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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
            min-height: 100vh;
        }

        h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #2c3e50;
            text-align: center;
            padding: 3rem 1.5rem 2rem;
            margin-bottom: 2rem;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            background-clip: text;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: none;
        }

        article {
            max-width: 900px;
            margin: 0 auto 3rem;
            padding: 2.5rem;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
        }

        article h2 {
            font-size: 2rem;
            color: #2c3e50;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #667eea;
        }

        article h3 {
            font-size: 1.5rem;
            color: #34495e;
            margin: 2rem 0 1rem;
        }

        article h4 {
            font-size: 1.25rem;
            color: #34495e;
            margin: 1.5rem 0 0.8rem;
        }

        article h5 {
            font-size: 1.1rem;
            color: #34495e;
            margin: 1.2rem 0 0.6rem;
        }

        article h6 {
            font-size: 1rem;
            color: #34495e;
            margin: 1rem 0 0.5rem;
        }

        article p {
            font-size: 1.05rem;
            color: #555;
            margin-bottom: 1.3rem;
            text-align: justify;
        }

        .transition-section {
            max-width: 900px;
            margin: 0 auto 3rem;
            padding: 2rem 2.5rem;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
        }

        .transition-section p {
            font-size: 1.05rem;
            color: #555;
            margin-bottom: 1.3rem;
            text-align: justify;
        }

        .links-section {
            max-width: 900px;
            margin: 0 auto 3rem;
            padding: 2.5rem;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
        }

        .links-section h2 {
            font-size: 2rem;
            color: #2c3e50;
            margin-bottom: 2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #667eea;
        }

        .links-section h3 {
            font-size: 1.5rem;
            color: #34495e;
            margin: 2rem 0 1rem;
        }

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

        .links-section ul li {
            padding: 0;
        }

        .links-section ul li a {
            color: #667eea;
            text-decoration: none;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            padding-left: 1.2rem;
        }

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

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

        .links-section ul li a:hover:before {
            transform: translateX(3px);
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
                padding: 2rem 1rem 1.5rem;
            }

            article,
            .transition-section,
            .links-section {
                margin: 0 1rem 2rem;
                padding: 1.5rem;
                border-radius: 8px;
            }

            article h2 {
                font-size: 1.6rem;
            }

            article h3 {
                font-size: 1.3rem;
            }

            article p,
            .transition-section p {
                font-size: 1rem;
                text-align: left;
            }

            .links-section h2 {
                font-size: 1.6rem;
            }

            .links-section h3 {
                font-size: 1.3rem;
            }

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

            .links-section ul li a {
                font-size: 0.95rem;
            }
        }

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

            article,
            .transition-section,
            .links-section {
                margin: 0 0.5rem 1.5rem;
                padding: 1.2rem;
            }

            article h2 {
                font-size: 1.4rem;
            }

            article h3 {
                font-size: 1.2rem;
            }

            .links-section h2 {
                font-size: 1.4rem;
            }

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