diff --git a/App.vue b/App.vue
index 98a46aa..4a7648d 100644
--- a/App.vue
+++ b/App.vue
@@ -1,3 +1,15 @@
+<script setup>
+// 全局注册u-toast组件
+import { useToast } from 'uview-plus'
+const toast = useToast()
+
+// 挂载到全局
+uni.$u = {
+  toast,
+  showModal: useToast().showModal
+}
+</script>
+
 <script>
 export default {
   onLaunch: function() {
@@ -12,6 +24,16 @@ export default {
 }
 </script>
 
+<template>
+  <view>
+    <router-view />
+    <!-- 全局toast组件 -->
+    <u-toast ref="uToast" />
+    <!-- 全局modal组件 -->
+    <u-modal ref="uModal" />
+  </view>
+</template>
+
 <style>
 /* 每个页面公共css */
 page {
diff --git a/pages/detail/detail.vue b/pages/detail/detail.vue
index ba05fb7..3938035 100644
--- a/pages/detail/detail.vue
+++ b/pages/detail/detail.vue
@@ -410,7 +410,7 @@ const fetchPortfolioData = async () => {
     }
   } catch (error) {
     console.error('获取投资组合数据失败:', error);
-    uni.showToast({ title: '加载失败，请重试', icon: 'none' });
+    uni.$u.toast.error('加载失败，请重试');
   }
 };
 
@@ -430,7 +430,7 @@ const fetchTransactions = async () => {
     }
   } catch (error) {
     console.error('获取交易记录失败:', error);
-    uni.showToast({ title: '加载交易记录失败', icon: 'none' });
+    uni.$u.toast.error('加载交易记录失败');
   }
 };
 
@@ -488,18 +488,18 @@ const resetTransactionForm = () => {
 const submitTransaction = async () => {
   // 表单验证
   if (!transactionForm.value.stockCode) {
-    return uni.showToast({ title: transactionType.value === 'sell' ? '请选择要卖出的持仓' : '请输入股票代码', icon: 'none' });
+    return uni.$u.toast.error(transactionType.value === 'sell' ? '请选择要卖出的持仓' : '请输入股票代码');
   }
   const amount = parseFloat(transactionForm.value.amount);
   if (!amount || amount <= 0) {
-    return uni.showToast({ title: '请输入有效的数量', icon: 'none' });
+    return uni.$u.toast.error('请输入有效的数量');
   }
   // 卖出时校验数量不超过持仓
   if (transactionType.value === 'sell' && amount > maxSellAmount.value) {
-    return uni.showToast({ title: `卖出数量不能超过持仓数量 ${maxSellAmount.value}`, icon: 'none' });
+    return uni.$u.toast.error(`卖出数量不能超过持仓数量 ${maxSellAmount.value}`);
   }
   if (!transactionForm.value.price || parseFloat(transactionForm.value.price) <= 0) {
-    return uni.showToast({ title: '请输入有效的价格', icon: 'none' });
+    return uni.$u.toast.error('请输入有效的价格');
   }
   
   const transactionData = {
@@ -513,13 +513,12 @@ const submitTransaction = async () => {
     remark: transactionForm.value.remark
   };
   
-  uni.showLoading({ title: '提交中...' });
+  uni.$u.toast.loading('提交中...');
   
   try {
     const response = await api.assets.createTransaction(transactionData);
     if (response.code === 200) {
-      uni.hideLoading();
-      uni.showToast({ title: '交易提交成功', icon: 'success' });
+      uni.$u.toast.success('交易提交成功');
       showTransactionForm.value = false;
       
       // 重新获取交易记录
@@ -529,19 +528,20 @@ const submitTransaction = async () => {
     }
   } catch (error) {
     console.error('创建交易失败:', error);
-    uni.hideLoading();
-    uni.showToast({ title: '提交失败，请重试', icon: 'none' });
+    uni.$u.toast.error('提交失败，请重试');
   }
 };
 
 // 删除组合
 const deletePortfolio = async () => {
-  uni.showModal({
+  uni.$u.showModal({
     title: '确认删除',
     content: '删除后所有持仓和交易记录都会丢失，确定要删除这个组合吗？',
+    confirmText: '删除',
+    confirmColor: '#EF4444',
     success: async (res) => {
       if (res.confirm) {
-        uni.showLoading({ title: '删除中' });
+        uni.$u.toast.loading('删除中');
         try {
           // 调用删除组合接口
           const response = await uni.request({
@@ -553,15 +553,13 @@ const deletePortfolio = async () => {
           });
           
           if (response.statusCode === 200) {
-            uni.hideLoading();
-            uni.showToast({ title: '删除成功', icon: 'success' });
+            uni.$u.toast.success('删除成功');
             setTimeout(() => uni.switchTab({ url: '/pages/index/index' }), 1500);
           } else {
             throw new Error('删除失败');
           }
         } catch (error) {
-          uni.hideLoading();
-          uni.showToast({ title: '删除失败，请重试', icon: 'none' });
+          uni.$u.toast.error('删除失败，请重试');
         }
       }
     }
diff --git a/utils/api.js b/utils/api.js
index 3de4d46..6e319c1 100644
--- a/utils/api.js
+++ b/utils/api.js
@@ -199,7 +199,7 @@ const requestWithRetry = async (url, method = 'GET', data = {}, headers = {}, re
         return await requestWithRetry(url, method, data, headers, retryCount + 1);
       } else {
         console.error('❌ 达到最大重试次数');
-        uni.showToast({ title: '系统异常，请稍后重试', icon: 'none', duration: 2000 });
+        uni.$u.toast.error('系统异常，请稍后重试');
         throw new Error('登录已过期，重试次数超限');
       }
     } else {