diff --git a/.gitignore b/.gitignore
index 35a7cd6..c1677e2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -77,3 +77,6 @@ nul
 # Competitor analysis (local only)
 Concorrente/
 docker-compose.override.yml
+
+# Subagent-driven development scratch: ledger, briefs, review packages
+.superpowers/