diff --git a/.gitignore b/.gitignore
index 56900b9..6bde221 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,3 +61,6 @@ pnpm-debug.log*
 
 # Template setup history — preserved locally, invisible to fresh clones.
 .archive/
+
+# Scratch / working notes — local only, never committed.
+.tmp/