:root { 
            --light-pink: #fce4ec;
            --soft-gray: #f8f9fa;
            --border-color: #e0c3cb;
        }
        .cycle-canvas {
            background: #ffffff;
            border-radius: 16px;
            border: 1px solid #f0d9df;
            margin-top: 1.2rem;
            width: 100%;
            height: auto;
        }
        .disclaimer {
            background: #fff3cd;
            border-left: 4px solid #ffc107;
            padding: 1rem;
            border-radius: 12px;
            font-size: 0.85rem;
            margin: 1rem 0;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 0.75rem;
            font-size: 0.8rem;
        }
        .legend-color {
            width: 18px;
            height: 18px;
            display: inline-block;
            border-radius: 4px;
            margin-right: 6px;
        } 
        .limitation-box {
            background: #f0f4fa;
            border-left: 4px solid #6c757d;
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 12px;
            font-size: 0.9rem;
        }