                          display: true,
                            position: 'left',
                            title: {
                                display: true,
                                text: 'Revenue (€)',
                                color: '#3B82F6',
                                font: { size: 12, weight: 'bold' }
                            },
                            ticks: { 
                                color: '#ffffff',
                                font: { size: 11 }