diff --git a/src/api/email/index.js b/src/api/email/index.js
index 76c63c8..40851b5 100644
--- a/src/api/email/index.js
+++ b/src/api/email/index.js
@@ -57,6 +57,15 @@ export function getEmailRecordList(params) {
   })
 }
 
+// 获取邮件记录详情
+export function getEmailRecordDetail(params) {
+  return request({
+    url: '/api/admin/email-record/show',
+    method: 'get',
+    params
+  })
+}
+
 
 // 发送邮件
 export function sendEmail(data) {
diff --git a/src/views/email/index.vue b/src/views/email/index.vue
index ebd2416..6ce3d21 100644
--- a/src/views/email/index.vue
+++ b/src/views/email/index.vue
@@ -578,10 +578,21 @@
 
         <!-- 收件人详情 -->
         <div class="detail-section">
-          <h4 class="section-title">
-            <i class="el-icon-user-solid"></i>
-            收件人详情 ({{ detailRecord.recipients.length }}人)
-          </h4>
+          <div class="section-title-row">
+            <h4 class="section-title">
+              <i class="el-icon-user-solid"></i>
+              收件人详情 ({{ detailRecord.recipients.length }}人)
+            </h4>
+            <el-button
+              v-if="detailRecord.failCount > 0"
+              size="small"
+              type="danger"
+              plain
+              @click="exportFailedRecipients">
+              <i class="el-icon-download"></i>
+              导出发送失败 ({{ detailRecord.failCount }}人)
+            </el-button>
+          </div>
           <el-table :data="detailRecord.recipients" size="small" :max-height="300">
             <el-table-column prop="email" label="邮箱地址" min-width="200"></el-table-column>
             <el-table-column label="发送状态" width="120">
@@ -743,7 +754,7 @@
 <script>
 import { saveEmailTemplate, getEmailTemplateList, deleteEmailTemplate } from '@/api/email/index'
 import { uploadEmailRecord } from '@/api/email/index'
-import { saveEmailRecord, getEmailRecordList, sendEmail } from '@/api/email/index'
+import { saveEmailRecord, getEmailRecordList, getEmailRecordDetail, sendEmail } from '@/api/email/index'
 
 import { indexStudy } from '@/api/student/index.js'
 
@@ -845,7 +856,7 @@ export default {
     },
 
     validEmailsCount() {
-      return this.recipients.filter(user => user.email && user.email.includes('@')).length
+      return this.recipients.filter(user => this.normalizeEmailValue(user.email).includes('@')).length
     },
 
     previewRecipients() {
@@ -913,6 +924,11 @@ export default {
   },
 
   methods: {
+    normalizeEmailValue(value) {
+      if (value == null || value === '') return ''
+      return String(value).trim()
+    },
+
     loadTemplates() {
       getEmailTemplateList().then(res => {
         // 处理API返回的数据结构
@@ -1062,8 +1078,9 @@ export default {
       uploadEmailRecord(formData)
         .then(res => {
           // 直接用res作为数组
-          const newUsers = (res || []).map(item => ({
-            email: item.email,
+          const list = Array.isArray(res) ? res : (res.data || [])
+          const newUsers = list.map(item => ({
+            email: this.normalizeEmailValue(item.email),
             ...item.var_data
           }))
           // 自动收集所有字段，跳过email字段
@@ -1311,22 +1328,98 @@ export default {
     },
 
     // 发送记录相关方法
-    toggleHistoryDetail(record) {
-      // 设置详情数据并显示模态框
-      this.detailRecord = {
-        subject: record.subject,
-        templateName: record.email_template ? record.email_template.title : '未知模板',
-        templateContent: record.email_template ? record.email_template.content : '',
-        totalRecipients: record.email_record_users_count,
-        successCount: record.success_count,
-        failCount: record.fail_count,
-        status: record.status,
-        statusText: this.getStatusText(record.status),
-        sendTime: record.send_time || record.created_at,
-        createdTime: record.created_at,
-        recipients: record.email_record_users || []
+    async toggleHistoryDetail(record) {
+      const loading = this.$loading({
+        lock: true,
+        text: '正在加载发送详情...',
+        spinner: 'el-icon-loading',
+        background: 'rgba(0, 0, 0, 0.7)'
+      })
+      try {
+        const res = await getEmailRecordDetail({
+          id: record.id,
+          show_relation: ['emailTemplate', 'emailRecordUsers']
+        })
+        const detail = res.data || res
+        this.detailRecord = {
+          id: detail.id,
+          subject: detail.subject,
+          templateName: detail.email_template ? detail.email_template.title : '未知模板',
+          templateContent: detail.email_template ? detail.email_template.content : '',
+          totalRecipients: detail.email_record_users_count || (detail.email_record_users || []).length,
+          successCount: detail.success_count || 0,
+          failCount: detail.fail_count || 0,
+          status: detail.status,
+          statusText: this.getStatusText(detail.status),
+          sendTime: detail.send_time || detail.created_at,
+          createdTime: detail.created_at,
+          recipients: detail.email_record_users || []
+        }
+        this.showDetailModal = true
+      } catch (error) {
+        console.error('获取发送详情失败:', error)
+        this.$message.error('获取发送详情失败')
+      } finally {
+        loading.close()
+      }
+    },
+
+    exportFailedRecipients() {
+      if (!this.detailRecord || !this.detailRecord.recipients || this.detailRecord.recipients.length === 0) {
+        this.$message.warning('暂无收件人数据')
+        return
+      }
+
+      const failedList = this.detailRecord.recipients.filter(item => Number(item.status) === 2)
+      if (failedList.length === 0) {
+        this.$message.warning('没有发送失败的记录')
+        return
       }
-      this.showDetailModal = true
+
+      const varFieldSet = new Set()
+      failedList.forEach(item => {
+        const varData = item.var_data || {}
+        Object.keys(varData).forEach(key => {
+          if (key !== 'email') {
+            varFieldSet.add(key)
+          }
+        })
+      })
+      const varFields = Array.from(varFieldSet)
+      const headers = ['邮箱', '失败原因', '发送时间', ...varFields]
+      const rows = failedList.map(item => {
+        const varData = item.var_data || {}
+        return [
+          item.email != null ? String(item.email) : '',
+          item.reason || '',
+          item.send_time || '',
+          ...varFields.map(field => (varData[field] != null ? String(varData[field]) : ''))
+        ]
+      })
+
+      const XLSX = require('xlsx')
+      const workbook = XLSX.utils.book_new()
+      const worksheet = XLSX.utils.aoa_to_sheet([headers, ...rows])
+      worksheet['!cols'] = headers.map((header, index) => ({
+        wch: index === 0 ? 28 : index === 1 ? 24 : 16
+      }))
+      XLSX.utils.book_append_sheet(workbook, worksheet, '发送失败')
+
+      const excelBuffer = XLSX.write(workbook, { bookType: 'xlsx', type: 'array' })
+      const blob = new Blob([excelBuffer], { type: 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' })
+      const link = document.createElement('a')
+      const url = URL.createObjectURL(blob)
+      const safeSubject = (this.detailRecord.subject || '邮件记录').replace(/[\\/:*?"<>|]/g, '_').slice(0, 30)
+
+      link.setAttribute('href', url)
+      link.setAttribute('download', `发送失败_${safeSubject}_${new Date().toISOString().slice(0, 10)}.xlsx`)
+      link.style.visibility = 'hidden'
+      document.body.appendChild(link)
+      link.click()
+      document.body.removeChild(link)
+      URL.revokeObjectURL(url)
+
+      this.$message.success(`已导出 ${failedList.length} 条发送失败记录`)
     },
 
     // 工具方法
@@ -3856,6 +3949,23 @@ export default {
   border-bottom: 2px solid #f0f0f0;
 }
 
+.section-title-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 16px;
+  margin-bottom: 20px;
+  padding-bottom: 12px;
+  border-bottom: 2px solid #f0f0f0;
+}
+
+.section-title-row .section-title {
+  margin: 0;
+  padding-bottom: 0;
+  border-bottom: none;
+  flex: 1;
+}
+
 .section-title i {
   color: #409EFF;
   font-size: 20px;