Update utils/formatters.py

utils/formatters.py

@@ -453,13 +453,15 @@ def create_trend_line_chart(data: Dict) -> go.Figure:
             title='Monthly Spending & Rewards Trends',
             xaxis=dict(title='Month'),
             yaxis=dict(
-                title='Spending ($)',
-                titlefont=dict(color='#667eea'),
-                tickfont=dict(color='#667eea')
-            ),
+                        title=dict(
+                            text='Spending ($)',
+                            font=dict(size=14, color='#667eea')
+                        ),
+                        tickfont=dict(color='#667eea')
+                    ),
             yaxis2=dict(
-                title='Rewards ($)',
-                titlefont=dict(color='#38ef7d'),
+                title=dict(text='Rewards ($)',
+                font=dict(size=14, color='#38ef7d')),
                 tickfont=dict(color='#38ef7d'),
                 overlaying='y',
                 side='right'