diff --git a/.gitignore b/.gitignore
index 9f9d84a..ecfff4d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,13 +1,21 @@
 # Python
 __pycache__/
-*.pyc
+*.py[cod]
+*$py.class
 .venv/
+venv/
 *.egg-info/
+.pytest_cache/
+.coverage
+htmlcov/
 
 # Node
 node_modules/
 dist/
 .vite/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
 
 # Environment / secrets
 .env
@@ -15,8 +23,15 @@ dist/
 
 # Editor / OS
 .DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
 .idea/
 .vscode/
+*.swp
 
 # Next.js build artifacts
 .next/
@@ -28,3 +43,4 @@ frontend/test-results/
 backend/app/data/
 backend/app/sessions.db
 backend/app/sessions.db-journal
+tmp_*/