refactor(layout, i18n, admin): 优化布局结构与多语言支持

调整 AdminShell 组件的子组件顺序，提升代码可读性。更新 admin-breadcrumb 组件，简化导航标签翻译逻辑，确保多语言支持的一致性。重构 admin-language-switcher 组件，优化语言切换的用户体验，增强界面交互性。更新多语言配置，新增登录界面的副标题，提升用户体验。

src/i18n/locales/zh/dashboard.json

@@ -7,10 +7,13 @@
     "lifetime": "历史累计",
     "currentDraw": "当前期号",
     "currentDrawDetail": "当期明细 · {{drawNo}}",
-    "operations": "运营监控（当期）"
+    "operations": "运营监控（当期）",
+    "snapshot": "当期快照"
   },
+  "countdownToClose": "距截止投注",
+  "scheduledDrawTime": "开奖 {{time}}",
   "analytics": {
-    "title": "财务分析",
+    "title": "财务概览",
     "periodLabel": "统计区间",
     "metricLabel": "指标类型",
     "playLabel": "玩法筛选",
@@ -22,8 +25,16 @@
     "summaryBet": "区间下注",
     "summaryPayout": "区间派彩",
     "summaryProfit": "区间盈亏",
-    "dailyTrend": "每日趋势",
+    "dailyTrend": "区间趋势",
+    "granularityDay": "按天",
     "playBreakdown": "玩法拆解 Top",
+    "playRanking": "玩法排行榜 Top 5",
+    "rankingMetricLabel": "排行维度",
+    "rankingMetrics": {
+      "bet": "按投注金额",
+      "payout": "按派彩金额",
+      "profit": "按盈亏"
+    },
     "periodDistribution": "区间结构对比",
     "noPlayData": "该区间暂无玩法数据",
     "periods": {
@@ -57,6 +68,7 @@
   "currentDrawPayout": "当期派彩",
   "currentDrawProfit": "当期盈亏",
   "drawFinanceDetails": "期号财务详情",
+  "detailsShort": "详情",
   "todayBetTotal": "今日下注总额",
   "todayPayout": "今日派彩",
   "todayProfit": "今日盈亏",
@@ -97,6 +109,10 @@
   "soldOutTotal": "售罄合计",
   "pendingReviewResults": "待审核开奖",
   "abnormalTransferOrders": "异常转账单",
+  "abnormalTransferScope": "钱包对账标记的异常转账",
+  "abnormalTransferPending": "{{count}} 笔待核对",
+  "abnormalTransferAllClear": "对账正常，暂无异常",
+  "abnormalTransferAction": "前往转账单列表处理",
   "viewTransferOrders": "查看转账单",
   "noSoldOutNumbers": "暂无售罄号码",
   "noPoolData": "该维度暂无池数据",
@@ -121,7 +137,11 @@
     "results": "开奖结果",
     "tickets": "注单管理",
     "walletTransactions": "钱包流水",
-    "auditLogs": "审计日志"
+    "auditLogs": "审计日志",
+    "reports": "报表中心",
+    "payoutRules": "赔付规则",
+    "riskMonitor": "风控监控",
+    "systemSettings": "系统设置"
   },
   "warnings": {
     "drawPermission": "当前账号无开奖/仪表盘查看权限，财务与风控数据未返回。",