1

src/assets/styles/sidebar.scss

@@ -1,3 +1,12 @@
+@keyframes sidebarFadeIn {
+  from {
+    opacity: 0;
+  }
+  to {
+    opacity: 1;
+  }
+}
+
 #app {
 
   .main-container {
@@ -34,20 +43,9 @@
       box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
     }
     
-    // 添加进入动画
+    // 进入动画仅用透明度；勿对侧栏本体使用 transform，
-    animation: slideInLeft 0.5s ease-out;
+    // 否则会影响子菜单弹出层（popper-append-to-body）的定位，出现跑偏、重影。
-  }
+    animation: sidebarFadeIn 0.45s ease-out;
-  
-  @keyframes slideInLeft {
-    from {
-      transform: translateX(-100%);
-      opacity: 0;
-    }
-    to {
-      transform: translateX(0);
-      opacity: 1;
-    }
-  }
 
     // reset element-ui css
     .horizontal-collapse-transition {
@@ -110,17 +108,7 @@
       line-height: 48px;
       transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
       position: relative;
-      
+
-      span {
-        font-size: 14px !important;
-        display: inline-block !important;
-        visibility: visible !important;
-        opacity: 1 !important;
-        width: auto !important;
-        height: auto !important;
-        overflow: visible !important;
-      }
-      
       &:hover {
         background: rgba(25, 118, 210, 0.1) !important;
         color: $base-menu-color-active !important;
@@ -148,6 +136,61 @@
       }
     }
 
+    // 仅在侧栏菜单「未折叠」时强制标题 span 可见；勿写在通用 .el-menu-item 上，
+    // 否则会覆盖 Element 折叠态样式，导致收起后文字仍挤出侧栏。
+    .el-menu:not(.el-menu--collapse) {
+      .el-menu-item,
+      .el-submenu > .el-submenu__title {
+        span {
+          font-size: 14px !important;
+          display: inline-block !important;
+          visibility: visible !important;
+          opacity: 1 !important;
+          width: auto !important;
+          height: auto !important;
+          overflow: visible !important;
+        }
+      }
+    }
+
+    // 侧栏折叠：单行只保留图标（与 hideSidebar / Element 折叠行为对齐）
+    .el-menu.el-menu--collapse {
+      .el-menu-item,
+      .el-submenu > .el-submenu__title {
+        overflow: hidden !important;
+      }
+
+      // 折叠态不要用 translate 做悬停位移，否则会抖动 reference，Popper 浮层错位/叠层
+      > .el-menu-item:hover,
+      > .el-submenu > .el-submenu__title:hover {
+        transform: none !important;
+        box-shadow: none !important;
+      }
+
+      .el-submenu > .el-submenu__title .el-submenu__icon-arrow {
+        display: none !important;
+      }
+
+      // 含 el-tooltip 包裹时文字不在 li 的直接子 span 上，故用后代选择器
+      > .el-menu-item span,
+      > .el-submenu > .el-submenu__title span {
+        visibility: hidden !important;
+        opacity: 0 !important;
+        width: 0 !important;
+        height: 0 !important;
+        overflow: hidden !important;
+        display: inline-block !important;
+        margin: 0 !important;
+        padding: 0 !important;
+        font-size: 0 !important;
+        line-height: 0 !important;
+      }
+
+      .svg-icon:hover {
+        transform: none !important;
+      }
+    }
+
     // 子菜单样式优化
     .el-submenu {
       .el-submenu__title {
@@ -223,6 +266,9 @@
   .hideSidebar {
     .sidebar-container {
       width: 54px !important;
+      // 折叠时关闭毛玻璃，避免 Chromium 下与 Popper 浮层定位/重影异常
+      backdrop-filter: none !important;
+      -webkit-backdrop-filter: none !important;
     }
 
     .main-container {
@@ -375,8 +421,10 @@
     }
   }
 
-// 弹出菜单样式优化
+}
+
 .el-menu--popup {
+  z-index: 3050 !important;
   background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%) !important;
   border-radius: 12px !important;
   box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2) !important;
@@ -393,7 +441,6 @@
     &:hover {
       background: rgba(25, 118, 210, 0.1) !important;
       color: $base-menu-color-active !important;
-      transform: translateX(4px);
     }
     
     &.is-active {

src/layout/components/Navbar.vue

@@ -1,5 +1,12 @@
 <template>
   <div class="navbar">
+    <hamburger
+      v-if="device !== 'mobile'"
+      id="hamburger-container"
+      :is-active="sidebar.opened"
+      class="hamburger-container"
+      @toggleClick="toggleSideBar"
+    />
     <breadcrumb v-if="!topNav" id="breadcrumb-container" class="breadcrumb-container" />
     <top-nav v-if="topNav" id="topmenu-container" class="topmenu-container" />
 
@@ -39,6 +46,7 @@
 
 <script>
 import { mapGetters } from 'vuex'
+import Hamburger from '@/components/Hamburger'
 import Breadcrumb from '@/components/Breadcrumb'
 import TopNav from '@/components/TopNav'
 import Screenfull from '@/components/Screenfull'
@@ -50,6 +58,7 @@ import RuoYiDoc from '@/components/RuoYi/Doc'
 export default {
   emits: ['setLayout'],
   components: {
+    Hamburger,
     Breadcrumb,
     TopNav,
     Screenfull,
@@ -62,7 +71,8 @@ export default {
     ...mapGetters([
       'avatar',
       'device',
-      'nickName'
+      'nickName',
+      'sidebar'
     ]),
     setting: {
       get() {
@@ -76,6 +86,9 @@ export default {
     }
   },
   methods: {
+    toggleSideBar() {
+      this.$store.dispatch('app/toggleSideBar')
+    },
     setLayout(event) {
       this.$emit('setLayout')
     },
@@ -108,6 +121,19 @@ export default {
     padding: 0 5px;
   }
 
+  .hamburger-container {
+    float: left;
+    height: 100%;
+    line-height: 50px;
+    cursor: pointer;
+    transition: background .3s;
+    -webkit-tap-highlight-color: transparent;
+
+    &:hover {
+      background: rgba(0, 0, 0, .025);
+    }
+  }
+
   .breadcrumb-container {
     float: left;
     
@@ -118,8 +144,9 @@ export default {
 
   .topmenu-container {
     position: absolute;
-    left: 0;
+    left: 50px;
-    
+    right: 0;
+
     @media (max-width: 768px) {
       left: 0;
     }

src/layout/components/Sidebar/index.vue

@@ -1,10 +1,10 @@
 <template>
     <div :class="{'has-logo':showLogo}" :style="{ backgroundColor: settings.sideTheme === 'theme-dark' ? variables.menuBackground : variables.menuLightBackground }">
-        <logo v-if="showLogo" :collapse="false" />
+        <logo v-if="showLogo" :collapse="isMenuCollapse" />
         <el-scrollbar :class="settings.sideTheme" wrap-class="scrollbar-wrapper">
             <el-menu
                 :default-active="activeMenu"
-                :collapse="false"
+                :collapse="isMenuCollapse"
                 :background-color="settings.sideTheme === 'theme-dark' ? variables.menuBackground : variables.menuLightBackground"
                 :text-color="settings.sideTheme === 'theme-dark' ? variables.menuColor : variables.menuLightColor"
                 :unique-opened="true"
@@ -34,6 +34,9 @@ export default {
     computed: {
         ...mapState(["settings"]),
         ...mapGetters(["sidebarRouters", "sidebar"]),
+        isMenuCollapse() {
+            return !this.sidebar.opened
+        },
         activeMenu() {
             const route = this.$route
             const { meta, path } = route

src/layout/index.vue

@@ -68,8 +68,8 @@ export default {
     },
     classObj() {
       return {
-        hideSidebar: false, // 侧边栏始终展开
+        hideSidebar: !this.sidebar.opened,
-        openSidebar: true, // 侧边栏始终展开
+        openSidebar: this.sidebar.opened,
         withoutAnimation: this.sidebar.withoutAnimation,
         mobile: this.device === 'mobile'
       }