diff --git a/resources/assets/js/App.vue b/resources/assets/js/App.vue
index 3f7e82947..77035e14a 100755
--- a/resources/assets/js/App.vue
+++ b/resources/assets/js/App.vue
@@ -1,5 +1,5 @@
 <template>
-    <div id="app" class="app-view" :class="{'immersive-status': immersiveStatus}">
+    <div id="app" class="app-view" :class="{'immersive-status': immersiveStatus, 'immersive-navigation': immersiveNavigation}">
         <!--顶部状态栏-->
         <div class="child-status-bar"></div>
 
@@ -79,6 +79,13 @@
         }
     }
 
+    // 沉浸底部安全区：隐藏占位，页面内容延伸到底部安全区
+    &.immersive-navigation {
+        .child-navigation-bar {
+            display: none;
+        }
+    }
+
     .child-navigation-bar {
         flex-shrink: 0;
         height: var(--navigation-bar-height);
@@ -163,7 +170,7 @@ export default {
     computed: {
         ...mapGetters(['aiVisible']),
 
-        ...mapState(['ws', 'themeConf', 'windowOrientation', 'safeAreaSize', 'isFirstPage', 'mobileTabbar', 'themeName']),
+        ...mapState(['ws', 'themeConf', 'windowOrientation', 'safeAreaSize', 'isFirstPage', 'mobileTabbar', 'mobileTabbarHold', 'themeName']),
 
         statusColor({routeName, windowLandscape}) {
             if (!routeName) {
@@ -186,6 +193,14 @@ export default {
             return windowPortrait && routeName === 'manage-dashboard'
         },
 
+        /**
+         * 移动端设置/日历/文件使用沉浸底部安全区（划入动画期间保持占位，避免下层页面高度跳变）
+         * @returns {boolean}
+         */
+        immersiveNavigation({routeName, windowPortrait, mobileTabbarHold}) {
+            return windowPortrait && !mobileTabbarHold && /^manage-(setting|calendar|file)/.test(routeName || '')
+        },
+
         navigationColor({routeName, windowLandscape, mobileTabbar}) {
             if (!routeName) {
                 return null
diff --git a/resources/assets/js/pages/manage.vue b/resources/assets/js/pages/manage.vue
index 92d048548..fbbb37192 100644
--- a/resources/assets/js/pages/manage.vue
+++ b/resources/assets/js/pages/manage.vue
@@ -296,9 +296,19 @@
 
         <div class="manage-box-main" :role="routeName">
             <div class="manage-status-bar"><span></span></div>
-            <keep-alive>
-                <router-view class="manage-box-view" @on-click="onTabbarClick"></router-view>
-            </keep-alive>
+            <transition
+                :enter-active-class="viewTransition.enter"
+                :leave-active-class="viewTransition.leave"
+                @before-leave="onViewBeforeLeave"
+                @enter="onViewEnter"
+                @after-enter="tabbarHold = false"
+                @enter-cancelled="tabbarHold = false"
+                @after-leave="releaseViewCover"
+                @leave-cancelled="releaseViewCover">
+                <keep-alive>
+                    <router-view class="manage-box-view" @on-click="onTabbarClick"></router-view>
+                </keep-alive>
+            </transition>
             <div class="manage-navigation-bar"><span></span></div>
         </div>
 
@@ -458,8 +468,8 @@
         </DrawerOverlay>
 
         <!--移动端选项卡-->
-        <transition name="mobile-slide">
-            <MobileTabbar v-if="mobileTabbar" @on-click="onTabbarClick"/>
+        <transition :name="tabbarTransition">
+            <MobileTabbar v-if="mobileTabbar || tabbarHold" @on-click="onTabbarClick"/>
         </transition>
 
         <!--应用详情-->
@@ -529,6 +539,10 @@ export default {
         return {
             loadIng: 0,
 
+            viewTransition: {enter: '', leave: ''},
+            tabbarTransition: 'mobile-slide',
+            viewCoverEl: null,
+
             mateName: /macintosh|mac os x/i.test(navigator.userAgent) ? '⌘' : 'Ctrl',
 
             addShow: false,
@@ -633,6 +647,16 @@ export default {
     },
 
     computed: {
+        // 划入动画期间保持Tabbar（存于 store，App.vue 据此延后沉浸底部安全区）
+        tabbarHold: {
+            get() {
+                return this.$store.state.mobileTabbarHold
+            },
+            set(val) {
+                this.$store.state.mobileTabbarHold = val
+            }
+        },
+
         ...mapState([
             'userInfo',
             'userIsAdmin',
@@ -692,9 +716,9 @@ export default {
          * @param userId
          * @returns {{"show-tabbar", "not-logged": boolean}}
          */
-        pageClass({mobileTabbar, userId}) {
+        pageClass({mobileTabbar, tabbarHold, userId}) {
             return {
-                'show-tabbar': mobileTabbar,
+                'show-tabbar': mobileTabbar || tabbarHold,
                 'not-logged': userId <= 0
             }
         },
@@ -942,8 +966,9 @@ export default {
     },
 
     watch: {
-        '$route' () {
+        '$route' (to, from) {
             this.chackPass();
+            this.updateViewTransition(to, from);
         },
 
         userIsAdmin: {
@@ -1084,6 +1109,82 @@ export default {
     },
 
     methods: {
+        /**
+         * App 竖屏下「应用 → 设置/日历/文件」右侧划入，返回时划出（与设置子页面效果一致）
+         * @param to
+         * @param from
+         */
+        updateViewTransition(to, from) {
+            this.releaseViewCover()
+            const isSubPage = route => /^manage-(setting|calendar|file)/.test(route.name || '')
+            if (this.$isEEUIApp && this.windowPortrait) {
+                if (from.name === 'manage-application' && isSubPage(to)) {
+                    // 划入动画结束后再隐藏底部选项卡
+                    this.tabbarHold = true
+                    this.tabbarTransition = 'none'
+                    this.viewTransition = {enter: 'mobile-dialog-enter-active', leave: 'manage-view-stay'}
+                    return
+                }
+                if (isSubPage(from) && to.name === 'manage-application') {
+                    this.tabbarTransition = 'mobile-slide'
+                    this.viewTransition = {enter: 'manage-view-stay', leave: 'mobile-dialog-leave-active manage-view-top'}
+                    return
+                }
+            }
+            this.tabbarHold = false
+            this.tabbarTransition = 'mobile-slide'
+            this.viewTransition = {enter: '', leave: ''}
+        },
+
+        /**
+         * 停留在下层的页面（应用）离开前记录滚动位置（keep-alive 移出 DOM 后会丢失）
+         * @param el
+         */
+        onViewBeforeLeave(el) {
+            if (this.viewTransition.leave !== 'manage-view-stay') {
+                return
+            }
+            el.__scrollSnapshot = [el, ...el.querySelectorAll('*')]
+                .filter(item => item.scrollTop > 0 || item.scrollLeft > 0)
+                .map(item => ({item, top: item.scrollTop, left: item.scrollLeft}))
+        },
+
+        /**
+         * 页面重新进入时恢复滚动位置
+         * @param el
+         */
+        onViewEnter(el) {
+            if (this.viewTransition.leave === 'manage-view-stay') {
+                // 划入页面保持置顶直到下层页面移除，避免划入先结束时下层页面透出闪一帧
+                el.setAttribute('data-view-cover', '')
+                this.viewCoverEl = el
+            }
+            const snapshot = el.__scrollSnapshot
+            if (!snapshot) {
+                return
+            }
+            delete el.__scrollSnapshot
+            if (this.viewTransition.enter !== 'manage-view-stay') {
+                return
+            }
+            snapshot.forEach(({item, top, left}) => {
+                if (el.contains(item)) {
+                    item.scrollTop = top
+                    item.scrollLeft = left
+                }
+            })
+        },
+
+        /**
+         * 移除划入页面的置顶
+         */
+        releaseViewCover() {
+            if (this.viewCoverEl) {
+                this.viewCoverEl.removeAttribute('data-view-cover')
+                this.viewCoverEl = null
+            }
+        },
+
         transformEmojiToHtml,
         // 插件/微应用菜单角标 {count, dot}
         microBadge(menu) {
diff --git a/resources/assets/js/store/state.js b/resources/assets/js/store/state.js
index 336011ae3..812b4ad74 100644
--- a/resources/assets/js/store/state.js
+++ b/resources/assets/js/store/state.js
@@ -69,6 +69,8 @@ export default {
 
     // 显示移动端Tabbar
     mobileTabbar: false,
+    // 页面划入动画期间保持Tabbar（见 manage.vue updateViewTransition）
+    mobileTabbarHold: false,
 
     // 请求时间
     callAt: [],
diff --git a/resources/assets/sass/components/mobile.scss b/resources/assets/sass/components/mobile.scss
index 32245794e..e18fba7a9 100644
--- a/resources/assets/sass/components/mobile.scss
+++ b/resources/assets/sass/components/mobile.scss
@@ -305,6 +305,26 @@
     }
 }
 
+// 页面切换：划入/划出的页面置顶，另一页面原地停留至动画结束
+.manage-view-top,
+[data-view-cover] {
+    z-index: 1;
+    background-color: #ffffff;
+}
+
+.manage-view-stay {
+    animation: manage-view-stay-animation 0.3s;
+}
+
+@keyframes manage-view-stay-animation {
+    from {
+        opacity: 1;
+    }
+    to {
+        opacity: 1;
+    }
+}
+
 // 录音发送（缩放）
 .mobile-send-enter-active {
     animation: mobile-send-enter-animation 0.3s forwards;
diff --git a/resources/assets/sass/pages/page-file.scss b/resources/assets/sass/pages/page-file.scss
index 94457c795..ddf89a0ad 100644
--- a/resources/assets/sass/pages/page-file.scss
+++ b/resources/assets/sass/pages/page-file.scss
@@ -826,6 +826,8 @@ body.window-portrait {
             }
             .file-drag {
                 .file-list {
+                    // 沉浸底部安全区（见 App.vue immersiveNavigation）
+                    padding-bottom: calc(20px + var(--navigation-bar-height));
                     > ul {
                         grid-template-columns: repeat(auto-fill, 80px);
                         grid-gap: 4px;
@@ -847,7 +849,7 @@ body.window-portrait {
                     }
                 }
                 .file-table {
-                    margin: 16px 0 0;
+                    margin: 16px 0 var(--navigation-bar-height);
                 }
             }
         }
diff --git a/resources/assets/sass/pages/page-manage.scss b/resources/assets/sass/pages/page-manage.scss
index fa7462be1..bb16b49ca 100644
--- a/resources/assets/sass/pages/page-manage.scss
+++ b/resources/assets/sass/pages/page-manage.scss
@@ -622,6 +622,13 @@ body.window-portrait {
         &.show-tabbar {
             .manage-box-main {
                 margin-bottom: 60px;
+                // 页面切换动画中，划入/划出的页面覆盖底部选项卡及安全区，避免高度跳变
+                .manage-view-top,
+                [data-view-cover] {
+                    bottom: calc(-60px - var(--navigation-bar-height));
+                    height: auto; // 页面自身 height: 100%（如 .page-file）会使 bottom 失效
+                    z-index: 100;
+                }
             }
             .mobile-tabbar {
                 display: flex;
@@ -629,6 +636,10 @@ body.window-portrait {
             @media (height <= 400px) {
                 .manage-box-main {
                     margin-bottom: 0;
+                    .manage-view-top,
+                    [data-view-cover] {
+                        bottom: 0;
+                    }
                 }
                 .mobile-tabbar {
                     display: none;
diff --git a/resources/assets/sass/pages/page-setting.scss b/resources/assets/sass/pages/page-setting.scss
index 5943b3aa9..0bc614a01 100755
--- a/resources/assets/sass/pages/page-setting.scss
+++ b/resources/assets/sass/pages/page-setting.scss
@@ -554,7 +554,8 @@ body.window-portrait {
             height: 100%;
             z-index: 1;
             > ul {
-                padding: 0 0 20px;
+                // 沉浸底部安全区（见 App.vue immersiveNavigation）
+                padding: 0 0 calc(20px + var(--navigation-bar-height));
                 > li {
                     position: relative;
                     padding: 0 32px;
@@ -598,6 +599,9 @@ body.window-portrait {
             .setting-content-title {
                 display: none;
             }
+            .setting-content-view {
+                padding-bottom: var(--navigation-bar-height);
+            }
         }
     }