feat(StockQuoteCard): 新增股票对比功能

- 新增 CompareStockInput: 股票搜索输入组件
 - 新增 StockCompareModal: 股票对比弹窗
 - 更新类型定义支持对比功能

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

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

src/views/Company/components/StockQuoteCard/index.tsx

@@ -21,11 +21,13 @@ import {
   Divider,
   Link,
   Icon,
+  useDisclosure,
 } from '@chakra-ui/react';
 import { Share2, Calendar, Coins, MapPin, Globe } from 'lucide-react';
 import { formatRegisteredCapital, formatDate } from '../CompanyOverview/utils';
 
 import FavoriteButton from '@components/FavoriteButton';
+import { CompareStockInput, StockCompareModal } from './components';
 import type { StockQuoteCardProps } from './types';
 
 /**
@@ -62,12 +64,33 @@ const StockQuoteCard: React.FC<StockQuoteCardProps> = ({
   onWatchlistToggle,
   onShare,
   basicInfo,
+  // 对比相关
+  currentStockInfo,
+  compareStockInfo,
+  isCompareLoading = false,
+  onCompare,
+  onCloseCompare,
 }) => {
+  // 对比弹窗控制
+  const { isOpen: isCompareModalOpen, onOpen: openCompareModal, onClose: closeCompareModal } = useDisclosure();
+
   // 处理分享点击
   const handleShare = () => {
     onShare?.();
   };
 
+  // 处理对比按钮点击
+  const handleCompare = (stockCode: string) => {
+    onCompare?.(stockCode);
+    openCompareModal();
+  };
+
+  // 处理关闭对比弹窗
+  const handleCloseCompare = () => {
+    closeCompareModal();
+    onCloseCompare?.();
+  };
+
   // 黑金主题颜色配置
   const cardBg = '#1A202C';
   const borderColor = '#C9A961';
@@ -139,8 +162,14 @@ const StockQuoteCard: React.FC<StockQuoteCardProps> = ({
             )}
           </HStack>
 
-          {/* 右侧：关注 + 分享 + 时间 */}
+          {/* 右侧：对比 + 关注 + 分享 + 时间 */}
           <HStack spacing={3}>
+            {/* 股票对比输入 */}
+            <CompareStockInput
+              onCompare={handleCompare}
+              isLoading={isCompareLoading}
+              currentStockCode={data.code}
+            />
             <FavoriteButton
               isFavorite={isInWatchlist}
               isLoading={isWatchlistLoading}
@@ -165,6 +194,17 @@ const StockQuoteCard: React.FC<StockQuoteCardProps> = ({
           </HStack>
         </Flex>
 
+        {/* 股票对比弹窗 */}
+        <StockCompareModal
+          isOpen={isCompareModalOpen}
+          onClose={handleCloseCompare}
+          currentStock={data.code}
+          currentStockInfo={currentStockInfo || null}
+          compareStock={compareStockInfo?.stock_code || ''}
+          compareStockInfo={compareStockInfo || null}
+          isLoading={isCompareLoading}
+        />
+
         {/* 1:2 布局 */}
         <Flex gap={8}>
           {/* 左栏：价格信息 (flex=1) */}