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

        body {
            font-family: Helvetica, Arial, Verdana, Tahoma, sans-serif;
            font-size: 12px;
            color: #676767;
            background-color: #fff;
            line-height: 1.6;
        }

        .container {
            max-width: 996px;
            margin: 0 auto;
            background: #fff;
        }

        header {
            background: #f9f9f9;
            border-bottom: 1px solid #e0e0e0;
            padding: 0;
        }

        .header-top {
            background: #21374c;
            height: 43px;
            border-bottom: 1px solid #cad2db;
        }

        .header-banner {
            background: linear-gradient(to right, #0072bc, #00adee);
            height: 120px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
        }

        .header-title {
            color: #fff;
            font-size: 24px;
            font-weight: normal;
            flex: 1;
        }

        .header-logo {
            width: 269px;
            height: 112px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
        }

        nav {
            background: #f6f6f6;
            border-bottom: 1px solid #b8babd;
            min-height: 25px;
        }

        .main-content {
            padding: 20px 15px;
            max-width: 100%;
        }

        h1 {
            color: #3d0021;
            font-size: 24px;
            font-weight: normal;
            border-bottom: 1px solid #e5e5e5;
            padding-bottom: 10px;
            margin-bottom: 20px;
        }

        article {
            color: #666;
            font-size: 13px;
            line-height: 1.8;
            margin-bottom: 30px;
        }

        article p {
            margin-bottom: 15px;
        }

        article h2 {
            color: #3d0021;
            font-size: 18px;
            font-weight: normal;
            margin: 25px 0 15px;
            border-bottom: 1px dotted #ccc;
            padding-bottom: 8px;
        }

        article h3 {
            color: #5b417d;
            font-size: 16px;
            font-weight: normal;
            margin: 20px 0 12px;
        }

        article h4 {
            color: #000;
            font-size: 14px;
            font-weight: bold;
            margin: 15px 0 10px;
        }

        .transition-section {
            background: #faf9fb;
            padding: 15px;
            margin: 30px 0;
            border-left: 3px solid #e1d4b6;
        }

        .links-section {
            background: #fffdf6;
            border: 1px solid #e9e2f0;
            padding: 20px;
            margin-top: 30px;
        }

        .links-section h3 {
            color: #3d0021;
            font-size: 15px;
            font-weight: bold;
            margin: 20px 0 12px;
            padding-bottom: 5px;
            border-bottom: 1px solid #e1d4b6;
        }

        .links-section h3:first-child {
            margin-top: 0;
        }

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

        .links-section li {
            padding: 5px 0 5px 15px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="6" height="6"><circle cx="3" cy="3" r="2" fill="%23e1d4b6"/></svg>') no-repeat 0 12px;
            break-inside: avoid;
            page-break-inside: avoid;
        }

        .links-section a {
            color: #666;
            text-decoration: none;
            display: inline-block;
            transition: color 0.2s;
        }

        .links-section a:hover {
            color: #3d0021;
            text-decoration: underline;
        }

        footer {
            background: #f9f9f9;
            border-top: 5px solid #d5be99;
            margin-top: 40px;
            padding: 20px 15px;
        }

        .footer-content {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            max-width: 996px;
            margin: 0 auto;
        }

        .footer-col {
            flex: 1;
            min-width: 200px;
        }

        .footer-col h4 {
            color: #5f3a00;
            font-size: 13px;
            margin-bottom: 10px;
        }

        .footer-text {
            color: #747474;
            font-size: 11px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .header-banner {
                flex-direction: column;
                height: auto;
                padding: 20px;
                text-align: center;
            }

            .header-title {
                font-size: 18px;
                margin-bottom: 15px;
            }

            .header-logo {
                width: 200px;
                height: 80px;
            }

            h1 {
                font-size: 20px;
            }

            article h2 {
                font-size: 16px;
            }

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

            .footer-content {
                flex-direction: column;
            }
        }

        @media (max-width: 480px) {
            .main-content {
                padding: 15px 10px;
            }

            h1 {
                font-size: 18px;
            }

            article {
                font-size: 12px;
            }

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