refactor(ValueChainCard): 重构产业链分析卡片布局

- 新增 ProcessNavigation 流程导航组件（上游→核心→下游+副标题）
- 新增 ValueChainFilterBar 筛选栏组件（类型/重要度/视图Tab切换）
- 重构布局为左右分栏：左侧流程导航，右侧筛选+视图切换
- 移除 DisclaimerBox 免责声明
- ValueChainNodeCard 适配黑金主题
- 移除卡片内部左右边距

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

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

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

@@ -0,0 +1,170 @@
+/**
+ * 产业链流程式导航组件
+ *
+ * 显示上游 → 核心 → 下游的流程式导航
+ * 带图标箭头连接符
+ */
+
+import React, { memo } from 'react';
+import { HStack, VStack, Box, Text, Icon, Badge } from '@chakra-ui/react';
+import { FaArrowRight } from 'react-icons/fa';
+
+// 黑金主题配置
+const THEME = {
+  gold: '#D4AF37',
+  textSecondary: 'gray.400',
+  upstream: {
+    active: 'orange.500',
+    activeBg: 'orange.900',
+    inactive: 'gray.600',
+    inactiveBg: 'gray.700',
+  },
+  core: {
+    active: 'blue.500',
+    activeBg: 'blue.900',
+    inactive: 'gray.600',
+    inactiveBg: 'gray.700',
+  },
+  downstream: {
+    active: 'green.500',
+    activeBg: 'green.900',
+    inactive: 'gray.600',
+    inactiveBg: 'gray.700',
+  },
+};
+
+export type TabType = 'upstream' | 'core' | 'downstream';
+
+interface ProcessNavigationProps {
+  activeTab: TabType;
+  onTabChange: (tab: TabType) => void;
+  upstreamCount: number;
+  coreCount: number;
+  downstreamCount: number;
+}
+
+interface NavItemProps {
+  label: string;
+  subtitle: string;
+  count: number;
+  isActive: boolean;
+  colorKey: 'upstream' | 'core' | 'downstream';
+  onClick: () => void;
+}
+
+const NavItem: React.FC<NavItemProps> = memo(({
+  label,
+  subtitle,
+  count,
+  isActive,
+  colorKey,
+  onClick,
+}) => {
+  const colors = THEME[colorKey];
+
+  return (
+    <Box
+      px={4}
+      py={2}
+      borderRadius="lg"
+      cursor="pointer"
+      bg={isActive ? colors.activeBg : colors.inactiveBg}
+      borderWidth={2}
+      borderColor={isActive ? colors.active : 'transparent'}
+      onClick={onClick}
+      transition="all 0.2s"
+      _hover={{
+        borderColor: colors.active,
+        transform: 'translateY(-2px)',
+      }}
+    >
+      <VStack spacing={1} align="center">
+        <HStack spacing={2}>
+          <Text
+            fontWeight={isActive ? 'bold' : 'medium'}
+            color={isActive ? colors.active : colors.inactive}
+            fontSize="sm"
+          >
+            {label}
+          </Text>
+          <Badge
+            bg={isActive ? colors.active : colors.inactive}
+            color="white"
+            borderRadius="full"
+            px={2}
+            fontSize="xs"
+          >
+            {count}
+          </Badge>
+        </HStack>
+        <Text
+          fontSize="xs"
+          color={THEME.textSecondary}
+        >
+          {subtitle}
+        </Text>
+      </VStack>
+    </Box>
+  );
+});
+
+NavItem.displayName = 'NavItem';
+
+const ProcessNavigation: React.FC<ProcessNavigationProps> = memo(({
+  activeTab,
+  onTabChange,
+  upstreamCount,
+  coreCount,
+  downstreamCount,
+}) => {
+  return (
+    <HStack
+      spacing={2}
+      flexWrap="wrap"
+      gap={2}
+    >
+      <NavItem
+        label="上游供应链"
+        subtitle="原材料与供应商"
+        count={upstreamCount}
+        isActive={activeTab === 'upstream'}
+        colorKey="upstream"
+        onClick={() => onTabChange('upstream')}
+      />
+
+      <Icon
+        as={FaArrowRight}
+        color={THEME.textSecondary}
+        boxSize={4}
+      />
+
+      <NavItem
+        label="核心企业"
+        subtitle="公司主体与产品"
+        count={coreCount}
+        isActive={activeTab === 'core'}
+        colorKey="core"
+        onClick={() => onTabChange('core')}
+      />
+
+      <Icon
+        as={FaArrowRight}
+        color={THEME.textSecondary}
+        boxSize={4}
+      />
+
+      <NavItem
+        label="下游客户"
+        subtitle="客户与终端市场"
+        count={downstreamCount}
+        isActive={activeTab === 'downstream'}
+        colorKey="downstream"
+        onClick={() => onTabChange('downstream')}
+      />
+    </HStack>
+  );
+});
+
+ProcessNavigation.displayName = 'ProcessNavigation';
+
+export default ProcessNavigation;