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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f5f5f5;
        }

        h1 {
            background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
            color: #ffffff;
            padding: 2.5rem 2rem;
            text-align: center;
            font-size: 2.5rem;
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        article {
            max-width: 900px;
            margin: 2rem auto;
            padding: 2.5rem;
            background-color: #ffffff;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-radius: 8px;
        }

        article h2 {
            color: #1e3a8a;
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-size: 1.8rem;
            border-bottom: 3px solid #3b82f6;
            padding-bottom: 0.5rem;
        }

        article h3 {
            color: #2563eb;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
            font-size: 1.4rem;
        }

        article h4 {
            color: #1e40af;
            margin-top: 1.2rem;
            margin-bottom: 0.6rem;
            font-size: 1.2rem;
        }

        article p {
            margin-bottom: 1.2rem;
            text-align: justify;
            color: #4b5563;
        }

        .transition-content {
            max-width: 900px;
            margin: 2rem auto;
            padding: 2rem 2.5rem;
            background-color: #ffffff;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-radius: 8px;
        }

        .transition-content p {
            margin-bottom: 1.2rem;
            color: #4b5563;
            text-align: justify;
        }

        .links-section {
            max-width: 900px;
            margin: 2rem auto 3rem;
            padding: 2.5rem;
            background-color: #ffffff;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-radius: 8px;
        }

        .links-section h2 {
            color: #1e3a8a;
            margin-bottom: 1.5rem;
            font-size: 1.8rem;
            border-bottom: 3px solid #3b82f6;
            padding-bottom: 0.5rem;
        }

        .links-section h3 {
            color: #2563eb;
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-size: 1.4rem;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.8rem 2rem;
            margin-bottom: 1.5rem;
        }

        .links-section ul li {
            padding-left: 1.2rem;
            position: relative;
        }

        .links-section ul li::before {
            content: "→";
            position: absolute;
            left: 0;
            color: #3b82f6;
            font-weight: bold;
        }

        .links-section ul li a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .links-section ul li a:hover {
            color: #1e40af;
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
                padding: 2rem 1.5rem;
            }

            article,
            .transition-content,
            .links-section {
                margin: 1.5rem 1rem;
                padding: 1.5rem;
                border-radius: 6px;
            }

            article h2,
            .links-section h2 {
                font-size: 1.5rem;
            }

            article h3,
            .links-section h3 {
                font-size: 1.2rem;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 0.6rem;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
                padding: 1.5rem 1rem;
            }

            article,
            .transition-content,
            .links-section {
                padding: 1.2rem;
            }

            article p,
            .transition-content p {
                text-align: left;
            }
        }