/* Estilos específicos para o Banco de Imagens */

/* Ajuste do container principal */
.container-xl {
    max-width: 1400px;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    padding: 20px 0;
}

.image-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.image-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.image-card-preview {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #f8f9fa;
}

.image-card-body {
    padding: 15px;
}

.image-card-title {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 5px;
    color: #212529;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.image-card-description {
    font-size: 14px;
    color: #6c757d;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.image-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #6c757d;
}

.image-card-category {
    background: #e9ecef;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.image-card-category.hero {
    background: #d1ecf1;
    color: #0c5460;
}

.image-card-category.gallery {
    background: #d4edda;
    color: #155724;
}

.image-card-category.about {
    background: #f8d7da;
    color: #721c24;
}

.image-card-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.image-card-actions button {
    flex: 1;
    padding: 6px 12px;
    font-size: 14px;
}

/* Upload Preview */
.upload-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
}

.upload-preview-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.upload-preview-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
}

.upload-preview-remove {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(220, 53, 69, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
}

.upload-preview-remove:hover {
    background: #dc3545;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #6c757d;
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.empty-state p {
    margin-bottom: 20px;
}

/* Tabs */
.nav-tabs .badge {
    font-size: 11px;
    padding: 2px 6px;
}

/* Loading State */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 992px) {
    .images-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .container-xl {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .images-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 16px;
    }
    
    .image-card-preview {
        height: 150px;
    }
    
    .image-card-body {
        padding: 12px;
    }
    
    .image-card-title {
        font-size: 14px;
    }
    
    .image-card-description {
        font-size: 12px;
    }
    
    .image-card-actions {
        flex-direction: column;
        gap: 5px;
    }
    
    .image-card-actions button {
        padding: 4px 8px;
        font-size: 12px;
    }
    
    /* Tabs responsivos */
    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .nav-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .nav-tabs .nav-link {
        white-space: nowrap;
        padding: 0.5rem 1rem;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .images-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .empty-state {
        padding: 40px 20px;
    }
    
    .empty-state i {
        font-size: 36px;
    }
    
    .empty-state h3 {
        font-size: 18px;
    }
}