* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .container {
            background: white;
            border-radius: 10px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            padding: 60px 40px;
            text-align: center;
            max-width: 600px;
            width: 100%;
        }
        
        h1 {
            color: #333;
            font-size: 2.5em;
            margin-bottom: 20px;
            font-weight: 700;
        }
        
        .subtitle {
            color: #666;
            font-size: 1.2em;
            margin-bottom: 30px;
        }
        
        .logo {
            font-size: 4em;
            margin-bottom: 20px;
        }
        
        .description {
            color: #555;
            line-height: 1.6;
            margin-bottom: 30px;
        }
        
        .footer {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 1px solid #e0e0e0;
            color: #999;
            font-size: 0.9em;
        }
        
        .footer a {
            color: #667eea;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer a:hover {
            color: #764ba2;
        }