diff --git a/src/views/im/home/pages/conversation/components/message/MessageItem.vue b/src/views/im/home/pages/conversation/components/message/MessageItem.vue
index 0438fa9c9..a753eb780 100644
--- a/src/views/im/home/pages/conversation/components/message/MessageItem.vue
+++ b/src/views/im/home/pages/conversation/components/message/MessageItem.vue
@@ -50,14 +50,6 @@
       >
         {{ senderDisplayName }}
       </div>
-      <!-- 引用块:气泡正上方,与气泡同侧;点击触发 MessagePanel 滚定位 -->
-      <ReplyPreview
-        v-if="quote"
-        :quote="quote"
-        clickable
-        class="max-w-[280px]"
-        @locate="emit('locate', $event)"
-      />
       <div class="flex gap-1.5 items-center" :class="{ 'flex-row-reverse': message.selfSend }">
         <!-- 消息内容：按 type 走 v-if 分支 -->
         <!-- 文本消息 -->
@@ -205,6 +197,15 @@
           </el-tag>
         </div>
       </div>
+      <!-- 引用块：气泡下方与气泡同侧；selfSend 时竖线镜像到右侧 -->
+      <ReplyPreview
+        v-if="quote"
+        :quote="quote"
+        clickable
+        :mirrored="message.selfSend"
+        class="max-w-[280px]"
+        @locate="emit('locate', $event)"
+      />
     </div>
   </div>
 </template>
@@ -225,6 +226,7 @@ import {
   getQuoteFromMessage,
   parseMessage,
   resolveTipText,
+  getFileIconInfo,
   type TextMessage,
   type ImageMessage,
   type FileMessage,
@@ -363,44 +365,8 @@ const videoPayload = computed(() =>
   isVideo.value ? parseMessage<VideoMessage>(props.message.content) : null
 )
 
-/**
- * 文件类型图标 + 配色（按扩展名分发）
- *
- * 对齐微信观感：PDF 红 / Word 蓝 / Excel 绿 / PPT 橘 / 压缩包 黄 / 媒体 紫 / 文本 灰，
- * 其它走通用 file-filled。后续多了类型在这里加 case，不动模板
- */
-const fileIconInfo = computed<{ icon: string; color: string }>(() => {
-  const name = filePayload.value?.name || ''
-  const ext = name.split('.').pop()?.toLowerCase() || ''
-  if (ext === 'pdf') {
-    return { icon: 'ant-design:file-pdf-filled', color: '#ed5757' }
-  }
-  if (['doc', 'docx'].includes(ext)) {
-    return { icon: 'ant-design:file-word-filled', color: '#2b7cd3' }
-  }
-  if (['xls', 'xlsx'].includes(ext)) {
-    return { icon: 'ant-design:file-excel-filled', color: '#1f7244' }
-  }
-  if (['ppt', 'pptx'].includes(ext)) {
-    return { icon: 'ant-design:file-ppt-filled', color: '#d24726' }
-  }
-  if (['zip', 'rar', '7z', 'tar', 'gz'].includes(ext)) {
-    return { icon: 'ant-design:file-zip-filled', color: '#f0ad4e' }
-  }
-  if (['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'].includes(ext)) {
-    return { icon: 'ant-design:file-image-filled', color: '#9c27b0' }
-  }
-  if (['mp4', 'mov', 'avi', 'mkv', 'wmv', 'flv'].includes(ext)) {
-    return { icon: 'ant-design:video-camera-filled', color: '#9c27b0' }
-  }
-  if (['mp3', 'wav', 'ogg', 'flac', 'aac'].includes(ext)) {
-    return { icon: 'ant-design:audio-filled', color: '#9c27b0' }
-  }
-  if (['txt', 'md', 'log', 'json', 'xml'].includes(ext)) {
-    return { icon: 'ant-design:file-text-filled', color: '#909399' }
-  }
-  return { icon: 'ant-design:file-filled', color: '#909399' }
-})
+/** 文件类型图标 + 配色：按扩展名分发，跟 ReplyPreview 共用 getFileIconInfo */
+const fileIconInfo = computed(() => getFileIconInfo(filePayload.value?.name))
 
 /** 文件点击 → 新窗口下载 */
 function handleFileClick() {
diff --git a/src/views/im/home/pages/conversation/components/message/ReplyPreview.vue b/src/views/im/home/pages/conversation/components/message/ReplyPreview.vue
index 24adec4a7..c21c2fca8 100644
--- a/src/views/im/home/pages/conversation/components/message/ReplyPreview.vue
+++ b/src/views/im/home/pages/conversation/components/message/ReplyPreview.vue
@@ -1,38 +1,78 @@
 <template>
   <!--
-    引用消息预览块，对齐微信 PC：浅灰底块 + 大 padding + 文本可换行（line-clamp 2 行）
+    引用预览块（对齐微信 PC）：2px 竖线作为「引用」视觉标识 + 紧凑内容预览
     - clickable=true（气泡内）：点击触发 locate emit；撤回态禁用跳转
-    - closable=true（输入条）：显示右上 × 圆形按钮，hover 时显示圆形底
-    - 撤回降级：命中本地缓存且 type === RECALL 时显示「原消息已撤回」斜体灰字
-    - 富预览：type 为 IMAGE / VIDEO 时直接从 quote.content 取缩略图，不依赖本地缓存
+    - closable=true（输入条）：尾部 × 关闭按钮
+    - mirrored=true（自己发送的气泡）：竖线镜像到右侧，与气泡同侧
+    - 内容预览（与主气泡同源，不缩写成「[文件]/[语音]」）：
+      - 文本：截断后纯文字
+      - 图片 / 视频：缩略图（IMAGE 用 thumbnailUrl/url，VIDEO 用 coverUrl）
+      - 文件：file icon + 文件名 + 大小
+      - 语音：audio icon + 时长
+      - 撤回（命中本地缓存且 type === RECALL）：「原消息已撤回」斜体灰字
   -->
   <div
-    class="im-reply-preview flex gap-2 items-start min-w-0 px-3 py-2 rounded text-13px bg-[var(--el-fill-color-light)]"
-    :class="{
-      'cursor-pointer hover:bg-[var(--el-fill-color)]': clickable && !isRecalled
-    }"
+    class="im-reply-preview flex w-fit gap-1.5 items-center min-w-0 py-0.5 text-12px text-[var(--el-text-color-secondary)] rounded transition-colors"
+    :class="[
+      mirrored ? 'im-reply-preview--end pl-1 pr-2' : 'pl-2 pr-1',
+      {
+        'cursor-pointer hover:text-[var(--el-text-color-primary)]': clickable && !isRecalled,
+        'hover:bg-[var(--el-fill-color-light)]': (clickable && !isRecalled) || closable
+      }
+    ]"
     @click="onClick"
   >
+    <span class="flex-shrink-0">{{ senderName }}:</span>
+
+    <!-- 撤回降级 -->
+    <span v-if="isRecalled" class="italic">原消息已撤回</span>
+
+    <!-- 文本 -->
+    <span v-else-if="isText" class="im-reply-preview__text min-w-0">{{ textPreview }}</span>
+
+    <!-- 文件：icon + 文件名 + 大小 -->
+    <template v-else-if="isFile">
+      <Icon
+        :icon="fileIcon.icon"
+        :color="fileIcon.color"
+        :size="14"
+        class="flex-shrink-0"
+      />
+      <span v-if="filePayload?.name" class="im-reply-preview__text min-w-0">
+        {{ filePayload.name }}
+      </span>
+      <span
+        v-if="filePayload?.size"
+        class="flex-shrink-0 text-[var(--el-text-color-placeholder)]"
+      >
+        {{ formatFileSize(filePayload.size) }}
+      </span>
+    </template>
+
+    <!-- 语音：audio icon + 时长 -->
+    <template v-else-if="isVoice">
+      <Icon icon="ant-design:audio-outlined" :size="14" class="flex-shrink-0" />
+      <span v-if="voicePayload?.duration" class="flex-shrink-0">
+        {{ formatSeconds(voicePayload.duration) }}
+      </span>
+    </template>
+
+    <!-- 图片 / 视频缩略图 -->
     <img
       v-if="thumbnailUrl"
       :src="thumbnailUrl"
-      class="flex-shrink-0 object-cover w-8 h-8 rounded"
+      class="flex-shrink-0 object-cover w-6 h-6 rounded"
       alt=""
     />
-    <div
-      class="im-reply-preview__text flex-1 min-w-0 leading-relaxed text-[var(--el-text-color-secondary)]"
-      :class="{ italic: isRecalled }"
-    >
-      <span>{{ senderName }}:</span>
-      <span class="ml-1">{{ snippetText }}</span>
-    </div>
+
+    <!-- 关闭按钮 -->
     <button
       v-if="closable"
       type="button"
-      class="im-reply-preview__close flex-shrink-0 inline-flex items-center justify-center w-5 h-5 mt-0.5 cursor-pointer rounded-full bg-transparent border-none text-[var(--el-text-color-secondary)] transition-colors hover:bg-[var(--el-fill-color-darker)] hover:text-[var(--el-text-color-primary)]"
+      class="im-reply-preview__close flex-shrink-0 inline-flex items-center justify-center w-4 h-4 cursor-pointer rounded-full bg-transparent border-none text-[var(--el-text-color-secondary)] hover:bg-[var(--el-fill-color)] hover:text-[var(--el-text-color-primary)]"
       @click.stop="emit('close')"
     >
-      <Icon icon="ant-design:close-outlined" :size="12" />
+      <Icon icon="ant-design:close-outlined" :size="10" />
     </button>
   </div>
 </template>
@@ -40,23 +80,26 @@
 <script lang="ts" setup>
 import { computed } from 'vue'
 import Icon from '@/components/Icon/src/Icon.vue'
+import { formatSeconds } from '@/utils/formatTime'
+import { formatFileSize } from '@/utils/file'
 
 import { useConversationStore } from '../../../../store/conversationStore'
-import { getSenderDisplayName } from '../../../../../utils/user'
-import { ImMessageType } from '../../../../../utils/constants'
+import { getSenderDisplayName } from '@/views/im/utils/user'
+import { ImMessageType } from '@/views/im/utils/constants'
 import {
   parseMessage,
+  getFileIconInfo,
   type AudioMessage,
   type FileMessage,
   type ImageMessage,
   type TextMessage,
   type VideoMessage,
   type QuoteMessage
-} from '../../../../../utils/message'
+} from '@/views/im/utils/message'
 
 defineOptions({ name: 'ImReplyPreview' })
 
-/** 文本摘要在引用块里展示的最大字符数;后端 quote.content 已截断到 1000,这里再压一次给单行预览 */
+/** 文本摘要在引用块里展示的最大字符数 */
 const MAX_TEXT_PREVIEW_LEN = 60
 
 const props = withDefaults(
@@ -66,10 +109,13 @@ const props = withDefaults(
     clickable?: boolean
     /** 输入条为 true 显示 × 关闭按钮 */
     closable?: boolean
+    /** 自己发送的气泡为 true，把竖线镜像到右侧，与气泡同侧 */
+    mirrored?: boolean
   }>(),
   {
     clickable: false,
-    closable: false
+    closable: false,
+    mirrored: false
   }
 )
 
@@ -101,37 +147,31 @@ const senderName = computed(() => {
   return getSenderDisplayName(props.quote.senderId, conversation.type, conversation.targetId)
 })
 
-/** quote.content 解析一次缓存，让 snippetText / thumbnailUrl 复用，长会话每条引用气泡少一次 JSON.parse */
-type AnyQuotePayload = Partial<TextMessage & ImageMessage & FileMessage & AudioMessage & VideoMessage>
+/** quote.content 解析一次缓存，让多个 computed 复用，长会话每条引用气泡少一次 JSON.parse */
+type AnyQuotePayload = Partial<
+  TextMessage & ImageMessage & FileMessage & AudioMessage & VideoMessage
+>
 const parsedPayload = computed(() => parseMessage<AnyQuotePayload>(props.quote.content))
 
-/** 摘要文案：已撤回降级，否则按 type 从 quote.content 派生（文本截断 / 非文本走类型 tag） */
-const snippetText = computed(() => {
-  if (isRecalled.value) {
-    return '原消息已撤回'
-  }
-  const { type } = props.quote
-  if (type === ImMessageType.TEXT) {
-    const text = parsedPayload.value?.content ?? ''
-    return text.length <= MAX_TEXT_PREVIEW_LEN ? text : `${text.substring(0, MAX_TEXT_PREVIEW_LEN)}…`
-  }
-  if (type === ImMessageType.IMAGE) {
-    return '[图片]'
-  }
-  if (type === ImMessageType.FILE) {
-    const name = parsedPayload.value?.name
-    return name ? `[文件 ${name}]` : '[文件]'
-  }
-  if (type === ImMessageType.VOICE) {
-    const duration = parsedPayload.value?.duration
-    return duration ? `[语音 ${duration}″]` : '[语音]'
-  }
-  if (type === ImMessageType.VIDEO) {
-    return '[视频]'
-  }
-  return ''
+const isText = computed(() => props.quote.type === ImMessageType.TEXT)
+const isFile = computed(() => props.quote.type === ImMessageType.FILE)
+const isVoice = computed(() => props.quote.type === ImMessageType.VOICE)
+
+/** 文本超过 MAX_TEXT_PREVIEW_LEN 截断，长内容不撑爆引用块 */
+const textPreview = computed(() => {
+  const text = parsedPayload.value?.content ?? ''
+  return text.length <= MAX_TEXT_PREVIEW_LEN
+    ? text
+    : `${text.substring(0, MAX_TEXT_PREVIEW_LEN)}…`
 })
 
+/** 文件 / 语音 payload 直接复用 parsedPayload，省一次解析 */
+const filePayload = computed(() => parsedPayload.value)
+const voicePayload = computed(() => parsedPayload.value)
+
+/** 文件 icon：按扩展名挑色，跟主气泡渲染同源 */
+const fileIcon = computed(() => getFileIconInfo(filePayload.value?.name))
+
 /** 缩略图 URL：仅图片 / 视频从 quote.content 直接取，不依赖本地缓存 */
 const thumbnailUrl = computed<string | undefined>(() => {
   if (isRecalled.value) {
@@ -157,7 +197,16 @@ function onClick() {
 </script>
 
 <style scoped>
-/* 文字超过 2 行截断,避免长引用把输入条 / 气泡撑高;UnoCSS 的 line-clamp 工具类在本项目未启用,走 scoped CSS */
+/* 默认左侧 2px 竖线作为「引用」视觉标识；mirrored 时镜像到右侧 */
+.im-reply-preview {
+  border-left: 2px solid var(--el-border-color);
+}
+.im-reply-preview--end {
+  border-left: 0;
+  border-right: 2px solid var(--el-border-color);
+}
+
+/* 文字超过 2 行截断，避免长引用把输入条 / 气泡撑高；UnoCSS 的 line-clamp 工具类在本项目未启用，走 scoped CSS */
 .im-reply-preview__text {
   display: -webkit-box;
   -webkit-line-clamp: 2;
diff --git a/src/views/im/utils/message.ts b/src/views/im/utils/message.ts
index 971194662..b70f9e592 100644
--- a/src/views/im/utils/message.ts
+++ b/src/views/im/utils/message.ts
@@ -216,6 +216,45 @@ export const playAudioTip = () => {
   }
 }
 
+// ==================== 文件图标 ====================
+
+/**
+ * 按文件扩展名挑文件图标 + 颜色，对齐微信观感
+ *
+ * MessageItem.vue（主气泡）和 ReplyPreview.vue（引用预览）共用同一份映射，避免视觉两处不一致
+ */
+export function getFileIconInfo(filename: string | undefined): { icon: string; color: string } {
+  const ext = (filename || '').split('.').pop()?.toLowerCase() || ''
+  if (ext === 'pdf') {
+    return { icon: 'ant-design:file-pdf-filled', color: '#ed5757' }
+  }
+  if (['doc', 'docx'].includes(ext)) {
+    return { icon: 'ant-design:file-word-filled', color: '#2b7cd3' }
+  }
+  if (['xls', 'xlsx'].includes(ext)) {
+    return { icon: 'ant-design:file-excel-filled', color: '#1f7244' }
+  }
+  if (['ppt', 'pptx'].includes(ext)) {
+    return { icon: 'ant-design:file-ppt-filled', color: '#d24726' }
+  }
+  if (['zip', 'rar', '7z', 'tar', 'gz'].includes(ext)) {
+    return { icon: 'ant-design:file-zip-filled', color: '#f0ad4e' }
+  }
+  if (['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'].includes(ext)) {
+    return { icon: 'ant-design:file-image-filled', color: '#9c27b0' }
+  }
+  if (['mp4', 'mov', 'avi', 'mkv', 'wmv', 'flv'].includes(ext)) {
+    return { icon: 'ant-design:video-camera-filled', color: '#9c27b0' }
+  }
+  if (['mp3', 'wav', 'ogg', 'flac', 'aac'].includes(ext)) {
+    return { icon: 'ant-design:audio-filled', color: '#9c27b0' }
+  }
+  if (['txt', 'md', 'log', 'json', 'xml'].includes(ext)) {
+    return { icon: 'ant-design:file-text-filled', color: '#909399' }
+  }
+  return { icon: 'ant-design:file-filled', color: '#909399' }
+}
+
 // ==================== 管理后台展示工具 ====================
 
 /** 详情弹窗里把 content JSON 美化成 2 缩进 */