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

        body {
            font-family: Arial, Helvetica, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #327388;
            background: linear-gradient(to bottom, #e8f6f9 0%, #ffffff 300px);
            background-attachment: fixed;
        }

        .container {
            max-width: 850px;
            margin: 0 auto;
            padding: 0 15px;
        }

        header {
            background-color: #fff;
            padding: 20px 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        h1 {
            font-size: 2em;
            color: #1986ad;
            margin: 20px 0;
            padding: 15px 0;
            border-bottom: 3px solid #58b3d3;
        }

        h2 {
            font-size: 1.5em;
            color: #1986ad;
            margin: 25px 0 15px;
        }

        h3 {
            font-size: 1.2em;
            color: #1986ad;
            margin: 20px 0 10px;
            padding-bottom: 8px;
            border-bottom: 2px solid #b2e8fa;
        }

        article {
            background-color: #fff;
            padding: 30px;
            margin: 20px 0;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

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

        .transition-section {
            background: linear-gradient(135deg, #dcf7ff 0%, #eef9fd 100%);
            padding: 25px 30px;
            margin: 20px 0;
            border-radius: 8px;
            border-left: 4px solid #1986ad;
        }

        .transition-section p {
            margin-bottom: 12px;
        }

        {% if links %}
        .links-section {
            background-color: #fff;
            padding: 30px;
            margin: 20px 0;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 8px 20px;
            margin-bottom: 25px;
        }

        .links-section li {
            padding: 5px 0;
        }

        .links-section a {
            color: #327388;
            text-decoration: none;
            display: block;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
            position: relative;
            padding-left: 20px;
        }

        .links-section a:before {
            content: "›";
            position: absolute;
            left: 5px;
            color: #1986ad;
            font-weight: bold;
        }

        .links-section a:hover {
            background-color: #dcf7ff;
            color: #1986ad;
            padding-left: 25px;
        }
        {% endif %}

        footer {
            background: linear-gradient(to bottom, #58b3d3 0%, #1986ad 100%);
            color: #fff;
            padding: 25px 30px;
            margin-top: 40px;
            text-align: center;
            font-size: 0.9em;
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            body {
                font-size: 14px;
            }

            h1 {
                font-size: 1.6em;
            }

            h2 {
                font-size: 1.3em;
            }

            h3 {
                font-size: 1.1em;
            }

            article {
                padding: 20px;
            }

            .transition-section {
                padding: 20px;
            }

            {% if links %}
            .links-section {
                padding: 20px;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 5px;
            }
            {% endif %}
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 10px;
            }

            h1 {
                font-size: 1.4em;
                padding: 10px 0;
            }

            article {
                padding: 15px;
            }

            .transition-section {
                padding: 15px;
            }

            {% if links %}
            .links-section {
                padding: 15px;
            }
            {% endif %}
        }