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

        body {
            font-family: Arial, Helvetica, sans-serif;
            color: #666;
            background: #f4f4f4;
            line-height: 1.6;
            font-size: 14px;
        }

        .container {
            max-width: 1000px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }

        header {
            background: linear-gradient(to bottom, #5ba3db 0%, #4B92DB 100%);
            padding: 20px;
            text-align: center;
            border-bottom: 4px solid #377eb5;
        }

        header h1 {
            color: #fff;
            font-size: 28px;
            font-weight: normal;
            text-transform: uppercase;
            margin: 0;
            padding: 10px 0;
        }

        .content-wrapper {
            padding: 40px 30px;
        }

        article {
            margin-bottom: 40px;
        }

        article h2 {
            color: #4B92DB;
            font-size: 20px;
            margin: 25px 0 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #e0e0e0;
            font-weight: normal;
        }

        article h3 {
            color: #134D70;
            font-size: 18px;
            margin: 20px 0 12px;
            font-weight: normal;
        }

        article h4 {
            color: #448EC1;
            font-size: 16px;
            margin: 18px 0 10px;
            font-weight: bold;
        }

        article p {
            margin: 12px 0;
            text-align: justify;
            line-height: 1.8;
            color: #666;
        }

        article ul,
        article ol {
            margin: 15px 0 15px 25px;
            line-height: 1.8;
        }

        article li {
            margin: 8px 0;
        }

        article a {
            color: #4B92DB;
            text-decoration: none;
        }

        article a:hover {
            text-decoration: underline;
        }

        .transition-section {
            background: #f9f9f9;
            padding: 25px;
            margin: 30px 0;
            border-left: 4px solid #4B92DB;
            border-radius: 3px;
        }

        .transition-section p {
            color: #666;
            line-height: 1.8;
            margin: 10px 0;
        }

        .links-section {
            background: #fff;
            padding: 35px 25px;
            margin: 30px 0 0;
            border-top: 3px solid #4B92DB;
        }

        .links-section h2 {
            color: #4B92DB;
            font-size: 22px;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e0e0e0;
            text-transform: uppercase;
            font-weight: normal;
        }

        .links-section h3 {
            color: #134D70;
            font-size: 17px;
            margin: 25px 0 15px;
            padding-left: 12px;
            border-left: 3px solid #F8991D;
            font-weight: normal;
        }

        .links-section ul {
            list-style: none;
            column-count: 2;
            column-gap: 30px;
            margin: 0 0 20px 0;
        }

        .links-section li {
            break-inside: avoid;
            padding: 8px 0;
            border-bottom: 1px dotted #ddd;
        }

        .links-section li:last-child {
            border-bottom: none;
        }

        .links-section a {
            color: #4B92DB;
            text-decoration: none;
            display: block;
            padding-left: 18px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="8" height="8"><circle cx="4" cy="4" r="3" fill="%23F8991D"/></svg>') left 6px no-repeat;
            line-height: 1.6;
            transition: all 0.3s ease;
        }

        .links-section a:hover {
            color: #F8991D;
            padding-left: 22px;
        }

        footer {
            background: #4B92DB;
            color: #fff;
            text-align: center;
            padding: 25px 20px;
            margin-top: 40px;
        }

        footer p {
            margin: 8px 0;
            font-size: 13px;
        }

        @media screen and (max-width: 768px) {
            .content-wrapper {
                padding: 25px 20px;
            }

            header h1 {
                font-size: 22px;
            }

            article h2 {
                font-size: 18px;
            }

            article h3 {
                font-size: 16px;
            }

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

            .links-section {
                padding: 25px 15px;
            }

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

        @media screen and (max-width: 480px) {
            header {
                padding: 15px 10px;
            }

            header h1 {
                font-size: 20px;
            }

            .content-wrapper {
                padding: 20px 15px;
            }

            article h2 {
                font-size: 17px;
            }

            article p {
                font-size: 13px;
            }

            .links-section h2 {
                font-size: 18px;
            }

            .links-section h3 {
                font-size: 15px;
            }
        }