diff --git a/.gitignore b/.gitignore
index d504fda..2c4b1e5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -92,6 +92,14 @@ MOMO Pro/uploads/
 MOMO Pro/screenshots/
 templates/__init__.py
 
+# 本機前端設計稿 / 產生式 prototype sandbox（未整合前不進版本庫）
+MOMO Pro/
+production_v3*/
+frontend/
+docker-compose.frontend.yml
+scripts/check_responsive_overflow.js
+scripts/check_responsive_overflow.sh
+
 # 測試與覆蓋率報告
 .pytest_cache/
 .coverage