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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #115A59 0%, #238686 100%);
            color: #333;
            line-height: 1.6;
            min-height: 100vh;
            padding: 20px 0;
        }

        .container {
            max-width: 900px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
            border-radius: 10px;
            overflow: hidden;
        }

        header {
            background: linear-gradient(to bottom, #115A59 0%, #238686 100%);
            color: #fff;
            padding: 40px 30px;
            text-align: center;
            border-bottom: 5px solid #FFCF00;
        }

        h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            font-weight: 600;
        }

        article {
            padding: 40px 30px;
            background: #fff;
        }

        article h2 {
            color: #115A59;
            margin-top: 30px;
            margin-bottom: 15px;
            font-size: 1.8em;
            border-bottom: 3px solid #FFCF00;
            padding-bottom: 10px;
        }

        article h3 {
            color: #238686;
            margin-top: 25px;
            margin-bottom: 12px;
            font-size: 1.4em;
        }

        article h4 {
            color: #115A59;
            margin-top: 20px;
            margin-bottom: 10px;
            font-size: 1.2em;
        }

        article p {
            margin-bottom: 15px;
            text-align: justify;
            color: #444;
        }

        .transition-section {
            padding: 30px;
            background: #f8f9fa;
            border-top: 3px solid #238686;
            border-bottom: 3px solid #238686;
        }

        .transition-section p {
            margin-bottom: 15px;
            color: #555;
            text-align: justify;
        }

        .links-section {
            padding: 40px 30px;
            background: linear-gradient(to bottom, #fff 0%, #f0f0f0 100%);
        }

        .links-section h3 {
            color: #115A59;
            margin-top: 30px;
            margin-bottom: 20px;
            font-size: 1.6em;
            padding-left: 15px;
            border-left: 5px solid #FFCF00;
        }

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

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px 20px;
            margin-bottom: 30px;
        }

        .links-section li {
            padding: 8px 0;
        }

        .links-section a {
            color: #238686;
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            padding-left: 15px;
        }

        .links-section a:before {
            content: "▸";
            position: absolute;
            left: 0;
            color: #FFCF00;
            font-weight: bold;
        }

        .links-section a:hover {
            color: #115A59;
            transform: translateX(5px);
        }

        footer {
            background: #115A59;
            color: #fff;
            padding: 25px 30px;
            text-align: center;
            font-size: 0.9em;
        }

        footer a {
            color: #FFCF00;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        footer a:hover {
            color: #fff;
        }

        @media (max-width: 768px) {
            body {
                padding: 10px 0;
            }

            .container {
                border-radius: 0;
            }

            header {
                padding: 30px 20px;
            }

            h1 {
                font-size: 2em;
            }

            article {
                padding: 30px 20px;
            }

            article h2 {
                font-size: 1.5em;
            }

            article h3 {
                font-size: 1.2em;
            }

            .transition-section {
                padding: 20px;
            }

            .links-section {
                padding: 30px 20px;
            }

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

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            footer {
                padding: 20px;
            }
        }

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

            article h2 {
                font-size: 1.3em;
            }

            article h3 {
                font-size: 1.1em;
            }

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