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

        body {
            font-family: Arial, Helvetica, sans-serif;
            line-height: 1.6;
            color: #333;
            background: #f4f4f4;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
        }

        header {
            background: linear-gradient(135deg, #1a5490 0%, #2d7bb8 100%);
            color: #fff;
            padding: 2rem 1.5rem;
            border-bottom: 4px solid #0d3d6b;
        }

        h1 {
            font-size: 2.5rem;
            font-weight: normal;
            text-align: center;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        article {
            padding: 2.5rem 1.5rem;
            background: #fff;
        }

        article h2 {
            color: #1a5490;
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e0e0e0;
        }

        article h3 {
            color: #2d7bb8;
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }

        article h4 {
            color: #444;
            font-size: 1.2rem;
            margin: 1.2rem 0 0.6rem;
        }

        article p {
            margin-bottom: 1.2rem;
            font-size: 1rem;
            color: #555;
            text-align: justify;
        }

        article ul, article ol {
            margin: 1rem 0 1.5rem 2rem;
        }

        article li {
            margin-bottom: 0.5rem;
            color: #555;
        }

        .transition-section {
            padding: 2rem 1.5rem;
            background: #f9f9f9;
            border-top: 1px solid #e0e0e0;
            border-bottom: 1px solid #e0e0e0;
        }

        .transition-section p {
            margin-bottom: 1rem;
            font-size: 1rem;
            color: #555;
            line-height: 1.7;
        }

        {% if links %}
        .links-section {
            padding: 2.5rem 1.5rem;
            background: #fff;
        }

        .links-section h2 {
            color: #1a5490;
            font-size: 2rem;
            margin-bottom: 2rem;
            text-align: center;
        }

        .links-section h3 {
            color: #2d7bb8;
            font-size: 1.3rem;
            margin: 1.5rem 0 1rem;
            padding-left: 0.5rem;
            border-left: 4px solid #2d7bb8;
        }

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

        .links-section li {
            padding: 0;
        }

        .links-section a {
            color: #1a5490;
            text-decoration: none;
            display: block;
            padding: 0.6rem 0.8rem;
            border-radius: 4px;
            transition: all 0.3s ease;
            border-left: 3px solid transparent;
        }

        .links-section a:hover {
            color: #0d3d6b;
            background: #f0f7fb;
            border-left-color: #2d7bb8;
            padding-left: 1.2rem;
        }
        {% endif %}

        footer {
            background: #1a5490;
            color: #fff;
            text-align: center;
            padding: 1.5rem;
            font-size: 0.9rem;
        }

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

            article {
                padding: 1.5rem 1rem;
            }

            article h2 {
                font-size: 1.5rem;
            }

            article h3 {
                font-size: 1.2rem;
            }

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

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

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

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

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

        @media (max-width: 480px) {
            header {
                padding: 1.5rem 1rem;
            }

            h1 {
                font-size: 1.5rem;
            }

            article h2 {
                font-size: 1.3rem;
            }
        }

        .clearer {
            clear: both;
        }