* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            background-color: #f4f6f9;
            color: #333;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }
        .card {
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
            max-width: 500px;
            width: 100%;
            padding: 32px;
            text-align: center;
        }
        .status-badge {
            display: inline-block;
            background-color: #e6f4ea;
            color: #137333;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            margin-bottom: 20px;
        }
        h1 {
            font-size: 24px;
            margin-bottom: 12px;
            color: #1a1a1a;
        }
        p {
            color: #666;
            font-size: 15px;
            line-height: 1.6;
            margin-bottom: 24px;
        }
        .info-box {
            background-color: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 8px;
            padding: 16px;
            font-size: 13px;
            color: #555;
            text-align: left;
            margin-bottom: 24px;
            font-family: monospace;
        }
        button {
            background-color: #0066cc;
            color: white;
            border: none;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        button:hover {
            background-color: #0052a3;
        }