diff --git a/src/vgrout/train.py b/src/vgrout/train.py
index 4e0bf76..2614d24 100644
--- a/src/vgrout/train.py
+++ b/src/vgrout/train.py
@@ -471,10 +471,13 @@ def main(cfg: Config) -> int:
             # Routing band from the pairs (against the FINAL v_grad, so a Haar override
             # collapses the band -- the real-vs-random discriminator).
             route_band = route_band_edges(raw_grads, v_grad, device)
-            _mean_bw = sum(hi - lo for lo, hi in route_band.values()) / len(route_band)
+            _mean_lo = sum(lo for lo, _ in route_band.values()) / len(route_band)
+            _mean_hi = sum(hi for _, hi in route_band.values()) / len(route_band)
+            _mean_bw = _mean_hi - _mean_lo
             logger.info(f"routeV band: edges from {len(route_band)} modules, "
-                        f"mean width(upper-lower)={_mean_bw:+.3f} "
-                        f"(>0 = pairs separate; ~0 = random/degenerate)")
+                        f"mean lower(min clean cos)={_mean_lo:+.3f}, mean upper(max hack cos)={_mean_hi:+.3f}, "
+                        f"mean width={_mean_bw:+.3f} (>0 = pairs separate; ~0 = random/degenerate). "
+                        f"Live cos below lower -> kept; above upper -> routed; between -> ramps (frout).")
             # On a REAL v_grad the band must open (hack pairs align more than clean).
             # A collapsed/inverted real band = broken extraction silently mimicking the
             # random control -> fail loud. The Haar control is allowed to collapse.