:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-secondary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}
/* ===== PRODUCTS STYLES FOR GASOYA E-COMMERCE ===== */

/* ===== PRODUCT CARDS ===== */
.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    overflow: hidden;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: var(--spacing-lg);
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.product-price.old {
    text-decoration: line-through;
    color: var(--gray-400);
    font-size: 1rem;
    margin-right: var(--spacing-sm);
}

.product-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* ===== ENHANCED PRODUCT GRID ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
    width: 100%;
    max-width: 100%;
}

.category-products-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-xl) 0;
    width: 100%;
    max-width: 100%;
}

.product-card-enhanced {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-slow);
    overflow: hidden;
    height: 100%;
}

.product-card-enhanced:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-card-enhanced .product-image-container {
    position: relative;
    overflow: hidden;
    background: var(--gray-100);
}

.product-card-enhanced .product-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card-enhanced:hover .product-image {
    transform: scale(1.1);
}

.product-card-enhanced .product-badges {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-card-enhanced .badge {
    font-size: 0.75rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
}

.product-card-enhanced .badge-new {
    background-color: var(--success-color);
    color: var(--white);
}

.product-card-enhanced .badge-sale {
    background-color: var(--danger-color);
    color: var(--white);
}

.product-card-enhanced .badge-out-of-stock {
    background-color: var(--gray-500);
    color: var(--white);
}

.product-card-enhanced .product-actions-overlay {
    position: absolute;
    top: 10%;
    left: 90%;
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 3;
}

.product-card-enhanced:hover .product-actions-overlay {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.product-card-enhanced .action-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--white);
    border: none;
    color: var(--gray-700);
    font-size: 1.1rem;
    margin: 0 var(--spacing-xs);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.product-card-enhanced .action-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.product-card-enhanced .product-info {
    padding: var(--spacing-lg);
    background: var(--white);
}

.product-card-enhanced .product-category {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.product-card-enhanced .product-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
    min-height: 2.8em;
}

.product-card-enhanced .product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.product-card-enhanced .stars {
    color: var(--accent-color);
}

.product-card-enhanced .rating-count {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.product-card-enhanced .product-price-container {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.product-card-enhanced .product-price {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--primary-color);
}

.product-card-enhanced .product-price.old {
    text-decoration: line-through;
    color: var(--gray-400);
    font-size: 1rem;
    font-weight: 500;
}

.product-card-enhanced .product-price.discount {
    background: var(--danger-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.product-card-enhanced .product-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.product-card-enhanced .btn-add-to-cart {
    flex: 1;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.product-card-enhanced .btn-add-to-cart:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.product-card-enhanced .btn-wishlist {
    background: var(--gray-100);
    color: var(--gray-600);
    border: 1px solid var(--gray-200);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.product-card-enhanced .btn-wishlist:hover {
    background: var(--danger-color);
    color: var(--white);
    border-color: var(--danger-color);
}

/* ===== FILTERS AND SIDEBAR ===== */
.filters-sidebar {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    height: fit-content;
    position: sticky;
    top: var(--spacing-xl);
}

.filter-section {
    margin-bottom: var(--spacing-xl);
}

.filter-section:last-child {
    margin-bottom: 0;
}

.filter-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--gray-200);
}

.filter-option {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.filter-option input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    accent-color: var(--primary-color);
}

.filter-option label {
    color: var(--gray-600);
    cursor: pointer;
    font-size: 0.875rem;
}

.filter-option:hover label {
    color: var(--primary-color);
}

/* ===== PAGINATION ===== */
.pagination-modern {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
}

.pagination-modern .page-item .page-link {
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.pagination-modern .page-item .page-link:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.pagination-modern .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

/* ===== HEADER DE PRODUCTOS ===== */
.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.products-header .filters-sort-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.products-header .filters-sort-container .btn-filters {
    order: 1;
}

.products-header .filters-sort-container .sort-select {
    order: 2;
}

.products-header .filters-sort-container .view-buttons {
    order: 3;
}

/* ===== OFFCANVAS DE FILTROS ===== */
#filtersOffcanvas {
    width: 350px;
}

#filtersOffcanvas .offcanvas-header {
    background-color: var(--primary-color);
    color: var(--white);
    border-bottom: 1px solid var(--primary-dark);
}

#filtersOffcanvas .offcanvas-title {
    font-weight: 600;
}

#filtersOffcanvas .offcanvas-body {
    padding: var(--spacing-lg);
    background-color: var(--gray-50);
}

/* Secciones de filtros */
.filter-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.filter-section:last-child {
    margin-bottom: 0;
}

.filter-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--gray-200);
    display: flex;
    align-items: center;
}

.filter-title i {
    color: var(--primary-color);
}

/* Opciones de filtros */
.filter-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-options .form-check {
    margin-bottom: var(--spacing-sm);
}

.filter-options .form-check-label {
    color: var(--gray-700);
    cursor: pointer;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.filter-options .form-check-label:hover {
    color: var(--primary-color);
}

.filter-options .badge {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* Rango de precio */
.price-range {
    padding: var(--spacing-sm) 0;
}

.price-range .form-range {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-200);
    outline: none;
    -webkit-appearance: none;
}

.price-range .form-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.price-range .form-range::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-sm);
}

/* Botones de acción */
.filter-actions {
    position: sticky;
    bottom: 0;
    background: var(--gray-50);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--gray-200);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

.filter-actions .btn {
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Notificaciones de filtros */
.filter-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    font-size: 0.875rem;
    font-weight: 500;
    max-width: 300px;
}

.filter-notification.show {
    transform: translateX(0);
}

/* ===== RESPONSIVE ENHANCEMENTS ===== */
@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-lg);
        width: 100%;
        max-width: 100%;
    }
    
    .filters-sidebar {
        position: static;
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
        max-width: 100%;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        padding: var(--spacing-md) 0;
        margin: 0;
    }
    
    .product-card-enhanced {
        margin: 0;
        width: 100%;
    }
    
    .product-card-enhanced .product-image {
        height: 200px;
    }
    
    .product-card-enhanced .product-title {
        font-size: 1rem;
        min-height: auto;
    }
    
    .product-card-enhanced .product-price {
        font-size: 1.125rem;
    }
    
    .product-card-enhanced .product-info {
        padding: var(--spacing-md);
    }
    
    .product-card-enhanced .product-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .product-card-enhanced .btn-add-to-cart {
        padding: var(--spacing-sm);
        font-size: 0.875rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Mobile layout - elements distributed horizontally */
    .products-header .filters-sort-container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: var(--spacing-sm);
        width: 100%;
    }

    .products-header .filters-sort-container .btn-filters {
        flex-shrink: 0;
        display: block !important;
        width: auto;
    }

    .products-header .filters-sort-container .sort-select {
        flex: 1;
        max-width: 200px;
        display: block !important;
    }

    .products-header .filters-sort-container .view-buttons {
        flex-shrink: 0;
        display: flex !important;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: var(--spacing-xs);
        padding-right: var(--spacing-xs);
        max-width: 100%;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
        padding: var(--spacing-sm) 0;
        margin: 0;
    }
    
    .product-card-enhanced {
        margin: 0;
        width: 100%;
    }
    
    .product-card-enhanced .product-image {
        height: 180px;
    }
    
    .product-card-enhanced .product-title {
        font-size: 0.875rem;
        line-height: 1.3;
    }
    
    .product-card-enhanced .product-price {
        font-size: 1rem;
    }
    
    .product-card-enhanced .product-info {
        padding: var(--spacing-sm);
    }
    
    .product-card-enhanced .product-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .product-card-enhanced .btn-add-to-cart {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    .product-card-enhanced .btn-wishlist {
        padding: var(--spacing-xs);
    }
    
    .products-header .filters-sort-container {
        gap: var(--spacing-xs);
    }

    .products-header .filters-sort-container .sort-select {
        max-width: 180px;
        display: block !important;
    }
    
    .products-header .filters-sort-container .view-buttons {
        display: flex !important;
    }
    
    .products-header .filters-sort-container .btn-filters {
        display: block !important;
        width: auto;
    }
    
    #filtersOffcanvas {
        width: 100%;
    }
    
    .filter-section {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .filter-options .form-check-label {
        font-size: 0.8rem;
    }
    
    .filter-actions {
        padding: var(--spacing-sm) var(--spacing-md);
        margin: 0 calc(-1 * var(--spacing-md));
    }
}

/* Extra small devices - ensure all elements are visible */
@media (max-width: 375px) {
    .container {
        padding-left: 0;
        padding-right: 0;
        max-width: 100%;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) 0;
        margin: 0;
        width: 100%;
        max-width: 100%;
    }
    
    .product-card-enhanced {
        margin: 0;
        width: 100%;
        border-radius: 0;
    }
    
    .product-card-enhanced .product-image {
        height: 160px;
    }
    
    .product-card-enhanced .product-title {
        font-size: 0.8rem;
    }
    
    .product-card-enhanced .product-price {
        font-size: 0.9rem;
    }
    
    .product-card-enhanced .product-info {
        padding: var(--spacing-sm);
    }
    
    .products-header .filters-sort-container {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }
    
    .products-header .filters-sort-container .btn-filters,
    .products-header .filters-sort-container .sort-select,
    .products-header .filters-sort-container .view-buttons {
        display: block !important;
        width: auto;
    }
    
    .products-header .filters-sort-container .view-buttons {
        display: flex !important;
        justify-content: center;
    }
}

/* Desktop layout - elements grouped together on the right */
@media (min-width: 769px) {
    .products-header .filters-sort-container {
        gap: var(--spacing-sm);
    }
}