更新加项支付样式

src/components/exam/ExamAddonPanel.tsx

@@ -294,9 +294,7 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
 
   // 构建折扣选项列表
   const discountOptions = useMemo(() => {
-    const options: Array<{ value: number; label: string }> = [
-      { value: 1, label: '100%（无折扣）' },
-    ];
+    const options: Array<{ value: number; label: string }> = [];
     channelDiscounts.forEach((item) => {
       const rate = typeof item.discount_rate === 'number' && item.discount_rate > 0 ? item.discount_rate : 1;
       const percent = Math.round(rate * 100);
@@ -309,7 +307,7 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
   // 获取当前选中的标签
   const currentDiscountLabel = useMemo(() => {
     const option = discountOptions.find(opt => opt.value === discountRatio);
-    return option?.label || '100%（无折扣）';
+    return option?.label;
   }, [discountRatio, discountOptions]);
 
   // 处理折扣选择
@@ -763,6 +761,13 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
           </div>
           {/* <div className='text-xs text-gray-500'>结算方式: 个人支付 (微信 / 支付宝)</div> */}
         </div>
+
+        {paymentMessage && (
+          <div className={`text-sm text-center mt-2 ${paymentMessage.includes('成功') ? 'text-green-600' : 'text-amber-600'}`}>
+            {paymentMessage}
+          </div>
+        )}
+
         <div className='flex items-center gap-3'>
           {/* 结算方式 */}
           <div className='flex items-center gap-2 text-xs text-gray-600'>
@@ -856,11 +861,6 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
             {paymentLoading ? '处理中...' : `确认支付 ¥${totalCurrent.toFixed(2)}`}
           </Button>
         </div>
-        {paymentMessage && (
-          <div className={`text-sm text-center mt-2 ${paymentMessage.includes('成功') ? 'text-green-600' : 'text-amber-600'}`}>
-            {paymentMessage}
-          </div>
-        )}
       </div>
       {/* 二维码支付弹窗 */}
       {showQrcodeModal && qrcodeUrl && (