diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..e5b7cbac
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,18 @@
+# Environment variables
+.env
+.env.*
+.env.local
+
+# OS
+.DS_Store
+Thumbs.db
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# Claude Code
+.claude/