diff --git a/有维项目/favicon-base.png b/有维项目/favicon-base.png
new file mode 100644
index 0000000..74383e2
Binary files /dev/null and b/有维项目/favicon-base.png differ
diff --git a/有维项目/index.html b/有维项目/index.html
index 3f29c84..6286f23 100644
--- a/有维项目/index.html
+++ b/有维项目/index.html
@@ -151,16 +151,16 @@
         }
         
         .nav-logo-icon {
-            width: 40px;
-            height: 40px;
-            background: white;
-            border-radius: 8px;
             display: flex;
+            width: 3rem;
+            height: 3rem;
             align-items: center;
             justify-content: center;
             overflow: hidden;
-            padding: 4px;
-            box-shadow: var(--shadow-sm);
+            border-radius: 0.75rem;
+            background: #fff;
+            padding: 0.25rem;
+            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
         }
         
         .nav-logo-icon img {
@@ -1263,7 +1263,7 @@
     <div class="page dashboard-page active" id="dashboardPage">
         <nav class="navbar">
             <div class="nav-logo">
-                <div class="nav-logo-icon"><img src="logo.png" alt="有维商学"></div>
+                <div class="nav-logo-icon"><img src="favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY"></div>
                 有维商学
             </div>
             <div class="nav-menu">
@@ -1888,7 +1888,7 @@
     <div class="page ai-page" id="aiPage">
         <nav class="navbar">
             <div class="nav-logo">
-                <div class="nav-logo-icon"><img src="logo.png" alt="有维商学"></div>
+                <div class="nav-logo-icon"><img src="favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY"></div>
                 有维商学
             </div>
             <div class="nav-menu">
diff --git a/有维项目/login.html b/有维项目/login.html
index 2676cfa..4b48b1a 100644
--- a/有维项目/login.html
+++ b/有维项目/login.html
@@ -101,15 +101,16 @@
         }
         
         .logo-icon {
-            width: 44px;
-            height: 44px;
-            background: white;
-            border-radius: 10px;
             display: flex;
+            width: 3rem;
+            height: 3rem;
             align-items: center;
             justify-content: center;
             overflow: hidden;
-            padding: 4px;
+            border-radius: 0.75rem;
+            background: #fff;
+            padding: 0.25rem;
+            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
         }
         
         .logo-icon img {
@@ -371,7 +372,7 @@
     <div class="login-page">
         <div class="login-header">
             <div class="logo">
-                <div class="logo-icon"><img src="LatestLogo.png" alt="有维商学"></div>
+                <div class="logo-icon"><img src="favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY"></div>
                 有维商学
             </div>
         </div>
diff --git a/有维项目/youwei-vue/public/favicon-base.png b/有维项目/youwei-vue/public/favicon-base.png
new file mode 100644
index 0000000..74383e2
Binary files /dev/null and b/有维项目/youwei-vue/public/favicon-base.png differ
diff --git a/有维项目/youwei-vue/src/views/AiView.vue b/有维项目/youwei-vue/src/views/AiView.vue
index 536515f..61dfe62 100644
--- a/有维项目/youwei-vue/src/views/AiView.vue
+++ b/有维项目/youwei-vue/src/views/AiView.vue
@@ -2,7 +2,7 @@
   <div class="ai-page">
     <nav class="navbar">
       <div class="nav-logo">
-        <div class="nav-logo-icon"><img src="/logo.png" alt="有维商学" /></div>
+        <div class="nav-logo-icon"><img src="/favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY" /></div>
         有维商学
       </div>
       <div class="nav-menu">
@@ -484,16 +484,16 @@ const scrollToBottom = () => {
 }
 
 .nav-logo-icon {
-  width: 40px;
-  height: 40px;
-  background: white;
-  border-radius: 8px;
   display: flex;
+  width: 3rem;
+  height: 3rem;
   align-items: center;
   justify-content: center;
   overflow: hidden;
-  padding: 4px;
-  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
+  border-radius: 0.75rem;
+  background: #fff;
+  padding: 0.25rem;
+  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
 }
 
 .nav-logo-icon img {
diff --git a/有维项目/youwei-vue/src/views/DashboardView.vue b/有维项目/youwei-vue/src/views/DashboardView.vue
index 3ae09f0..5983ca3 100644
--- a/有维项目/youwei-vue/src/views/DashboardView.vue
+++ b/有维项目/youwei-vue/src/views/DashboardView.vue
@@ -2,7 +2,7 @@
   <div class="dashboard-page">
     <nav class="navbar">
       <div class="nav-logo">
-        <div class="nav-logo-icon"><img src="/logo.png" alt="有维商学" /></div>
+        <div class="nav-logo-icon"><img src="/favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY" /></div>
         有维商学
       </div>
       <div class="nav-menu">
@@ -512,16 +512,16 @@ const scrollToBottom = () => {
 }
 
 .nav-logo-icon {
-  width: 40px;
-  height: 40px;
-  background: white;
-  border-radius: 8px;
   display: flex;
+  width: 3rem;
+  height: 3rem;
   align-items: center;
   justify-content: center;
   overflow: hidden;
-  padding: 4px;
-  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
+  border-radius: 0.75rem;
+  background: #fff;
+  padding: 0.25rem;
+  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
 }
 
 .nav-logo-icon img {
diff --git a/有维项目/youwei-vue/src/views/LoginView.vue b/有维项目/youwei-vue/src/views/LoginView.vue
index b12aad2..14a748c 100644
--- a/有维项目/youwei-vue/src/views/LoginView.vue
+++ b/有维项目/youwei-vue/src/views/LoginView.vue
@@ -8,7 +8,7 @@
 
     <div class="login-header">
       <div class="logo">
-        <div class="logo-icon"><img src="/logo.png" alt="有维商学" /></div>
+        <div class="logo-icon"><img src="/favicon-base.png" alt="有维商学 YOU WIN SUCCESS ACADEMY" /></div>
         有维商学
       </div>
     </div>
@@ -197,15 +197,16 @@ const handleLogin = () => {
 }
 
 .logo-icon {
-  width: 44px;
-  height: 44px;
-  background: white;
-  border-radius: 10px;
   display: flex;
+  width: 3rem;
+  height: 3rem;
   align-items: center;
   justify-content: center;
   overflow: hidden;
-  padding: 4px;
+  border-radius: 0.75rem;
+  background: #fff;
+  padding: 0.25rem;
+  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
 }
 
 .logo-icon img {