diff --git a/.gitignore b/.gitignore
index 7ea49de..3066650 100644
--- a/.gitignore
+++ b/.gitignore
@@ -391,3 +391,6 @@ temp/
 
 # Local development configuration (DO NOT COMMIT)
 frontend/public/config.local.js
+
+# Environment variables
+.env
diff --git a/frontend/.env b/frontend/.env
deleted file mode 100644
index cf7cd69..0000000
--- a/frontend/.env
+++ /dev/null
@@ -1,11 +0,0 @@
-# Removed hardcoded PUBLIC_URL to enable flexible deployment paths
-# The app now uses runtime configuration from config.json for base path detection
-
-# Optional: Set this if you want to override the runtime base path detection
-# REACT_APP_BASE_PATH_OVERRIDE=/your-custom-path
-
-# Temporarily disable Azure AD authentication for testing
-REACT_APP_DISABLE_AUTH=true
-
-# Optional: Explicitly set the MSAL redirect URL (overrides automatic detection)
-# REACT_APP_MSAL_REDIRECT_URL=https://your-app-url.com/
\ No newline at end of file