/* Model Page Styles */
.container2 {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.filters-section {
    display: flex;
    gap: 30px;
    margin-top: 20px;
}

.categories-sidebar {
    width: 300px;
    flex-shrink: 0;
}

.categories-sidebar h3 {
    margin-bottom: 20px;
    color: #333;
    font-size: 1.3rem;
}

.categories {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-height: 80vh;
    overflow-y: auto;
}

.category-item {
    margin-bottom: 5px;
}

.category-btn {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    text-decoration: none;
    color: #333;
    border-radius: 5px;
    transition: all 0.3s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.category-btn:hover {
    background: #f8f9fa;
}

.category-btn.active {
    background: #007bff;
    color: white;
}

.category-toggle {
    margin-right: 8px;
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.category-toggle.expanded {
    transform: rotate(90deg);
}

.category-children {
    display: none;
    margin-left: 20px;
}

.category-children.expanded {
    display: block;
}

.main-content {
    flex: 1;
    min-width: 0;
}

.search-form {
    margin-bottom: 30px;
}

.search-input {
    flex: 1;
    max-width: 400px;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.search-btn {
    padding: 10px 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.search-btn:hover {
    background: #0056b3;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.model-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.model-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.model-info {
    padding: 20px;
}

.model-name {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: #333;
}

.model-category {
    background: #e9ecef;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.8rem;
    color: #666;
}

.model-description {
    color: #666;
    margin: 10px 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

.model-details {
    display: flex;
    justify-content: space-between;
    margin: 8px 0;
    font-size: 0.85rem;
}

.model-detail {
    display: flex;
    align-items: center;
    gap: 5px;
}

.color-preview {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    display: inline-block;
    border: 1px solid #ddd;
}

.model-price {
    font-size: 1.3rem;
    font-weight: bold;
    color: #007bff;
    margin: 15px 0;
    text-align: center;
}

.model-actions {
    display: flex;
    gap: 10px;
}

.model-actions .btn {
    flex: 1;
    padding: 8px 15px;
    font-size: 0.9rem;
}

.empty-models {
    text-align: center;
    padding: 60px 20px;
    color: #7f8c8d;
}

/* Mobile Styles */
@media (max-width: 1024px) {
    .filters-section {
        flex-direction: column;
        gap: 20px;
    }
    
    .categories-sidebar {
        width: 100%;
    }
    
    .categories {
        max-height: none;
    }
}

@media (max-width: 768px) {
    .container2 {
        padding: 15px;
    }
    
    .models-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
    
    .model-image {
        height: 180px;
    }
    
    .model-info {
        padding: 15px;
    }
    
    .model-name {
        font-size: 1.1rem;
    }
    
    .model-price {
        font-size: 1.2rem;
    }
    
    .search-form {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-input {
        max-width: none;
    }
}

@media (max-width: 576px) {
    .container2 {
        padding: 10px;
    }
    
    .models-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .model-image {
        height: 160px;
    }
    
    .model-details {
        flex-direction: column;
        gap: 5px;
    }
    
    .model-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .categories-sidebar h3 {
        font-size: 1.1rem;
    }
    
    .category-btn {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .search-input, .search-btn {
        font-size: 0.9rem;
        padding: 8px 12px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .model-card:hover {
        transform: none;
    }
    
    .category-btn:hover {
        background: none;
    }
    
    .category-btn:active {
        background: #f8f9fa;
    }
}