diff --git a/.gitignore b/.gitignore
index 1ee5643d57..7d9dc16904 100644
--- a/.gitignore
+++ b/.gitignore
@@ -79,3 +79,6 @@ ailogger-output.log
 
 # local git worktree checkouts (not source) — keeps oxfmt/oxlint from descending into them
 .worktrees/
+
+# local planning/design docs, not committed
+**/docs/superpowers/