.performance-badge {
            display: inline-block;
            padding: 0.3rem 1rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 0.5rem;
        }
        .badge-excellent { background-color: #28a745; color: white; }
        .badge-good { background-color: #17a2b8; color: white; }
        .badge-average { background-color: #ffc107; color: #212529; }
        .badge-poor { background-color: #dc3545; color: white; }
        .gauge-container {
            background: #f8f9fa;
            border-radius: 16px;
            padding: 1rem;
            margin: 1rem 0;
            text-align: center;
        }
        .power-weight-canvas {
            width: 100%;
            max-width: 500px;
            background: #ffffff;
            border-radius: 12px;
            margin: 0 auto;
            display: block;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .vehicle-compare {
            background-color: #f0f4f8;
            border-radius: 20px;
            padding: 1.2rem;
            margin: 1.5rem 0;
        }
        .legend-indicator {
            width: 20px;
            height: 12px;
            display: inline-block;
            border-radius: 4px;
            margin-right: 6px;
        }
        .case-study-card {
            border-left: 4px solid var(--primary-color);
        } 
        .result-panel {
            background: white;
            border-radius: 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            padding: 1.2rem;
        }
        .unit-hint {
            font-size: 0.75rem;
            color: #6c757d;
            margin-top: 4px;
        }