diff --git a/src/App.vue b/src/App.vue
index 7d60b64..a7e13c8 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -5,7 +5,7 @@ import LanguageSwitcher from './components/common/LanguageSwitcher.vue'
 import AlertComponent from '@/components/common/AlertComponent.vue'
 import { useAppShell } from '@/composables'
 
-const { isDarkMode, isLoading, route, showGlobalControls } = useAppShell()
+const { isDarkMode, isLoading, routeViewKey, showGlobalControls } = useAppShell()
 </script>
 
 <template>
@@ -19,7 +19,7 @@ const { isDarkMode, isLoading, route, showGlobalControls } = useAppShell()
     </div>
     <RouterView v-slot="{ Component }">
       <transition name="fade" mode="out-in">
-        <component :is="Component" :key="route.fullPath" />
+        <component :is="Component" :key="routeViewKey" />
       </transition>
     </RouterView>
 
diff --git a/src/composables/useAppShell.ts b/src/composables/useAppShell.ts
index dee134a..d2a2004 100644
--- a/src/composables/useAppShell.ts
+++ b/src/composables/useAppShell.ts
@@ -13,6 +13,11 @@ export function useAppShell() {
   const { isLoading, setupRouteLoading } = useRouteLoading(router)
   const { syncPublicConfig } = usePublicConfigBootstrap()
   const showGlobalControls = computed(() => route.meta.showGlobalControls !== false)
+  const routeViewKey = computed(() =>
+    route.path === ROUTES.ADMIN || route.path.startsWith(`${ROUTES.ADMIN}/`)
+      ? ROUTES.ADMIN
+      : route.fullPath
+  )
 
   let cleanupThemeListener: (() => void) | null = null
 
@@ -47,6 +52,7 @@ export function useAppShell() {
     isDarkMode,
     isLoading,
     route,
+    routeViewKey,
     showGlobalControls
   }
 }
diff --git a/src/composables/useDashboardStats.ts b/src/composables/useDashboardStats.ts
index 8b42d87..9de8ab7 100644
--- a/src/composables/useDashboardStats.ts
+++ b/src/composables/useDashboardStats.ts
@@ -1,23 +1,12 @@
 import { computed, ref, reactive } from 'vue'
 import { StatsService } from '@/services'
-import type {
-  DashboardActivitiesParams,
-  DashboardActivityOption,
-  DashboardActivity,
-  DashboardActivityViewItem,
-  DashboardData,
-  DashboardHealthSummary,
-  DashboardViewData
-} from '@/types'
+import type { DashboardData, DashboardHealthSummary, DashboardViewData } from '@/types'
 import { formatFileSize, getErrorMessage } from '@/utils/common'
 
 type UseDashboardStatsOptions = {
   loadFailedMessage?: string
-  activityLoadFailedMessage?: string
 }
 
-const activityTimelineLimit = 40
-
 const emptyDashboardData = (): DashboardViewData => ({
   hasExtendedStats: false,
   totalFiles: 0,
@@ -46,9 +35,6 @@ const emptyDashboardData = (): DashboardViewData => ({
   neverRetrievedCount: 0,
   healthyCount: 0,
   permanentCount: 0,
-  topSuffixes: [],
-  recentFiles: [],
-  recentActivities: [],
   storageUsedText: '0 Bytes',
   yesterdaySizeText: '0 Bytes',
   todaySizeText: '0 Bytes',
@@ -76,39 +62,6 @@ const formatDuration = (startTimestamp: number | null) => {
   return `${days}天${hours}小时`
 }
 
-const normalizeRecentFiles = (recentFiles: DashboardViewData['recentFiles']) =>
-  recentFiles.map((file) => ({
-    ...file,
-    size: toNumber(file.size),
-    expiredCount: toNumber(file.expiredCount),
-    usedCount: toNumber(file.usedCount)
-  }))
-
-const normalizeRecentActivities = (
-  activities: DashboardActivity[] = []
-): DashboardActivityViewItem[] =>
-  activities
-    .filter((activity) => activity && activity.id && activity.action)
-    .map((activity) => ({
-      ...activity,
-      count: toNumber(activity.count) || 1,
-      targetTypeValue: activity.targetType ?? activity.target_type ?? 'system',
-      targetNameValue: activity.targetName ?? activity.target_name ?? '',
-      createdAtValue: activity.createdAt ?? activity.created_at ?? null,
-      meta: activity.meta && typeof activity.meta === 'object' ? activity.meta : {}
-    }))
-
-const normalizeActivityOptions = (
-  options: DashboardActivityOption[] = []
-): DashboardActivityOption[] =>
-  options
-    .filter((option) => option && option.value)
-    .map((option) => ({
-      value: option.value,
-      label: option.label || option.value,
-      count: toNumber(option.count)
-    }))
-
 const healthSummaryKeys: (keyof DashboardHealthSummary)[] = [
   'healthAttentionCount',
   'healthDangerCount',
@@ -142,32 +95,9 @@ export function useDashboardStats(options: UseDashboardStatsOptions = {}) {
   const isLoading = ref(false)
   const errorMessage = ref('')
   const lastUpdatedAt = ref<Date | null>(null)
-  const isActivityTimelineOpen = ref(false)
-  const isActivityTimelineLoading = ref(false)
-  const activityTimelineError = ref('')
-  const activityTimeline = ref<DashboardActivityViewItem[]>([])
-  const activityTimelineTotal = ref(0)
-  const activityTimelineStoredTotal = ref(0)
-  const activityActionOptions = ref<DashboardActivityOption[]>([])
-  const activityTargetTypeOptions = ref<DashboardActivityOption[]>([])
-  const activityFilters = reactive({
-    action: '',
-    targetType: '',
-    keyword: ''
-  })
   const lastUpdatedText = computed(() =>
     lastUpdatedAt.value ? lastUpdatedAt.value.toLocaleString() : '-'
   )
-  const hasActivityFilters = computed(() =>
-    Boolean(activityFilters.action || activityFilters.targetType || activityFilters.keyword)
-  )
-
-  const buildActivityRequestParams = (): DashboardActivitiesParams => ({
-    limit: activityTimelineLimit,
-    action: activityFilters.action || undefined,
-    targetType: activityFilters.targetType || undefined,
-    keyword: activityFilters.keyword.trim() || undefined
-  })
 
   const fetchDashboardData = async () => {
     isLoading.value = true
@@ -205,11 +135,6 @@ export function useDashboardStats(options: UseDashboardStatsOptions = {}) {
       healthSummaryKeys.forEach((key) => {
         dashboardData[key] = healthSummary[key]
       })
-      dashboardData.topSuffixes = detail.topSuffixes || []
-      dashboardData.recentFiles = normalizeRecentFiles(detail.recentFiles || [])
-      dashboardData.recentActivities = normalizeRecentActivities(
-        detail.recentActivities ?? detail.recent_activities ?? []
-      )
 
       dashboardData.storageUsedText = formatFileSize(dashboardData.storageUsed)
       dashboardData.yesterdaySizeText = formatFileSize(dashboardData.yesterdaySize)
@@ -245,93 +170,11 @@ export function useDashboardStats(options: UseDashboardStatsOptions = {}) {
     }
   }
 
-  const fetchActivityTimeline = async () => {
-    isActivityTimelineLoading.value = true
-    activityTimelineError.value = ''
-
-    try {
-      const response = await StatsService.getActivities(buildActivityRequestParams())
-      if (!response.detail) {
-        throw new Error('No activity data')
-      }
-
-      const detail = response.detail
-      activityTimeline.value = normalizeRecentActivities(detail.activities ?? detail.items ?? [])
-      activityTimelineTotal.value = toNumber(detail.total)
-      activityTimelineStoredTotal.value = toNumber(detail.storedTotal ?? detail.stored_total)
-      activityActionOptions.value = normalizeActivityOptions(
-        detail.actionOptions ?? detail.action_options ?? []
-      )
-      activityTargetTypeOptions.value = normalizeActivityOptions(
-        detail.targetTypeOptions ?? detail.target_type_options ?? []
-      )
-    } catch (error) {
-      activityTimelineError.value = getErrorMessage(
-        error,
-        options.activityLoadFailedMessage || 'Failed to load activity timeline'
-      )
-    } finally {
-      isActivityTimelineLoading.value = false
-    }
-  }
-
-  const openActivityTimeline = async () => {
-    isActivityTimelineOpen.value = true
-    await fetchActivityTimeline()
-  }
-
-  const closeActivityTimeline = () => {
-    isActivityTimelineOpen.value = false
-  }
-
-  const setActivityActionFilter = async (action: string) => {
-    activityFilters.action = action
-    await fetchActivityTimeline()
-  }
-
-  const setActivityTargetTypeFilter = async (targetType: string) => {
-    activityFilters.targetType = targetType
-    await fetchActivityTimeline()
-  }
-
-  const setActivityKeywordFilter = (keyword: string) => {
-    activityFilters.keyword = keyword
-  }
-
-  const applyActivityFilters = async () => {
-    await fetchActivityTimeline()
-  }
-
-  const resetActivityFilters = async () => {
-    activityFilters.action = ''
-    activityFilters.targetType = ''
-    activityFilters.keyword = ''
-    await fetchActivityTimeline()
-  }
-
   return {
-    activityActionOptions,
-    activityFilters,
-    activityTargetTypeOptions,
-    activityTimeline,
-    activityTimelineError,
-    activityTimelineStoredTotal,
-    activityTimelineTotal,
-    applyActivityFilters,
-    closeActivityTimeline,
     dashboardData,
     errorMessage,
     fetchDashboardData,
-    fetchActivityTimeline,
-    hasActivityFilters,
-    isActivityTimelineLoading,
-    isActivityTimelineOpen,
     isLoading,
-    lastUpdatedText,
-    openActivityTimeline,
-    resetActivityFilters,
-    setActivityActionFilter,
-    setActivityKeywordFilter,
-    setActivityTargetTypeFilter
+    lastUpdatedText
   }
 }
diff --git a/src/i18n/locales/en-US.ts b/src/i18n/locales/en-US.ts
index 76f62ea..b0305a5 100644
--- a/src/i18n/locales/en-US.ts
+++ b/src/i18n/locales/en-US.ts
@@ -86,55 +86,6 @@ export default {
       maxSaveTime: 'Max Retention',
       noSaveLimit: 'Unlimited',
       todayCapacityReference: 'Today Size / Single File Limit',
-      fileTypeDistribution: 'Type Distribution',
-      textType: 'Text',
-      recentActivities: 'Recent Activity',
-      recentActivitiesDesc: 'Key admin changes for quick operational traceability.',
-      viewAllActivities: 'View all',
-      activityTimelineTitle: 'Activity Timeline',
-      activityTimelineFiltered: 'Current Results',
-      activityTimelineStoredTotal: 'Retained Records',
-      activityKeyword: 'Keyword',
-      activityKeywordPlaceholder: 'Search target, action, or ID',
-      activityActionFilter: 'Action',
-      activityAllActions: 'All actions',
-      activityTargetTypeFilter: 'Target type',
-      activityAllTargets: 'All targets',
-      activityResetFilters: 'Reset',
-      activityRefresh: 'Refresh',
-      activityApplyFilters: 'Apply',
-      activityLoading: 'Loading activity records...',
-      activityNoFiltered: 'No matching activity records',
-      activityLoadFailed: 'Failed to load activity timeline',
-      noActivities: 'No activity yet',
-      activityUnknownTarget: 'Unnamed target',
-      activityDescription: 'Target: {target}',
-      activityBatchDescription: 'Target: {target}, {count} items',
-      activityActions: {
-        'file.delete': 'Deleted file',
-        'files.batch_delete': 'Batch deleted files',
-        'file.update': 'Edited file',
-        'files.batch_update': 'Batch updated files',
-        'file.policy_action': 'Updated file policy',
-        'files.batch_policy_action': 'Batch updated policies',
-        'file.metadata_update': 'Updated operations notes',
-        'file.view_preset_create': 'Created view preset',
-        'file.view_preset_update': 'Updated view preset',
-        'file.view_preset_delete': 'Deleted view preset',
-        'config.update': 'Updated system settings',
-        'local_file.delete': 'Deleted local file',
-        'local_file.share': 'Shared local file'
-      },
-      activityTargetTypes: {
-        file: 'File',
-        view_preset: 'View preset',
-        config: 'System settings',
-        local_file: 'Local file',
-        system: 'System'
-      },
-      recentFiles: 'Recent Shares',
-      recentFilesDesc: 'Recently created share records for quick status checks.',
-      available: 'Available',
       healthActions: {
         attention: {
           title: 'Needs Attention',
@@ -156,12 +107,6 @@ export default {
           title: 'Permanent',
           description: 'View long-retention share records'
         }
-      },
-      table: {
-        file: 'File',
-        size: 'Size',
-        usage: 'Retrievals',
-        status: 'Status'
       }
     },
     fileManage: {
@@ -498,6 +443,7 @@ export default {
       permanent: 'Permanent'
     },
     sortBy: 'Sort',
+    sortOrder: 'Direction',
     unlimited: 'Unlimited',
     remaining: '{count} left',
     loadError: 'Failed to load file list',
@@ -854,7 +800,7 @@ export default {
       serverUptime: 'Uptime',
       refresh: 'Refresh',
       fileHealth: 'File Health',
-      fileHealthDesc: 'Real file records grouped by availability, expiry, and type.',
+      fileHealthDesc: 'Status insights for available, risky, and pending file queues.',
       activeFileRatio: 'Active Ratio',
       fileShareRatio: 'File Ratio',
       textShareRatio: 'Text Ratio',
@@ -870,62 +816,7 @@ export default {
       guestUpload: 'Guest Upload',
       maxSaveTime: 'Max Retention',
       noSaveLimit: 'Unlimited',
-      todayCapacityReference: 'Today Size / Single File Limit',
-      fileTypeDistribution: 'Type Distribution',
-      textType: 'Text',
-      recentActivities: 'Recent Activity',
-      recentActivitiesDesc: 'Key admin changes for quick operational traceability.',
-      viewAllActivities: 'View all',
-      activityTimelineTitle: 'Activity Timeline',
-      activityTimelineFiltered: 'Current Results',
-      activityTimelineStoredTotal: 'Retained Records',
-      activityKeyword: 'Keyword',
-      activityKeywordPlaceholder: 'Search target, action, or ID',
-      activityActionFilter: 'Action',
-      activityAllActions: 'All actions',
-      activityTargetTypeFilter: 'Target type',
-      activityAllTargets: 'All targets',
-      activityResetFilters: 'Reset',
-      activityRefresh: 'Refresh',
-      activityApplyFilters: 'Apply',
-      activityLoading: 'Loading activity records...',
-      activityNoFiltered: 'No matching activity records',
-      activityLoadFailed: 'Failed to load activity timeline',
-      noActivities: 'No activity yet',
-      activityUnknownTarget: 'Unnamed target',
-      activityDescription: 'Target: {target}',
-      activityBatchDescription: 'Target: {target}, {count} items',
-      activityActions: {
-        'file.delete': 'Deleted file',
-        'files.batch_delete': 'Batch deleted files',
-        'file.update': 'Edited file',
-        'files.batch_update': 'Batch updated files',
-        'file.policy_action': 'Updated file policy',
-        'files.batch_policy_action': 'Batch updated policies',
-        'file.metadata_update': 'Updated operations notes',
-        'file.view_preset_create': 'Created view preset',
-        'file.view_preset_update': 'Updated view preset',
-        'file.view_preset_delete': 'Deleted view preset',
-        'config.update': 'Updated system settings',
-        'local_file.delete': 'Deleted local file',
-        'local_file.share': 'Shared local file'
-      },
-      activityTargetTypes: {
-        file: 'File',
-        view_preset: 'View preset',
-        config: 'System settings',
-        local_file: 'Local file',
-        system: 'System'
-      },
-      recentFiles: 'Recent Shares',
-      recentFilesDesc: 'Recently created share records for quick status checks.',
-      available: 'Available',
-      table: {
-        file: 'File',
-        size: 'Size',
-        usage: 'Retrievals',
-        status: 'Status'
-      }
+      todayCapacityReference: 'Today Size / Single File Limit'
     },
     fileManage: {
       title: 'File Management',
diff --git a/src/i18n/locales/zh-CN.ts b/src/i18n/locales/zh-CN.ts
index cee7f8a..7bf827e 100644
--- a/src/i18n/locales/zh-CN.ts
+++ b/src/i18n/locales/zh-CN.ts
@@ -86,55 +86,6 @@ export default {
       maxSaveTime: '最长保存',
       noSaveLimit: '不限制',
       todayCapacityReference: '今日容量 / 单文件上限',
-      fileTypeDistribution: '类型分布',
-      textType: '文本',
-      recentActivities: '最近操作',
-      recentActivitiesDesc: '记录管理员最近的关键改动，便于回溯处理链路。',
-      viewAllActivities: '查看全部',
-      activityTimelineTitle: '操作时间线',
-      activityTimelineFiltered: '当前结果',
-      activityTimelineStoredTotal: '保留记录',
-      activityKeyword: '关键词',
-      activityKeywordPlaceholder: '搜索对象、动作或 ID',
-      activityActionFilter: '操作类型',
-      activityAllActions: '全部操作',
-      activityTargetTypeFilter: '对象类型',
-      activityAllTargets: '全部对象',
-      activityResetFilters: '重置',
-      activityRefresh: '刷新',
-      activityApplyFilters: '筛选',
-      activityLoading: '正在加载操作记录...',
-      activityNoFiltered: '没有匹配的操作记录',
-      activityLoadFailed: '操作时间线加载失败',
-      noActivities: '暂无操作记录',
-      activityUnknownTarget: '未命名对象',
-      activityDescription: '对象：{target}',
-      activityBatchDescription: '对象：{target}，共 {count} 项',
-      activityActions: {
-        'file.delete': '删除文件',
-        'files.batch_delete': '批量删除文件',
-        'file.update': '编辑文件',
-        'files.batch_update': '批量更新文件',
-        'file.policy_action': '更新文件策略',
-        'files.batch_policy_action': '批量更新策略',
-        'file.metadata_update': '更新运营备注',
-        'file.view_preset_create': '创建视图预设',
-        'file.view_preset_update': '覆盖视图预设',
-        'file.view_preset_delete': '删除视图预设',
-        'config.update': '更新系统配置',
-        'local_file.delete': '删除本地文件',
-        'local_file.share': '分享本地文件'
-      },
-      activityTargetTypes: {
-        file: '文件',
-        view_preset: '视图预设',
-        config: '系统配置',
-        local_file: '本地文件',
-        system: '系统'
-      },
-      recentFiles: '最近分享',
-      recentFilesDesc: '最近创建的分享记录，便于快速核对状态。',
-      available: '可取件',
       healthActions: {
         attention: {
           title: '需关注',
@@ -156,12 +107,6 @@ export default {
           title: '永久有效',
           description: '查看长期保留的分享记录'
         }
-      },
-      table: {
-        file: '文件',
-        size: '大小',
-        usage: '取件',
-        status: '状态'
       }
     },
     fileManage: {
@@ -496,6 +441,7 @@ export default {
       permanent: '永久有效'
     },
     sortBy: '排序',
+    sortOrder: '方向',
     unlimited: '不限次数',
     remaining: '剩余 {count} 次',
     loadError: '文件列表加载失败',
@@ -816,7 +762,7 @@ export default {
       serverUptime: '运行时间',
       refresh: '刷新数据',
       fileHealth: '文件健康',
-      fileHealthDesc: '基于真实文件记录统计有效、过期和类型分布。',
+      fileHealthDesc: '基于状态洞察统计可取件、风险与待处理队列。',
       activeFileRatio: '有效占比',
       fileShareRatio: '文件占比',
       textShareRatio: '文本占比',
@@ -832,62 +778,7 @@ export default {
       guestUpload: '游客上传',
       maxSaveTime: '最长保存',
       noSaveLimit: '不限制',
-      todayCapacityReference: '今日容量 / 单文件上限',
-      fileTypeDistribution: '类型分布',
-      textType: '文本',
-      recentActivities: '最近操作',
-      recentActivitiesDesc: '记录管理员最近的关键改动，便于回溯处理链路。',
-      viewAllActivities: '查看全部',
-      activityTimelineTitle: '操作时间线',
-      activityTimelineFiltered: '当前结果',
-      activityTimelineStoredTotal: '保留记录',
-      activityKeyword: '关键词',
-      activityKeywordPlaceholder: '搜索对象、动作或 ID',
-      activityActionFilter: '操作类型',
-      activityAllActions: '全部操作',
-      activityTargetTypeFilter: '对象类型',
-      activityAllTargets: '全部对象',
-      activityResetFilters: '重置',
-      activityRefresh: '刷新',
-      activityApplyFilters: '筛选',
-      activityLoading: '正在加载操作记录...',
-      activityNoFiltered: '没有匹配的操作记录',
-      activityLoadFailed: '操作时间线加载失败',
-      noActivities: '暂无操作记录',
-      activityUnknownTarget: '未命名对象',
-      activityDescription: '对象：{target}',
-      activityBatchDescription: '对象：{target}，共 {count} 项',
-      activityActions: {
-        'file.delete': '删除文件',
-        'files.batch_delete': '批量删除文件',
-        'file.update': '编辑文件',
-        'files.batch_update': '批量更新文件',
-        'file.policy_action': '更新文件策略',
-        'files.batch_policy_action': '批量更新策略',
-        'file.metadata_update': '更新运营备注',
-        'file.view_preset_create': '创建视图预设',
-        'file.view_preset_update': '覆盖视图预设',
-        'file.view_preset_delete': '删除视图预设',
-        'config.update': '更新系统配置',
-        'local_file.delete': '删除本地文件',
-        'local_file.share': '分享本地文件'
-      },
-      activityTargetTypes: {
-        file: '文件',
-        view_preset: '视图预设',
-        config: '系统配置',
-        local_file: '本地文件',
-        system: '系统'
-      },
-      recentFiles: '最近分享',
-      recentFilesDesc: '最近创建的分享记录，便于快速核对状态。',
-      available: '可取件',
-      table: {
-        file: '文件',
-        size: '大小',
-        usage: '取件',
-        status: '状态'
-      }
+      todayCapacityReference: '今日容量 / 单文件上限'
     },
     fileManage: {
       title: '文件管理',
diff --git a/src/layout/AdminLayout/AdminLayout.vue b/src/layout/AdminLayout/AdminLayout.vue
index 11bc34b..2c72d6e 100644
--- a/src/layout/AdminLayout/AdminLayout.vue
+++ b/src/layout/AdminLayout/AdminLayout.vue
@@ -5,10 +5,13 @@
   >
     <!-- Sidebar -->
     <aside
-      class="fixed inset-y-0 border-transparent left-0 z-50 w-64 transform transition-all duration-300 ease-in-out lg:relative lg:translate-x-0 border-r flex flex-col h-full lg:h-screen"
+      class="fixed inset-y-0 left-0 z-50 flex h-full w-64 shrink-0 transform flex-col border-r lg:relative lg:h-screen lg:translate-x-0"
       :class="[
-        isDarkMode ? 'bg-gray-800 bg-opacity-90 backdrop-filter backdrop-blur-xl ' : 'bg-white ',
-        { '-translate-x-full': !isSidebarOpen }
+        isDarkMode
+          ? 'border-gray-700 bg-gray-800 bg-opacity-90 backdrop-filter backdrop-blur-xl'
+          : 'border-gray-200 bg-white',
+        isSidebarOpen ? 'translate-x-0' : '-translate-x-full',
+        'transition-transform duration-300 ease-in-out lg:transition-none'
       ]"
     >
       <!-- Logo区域 -->
@@ -46,18 +49,18 @@
           <li v-for="item in menuItems" :key="item.id">
             <RouterLink
               :to="item.redirect"
-              class="flex items-center p-2 rounded-lg transition-colors duration-200"
+              class="flex h-10 w-full items-center rounded-lg border-l-4 px-3 text-sm font-medium"
               :class="[
                 route.name === item.id
                   ? isDarkMode
-                    ? 'bg-indigo-900 text-indigo-400'
-                    : 'bg-indigo-100 text-indigo-600'
+                    ? 'border-indigo-400 bg-gray-700/70 text-indigo-200'
+                    : 'border-indigo-500 bg-gray-100 text-indigo-700'
                   : isDarkMode
-                    ? 'text-gray-400 hover:bg-gray-700'
-                    : 'text-gray-600 hover:bg-gray-100'
+                    ? 'border-transparent text-gray-400 hover:bg-gray-700'
+                    : 'border-transparent text-gray-600 hover:bg-gray-100'
               ]"
             >
-              <component :is="item.icon" class="w-5 h-5 mr-3" />
+              <component :is="item.icon" class="mr-3 h-5 w-5 shrink-0" />
               {{ item.name }}
             </RouterLink>
           </li>
@@ -82,7 +85,7 @@
     </aside>
 
     <!-- Main Content -->
-    <div class="flex h-full min-h-0 flex-1 flex-col">
+    <div class="flex h-full min-h-0 min-w-0 flex-1 flex-col">
       <!-- Header -->
       <header
         class="shadow-md border-b transition-colors duration-300 h-16"
diff --git a/src/router/index.ts b/src/router/index.ts
index b918d6e..0429165 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -11,7 +11,7 @@ const publicPageMeta = {
 const adminPageMeta = {
   requiresAuth: true,
   showGlobalControls: false,
-  showRouteLoading: true
+  showRouteLoading: false
 }
 
 const routes: RouteRecordRaw[] = [
diff --git a/src/services/stats.ts b/src/services/stats.ts
index 0eabfd6..c275a12 100644
--- a/src/services/stats.ts
+++ b/src/services/stats.ts
@@ -1,19 +1,8 @@
 import api from './client'
-import type {
-  ApiResponse,
-  DashboardActivitiesParams,
-  DashboardActivitiesResponse,
-  DashboardData
-} from '@/types'
+import type { ApiResponse, DashboardData } from '@/types'
 
 export class StatsService {
   static async getDashboard(): Promise<ApiResponse<DashboardData>> {
     return api.get('/admin/dashboard')
   }
-
-  static async getActivities(
-    params: DashboardActivitiesParams
-  ): Promise<ApiResponse<DashboardActivitiesResponse>> {
-    return api.get('/admin/activities', { params })
-  }
 }
diff --git a/src/types/dashboard.ts b/src/types/dashboard.ts
index e472ab3..6c10d0a 100644
--- a/src/types/dashboard.ts
+++ b/src/types/dashboard.ts
@@ -39,85 +39,6 @@ export interface DashboardData {
   healthyCount?: number
   permanentCount?: number
   healthSummary?: Partial<DashboardHealthSummary>
-  topSuffixes?: DashboardSuffixStat[]
-  recentFiles?: DashboardRecentFile[]
-  recentActivities?: DashboardActivity[]
-  recent_activities?: DashboardActivity[]
-}
-
-export interface DashboardSuffixStat {
-  suffix: string
-  count: number
-}
-
-export interface DashboardRecentFile {
-  id: number
-  code: string
-  name: string
-  suffix: string
-  size: number
-  text: boolean
-  expiredAt: string | null
-  expiredCount: number
-  usedCount: number
-  createdAt: string | null
-  isExpired: boolean
-}
-
-export interface DashboardActivity {
-  id: string
-  action: string
-  targetType?: string
-  target_type?: string
-  targetId?: string | number | null
-  target_id?: string | number | null
-  targetName?: string
-  target_name?: string
-  count: number
-  meta?: Record<string, unknown>
-  createdAt?: string | null
-  created_at?: string | null
-}
-
-export interface DashboardActivityViewItem extends DashboardActivity {
-  targetTypeValue: string
-  targetNameValue: string
-  createdAtValue: string | null
-}
-
-export interface DashboardActivityOption {
-  value: string
-  label?: string
-  count: number
-}
-
-export interface DashboardActivityFilters {
-  action?: string
-  targetType?: string
-  target_type?: string
-  keyword?: string
-}
-
-export interface DashboardActivitiesParams {
-  limit?: number
-  action?: string
-  targetType?: string
-  target_type?: string
-  keyword?: string
-}
-
-export interface DashboardActivitiesResponse {
-  activities?: DashboardActivity[]
-  items?: DashboardActivity[]
-  total?: number
-  storedTotal?: number
-  stored_total?: number
-  limit?: number
-  filters?: DashboardActivityFilters
-  actionOptions?: DashboardActivityOption[]
-  action_options?: DashboardActivityOption[]
-  targetTypeOptions?: DashboardActivityOption[]
-  target_type_options?: DashboardActivityOption[]
 }
 
 export type DashboardViewData = Omit<
@@ -134,10 +55,6 @@ export type DashboardViewData = Omit<
   | 'openUpload'
   | 'enableChunk'
   | 'maxSaveSeconds'
-  | 'topSuffixes'
-  | 'recentFiles'
-  | 'recentActivities'
-  | 'recent_activities'
   | 'storageUsed'
   | 'yesterdaySize'
   | 'todaySize'
@@ -155,9 +72,6 @@ export type DashboardViewData = Omit<
     openUpload: number
     enableChunk: number
     maxSaveSeconds: number
-    topSuffixes: DashboardSuffixStat[]
-    recentFiles: DashboardRecentFile[]
-    recentActivities: DashboardActivityViewItem[]
     storageUsed: number
     yesterdaySize: number
     todaySize: number
diff --git a/src/views/manage/DashboardView.vue b/src/views/manage/DashboardView.vue
index cbc4df0..19ac285 100644
--- a/src/views/manage/DashboardView.vue
+++ b/src/views/manage/DashboardView.vue
@@ -221,436 +221,7 @@
         </div>
       </section>
     </div>
-
-    <div v-if="dashboardData.hasExtendedStats" class="mt-6 grid grid-cols-1 gap-6 xl:grid-cols-4">
-      <section class="rounded-lg p-5 shadow-sm" :class="[panelClass]">
-        <h3 class="text-lg font-semibold" :class="[primaryTextClass]">
-          {{ t('admin.dashboard.fileTypeDistribution') }}
-        </h3>
-        <div class="mt-4 space-y-3">
-          <div
-            v-if="dashboardData.topSuffixes.length === 0"
-            class="text-sm"
-            :class="[mutedTextClass]"
-          >
-            {{ t('common.noData') }}
-          </div>
-          <div v-for="item in dashboardData.topSuffixes" :key="item.suffix" class="space-y-1">
-            <div class="flex items-center justify-between text-sm">
-              <span :class="[primaryTextClass]">{{
-                item.suffix || t('admin.dashboard.textType')
-              }}</span>
-              <span :class="[mutedTextClass]">{{ item.count }}</span>
-            </div>
-            <div
-              class="h-2 overflow-hidden rounded-full"
-              :class="[isDarkMode ? 'bg-gray-700' : 'bg-gray-100']"
-            >
-              <div
-                class="h-full rounded-full bg-purple-500"
-                :style="{ width: `${getSuffixRatio(item.count)}%` }"
-              ></div>
-            </div>
-          </div>
-        </div>
-      </section>
-
-      <section class="rounded-lg p-5 shadow-sm" :class="[panelClass]">
-        <div class="mb-4 flex items-start justify-between gap-3">
-          <div>
-            <h3 class="text-lg font-semibold" :class="[primaryTextClass]">
-              {{ t('admin.dashboard.recentActivities') }}
-            </h3>
-            <p class="text-sm" :class="[mutedTextClass]">
-              {{ t('admin.dashboard.recentActivitiesDesc') }}
-            </p>
-          </div>
-          <button
-            type="button"
-            class="inline-flex shrink-0 items-center gap-1.5 rounded-lg px-2.5 py-1.5 text-xs font-medium transition-colors"
-            :class="[
-              isDarkMode
-                ? 'bg-gray-900 text-indigo-200 hover:bg-gray-700'
-                : 'bg-indigo-50 text-indigo-700 hover:bg-indigo-100'
-            ]"
-            @click="handleOpenActivityTimeline"
-          >
-            <HistoryIcon class="h-4 w-4" />
-            {{ t('admin.dashboard.viewAllActivities') }}
-          </button>
-        </div>
-
-        <div
-          v-if="dashboardData.recentActivities.length === 0"
-          class="rounded-lg border px-4 py-6 text-center text-sm"
-          :class="[subtlePanelClass, mutedTextClass]"
-        >
-          {{ t('admin.dashboard.noActivities') }}
-        </div>
-        <div v-else class="space-y-3">
-          <div
-            v-for="activity in dashboardData.recentActivities"
-            :key="activity.id"
-            class="rounded-lg border px-3 py-3"
-            :class="[subtlePanelClass]"
-          >
-            <div class="flex items-start gap-3">
-              <span
-                class="mt-0.5 inline-flex h-8 w-8 shrink-0 items-center justify-center rounded-lg"
-                :class="getActivityIconClass(activity.action)"
-              >
-                <component :is="getActivityIcon(activity.action)" class="h-4 w-4" />
-              </span>
-              <div class="min-w-0 flex-1">
-                <p class="text-sm font-medium" :class="[primaryTextClass]">
-                  {{ getActivityTitle(activity.action) }}
-                </p>
-                <p class="mt-1 truncate text-xs" :class="[mutedTextClass]">
-                  {{ getActivityDescription(activity) }}
-                </p>
-                <p class="mt-2 text-xs" :class="[mutedTextClass]">
-                  {{ formatCreatedAt(activity.createdAtValue) }}
-                </p>
-              </div>
-            </div>
-          </div>
-        </div>
-      </section>
-
-      <section class="xl:col-span-2 rounded-lg p-5 shadow-sm" :class="[panelClass]">
-        <div class="mb-4 flex items-center justify-between">
-          <div>
-            <h3 class="text-lg font-semibold" :class="[primaryTextClass]">
-              {{ t('admin.dashboard.recentFiles') }}
-            </h3>
-            <p class="text-sm" :class="[mutedTextClass]">
-              {{ t('admin.dashboard.recentFilesDesc') }}
-            </p>
-          </div>
-        </div>
-
-        <div
-          class="overflow-hidden rounded-lg border"
-          :class="[isDarkMode ? 'border-gray-700' : 'border-gray-200']"
-        >
-          <table
-            class="min-w-full divide-y"
-            :class="[isDarkMode ? 'divide-gray-700' : 'divide-gray-200']"
-          >
-            <thead :class="[isDarkMode ? 'bg-gray-900/50' : 'bg-gray-50']">
-              <tr>
-                <th
-                  class="px-4 py-3 text-left text-xs font-medium uppercase tracking-wider"
-                  :class="[mutedTextClass]"
-                >
-                  {{ t('admin.dashboard.table.file') }}
-                </th>
-                <th
-                  class="px-4 py-3 text-left text-xs font-medium uppercase tracking-wider"
-                  :class="[mutedTextClass]"
-                >
-                  {{ t('admin.dashboard.table.size') }}
-                </th>
-                <th
-                  class="px-4 py-3 text-left text-xs font-medium uppercase tracking-wider"
-                  :class="[mutedTextClass]"
-                >
-                  {{ t('admin.dashboard.table.usage') }}
-                </th>
-                <th
-                  class="px-4 py-3 text-left text-xs font-medium uppercase tracking-wider"
-                  :class="[mutedTextClass]"
-                >
-                  {{ t('admin.dashboard.table.status') }}
-                </th>
-              </tr>
-            </thead>
-            <tbody class="divide-y" :class="[isDarkMode ? 'divide-gray-700' : 'divide-gray-100']">
-              <tr v-if="dashboardData.recentFiles.length === 0">
-                <td colspan="4" class="px-4 py-6 text-center text-sm" :class="[mutedTextClass]">
-                  {{ t('common.noData') }}
-                </td>
-              </tr>
-              <tr v-for="file in dashboardData.recentFiles" :key="file.id">
-                <td class="px-4 py-3">
-                  <div class="flex items-center gap-3">
-                    <div
-                      class="rounded-lg p-2"
-                      :class="[isDarkMode ? 'bg-gray-700' : 'bg-gray-100']"
-                    >
-                      <FileTextIcon v-if="file.text" class="h-4 w-4" :class="[mutedTextClass]" />
-                      <FileIcon v-else class="h-4 w-4" :class="[mutedTextClass]" />
-                    </div>
-                    <div class="min-w-0">
-                      <p class="truncate text-sm font-medium" :class="[primaryTextClass]">
-                        {{ file.name || file.code }}
-                      </p>
-                      <p class="text-xs" :class="[mutedTextClass]">
-                        {{ file.code }} · {{ formatCreatedAt(file.createdAt) }}
-                      </p>
-                    </div>
-                  </div>
-                </td>
-                <td class="px-4 py-3 text-sm" :class="[primaryTextClass]">
-                  {{ formatFileSize(file.size) }}
-                </td>
-                <td class="px-4 py-3 text-sm" :class="[primaryTextClass]">
-                  {{ file.usedCount }} {{ t('common.times') }}
-                </td>
-                <td class="px-4 py-3">
-                  <span
-                    class="inline-flex rounded-full px-2.5 py-1 text-xs font-medium"
-                    :class="[
-                      file.isExpired
-                        ? isDarkMode
-                          ? 'bg-red-900/40 text-red-300'
-                          : 'bg-red-100 text-red-700'
-                        : isDarkMode
-                          ? 'bg-green-900/40 text-green-300'
-                          : 'bg-green-100 text-green-700'
-                    ]"
-                  >
-                    {{ file.isExpired ? t('common.expiredFile') : t('admin.dashboard.available') }}
-                  </span>
-                </td>
-              </tr>
-            </tbody>
-          </table>
-        </div>
-      </section>
-    </div>
   </div>
-
-  <SideDrawer
-    :visible="isActivityTimelineOpen"
-    :title="t('admin.dashboard.activityTimelineTitle')"
-    @close="closeActivityTimeline"
-  >
-    <div class="flex min-h-0 flex-1 flex-col">
-      <div class="border-b p-5" :class="[isDarkMode ? 'border-gray-700' : 'border-gray-200']">
-        <div class="grid grid-cols-2 gap-3">
-          <div class="rounded-lg border p-3" :class="[subtlePanelClass]">
-            <p class="text-xs" :class="[mutedTextClass]">
-              {{ t('admin.dashboard.activityTimelineFiltered') }}
-            </p>
-            <strong class="mt-1 block text-2xl" :class="[primaryTextClass]">
-              {{ activityTimelineTotal }}
-            </strong>
-          </div>
-          <div class="rounded-lg border p-3" :class="[subtlePanelClass]">
-            <p class="text-xs" :class="[mutedTextClass]">
-              {{ t('admin.dashboard.activityTimelineStoredTotal') }}
-            </p>
-            <strong class="mt-1 block text-2xl" :class="[primaryTextClass]">
-              {{ activityTimelineStoredTotal }}
-            </strong>
-          </div>
-        </div>
-
-        <form class="mt-4 space-y-3" @submit.prevent="handleApplyActivityFilters">
-          <label class="block">
-            <span class="mb-1 block text-xs font-medium" :class="[mutedTextClass]">
-              {{ t('admin.dashboard.activityKeyword') }}
-            </span>
-            <span class="relative block">
-              <SearchIcon
-                class="pointer-events-none absolute left-3 top-2.5 h-4 w-4"
-                :class="[mutedTextClass]"
-              />
-              <input
-                v-model="activityFilters.keyword"
-                type="search"
-                class="w-full rounded-lg border py-2 pl-9 pr-3 text-sm outline-none transition-colors"
-                :class="[
-                  isDarkMode
-                    ? 'border-gray-700 bg-gray-900 text-gray-100 placeholder:text-gray-500 focus:border-indigo-400'
-                    : 'border-gray-200 bg-white text-gray-900 placeholder:text-gray-400 focus:border-indigo-400'
-                ]"
-                :placeholder="t('admin.dashboard.activityKeywordPlaceholder')"
-              />
-            </span>
-          </label>
-
-          <div class="grid grid-cols-1 gap-3 sm:grid-cols-2">
-            <label class="block">
-              <span class="mb-1 block text-xs font-medium" :class="[mutedTextClass]">
-                {{ t('admin.dashboard.activityActionFilter') }}
-              </span>
-              <select
-                v-model="activityFilters.action"
-                class="w-full rounded-lg border px-3 py-2 text-sm outline-none transition-colors"
-                :class="[
-                  isDarkMode
-                    ? 'border-gray-700 bg-gray-900 text-gray-100 focus:border-indigo-400'
-                    : 'border-gray-200 bg-white text-gray-900 focus:border-indigo-400'
-                ]"
-              >
-                <option value="">{{ t('admin.dashboard.activityAllActions') }}</option>
-                <option
-                  v-for="option in activityActionOptions"
-                  :key="option.value"
-                  :value="option.value"
-                >
-                  {{ getActivityTitle(option.value) }} ({{ option.count }})
-                </option>
-              </select>
-            </label>
-
-            <label class="block">
-              <span class="mb-1 block text-xs font-medium" :class="[mutedTextClass]">
-                {{ t('admin.dashboard.activityTargetTypeFilter') }}
-              </span>
-              <select
-                v-model="activityFilters.targetType"
-                class="w-full rounded-lg border px-3 py-2 text-sm outline-none transition-colors"
-                :class="[
-                  isDarkMode
-                    ? 'border-gray-700 bg-gray-900 text-gray-100 focus:border-indigo-400'
-                    : 'border-gray-200 bg-white text-gray-900 focus:border-indigo-400'
-                ]"
-              >
-                <option value="">{{ t('admin.dashboard.activityAllTargets') }}</option>
-                <option
-                  v-for="option in activityTargetTypeOptions"
-                  :key="option.value"
-                  :value="option.value"
-                >
-                  {{ getActivityTargetTypeTitle(option.value) }} ({{ option.count }})
-                </option>
-              </select>
-            </label>
-          </div>
-
-          <div class="flex flex-wrap items-center justify-between gap-2">
-            <button
-              type="button"
-              class="inline-flex items-center gap-1.5 rounded-lg px-3 py-2 text-sm font-medium transition-colors disabled:cursor-not-allowed disabled:opacity-60"
-              :class="[
-                isDarkMode
-                  ? 'bg-gray-800 text-gray-200 hover:bg-gray-700'
-                  : 'bg-gray-100 text-gray-700 hover:bg-gray-200'
-              ]"
-              :disabled="!hasActivityFilters || isActivityTimelineLoading"
-              @click="handleResetActivityFilters"
-            >
-              {{ t('admin.dashboard.activityResetFilters') }}
-            </button>
-
-            <div class="flex items-center gap-2">
-              <button
-                type="button"
-                class="inline-flex items-center gap-1.5 rounded-lg px-3 py-2 text-sm font-medium transition-colors disabled:cursor-not-allowed disabled:opacity-60"
-                :class="[
-                  isDarkMode
-                    ? 'bg-gray-800 text-gray-200 hover:bg-gray-700'
-                    : 'bg-gray-100 text-gray-700 hover:bg-gray-200'
-                ]"
-                :disabled="isActivityTimelineLoading"
-                @click="handleRefreshActivityTimeline"
-              >
-                <RefreshCwIcon
-                  class="h-4 w-4"
-                  :class="{ 'animate-spin': isActivityTimelineLoading }"
-                />
-                {{ t('admin.dashboard.activityRefresh') }}
-              </button>
-              <button
-                type="submit"
-                class="inline-flex items-center gap-1.5 rounded-lg bg-indigo-600 px-3 py-2 text-sm font-medium text-white transition-colors hover:bg-indigo-700 disabled:cursor-not-allowed disabled:opacity-60"
-                :disabled="isActivityTimelineLoading"
-              >
-                <ListFilterIcon class="h-4 w-4" />
-                {{ t('admin.dashboard.activityApplyFilters') }}
-              </button>
-            </div>
-          </div>
-        </form>
-      </div>
-
-      <div class="min-h-0 flex-1 overflow-y-auto p-5 custom-scrollbar">
-        <div
-          v-if="activityTimelineError"
-          class="mb-4 rounded-lg border px-4 py-3 text-sm"
-          :class="[
-            isDarkMode
-              ? 'border-red-900/50 bg-red-950/30 text-red-200'
-              : 'border-red-200 bg-red-50 text-red-700'
-          ]"
-        >
-          {{ activityTimelineError }}
-        </div>
-
-        <div
-          v-if="isActivityTimelineLoading"
-          class="flex items-center justify-center gap-2 rounded-lg border px-4 py-8 text-sm"
-          :class="[subtlePanelClass, mutedTextClass]"
-        >
-          <RefreshCwIcon class="h-4 w-4 animate-spin" />
-          {{ t('admin.dashboard.activityLoading') }}
-        </div>
-
-        <div
-          v-else-if="activityTimeline.length === 0"
-          class="rounded-lg border px-4 py-8 text-center text-sm"
-          :class="[subtlePanelClass, mutedTextClass]"
-        >
-          {{
-            hasActivityFilters
-              ? t('admin.dashboard.activityNoFiltered')
-              : t('admin.dashboard.noActivities')
-          }}
-        </div>
-
-        <div v-else class="space-y-4">
-          <div
-            v-for="activity in activityTimeline"
-            :key="activity.id"
-            class="rounded-lg border p-4"
-            :class="[subtlePanelClass]"
-          >
-            <div class="flex items-start gap-3">
-              <span
-                class="mt-0.5 inline-flex h-9 w-9 shrink-0 items-center justify-center rounded-lg"
-                :class="getActivityIconClass(activity.action)"
-              >
-                <component :is="getActivityIcon(activity.action)" class="h-4 w-4" />
-              </span>
-              <div class="min-w-0 flex-1">
-                <div class="flex flex-wrap items-start justify-between gap-2">
-                  <div class="min-w-0">
-                    <p class="text-sm font-semibold" :class="[primaryTextClass]">
-                      {{ getActivityTitle(activity.action) }}
-                    </p>
-                    <p class="mt-1 text-sm" :class="[mutedTextClass]">
-                      {{ getActivityDescription(activity) }}
-                    </p>
-                  </div>
-                  <span
-                    class="inline-flex shrink-0 rounded-full px-2.5 py-1 text-xs font-medium"
-                    :class="[isDarkMode ? 'bg-gray-800 text-gray-300' : 'bg-white text-gray-600']"
-                  >
-                    {{ getActivityTargetTypeTitle(activity.targetTypeValue) }}
-                  </span>
-                </div>
-                <div
-                  class="mt-3 flex flex-wrap items-center gap-2 text-xs"
-                  :class="[mutedTextClass]"
-                >
-                  <span>{{ formatCreatedAt(activity.createdAtValue) }}</span>
-                  <span v-if="activity.count > 1"
-                    >· {{ activity.count }} {{ t('common.files') }}</span
-                  >
-                  <span v-if="activity.targetId ?? activity.target_id">
-                    · ID {{ activity.targetId ?? activity.target_id }}
-                  </span>
-                </div>
-              </div>
-            </div>
-          </div>
-        </div>
-      </div>
-    </div>
-  </SideDrawer>
 </template>
 
 <script setup lang="ts">
@@ -662,74 +233,26 @@ import {
   AlertTriangleIcon,
   ArrowRightIcon,
   CheckCircleIcon,
-  ClockIcon,
   DownloadCloudIcon,
-  FileIcon,
   FilesIcon,
-  FileTextIcon,
   HardDriveIcon,
-  HistoryIcon,
-  ListFilterIcon,
-  PencilIcon,
   RefreshCwIcon,
-  SearchIcon,
   ShieldCheckIcon,
-  SlidersHorizontalIcon,
-  TrashIcon,
   UploadCloudIcon
 } from 'lucide-vue-next'
 import StatCard from '@/components/common/StatCard.vue'
-import SideDrawer from '@/components/common/SideDrawer.vue'
 import { useDashboardStats, useInjectedDarkMode } from '@/composables'
 import { useI18n } from 'vue-i18n'
-import { formatFileSize, formatTimestamp } from '@/utils/common'
 import { ROUTES } from '@/constants'
-import type { DashboardActivityViewItem, DashboardHealthAction } from '@/types'
+import type { DashboardHealthAction } from '@/types'
 
 const isDarkMode = useInjectedDarkMode()
 const { t } = useI18n()
 const router = useRouter()
-const {
-  activityActionOptions,
-  activityFilters,
-  activityTargetTypeOptions,
-  activityTimeline,
-  activityTimelineError,
-  activityTimelineStoredTotal,
-  activityTimelineTotal,
-  applyActivityFilters,
-  closeActivityTimeline,
-  dashboardData,
-  errorMessage,
-  fetchActivityTimeline,
-  fetchDashboardData,
-  hasActivityFilters,
-  isActivityTimelineLoading,
-  isActivityTimelineOpen,
-  isLoading,
-  lastUpdatedText,
-  openActivityTimeline,
-  resetActivityFilters
-} = useDashboardStats({
-  activityLoadFailedMessage: t('admin.dashboard.activityLoadFailed'),
-  loadFailedMessage: t('admin.dashboard.loadFailed')
-})
-
-const handleOpenActivityTimeline = () => {
-  void openActivityTimeline()
-}
-
-const handleApplyActivityFilters = () => {
-  void applyActivityFilters()
-}
-
-const handleResetActivityFilters = () => {
-  void resetActivityFilters()
-}
-
-const handleRefreshActivityTimeline = () => {
-  void fetchActivityTimeline()
-}
+const { dashboardData, errorMessage, fetchDashboardData, isLoading, lastUpdatedText } =
+  useDashboardStats({
+    loadFailedMessage: t('admin.dashboard.loadFailed')
+  })
 
 const primaryTextClass = computed(() => (isDarkMode.value ? 'text-white' : 'text-gray-900'))
 const mutedTextClass = computed(() => (isDarkMode.value ? 'text-gray-400' : 'text-gray-500'))
@@ -739,9 +262,6 @@ const panelClass = computed(() =>
 const subtlePanelClass = computed(() =>
   isDarkMode.value ? 'border-gray-700 bg-gray-900/30' : 'border-gray-100 bg-gray-50'
 )
-const maxSuffixCount = computed(() =>
-  Math.max(...dashboardData.topSuffixes.map((item) => item.count), 1)
-)
 const maxSaveTimeText = computed(() => {
   if (!dashboardData.maxSaveSeconds) return t('admin.dashboard.noSaveLimit')
   const days = Math.floor(dashboardData.maxSaveSeconds / 86400)
@@ -794,84 +314,6 @@ const healthActions = computed<DashboardHealthAction[]>(() => [
   }
 ])
 
-const getSuffixRatio = (count: number) => Math.round((count / maxSuffixCount.value) * 100)
-
-const formatCreatedAt = (value: string | null) => {
-  if (!value) return '-'
-  return formatTimestamp(value, 'datetime')
-}
-
-type ActivityTone = 'danger' | 'warning' | 'success' | 'neutral'
-
-const activityIconMap: Record<string, Component> = {
-  'file.delete': TrashIcon,
-  'files.batch_delete': TrashIcon,
-  'file.update': PencilIcon,
-  'files.batch_update': PencilIcon,
-  'file.policy_action': ClockIcon,
-  'files.batch_policy_action': ClockIcon,
-  'file.metadata_update': FileTextIcon,
-  'file.view_preset_create': SlidersHorizontalIcon,
-  'file.view_preset_update': SlidersHorizontalIcon,
-  'file.view_preset_delete': SlidersHorizontalIcon,
-  'config.update': SlidersHorizontalIcon,
-  'local_file.delete': TrashIcon,
-  'local_file.share': UploadCloudIcon
-}
-
-const getActivityIcon = (action: string) => activityIconMap[action] || HistoryIcon
-
-const getActivityTone = (action: string): ActivityTone => {
-  if (action.includes('delete')) return 'danger'
-  if (action.includes('policy') || action.includes('update')) return 'warning'
-  if (action.includes('share') || action.includes('create')) return 'success'
-  return 'neutral'
-}
-
-const getActivityIconClass = (action: string) => {
-  const tone = getActivityTone(action)
-  const darkClasses: Record<ActivityTone, string> = {
-    danger: 'bg-red-500/10 text-red-300',
-    warning: 'bg-amber-500/10 text-amber-300',
-    success: 'bg-emerald-500/10 text-emerald-300',
-    neutral: 'bg-gray-700 text-gray-300'
-  }
-  const lightClasses: Record<ActivityTone, string> = {
-    danger: 'bg-red-50 text-red-700',
-    warning: 'bg-amber-50 text-amber-700',
-    success: 'bg-emerald-50 text-emerald-700',
-    neutral: 'bg-gray-100 text-gray-700'
-  }
-
-  return isDarkMode.value ? darkClasses[tone] : lightClasses[tone]
-}
-
-const getActivityTitle = (action: string) => {
-  const key = `admin.dashboard.activityActions.${action}`
-  const title = t(key)
-  return title === key ? action : title
-}
-
-const getActivityTargetTypeTitle = (targetType: string) => {
-  const key = `admin.dashboard.activityTargetTypes.${targetType}`
-  const title = t(key)
-  return title === key ? targetType : title
-}
-
-const getActivityDescription = (activity: DashboardActivityViewItem) => {
-  const targetName = activity.targetNameValue || t('admin.dashboard.activityUnknownTarget')
-  if (activity.count > 1) {
-    return t('admin.dashboard.activityBatchDescription', {
-      target: targetName,
-      count: activity.count
-    })
-  }
-
-  return t('admin.dashboard.activityDescription', {
-    target: targetName
-  })
-}
-
 const healthActionIconMap: Record<DashboardHealthAction['tone'], Component> = {
   danger: AlertTriangleIcon,
   warning: AlertTriangleIcon,
diff --git a/src/views/manage/FileManageView.vue b/src/views/manage/FileManageView.vue
index 795c101..786a8c7 100644
--- a/src/views/manage/FileManageView.vue
+++ b/src/views/manage/FileManageView.vue
@@ -52,26 +52,29 @@
     </div>
 
     <section class="mb-6 rounded-lg border p-4" :class="[panelClass]">
-      <div class="flex flex-col gap-4 xl:flex-row xl:items-center xl:justify-between">
-        <div class="flex min-w-0 flex-1 flex-col gap-3 md:flex-row">
-          <div class="relative min-w-[220px] flex-1">
-            <input
-              v-model="params.keyword"
-              type="text"
-              :placeholder="t('fileManage.searchPlaceholder')"
-              class="w-full rounded-lg border py-2.5 pl-10 pr-4 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
-              :class="[
-                isDarkMode
-                  ? 'border-gray-600 bg-gray-700 text-white placeholder-gray-400'
-                  : 'border-gray-300 bg-white text-gray-900 placeholder-gray-400'
-              ]"
-              @keyup.enter="handleSearch"
-            />
-            <SearchIcon
-              class="absolute left-3 top-3 h-4 w-4"
-              :class="[isDarkMode ? 'text-gray-400' : 'text-gray-500']"
-            />
-          </div>
+      <div class="grid gap-4">
+        <div class="flex flex-col gap-3 lg:flex-row lg:items-center">
+          <label class="min-w-0 flex-1">
+            <span class="sr-only">{{ t('fileManage.searchPlaceholder') }}</span>
+            <span class="relative block">
+              <SearchIcon
+                class="absolute left-3 top-3 h-4 w-4"
+                :class="[isDarkMode ? 'text-gray-400' : 'text-gray-500']"
+              />
+              <input
+                v-model="params.keyword"
+                type="text"
+                :placeholder="t('fileManage.searchPlaceholder')"
+                class="w-full rounded-lg border py-2.5 pl-10 pr-4 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+                :class="[
+                  isDarkMode
+                    ? 'border-gray-600 bg-gray-700 text-white placeholder-gray-400'
+                    : 'border-gray-300 bg-white text-gray-900 placeholder-gray-400'
+                ]"
+                @keyup.enter="handleSearch"
+              />
+            </span>
+          </label>
           <BaseButton :loading="isLoading" @click="handleSearch">
             <template #icon>
               <SearchIcon class="mr-2 h-4 w-4" />
@@ -80,142 +83,159 @@
           </BaseButton>
         </div>
 
-        <div class="flex flex-col gap-3 xl:items-end">
-          <div class="flex flex-wrap items-center gap-2">
-            <span class="inline-flex items-center text-xs font-medium" :class="[mutedTextClass]">
+        <div class="grid gap-3 md:grid-cols-2 xl:grid-cols-6">
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
               <FilterIcon class="mr-1 h-3.5 w-3.5" />
               {{ t('fileManage.statusLabel') }}
             </span>
-            <button
-              v-for="option in statusFilterOptions"
-              :key="option.value"
-              type="button"
-              class="rounded-lg px-3 py-1.5 text-xs font-medium transition-colors"
-              :class="getStatusFilterClass(option.value)"
-              @click="setStatusFilter(option.value)"
+            <select
+              :value="params.status"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              @change="handleStatusFilterChange"
             >
-              {{ option.label }}
-            </button>
-          </div>
+              <option
+                v-for="option in statusFilterOptions"
+                :key="option.value"
+                :value="option.value"
+              >
+                {{ option.label }}
+              </option>
+            </select>
+          </label>
 
-          <div class="flex flex-wrap items-center gap-2">
-            <span class="inline-flex items-center text-xs font-medium" :class="[mutedTextClass]">
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
               <ActivityIcon class="mr-1 h-3.5 w-3.5" />
               {{ t('fileManage.healthLabel') }}
             </span>
-            <button
-              v-for="option in healthFilterOptions"
-              :key="option.value"
-              type="button"
-              class="rounded-lg px-3 py-1.5 text-xs font-medium transition-colors"
-              :class="getHealthFilterClass(option.value)"
-              @click="handleHealthFilterChange(option.value)"
+            <select
+              :value="params.health"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              @change="handleHealthFilterSelect"
             >
-              <span>{{ option.label }}</span>
-              <span v-if="typeof option.count === 'number'">({{ option.count }})</span>
-            </button>
-          </div>
+              <option
+                v-for="option in healthFilterOptions"
+                :key="option.value"
+                :value="option.value"
+              >
+                {{ formatFilterOptionLabel(option) }}
+              </option>
+            </select>
+          </label>
 
-          <div class="flex flex-wrap items-center gap-2">
-            <span class="inline-flex items-center text-xs font-medium" :class="[mutedTextClass]">
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
               <ArchiveIcon class="mr-1 h-3.5 w-3.5" />
               {{ t('fileManage.typeLabel') }}
             </span>
-            <button
-              v-for="option in typeFilterOptions"
-              :key="option.value"
-              type="button"
-              class="rounded-lg px-3 py-1.5 text-xs font-medium transition-colors"
-              :class="getTypeFilterClass(option.value)"
-              @click="setTypeFilter(option.value)"
+            <select
+              :value="params.type"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              @change="handleTypeFilterChange"
             >
-              {{ option.label }}
-            </button>
-          </div>
-        </div>
-      </div>
-
-      <div class="mt-4 flex flex-col gap-3 sm:flex-row sm:items-center">
-        <label class="text-sm" :class="[mutedTextClass]">
-          {{ t('fileManage.sortBy') }}
-        </label>
-        <select
-          v-model="params.sortBy"
-          class="rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
-          :class="[fieldClass]"
-          @change="handleSearch"
-        >
-          <option v-for="option in sortOptions" :key="option.value" :value="option.value">
-            {{ option.label }}
-          </option>
-        </select>
-        <select
-          v-model="params.sortOrder"
-          class="rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
-          :class="[fieldClass]"
-          @change="handleSearch"
-        >
-          <option v-for="option in sortOrderOptions" :key="option.value" :value="option.value">
-            {{ option.label }}
-          </option>
-        </select>
-        <div class="flex flex-col gap-2 sm:ml-auto sm:flex-row sm:items-center">
-          <label class="inline-flex items-center text-sm" :class="[mutedTextClass]">
-            <FilterIcon class="mr-1 h-3.5 w-3.5" />
-            {{ t('fileManage.viewPreset') }}
+              <option v-for="option in typeFilterOptions" :key="option.value" :value="option.value">
+                {{ option.label }}
+              </option>
+            </select>
           </label>
-          <select
-            :value="selectedViewPresetId"
-            class="min-w-[160px] rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
-            :class="[fieldClass]"
-            :disabled="isViewPresetLoading"
-            @change="handleViewPresetChange"
+
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
+              <ClockIcon class="mr-1 h-3.5 w-3.5" />
+              {{ t('fileManage.sortBy') }}
+            </span>
+            <select
+              v-model="params.sortBy"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              @change="handleSearch"
+            >
+              <option v-for="option in sortOptions" :key="option.value" :value="option.value">
+                {{ option.label }}
+              </option>
+            </select>
+          </label>
+
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
+              <ArrowDownUpIcon class="mr-1 h-3.5 w-3.5" />
+              {{ t('fileManage.sortOrder') }}
+            </span>
+            <select
+              v-model="params.sortOrder"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              @change="handleSearch"
+            >
+              <option v-for="option in sortOrderOptions" :key="option.value" :value="option.value">
+                {{ option.label }}
+              </option>
+            </select>
+          </label>
+
+          <label class="space-y-1">
+            <span class="flex items-center text-xs font-medium" :class="[mutedTextClass]">
+              <FilterIcon class="mr-1 h-3.5 w-3.5" />
+              {{ t('fileManage.viewPreset') }}
+            </span>
+            <select
+              :value="selectedViewPresetId"
+              class="w-full rounded-lg border px-3 py-2 text-sm focus:border-transparent focus:ring-2 focus:ring-indigo-500"
+              :class="[fieldClass]"
+              :disabled="isViewPresetLoading"
+              @change="handleViewPresetChange"
+            >
+              <option value="">{{ t('fileManage.viewPresetCustom') }}</option>
+              <option v-for="preset in viewPresets" :key="preset.id" :value="preset.id">
+                {{ preset.name }}
+              </option>
+            </select>
+          </label>
+        </div>
+
+        <div class="flex flex-wrap items-center justify-end gap-2">
+          <BaseButton
+            size="sm"
+            variant="secondary"
+            :title="t('fileManage.saveViewPreset')"
+            :loading="isViewPresetSaving"
+            @click="handleSaveViewPreset"
           >
-            <option value="">{{ t('fileManage.viewPresetCustom') }}</option>
-            <option v-for="preset in viewPresets" :key="preset.id" :value="preset.id">
-              {{ preset.name }}
-            </option>
-          </select>
-          <div class="flex flex-wrap items-center gap-2">
-            <BaseButton
-              size="sm"
-              variant="secondary"
-              :title="t('fileManage.saveViewPreset')"
-              :loading="isViewPresetSaving"
-              @click="handleSaveViewPreset"
-            >
-              <template #icon>
-                <CheckIcon class="mr-2 h-4 w-4" />
-              </template>
-              {{ t('fileManage.saveViewPreset') }}
-            </BaseButton>
-            <BaseButton
-              size="sm"
-              variant="outline"
-              :title="t('fileManage.updateViewPreset')"
-              :disabled="!canModifySelectedViewPreset"
-              :loading="isViewPresetSaving"
-              @click="updateSelectedViewPreset"
-            >
-              <template #icon>
-                <PencilIcon class="mr-2 h-4 w-4" />
-              </template>
-              {{ t('fileManage.updateViewPreset') }}
-            </BaseButton>
-            <BaseButton
-              size="sm"
-              variant="danger"
-              :title="t('fileManage.deleteViewPreset')"
-              :disabled="!canModifySelectedViewPreset"
-              :loading="isViewPresetDeleting"
-              @click="deleteSelectedViewPreset"
-            >
-              <template #icon>
-                <TrashIcon class="mr-2 h-4 w-4" />
-              </template>
-              {{ t('fileManage.deleteViewPreset') }}
-            </BaseButton>
-          </div>
+            <template #icon>
+              <CheckIcon class="mr-2 h-4 w-4" />
+            </template>
+            {{ t('fileManage.saveViewPreset') }}
+          </BaseButton>
+          <BaseButton
+            size="sm"
+            variant="outline"
+            :title="t('fileManage.updateViewPreset')"
+            :disabled="!canModifySelectedViewPreset"
+            :loading="isViewPresetSaving"
+            @click="updateSelectedViewPreset"
+          >
+            <template #icon>
+              <PencilIcon class="mr-2 h-4 w-4" />
+            </template>
+            {{ t('fileManage.updateViewPreset') }}
+          </BaseButton>
+          <BaseButton
+            size="sm"
+            variant="danger"
+            :title="t('fileManage.deleteViewPreset')"
+            :disabled="!canModifySelectedViewPreset"
+            :loading="isViewPresetDeleting"
+            @click="deleteSelectedViewPreset"
+          >
+            <template #icon>
+              <TrashIcon class="mr-2 h-4 w-4" />
+            </template>
+            {{ t('fileManage.deleteViewPreset') }}
+          </BaseButton>
         </div>
       </div>
     </section>
@@ -1178,6 +1198,7 @@ import type {
 import {
   ActivityIcon,
   ArchiveIcon,
+  ArrowDownUpIcon,
   CheckIcon,
   ClockIcon,
   CopyIcon,
@@ -1547,6 +1568,21 @@ const handleHealthFilterChange = async (health: AdminFileHealthFilter) => {
   await syncHealthFilterQuery(health)
 }
 
+const handleStatusFilterChange = async (event: Event) => {
+  const target = event.target as HTMLSelectElement
+  await setStatusFilter(target.value as AdminFileStatusFilter)
+}
+
+const handleTypeFilterChange = async (event: Event) => {
+  const target = event.target as HTMLSelectElement
+  await setTypeFilter(target.value as AdminFileTypeFilter)
+}
+
+const handleHealthFilterSelect = async (event: Event) => {
+  const target = event.target as HTMLSelectElement
+  await handleHealthFilterChange(target.value as AdminFileHealthFilter)
+}
+
 const handleResetFilters = async () => {
   await resetFilters()
   await syncHealthFilterQuery('all')
@@ -1600,21 +1636,11 @@ const detailPolicyActionIconMap: Record<AdminFilePolicyAction, Component> = {
 const getDetailPolicyActionIcon = (action: AdminFilePolicyAction) =>
   detailPolicyActionIconMap[action]
 
-const getPillClass = (active: boolean) => {
-  if (active) return 'bg-indigo-600 text-white'
-  return isDarkMode.value
-    ? 'bg-gray-700 text-gray-300 hover:bg-gray-600'
-    : 'bg-gray-100 text-gray-700 hover:bg-gray-200'
+const formatFilterOptionLabel = (option: { label: string; count?: number }) => {
+  if (typeof option.count !== 'number') return option.label
+  return `${option.label} (${option.count})`
 }
 
-const getStatusFilterClass = (value: AdminFileStatusFilter) =>
-  getPillClass(params.value.status === value)
-
-const getTypeFilterClass = (value: AdminFileTypeFilter) => getPillClass(params.value.type === value)
-
-const getHealthFilterClass = (value: AdminFileHealthFilter) =>
-  getPillClass(params.value.health === value)
-
 const getBatchEditModeClass = (value: AdminBatchEditMode) => {
   if (batchEditForm.value.mode === value) {
     return isDarkMode.value