body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
}

.category {
    margin-bottom: 30px;
}

.category-title {
    color: #34495e;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

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

.model-link {
    display: block;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 6px;
    text-decoration: none;
    color: #2c3e50;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.model-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: #e9ecef;
}

.model-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.model-description {
    font-size: 0.9em;
    color: #666;
}