.result-value-lg {
            font-size: 2rem;
            font-weight: 600;
            font-family: 'Courier New', monospace;
            background-color: #f8f9fa;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            display: inline-block;
        }
        .sigfig-badge {
            font-family: monospace;
            background: #e9ecef;
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            font-size: 0.85rem;
        }
        .rule-card {
            background-color: #fef9e6;
            border-left: 5px solid #f0ad4e;
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 8px;
        }
        .info-icon {
            color: #0d6efd;
            margin-right: 0.5rem;
        }
        .example-table td, .example-table th {
            padding: 0.5rem;
            border-bottom: 1px solid #dee2e6;
        }