/* ============================================================ */
        /* FILTROS / CATEGORÍAS                                         */
        /* ============================================================ */
        .filter-section {
            padding: 40px 0 20px;
            background: var(--blanco);
        }

        .filter-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }

        .filter-btn {
            padding: 10px 28px;
            background: var(--gris-claro);
            border: 2px solid transparent;
            font-family: 'Saira Condensed', sans-serif;
            font-size: 18px;
            font-weight: 500;
            color: var(--negro);
            cursor: pointer;
            transition: all 0.25s ease;
            letter-spacing: 1px;
        }

        .filter-btn:hover {
            background: #e8e8e8;
        }

        .filter-btn.active {
            background: var(--rojo);
            color: var(--blanco);
            border-color: var(--rojo);
        }

        /* ============================================================ */
        /* LISTA DE PRODUCTOS (GRID)                                    */
        /* ============================================================ */
        .products-list {
            padding: 40px 0 80px;
            background: var(--blanco);
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 40px 30px;
        }

        .product-item {
            background: var(--blanco);
            border: 1px solid #f0f0f0;
            padding: 25px 20px 30px;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .product-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
        }

        .product-item .img-wrap {
            width: 100%;
            height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            background: #fafafa;
            padding: 15px;
        }

        .product-item .img-wrap img {
            max-height: 100%;
            max-width: 100%;
            object-fit: contain;
            transition: transform 0.4s ease;
        }

        .product-item:hover .img-wrap img {
            transform: scale(1.04);
        }

        .product-item .nombre {
            font-size: 22px;
            font-weight: 600;
            color: var(--negro);
            margin-top: 6px;
            transition: color 0.2s;
        }

        .product-item .nombre a:hover {
            color: var(--rojo);
        }

        .product-item .desc {
            font-size: 16px;
            color: var(--gris-texto);
            font-weight: 300;
            margin-top: 4px;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .product-item .btn {
            display: inline-block;
            padding: 12px 30px;
            font-size: 16px;
            font-weight: 500;
            color: var(--blanco);
            background: var(--rojo);
            border: 1px solid var(--rojo);
            transition: background 0.3s, color 0.3s, border-color 0.3s;
            cursor: pointer;
            text-align: center;
            letter-spacing: 0.5px;
            margin-top: 10px;
            align-self: center;
        }

        .product-item .btn:hover {
            background: transparent;
            color: var(--rojo);
            border-color: var(--rojo);
        }

        /* ===== PAGINACIÓN ===== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 60px;
            flex-wrap: wrap;
        }

        .pagination a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            height: 44px;
            padding: 0 12px;
            border: 1px solid #e0e0e0;
            font-size: 18px;
            font-weight: 500;
            color: var(--negro);
            transition: all 0.2s;
        }

        .pagination a.active {
            background: var(--rojo);
            color: var(--blanco);
            border-color: var(--rojo);
        }

        .pagination a:hover:not(.active) {
            background: var(--gris-claro);
            border-color: #ccc;
        }

     

        /* ============================================================ */
        /* RESPONSIVE                                                    */
        /* ============================================================ */

        @media (max-width: 1024px) {
            .megamenu {
                left: 0;
                transform: none;
                width: 100%;
                max-width: 400px;
                border-radius: 0 0 8px 8px;
                grid-template-columns: 1fr;
            }
            .nav-menu {
                gap: 0;
            }
            .nav-menu>li>a {
                padding: 8px 12px;
                font-size: 14px;
            }
            .page-banner h1 {
                font-size: 42px;
            }
        }

        @media (max-width: 768px) {
            .top-header .container {
                flex-direction: column;
                gap: 4px;
                align-items: center;
                text-align: center;
            }
            .top-header .contacto span {
                margin-right: 10px;
                font-size: 13px;
            }

            .menu-toggle {
                display: flex;
            }

            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: var(--blanco);
                padding: 10px 0;
                border-top: 1px solid #eee;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu>li>a {
                padding: 12px 16px;
                border-bottom: none;
            }
            .nav-menu>li>a:hover {
                border-bottom: none;
                background: #f5f5f5;
            }

            .megamenu,
            .sub-menu {
                display: none !important;
                position: static;
                width: 100%;
                background: #f5f5f5;
                border-radius: 0;
                box-shadow: none;
                padding: 6px 0;
                grid-template-columns: 1fr !important;
            }
            .nav-menu>li:hover .megamenu,
            .nav-menu>li:hover .sub-menu {
                display: none !important;
            }
            .nav-menu>li.open .megamenu,
            .nav-menu>li.open .sub-menu {
                display: grid !important;
            }
            .megamenu {
                width: 100% !important;
                max-width: 100% !important;
                background: #f5f5f5;
                padding: 6px 0;
            }
            .megamenu .col {
                background: #f5f5f5 !important;
                padding: 10px 20px;
                border-bottom: 1px solid #e0e0e0;
            }
            .megamenu .col a {
                color: #181b20;
                font-size: 14px;
            }
            .megamenu .col:hover {
                background: #eaeaea !important;
            }
            .sub-menu {
                background: #f5f5f5;
                padding: 6px 0;
            }
            .sub-menu li a {
                padding: 10px 20px;
                color: var(--negro);
                justify-content: center;
            }
            .sub-menu li a:hover {
                background: #e0e0e0;
            }

            .page-banner h1 {
                font-size: 36px;
            }
            .page-banner p {
                font-size: 18px;
            }
            .filter-btn {
                padding: 8px 18px;
                font-size: 16px;
            }
            .products-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 25px;
            }
            .footer .grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
        }

        @media (max-width: 480px) {
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner p {
                font-size: 16px;
            }
            .products-grid {
                grid-template-columns: 1fr 1fr;
                gap: 15px;
            }
            .product-item {
                padding: 15px 12px 20px;
            }
            .product-item .img-wrap {
                height: 140px;
            }
            .product-item .nombre {
                font-size: 18px;
            }
            .product-item .desc {
                font-size: 14px;
            }
            .product-item .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .megamenu .col {
                padding: 8px 16px;
            }
        }

        /* ===== UTILIDADES ===== */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            animation: fadeUp 0.7s ease forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }
		
		
		
		/* ===== 桌面端默认：折叠内容平铺 ===== */
.filter-collapse {
    display: flex;          /* 桌面端保持 flex 行排列 */
    flex-wrap: wrap;
    gap: 10px;
}

/* 移动端触发器默认隐藏 */
.filter-toggle {
    display: none;
    cursor: pointer;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #f5f5f5;
    font-weight: bold;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.filter-toggle .toggle-icon {
    transition: transform 0.3s;
}

/* 当折叠展开时，箭头旋转 */
.filter-toggle.open .toggle-icon {
    transform: rotate(180deg);
}

/* ===== 移动端样式 (≤768px) ===== */
@media (max-width: 768px) {
    .filter-toggle {
        display: flex;      /* 显示触发器 */
    }

    .filter-collapse {
        display: block;     /* 改为块级，方便控制高度 */
        overflow: hidden;
        max-height: 0;      /* 默认收起 */
        transition: max-height 0.4s ease;
        padding: 0 10px;
        background: #fff;
        border-radius: 0 0 4px 4px;
        box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    }

    .filter-collapse.open {
        max-height: 500px;  /* 根据实际内容调整，或者用一个大值 */
        padding: 10px 10px 15px;
    }

    .filter-collapse .filter-btn {
        display: block;     /* 每个分类独占一行 */
        width: 100%;
        text-align: left;
        padding: 8px 12px;
        border-bottom: 1px solid #eee;
        box-sizing: border-box;
    }

    .filter-collapse .filter-btn:last-child {
        border-bottom: none;
    }

    /* 桌面端的 flex 布局相关重置 */
    .filter-buttons {
        display: block;
    }
}