:root {
            --primary-color: #2c3e50;
            --secondary-color: #3498db;
            --accent-color: #e74c3c;
            --text-color: #333;
            --light-gray: #f8f9fa;
            --dark-gray: #6c757d;
            --white: #ffffff;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--white);
            margin: 0;
            padding: 0;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        main {
            padding-top: 80px;
            padding-bottom: 50px;
        }
        
        h1 {
            color: var(--primary-color);
            font-size: 2.5rem;
            margin-bottom: 30px;
            text-align: center;
            font-weight: 700;
        }
        
        h2 {
            color: var(--secondary-color);
            font-size: 1.8rem;
            margin-top: 40px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        
        p {
            margin-bottom: 20px;
        }
        
        .effective-date {
            text-align: center;
            font-style: italic;
            color: var(--dark-gray);
            margin-bottom: 40px;
        }
        
        .section-nav {
            background-color: var(--light-gray);
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 40px;
        }
        
        .section-nav ul {
            list-style-type: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .section-nav li {
            margin-bottom: 10px;
        }
        
        .section-nav a {
            color: var(--secondary-color);
            text-decoration: none;
            padding: 5px 10px;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        
        .section-nav a:hover {
            background-color: var(--secondary-color);
            color: var(--white);
        }
        
        .section {
            margin-bottom: 30px;
        }
        
        .highlight {
            background-color: var(--light-gray);
            padding: 20px;
            border-radius: 8px;
            margin: 20px 0;
        }