perf: EventPanel 性能优化，EventDetailCard H5适配，清理冗余类型

src/views/Dashboard/components/EventDetailCard.tsx

@@ -84,15 +84,15 @@ export const EventDetailCard: React.FC<EventDetailCardProps> = ({
 
   return (
     <Box
-      p={4}
+      p={{ base: 3, md: 4 }}
       borderRadius="md"
       border="1px"
       borderColor={borderColor}
     >
       {/* 标题和标签 */}
-      <Flex justify="space-between" align="start" mb={2}>
-        <HStack flexWrap="wrap" flex={1}>
-          <Text fontWeight="bold" fontSize="lg">
+      <Flex justify="space-between" align="start" mb={{ base: 1, md: 2 }} gap={{ base: 1, md: 2 }}>
+        <HStack flexWrap="wrap" flex={1} spacing={{ base: 1, md: 2 }} gap={1}>
+          <Text fontWeight="bold" fontSize={{ base: 'md', md: 'lg' }}>
             {event.title}
           </Text>
           {getEventBadge()}
@@ -101,10 +101,10 @@ export const EventDetailCard: React.FC<EventDetailCardProps> = ({
 
       {/* 描述内容 - 支持展开/收起 */}
       {event.description && (
-        <Box mb={2}>
+        <Box mb={{ base: 1, md: 2 }}>
           <Text
             ref={descriptionRef}
-            fontSize="sm"
+            fontSize={{ base: 'xs', md: 'sm' }}
             color={secondaryText}
             noOfLines={isExpanded ? undefined : MAX_LINES}
             whiteSpace="pre-wrap"
@@ -128,8 +128,8 @@ export const EventDetailCard: React.FC<EventDetailCardProps> = ({
 
       {/* 相关股票 */}
       {event.stocks && event.stocks.length > 0 && (
-        <HStack spacing={2} flexWrap="wrap">
-          <Text fontSize="sm" color={secondaryText}>相关股票:</Text>
+        <HStack spacing={{ base: 1, md: 2 }} flexWrap="wrap" gap={1}>
+          <Text fontSize={{ base: 'xs', md: 'sm' }} color={secondaryText}>相关股票:</Text>
           {event.stocks.map((stock, i) => (
             <Tag key={i} size="sm" colorScheme="blue" mb={1}>
               <TagLeftIcon as={FiTrendingUp} />