/* CSS para transiciones suaves del sistema de productos */

/* Transiciones generales para containers */
#products-container,
#featured-products-container {
    transition: opacity 0.3s ease-in-out;
}

/* Animación de entrada para tarjetas de productos */
.product-card {
    animation: fadeInUp 0.5s ease-out forwards;
    transform: translateY(20px);
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mejoras para imágenes de productos */
.product-image {
    transition: transform 0.3s ease, opacity 0.3s ease;
    background-color: #f8f9fa;
}

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

/* Placeholder para imágenes que están cargando */
.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    z-index: 1;
}

.product-image[src]:not([src=""]) {
    z-index: 2;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Mejoras para badges y estados */
.badge {
    transition: all 0.2s ease;
}

.btn {
    transition: all 0.2s ease;
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* Mejoras para el indicador de carga */
.loading-indicator {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

/* Responsive design para tarjetas */
@media (max-width: 768px) {
    .product-card {
        margin-bottom: 1rem;
    }
}

/* Hover effects para tarjetas */
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

/* Mejoras para el contador de productos */
#productCount {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Estado de error mejorado */
.alert {
    animation: slideInDown 0.5s ease;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mejoras para filtros */
.form-check-input:checked {
    transition: all 0.2s ease;
}

/* Preloader para evitar flash inicial */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    pointer-events: none;
}