style: 子 Tab 紧凑模式，移除多余边距

- SubTabContainer: 添加 compact 属性
  - 移除 TabList 的 mx/mb 外边距
  - 移除圆角和阴影
  - 减小垂直内边距
- BasicInfoTab: 启用 compact 模式，移除 Card 包裹

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

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

src/views/Company/components/CompanyOverview/BasicInfoTab/index.tsx

@@ -2,7 +2,6 @@
 // 基本信息 Tab 组件 - 使用 SubTabContainer 通用组件
 
 import React, { useMemo } from "react";
-import { Card, CardBody } from "@chakra-ui/react";
 import SubTabContainer, { type SubTabConfig } from "@components/SubTabContainer";
 
 import { THEME, TAB_CONFIG, getEnabledTabs } from "./config";
@@ -66,17 +65,14 @@ const BasicInfoTab: React.FC<BasicInfoTabProps> = ({
   const tabs = useMemo(() => buildTabsConfig(enabledTabs), [enabledTabs]);
 
   return (
-    <Card bg={THEME.cardBg} shadow="md" border="1px solid" borderColor={THEME.border}>
-      <CardBody p={0}>
-        <SubTabContainer
-          tabs={tabs}
-          componentProps={{ stockCode }}
-          defaultIndex={defaultTabIndex}
-          onTabChange={onTabChange}
-          themePreset="blackGold"
-        />
-      </CardBody>
-    </Card>
+    <SubTabContainer
+      tabs={tabs}
+      componentProps={{ stockCode }}
+      defaultIndex={defaultTabIndex}
+      onTabChange={onTabChange}
+      themePreset="blackGold"
+      compact
+    />
   );
 };