style(DeepAnalysisTab): 优化业务结构分析配色提高辨识度

- BusinessTreeItem: 营收占比、毛利率标签改为白色
- BusinessSegmentsCard: 内容文字从金色改为白色
- 小标题(业务描述/竞争地位/未来潜力)改为金色加粗
- 配色层次：金色加粗(小标题) → 白色(内容)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/views/Company/components/CompanyOverview/DeepAnalysisTab/atoms/BusinessTreeItem.tsx

@@ -58,10 +58,10 @@ const BusinessTreeItem: React.FC<BusinessTreeItemProps> = ({ business, depth = 0
               )}
           </HStack>
           <HStack spacing={4} flexWrap="wrap">
-            <Tag size="sm" bg="gray.600" color={THEME.textPrimary}>
+            <Tag size="sm" bg="gray.600" color="white">
               营收占比: {formatPercentage(business.financial_metrics?.revenue_ratio)}
             </Tag>
-            <Tag size="sm" bg="gray.600" color={THEME.textPrimary}>
+            <Tag size="sm" bg="gray.600" color="white">
               毛利率: {formatPercentage(business.financial_metrics?.gross_margin)}
             </Tag>
             {business.growth_metrics?.revenue_growth !== undefined && (

src/views/Company/components/CompanyOverview/DeepAnalysisTab/components/BusinessSegmentsCard.tsx

@@ -29,8 +29,9 @@ const THEME = {
   innerCardBg: 'gray.700',
   gold: '#F4D03F',
   goldLight: '#F0D78C',
-  textPrimary: '#F4D03F',
+  textTitle: '#F4D03F',       // 标题用金色
-  textSecondary: 'gray.400',
+  textContent: 'white',       // 内容用白色，提高辨识度
+  textSecondary: 'gray.400',  // 小标题用灰色
   border: 'rgba(212, 175, 55, 0.3)',
 };
 
@@ -53,7 +54,7 @@ const BusinessSegmentsCard: React.FC<BusinessSegmentsCardProps> = ({
       <CardHeader>
         <HStack>
           <Icon as={Factory} color={THEME.gold} />
-          <Heading size="sm" color={THEME.textPrimary}>业务板块详情</Heading>
+          <Heading size="sm" color={THEME.textTitle}>业务板块详情</Heading>
           <Badge bg={THEME.gold} color="gray.900">{businessSegments.length} 个板块</Badge>
         </HStack>
       </CardHeader>
@@ -67,7 +68,7 @@ const BusinessSegmentsCard: React.FC<BusinessSegmentsCardProps> = ({
                 <CardBody px={2}>
                   <VStack align="stretch" spacing={3}>
                     <HStack justify="space-between">
-                      <Text fontWeight="bold" fontSize="md" color={THEME.textPrimary}>
+                      <Text fontWeight="bold" fontSize="md" color={THEME.textTitle}>
                         {segment.segment_name}
                       </Text>
                       <Button
@@ -85,12 +86,12 @@ const BusinessSegmentsCard: React.FC<BusinessSegmentsCardProps> = ({
                     </HStack>
 
                     <Box>
-                      <Text fontSize="xs" color={THEME.textSecondary} mb={1}>
+                      <Text fontSize="xs" color={THEME.gold} fontWeight="bold" mb={1}>
                         业务描述
                       </Text>
                       <Text
                         fontSize="sm"
-                        color={THEME.textPrimary}
+                        color={THEME.textContent}
                         noOfLines={isExpanded ? undefined : 3}
                       >
                         {segment.segment_description || '暂无描述'}
@@ -98,12 +99,12 @@ const BusinessSegmentsCard: React.FC<BusinessSegmentsCardProps> = ({
                     </Box>
 
                     <Box>
-                      <Text fontSize="xs" color={THEME.textSecondary} mb={1}>
+                      <Text fontSize="xs" color={THEME.gold} fontWeight="bold" mb={1}>
                         竞争地位
                       </Text>
                       <Text
                         fontSize="sm"
-                        color={THEME.textPrimary}
+                        color={THEME.textContent}
                         noOfLines={isExpanded ? undefined : 2}
                       >
                         {segment.competitive_position || '暂无数据'}
@@ -111,13 +112,13 @@ const BusinessSegmentsCard: React.FC<BusinessSegmentsCardProps> = ({
                     </Box>
 
                     <Box>
-                      <Text fontSize="xs" color={THEME.textSecondary} mb={1}>
+                      <Text fontSize="xs" color={THEME.gold} fontWeight="bold" mb={1}>
                         未来潜力
                       </Text>
                       <Text
                         fontSize="sm"
                         noOfLines={isExpanded ? undefined : 2}
-                        color={THEME.goldLight}
+                        color={THEME.textContent}
                       >
                         {segment.future_potential || '暂无数据'}
                       </Text>