diff --git a/README.md b/README.md
index abe8e09..8819301 100644
--- a/README.md
+++ b/README.md
@@ -8,19 +8,19 @@
 
 ```mermaid
 graph TD
-    User([👤 用户]) <--> PM[👑 Team Coordinator (PM)]
+    User(["👤 用户"]) <--> PM["👑 Team Coordinator (PM)"]
 
     subgraph "Skill Knowledge Base (技能知识库)"
-        TechSkill[🛠️ Tech Stack Skills]
-        BizSkill[💼 Business Skills]
-        EngSkill[🛡️ Engineering Skills]
+        TechSkill["🛠️ Tech Stack Skills"]
+        BizSkill["💼 Business Skills"]
+        EngSkill["🛡️ Engineering Skills"]
     end
 
     subgraph "Agent Pool (能力池)"
-        Planning[🧠 @planning<br>技术架构师]
-        Frontend[⚡ @frontend<br>全栈开发专家]
-        CodeSpec[🔍 @code-spec<br>代码审计专家]
-        QATester[🧪 @qa-tester<br>QA 测试专家]
+        Planning["🧠 @planning<br>技术架构师"]
+        Frontend["⚡ @frontend<br>全栈开发专家"]
+        CodeSpec["🔍 @code-spec<br>代码审计专家"]
+        QATester["🧪 @qa-tester<br>QA 测试专家"]
     end
 
     PM -- "1. 扫描与提取" --> TechSkill