-list .icon-list { width: 20px; height: 20px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M2 2.5a.5.5 0 0 0-.5.5v1a.5.5 0 0 0 .5.5h12a.5.5 0 0 0 .5-.5v-1a.5.5 0 0 0-.5-.5H2zm0 5a.5.5 0 0 0-.5.5v1a.5.5 0 0 0 .5.5h12a.5.5 0 0 0 .5-.5v-1a.5.5 0 0 0-.5-.5H2zm0 5a.5.5 0 0 0-.5.5v1a.5.5 0 0 0 .5.5h12a.5.5 0 0 0 .5-.5v-1a.5.5 0 0 0-.5-.5H2z'/%3E%3C/svg%3E"); }
        #product-list .view-switcher a.active .icon-grid, #product-list .view-switcher a.active .icon-list { filter: brightness(0) invert(1); }
        #product-list .icon-sku, #product-list .icon-warranty, #product-list .icon-stock, #product-list .icon-cart { width: 16px; height: 16px; flex-shrink: 0; }
        #product-list .icon-sku { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' viewBox='0 0 16 16'%3E%3Cpath d='M1.5 1a.5.5 0 0 0-.5.5v3a.5.5 0 0 0 .5.5h13a.5.5 0 0 0 .5-.5v-3a.5.5 0 0 0-.5-.5zM15 2H1v2h14zM.5 7.5A.5.5 0 0 1 1 7h14a.5.5 0 0 1 0 1H1a.5.5 0 0 1-.5-.5m0 4a.5.5 0 0 1 .5-.5h14a.5.5 0 0 1 0 1H1a.5.5 0 0 1-.5-.5'/%3E%3C/svg%3E"); }
        #product-list .icon-warranty { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' viewBox='0 0 16 16'%3E%3Cpath d='M5.338 1.59a61.44 61.44 0 0 0-2.837.856.481.481 0 0 0-.328.39c-.554 4.157.726 7.19 2.253 9.188a10.725 10.725 0 0 0 2.287 2.233c.346.244.652.42.893.533.12.057.218.095.293.118a.5.5 0 0 0 .101.025.615.615 0 0 0 .1-.025c.076-.023.174-.06.294-.118.24-.113.547-.29.893-.533a10.726 10.726 0 0 0 2.287-2.233c1.527-1.997 2.807-5.031 2.253-9.188a.48.48 0 0 0-.328-.39c-.953-.323-1.886-.638-2.837-.855A1.117 1.117 0 0 0 8.308.722 1.117 1.117 0 0 0 8 1.5c0 .408.19.786.533.992zM10.854 5.146a.5.5 0 0 1 0 .708l-3 3a.5.5 0 0 1-.708 0l-1.5-1.5a.5.5 0 1 1 .708-.708L7.5 7.793l2.646-2.647a.5.5 0 0 1 .708 0z'/%3E%3C/svg%3E"); }
        #product-list .icon-stock { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' viewBox='0 0 16 16'%3E%3Cpath d='M8.186 1.113a.5.5 0 0 0-.372 0L1.846 3.5l2.404.961L10.404 2l-2.218-.887zm3.564 1.426L5.596 5 8 5.961 14.154 3.5l-2.404-.961zm3.25 1.7-6.5 2.6v7.922l6.5-2.6V4.24zM7.5 14.762V6.838L1 4.239v7.923l6.5 2.6zM7.443.184a1.5 1.5 0 0 1 1.114 0l7.129 2.852A.5.5 0 0 1 16 3.5v8.662a1 1 0 0 1-.629.928l-7.185 2.874a.5.5 0 0 1-.372 0L.63 13.09a1 1 0 0 1-.63-.928V3.5a.5.5 0 0 1 .314-.464L7.443.184z'/%3E%3C/svg%3E"); }
        #product-list .icon-cart { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='white' viewBox='0 0 16 16'%3E%3Cpath d='M9 5.5a.5.5 0 0 0-1 0V7H6.5a.5.5 0 0 0 0 1H8v1.5a.5.5 0 0 0 1 0V8h1.5a.5.5 0 0 0 0-1H9V5.5z'/%3E%3Cpath d='M.5 1a.5.5 0 0 0 0 1h1.11l.401 1.607 1.498 7.985A.5.5 0 0 0 4 12h1a2 2 0 1 0 0 4 2 2 0 0 0 0-4h7a2 2 0 1 0 0 4 2 2 0 0 0 0-4h1a.5.5 0 0 0 .491-.408l1.5-8A.5.5 0 0 0 14.5 3H2.89l-.405-1.621A.5.5 0 0 0 2 1H.5zm3.915 10L3.102 4h10.796l-1.313 7h-8.17zM6 14a1 1 0 1 1-2 0 1 1 0 0 1 2 0zm7 0a1 1 0 1 1-2 0 1 1 0 0 1 2 0z'/%3E%3C/svg%3E"); }
        #product-list .page-link .icon-arrow-right { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='2' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M9 5l7 7-7 7' /%3E%3C/svg%3E"); }
        #product-list .page-link.prev .icon-arrow-right { transform: rotate(180deg); }
        
        /* === BANNER SLIDER === */
        #product-list #banner_pro_list { --swiper-navigation-color: #ffffff; --swiper-pagination-color: #ffffff; height: 320px; border-radius: var(--radius-lg); margin-bottom: 1.5rem; }
        #product-list #banner_pro_list .swiper-button-next, #product-list #banner_pro_list .swiper-button-prev { background-color: rgba(0,0,0,0.25); width: 44px; height: 44px; border-radius: 50%; transition: var(--transition-main); backdrop-filter: blur(4px); }
        #product-list #banner_pro_list .swiper-button-next:hover, #product-list #banner_pro_list .swiper-button-prev:hover { background-color: rgba(0,0,0,0.5); }
        #product-list #banner_pro_list .swiper-button-next::after, #product-list #banner_pro_list .swiper-button-prev::after { font-size: 20px; }
        #product-list #banner_pro_list .swiper-pagination-bullet { width: 8px; height: 8px; background-color: rgba(255,255,255,0.7); opacity: 1; transition: var(--transition-main); }
        #product-list #banner_pro_list .swiper-pagination-bullet-active { width: 24px; border-radius: 5px; background-color: var(--background-white); }
        #product-list #banner_pro_list .swiper-slide { overflow: hidden; background-color: var(--border-color); }
        #product-list #banner_pro_list .swiper-slide img { width: 100%; height: 100%; object-position: center; }

        /* === LOGO SLIDER === */
        #product-list #brand-logo-marquee-section .logo-slider-container { background-color: var(--background-white); padding: 1.5rem; margin-bottom: 1.5rem; border-radius: var(--radius-lg); border: 1px solid var(--border-color); box-shadow: var(--shadow-md); width: 100%; overflow: hidden; }
        #product-list #brand-logo-marquee-section .swiper-slide { display: flex; justify-content: center; align-items: center; height: 70px; width: 150px; }
        #product-list #brand-logo-marquee-section .swiper-slide img { max-height: 60px; width: 100%; object-fit: contain; transition: var(--transition-main); opacity: 0.6; }
        #product-list #brand-logo-marquee-section .swiper-slide:hover img { transform: scale(1.15); filter: grayscale(0%); opacity: 1; }

        /* === BỘ LỌC TRONG POPUP === */
        #product-list .filter-group:not(:last-child) { border-bottom: 1px solid var(--border-color); }
        #product-list .filter-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.25rem; cursor: pointer; width: 100%; font-weight: 600; font-size: 1.05rem; transition: background-color 0.2s ease; color: var(--primary-color); }
        #product-list .filter-header:hover { background-color: var(--background-light); }
        #product-list .filter-content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out; }
        #product-list .filter-content-inner { padding: 1rem; }
        #product-list .category-button { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: var(--radius-md); transition: var(--transition-main); font-weight: 600; background-color: var(--background-light); color: var(--text-light); border: 2px solid transparent; }
        #product-list .category-button:hover { background-color: var(--primary-color-light); color: var(--primary-color); }
        #product-list .category-button.active { background-color: var(--primary-color); color: var(--background-white); box-shadow: 0 4px 14px 0 rgba(215,0,24,0.25); transform: translateY(-2px); }
        #product-list .category-icon { width: 24px; height: 24px; object-fit: contain; transition: filter 0.3s ease; }
        #product-list .category-button.active .category-icon { filter: brightness(0) invert(1); }

        /* === PRODUCT LISTING === */
        #product-list #product-listing-section { background-color: var(--background-white); border-radius: var(--radius-lg); border: 1px solid var(--border-color); box-shadow: var(--shadow-md); overflow: hidden; }
        #product-list .sort-bar { padding: 1rem 1.5rem; border-bottom: 1px solid var(--border-color); }
        #product-list #sidebar-toggle { background-color: var(--background-light); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 0.6rem; display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text-dark); cursor: pointer; transition: var(--transition-main); }
        #product-list #sidebar-toggle:hover { background-color: var(--primary-color); color: white; border-color: var(--primary-color); transform: translateY(-2px); box-shadow: var(--shadow-md); }
        #product-list .view-switcher a { padding: 0.5rem; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: var(--text-light); transition: var(--transition-main); border-radius: var(--radius-md); }
        #product-list .view-switcher a.active { background-color: var(--primary-color); color: white; }
        #product-list .view-switcher a:not(.active):hover { background-color: var(--border-color); color: var(--text-dark); }
        #product-list .sort-select-wrapper { position: relative; }
        #product-list .sort-select { -webkit-appearance: none; -moz-appearance: none; appearance: none; background-color: #fff; font-weight: 500; border-radius: var(--radius-md); border: 1px solid var(--border-color); transition: var(--transition-main); padding: 0.6rem 2.5rem 0.6rem 1rem; box-shadow: var(--shadow-sm); cursor: pointer; }
        #product-list .sort-select:focus { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(215,0,24,0.15); outline: none; }
        #product-list .sort-select-wrapper::after { content: '▼'; font-size: 0.6rem; color: var(--text-light); position: absolute; top: 50%; right: 1rem; transform: translateY(-50%); pointer-events: none; }
        
        /* === PRODUCT CARD === */
        #product-list #product-container { padding: 1.5rem; }
        #product-list .product-card { position: relative; background-color: var(--background-white); border: 1px solid var(--border-color); border-radius: var(--radius-lg); transition: var(--transition-main); display: flex; flex-direction: column; overflow: hidden; }
        #product-list .product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--primary-color); }
        #product-list .product-image-wrapper { position: relative; padding: 0.75rem; overflow: hidden; background-color: #fff; }
        #product-list .product-tag { position: absolute; top: 1rem; left: 1rem; background-color: var(--primary-color); color: white; padding: 3px 12px; font-size: 0.75rem; font-weight: 700; border-radius: 9999px; z-index: 10; }
        #product-list .product-image { width: 100%; height: 200px; object-fit: contain; transition: transform 0.4s ease; }
        #product-list .product-card:hover .product-image { transform: scale(1.05); }
        #product-list .product-details { padding: 1rem; text-align: left; display: flex; flex-direction: column; flex-grow: 1; }
        #product-list .product-card-name { font-weight: 600; color: var(--text-dark); font-size: 1rem; line-height: 1.5; height: 3rem; margin-bottom: 0.75rem; }
        #product-list .product-card-name a { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; text-overflow: ellipsis; transition: color 0.2s ease; }
        #product-list .product-card-name a:hover { color: var(--primary-color); }
        #product-list .product-meta { font-size: 0.8rem; color: var(--text-light); margin-bottom: 0.75rem; display: flex; flex-direction: column; gap: 0.5rem; }
        #product-list .meta-item { display: flex; align-items: center; gap: 0.5rem; }
        #product-list .product-status { font-weight: 600; }
        #product-list .product-status.instock { color: var(--success-color); }
        #product-list .product-status.contact { color: var(--text-light); }
        #product-list .price-container { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--border-color); display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem; }
        #product-list .current-price { font-size: 1.25rem; font-weight: 700; color: var(--primary-color); }
        #product-list .old-price { font-size: 0.9rem; color: var(--text-light); text-decoration: line-through; }
        #product-list .contact-price { font-size: 1.1rem; font-weight: 600; color: var(--primary-color); }
        
        /* === EXPANDING BUTTON STYLE === */
        #product-list .cta-button { background-color: var(--background-light); color: var(--primary-color); font-weight: 600; height: 44px; width: 44px; padding: 10px; border-radius: var(--radius-md); border: 1px solid var(--border-color); transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); display: flex; align-items: center; justify-content: center; gap: 0; overflow: hidden; flex-shrink: 0; }
        #product-list .cta-button span { transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); max-width: 0; opacity: 0; white-space: nowrap; line-height: 1; }
        #product-list .cta-button .icon-cart { transition: var(--transition-main); flex-shrink: 0; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23d70018' viewBox='0 0 16 16'%3E%3Cpath d='M9 5.5a.5.5 0 0 0-1 0V7H6.5a.5.5 0 0 0 0 1H8v1.5a.5.5 0 0 0 1 0V8h1.5a.5.5 0 0 0 0-1H9V5.5z'/%3E%3Cpath d='M.5 1a.5.5 0 0 0 0 1h1.11l.401 1.607 1.498 7.985A.5.5 0 0 0 4 12h1a2 2 0 1 0 0 4 2 2 0 0 0 0-4h7a2 2 0 1 0 0 4 2 2 0 0 0 0-4h1a.5.5 0 0 0 .491-.408l1.5-8A.5.5 0 0 0 14.5 3H2.89l-.405-1.621A.5.5 0 0 0 2 1H.5zm3.915 10L3.102 4h10.796l-1.313 7h-8.17zM6 14a1 1 0 1 1-2 0 1 1 0 0 1 2 0zm7 0a1 1 0 1 1-2 0 1 1 0 0 1 2 0z'/%3E%3C/svg%3E"); }
        #product-list .cta-button:hover, #product-list .price-and-action:hover .cta-list { width: 140px; background: var(--primary-color); color: white; border-color: var(--primary-color); gap: 0.5rem; }
        #product-list .cta-button:hover span, #product-list .price-and-action:hover .cta-list span { max-width: 100px; opacity: 1; }
        #product-list .cta-button:hover .icon-cart, #product-list .price-and-action:hover .cta-list .icon-cart { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='white' viewBox='0 0 16 16'%3E%3Cpath d='M9 5.5a.5.5 0 0 0-1 0V7H6.5a.5.5 0 0 0 0 1H8v1.5a.5.5 0 0 0 1 0V8h1.5a.5.5 0 0 0 0-1H9V5.5z'/%3E%3Cpath d='M.5 1a.5.5 0 0 0 0 1h1.11l.401 1.607 1.498 7.985A.5.5 0 0 0 4 12h1a2 2 0 1 0 0 4 2 2 0 0 0 0-4h7a2 2 0 1 0 0 4 2 2 0 0 0 0-4h1a.5.5 0 0 0 .491-.408l1.5-8A.5.5 0 0 0 14.5 3H2.89l-.405-1.621A.5.5 0 0 0 2 1H.5zm3.915 10L3.102 4h10.796l-1.313 7h-8.17zM6 14a1 1 0 1 1-2 0 1 1 0 0 1 2 0zm7 0a1 1 0 1 1-2 0 1 1 0 0 1 2 0z'/%3E%3C/svg%3E"); }
        #product-list .cta-grid { margin-top: 1rem; align-self: center; }

        /* === LIST VIEW STYLES === */
        #product-list #product-container.view-list { grid-template-columns: 1fr; gap: 1rem; }
        #product-list #product-container.view-list .product-card { display: grid; grid-template-columns: 200px 1fr auto; align-items: center; gap: 1.5rem; padding: 1rem; }
        #product-list #product-container.view-list .product-card:hover { transform: none; }
        #product-list #product-container.view-list .product-image-wrapper { padding: 0; background: none; }
        #product-list #product-container.view-list .product-image { height: 160px; }
        #product-list #product-container.view-list .product-details { padding: 0; text-align: left; height: 100%; min-width: 0; }
        #product-list #product-container.view-list .product-card-name { font-size: 1.125rem; height: auto; margin: 0; }
        #product-list #product-container.view-list .product-meta { flex-direction: row; flex-wrap: wrap; padding: 0; margin-top: 0.75rem; gap: 0.5rem 1.5rem; min-height: auto; font-size: 0.85rem; }
        #product-list #product-container.view-list .price-and-action { display: flex; flex-direction: column; align-items: flex-end; justify-content: space-between; height: 100%; gap: 1rem; padding-left: 1.5rem; border-left: 1px solid var(--border-color); }
        #product-list #product-container.view-list .price-and-action .price-container { flex-direction: column; align-items: flex-end; gap: 0.1rem; border: none; padding: 0; }
        #product-list #product-container.view-list .price-and-action .current-price { font-size: 1.3rem; }
        #product-list .view-list .cta-grid, #product-list .view-grid .price-and-action, #product-list #product-container.view-list .product-details .price-container { display: none; }

        /* === PAGINATION === */
        #product-list .pagination-wrapper { padding: 2rem 1.5rem 1.5rem; display: flex; justify-content: center; }
        #product-list .pagination-v2 { display: flex; align-items: center; gap: 8px; }
        #product-list .pagination-v2 .page-link { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: var(--radius-md); font-weight: 600; transition: var(--transition-main); background-color: var(--background-white); border: 1px solid var(--border-color); color: var(--text-light); }
        #product-list .pagination-v2 .page-link:hover:not(.active) { border-color: var(--primary-color); color: var(--primary-color); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
        #product-list .pagination-v2 .page-link.active { background-color: var(--primary-color-light); color: var(--primary-color); border-color: var(--primary-color); box-shadow: var(--shadow-md); transform: translateY(-2px); pointer-events: none; z-index: 2; }
        
        /* === POPUP BỘ LỌC === */
        #product-list #filter-modal {
            position: fixed; z-index: 1050; inset: 0;
            display: flex; align-items: center; justify-content: center;
            background-color: rgba(0, 0, 0, 0.5);
            visibility: hidden; opacity: 0;
            transition: visibility 0s 0.3s, opacity 0.3s ease;
        }
        #product-list #filter-modal.show {
            visibility: visible; opacity: 1;
            transition: visibility 0s 0s, opacity 0.3s ease;
        }
        #product-list .modal-content {
            position: relative; background-color: var(--background-white);
            border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
            width: 90%; max-width: 520px; 
            max-height: calc(100vh - 4rem);
            display: flex; flex-direction: column;
            transform: translateY(-20px); opacity: 0;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        #product-list #filter-modal.show .modal-content {
            transform: translateY(0); opacity: 1;
        }
        #product-list .modal-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.25rem; border-bottom: 1px solid var(--border-color); flex-shrink: 0; background-color: var(--background-white); border-radius: var(--radius-lg) var(--radius-lg) 0 0;}
        #product-list .modal-title { font-size: 1.25rem; font-weight: 600; }
        #product-list .modal-close-btn { font-size: 2rem; font-weight: 300; color: var(--text-light); cursor: pointer; border: none; background: none; line-height: 1; padding: 0; transition: color 0.2s ease; }
        #product-list .modal-close-btn:hover { color: var(--text-dark); }
        #product-list .modal-content .filter-container-popup { 
            flex-grow: 1; 
            overflow-y: auto; 
            border-radius: 0 0 var(--radius-lg) var(--radius-lg); 
            border: none;
            background-color: var(--background-white);
        }
        
        /* === TÙY CHỈNH THANH CUỘN (BONUS) === */
        #product-list .modal-content .filter-container-popup::-webkit-scrollbar { width: 6px; }
        #product-list .modal-content .filter-container-popup::-webkit-scrollbar-track { background: var(--background-light); border-radius: 3px; }
        #product-list .modal-content .filter-container-popup::-webkit-scrollbar-thumb { background-color: #c1c1c1; border-radius: 3px; }
        #product-list .modal-content .filter-container-popup::-webkit-scrollbar-thumb:hover { background-color: var(--primary-color-dark); }