fix: 底部Tab和场景切换栏的智囊改为私人法务

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

web2/src/components/common/BrainTrustSwitcher.tsx

@@ -6,7 +6,7 @@ import { Scale, TrendingUp, Heart, ShieldCheck } from 'lucide-react'
 import { cn } from '@/lib/utils'
 
 const SCENES = [
-  { path: '/legal', label: '法务', icon: Scale },
+  { path: '/legal', label: '私人法务', icon: Scale },
   { path: '/decisions', label: '决策', icon: TrendingUp },
   { path: '/life', label: '生活', icon: Heart },
   { path: '/emotion', label: '情绪', icon: ShieldCheck },

web2/src/lib/nav-config.ts

@@ -30,7 +30,7 @@ export const USER_NAV: NavItem[] = [
   // 我的事项
   { path: '/matters', label: '事项看板', icon: ClipboardList, group: '我的事项', tab: true },
   // 智囊
-  { path: '/legal', label: '智囊', icon: Scale, group: '智囊', tab: true },
+  { path: '/legal', label: '私人法务', icon: Scale, group: '智囊', tab: true },
   { path: '/decisions', label: '经营决策', icon: TrendingUp, group: '智囊' },
   { path: '/life', label: '生活助理', icon: Heart, group: '智囊' },
   { path: '/emotion', label: '情绪中心', icon: ShieldCheck, group: '智囊' },