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<head>
    <title>Struts2 Scaffold</title>
    <style>
        body { font-family: Arial, sans-serif; max-width: 800px; margin: 50px auto; padding: 20px; text-align: center; }
        h1 { color: #e74c3c; font-size: 2.5em; }
        .links { margin: 30px 0; }
        .links a { display: inline-block; background: #3498db; color: white; padding: 15px 30px; margin: 10px; text-decoration: none; border-radius: 5px; }
        .links a:hover { background: #2980b9; }
        .links a.learn { background: #2ecc71; }
        .links a.learn:hover { background: #27ae60; }
        .info { color: #7f8c8d; margin-top: 40px; }
    </style>
</head>
<body>
    <h1>🚀 Struts2 Scaffold</h1>
    <p>Struts2 学习脚手架已启动！</p>
    
    <div class="links">
        <a href="learn" class="learn">📚 学习中心</a>
    </div>
    
    <div class="links">
        <a href="hello">Hello 示例</a>
        <a href="calc">计算器</a>
        <a href="user">用户管理</a>
    </div>
    
    <p class="info">Powered by Struts2 + Jetty</p>
</body>
</html>