.gauge-container {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 15px;
            text-align: center;
            margin-top: 20px;
        }
        #ffmiGaugeCanvas {
            background: #ffffff;
            border-radius: 8px;
            width: 100%;
            height: auto;
            max-width: 500px;
            margin: 0 auto;
            display: block;
        }
        .interpretation-badge {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 30px;
            display: inline-block;
            margin-top: 10px;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 10px;
            font-size: 0.8rem;
        }
        .legend-color {
            width: 16px;
            height: 16px;
            display: inline-block;
            border-radius: 4px;
        }