diff --git a/src/api/approval/instance/index.ts b/src/api/approval/instance/index.ts
index f34ddc9..21a41fd 100644
--- a/src/api/approval/instance/index.ts
+++ b/src/api/approval/instance/index.ts
@@ -4,7 +4,8 @@ import type {
   ApprovalCompletionForm,
   ApprovalInstance,
   ApprovalItem,
-  ApprovalMineParam
+  ApprovalMineParam,
+  ApprovalTaskListParam
 } from '../model';
 import { THINK_API_URL } from '@/config/setting';
 
@@ -61,3 +62,31 @@ export async function pageMine(params: ApprovalMineParam) {
   }
   return Promise.reject(new Error(res.data.message));
 }
+
+/**
+ * 我的待办
+ */
+export async function pageTodo(params: ApprovalTaskListParam) {
+  const res = await request.get<ApiResult<PageResult<ApprovalItem>>>(
+    THINK_API_URL + '/approval/todo/page',
+    { params }
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
+/**
+ * 我的已办
+ */
+export async function pageDone(params: ApprovalTaskListParam) {
+  const res = await request.get<ApiResult<PageResult<ApprovalItem>>>(
+    THINK_API_URL + '/approval/done/page',
+    { params }
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
diff --git a/src/api/approval/model/index.ts b/src/api/approval/model/index.ts
index 1a0a548..bd2d258 100644
--- a/src/api/approval/model/index.ts
+++ b/src/api/approval/model/index.ts
@@ -136,6 +136,21 @@ export interface ApprovalMineParam extends PageParam {
   docType?: string;
 }
 
+/**
+ * 待办/已办查询参数
+ */
+export interface ApprovalTaskListParam extends PageParam {
+  status?: string;
+  docType?: string;
+}
+
+/**
+ * 任务动作参数（通过/驳回）
+ */
+export interface ApprovalTaskActionParam {
+  opinion?: string;
+}
+
 /**
  * 组织
  */
diff --git a/src/api/approval/task/index.ts b/src/api/approval/task/index.ts
index 523577c..a6c9ab8 100644
--- a/src/api/approval/task/index.ts
+++ b/src/api/approval/task/index.ts
@@ -1,5 +1,6 @@
 import request from '@/utils/request';
 import type { ApiResult } from '@/api';
+import type { ApprovalInstance } from '../model';
 import { THINK_API_URL } from '@/config/setting';
 
 /**
@@ -14,3 +15,44 @@ export async function getTodoCount() {
   }
   return Promise.reject(new Error(res.data.message));
 }
+
+/**
+ * 通过（意见可选）
+ */
+export async function approveTask(id: number, opinion?: string) {
+  const res = await request.post<ApiResult<ApprovalInstance>>(
+    THINK_API_URL + '/approval/task/' + id + '/approve',
+    { opinion }
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
+/**
+ * 驳回（意见必填）
+ */
+export async function rejectTask(id: number, opinion: string) {
+  const res = await request.post<ApiResult<ApprovalInstance>>(
+    THINK_API_URL + '/approval/task/' + id + '/reject',
+    { opinion }
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
+/**
+ * 撤回
+ */
+export async function withdrawInstance(id: number) {
+  const res = await request.post<ApiResult<ApprovalInstance>>(
+    THINK_API_URL + '/approval/instance/' + id + '/withdraw'
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
diff --git a/src/packageApproval/pages/detail.vue b/src/packageApproval/pages/detail.vue
index 47c52ed..eb591a8 100644
--- a/src/packageApproval/pages/detail.vue
+++ b/src/packageApproval/pages/detail.vue
@@ -109,13 +109,35 @@
         <view v-if="detail.records.length === 0" class="empty">暂无记录</view>
       </uni-card>
 
-      <view v-if="detail.permissions.canEdit || detail.permissions.canSubmit" class="actions">
+      <view v-if="hasActions" class="actions">
         <button
-          v-if="detail.permissions.canEdit"
-          class="action-button ghost"
-          @click="editDraft"
+          v-if="detail.myTask && detail.permissions.canApprove"
+          class="action-button primary"
+          @click="openApprove"
         >
-          编辑
+          通过
+        </button>
+        <button
+          v-if="detail.myTask && detail.permissions.canReject"
+          class="action-button danger"
+          @click="openReject"
+        >
+          驳回
+        </button>
+        <button
+          v-if="detail.permissions.canWithdraw"
+          class="action-button ghost"
+          :loading="submitting"
+          @click="withdraw"
+        >
+          撤回
+        </button>
+        <button
+          v-if="showEditButton"
+          class="action-button ghost"
+          @click="editAndResubmit"
+        >
+          {{ editLabel }}
         </button>
         <button
           v-if="detail.permissions.canSubmit"
@@ -123,9 +145,27 @@
           :loading="submitting"
           @click="submitDraft"
         >
-          提交
+          {{ detail.status === 'DRAFT' ? '提交' : '重新提交' }}
         </button>
       </view>
+
+      <view v-if="actionDialog" class="dialog-mask">
+        <view class="dialog">
+          <text class="dialog-title">{{ actionDialog === 'approve' ? '审批意见' : '驳回意见' }}</text>
+          <textarea
+            v-model="opinion"
+            class="dialog-input"
+            :maxlength="500"
+            :placeholder="actionDialog === 'approve' ? '请输入意见（可选）' : '请输入驳回意见（必填）'"
+          />
+          <view class="dialog-actions">
+            <button class="dialog-button ghost" @click="closeDialog">取消</button>
+            <button class="dialog-button primary" :loading="submitting" @click="confirmAction">
+              确定
+            </button>
+          </view>
+        </view>
+      </view>
     </view>
     <view v-else class="loading">
       <text>{{ loading ? '加载中...' : '单据不存在' }}</text>
@@ -134,9 +174,14 @@
 </template>
 
 <script setup lang="ts">
-import { ref } from 'vue';
+import { computed, ref } from 'vue';
 import { onLoad } from '@dcloudio/uni-app';
 import { getInstance, submitInstance } from '@/api/approval/instance';
+import {
+  approveTask,
+  rejectTask,
+  withdrawInstance
+} from '@/api/approval/task';
 import type { ApprovalInstance } from '@/api/approval/model';
 import { showError } from '@/utils/app';
 
@@ -144,6 +189,28 @@ const detail = ref<ApprovalInstance | null>(null);
 const loading = ref(false);
 const submitting = ref(false);
 const instanceId = ref(0);
+const actionDialog = ref<'' | 'approve' | 'reject'>('');
+const opinion = ref('');
+
+const hasActions = computed(() => {
+  const permissions = detail.value?.permissions;
+  if (!permissions) {
+    return false;
+  }
+  return (
+    permissions.canApprove ||
+    permissions.canReject ||
+    permissions.canWithdraw ||
+    permissions.canSubmit ||
+    permissions.canEdit
+  );
+});
+const showEditButton = computed(() => !!detail.value?.permissions.canEdit);
+const editLabel = computed(() =>
+  detail.value?.status === 'REJECTED' || detail.value?.status === 'WITHDRAWN'
+    ? '修改并重新提交'
+    : '编辑'
+);
 
 onLoad(options => {
   instanceId.value = Number(options?.id) || 0;
@@ -164,13 +231,85 @@ async function load() {
   }
 }
 
-function editDraft() {
+function editAndResubmit() {
+  if (detail.value?.docType !== 'completion') {
+    showError('该单据类型暂不支持在线修改', null);
+    return;
+  }
   uni.navigateTo({
     url:
       '/packageApproval/pages/form-completion?mode=edit&id=' + instanceId.value
   });
 }
 
+function openApprove() {
+  opinion.value = '';
+  actionDialog.value = 'approve';
+}
+
+function openReject() {
+  opinion.value = '';
+  actionDialog.value = 'reject';
+}
+
+function closeDialog() {
+  if (submitting.value) {
+    return;
+  }
+  actionDialog.value = '';
+}
+
+async function confirmAction() {
+  const taskId = detail.value?.myTask?.id;
+  if (!taskId) {
+    showError('任务已处理，请刷新后重试', null);
+    return;
+  }
+  const isApprove = actionDialog.value === 'approve';
+  if (!isApprove && !opinion.value.trim()) {
+    uni.showToast({ title: '请填写驳回意见', icon: 'none' });
+    return;
+  }
+  submitting.value = true;
+  try {
+    const response = isApprove
+      ? await approveTask(taskId, opinion.value.trim() || undefined)
+      : await rejectTask(taskId, opinion.value.trim());
+    actionDialog.value = '';
+    uni.showToast({
+      title: response.message || (isApprove ? '已通过' : '已驳回'),
+      icon: 'none'
+    });
+    await load();
+  } catch (error: any) {
+    showError(error?.message || '操作失败', null);
+  } finally {
+    submitting.value = false;
+  }
+}
+
+function withdraw() {
+  uni.showModal({
+    title: '撤回确认',
+    content: '撤回后单据回到报送人，可修改后重新提交。确认撤回？',
+    success: async result => {
+      if (!result.confirm) {
+        return;
+      }
+      submitting.value = true;
+      try {
+        const response = await withdrawInstance(instanceId.value);
+        uni.showToast({ title: response.message || '撤回成功', icon: 'none' });
+        await load();
+      } catch (error: any) {
+        showError(error?.message || '撤回失败', null);
+      } finally {
+        submitting.value = false;
+      }
+    }
+  });
+}
+
 function submitDraft() {
   uni.showModal({
     title: '提交确认',
@@ -411,12 +550,14 @@ function formatSize(value?: number) {
 
 .actions {
   display: flex;
+  flex-wrap: wrap;
   gap: 24rpx;
   padding: 24rpx 32rpx 48rpx;
 }
 
 .action-button {
   flex: 1;
+  min-width: 200rpx;
   font-size: 30rpx;
   border-radius: 12rpx;
 }
@@ -432,6 +573,74 @@ function formatSize(value?: number) {
   border: 1rpx solid #dcdfe6;
 }
 
+.action-button.danger {
+  background: #ffffff;
+  color: #cf1322;
+  border: 1rpx solid #cf1322;
+}
+
+.dialog-mask {
+  position: fixed;
+  left: 0;
+  right: 0;
+  top: 0;
+  bottom: 0;
+  background: rgba(0, 0, 0, 0.45);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 100;
+}
+
+.dialog {
+  width: 600rpx;
+  padding: 32rpx;
+  border-radius: 16rpx;
+  background: #ffffff;
+  display: flex;
+  flex-direction: column;
+}
+
+.dialog-title {
+  font-size: 30rpx;
+  font-weight: 600;
+  color: #303133;
+}
+
+.dialog-input {
+  width: 100%;
+  height: 180rpx;
+  margin-top: 20rpx;
+  padding: 16rpx;
+  box-sizing: border-box;
+  font-size: 26rpx;
+  background: #f5f6f8;
+  border-radius: 12rpx;
+}
+
+.dialog-actions {
+  display: flex;
+  gap: 20rpx;
+  margin-top: 24rpx;
+}
+
+.dialog-button {
+  flex: 1;
+  font-size: 28rpx;
+  border-radius: 12rpx;
+}
+
+.dialog-button.primary {
+  background: #d81e06;
+  color: #ffffff;
+}
+
+.dialog-button.ghost {
+  background: #ffffff;
+  color: #303133;
+  border: 1rpx solid #dcdfe6;
+}
+
 .loading {
   padding: 160rpx 0;
   text-align: center;
diff --git a/src/packageApproval/pages/index.vue b/src/packageApproval/pages/index.vue
index d4ccfcb..f31fbbc 100644
--- a/src/packageApproval/pages/index.vue
+++ b/src/packageApproval/pages/index.vue
@@ -12,7 +12,7 @@
       </view>
     </view>
 
-    <view v-if="activeTab === 'mine'" class="toolbar">
+    <view class="toolbar">
       <picker :range="statusLabels" :value="statusIndex" @change="onStatusChange">
         <view class="filter">{{ statusLabels[statusIndex] }}</view>
       </picker>
@@ -20,18 +20,13 @@
         v-model="keywords"
         class="search"
         type="text"
-        placeholder="搜索单号或名称"
+        placeholder="搜索单号、名称或标题"
         confirm-type="search"
         @confirm="reload"
       />
     </view>
 
-    <view v-if="activeTab !== 'mine'" class="placeholder">
-      <text class="placeholder-title">{{ activeLabel }}功能建设中</text>
-      <text class="placeholder-desc">当前版本先开放「我发起的」</text>
-    </view>
-
-    <view v-else class="list">
+    <view class="list">
       <uni-card
         v-for="item in list"
         :key="item.id"
@@ -61,7 +56,7 @@
       </uni-card>
 
       <view v-if="!loading && list.length === 0" class="empty">
-        <text>暂无单据</text>
+        <text>{{ emptyText }}</text>
       </view>
       <view v-if="loading" class="loading">
         <text>加载中...</text>
@@ -79,9 +74,14 @@
 
 <script setup lang="ts">
 import { computed, ref } from 'vue';
-import { onLoad, onPullDownRefresh, onReachBottom, onShow } from '@dcloudio/uni-app';
-import { pageMine } from '@/api/approval/instance';
-import type { ApprovalItem } from '@/api/approval/model';
+import {
+  onLoad,
+  onPullDownRefresh,
+  onReachBottom,
+  onShow
+} from '@dcloudio/uni-app';
+import { pageDone, pageMine, pageTodo } from '@/api/approval/instance';
+import type { ApprovalItem, ApprovalTaskListParam } from '@/api/approval/model';
 
 type TabKey = 'todo' | 'mine' | 'done';
 
@@ -102,10 +102,16 @@ const statusOptions = [
 ];
 const statusLabels = statusOptions.map(option => option.label);
 
-const activeTab = ref<TabKey>('mine');
-const activeLabel = computed(
-  () => tabs.find(tab => tab.key === activeTab.value)?.label || ''
-);
+const activeTab = ref<TabKey>('todo');
+const emptyText = computed(() => {
+  if (activeTab.value === 'todo') {
+    return '暂无待办';
+  }
+  if (activeTab.value === 'done') {
+    return '暂无已办';
+  }
+  return '暂无单据';
+});
 const statusIndex = ref(0);
 const keywords = ref('');
 const list = ref<ApprovalItem[]>([]);
@@ -114,26 +120,23 @@ const limit = 10;
 const total = ref(0);
 const loading = ref(false);
 const finished = ref(false);
+let requestSeq = 0;
 
 onLoad(() => {
   load(true);
 });
 
 onShow(() => {
-  if (activeTab.value === 'mine') {
-    load(true);
-  }
+  load(true);
 });
 
 onPullDownRefresh(async () => {
-  if (activeTab.value === 'mine') {
-    await load(true);
-  }
+  await load(true);
   uni.stopPullDownRefresh();
 });
 
 onReachBottom(() => {
-  if (activeTab.value === 'mine' && !loading.value && !finished.value) {
+  if (!loading.value && !finished.value) {
     load(false);
   }
 });
@@ -143,9 +146,8 @@ function switchTab(key: TabKey) {
     return;
   }
   activeTab.value = key;
-  if (key === 'mine' && list.value.length === 0) {
-    load(true);
-  }
+  list.value = [];
+  load(true);
 }
 
 function onStatusChange(event: { detail: { value: string | number } }) {
@@ -154,21 +156,32 @@ function onStatusChange(event: { detail: { value: string | number } }) {
 }
 
 async function load(reset: boolean) {
-  if (loading.value) {
+  if (loading.value && !reset) {
     return;
   }
+  const seq = ++requestSeq;
+  const tab = activeTab.value;
   loading.value = true;
   try {
     if (reset) {
       page.value = 1;
       finished.value = false;
     }
-    const result = await pageMine({
+    const params: ApprovalTaskListParam = {
       page: page.value,
       limit,
       keywords: keywords.value || undefined,
       status: statusOptions[statusIndex.value].value || undefined
-    });
+    };
+    const result =
+      tab === 'todo'
+        ? await pageTodo(params)
+        : tab === 'done'
+          ? await pageDone(params)
+          : await pageMine(params);
+    if (seq !== requestSeq) {
+      return;
+    }
     total.value = Number(result.count) || 0;
     list.value = reset ? result.list || [] : [...list.value, ...(result.list || [])];
     finished.value = list.value.length >= total.value;
@@ -176,9 +189,13 @@ async function load(reset: boolean) {
       page.value += 1;
     }
   } catch (error: any) {
-    uni.showToast({ title: error?.message || '加载失败', icon: 'none' });
+    if (seq === requestSeq) {
+      uni.showToast({ title: error?.message || '加载失败', icon: 'none' });
+    }
   } finally {
-    loading.value = false;
+    if (seq === requestSeq) {
+      loading.value = false;
+    }
   }
 }
 
@@ -342,24 +359,6 @@ function formatTime(value?: string) {
   word-break: break-all;
 }
 
-.placeholder {
-  padding: 160rpx 40rpx;
-  text-align: center;
-}
-
-.placeholder-title {
-  display: block;
-  font-size: 30rpx;
-  color: #606266;
-}
-
-.placeholder-desc {
-  display: block;
-  margin-top: 16rpx;
-  font-size: 26rpx;
-  color: #909399;
-}
-
 .empty,
 .loading,
 .finished {