Upload app.py

src/app.py

@@ -152,6 +152,9 @@ if hasattr(st.session_state, "analysis_done") and st.session_state.analysis_done
     ax.grid(True, alpha=0.3, linestyle="--")
     ax.tick_params(labelsize=12)
 
+    # Invert y-axis (settlement goes down)
+    ax.invert_yaxis()
+
     # Add final settlement annotation
     final_settlement = st.session_state.settlement[-1]
     ax.axhline(