Update app.py

app.py

@@ -26,7 +26,7 @@ MODEL_FALLBACKS = [MODELS_DIR / "model.joblib", MODELS_DIR / "model.pkl"]
 COLORS = {"pred": "#1f77b4", "actual": "#f2b702", "ref": "#5a5a5a"}
 
 # ---- Plot sizing controls ----
-CROSS_W = 150; CROSS_H = 150      # square cross-plot
+CROSS_W = 350; CROSS_H = 350      # square cross-plot
 TRACK_W = 400; TRACK_H = 950      # log-strip style
 FONT_SZ  = 15
 PLOT_COLS = [30, 1, 20]           # left • spacer • right
@@ -376,7 +376,7 @@ if st.session_state.app_step == "intro":
 # =========================
 if st.session_state.app_step == "dev":
     st.sidebar.header("Case Building")
-    up = st.sidebar.file_uploader("Upload Train/Test Excel", type=["xlsx","xls"])
+    up = st.sidebar.file_uploader("Upload Your Data File", type=["xlsx","xls"])
     if up is not None:
         st.session_state.dev_file_bytes = up.getvalue()
         st.session_state.dev_file_name = up.name