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

        body {
            font-family: Arial, Helvetica, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
        }

        .header-wrapper {
            background-color: #fff;
            border-bottom: 4px solid #21bdb8;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        header {
            padding: 20px 0;
        }

        .logo-section {
            text-align: center;
            padding: 30px 0;
        }

        .color-bar {
            height: 8px;
            background: linear-gradient(to right, #21bdb8 0%, #4ecdc4 25%, #95e1d3 50%, #f38181 75%, #aa96da 100%);
            margin: 20px 0;
        }

        nav {
            background-color: #2c3e50;
            padding: 0;
            margin-bottom: 30px;
        }

        nav ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        nav ul li {
            position: relative;
        }

        nav ul li a {
            display: block;
            padding: 15px 20px;
            color: #fff;
            text-decoration: none;
            font-size: 14px;
            transition: background-color 0.3s;
        }

        nav ul li a:hover {
            background-color: #21bdb8;
        }

        main {
            background-color: #fff;
            padding: 40px 0;
            min-height: 400px;
        }

        h1 {
            color: #2c3e50;
            font-size: 2.5em;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 3px solid #21bdb8;
        }

        article {
            background-color: #fff;
            padding: 30px;
            margin-bottom: 40px;
            border-radius: 5px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        article h2 {
            color: #2c3e50;
            font-size: 1.8em;
            margin-top: 30px;
            margin-bottom: 15px;
        }

        article h3 {
            color: #21bdb8;
            font-size: 1.4em;
            margin-top: 25px;
            margin-bottom: 12px;
        }

        article h4 {
            color: #2c3e50;
            font-size: 1.2em;
            margin-top: 20px;
            margin-bottom: 10px;
        }

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

        article ul, article ol {
            margin-left: 30px;
            margin-bottom: 15px;
        }

        article li {
            margin-bottom: 8px;
        }

        .transition-section {
            background-color: #d2ece8;
            padding: 30px;
            margin-bottom: 40px;
            border-radius: 5px;
            border-left: 5px solid #21bdb8;
        }

        .transition-section p {
            margin-bottom: 15px;
            line-height: 1.8;
        }

        {% if links %}
        .links-section {
            background-color: #f5f5f5;
            padding: 40px 30px;
            border-radius: 5px;
            border: 1px solid #e0e0e0;
        }

        .links-section h2 {
            color: #2c3e50;
            font-size: 2em;
            margin-bottom: 30px;
            text-align: center;
        }

        .links-section h3 {
            color: #21bdb8;
            font-size: 1.5em;
            margin-top: 25px;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #21bdb8;
        }

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

        .links-section li {
            break-inside: avoid;
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }

        .links-section li:before {
            content: "→";
            position: absolute;
            left: 0;
            color: #21bdb8;
            font-weight: bold;
        }

        .links-section a {
            color: #2c3e50;
            text-decoration: none;
            transition: color 0.3s;
            display: inline-block;
        }

        .links-section a:hover {
            color: #21bdb8;
            text-decoration: underline;
        }
        {% endif %}

        footer {
            background-color: #2c3e50;
            color: #fff;
            padding: 40px 0 20px;
            margin-top: 50px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            color: #21bdb8;
            font-size: 1.2em;
            margin-bottom: 15px;
        }

        .footer-section p {
            font-size: 0.9em;
            line-height: 1.6;
            color: #bbb;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9em;
            color: #999;
        }

        @media (max-width: 768px) {
            nav ul {
                flex-direction: column;
            }

            nav ul li {
                width: 100%;
            }

            nav ul li a {
                padding: 12px 15px;
            }

            h1 {
                font-size: 1.8em;
            }

            article {
                padding: 20px;
            }

            article h2 {
                font-size: 1.5em;
            }

            article h3 {
                font-size: 1.2em;
            }

            .links-section ul {
                columns: 1;
            }

            .footer-content {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.5em;
            }

            article h2 {
                font-size: 1.3em;
            }

            .transition-section {
                padding: 20px;
            }

            .links-section {
                padding: 20px 15px;
            }
        }