diff --git a/src/api/system/batchEmail.ts b/src/api/system/batchEmail.ts
index e8e1f45..9150063 100644
--- a/src/api/system/batchEmail.ts
+++ b/src/api/system/batchEmail.ts
@@ -167,8 +167,37 @@ export async function sendBatchEmailOne(body: BatchEmailSendOneBody) {
   assertBusinessOk(res.data)
 }
 
+export interface BatchEmailDuplicatePair {
+  to: string
+  subject: string
+}
+
+export interface BatchEmailDuplicateHit {
+  toEmail: string
+  subject: string
+  sendTime: string
+  sender: string
+}
+
+function normalizeDuplicateHit(raw: unknown): BatchEmailDuplicateHit | null {
+  if (raw == null || typeof raw !== 'object') return null
+  const row = raw as Record<string, unknown>
+  const toEmail = pickStr(row, 'toEmail', 'ToEmail')
+  if (!toEmail) return null
+  return {
+    toEmail,
+    subject: pickStr(row, 'subject', 'Subject'),
+    sendTime: pickStr(row, 'sendTime', 'SendTime'),
+    sender: pickStr(row, 'sender', 'Sender'),
+  }
+}
+
 /** GET /system/batch-email/records/list */
-export async function listBatchEmailRecords(params?: { page?: number; pageSize?: number }) {
+export async function listBatchEmailRecords(params?: {
+  page?: number
+  pageSize?: number
+  keyword?: string
+}) {
   const res = await axiosInstance.get(omsUrl('/system/batch-email/records/list'), { params })
   const page = unwrapPageResult(res.data)
   return {
@@ -178,3 +207,15 @@ export async function listBatchEmailRecords(params?: { page?: number; pageSize?:
     total: page.total,
   }
 }
+
+/** POST /system/batch-email/check-duplicates — 近 N 天同邮箱同主题预检 */
+export async function checkBatchEmailDuplicates(body: {
+  pairs: BatchEmailDuplicatePair[]
+  withinDays?: number
+}): Promise<BatchEmailDuplicateHit[]> {
+  const res = await axiosInstance.post(omsUrl('/system/batch-email/check-duplicates'), body)
+  const list = unwrapList(res.data)
+  return list
+    .map(normalizeDuplicateHit)
+    .filter((item): item is BatchEmailDuplicateHit => item != null)
+}
diff --git a/src/locale/en-US.ts b/src/locale/en-US.ts
index d5510eb..513f5c0 100644
--- a/src/locale/en-US.ts
+++ b/src/locale/en-US.ts
@@ -4399,11 +4399,24 @@ export default {
   'system.batchEmail.errLoadTemplates': 'Failed to load templates',
   'system.batchEmail.errLoadRecords': 'Failed to load email records',
   'system.batchEmail.recordList': 'Email records',
+  'system.batchEmail.recordSearch': 'Search',
+  'system.batchEmail.recordSearchPlaceholder': 'Email / subject / body / sender',
   'system.batchEmail.record.toEmail': 'Email',
   'system.batchEmail.record.subject': 'Subject',
   'system.batchEmail.record.content': 'Content',
   'system.batchEmail.record.sendTime': 'Sent at',
   'system.batchEmail.record.sender': 'Sender',
+  'system.batchEmail.errCheckDup': 'Duplicate check failed. Please try again.',
+  'system.batchEmail.dupConfirmTitle': 'Duplicates in the last 30 days',
+  'system.batchEmail.dupConfirmBody': '{count} item(s) share the same email + subject within {days} days (including in-batch duplicates):',
+  'system.batchEmail.dupConfirmMore': '{n} more not shown',
+  'system.batchEmail.dupConfirmBatchOnly': '{n} more are duplicates within this batch',
+  'system.batchEmail.dupBatchOnlyTip': '{n} duplicate group(s) in this batch — only the first of each email+subject will be sent',
+  'system.batchEmail.dupConfirmHint': 'Duplicates are skipped by default. Click “Send anyway” to include them.',
+  'system.batchEmail.dupConfirmForce': 'Send anyway',
+  'system.batchEmail.dupConfirmSkip': 'Skip duplicates',
+  'system.batchEmail.failDupRecent': 'Already sent with the same subject within {days} days',
+  'system.batchEmail.failDupInBatch': 'Duplicate in this batch, skipped',
   'system.batchEmail.warnEmptyContent': 'Template body is required',
   'system.batchEmail.warnEmptyName': 'Template name is required',
   'system.batchEmail.confirmOverwriteTitle': 'Overwrite?',
diff --git a/src/locale/zh-CN.ts b/src/locale/zh-CN.ts
index eb9cb10..9002781 100644
--- a/src/locale/zh-CN.ts
+++ b/src/locale/zh-CN.ts
@@ -4423,11 +4423,24 @@ export default {
   'system.batchEmail.errLoadTemplates': '加载模板失败',
   'system.batchEmail.errLoadRecords': '加载邮件记录失败',
   'system.batchEmail.recordList': '邮件记录',
+  'system.batchEmail.recordSearch': '查询',
+  'system.batchEmail.recordSearchPlaceholder': '邮箱 / 主题 / 内容 / 发送人',
   'system.batchEmail.record.toEmail': '邮箱',
   'system.batchEmail.record.subject': '主题',
   'system.batchEmail.record.content': '内容',
   'system.batchEmail.record.sendTime': '发送时间',
   'system.batchEmail.record.sender': '发送人',
+  'system.batchEmail.errCheckDup': '查重失败，请稍后重试',
+  'system.batchEmail.dupConfirmTitle': '发现近 30 天重复发送',
+  'system.batchEmail.dupConfirmBody': '有 {count} 条「同邮箱 + 同主题」在近 {days} 天内已发送过（含本批重复）：',
+  'system.batchEmail.dupConfirmMore': '另有 {n} 条未展示',
+  'system.batchEmail.dupConfirmBatchOnly': '另有 {n} 条为本批内重复收件',
+  'system.batchEmail.dupBatchOnlyTip': '本批有 {n} 组重复收件，同邮箱同主题仅发送首条',
+  'system.batchEmail.dupConfirmHint': '默认跳过重复项；若仍要发送，请点「仍要发送」。',
+  'system.batchEmail.dupConfirmForce': '仍要发送',
+  'system.batchEmail.dupConfirmSkip': '仅发送未重复',
+  'system.batchEmail.failDupRecent': '近 {days} 天已发送过同主题',
+  'system.batchEmail.failDupInBatch': '本批内重复，已跳过',
   'system.batchEmail.warnEmptyContent': '模板内容不能为空',
   'system.batchEmail.warnEmptyName': '模板名称不能为空',
   'system.batchEmail.confirmOverwriteTitle': '确认覆盖',
diff --git a/src/views/site/GradientWaves.vue b/src/views/site/GradientWaves.vue
index b68d073..643bcf2 100644
--- a/src/views/site/GradientWaves.vue
+++ b/src/views/site/GradientWaves.vue
@@ -325,6 +325,8 @@ void main() {
     canvas.style.height = '100%';
     canvas.style.display = 'block';
     canvas.style.pointerEvents = 'none';
+    canvas.style.opacity = '0';
+    canvas.style.transition = 'opacity 0.55s ease';
     container.appendChild(canvas);
 
     const geometry = new Triangle(gl);
@@ -457,6 +459,11 @@ void main() {
 
     tryStart();
     syncUniforms();
+    // 先画一帧再淡入，盖在静态海天底上，避免灰/白闪
+    requestAnimationFrame(() => {
+      paint(performance.now());
+      canvas.style.opacity = '1';
+    });
 
     teardown = () => {
       tryStop();
@@ -494,5 +501,13 @@ void main() {
     display: block;
     width: 100% !important;
     height: 100% !important;
+    will-change: opacity;
+  }
+
+  @media (prefers-reduced-motion: reduce) {
+    .gradient-waves :deep(canvas) {
+      transition: none !important;
+      opacity: 1 !important;
+    }
   }
 </style>
diff --git a/src/views/site/SiteAdvisorShell.vue b/src/views/site/SiteAdvisorShell.vue
index c8e5cda..8c20198 100644
--- a/src/views/site/SiteAdvisorShell.vue
+++ b/src/views/site/SiteAdvisorShell.vue
@@ -40,7 +40,8 @@
                         as="span"
                         class-name="ai-welcome-title__type"
                         :text="shortTitle ? copy.titleRestShort : copy.titleRest"
-                        :typing-speed="36"
+                        :typing-speed="48"
+                        :initial-delay="280"
                         :pause-duration="900"
                         :show-cursor="false"
                         :loop="false"
diff --git a/src/views/site/index.vue b/src/views/site/index.vue
index 2467413..de091ca 100644
--- a/src/views/site/index.vue
+++ b/src/views/site/index.vue
@@ -133,7 +133,7 @@
 </template>
 
 <script lang="ts" setup>
-  import { computed, defineAsyncComponent, nextTick, onBeforeUnmount, onMounted, ref, watch } from 'vue';
+  import { computed, nextTick, onBeforeUnmount, onMounted, ref, watch } from 'vue';
   import { useRouter } from 'vue-router';
   import SiteHeader from './SiteHeader.vue';
   import SiteAdvisorShell from './SiteAdvisorShell.vue';
@@ -141,6 +141,7 @@
   import SiteServicesPanel from './SiteServicesPanel.vue';
   import SiteTopicPanel from './SiteTopicPanel.vue';
   import SiteWecomModal from './SiteWecomModal.vue';
+  import GradientWaves from './GradientWaves.vue';
   import {
     goOfficialLoginFromHref,
     officialLoginUrl,
@@ -154,7 +155,6 @@
   import './styles/main.css';
   import './styles/ai-advisor.css';
 
-  const GradientWaves = defineAsyncComponent(() => import('./GradientWaves.vue'));
   const glass = provideSiteLiquidGlass();
   const glassSceneEl = ref<HTMLElement | null>(null);
   const glassContentEl = ref<HTMLElement | null>(null);
diff --git a/src/views/site/styles/ai-advisor.css b/src/views/site/styles/ai-advisor.css
index daaaf01..3a6ea0f 100644
--- a/src/views/site/styles/ai-advisor.css
+++ b/src/views/site/styles/ai-advisor.css
@@ -2526,24 +2526,56 @@ body.command-home .ai-stage-map--eu {
   justify-content: flex-start;
   min-height: 0;
   padding: 0 0 16px;
-  animation: ai-h5-rise-in 0.42s var(--ai-ease) both;
 }
 
 .ai-welcome.is-hidden {
   display: none;
 }
 
-@keyframes ai-h5-rise-in {
+/* 首页入场：轻上移 + 淡入，分拍错开，避免整块突然砸下来 */
+@keyframes ai-welcome-rise {
   from {
     opacity: 0;
-    transform: translateY(10px);
+    transform: translate3d(0, 14px, 0);
   }
   to {
     opacity: 1;
-    transform: translateY(0);
+    transform: translate3d(0, 0, 0);
   }
 }
 
+.ai-welcome__intro,
+.ai-welcome__meta,
+.ai-welcome-compose-panel,
+.ai-intent-group,
+.ai-trust-bar {
+  animation: ai-welcome-rise 0.78s cubic-bezier(0.22, 1, 0.36, 1) both;
+}
+
+.ai-welcome__intro {
+  animation-delay: 0.12s;
+}
+
+.ai-welcome__meta {
+  animation-delay: 0.26s;
+}
+
+.ai-welcome-compose-panel {
+  animation-delay: 0.38s;
+}
+
+.ai-intent-group:nth-child(1) {
+  animation-delay: 0.52s;
+}
+
+.ai-intent-group:nth-child(2) {
+  animation-delay: 0.66s;
+}
+
+.ai-trust-bar {
+  animation-delay: 0.8s;
+}
+
 .ai-welcome__hero {
   position: relative;
   display: flex;
@@ -2813,10 +2845,6 @@ body.command-home #navbar .site-nav-avatar:hover {
   height: auto;
   padding: 10px 12px;
   gap: 5px;
-  background: color-mix(in srgb, #fff 70%, #e8eef2);
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 0.75),
-    0 1px 2px rgba(15, 23, 42, 0.03);
 }
 
 .ai-welcome__command .ai-intent-grid--growth .ai-intent-door__head {
@@ -2856,20 +2884,19 @@ body.command-home #navbar .site-nav-avatar:hover {
   line-clamp: 2;
 }
 
-/* 履约 / 权益门卡（liquid-glass 表面） */
+/* 履约 / 权益门卡（liquid-glass 表面）
+   未就绪也用半透明玻璃底，避免「先白再玻璃」闪一下；实心霜面仅 fallback */
 .ai-welcome__command .ai-intent-door {
   overflow: hidden;
-  border: 1px solid rgba(255, 255, 255, 0.72);
+  border: 1px solid rgba(255, 255, 255, 0.42);
   border-radius: var(--ai-dock-radius);
   padding: 14px 14px;
-  background: color-mix(in srgb, #fff 78%, #e6edf2);
-  backdrop-filter: blur(18px) saturate(150%);
-  -webkit-backdrop-filter: blur(18px) saturate(150%);
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 0.8),
-    var(--ai-paper-shadow);
+  background: rgba(255, 255, 255, 0.16);
+  backdrop-filter: none;
+  -webkit-backdrop-filter: none;
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.38);
   transition:
-    background 0.2s var(--ai-ease),
+    border-color 0.2s var(--ai-ease),
     box-shadow 0.2s var(--ai-ease),
     transform 0.2s var(--ai-ease);
   --lg-foreground: var(--ai-brand, #023e8a);
@@ -2904,11 +2931,9 @@ body.command-home #navbar .site-nav-avatar:hover {
   position: relative;
   padding: 16px 16px;
   border-radius: 14px;
-  background: color-mix(in srgb, #fff 62%, #e8eef3);
-  border: 1px solid rgba(255, 255, 255, 0.78);
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 0.9),
-    0 2px 8px rgba(15, 23, 42, 0.05);
+  background: rgba(255, 255, 255, 0.2);
+  border: 1px solid rgba(255, 255, 255, 0.48);
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42);
 }
 
 .ai-welcome__command .ai-intent-door.is-primary .ai-intent-door__icon {
@@ -2925,29 +2950,25 @@ body.command-home #navbar .site-nav-avatar:hover {
 }
 
 .ai-welcome__command .ai-intent-door:hover {
-  border-color: rgba(255, 255, 255, 0.9);
-  background: color-mix(in srgb, #fff 78%, #e8eef3);
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 0.95),
-    0 6px 18px rgba(15, 23, 42, 0.07);
+  border-color: rgba(255, 255, 255, 0.62);
+  background: rgba(255, 255, 255, 0.22);
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
   transform: translateY(-1px);
 }
 
 .ai-welcome__command .ai-intent-door.is-primary:hover {
-  border-color: rgba(255, 255, 255, 0.95);
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 1),
-    0 8px 22px rgba(15, 23, 42, 0.08);
+  border-color: rgba(255, 255, 255, 0.68);
+  background: rgba(255, 255, 255, 0.26);
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
 }
 
-/* liquid-glass 就绪后透出折射；未就绪 / 降级时保留 CSS 霜面 */
+/* liquid-glass 就绪后透出折射 */
 .ai-welcome__command .ai-intent-door.lg-surface.is-glass-ready:not(.is-glass-fallback),
-.ai-welcome__command .ai-intent-door.lg-surface.is-glass-ready:not(.is-glass-fallback).is-primary {
+.ai-welcome__command .ai-intent-door.lg-surface.is-glass-ready:not(.is-glass-fallback).is-primary,
+.ai-welcome__command .ai-intent-grid--growth .ai-intent-door.lg-surface.is-glass-ready:not(.is-glass-fallback) {
   background: transparent;
   border-color: transparent;
   box-shadow: none;
-  backdrop-filter: none;
-  -webkit-backdrop-filter: none;
 }
 
 .ai-welcome__command .ai-intent-door.lg-surface:not(.is-glass-ready),
@@ -2955,9 +2976,11 @@ body.command-home #navbar .site-nav-avatar:hover {
   visibility: visible !important;
 }
 
-.ai-welcome__command .ai-intent-grid--growth .ai-intent-door.lg-surface:not(.is-glass-ready),
+/* 仅 WebGPU 不可用时才用实心霜面，避免首屏白闪 */
+.ai-welcome__command .ai-intent-door.lg-surface.is-glass-fallback,
+.ai-welcome__command .ai-intent-door.lg-surface.is-glass-fallback.is-primary,
 .ai-welcome__command .ai-intent-grid--growth .ai-intent-door.lg-surface.is-glass-fallback {
-  background: color-mix(in srgb, #fff 70%, #e8eef2);
+  background: color-mix(in srgb, #fff 72%, #e8eef2);
   border: 1px solid rgba(255, 255, 255, 0.72);
   box-shadow:
     inset 0 1px 0 rgba(255, 255, 255, 0.75),
@@ -3040,23 +3063,28 @@ body.command-home #navbar .site-nav-avatar:hover {
   display: block;
   filter: drop-shadow(0 12px 24px rgba(var(--ai-sky-rgb), 0.1));
   transform-origin: 50% 60%;
-  animation: aiPlaneIn 1.8s cubic-bezier(0.22, 1, 0.36, 1) both;
+  animation: aiPlaneIn 1.15s cubic-bezier(0.22, 1, 0.36, 1) both;
 }
 
 @keyframes aiPlaneIn {
   from {
     opacity: 0;
-    transform: translate3d(-10%, 18%, 0) scale(0.72) rotate(-3deg);
+    transform: translate3d(0, 16px, 0) scale(0.96);
   }
   to {
     opacity: 1;
-    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
+    transform: translate3d(0, 0, 0) scale(1);
   }
 }
 
 @media (prefers-reduced-motion: reduce) {
-  .ai-welcome-plane img {
-    animation: none;
+  .ai-welcome-plane img,
+  .ai-welcome__intro,
+  .ai-welcome__meta,
+  .ai-welcome-compose-panel,
+  .ai-intent-group,
+  .ai-trust-bar {
+    animation: none !important;
   }
 }
 
@@ -5216,13 +5244,14 @@ body.command-home * {
   -webkit-backdrop-filter: none !important;
 }
 
-/* Keep specular sheen; drop animated glass blobs only */
-body.command-home .ai-intent-door::after {
+/* Keep specular sheen off welcome glass doors (sheen reads as white flash before LG ready) */
+body.command-home .ai-intent-door::after,
+body.command-home .ai-welcome__command .ai-intent-door::before,
+body.command-home .ai-welcome__command .ai-intent-door::after {
   display: none !important;
 }
 
-body.command-home .ai-intent-door::before,
-body.command-home .ai-welcome__command .ai-intent-door::before {
+body.command-home .ai-intent-door:not(.lg-surface)::before {
   display: block !important;
   background: var(--ai-glass-sheen);
 }
diff --git a/src/views/system/batchEmail/index.vue b/src/views/system/batchEmail/index.vue
index 3d9a200..c118e53 100644
--- a/src/views/system/batchEmail/index.vue
+++ b/src/views/system/batchEmail/index.vue
@@ -201,33 +201,48 @@
             </span>
             <a-tag size="small" color="gray">{{ recordTotal }}</a-tag>
           </button>
-          <PaginationPro
-            v-show="recordsExpanded"
-            :total-count="recordTotal"
-            v-model:current-page="recordPage"
-            v-model:page-size="recordPageSize"
-            :page-sizes="[10, 30, 50, 100]"
-            @page-change="loadRecords"
-            @page-size-change="handleRecordPageSizeChange"
-          />
         </div>
-        <div v-show="recordsExpanded" class="list-wrap">
-          <a-table
-            :columns="recordColumns"
-            :data="recordList"
-            :loading="recordLoading"
-            :pagination="false"
-            :scroll="{ y: '100%' }"
-            row-key="id"
-            size="small"
-            class="record-table"
-          >
-            <template #content="{ record }">
-              <a-tooltip :content="record.content">
-                <span class="record-content-cell">{{ record.content }}</span>
-              </a-tooltip>
-            </template>
-          </a-table>
+        <div v-show="recordsExpanded" class="record-body">
+          <div class="table-toolbar">
+            <div class="toolbar-left">
+              <a-input
+                v-model="recordKeyword"
+                allow-clear
+                :placeholder="t('system.batchEmail.recordSearchPlaceholder')"
+                style="width: 260px"
+                @press-enter="handleRecordSearch"
+                @clear="handleRecordSearch"
+              />
+              <a-button class="app-btn-search" @click="handleRecordSearch">
+                {{ t('system.batchEmail.recordSearch') }}
+              </a-button>
+            </div>
+            <div class="toolbar-right">
+              <PaginationPro
+                :total-count="recordTotal"
+                v-model:current-page="recordPage"
+                v-model:page-size="recordPageSize"
+                :page-sizes="[10, 30, 50, 100]"
+                @page-change="loadRecords"
+                @page-size-change="handleRecordPageSizeChange"
+              />
+            </div>
+          </div>
+          <a-spin :loading="recordLoading" class="record-spin">
+            <div ref="recordTableContainerRef" class="list-wrap">
+              <HandsontablePro
+                :columns="recordHotColumns"
+                :data="recordList"
+                :total="recordTotal"
+                :current-page="recordPage"
+                :page-size="recordPageSize"
+                :stretch-columns="true"
+                :height="recordHandsontableHeight"
+                :read-only="true"
+                :show-action-column="false"
+              />
+            </div>
+          </a-spin>
         </div>
       </div>
     </div>
@@ -388,15 +403,18 @@
 
 <script setup lang="ts">
 defineOptions({ name: 'SystemBatchEmail' })
-import { computed, nextTick, onMounted, reactive, ref } from 'vue'
+import { computed, h, nextTick, onMounted, reactive, ref } from 'vue'
 import { useI18n } from 'vue-i18n'
 import * as XLSX from 'xlsx'
 import dayjs from 'dayjs'
 import { Message, Modal } from '@arco-design/web-vue'
 import { IconDown } from '@arco-design/web-vue/es/icon'
+import HandsontablePro from '@/components/HandsontablePro/index.vue'
 import PaginationPro from '@/components/PaginationPro/index.vue'
 import SlidingTabs from '@/components/SlidingTabs/index.vue'
+import { useTableContainerHeight } from '@/composables/useTableContainerHeight'
 import {
+  checkBatchEmailDuplicates,
   deleteBatchEmailTemplate,
   getBatchEmailAccount,
   isSmtpSecretMask,
@@ -407,6 +425,7 @@ import {
   sendBatchEmailOne,
   SMTP_SECRET_MASK,
   testBatchEmailConnection,
+  type BatchEmailDuplicateHit,
   type BatchEmailSendRecord,
   type BatchEmailServerType,
 } from '@/api/system/batchEmail'
@@ -494,10 +513,16 @@ const saveTplLoading = ref(false)
 const recordList = ref<BatchEmailSendRecord[]>([])
 const recordTotal = ref(0)
 const recordPage = ref(1)
-const recordPageSize = ref(30)
+const recordPageSize = ref(50)
+const recordKeyword = ref('')
 const recordLoading = ref(false)
+const { tableContainerRef: recordTableContainerRef, tableHeight: recordTableHeight } =
+  useTableContainerHeight()
+const recordHandsontableHeight = computed(() => Math.max(recordTableHeight.value || 0, 280))
 const recipientPreviewLimit = 8
 const SEND_CONCURRENCY = 3
+const DUP_WITHIN_DAYS = 30
+const DUP_PREVIEW_LIMIT = 8
 
 const sendConfirmVisible = ref(false)
 const sendAbortRequested = ref(false)
@@ -596,14 +621,18 @@ const recipientPreviewRows = computed(() =>
   })),
 )
 
-const recordColumns = computed(() => [
-  { title: t('system.batchEmail.record.toEmail'), dataIndex: 'toEmail', width: 160, ellipsis: true, tooltip: true },
-  { title: t('system.batchEmail.record.subject'), dataIndex: 'subject', width: 140, ellipsis: true, tooltip: true },
-  { title: t('system.batchEmail.record.content'), dataIndex: 'content', slotName: 'content', ellipsis: true },
-  { title: t('system.batchEmail.record.sendTime'), dataIndex: 'sendTime', width: 160 },
-  { title: t('system.batchEmail.record.sender'), dataIndex: 'sender', width: 100, ellipsis: true, tooltip: true },
+const recordHotColumns = computed(() => [
+  { key: 'toEmail', label: t('system.batchEmail.record.toEmail'), width: 180 },
+  { key: 'subject', label: t('system.batchEmail.record.subject'), width: 200 },
+  { key: 'content', label: t('system.batchEmail.record.content'), width: 320 },
+  { key: 'sendTime', label: t('system.batchEmail.record.sendTime'), width: 170 },
+  { key: 'sender', label: t('system.batchEmail.record.sender'), width: 120 },
 ])
 
+function buildDuplicateKey(email: string, subject: string) {
+  return `${email.trim().toLowerCase()}\u0001${subject.trim()}`
+}
+
 function templatesToMap(list: Array<{ name: string; subject: string; content: string }>): Record<string, TemplateData> {
   const out: Record<string, TemplateData> = {}
   list.forEach((item) => {
@@ -768,6 +797,7 @@ async function loadRecords() {
     const { items, total } = await listBatchEmailRecords({
       page: recordPage.value,
       pageSize: recordPageSize.value,
+      keyword: recordKeyword.value.trim() || undefined,
     })
     recordList.value = items.map((item) => ({
       ...item,
@@ -782,6 +812,11 @@ async function loadRecords() {
   }
 }
 
+function handleRecordSearch() {
+  recordPage.value = 1
+  void loadRecords()
+}
+
 function handleRecordPageSizeChange(size: number) {
   recordPageSize.value = size
   recordPage.value = 1
@@ -1114,7 +1149,108 @@ function openSendConfirm() {
 
 function confirmAndStartSend() {
   sendConfirmVisible.value = false
-  void runBatchSend()
+  void prepareAndStartSend()
+}
+
+function formatDupHitLine(hit: BatchEmailDuplicateHit) {
+  const time = formatSendTime(hit.sendTime)
+  return `${hit.toEmail} · ${hit.subject || '-'} · ${time}`
+}
+
+async function prepareAndStartSend() {
+  const recipients = getRecipientsForSend()
+  const subjBase =
+    subjectDraft.value.trim() || selectedTemplateName.value || t('system.batchEmail.fallbackSubject')
+
+  const pairs: Array<{ to: string; subject: string; key: string }> = []
+  const seenInBatch = new Set<string>()
+  const batchDupKeys = new Set<string>()
+
+  for (const order of recipients) {
+    const email = order.寄件人邮箱?.trim() ?? ''
+    if (!email || !email.includes('@')) continue
+    const subject = fillPlaceholders(subjBase, order).trim()
+    const key = buildDuplicateKey(email, subject)
+    if (seenInBatch.has(key)) {
+      batchDupKeys.add(key)
+      continue
+    }
+    seenInBatch.add(key)
+    pairs.push({ to: email, subject, key })
+  }
+
+  let historyHits: BatchEmailDuplicateHit[] = []
+  try {
+    if (pairs.length) {
+      historyHits = await checkBatchEmailDuplicates({
+        pairs: pairs.map((p) => ({ to: p.to, subject: p.subject })),
+        withinDays: DUP_WITHIN_DAYS,
+      })
+    }
+  } catch (e: unknown) {
+    Message.error((e as Error)?.message || t('system.batchEmail.errCheckDup'))
+    return
+  }
+
+  const historyKeys = new Set(
+    historyHits.map((h) => buildDuplicateKey(h.toEmail, h.subject)),
+  )
+  const dupCount = historyKeys.size + batchDupKeys.size
+
+  if (dupCount === 0) {
+    void runBatchSend()
+    return
+  }
+
+  // 仅历史命中才弹软拦；本批重复始终靠 sentInBatchKeys 只发首条
+  if (historyKeys.size === 0) {
+    if (batchDupKeys.size > 0) {
+      Message.info(t('system.batchEmail.dupBatchOnlyTip', { n: batchDupKeys.size }))
+    }
+    void runBatchSend()
+    return
+  }
+
+  const previewLines = historyHits.slice(0, DUP_PREVIEW_LIMIT).map(formatDupHitLine)
+  const more = Math.max(0, historyHits.length - DUP_PREVIEW_LIMIT)
+  const batchOnlyCount = [...batchDupKeys].filter((k) => !historyKeys.has(k)).length
+  const contentParts = [
+    t('system.batchEmail.dupConfirmBody', {
+      days: DUP_WITHIN_DAYS,
+      count: historyKeys.size,
+    }),
+  ]
+  if (previewLines.length) {
+    contentParts.push(previewLines.join('\n'))
+    if (more > 0) {
+      contentParts.push(t('system.batchEmail.dupConfirmMore', { n: more }))
+    }
+  }
+  if (batchOnlyCount > 0) {
+    contentParts.push(t('system.batchEmail.dupConfirmBatchOnly', { n: batchOnlyCount }))
+  }
+  contentParts.push(t('system.batchEmail.dupConfirmHint'))
+
+  Modal.confirm({
+    title: t('system.batchEmail.dupConfirmTitle'),
+    content: () =>
+      h(
+        'div',
+        { style: 'white-space: pre-wrap; line-height: 1.6; max-height: 360px; overflow: auto;' },
+        contentParts.join('\n\n'),
+      ),
+    okText: t('system.batchEmail.dupConfirmForce'),
+    cancelText: t('system.batchEmail.dupConfirmSkip'),
+    hideCancel: false,
+    simple: false,
+    width: 560,
+    onOk: () => {
+      void runBatchSend()
+    },
+    onCancel: () => {
+      void runBatchSend({ skipDuplicateKeys: historyKeys })
+    },
+  })
 }
 
 function cancelBatchSend() {
@@ -1165,13 +1301,15 @@ async function runWithConcurrency<T>(
   await Promise.all(runners)
 }
 
-async function runBatchSend() {
+async function runBatchSend(options?: { skipDuplicateKeys?: Set<string> }) {
   const recipients = getRecipientsForSend()
   const bodyContent = contentDraft.value.trim()
   const u = accountUsername.value.trim()
   const p = resolvePasswordForRequest()
   const subjBase =
     subjectDraft.value.trim() || selectedTemplateName.value || t('system.batchEmail.fallbackSubject')
+  const skipKeys = options?.skipDuplicateKeys
+  const sentInBatchKeys = new Set<string>()
 
   sending.value = true
   sendAbortRequested.value = false
@@ -1200,16 +1338,34 @@ async function runBatchSend() {
         return
       }
       const subject = fillPlaceholders(subjBase, order)
-      await sendBatchEmailOne({
-        smtpUsername: u,
-        smtpPassword: p,
-        serverType: serverType.value,
-        to: email,
-        subject,
-        body,
-        bodyType: 'plain',
-      })
-      sendProgress.success += 1
+      const dupKey = buildDuplicateKey(email, subject)
+
+      if (skipKeys?.has(dupKey)) {
+        pushSendFailure(email, t('system.batchEmail.failDupRecent', { days: DUP_WITHIN_DAYS }))
+        return
+      }
+      // 同批第二次起不连发（先占位，避免并发双发）
+      if (sentInBatchKeys.has(dupKey)) {
+        pushSendFailure(email, t('system.batchEmail.failDupInBatch'))
+        return
+      }
+      sentInBatchKeys.add(dupKey)
+
+      try {
+        await sendBatchEmailOne({
+          smtpUsername: u,
+          smtpPassword: p,
+          serverType: serverType.value,
+          to: email,
+          subject,
+          body,
+          bodyType: 'plain',
+        })
+        sendProgress.success += 1
+      } catch (sendErr: unknown) {
+        sentInBatchKeys.delete(dupKey)
+        throw sendErr
+      }
     } catch (e: unknown) {
       pushSendFailure(email, extractErrorMessage(e))
     } finally {
@@ -1640,7 +1796,6 @@ onMounted(async () => {
   gap: 12px;
   padding: 12px 16px;
   flex-shrink: 0;
-  border-bottom: 1px solid var(--color-border-2);
 }
 
 .record-toggle {
@@ -1662,30 +1817,48 @@ onMounted(async () => {
   }
 }
 
-.list-wrap {
+.record-body {
   flex: 1;
   min-height: 0;
-  padding: 12px 16px 16px;
   display: flex;
   flex-direction: column;
+  padding: 0 16px 16px;
 }
 
-.record-table {
+.record-body .table-toolbar {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+  margin-bottom: 12px;
+  flex-shrink: 0;
+  flex-wrap: wrap;
+}
+
+.record-body .toolbar-left,
+.record-body .toolbar-right {
+  display: flex;
+  gap: 8px;
+  align-items: center;
+}
+
+.record-spin {
   flex: 1;
   min-height: 0;
+  display: flex;
+  flex-direction: column;
 
-  :deep(.arco-table),
-  :deep(.arco-table-container) {
-    height: 100%;
+  :deep(.arco-spin-container) {
+    flex: 1;
+    min-height: 0;
+    display: flex;
+    flex-direction: column;
   }
 }
 
-.record-content-cell {
-  display: inline-block;
-  max-width: 100%;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
+.list-wrap {
+  flex: 1;
+  min-height: 0;
 }
 
 .file-input-hidden {