* {
            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: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }

        h1 {
            background: linear-gradient(135deg, #2c5364 0%, #203a43 50%, #0f2027 100%);
            color: #fff;
            padding: 2rem 1rem;
            text-align: center;
            font-size: 2.5rem;
            font-weight: 600;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            margin-bottom: 0;
        }

        article {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 2rem;
            background: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        article h2 {
            color: #2c5364;
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #0f2027;
        }

        article h3 {
            color: #203a43;
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }

        article h4 {
            color: #2c5364;
            font-size: 1.2rem;
            margin: 1.2rem 0 0.6rem;
        }

        article p {
            margin-bottom: 1rem;
            font-size: 1.05rem;
            text-align: justify;
        }

        .transition-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            background: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            border-top: 1px solid #e0e0e0;
        }

        .transition-section p {
            font-size: 1.05rem;
            margin-bottom: 1rem;
            text-align: justify;
        }

        .links-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 2rem;
            background: #f8f9fa;
            border-top: 4px solid #2c5364;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .links-section h3 {
            color: #2c5364;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #203a43;
        }

        .links-section h3:first-child {
            margin-top: 0;
        }

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

        .links-section li {
            padding: 0.4rem 0;
        }

        .links-section a {
            color: #203a43;
            text-decoration: none;
            font-size: 1.05rem;
            transition: color 0.3s ease, padding-left 0.3s ease;
            display: inline-block;
            position: relative;
        }

        .links-section a:before {
            content: "→";
            margin-right: 0.5rem;
            color: #2c5364;
            font-weight: bold;
        }

        .links-section a:hover {
            color: #2c5364;
            padding-left: 0.5rem;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
                padding: 1.5rem 1rem;
            }

            article {
                padding: 2rem 1.5rem;
            }

            article h2 {
                font-size: 1.5rem;
            }

            article h3 {
                font-size: 1.3rem;
            }

            article h4 {
                font-size: 1.1rem;
            }

            .transition-section {
                padding: 1.5rem;
            }

            .links-section {
                padding: 2rem 1.5rem;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 0.5rem;
            }

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

        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
                padding: 1.2rem 0.8rem;
            }

            article {
                padding: 1.5rem 1rem;
            }

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

            .links-section {
                padding: 1.5rem 1rem;
            }

            .links-section a {
                font-size: 1rem;
            }
        }