.unit-select-group {
            margin-bottom: 1rem;
        }
        .canvas-container {
            background: #f8fafc;
            border-radius: 12px;
            padding: 1rem;
            text-align: center;
            border: 1px solid #e2e8f0;
        }
        .cbm-canvas {
            width: 100%;
            max-width: 380px;
            height: auto;
            background: #ffffff;
            border-radius: 8px;
            box-shadow: 0 2px 6px rgba(0,0,0,0.05);
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 1.2rem;
            margin-top: 0.5rem;
            font-size: 0.8rem;
        }
        .legend-color {
            width: 14px;
            height: 14px;
            background: #2c7da0;
            border-radius: 2px;
            display: inline-block;
            margin-right: 0.3rem;
        }
        .insight-badge {
            background: #e9ecef;
            border-radius: 30px;
            padding: 0.2rem 0.8rem;
            font-size: 0.8rem;
            font-weight: 500;
        }
        .authority-note a {
            text-decoration: none;
        }
        .weight-unit-group {
            display: flex;
            gap: 0.5rem;
        }
        .weight-unit-group select {
            flex: 0.4;
        }