update pay function

app.py

@@ -13662,6 +13662,9 @@ def get_prediction_topics():
 def get_prediction_topic_detail(topic_id):
     """获取预测话题详情"""
     try:
+        # 刷新会话，确保获取最新数据
+        db.session.expire_all()
+
         topic = PredictionTopic.query.get_or_404(topic_id)
 
         # 增加浏览量

src/views/ValueForum/PredictionTopicDetail.js

@@ -466,14 +466,16 @@ const PredictionTopicDetail = () => {
                   <HStack justify="space-between" fontSize="sm">
                     <Text color={forumColors.text.secondary}>参与人数</Text>
                     <HStack spacing="1">
-                      <Icon as={Users} boxSize="14px" />
+                      <Icon as={Users} boxSize="14px" color={forumColors.text.primary} />
-                      <Text fontWeight="600">{topic.participants_count || 0}</Text>
+                      <Text fontWeight="600" color={forumColors.text.primary}>
+                        {topic.participants_count || 0}
+                      </Text>
                     </HStack>
                   </HStack>
 
                   <HStack justify="space-between" fontSize="sm">
                     <Text color={forumColors.text.secondary}>总交易量</Text>
-                    <Text fontWeight="600">
+                    <Text fontWeight="600" color={forumColors.text.primary}>
                       {Math.round((topic.yes_total_shares || 0) + (topic.no_total_shares || 0))}
                     </Text>
                   </HStack>