diff --git a/backend/application/api/controller/Demand.php b/backend/application/api/controller/Demand.php
index ef1ef1a..7f516fa 100644
--- a/backend/application/api/controller/Demand.php
+++ b/backend/application/api/controller/Demand.php
@@ -117,69 +117,71 @@ class Demand extends Api
             }
             $btnNameFun = function ($opType, $item) {
                 $button = ['name' => '查看详情', 'theme' => 'light'];
+                // key 为按钮动作标识（复用 DemandService::BUTTON_* 常量），
+                // 前端据此判断按钮类型，避免依赖中文文案；无动作的展示型按钮 key 为空
                 if ($opType == 'all') {
                     if ($item->status == 1 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 1) {
-                        $button = ['name' => '确认接单', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_CONFIRM, 'name' => '确认接单', 'theme' => 'danger'];
                     } elseif ($item->status == 2 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
                         if ($item->demand_contracts && $item->demand_contracts->status == ContractService::STATUS_FINISHED && $item->demand_contracts->status2 == ContractService::STATUS_ONGOING) {
                             // 开发者已签约，等待客户签约
-                            $button = ['name' => '签约中', 'theme' => 'light'];
+                            $button = ['key' => '', 'name' => '签约中', 'theme' => 'light'];
                         } else {
-                            $button = ['name' => '合同签约', 'theme' => 'danger'];
+                            $button = ['key' => DemandService::BUTTON_CONTRACT_DEV, 'name' => '合同签约', 'theme' => 'danger'];
                         }
                     } elseif ($item->status == 3 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
-                        $button = ['name' => '工作完成', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_COMPLETE_WORK, 'name' => '工作完成', 'theme' => 'danger'];
                     } elseif ($item->status == 5 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
                         //客户支付尾款后，开发者发货交付
                         if ($item->hasDelivery) {
-                            $button = ['name' => '已发货', 'theme' => 'light'];
+                            $button = ['key' => '', 'name' => '已发货', 'theme' => 'light'];
                         } else {
-                            $button = ['name' => '去发货', 'theme' => 'danger'];
+                            $button = ['key' => DemandService::BUTTON_DELIVER_GOODS, 'name' => '去发货', 'theme' => 'danger'];
                         }
                     } elseif ($item->is_bid) {
-                        $button = ['name' => '已投标', 'theme' => 'light'];
+                        $button = ['key' => '', 'name' => '已投标', 'theme' => 'light'];
                     } elseif ($item->status == 1) {
-                        $button = ['name' => '参与投标', 'theme' => 'danger'];
+                        $button = ['key' => 'bid', 'name' => '参与投标', 'theme' => 'danger'];
                     }
                 } elseif ($opType == 'myQuote') {
                     if ($item->status == 1 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 1) {
-                        $button = ['name' => '确认接单', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_CONFIRM, 'name' => '确认接单', 'theme' => 'danger'];
                     } elseif ($item->status == 2 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
                         if ($item->demand_contracts && $item->demand_contracts->status == ContractService::STATUS_FINISHED && $item->demand_contracts->status2 == ContractService::STATUS_ONGOING) {
                             // 开发者已签约，等待客户签约
-                            $button = ['name' => '签约中', 'theme' => 'light'];
+                            $button = ['key' => '', 'name' => '签约中', 'theme' => 'light'];
                         } else {
-                            $button = ['name' => '合同签约', 'theme' => 'danger'];
+                            $button = ['key' => DemandService::BUTTON_CONTRACT_DEV, 'name' => '合同签约', 'theme' => 'danger'];
                         }
                     } elseif ($item->status == 3 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
-                        $button = ['name' => '工作完成', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_COMPLETE_WORK, 'name' => '工作完成', 'theme' => 'danger'];
                     } elseif ($item->status == 4 && $item->accept_status == 1) {
-                        $button = ['name' => '待验收', 'theme' => 'light'];
+                        $button = ['key' => '', 'name' => '待验收', 'theme' => 'light'];
                     } elseif ($item->status == 5 && $item->isMyWin && $item->winBidding->bidding_status == 2 && $item->winBidding->process_status == 2) {
                         //客户支付尾款后，开发者发货交付
                         if ($item->hasDelivery) {
-                            $button = ['name' => '已发货', 'theme' => 'light'];
+                            $button = ['key' => '', 'name' => '已发货', 'theme' => 'light'];
                         } else {
-                            $button = ['name' => '去发货', 'theme' => 'danger'];
+                            $button = ['key' => DemandService::BUTTON_DELIVER_GOODS, 'name' => '去发货', 'theme' => 'danger'];
                         }
                     } elseif ($item->status == 5 && $item->accept_status == 2) {
-                        $button = ['name' => '待收货', 'theme' => 'light'];
+                        $button = ['key' => '', 'name' => '待收货', 'theme' => 'light'];
                     }
                 } elseif ($opType == 'my') {
                     if ($item->status == 2 && $item->demand_contracts && $item->demand_contracts->status2 == 1) {
-                        $button = ['name' => '合同签约', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_CONTRACT_CUSTOMER, 'name' => '合同签约', 'theme' => 'danger'];
                     } elseif ($item->status == 2) {
-                        $button = ['name' => '详聊沟通', 'theme' => 'danger'];
+                        $button = ['key' => '', 'name' => '详聊沟通', 'theme' => 'danger'];
                     } elseif ($item->status == 3 && $item->work_status == 1) {
-                        $button = ['name' => '工作中', 'theme' => 'light'];
+                        $button = ['key' => '', 'name' => '工作中', 'theme' => 'light'];
                     } elseif ($item->status == 4 && $item->accept_status == 1) {
-                        $button = ['name' => '前去验收', 'theme' => 'danger'];
+                        $button = ['key' => DemandService::BUTTON_ACCEPT_PASSED, 'name' => '前去验收', 'theme' => 'danger'];
                     } elseif ($item->status == 5 && $item->accept_status == 2) {
                         //开发者发货后客户才能确认收货
                         if ($item->hasDelivery) {
-                            $button = ['name' => '确认收货', 'theme' => 'danger'];
+                            $button = ['key' => DemandService::BUTTON_CONFIRM_RECEIPT, 'name' => '确认收货', 'theme' => 'danger'];
                         } else {
-                            $button = ['name' => '待发货', 'theme' => 'light'];
+                            $button = ['key' => '', 'name' => '待发货', 'theme' => 'light'];
                         }
                     }
                 }
diff --git a/frontend/miniapp/pages/demand/detail/index.js b/frontend/miniapp/pages/demand/detail/index.js
index c344926..24d56da 100644
--- a/frontend/miniapp/pages/demand/detail/index.js
+++ b/frontend/miniapp/pages/demand/detail/index.js
@@ -435,7 +435,9 @@ Page({
                     wx.showModal({
                       title: '提示',
                       showCancel: false,
-                      content: agree ? '工作已完成，等待客户验收' : '很遗憾，工作完成失败',
+                      content: agree
+                        ? '工作已完成，请录制产品功能演示视频或提供在线体验地址，发送到需求沟通群，让客户观看后进行验收。'
+                        : '很遗憾，工作完成失败',
                       success: (res) => {
                         if (res.confirm) {
                           wx.$util.backAndRefresh();
@@ -672,6 +674,23 @@ Page({
     });
     this.loadDemandDetail(id);
     wx.$util.checkSubscriptionsSetting();
+    //从列表「前去验收」进入时，提示先到沟通群查看/体验交付成果再验收
+    if (options.fromAccept == '1') {
+      this.showAcceptTip();
+    }
+  },
+
+  // 验收提示：引导客户先到需求沟通群查看或体验交付成果
+  showAcceptTip() {
+    wx.showModal({
+      title: '验收提示',
+      showCancel: false,
+      confirmText: '我知道了',
+      content: '请先到需求沟通群查看或体验交付成果演示，确认没有问题后再点击验收，进行验收。',
+      success: () => {
+        console.log('用户点击我知道了');
+      }
+    });
   },
 
   /**
diff --git a/frontend/miniapp/pages/demand/list/index.js b/frontend/miniapp/pages/demand/list/index.js
index edcc20d..f90a59d 100644
--- a/frontend/miniapp/pages/demand/list/index.js
+++ b/frontend/miniapp/pages/demand/list/index.js
@@ -193,12 +193,16 @@ Page({
 
   demandListClickHandle(e) {
     const { index } = e.currentTarget.dataset;
-    const { id } = this.data.demandList[index];
+    const item = this.data.demandList[index];
+    const { id } = item;
     let type = this.data.opType;
     const opType = type == 'all' || type == 'myQuote' ? 'quote' : 'view';
+    //按后端返回的按钮动作标识判断（acceptPassed=验收），
+    //命中时带标记，详情页据此弹出「先到沟通群体验后再验收」的提示
+    const isAccept = !!item.button && item.button.key === 'acceptPassed';
     console.log(index, id);
     wx.navigateTo({
-      url: `/pages/demand/detail/index?id=${id}&opType=${opType}`,
+      url: `/pages/demand/detail/index?id=${id}&opType=${opType}${isAccept ? '&fromAccept=1' : ''}`,
     });
   },
 
diff --git a/frontend/miniapp/pages/demand/publish/index.js b/frontend/miniapp/pages/demand/publish/index.js
index ad313ee..808e303 100644
--- a/frontend/miniapp/pages/demand/publish/index.js
+++ b/frontend/miniapp/pages/demand/publish/index.js
@@ -1,5 +1,9 @@
 // pages/demand/publish/index.js
 import { fetchConfig } from '../../../services/home/home';
+
+// 联系方式：仅允许英文、数字、下划线、中划线（不含中文与特殊字符）
+const CONTACT_REG = /^[A-Za-z0-9_-]+$/;
+
 Page({
 
   /**
@@ -10,6 +14,7 @@ Page({
     content: '',
     budgetAmount: 0,
     limitTime: 0,
+    contactError: '', //联系方式错误提示
     tabList: [],
     developType: -1,
     originFiles: [],
@@ -66,14 +71,31 @@ Page({
     });
   },
   onInputChange(e) {
-    console.log(e)
     const value = e.detail.value;
     const { field } = e.currentTarget.dataset;  // 获取 data-field 的值
-    console.log(value)
-    console.log(field)
     this.setData({
       [field]: value  // 使用动态属性名设置值
     });
+    //输入过程中若已修正为合法联系方式，立即清除错误提示
+    if (field === 'contact' && this.data.contactError && CONTACT_REG.test(value)) {
+      this.setData({ contactError: '' });
+    }
+  },
+
+  // 联系方式失焦校验
+  onContactBlur(e) {
+    this.setData({
+      contactError: this.getContactError(e.detail.value)
+    });
+  },
+
+  // 联系方式错误提示文案，合法或为空时返回空串（为空由必填校验负责提示）
+  getContactError(value) {
+    const val = String(value === undefined || value === null ? '' : value).trim();
+    if (!val || CONTACT_REG.test(val)) {
+      return '';
+    }
+    return '联系方式只能包含英文、数字、下划线和中划线';
   },
   onDevelopTypeTap(e) {
     const { key } = e.currentTarget.dataset;
@@ -99,6 +121,12 @@ Page({
   onSubmit() {
     const { developType, attachFiles, originFiles, content, budgetAmount, limitTime, contact } = this.data;
 
+    //提交时同步联系方式错误态，让错误提示显示在输入框上
+    const contactError = this.getContactError(contact);
+    if (contactError) {
+      this.setData({ contactError });
+    }
+
     const validations = [
       {
         condition: developType == -1,
@@ -115,6 +143,10 @@ Page({
       {
         condition: !contact.trim(),
         message: '请填写联系方式'
+      },
+      {
+        condition: !CONTACT_REG.test(contact.trim()),
+        message: '联系方式只能包含英文、数字、下划线和中划线'
       }
     ];
 
diff --git a/frontend/miniapp/pages/demand/publish/index.wxml b/frontend/miniapp/pages/demand/publish/index.wxml
index d0f7e58..29d601f 100644
--- a/frontend/miniapp/pages/demand/publish/index.wxml
+++ b/frontend/miniapp/pages/demand/publish/index.wxml
@@ -57,10 +57,13 @@
     />
     <t-input
       label="联系方式"
-      placeholder="请输入微信号或电话"
+      placeholder="请输入微信号或电话（英文/数字/下划线/中划线）"
       borderless="{{true}}"
       data-field="contact"
       bindchange="onInputChange"
+      bindblur="onContactBlur"
+      status="{{contactError ? 'error' : 'default'}}"
+      tips="{{contactError}}"
     />
   </view>