Update app.py

app.py

@@ -194,7 +194,10 @@ def render_dashboard():
     
     date_range = st.sidebar.date_input(
         "Select Date Range", 
-        [data['Date'].min(), data['Date'].max()]
+        filtered_data = data[
+    (data['Category'].isin(selected_categories)) & 
+    (data['Date'].dt.date.between(date_range[0], date_range[1]))
+]
     )
     
     # Filter Data