* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: "Lucida Grande", "Lucida Sans Unicode", Tahoma, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #444;
            background-color: #f5f5f5;
        }

        .topbar {
            background-color: #333;
            color: #fff;
            padding: 10px 0;
            font-size: 13px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header-wrapper {
            background-color: #fff;
            border-bottom: 3px solid #e8e8e8;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .site-header {
            padding: 20px 0;
        }

        .site-logo {
            text-align: center;
            padding: 20px 0;
        }

        .site-logo h2 {
            font-size: 32px;
            color: #444;
            font-weight: bold;
            margin: 0;
        }

        .hero-area {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 60px 0;
            margin-bottom: 40px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        h1 {
            font-size: 42px;
            color: #fff;
            text-align: center;
            font-weight: bold;
            margin: 0;
            padding: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .content-wrapper {
            background-color: #fff;
            margin: 0 auto 40px;
            max-width: 1200px;
            padding: 0 20px;
        }

        article {
            background-color: #fff;
            padding: 40px;
            margin-bottom: 40px;
            border-radius: 4px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }

        article h2 {
            font-size: 28px;
            color: #444;
            margin-top: 30px;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e8e8e8;
        }

        article h3 {
            font-size: 22px;
            color: #444;
            margin-top: 25px;
            margin-bottom: 12px;
        }

        article h4 {
            font-size: 18px;
            color: #444;
            margin-top: 20px;
            margin-bottom: 10px;
        }

        article p {
            margin-bottom: 15px;
            color: #666;
            line-height: 1.8;
        }

        article ul, article ol {
            margin-left: 30px;
            margin-bottom: 15px;
            color: #666;
        }

        article li {
            margin-bottom: 8px;
            line-height: 1.7;
        }

        .transition-section {
            background-color: #fff;
            padding: 30px 40px;
            margin-bottom: 40px;
            border-radius: 4px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }

        .transition-section p {
            color: #666;
            line-height: 1.8;
            margin-bottom: 15px;
        }

        .links-section {
            background-color: #fff;
            padding: 40px;
            margin-bottom: 40px;
            border-radius: 4px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }

        .links-section h2 {
            font-size: 28px;
            color: #444;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e8e8e8;
        }

        .links-section h3 {
            font-size: 20px;
            color: #444;
            margin-top: 30px;
            margin-bottom: 15px;
            font-weight: bold;
        }

        .links-section ul {
            list-style: none;
            margin: 0;
            padding: 0;
            column-count: 2;
            column-gap: 30px;
        }

        .links-section li {
            margin-bottom: 10px;
            break-inside: avoid;
            page-break-inside: avoid;
        }

        .links-section a {
            color: #667eea;
            text-decoration: none;
            transition: color 0.3s ease;
            display: inline-block;
            padding: 5px 0;
        }

        .links-section a:hover {
            color: #764ba2;
            text-decoration: underline;
        }

        footer {
            background-color: #333;
            color: #fff;
            padding: 30px 0;
            margin-top: 60px;
            text-align: center;
        }

        footer p {
            margin: 5px 0;
            font-size: 14px;
            color: #ccc;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 32px;
                padding: 15px;
            }

            article {
                padding: 25px 20px;
            }

            article h2 {
                font-size: 24px;
            }

            article h3 {
                font-size: 20px;
            }

            .transition-section {
                padding: 20px;
            }

            .links-section {
                padding: 25px 20px;
            }

            .links-section ul {
                column-count: 1;
            }

            .hero-area {
                padding: 40px 0;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 26px;
            }

            article h2 {
                font-size: 22px;
            }

            .site-logo h2 {
                font-size: 24px;
            }
        }