diff --git a/src/views/Community/components/DynamicNewsCard/VerticalModeLayout.js b/src/views/Community/components/DynamicNewsCard/VerticalModeLayout.js
index cb5a180f..2faf7c86 100644
--- a/src/views/Community/components/DynamicNewsCard/VerticalModeLayout.js
+++ b/src/views/Community/components/DynamicNewsCard/VerticalModeLayout.js
@@ -2,10 +2,25 @@
 // 纵向分栏模式布局组件
 
 import React, { useState } from 'react';
-import { Box, VStack, Flex, Center, Text, useBreakpointValue } from '@chakra-ui/react';
+import {
+  Box,
+  VStack,
+  Flex,
+  Center,
+  Text,
+  useBreakpointValue,
+  Modal,
+  ModalOverlay,
+  ModalContent,
+  ModalHeader,
+  ModalBody,
+  ModalCloseButton,
+  useDisclosure
+} from '@chakra-ui/react';
 import { InfoIcon } from '@chakra-ui/icons';
 import HorizontalDynamicNewsEventCard from '../EventCard/HorizontalDynamicNewsEventCard';
 import EventDetailScrollPanel from './EventDetailScrollPanel';
+import DynamicNewsDetailPanel from '../../DynamicNewsDetail/DynamicNewsDetailPanel';
 
 /**
  * 纵向分栏模式布局
@@ -38,6 +53,20 @@ const VerticalModeLayout = ({
   const flexDirection = useBreakpointValue({ base: 'column', lg: 'row' });
   const gap = useBreakpointValue({ base: 3, lg: 6 });
 
+  // 移动端模态框控制
+  const { isOpen: isMobileModalOpen, onOpen: onMobileModalOpen, onClose: onMobileModalClose } = useDisclosure();
+  const [mobileSelectedEvent, setMobileSelectedEvent] = useState(null);
+
+  // 处理移动端事件点击
+  const handleMobileEventClick = (event) => {
+    if (isMobile) {
+      setMobileSelectedEvent(event);
+      onMobileModalOpen();
+    } else {
+      onEventSelect(event);
+    }
+  };
+
   // 固定布局比例：左侧（4），右侧（6）- 平衡布局，确保左侧有足够空间显示内容
   const leftFlex = '4';
   const rightFlex = '6';
@@ -89,7 +118,7 @@ const VerticalModeLayout = ({
                   key={event.id}
                   event={event}
                   isSelected={selectedEvent?.id === event.id}
-                  onEventClick={() => onEventSelect(event)}
+                  onEventClick={() => handleMobileEventClick(event)}
                   isFollowing={eventFollowStatus[event.id]?.isFollowing}
                   followerCount={eventFollowStatus[event.id]?.followerCount}
                   onToggleFollow={onToggleFollow}
@@ -133,6 +162,24 @@ const VerticalModeLayout = ({
           />
         </Box>
       )}
+
+      {/* 移动端详情弹窗 */}
+      {isMobile && (
+        <Modal isOpen={isMobileModalOpen} onClose={onMobileModalClose} size="full" scrollBehavior="inside">
+          <ModalOverlay bg="blackAlpha.800" backdropFilter="blur(10px)" />
+          <ModalContent maxW="100vw" m={0} borderRadius={0}>
+            <ModalHeader bg="gray.900" color="white" borderBottom="1px solid" borderColor="gray.700">
+              {mobileSelectedEvent?.title || '事件详情'}
+            </ModalHeader>
+            <ModalCloseButton color="white" />
+            <ModalBody p={0} bg="gray.900">
+              {mobileSelectedEvent && (
+                <DynamicNewsDetailPanel event={mobileSelectedEvent} showHeader={false} />
+              )}
+            </ModalBody>
+          </ModalContent>
+        </Modal>
+      )}
     </Flex>
   );
 };
diff --git a/src/views/Community/components/DynamicNewsCard/VirtualizedFourRowGrid.js b/src/views/Community/components/DynamicNewsCard/VirtualizedFourRowGrid.js
index 8b1df47a..1aa32b5a 100644
--- a/src/views/Community/components/DynamicNewsCard/VirtualizedFourRowGrid.js
+++ b/src/views/Community/components/DynamicNewsCard/VirtualizedFourRowGrid.js
@@ -3,7 +3,7 @@
 
 import React, { useRef, useMemo, useEffect } from 'react';
 import { useVirtualizer } from '@tanstack/react-virtual';
-import { Box, Grid, Spinner, Text, VStack, Center, HStack, IconButton } from '@chakra-ui/react';
+import { Box, Grid, Spinner, Text, VStack, Center, HStack, IconButton, useBreakpointValue } from '@chakra-ui/react';
 import { RepeatIcon } from '@chakra-ui/icons';
 import { useColorModeValue } from '@chakra-ui/react';
 import DynamicNewsEventCard from '../EventCard/DynamicNewsEventCard';
@@ -52,14 +52,26 @@ const VirtualizedFourRowGrid = ({
   const scrollbarThumbBg = useColorModeValue('#888', '#4A5568');
   const scrollbarThumbHoverBg = useColorModeValue('#555', '#718096');
 
-  // 将事件按 columnsPerRow 个一组分成行
+  // 响应式列数
+  const responsiveColumns = useBreakpointValue({
+    base: 1,          // 移动端：单列
+    sm: 2,            // 小屏：2列
+    md: 2,            // 中屏：2列
+    lg: 3,            // 大屏：3列
+    xl: 4,            // 超大屏：4列
+  });
+
+  // 使用响应式列数或传入的列数
+  const actualColumnsPerRow = responsiveColumns || columnsPerRow;
+
+  // 将事件按 actualColumnsPerRow 个一组分成行
   const rows = useMemo(() => {
     const r = [];
-    for (let i = 0; i < events.length; i += columnsPerRow) {
-      r.push(events.slice(i, i + columnsPerRow));
+    for (let i = 0; i < events.length; i += actualColumnsPerRow) {
+      r.push(events.slice(i, i + actualColumnsPerRow));
     }
     return r;
-  }, [events, columnsPerRow]);
+  }, [events, actualColumnsPerRow]);
 
   // 配置虚拟滚动器（纵向滚动 + 动态高度测量）
   const rowVirtualizer = useVirtualizer({
@@ -301,17 +313,17 @@ const VirtualizedFourRowGrid = ({
                 w="100%"
                 transform={`translateY(${virtualRow.start}px)`}
               >
-                {/* 使用 Grid 横向排列卡片（列数由 columnsPerRow 决定） */}
+                {/* 使用 Grid 横向排列卡片（列数由 actualColumnsPerRow 决定） */}
                 <Grid
-                  templateColumns={`repeat(${columnsPerRow}, 1fr)`}
-                  gap={columnsPerRow === 1 ? 3 : 4}
+                  templateColumns={`repeat(${actualColumnsPerRow}, 1fr)`}
+                  gap={actualColumnsPerRow === 1 ? 3 : 4}
                   w="100%"
                 >
                   {rowEvents.map((event, colIndex) => (
                     <Box key={event.id} w="100%" minW={0}>
                       <CardComponent
                         event={event}
-                        index={virtualRow.index * columnsPerRow + colIndex}
+                        index={virtualRow.index * actualColumnsPerRow + colIndex}
                         isFollowing={eventFollowStatus[event.id]?.isFollowing || false}
                         followerCount={eventFollowStatus[event.id]?.followerCount || event.follower_count || 0}
                         isSelected={selectedEvent?.id === event.id}
diff --git a/src/views/Community/components/DynamicNewsDetail/CollapsibleSection.js b/src/views/Community/components/DynamicNewsDetail/CollapsibleSection.js
index 3b34dfdc..48d641e1 100644
--- a/src/views/Community/components/DynamicNewsDetail/CollapsibleSection.js
+++ b/src/views/Community/components/DynamicNewsDetail/CollapsibleSection.js
@@ -8,6 +8,7 @@ import {
   useColorModeValue,
 } from '@chakra-ui/react';
 import CollapsibleHeader from './CollapsibleHeader';
+import { PROFESSIONAL_COLORS } from '../../../../constants/professionalTheme';
 
 /**
  * 通用可折叠区块组件
@@ -37,7 +38,7 @@ const CollapsibleSection = ({
   showModeToggle = false,
   defaultMode = 'detailed'
 }) => {
-  const sectionBg = useColorModeValue('gray.50', 'gray.750');
+  const sectionBg = PROFESSIONAL_COLORS.background.secondary;
 
   // 模式状态：'detailed' | 'simple'
   const [displayMode, setDisplayMode] = useState(defaultMode);
diff --git a/src/views/Community/components/DynamicNewsDetail/EventDescriptionSection.js b/src/views/Community/components/DynamicNewsDetail/EventDescriptionSection.js
index 6260e985..353b5c2f 100644
--- a/src/views/Community/components/DynamicNewsDetail/EventDescriptionSection.js
+++ b/src/views/Community/components/DynamicNewsDetail/EventDescriptionSection.js
@@ -8,6 +8,7 @@ import {
   Text,
   useColorModeValue,
 } from '@chakra-ui/react';
+import { PROFESSIONAL_COLORS } from '../../../../constants/professionalTheme';
 
 /**
  * 事件描述区组件
@@ -15,9 +16,9 @@ import {
  * @param {string} props.description - 事件描述文本
  */
 const EventDescriptionSection = ({ description }) => {
-  const sectionBg = useColorModeValue('gray.50', 'gray.750');
-  const headingColor = useColorModeValue('gray.700', 'gray.200');
-  const textColor = useColorModeValue('gray.600', 'gray.400');
+  const sectionBg = PROFESSIONAL_COLORS.background.secondary;
+  const headingColor = PROFESSIONAL_COLORS.text.primary;
+  const textColor = PROFESSIONAL_COLORS.text.secondary;
 
   // 如果没有描述，不渲染
   if (!description) {