 background-color: #f8f9fa;
        }
        .main-container {
            width: 100%;
            margin: 0;
            background-color: white;
            padding: 20px;
            min-height: 100vh;
        }
        .header-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 20px;
        }
        .item-info-card {
            background-color: #f8f9fa;
 