refactor: 更新PageErrorBoundary的文案和样式以对齐shadcn主题

- 错误提示从“该页面加载失败”改为“该功能运行异常”
- 重试按钮文字从“重试”改为“重新尝试”
- 使用border-destructive, bg-destructive等语义化类名替换硬编码颜色
- 更新对应测试断言

components/PageErrorBoundary.tsx

@@ -14,7 +14,7 @@ interface State {
 
 /**
  * 页面级错误边界组件：捕获子组件树中的 JavaScript 错误
- * 与全局 ErrorBoundary 的区别：使用轻量内嵌卡片 UI，提供重试按钮
+ * 完美适配 shadcn/ui 语义化主题与暗黑模式
  */
 export class PageErrorBoundary extends Component<Props, State> {
   state: State = {
@@ -43,27 +43,45 @@ export class PageErrorBoundary extends Component<Props, State> {
   render() {
     if (this.state.hasError) {
       return (
-        <div className="flex flex-col items-center justify-center flex-1 p-4 min-h-[200px]">
-          <div className="p-6 text-center rounded-xl border border-red-200 bg-red-50 max-w-md w-full">
-            <AlertCircle className="h-12 w-12 text-red-500 mx-auto mb-3" />
-            <h3 className="text-lg font-bold text-red-600 mb-2">该页面加载失败</h3>
-            <p className="text-sm text-muted-foreground mb-4">
-              页面在加载或渲染时遇到错误，您可以重试或切换到其他工具。
+        <div className="flex flex-col items-center justify-center flex-1 p-6 min-h-[300px] animate-in fade-in zoom-in-95 duration-200">
+          {/*
+            1. 适配暗黑模式的容器设计：
+            不再使用 border-red-200 / bg-red-50，改用标准的 border-destructive/20 和 bg-destructive/5，
+            并在黑夜模式下会自动转为深红底色，绝不刺眼。
+          */}
+          <div className="p-6 text-center rounded-xl border border-destructive/20 bg-destructive/5 max-w-md w-full shadow-sm">
+            {/* 2. 状态符号改用标准的 text-destructive 语义色 */}
+            <div className="flex h-12 w-12 items-center justify-center rounded-full bg-destructive/10 text-destructive mx-auto mb-4">
+              <AlertCircle className="h-6 w-6" />
+            </div>
+
+            <h3 className="text-base font-semibold text-foreground mb-1.5">该功能运行异常</h3>
+            <p className="text-xs text-muted-foreground mb-5">
+              该页面在加载或渲染时遇到了内部脚本错误。您可以尝试重试，或者通过导航菜单切换到其他工具。
             </p>
+
+            {/* 3. 错误日志展示：使用与 shadcn 贴合的深色代码块包裹 */}
             {this.state.error && (
-              <div className="mb-4 p-3 bg-muted rounded-lg text-left max-h-[160px] overflow-auto">
-                <pre className="font-mono text-xs whitespace-pre-wrap break-all text-red-700">
-                  {this.state.error.toString()}
+              <div className="mb-5 p-3 rounded-lg bg-zinc-950 dark:bg-zinc-900 text-left max-h-40 overflow-y-auto border border-border/40">
+                <pre className="font-mono text-[11px] leading-relaxed whitespace-pre-wrap break-all text-zinc-200 selection:bg-zinc-700">
+                  {this.state.error.stack || this.state.error.toString()}
                 </pre>
               </div>
             )}
+
+            {/*
+              4. 严谨调用 shadcn 原子 Button：
+              去掉全部手动指定的红底白字类名，直接启用 variant="destructive"。
+              它会自动处理 hover 颜色变化、暗黑模式切换以及无障碍高亮边框。
+            */}
             <Button
-              variant="default"
+              variant="destructive"
+              size="sm"
               onClick={this.handleRetry}
-              className="rounded-lg font-bold bg-red-600 hover:bg-red-700 text-white"
+              className="font-medium shadow-sm"
             >
-              <RefreshCw className="mr-2 h-4 w-4" />
-              重试
+              <RefreshCw className="mr-1.5 h-3.5 w-3.5" />
+              重新尝试
             </Button>
           </div>
         </div>

components/__tests__/PageErrorBoundary.test.tsx

@@ -34,7 +34,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    expect(screen.getByText('该页面加载失败')).toBeInTheDocument();
+    expect(screen.getByText('该功能运行异常')).toBeInTheDocument();
     expect(screen.getByText(/测试错误/)).toBeInTheDocument();
   });
 
@@ -45,7 +45,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    expect(screen.getByText('该页面加载失败')).toBeInTheDocument();
+    expect(screen.getByText('该功能运行异常')).toBeInTheDocument();
 
     // 将子组件替换为正常组件，然后点击重试
     rerender(
@@ -54,14 +54,14 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    const retryButton = screen.getByRole('button', { name: /重试/ });
+    const retryButton = screen.getByRole('button', { name: /重新尝试/ });
     retryButton.click();
 
     await waitFor(() => {
       expect(screen.getByTestId('normal-content')).toHaveTextContent('恢复后的内容');
     });
 
-    expect(screen.queryByText('该页面加载失败')).not.toBeInTheDocument();
+    expect(screen.queryByText('该功能运行异常')).not.toBeInTheDocument();
   });
 
   it('resetKey 变化时自动重置错误状态', async () => {
@@ -71,7 +71,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    expect(screen.getByText('该页面加载失败')).toBeInTheDocument();
+    expect(screen.getByText('该功能运行异常')).toBeInTheDocument();
 
     // 切换 resetKey，同时提供正常子组件
     rerender(
@@ -84,7 +84,7 @@ describe('PageErrorBoundary', () => {
       expect(screen.getByTestId('normal-content')).toHaveTextContent('页面 B 内容');
     });
 
-    expect(screen.queryByText('该页面加载失败')).not.toBeInTheDocument();
+    expect(screen.queryByText('该功能运行异常')).not.toBeInTheDocument();
   });
 
   it('resetKey 不变时保持错误状态', () => {
@@ -94,7 +94,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    expect(screen.getByText('该页面加载失败')).toBeInTheDocument();
+    expect(screen.getByText('该功能运行异常')).toBeInTheDocument();
 
     // 仅 children 变化，resetKey 不变，错误应保持
     rerender(
@@ -103,7 +103,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    expect(screen.getByText('该页面加载失败')).toBeInTheDocument();
+    expect(screen.getByText('该功能运行异常')).toBeInTheDocument();
   });
 
   it('错误 UI 包含重试按钮', () => {
@@ -113,7 +113,7 @@ describe('PageErrorBoundary', () => {
       </PageErrorBoundary>,
     );
 
-    const retryButton = screen.getByRole('button', { name: /重试/ });
+    const retryButton = screen.getByRole('button', { name: /重新尝试/ });
     expect(retryButton).toBeInTheDocument();
   });