diff --git a/.gitignore b/.gitignore
index 660db46..3bb3c8c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,37 @@
-.venv/
+# Python
+__pycache__/
+*.py[cod]
+*.pyo
+*.egg-info/
+dist/
+build/
+*.egg
 
+# Virtual environment
+.venv/
+venv/
+env/
+
+# Environment variables
 .env
 
+# Database
 data/
+*.db
 
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Project docs (local only)
 CLAUDE.md
+TZ.md
 
-TZ.md
\ No newline at end of file
+# Claude Code
+.claude/