fix LB sorting

tournaments/models/round.py

@@ -68,7 +68,7 @@ class Round(models.Model):
 
         # Recursively fetch matches from child rounds
         # Sort children by depth in ascending order (deeper rounds last)
-        sorted_children = sorted(self.children.all(), key=lambda child: child.get_depth())
+        sorted_children = sorted(self.children.all(), key=lambda child: (child.index, child.get_depth()))
 
         for child_round in sorted_children:
             matches.extend(child_round.get_matches_recursive(hide_empty_matches))