* {
            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, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            border-radius: 15px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            overflow: hidden;
        }

        header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: #fff;
            padding: 60px 40px;
            text-align: center;
            position: relative;
        }

        header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #ffd89b 0%, #19547b 100%);
        }

        h1 {
            font-size: 3.5em;
            font-weight: 700;
            text-transform: lowercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
        }

        .main-content {
            padding: 60px 40px;
        }

        article {
            margin-bottom: 50px;
        }

        article h2 {
            color: #667eea;
            font-size: 2em;
            margin: 30px 0 15px 0;
            padding-bottom: 10px;
            border-bottom: 3px solid #764ba2;
        }

        article h3 {
            color: #764ba2;
            font-size: 1.5em;
            margin: 25px 0 12px 0;
        }

        article h4 {
            color: #333;
            font-size: 1.2em;
            margin: 20px 0 10px 0;
        }

        article p {
            margin-bottom: 20px;
            font-size: 1.1em;
            line-height: 1.8;
            color: #555;
        }

        article ul, article ol {
            margin: 20px 0 20px 30px;
        }

        article li {
            margin-bottom: 10px;
            color: #555;
        }

        .transition-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            padding: 40px;
            margin: 40px 0;
            border-radius: 10px;
            border-left: 5px solid #667eea;
        }

        .transition-section p {
            font-size: 1.1em;
            line-height: 1.8;
            color: #444;
            margin-bottom: 15px;
        }

        {% if links %}
        .links-section {
            background: #f9f9f9;
            padding: 50px 40px;
            border-top: 4px solid #667eea;
        }

        .links-section h2 {
            color: #667eea;
            font-size: 2.2em;
            margin-bottom: 30px;
            text-align: center;
        }

        .links-section h3 {
            color: #764ba2;
            font-size: 1.6em;
            margin: 30px 0 15px 0;
            padding-bottom: 8px;
            border-bottom: 2px solid #ddd;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px 30px;
            margin-bottom: 40px;
        }

        .links-section li {
            padding: 0;
        }

        .links-section a {
            color: #667eea;
            text-decoration: none;
            font-size: 1.05em;
            display: inline-block;
            transition: all 0.3s ease;
            padding: 5px 0;
            position: relative;
        }

        .links-section a::before {
            content: '→ ';
            opacity: 0;
            transform: translateX(-10px);
            transition: all 0.3s ease;
        }

        .links-section a:hover {
            color: #764ba2;
            transform: translateX(5px);
        }

        .links-section a:hover::before {
            opacity: 1;
            transform: translateX(0);
        }
        {% endif %}

        footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 30px 40px;
            text-align: center;
            font-size: 0.95em;
        }

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

            header {
                padding: 40px 25px;
            }

            h1 {
                font-size: 2.2em;
                letter-spacing: 1px;
            }

            .main-content {
                padding: 30px 25px;
            }

            article h2 {
                font-size: 1.6em;
            }

            article h3 {
                font-size: 1.3em;
            }

            article p {
                font-size: 1em;
            }

            .transition-section {
                padding: 25px;
                margin: 25px 0;
            }

            {% if links %}
            .links-section {
                padding: 30px 25px;
            }

            .links-section h2 {
                font-size: 1.8em;
            }

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

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            {% endif %}

            footer {
                padding: 25px 20px;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.8em;
            }

            article h2 {
                font-size: 1.4em;
            }

            .links-section h2 {
                font-size: 1.5em;
            }
        }