.result-value-lg {
            font-weight: 600;
            color: var(--primary-color);
            font-size: 1.8rem;
        }
        .circuit-canvas {
            background: #fefefe;
            border: 1px solid #ddd;
            border-radius: 12px;
            width: 100%;
            height: auto;
            background-color: #fcfcfc;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 0.5rem;
            font-size: 0.8rem;
        }
        .legend-color {
            width: 16px;
            height: 16px;
            display: inline-block;
            border-radius: 2px;
            margin-right: 4px;
        }
        .unit-note {
            font-size: 0.85rem;
            color: #5e6f8d;
        }
        .mode-selector {
            display: flex;
            gap: 1rem;
            margin: 1rem 0;
        }
        .mode-btn {
            flex: 1;
            text-align: center;
            background: #e9ecef;
            border: none;
            padding: 8px;
            border-radius: 30px;
            font-weight: 500;
            transition: all 0.2s;
        }
        .mode-btn.active {
            background: var(--primary-color);
            color: white;
        }
        .param-group {
            border-top: 1px solid #dee2e6;
            padding-top: 1rem;
            margin-top: 0.5rem;
        }
        .calibration-tip {
            background-color: #eef6e6;
            border-left: 4px solid #2e7d32;
            padding: 0.8rem 1rem;
            margin: 1rem 0;
            border-radius: 6px;
        }