diff --git a/.gitignore b/.gitignore
index 1dc68ce7..32d0649e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -67,3 +67,8 @@ Gemini Starter.rtf
 tests/.tmp/
 tests/reports/*
 !tests/reports/.gitkeep
+
+# Claude Code agent scratch — worktrees are embedded repos that, if committed
+# via `git add -A`, produce confusing partial-checkout behavior on clones.
+.claude/worktrees/
+.claude/scheduled_tasks.lock