diff --git a/pwuniapp/pages/index/index.vue b/pwuniapp/pages/index/index.vue
index 8ab347e..c5e0076 100644
--- a/pwuniapp/pages/index/index.vue
+++ b/pwuniapp/pages/index/index.vue
@@ -15,14 +15,14 @@
     <view v-else class="index-body-wrapper">
       <!-- 精彩活动横幅轮播 (流光投影) -->
       <swiper class="banner-swiper" circular autoplay interval="4000" indicator-dots indicator-color="rgba(255,255,255,0.3)" indicator-active-color="#6366F1">
-        <swiper-item v-for="banner in banners" :key="banner.id" class="banner-item" @click="goToActivity(banner)">
-          <view class="banner-card" :style="{ background: banner.bg || 'linear-gradient(135deg, #F43F5E 0%, #FB7185 100%)' }">
-            <image v-if="banner.image" class="banner-bg-img" :src="resolveBannerImage(banner.image)" mode="aspectFill" />
-            <view v-if="banner.image" class="banner-overlay"></view>
+        <swiper-item v-for="banner in banners" :key="banner?.id || banner?.title" class="banner-item" @click="goToActivity(banner)">
+          <view class="banner-card" :style="{ background: banner?.bg || 'linear-gradient(135deg, #F43F5E 0%, #FB7185 100%)' }">
+            <image v-if="banner?.image" class="banner-bg-img" :src="resolveBannerImage(banner?.image)" mode="aspectFill" />
+            <view v-if="banner?.image" class="banner-overlay"></view>
             <view class="banner-content">
-              <view class="banner-tag">{{ banner.tag || banner.badge || '热门陪伴' }}</view>
-              <view class="banner-title">{{ banner.title }}</view>
-              <view class="banner-sub">{{ banner.subtitle || '点击立即参与' }}</view>
+              <view class="banner-tag">{{ banner?.tag || banner?.badge || '热门陪伴' }}</view>
+              <view class="banner-title">{{ banner?.title }}</view>
+              <view class="banner-sub">{{ banner?.subtitle || '点击立即参与' }}</view>
             </view>
           </view>
         </swiper-item>
@@ -185,7 +185,7 @@ const fetchLiveBanners = async () => {
   try {
     const list = await getBanners();
     if (Array.isArray(list) && list.length > 0) {
-      banners.value = list;
+      banners.value = list.filter(b => b && typeof b === 'object');
     }
   } catch (err) {
     console.warn('[Index] 获取Banner配置失败:', err);
diff --git a/pwuniapp/pages/user/index.vue b/pwuniapp/pages/user/index.vue
index 942f08c..3250917 100644
--- a/pwuniapp/pages/user/index.vue
+++ b/pwuniapp/pages/user/index.vue
@@ -756,12 +756,28 @@ const showInvitePoster = () => {
   const firstRate = finRules.firstReferralPercent != null ? finRules.firstReferralPercent : 5.0;
   const secondRate = finRules.secondReferralPercent != null ? finRules.secondReferralPercent : 2.0;
   const totalRate = (Number(firstRate) + Number(secondRate)).toFixed(1);
+  const inviteCode = `PW${user.value.id || 1001}`;
 
   uni.showModal({
     title: '二级分销推广',
-    content: `您的专属邀请码为：PW${user.value.id}\n已成功邀请 ${user.value.invitedCount} 位好友！\n好友下单享受直推 ${firstRate}% + 间推 ${secondRate}%，全网自动分润最高达 ${totalRate}%！`,
-    showCancel: false,
-    confirmText: '保存推广码'
+    content: `您的专属邀请码为：${inviteCode}\n已成功邀请 ${user.value.invitedCount || 0} 位好友！\n好友下单享受直推 ${firstRate}% + 间推 ${secondRate}%，全网自动分润最高达 ${totalRate}%！`,
+    showCancel: true,
+    cancelText: '我知道了',
+    confirmText: '一键复制',
+    confirmColor: '#6366F1',
+    success: (res) => {
+      if (res.confirm) {
+        uni.setClipboardData({
+          data: inviteCode,
+          success: () => {
+            uni.showToast({
+              title: '邀请码已复制',
+              icon: 'success'
+            });
+          }
+        });
+      }
+    }
   });
 };
 
diff --git a/server/tests/content-security.spec.ts b/server/tests/content-security.spec.ts
index ea80830..1e5c7c6 100644
--- a/server/tests/content-security.spec.ts
+++ b/server/tests/content-security.spec.ts
@@ -408,6 +408,51 @@ describe('ContentSecurityService & Compliance Architecture (TDD 微信内容安
       expect(content).toContain('onWechatChooseAvatar');
     });
 
+    it('全端 uni.showModal 按钮文字长度严禁超过 4 个汉字 (符合微信官方标准，防止弹窗崩溃)', () => {
+      const walk = (dir: string) => {
+        const files = fs.readdirSync(dir);
+        for (const f of files) {
+          const full = path.join(dir, f);
+          if (f === 'node_modules' || f === 'dist' || f === 'unpackage' || f === '.git') continue;
+          if (fs.statSync(full).isDirectory()) {
+            walk(full);
+          } else if (f.endsWith('.vue') || f.endsWith('.js') || f.endsWith('.ts')) {
+            const content = fs.readFileSync(full, 'utf-8');
+            const modalRegex = /showModal\s*\(\s*\{([\s\S]*?)\}\s*\)/g;
+            let match;
+            while ((match = modalRegex.exec(content)) !== null) {
+              const modalBody = match[1];
+              const confirmMatch = modalBody.match(/confirmText\s*:\s*['"`]([^'"`]+)['"`]/);
+              if (confirmMatch && confirmMatch[1].length > 4) {
+                throw new Error(`Oversized confirmText in ${path.relative(rootDir, full)}: "${confirmMatch[1]}"`);
+              }
+              const cancelMatch = modalBody.match(/cancelText\s*:\s*['"`]([^'"`]+)['"`]/);
+              if (cancelMatch && cancelMatch[1].length > 4) {
+                throw new Error(`Oversized cancelText in ${path.relative(rootDir, full)}: "${cancelMatch[1]}"`);
+              }
+            }
+          }
+        }
+      };
+      walk(path.join(rootDir, 'pwuniapp'));
+    });
+
+    it('推广赚钱二级分销弹窗必须符合微信4字规范并支持一键复制专属邀请码', () => {
+      const userIndexPath = path.join(rootDir, 'pwuniapp', 'pages', 'user', 'index.vue');
+      const content = fs.readFileSync(userIndexPath, 'utf-8');
+      expect(content).toContain('showInvitePoster');
+      expect(content).toContain('一键复制');
+      expect(content).toContain('setClipboardData');
+    });
+
+    it('首页 Banner 轮播必须具备防 null 链式安全访问与数据容错过滤', () => {
+      const indexVuePath = path.join(rootDir, 'pwuniapp', 'pages', 'index', 'index.vue');
+      const content = fs.readFileSync(indexVuePath, 'utf-8');
+      expect(content).toContain('banner?.bg');
+      expect(content).toContain('banner?.image');
+      expect(content).toContain('banners.value = list.filter(b => b && typeof b === \'object\');');
+    });
+
     it('所有个人中心改造代码严禁包含任何系统 Emoji', () => {
       const userIndexPath = path.join(rootDir, 'pwuniapp', 'pages', 'user', 'index.vue');
       const text = fs.readFileSync(userIndexPath, 'utf-8');