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

        body {
            font-family: Verdana, Arial, Helvetica, sans-serif;
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.6;
            margin: 0;
            padding: 0;
        }

        header {
            background: linear-gradient(135deg, #2b4576 0%, #1a2d4f 100%);
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .header-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;
            letter-spacing: 1px;
        }

        nav {
            background-color: #fff;
            border-bottom: 3px solid #2b4576;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }

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

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

        nav ul li {
            margin: 0;
        }

        nav ul li a {
            display: block;
            padding: 12px 18px;
            color: #2b4576;
            text-decoration: none;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.3s ease;
            border-bottom: 3px solid transparent;
        }

        nav ul li a:hover {
            background-color: #f0f4f8;
            border-bottom-color: #07519a;
            color: #07519a;
        }

        .container {
            max-width: 1200px;
            margin: 30px auto;
            padding: 0 20px;
        }

        h1 {
            font-size: 36px;
            color: #2b4576;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 3px solid #07519a;
            font-weight: bold;
            line-height: 1.3;
        }

        article {
            background: #fff;
            padding: 40px;
            margin-bottom: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.08);
        }

        article p {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
            color: #444;
        }

        article h2 {
            font-size: 26px;
            color: #2b4576;
            margin-top: 30px;
            margin-bottom: 15px;
            font-weight: bold;
        }

        article h3 {
            font-size: 20px;
            color: #07519a;
            margin-top: 25px;
            margin-bottom: 12px;
            font-weight: bold;
        }

        article h4 {
            font-size: 16px;
            color: #2b4576;
            margin-top: 20px;
            margin-bottom: 10px;
            font-weight: bold;
        }

        article ul, article ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }

        article li {
            margin-bottom: 8px;
            font-size: 14px;
            color: #444;
        }

        .transition-section {
            background: #fff;
            padding: 30px 40px;
            margin-bottom: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.08);
            border-left: 5px solid #07519a;
        }

        .transition-section p {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 15px;
            color: #444;
        }

        .links-section {
            background: #fff;
            padding: 40px;
            border-radius: 8px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.08);
            margin-bottom: 30px;
        }

        .links-section h2 {
            font-size: 28px;
            color: #2b4576;
            margin-bottom: 25px;
            font-weight: bold;
        }

        .links-section h3 {
            font-size: 18px;
            color: #07519a;
            margin-top: 25px;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #e0e0e0;
            font-weight: bold;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px 30px;
            margin-bottom: 25px;
        }

        .links-section ul li {
            padding-left: 20px;
            position: relative;
        }

        .links-section ul li:before {
            content: "▸";
            position: absolute;
            left: 0;
            color: #07519a;
            font-weight: bold;
        }

        .links-section ul li a {
            color: #07519a;
            text-decoration: none;
            font-size: 13px;
            transition: all 0.3s ease;
            display: inline-block;
        }

        .links-section ul li a:hover {
            color: #2b4576;
            text-decoration: underline;
            padding-left: 5px;
        }

        footer {
            background: linear-gradient(135deg, #1a2d4f 0%, #2b4576 100%);
            color: #fff;
            padding: 30px 0;
            margin-top: 50px;
            box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
        }

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

        footer p {
            font-size: 12px;
            margin-bottom: 10px;
        }

        footer a {
            color: #fff;
            text-decoration: underline;
            font-size: 12px;
            margin: 0 8px;
        }

        footer a:hover {
            color: #add8e6;
        }

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

            nav ul li {
                border-bottom: 1px solid #e0e0e0;
            }

            nav ul li:last-child {
                border-bottom: none;
            }

            nav ul li a {
                padding: 12px 15px;
            }

            h1 {
                font-size: 28px;
            }

            article {
                padding: 25px;
            }

            article h2 {
                font-size: 22px;
            }

            article h3 {
                font-size: 18px;
            }

            .transition-section {
                padding: 20px 25px;
            }

            .links-section {
                padding: 25px;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .links-section h2 {
                font-size: 24px;
            }

            .links-section h3 {
                font-size: 16px;
            }
        }

        @media (max-width: 480px) {
            .logo {
                font-size: 24px;
            }

            h1 {
                font-size: 24px;
            }

            article {
                padding: 20px;
            }

            article p, article li {
                font-size: 13px;
            }

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

            .links-section {
                padding: 20px;
            }

            .links-section ul li a {
                font-size: 12px;
            }
        }