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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1000px;
            margin: 0 auto;
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            overflow: hidden;
        }

        .content-wrapper {
            padding: 40px;
        }

        h1 {
            font-size: 2.5rem;
            color: #2d3748;
            margin-bottom: 30px;
            line-height: 1.2;
            font-weight: 700;
            border-bottom: 4px solid #667eea;
            padding-bottom: 15px;
        }

        article {
            margin-bottom: 40px;
        }

        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            color: #4a5568;
            text-align: justify;
        }

        article h2 {
            font-size: 2rem;
            color: #2d3748;
            margin-top: 35px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        article h3 {
            font-size: 1.5rem;
            color: #4a5568;
            margin-top: 30px;
            margin-bottom: 15px;
            font-weight: 600;
        }

        article h4 {
            font-size: 1.25rem;
            color: #4a5568;
            margin-top: 25px;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .transition-section {
            margin-bottom: 40px;
            padding: 25px;
            background: #f7fafc;
            border-left: 5px solid #667eea;
            border-radius: 8px;
        }

        .transition-section p {
            font-size: 1.1rem;
            color: #4a5568;
            margin-bottom: 15px;
        }

        .transition-section p:last-child {
            margin-bottom: 0;
        }

        .links-section {
            background: linear-gradient(135deg, #f6f8fb 0%, #e9ecef 100%);
            padding: 40px;
            border-radius: 8px;
            margin-top: 30px;
        }

        .links-section h3 {
            font-size: 1.75rem;
            color: #2d3748;
            margin-bottom: 20px;
            font-weight: 600;
            position: relative;
            padding-left: 15px;
        }

        .links-section h3:before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 70%;
            background: #667eea;
            border-radius: 3px;
        }

        .links-section ul {
            list-style: none;
            column-count: 2;
            column-gap: 30px;
            margin-bottom: 35px;
        }

        .links-section ul:last-child {
            margin-bottom: 0;
        }

        .links-section li {
            margin-bottom: 12px;
            break-inside: avoid;
            page-break-inside: avoid;
        }

        .links-section a {
            color: #5a67d8;
            text-decoration: none;
            font-size: 1.05rem;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            padding-left: 20px;
        }

        .links-section a:before {
            content: '→';
            position: absolute;
            left: 0;
            transition: transform 0.3s ease;
        }

        .links-section a:hover {
            color: #764ba2;
            transform: translateX(5px);
        }

        .links-section a:hover:before {
            transform: translateX(5px);
        }

        @media (max-width: 768px) {
            body {
                padding: 10px;
            }

            .content-wrapper {
                padding: 25px;
            }

            h1 {
                font-size: 2rem;
            }

            article h2 {
                font-size: 1.6rem;
            }

            article h3 {
                font-size: 1.3rem;
            }

            article p {
                font-size: 1rem;
                text-align: left;
            }

            .links-section {
                padding: 25px;
            }

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

            .links-section h3 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
            }

            .content-wrapper {
                padding: 20px;
            }

            .transition-section {
                padding: 20px;
            }

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