.unit-badge {
            font-size: 0.8rem;
            background-color: #e9ecef;
            border-radius: 12px;
            padding: 2px 8px;
            margin-left: 8px;
        }
        .insight-card {
            background: #f8f9fa;
            border-radius: 16px;
            padding: 1.2rem;
            margin-top: 1rem;
        }
        .corrosion-bar {
            background: linear-gradient(90deg, #dc3545, #ffc107, #198754);
            height: 12px;
            border-radius: 12px;
            width: 100%;
            margin: 1rem 0;
        }
        .legend-inline {
            display: flex;
            gap: 1rem;
            justify-content: center;
            font-size: 0.85rem;
        }
        .reference-badge {
            font-size: 0.75rem;
            background-color: #e2e3e5;
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            display: inline-block;
        }
        .input-group-custom {
            margin-bottom: 0.8rem;
        }
        hr.divider {
            margin: 1.5rem 0;
        }
        .accordion-button:not(.collapsed) {
            background-color: #e7f1ff;
            color: #0c63e4;
        }