update

app.py

@@ -299,11 +299,11 @@ def plot_f1_vs_features(selected_feats: List[str], max_depth: int, n_total: int,
             title=f"Depth vs Features (n={n_total})",
             template="plotly_white",
             height=600,
-            margin=dict(l=40, r=10, t=60, b=80),
+            margin=dict(l=40, r=10, t=60, b=60),
             legend=dict(orientation="h", y=-0.2),
             uirevision="keep-zoom"
         )
-        fig_depth.update_xaxes(title_text="# of features", tickmode="array",
+        fig_depth.update_xaxes(tickmode="array",
                                tickvals=ks, ticktext=x_labels, tickangle=-30)
         y_min = max(0, np.nanmin(d_lo) if np.isfinite(np.nanmin(d_lo)) else 0)
         y_max = np.nanmax(d_hi) if np.isfinite(np.nanmax(d_hi)) else None