diff --git a/src/App.vue b/src/App.vue
index 3e4b03c..517f0c3 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -26,6 +26,12 @@ const tooltip = {
   delayDuration: 100,
 }
 
+const toaster = {
+  position: 'top-center' as const,
+  progress: false,
+  duration: 2000,
+}
+
 // 应用启动时初始化
 onMounted(async () => {
   // 平台检测 - 设置 CSS 类名以驱动平台差异化样式（如标题栏安全区域高度）
@@ -46,7 +52,7 @@ onMounted(async () => {
 </script>
 
 <template>
-  <UApp :tooltip="tooltip">
+  <UApp :tooltip="tooltip" :toaster="toaster">
     <!-- 自定义标题栏 - 拖拽区域 + 窗口控制按钮 -->
     <TitleBar />
     <div class="relative flex h-screen w-full overflow-hidden bg-gray-50 dark:bg-gray-900">
diff --git a/src/components/AIChat/ChatExplorer.vue b/src/components/AIChat/ChatExplorer.vue
index 41b03bd..1bdba71 100644
--- a/src/components/AIChat/ChatExplorer.vue
+++ b/src/components/AIChat/ChatExplorer.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { ref, computed, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import ConversationList from './chat/ConversationList.vue'
 import DataSourcePanel from './chat/DataSourcePanel.vue'
 import ChatMessage from './chat/ChatMessage.vue'
@@ -162,20 +162,13 @@ const showWelcomeCard = computed(() => {
 })
 
 function showRunningTaskToast() {
-  toast.add({
-    title: t('ai.chat.backgroundTask.runningTitle'),
+  toast.warn(t('ai.chat.backgroundTask.runningTitle'), {
     description: t('ai.chat.backgroundTask.runningDescription'),
-    color: 'warning',
-    icon: 'i-heroicons-sparkles',
   })
 }
 
 function showLockedActionToast() {
-  toast.add({
-    title: t('ai.chat.backgroundTask.blockedAction'),
-    color: 'warning',
-    icon: 'i-heroicons-lock-closed',
-  })
+  toast.warn(t('ai.chat.backgroundTask.blockedAction'))
 }
 
 // 选择助手
diff --git a/src/components/AIChat/assistant/AssistantConfigModal.vue b/src/components/AIChat/assistant/AssistantConfigModal.vue
index 2ab2963..625d547 100644
--- a/src/components/AIChat/assistant/AssistantConfigModal.vue
+++ b/src/components/AIChat/assistant/AssistantConfigModal.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { ref, watch, computed, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useAssistantStore, type AssistantConfigFull } from '@/stores/assistant'
 
 const { t } = useI18n()
@@ -123,7 +123,7 @@ async function loadConfig(id: string) {
     }
   } catch (error) {
     console.error('[AssistantConfigModal] Failed to load config:', error)
-    toast.add({ title: t('ai.assistant.toast.loadFailed'), description: String(error), color: 'error' })
+    toast.fail(t('ai.assistant.toast.loadFailed'), { description: String(error) })
   } finally {
     isLoading.value = false
   }
@@ -146,34 +146,30 @@ async function handleSave() {
     if (isCreateMode.value) {
       const result = await assistantStore.createAssistant(payload)
       if (result.success) {
-        toast.add({ title: t('ai.assistant.toast.createSuccess'), color: 'success' })
+        toast.success(t('ai.assistant.toast.createSuccess'))
         emit('created', result.id!)
         closeModal()
       } else {
-        toast.add({
-          title: t('ai.assistant.toast.createFailed'),
+        toast.fail(t('ai.assistant.toast.createFailed'), {
           description: result.error || t('ai.assistant.toast.unknownError'),
-          color: 'error',
         })
       }
     } else {
       if (!props.assistantId) return
       const result = await assistantStore.updateAssistant(props.assistantId, payload)
       if (result.success) {
-        toast.add({ title: t('ai.assistant.toast.saveSuccess'), color: 'success' })
+        toast.success(t('ai.assistant.toast.saveSuccess'))
         emit('saved')
         closeModal()
       } else {
-        toast.add({
-          title: t('ai.assistant.toast.saveFailed'),
+        toast.fail(t('ai.assistant.toast.saveFailed'), {
           description: result.error || t('ai.assistant.toast.unknownError'),
-          color: 'error',
         })
       }
     }
   } catch (error) {
     console.error('[AssistantConfigModal] Save failed:', error)
-    toast.add({ title: t('ai.assistant.toast.saveFailed'), description: String(error), color: 'error' })
+    toast.fail(t('ai.assistant.toast.saveFailed'), { description: String(error) })
   } finally {
     isSaving.value = false
   }
@@ -186,18 +182,16 @@ async function handleReset() {
   try {
     const result = await assistantStore.resetAssistant(props.assistantId)
     if (result.success) {
-      toast.add({ title: t('ai.assistant.toast.resetSuccess'), color: 'success' })
+      toast.success(t('ai.assistant.toast.resetSuccess'))
       await loadConfig(props.assistantId)
       emit('saved')
     } else {
-      toast.add({
-        title: t('ai.assistant.toast.resetFailed'),
+      toast.fail(t('ai.assistant.toast.resetFailed'), {
         description: result.error || t('ai.assistant.toast.unknownError'),
-        color: 'error',
       })
     }
   } catch (error) {
-    toast.add({ title: t('ai.assistant.toast.resetFailed'), description: String(error), color: 'error' })
+    toast.fail(t('ai.assistant.toast.resetFailed'), { description: String(error) })
   } finally {
     isSaving.value = false
   }
diff --git a/src/components/AIChat/assistant/AssistantMarketModal.vue b/src/components/AIChat/assistant/AssistantMarketModal.vue
index d46328d..495a6af 100644
--- a/src/components/AIChat/assistant/AssistantMarketModal.vue
+++ b/src/components/AIChat/assistant/AssistantMarketModal.vue
@@ -3,7 +3,7 @@ import { ref, watch, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { storeToRefs } from 'pinia'
 import { useAssistantStore, type CloudAssistantItem } from '@/stores/assistant'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 
 const { t, locale } = useI18n()
 const toast = useToast()
@@ -74,9 +74,9 @@ async function handleImportCloud(item: CloudAssistantItem) {
   try {
     const result = await assistantStore.importFromCloud(item)
     if (result.success) {
-      toast.add({ title: t('ai.assistant.market.importSuccess'), color: 'success' })
+      toast.success(t('ai.assistant.market.importSuccess'))
     } else {
-      toast.add({ title: t('ai.assistant.market.importFailed'), description: result.error, color: 'error' })
+      toast.fail(t('ai.assistant.market.importFailed'), { description: result.error })
     }
   } finally {
     const next = new Set(importingIds.value)
@@ -91,14 +91,14 @@ async function handleReimportCloud(item: CloudAssistantItem) {
   try {
     const deleteResult = await assistantStore.deleteAssistant(item.id)
     if (!deleteResult.success) {
-      toast.add({ title: t('ai.assistant.market.importFailed'), description: deleteResult.error, color: 'error' })
+      toast.fail(t('ai.assistant.market.importFailed'), { description: deleteResult.error })
       return
     }
     const importResult = await assistantStore.importFromCloud(item)
     if (importResult.success) {
-      toast.add({ title: t('ai.assistant.market.importSuccess'), color: 'success' })
+      toast.success(t('ai.assistant.market.importSuccess'))
     } else {
-      toast.add({ title: t('ai.assistant.market.importFailed'), description: importResult.error, color: 'error' })
+      toast.fail(t('ai.assistant.market.importFailed'), { description: importResult.error })
     }
   } finally {
     const next = new Set(importingIds.value)
diff --git a/src/components/AIChat/chat/ChatMessage.vue b/src/components/AIChat/chat/ChatMessage.vue
index cfecde1..0bcf129 100644
--- a/src/components/AIChat/chat/ChatMessage.vue
+++ b/src/components/AIChat/chat/ChatMessage.vue
@@ -1,11 +1,11 @@
 <script setup lang="ts">
 import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
 import dayjs from 'dayjs'
 import MarkdownIt from 'markdown-it'
 import type { ContentBlock, ToolBlockContent } from '@/composables/useAIChat'
 import CaptureButton from '@/components/common/CaptureButton.vue'
+import { useToast } from '@/composables/useToast'
 
 const { t, te, locale } = useI18n()
 const toast = useToast()
@@ -286,20 +286,9 @@ async function handleCopyMarkdown() {
 
   try {
     await navigator.clipboard.writeText(copyMarkdownText.value)
-    toast.add({
-      title: t('ai.chat.message.copy.success'),
-      color: 'primary',
-      icon: 'i-heroicons-clipboard-document-check',
-      duration: 2000,
-    })
+    toast.success(t('ai.chat.message.copy.success'))
   } catch (error) {
-    toast.add({
-      title: t('ai.chat.message.copy.failed'),
-      description: String(error),
-      color: 'error',
-      icon: 'i-heroicons-x-circle',
-      duration: 3000,
-    })
+    toast.fail(t('ai.chat.message.copy.failed'), { description: String(error) })
   }
 }
 </script>
diff --git a/src/components/AIChat/chat/ChatStatusBar.vue b/src/components/AIChat/chat/ChatStatusBar.vue
index d8abbb8..128a293 100644
--- a/src/components/AIChat/chat/ChatStatusBar.vue
+++ b/src/components/AIChat/chat/ChatStatusBar.vue
@@ -2,7 +2,7 @@
 import { ref, computed } from 'vue'
 import { storeToRefs } from 'pinia'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useRouter } from 'vue-router'
 import { usePromptStore } from '@/stores/prompt'
 import { useLLMStore } from '@/stores/llm'
@@ -95,12 +95,7 @@ async function switchModelConfig(configId: string) {
   if (success) {
     isModelPopoverOpen.value = false
   } else {
-    toast.add({
-      title: t('ai.chat.statusBar.model.switchFailed'),
-      icon: 'i-heroicons-x-circle',
-      color: 'error',
-      duration: 2000,
-    })
+    toast.fail(t('ai.chat.statusBar.model.switchFailed'))
   }
 }
 
@@ -123,12 +118,7 @@ async function handleExportConversation() {
     ])
 
     if (!conv || messages.length === 0) {
-      toast.add({
-        title: t('ai.chat.conversation.export.noMessages'),
-        icon: 'i-heroicons-exclamation-triangle',
-        color: 'warning',
-        duration: 2000,
-      })
+      toast.warn(t('ai.chat.conversation.export.noMessages'))
       return
     }
 
@@ -152,9 +142,7 @@ async function handleExportConversation() {
       toast.add({
         title: t('common.exportSuccess'),
         description: filename,
-        icon: 'i-heroicons-check-circle',
         color: 'primary',
-        duration: 2000,
         actions: [
           {
             label: t('common.openFolder'),
@@ -165,23 +153,11 @@ async function handleExportConversation() {
         ],
       })
     } else {
-      toast.add({
-        title: t('common.exportFailed'),
-        description: result.error,
-        icon: 'i-heroicons-x-circle',
-        color: 'error',
-        duration: 2000,
-      })
+      toast.fail(t('common.exportFailed'), { description: result.error })
     }
   } catch (error) {
     console.error('导出对话失败：', error)
-    toast.add({
-      title: t('common.exportFailed'),
-      description: String(error),
-      icon: 'i-heroicons-x-circle',
-      color: 'error',
-      duration: 2000,
-    })
+    toast.fail(t('common.exportFailed'), { description: String(error) })
   } finally {
     isExporting.value = false
   }
@@ -194,23 +170,13 @@ async function openAiLogFile() {
   try {
     const result = await window.aiApi.showAiLogFile()
     if (!result?.success) {
-      toast.add({
-        title: t('ai.chat.statusBar.log.openFailed'),
+      toast.fail(t('ai.chat.statusBar.log.openFailed'), {
         description: result?.error || t('ai.chat.statusBar.log.openFailedDesc'),
-        icon: 'i-heroicons-x-circle',
-        color: 'error',
-        duration: 2000,
       })
     }
   } catch (error) {
     console.error('打开 AI 日志失败：', error)
-    toast.add({
-      title: t('ai.chat.statusBar.log.openFailed'),
-      description: String(error),
-      icon: 'i-heroicons-x-circle',
-      color: 'error',
-      duration: 2000,
-    })
+    toast.fail(t('ai.chat.statusBar.log.openFailed'), { description: String(error) })
   } finally {
     isOpeningLog.value = false
   }
diff --git a/src/components/AIChat/skill/SkillMarketModal.vue b/src/components/AIChat/skill/SkillMarketModal.vue
index 2b9f4e8..c2de9db 100644
--- a/src/components/AIChat/skill/SkillMarketModal.vue
+++ b/src/components/AIChat/skill/SkillMarketModal.vue
@@ -3,7 +3,7 @@ import { ref, onMounted, watch, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { storeToRefs } from 'pinia'
 import { useSkillStore, type CloudSkillItem } from '@/stores/skill'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 
 const { t, locale } = useI18n()
 const toast = useToast()
@@ -71,9 +71,9 @@ async function handleImportCloud(item: CloudSkillItem) {
   try {
     const result = await skillStore.importFromCloud(item)
     if (result.success) {
-      toast.add({ title: t('ai.skill.market.importSuccess'), color: 'success' })
+      toast.success(t('ai.skill.market.importSuccess'))
     } else {
-      toast.add({ title: t('ai.skill.market.importFailed'), description: result.error, color: 'error' })
+      toast.fail(t('ai.skill.market.importFailed'), { description: result.error })
     }
   } finally {
     const next = new Set(importingIds.value)
@@ -88,14 +88,14 @@ async function handleReimportCloud(item: CloudSkillItem) {
   try {
     const deleteResult = await skillStore.deleteSkill(item.id)
     if (!deleteResult.success) {
-      toast.add({ title: t('ai.skill.market.importFailed'), description: deleteResult.error, color: 'error' })
+      toast.fail(t('ai.skill.market.importFailed'), { description: deleteResult.error })
       return
     }
     const importResult = await skillStore.importFromCloud(item)
     if (importResult.success) {
-      toast.add({ title: t('ai.skill.market.importSuccess'), color: 'success' })
+      toast.success(t('ai.skill.market.importSuccess'))
     } else {
-      toast.add({ title: t('ai.skill.market.importFailed'), description: importResult.error, color: 'error' })
+      toast.fail(t('ai.skill.market.importFailed'), { description: importResult.error })
     }
   } finally {
     const next = new Set(importingIds.value)
diff --git a/src/components/MessageExport/MessageExportModal.vue b/src/components/MessageExport/MessageExportModal.vue
index ebd0b2a..9b77a49 100644
--- a/src/components/MessageExport/MessageExportModal.vue
+++ b/src/components/MessageExport/MessageExportModal.vue
@@ -10,7 +10,7 @@
 
 import { ref, computed, watch, toRaw } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useSessionStore } from '@/stores/session'
 import ConditionPanel from './ConditionPanel.vue'
 import SessionPanel from './SessionPanel.vue'
@@ -274,28 +274,15 @@ async function exportFeedPack() {
     const exportResult = await window.aiApi.exportFilterResultToFile(exportParams)
 
     if (exportResult.success && exportResult.filePath) {
-      toast.add({
-        title: t('analysis.filter.exportSuccess'),
-        description: exportResult.filePath,
-        color: 'green',
-        icon: 'i-heroicons-check-circle',
-      })
+      toast.success(t('analysis.filter.exportSuccess'), { description: exportResult.filePath })
     } else {
-      toast.add({
-        title: t('analysis.filter.exportFailed'),
+      toast.fail(t('analysis.filter.exportFailed'), {
         description: exportResult.error || t('common.error.unknown'),
-        color: 'red',
-        icon: 'i-heroicons-x-circle',
       })
     }
   } catch (error) {
     console.error('导出失败:', error)
-    toast.add({
-      title: t('analysis.filter.exportFailed'),
-      description: String(error),
-      color: 'red',
-      icon: 'i-heroicons-x-circle',
-    })
+    toast.fail(t('analysis.filter.exportFailed'), { description: String(error) })
   } finally {
     stopExportProgressListener()
     isExporting.value = false
diff --git a/src/components/analysis/SQLLab/ResultTable.vue b/src/components/analysis/SQLLab/ResultTable.vue
index 6c2bae9..11297aa 100644
--- a/src/components/analysis/SQLLab/ResultTable.vue
+++ b/src/components/analysis/SQLLab/ResultTable.vue
@@ -2,7 +2,7 @@
 import { ref, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { storeToRefs } from 'pinia'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import MarkdownIt from 'markdown-it'
 import dayjs from 'dayjs'
 import type { SQLResult } from './types'
@@ -240,9 +240,7 @@ async function exportResult() {
       toast.add({
         title: t('common.exportSuccess'),
         description: filename,
-        icon: 'i-heroicons-check-circle',
         color: 'primary',
-        duration: 3000,
         actions: [
           {
             label: t('common.openFolder'),
@@ -253,23 +251,11 @@ async function exportResult() {
         ],
       })
     } else {
-      toast.add({
-        title: t('common.exportFailed'),
-        description: result.error,
-        icon: 'i-heroicons-x-circle',
-        color: 'error',
-        duration: 3000,
-      })
+      toast.fail(t('common.exportFailed'), { description: result.error })
     }
   } catch (err) {
     console.error('导出失败:', err)
-    toast.add({
-      title: t('common.exportFailed'),
-      description: String(err),
-      icon: 'i-heroicons-x-circle',
-      color: 'error',
-      duration: 3000,
-    })
+    toast.fail(t('common.exportFailed'), { description: String(err) })
   } finally {
     isExporting.value = false
   }
diff --git a/src/components/common/ChatRecord/SessionTimeline.vue b/src/components/common/ChatRecord/SessionTimeline.vue
index e7d3c79..356a5ed 100644
--- a/src/components/common/ChatRecord/SessionTimeline.vue
+++ b/src/components/common/ChatRecord/SessionTimeline.vue
@@ -5,7 +5,7 @@
  */
 import { ref, computed, watch, nextTick } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useVirtualizer } from '@tanstack/vue-virtual'
 import BatchSummaryModal from './BatchSummaryModal.vue'
 
@@ -247,18 +247,12 @@ async function generateSummary(session: ChatSessionItem, event: Event) {
         allSessions.value[index] = { ...allSessions.value[index], summary: result.summary }
       }
     } else {
-      toast.add({
-        title: t('records.summaryFailed', '摘要生成失败'),
+      toast.fail(t('records.summaryFailed', '摘要生成失败'), {
         description: result.error || t('records.summaryUnknownError', '未知错误'),
-        color: 'error',
       })
     }
   } catch (error) {
-    toast.add({
-      title: t('records.summaryFailed', '摘要生成失败'),
-      description: String(error),
-      color: 'error',
-    })
+    toast.fail(t('records.summaryFailed', '摘要生成失败'), { description: String(error) })
   } finally {
     generatingSummaryIds.value.delete(session.id)
     console.log('[SessionTimeline] 生成完成')
diff --git a/src/composables/index.ts b/src/composables/index.ts
index afa15bb..2a002bd 100644
--- a/src/composables/index.ts
+++ b/src/composables/index.ts
@@ -4,6 +4,7 @@
 export { useAsyncData, useMultipleAsyncData } from './useAsyncData'
 export { usePageAnchors, type AnchorItem } from './usePageAnchors'
 export { useAIChat, type ChatMessage, type SourceMessage } from './useAIChat'
+export { useToast } from './useToast'
 export { useScreenCapture, type ScreenCaptureOptions } from './useScreenCapture'
 export { useTimeSelect } from './useTimeSelect'
 export { useSessionAnalysisPageBase, useSessionHeaderDescription } from './useSessionAnalysisPageBase'
diff --git a/src/composables/useScreenCapture.ts b/src/composables/useScreenCapture.ts
index 0a23223..b07f889 100644
--- a/src/composables/useScreenCapture.ts
+++ b/src/composables/useScreenCapture.ts
@@ -4,7 +4,7 @@
  */
 import { ref } from 'vue'
 import { captureAsImageData } from '@/utils/snapCapture'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useLayoutStore } from '@/stores/layout'
 
 /** 默认移动端最大宽度 */
@@ -53,9 +53,7 @@ export function useScreenCapture() {
         toast.add({
           title: '截图已保存',
           description: `已保存到下载目录：${filename}`,
-          icon: 'i-heroicons-check-circle',
           color: 'primary',
-          duration: 3000,
           actions: [
             {
               label: '打开目录',
@@ -70,13 +68,7 @@ export function useScreenCapture() {
       }
     } catch (error) {
       console.error('保存图片失败:', error)
-      toast.add({
-        title: '保存失败',
-        description: String(error),
-        icon: 'i-heroicons-x-circle',
-        color: 'error',
-        duration: 3000,
-      })
+      toast.fail('保存失败', { description: String(error) })
     }
   }
 
@@ -88,9 +80,7 @@ export function useScreenCapture() {
 
     toast.add({
       title: '截图已复制到剪贴板',
-      icon: 'i-heroicons-check-circle',
       color: 'primary',
-      duration: 3000,
       actions: [
         {
           label: '预览截图',
@@ -430,13 +420,7 @@ export function useScreenCapture() {
         showSuccessToast(imageData)
       } else {
         // 复制失败时，直接打开预览弹窗
-        toast.add({
-          title: '截图完成',
-          description: '复制到剪贴板失败，请手动保存',
-          icon: 'i-heroicons-exclamation-triangle',
-          color: 'warning',
-          duration: 3000,
-        })
+        toast.warn('截图完成', { description: '复制到剪贴板失败，请手动保存' })
         layoutStore.openScreenCaptureModal(imageData)
       }
 
@@ -451,13 +435,7 @@ export function useScreenCapture() {
         errorMessage = '页面包含无法处理的特殊字符，请尝试截屏其他区域'
       }
 
-      toast.add({
-        title: '截屏失败',
-        description: errorMessage,
-        icon: 'i-heroicons-x-circle',
-        color: 'error',
-        duration: 3000,
-      })
+      toast.fail('截屏失败', { description: errorMessage })
       return false
     } finally {
       // 移除水印
diff --git a/src/composables/useToast.ts b/src/composables/useToast.ts
new file mode 100644
index 0000000..b6a6f0f
--- /dev/null
+++ b/src/composables/useToast.ts
@@ -0,0 +1,64 @@
+import { useToast as useNuxtToast } from '@nuxt/ui/composables'
+
+interface AppToastOptions {
+  description?: string
+  duration?: number
+}
+
+interface AppToastPayload extends AppToastOptions {
+  title: string
+  color?: 'primary' | 'success' | 'warning' | 'error' | 'neutral'
+}
+
+const DEFAULT_TOAST_DURATION = 2000
+
+export function useToast() {
+  const toast = useNuxtToast()
+
+  function add(payload: AppToastPayload) {
+    toast.add({
+      ...payload,
+      duration: payload.duration ?? DEFAULT_TOAST_DURATION,
+    })
+  }
+
+  function success(title: string, options: AppToastOptions = {}) {
+    add({
+      title,
+      color: 'success',
+      ...options,
+    })
+  }
+
+  function fail(title: string, options: AppToastOptions = {}) {
+    add({
+      title,
+      color: 'error',
+      ...options,
+    })
+  }
+
+  function info(title: string, options: AppToastOptions = {}) {
+    add({
+      title,
+      color: 'primary',
+      ...options,
+    })
+  }
+
+  function warn(title: string, options: AppToastOptions = {}) {
+    add({
+      title,
+      color: 'warning',
+      ...options,
+    })
+  }
+
+  return {
+    add,
+    success,
+    fail,
+    info,
+    warn,
+  }
+}
diff --git a/src/pages/settings/components/AI/AIPromptPresetTab.vue b/src/pages/settings/components/AI/AIPromptPresetTab.vue
index 5f54fc7..32806e7 100644
--- a/src/pages/settings/components/AI/AIPromptPresetTab.vue
+++ b/src/pages/settings/components/AI/AIPromptPresetTab.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { ref, computed, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 
 interface LegacyPromptStoreData {
   customPromptPresets?: Array<{
@@ -79,20 +79,9 @@ async function handleCopyJson() {
 
   try {
     await navigator.clipboard.writeText(formattedPromptStoreJson.value)
-    toast.add({
-      title: t('settings.aiPrompt.legacyPrompt.copySuccess'),
-      color: 'primary',
-      icon: 'i-heroicons-clipboard-document-check',
-      duration: 2000,
-    })
+    toast.success(t('settings.aiPrompt.legacyPrompt.copySuccess'))
   } catch (error) {
-    toast.add({
-      title: t('settings.aiPrompt.legacyPrompt.copyFailed'),
-      description: String(error),
-      color: 'error',
-      icon: 'i-heroicons-x-circle',
-      duration: 3000,
-    })
+    toast.fail(t('settings.aiPrompt.legacyPrompt.copyFailed'), { description: String(error) })
   }
 }
 
diff --git a/src/pages/settings/components/BatchManageTab.vue b/src/pages/settings/components/BatchManageTab.vue
index ebe3ddc..0c55be4 100644
--- a/src/pages/settings/components/BatchManageTab.vue
+++ b/src/pages/settings/components/BatchManageTab.vue
@@ -2,7 +2,7 @@
 import { ref, computed, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { storeToRefs } from 'pinia'
-import { useToast } from '@nuxt/ui/runtime/composables/useToast.js'
+import { useToast } from '@/composables/useToast'
 import { useSessionStore } from '@/stores/session'
 import type { AnalysisSession } from '@/types/base'
 import dayjs from 'dayjs'
@@ -296,18 +296,10 @@ async function executeMerge() {
     showMergeModal.value = false
 
     // 提示成功
-    toast.add({
-      title: t('tools.batchManage.mergeSuccess', { count: selectedSessionIds.length }),
-      icon: 'i-heroicons-check-circle',
-      color: 'success',
-    })
+    toast.success(t('tools.batchManage.mergeSuccess', { count: selectedSessionIds.length }))
   } catch (error) {
     console.error('[BatchDelete] 合并失败:', error)
-    toast.add({
-      title: t('tools.batchManage.mergeError', { error: String(error) }),
-      icon: 'i-heroicons-exclamation-circle',
-      color: 'error',
-    })
+    toast.fail(t('tools.batchManage.mergeError', { error: String(error) }))
 
     // 清理临时文件
     if (tempFiles.length > 0) {