:root {
            --primary: #0d6efd;
            --secondary: #6c757d;
            --success: #198754;
            --danger: #dc3545;
            --warning: #ffc107;
            --light: #f8f9fa;
            --dark: #212529;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            min-height: 100vh;
        }
        
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
        }
        
        .form-container {
            background-color: rgb(255, 255, 255);
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            padding: 2rem;
            margin-top: 2rem;
            margin-bottom: 2rem;
        }
        
        .product-image {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
            width: 100%;
            max-height: 400px;
            object-fit: contain;
        }
        
        .product-image:hover {
            transform: scale(1.03);
        }
        
        .price-tag {
            font-weight: 700;
            color: var(--success);
            font-size: 1.5rem;
        }
        
        .btn-whatsapp {
            background-color: #25D366;
            border-color: #25D366;
            color: white;
            font-weight: 600;
        }
        
        .btn-whatsapp:hover {
            background-color: #128C7E;
            border-color: #128C7E;
            color: white;
        }
        
        .quantity-control {
            width: 120px;
        }
        
        .sport-badge {
            font-size: 0.9rem;
            padding: 0.5rem 1rem;
        }
        
        .cart-notification {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 1050;
            display: none;
        }
        
        .feature-list {
            list-style-type: none;
            padding: 0;
        }
        
        .feature-list li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #fffbfb;
        }
        
        .feature-list li:last-child {
            border-bottom: none;
        }
        
        .feature-list i {
            color: var(--success);
            margin-right: 10px;
        }
        
        .product-info-card {
            transition: all 0.3s;
            cursor: pointer;
            height: 100%;
        }
        
        .product-info-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        .product-info-card.selected {
            border: 3px solid var(--primary);
        }
        
        .product-thumb {
            width: 100%;
            height: 250px;
            object-fit: contain;
            background: #f8f9fa;  /* gris clarito de fondo */
            padding: 10px;        /* espacio alrededor si la imagen es más pequeña */
        }
        
        .loading {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 300px;
        }
        
        .spinner {
            width: 3rem;
            height: 3rem;
        }
        
        .size-table-container {
            margin-top: 1rem;
            margin-bottom: 1rem;
        }
        
        .size-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 0.5rem;
        }
        
        .size-table th, .size-table td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: center;
        }
        
        .size-table th {
            background-color: #f2f2f2;
            font-weight: bold;
        }
        
        .size-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        
        .size-table tr:hover {
            background-color: #f1f1f1;
        }
        
        .size-guide-toggle {
            color: var(--primary);
            cursor: pointer;
            text-decoration: underline;
            font-size: 0.9rem;
        }
        
        .cart-item-image {
            width: 80px;
            height: 80px;
            object-fit: cover;
            border-radius: 8px;
        }
        
        .empty-cart {
            text-align: center;
            padding: 3rem;
        }
        
        .empty-cart i {
            font-size: 5rem;
            color: #ddd;
            margin-bottom: 1rem;
        }

      .card-img-top {
        width: 100%;
        }

        .row.mb-4 {
            margin-left:4px;
        }
        




/* Estilos responsivos para el carrito */
    @media (max-width: 1024px) {
    .modal-dialog.modal-lg {
        margin: 10px;
        max-width: calc(100% - 20px);
    }
    
    .cart-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cart-item-image {
        width: 60px;
        height: 60px;
        margin-bottom: 10px;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .cart-notification {
        position: fixed;
        top: 70px;
        left: 10px;
        right: 10px;
        z-index: 1050;
    }

     .modal-dialog.modal-lg {
        margin: 10px;
        max-width: calc(100% - 20px);
    }
    
    .cart-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cart-item-image {
        width: 60px;
        height: 60px;
        margin-bottom: 10px;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .cart-notification {
        position: fixed;
        top: 70px;
        left: 10px;
        right: 10px;
        z-index: 1050;
    }
    
    /* Mejorar visibilidad del botón de WhatsApp */
    .btn-whatsapp {
        background-color: #25D366;
        border-color: #25D366;
        color: white;
    }
}
        

/*------------------------------------------------------*/