* {
            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-color: #f5f5f5;
        }

        .header {
            background: linear-gradient(135deg, #20afe0 0%, #1a8db8 100%);
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

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

        .logo {
            color: #fff;
            font-size: 32px;
            font-weight: bold;
            text-decoration: none;
            display: inline-block;
            margin-bottom: 15px;
        }

        .main-nav {
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 0;
            margin-top: 15px;
        }

        .main-nav ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            padding: 0;
        }

        .main-nav li {
            flex: 1 1 auto;
            min-width: 120px;
        }

        .main-nav a {
            display: block;
            color: #fff;
            text-decoration: none;
            padding: 12px 15px;
            text-align: center;
            transition: background-color 0.3s ease;
            font-size: 14px;
        }

        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.2);
        }

        .main-content {
            background-color: #fff;
            max-width: 1200px;
            margin: 30px auto;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
        }

        h1 {
            color: #20afe0;
            font-size: 36px;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 3px solid #20afe0;
        }

        article {
            margin-bottom: 40px;
        }

        article h2 {
            color: #1a8db8;
            font-size: 28px;
            margin-top: 30px;
            margin-bottom: 15px;
        }

        article h3 {
            color: #333;
            font-size: 22px;
            margin-top: 25px;
            margin-bottom: 12px;
        }

        article p {
            margin-bottom: 15px;
            font-size: 16px;
            line-height: 1.8;
            text-align: justify;
        }

        .transition-section {
            background-color: #f9f9f9;
            padding: 30px;
            border-radius: 8px;
            margin: 40px 0;
            border-left: 4px solid #20afe0;
        }

        .transition-section p {
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 15px;
        }

        {% if links %}
        .links-section {
            background: linear-gradient(135deg, #f0f9fc 0%, #e6f5fa 100%);
            padding: 40px;
            border-radius: 10px;
            margin-top: 40px;
            border: 2px solid #20afe0;
        }

        .links-section h3 {
            color: #20afe0;
            font-size: 24px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #20afe0;
        }

        .links-section ul {
            list-style: none;
            column-count: 2;
            column-gap: 40px;
            margin-bottom: 30px;
        }

        .links-section li {
            margin-bottom: 12px;
            break-inside: avoid;
        }

        .links-section a {
            color: #1a8db8;
            text-decoration: none;
            font-size: 16px;
            display: inline-block;
            padding: 5px 0;
            transition: all 0.3s ease;
            position: relative;
        }

        .links-section a:before {
            content: "→ ";
            color: #20afe0;
            font-weight: bold;
            margin-right: 5px;
        }

        .links-section a:hover {
            color: #20afe0;
            padding-left: 10px;
        }
        {% endif %}

        .footer {
            background-color: #20afe0;
            color: #fff;
            padding: 30px 0;
            margin-top: 50px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            text-align: center;
        }

        .footer-menu {
            list-style: none;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 20px;
            gap: 20px;
        }

        .footer-menu a {
            color: #fff;
            text-decoration: none;
            font-size: 14px;
            transition: opacity 0.3s ease;
        }

        .footer-menu a:hover {
            opacity: 0.8;
        }

        .footer-text {
            font-size: 14px;
            line-height: 1.6;
            margin-top: 15px;
        }

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

            .main-nav li {
                min-width: 100%;
            }

            .main-content {
                padding: 25px;
                margin: 20px 10px;
            }

            h1 {
                font-size: 28px;
            }

            article h2 {
                font-size: 24px;
            }

            article h3 {
                font-size: 20px;
            }

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

            .links-section ul {
                column-count: 1;
            }
            {% endif %}

            .footer-menu {
                flex-direction: column;
                gap: 10px;
            }

            .logo {
                font-size: 24px;
            }
        }

        @media (max-width: 480px) {
            .main-content {
                padding: 20px;
            }

            h1 {
                font-size: 24px;
            }

            article p {
                font-size: 15px;
            }
        }