* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: Verdana, Arial, Helvetica, sans-serif;
            color: #000000;
            background-color: #FFFFFF;
            line-height: 1.6;
        }
        
        header {
            background: linear-gradient(135deg, #E8E6FF 0%, #d4d1f5 100%);
            padding: 2rem 1rem;
            text-align: center;
            border-bottom: 4px solid #0000CC;
        }
        
        h1 {
            color: #0000CC;
            font-size: 2rem;
            margin-bottom: 0.5rem;
            font-weight: bold;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem;
        }
        
        article {
            background: #FFFFFF;
            padding: 2rem;
            margin: 2rem auto;
            max-width: 900px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            border-left: 4px solid #0000CC;
        }
        
        article h2 {
            color: #0000CC;
            font-size: 1.5rem;
            margin-top: 1.5rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #E8E6FF;
        }
        
        article h3 {
            color: #333;
            font-size: 1.2rem;
            margin-top: 1.25rem;
            margin-bottom: 0.75rem;
        }
        
        article h4 {
            color: #555;
            font-size: 1.1rem;
            margin-top: 1rem;
            margin-bottom: 0.5rem;
        }
        
        article p {
            margin-bottom: 1rem;
            color: #000000;
            font-size: 0.95rem;
        }
        
        .transition-section {
            background: #f9f9f9;
            padding: 2rem;
            margin: 2rem auto;
            max-width: 900px;
            border-top: 2px solid #E8E6FF;
            border-bottom: 2px solid #E8E6FF;
        }
        
        .transition-section p {
            color: #333;
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }
        
        .links-section {
            background: #FFFFFF;
            padding: 2rem;
            margin: 2rem auto;
            max-width: 1200px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }
        
        .links-section h3 {
            color: #0000CC;
            font-size: 1.3rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #E8E6FF;
        }
        
        .links-section h3:first-child {
            margin-top: 0;
        }
        
        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }
        
        .links-section li {
            padding: 0;
        }
        
        .links-section a {
            color: #0000CC;
            text-decoration: none;
            font-size: 0.9rem;
            display: block;
            padding: 0.5rem 0.75rem;
            border-left: 3px solid #E8E6FF;
            transition: all 0.3s ease;
        }
        
        .links-section a:hover {
            color: #000099;
            border-left-color: #0000CC;
            background-color: #f5f5ff;
            padding-left: 1rem;
        }
        
        .links-section a:visited {
            color: #999999;
        }
        
        footer {
            background: #E8E6FF;
            padding: 2rem 1rem;
            margin-top: 3rem;
            text-align: center;
            border-top: 4px solid #0000CC;
        }
        
        footer p {
            font-size: 0.85rem;
            color: #333;
            margin-bottom: 0.5rem;
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 1.5rem;
            }
            
            article {
                padding: 1.5rem;
                margin: 1rem auto;
            }
            
            article h2 {
                font-size: 1.3rem;
            }
            
            article h3 {
                font-size: 1.1rem;
            }
            
            .links-section ul {
                grid-template-columns: 1fr;
            }
            
            .transition-section {
                padding: 1.5rem;
                margin: 1rem auto;
            }
            
            .links-section {
                padding: 1.5rem;
                margin: 1rem auto;
            }
        }
        
        @media (max-width: 480px) {
            header {
                padding: 1.5rem 0.75rem;
            }
            
            h1 {
                font-size: 1.3rem;
            }
            
            article {
                padding: 1rem;
            }
            
            .container {
                padding: 0.5rem;
            }
        }