diff --git a/.gitignore b/.gitignore
index b8ba3fd..e4b6398 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,3 +25,10 @@ test_recovery/
 
 # Честный знак session export (tokens — never commit)
 chzn_session.json
+
+# Build output: rebuilt from sources, never belongs in history
+binaries/
+test.exe
+
+# Reference material kept locally, not in the repo
+*.pdf