diff --git a/mobile/src/pages/login/index.vue b/mobile/src/pages/login/index.vue
index bf32c5ba..32bf3e40 100644
--- a/mobile/src/pages/login/index.vue
+++ b/mobile/src/pages/login/index.vue
@@ -4,7 +4,7 @@
             <!-- Logo和标题区域 -->
             <view class="login-header">
                 <view class="login-logo">
-                    <image class="logo-img" src="/static/logo-2.png" mode="aspectFit" />
+                    <image class="logo-img" src="/static/logo.png" mode="aspectFit" />
                 </view>
                 <view class="login-text">
                     <view class="login-title">智慧校园</view>
diff --git a/mobile/src/static/logo.png b/mobile/src/static/logo.png
index b5771e20..62366bbf 100644
Binary files a/mobile/src/static/logo.png and b/mobile/src/static/logo.png differ
diff --git a/mobile/src/utils/user.js b/mobile/src/utils/user.js
index f1bb54cd..5da66b83 100644
--- a/mobile/src/utils/user.js
+++ b/mobile/src/utils/user.js
@@ -107,7 +107,7 @@ export const userManager = {
 
         return {
             name: this.getDisplayName(),
-            avatar: user.avatar || '/static/logo.svg',
+            avatar: user.avatar || '/static/logo.png',
             deptName: user.deptName || '未设置部门',
             status: user.status,
             loginDate: user.loginDate,
diff --git a/web/src/assets/images/02.jpg b/web/src/assets/images/02.jpg
index adfe1f24..7f624622 100644
Binary files a/web/src/assets/images/02.jpg and b/web/src/assets/images/02.jpg differ
diff --git a/web/src/assets/images/03.jpg b/web/src/assets/images/03.jpg
index 650e0684..c996dd64 100644
Binary files a/web/src/assets/images/03.jpg and b/web/src/assets/images/03.jpg differ
diff --git a/web/src/assets/logo/logo.png b/web/src/assets/logo/logo.png
index 3f919d85..62366bbf 100644
Binary files a/web/src/assets/logo/logo.png and b/web/src/assets/logo/logo.png differ
diff --git a/web/src/layout/components/Navbar.vue b/web/src/layout/components/Navbar.vue
index accac977..c53af338 100644
--- a/web/src/layout/components/Navbar.vue
+++ b/web/src/layout/components/Navbar.vue
@@ -7,7 +7,7 @@
     <!-- 左侧Logo和系统名称 -->
     <div class="left-menu flex align-center">
       <div class="logo-container">
-        <img src="@/assets/logo/logo.svg" alt="学校Logo" class="school-logo" />
+        <img src="@/assets/logo/logo.png" alt="学校Logo" class="school-logo" />
       </div>
       <div class="system-title">
         <span class="title-text">杭州第一技师学院智慧校园管理系统</span>