diff --git a/__pycache__/prediction_api.cpython-310.pyc b/__pycache__/prediction_api.cpython-310.pyc
index d0920a59..048e1438 100644
Binary files a/__pycache__/prediction_api.cpython-310.pyc and b/__pycache__/prediction_api.cpython-310.pyc differ
diff --git a/prediction_api.py b/prediction_api.py
index a00c7a74..aa2988fc 100644
--- a/prediction_api.py
+++ b/prediction_api.py
@@ -209,6 +209,12 @@ def init_prediction_api(db, beijing_now):
                 query = query.order_by(desc(PredictionTopic.views_count))
             elif sort_by == 'participants':
                 query = query.order_by(desc(PredictionTopic.participants_count))
+            elif sort_by == 'ending_soon':
+                # 即将截止：按截止时间升序，最快截止的在前面（只显示未结算的）
+                query = query.order_by(PredictionTopic.deadline.asc())
+            elif sort_by == 'highest_pool':
+                # 奖池最高：按总奖池降序
+                query = query.order_by(desc(PredictionTopic.total_pool))
             else:
                 query = query.order_by(desc(PredictionTopic.created_at))
 
diff --git a/src/views/Community/components/DynamicNews/layouts/MainlineTimelineView.js b/src/views/Community/components/DynamicNews/layouts/MainlineTimelineView.js
index dafc14e3..389c17c9 100644
--- a/src/views/Community/components/DynamicNews/layouts/MainlineTimelineView.js
+++ b/src/views/Community/components/DynamicNews/layouts/MainlineTimelineView.js
@@ -523,7 +523,7 @@ const MainlineTimelineViewComponent = forwardRef(
     const [mainlineData, setMainlineData] = useState(null);
     const [expandedGroups, setExpandedGroups] = useState({});
     // 概念级别选择: 'lv1' | 'lv2' | 'lv3' | 具体概念ID（如 L1_TMT, L2_AI_INFRA, L3_AI_CHIP）
-    const [groupBy, setGroupBy] = useState("lv2");
+    const [groupBy, setGroupBy] = useState("lv3");
     // 层级选项（从 API 获取）
     const [hierarchyOptions, setHierarchyOptions] = useState({ lv1: [], lv2: [], lv3: [] });
     // 排序方式: 'event_count' | 'change_desc' | 'change_asc'
diff --git a/src/views/Community/components/HeroPanel.js b/src/views/Community/components/HeroPanel.js
index 94b925ce..6663b4b9 100644
--- a/src/views/Community/components/HeroPanel.js
+++ b/src/views/Community/components/HeroPanel.js
@@ -2056,10 +2056,44 @@ const DetailModal = ({ isOpen, onClose, selectedDate, ztDetail, events, loading
               fontSize="md"
               lineHeight="1.8"
               sx={{
-                '& p': { mb: 4 },
+                // 确保所有文本元素都使用浅色
+                '& *': { color: 'inherit' },
+                '& p': { mb: 4, color: 'whiteAlpha.900' },
                 '& h1, & h2, & h3': { color: 'gold', mb: 3 },
-                '& ul, & ol': { pl: 6 },
-                '& li': { mb: 2 },
+                '& h4, & h5, & h6': { color: 'whiteAlpha.900', mb: 2 },
+                '& ul, & ol': { pl: 6, color: 'whiteAlpha.900' },
+                '& li': { mb: 2, color: 'whiteAlpha.900' },
+                '& a': { color: 'cyan.300', textDecoration: 'underline' },
+                '& strong, & b': { color: 'gold', fontWeight: 'bold' },
+                '& em, & i': { color: 'whiteAlpha.800' },
+                '& code': {
+                  color: 'orange.300',
+                  bg: 'whiteAlpha.100',
+                  px: 1,
+                  borderRadius: 'sm',
+                  fontSize: 'sm',
+                },
+                '& pre': {
+                  bg: 'whiteAlpha.100',
+                  p: 3,
+                  borderRadius: 'md',
+                  overflow: 'auto',
+                  '& code': { bg: 'transparent', p: 0 },
+                },
+                '& blockquote': {
+                  borderLeft: '3px solid',
+                  borderColor: 'gold',
+                  pl: 4,
+                  ml: 0,
+                  color: 'whiteAlpha.700',
+                  fontStyle: 'italic',
+                },
+                '& table': {
+                  width: '100%',
+                  '& th': { color: 'gold', borderBottom: '1px solid rgba(255,215,0,0.3)', p: 2 },
+                  '& td': { color: 'whiteAlpha.900', borderBottom: '1px solid rgba(255,255,255,0.1)', p: 2 },
+                },
+                '& hr': { borderColor: 'whiteAlpha.200', my: 4 },
               }}
             >
               <ReactMarkdown>
diff --git a/src/views/StockCommunity/components/PredictionMarket/index.tsx b/src/views/StockCommunity/components/PredictionMarket/index.tsx
index 8d513137..414c32f6 100644
--- a/src/views/StockCommunity/components/PredictionMarket/index.tsx
+++ b/src/views/StockCommunity/components/PredictionMarket/index.tsx
@@ -85,10 +85,10 @@ const PredictionMarket: React.FC = () => {
       }
 
       const response = await getTopics({
-        status: filterBy === 'all' ? undefined : filterBy,
-        sort: sortBy,
+        status: filterBy === 'all' ? '' : filterBy,
+        sort_by: sortBy === 'latest' ? 'created_at' : sortBy,
         page: 1,
-        pageSize: 30,
+        per_page: 30,
       });
 
       if (response.success) {