fix: 将AI悬浮按钮移到work页面（登录后实际首页）

src/pages/work/index.vue

@@ -33,6 +33,11 @@
         </uni-grid>
       </view>
     </div>
+
+    <!-- AI助手悬浮按钮 -->
+    <view class="ai-float-btn" @click="openAiChat">
+      <text class="ai-float-icon">AI</text>
+    </view>
   </home-container>
 </template>
 <script>
@@ -93,6 +98,9 @@ export default {
     updateCurrentDate() {
       this.currentDate = this.formatDate(new Date());
     },
+    openAiChat() {
+      uni.navigateTo({ url: '/pages/ai-chat/index' });
+    },
     handleGridClick(url) {
       console.log('点击了宫格：', url, this.role);
       uni.navigateTo({
@@ -218,4 +226,25 @@ export default {
   font-size: 24rpx;
   color: #999;
 }
+
+.ai-float-btn {
+  position: fixed;
+  right: 40rpx;
+  bottom: 180rpx;
+  width: 100rpx;
+  height: 100rpx;
+  border-radius: 50%;
+  background: linear-gradient(135deg, #1890ff, #096dd9);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  box-shadow: 0 8rpx 24rpx rgba(24, 144, 255, 0.45);
+  z-index: 99;
+}
+.ai-float-icon {
+  color: #fff;
+  font-size: 28rpx;
+  font-weight: 700;
+  letter-spacing: 2rpx;
+}
 </style>