diff --git a/.gitignore b/.gitignore
index 86da2d9..30c4fea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,12 +4,6 @@
 # Log file
 *.log
 
-# BlueJ files
-*.ctxt
-
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
-
 # Package Files
 *.jar
 *.war
@@ -35,48 +29,20 @@ buildNumber.properties
 .mvn/timing.properties
 .mvn/wrapper/maven-wrapper.jar
 
-# Gradle
-.gradle/
-build/
-!gradle/wrapper/gradle-wrapper.jar
-!**/src/main/**/build/
-!**/src/test/**/build/
-
-# IntelliJ IDEA
+# IDE
 .idea/
 *.iws
 *.iml
 *.ipr
-out/
-!**/src/main/**/out/
-!**/src/test/**/out/
-
-# Eclipse
-.apt_generated
-.classpath
-.factorypath
 .project
+.classpath
 .settings
-.springBeans
-.sts4-cache
-bin/
-!**/src/main/**/bin/
-!**/src/test/**/bin/
-
-# VS Code
+.factorypath
 .vscode/
+out/
 
-# NetBeans
-/nbproject/private/
-/nbbuild/
-/dist/
-/nbdist/
-/.nb-gradle/
-
-# Mac
+# OS
 .DS_Store
-
-# Windows
 Thumbs.db
 ehthumbs.db
 Desktop.ini
@@ -86,24 +52,22 @@ application-local.yml
 *.env
 .env.*
 
-# Database
-*.db
-*.sqlite
-*.sqlite3
+# === Claude Code (개인 설정) ===
+.claude/settings.local.json
+.claude/CLAUDE.local.md
 
-# Logs
-logs/
-docs/
-*.log.*
-
-# Session continuity files (for AI assistants)
-.claude/
-CLAUDE.md
-README.md
+# === Team workflow (managed by /sync-team-workflow) ===
+.claude/rules/
+.claude/agents/
+.claude/skills/push/
+.claude/skills/mr/
+.claude/skills/create-mr/
+.claude/skills/release/
+.claude/skills/version/
+.claude/skills/fix-issue/
+.claude/scripts/
 
 # Frontend
 frontend/node/
 frontend/node_modules/
 src/main/resources/static/
-
-nul
\ No newline at end of file