Update src/streamlit_app.py

src/streamlit_app.py

@@ -1496,26 +1496,26 @@ elif len(st.session_state.batch_results) > 0:
 
                 # Display non-editable totals row immediately below (looks integrated)
                 if len(edited_df) > 0:
-                    total_amount = edited_df["Amount"].sum()
-                    total_tax = edited_df["Tax"].sum()
-                    total_line_total = edited_df["Line Total"].sum()
-
-                    # Create totals display - styled to look like part of the table (no currency symbols)
+                    # Use clean_float so weird types (lists, strings, etc.) don't break things
+                    total_amount = sum(clean_float(v) for v in edited_df["Amount"])
+                    total_tax = sum(clean_float(v) for v in edited_df["Tax"])
+                    total_line_total = sum(clean_float(v) for v in edited_df["Line Total"])
+                
                     totals_df = pd.DataFrame([{
                         "Description": "──── TOTAL ────",
                         "Quantity": "",
                         "Unit Price": "",
                         "Amount": f"{total_amount:,.2f}",
-                        "IO Number/Cost Centre": "",  # Empty for totals row
+                        "IO Number/Cost Centre": "",
                         "Tax": f"{total_tax:,.2f}",
                         "Line Total": f"{total_line_total:,.2f}"
                     }])
-
+                
                     st.dataframe(
                         totals_df,
-                        use_container_width=True,
+                        width="stretch",          # <- see note below
                         hide_index=True,
-                        height=38  # Single row height
+                        height=38
                     )
                     
                     # Add spacing before save button to prevent overlap