diff --git a/web/app/dashboard/reports/[id]/page.tsx b/web/app/dashboard/reports/[id]/page.tsx
index ccf66ee..14ea9f1 100644
--- a/web/app/dashboard/reports/[id]/page.tsx
+++ b/web/app/dashboard/reports/[id]/page.tsx
@@ -278,6 +278,7 @@ export default function ReviewReportPage() {
   const [report, setReport] = useState<ReviewReportDetail | null>(null);
   const [isLoading, setIsLoading] = useState(true);
   const [isRetrying, setIsRetrying] = useState(false);
+  const [showReportMarkdown, setShowReportMarkdown] = useState(false);
 
   const loadReport = useCallback(async () => {
     if (!reportId) {
@@ -299,6 +300,10 @@ export default function ReviewReportPage() {
     void loadReport();
   }, [loadReport]);
 
+  useEffect(() => {
+    setShowReportMarkdown(false);
+  }, [reportId]);
+
   const overallFindings = useMemo(
     () => report?.findings.filter((finding) => finding.filePath === 'PR_OVERALL') || [],
     [report?.findings]
@@ -321,6 +326,8 @@ export default function ReviewReportPage() {
   const traceEntries = report?.trace?.entries || [];
   const skippedFiles = report?.coverage?.skippedFiles || [];
   const suppressedCount = report?.suppressedFindings?.length || 0;
+  const hasStructuredInsights = overallFindings.length > 0 || (report?.fileContexts.length || 0) > 0 || (report?.findings.length || 0) > 0 || traceEntries.length > 0;
+  const shouldRenderMarkdown = Boolean(report?.reportMarkdown) && (!hasStructuredInsights || showReportMarkdown);
 
   const handleRetry = useCallback(async () => {
     if (!reportId) {
@@ -448,21 +455,35 @@ export default function ReviewReportPage() {
             <div className="border-b border-slate-200/80 px-6 py-5 dark:border-slate-800/80">
               <div className="flex flex-wrap items-center justify-between gap-3">
                 <div>
-                  <p className="text-xs font-semibold uppercase tracking-[0.18em] text-slate-500 dark:text-slate-400">Rendered Markdown</p>
-                  <h2 className="mt-2 text-xl font-semibold text-slate-950 dark:text-slate-100">PR 审查报告</h2>
+                  <p className="text-xs font-semibold uppercase tracking-[0.18em] text-slate-500 dark:text-slate-400">Raw Report</p>
+                  <h2 className="mt-2 text-xl font-semibold text-slate-950 dark:text-slate-100">原始 Markdown 报告</h2>
                 </div>
-                <span className="rounded-full border border-slate-200/80 bg-slate-50 px-3 py-1 text-xs font-medium text-slate-600 dark:border-slate-700 dark:bg-slate-900 dark:text-slate-300">
-                  GitHub-style prose
-                </span>
+                {report.reportMarkdown ? (
+                  <button
+                    type="button"
+                    onClick={() => setShowReportMarkdown((current) => !current)}
+                    className="inline-flex items-center justify-center rounded-full border border-slate-200/80 bg-slate-50 px-3 py-1 text-xs font-medium text-slate-600 transition hover:bg-slate-100 dark:border-slate-700 dark:bg-slate-900 dark:text-slate-300 dark:hover:bg-slate-800"
+                  >
+                    {shouldRenderMarkdown ? '收起原始报告' : '查看原始报告'}
+                  </button>
+                ) : (
+                  <span className="rounded-full border border-slate-200/80 bg-slate-50 px-3 py-1 text-xs font-medium text-slate-600 dark:border-slate-700 dark:bg-slate-900 dark:text-slate-300">
+                    暂无 Markdown
+                  </span>
+                )}
               </div>
             </div>
             <div className="px-6 py-6">
-              {report.reportMarkdown ? (
+              {shouldRenderMarkdown ? (
                 <div className="[&_a]:text-teal-700 [&_a]:no-underline hover:[&_a]:underline [&_blockquote]:rounded-r-2xl [&_blockquote]:border-l-4 [&_blockquote]:border-teal-400 [&_blockquote]:bg-teal-50/70 [&_blockquote]:px-5 [&_blockquote]:py-3 [&_blockquote]:text-slate-700 dark:[&_blockquote]:bg-teal-950/25 dark:[&_blockquote]:text-slate-200 [&_code]:rounded-md [&_code]:bg-slate-100 [&_code]:px-1.5 [&_code]:py-0.5 [&_code]:text-[0.92em] [&_code]:font-medium [&_code]:text-slate-700 dark:[&_code]:bg-slate-800 dark:[&_code]:text-slate-100 [&_h1]:mb-4 [&_h1]:text-3xl [&_h1]:font-semibold [&_h2]:mt-10 [&_h2]:border-b [&_h2]:border-slate-200 [&_h2]:pb-3 [&_h2]:text-xl [&_h2]:font-semibold dark:[&_h2]:border-slate-800 [&_h3]:mt-7 [&_h3]:text-lg [&_h3]:font-semibold [&_li]:my-1.5 [&_ol]:pl-5 [&_p]:my-4 [&_p]:leading-7 [&_pre]:overflow-x-auto [&_pre]:rounded-2xl [&_pre]:border [&_pre]:border-slate-800 [&_pre]:bg-slate-950 [&_pre]:px-4 [&_pre]:py-4 [&_pre]:text-[13px] [&_pre]:leading-6 [&_pre]:text-slate-100 [&_pre_code]:bg-transparent [&_pre_code]:p-0 [&_table]:block [&_table]:overflow-x-auto [&_table]:rounded-2xl [&_table]:border [&_table]:border-slate-200 dark:[&_table]:border-slate-800 [&_tbody_tr:nth-child(odd)]:bg-slate-50/80 dark:[&_tbody_tr:nth-child(odd)]:bg-slate-900/50 [&_td]:border-t [&_td]:border-slate-200 [&_td]:px-3 [&_td]:py-2 dark:[&_td]:border-slate-800 [&_th]:bg-slate-100 [&_th]:px-3 [&_th]:py-2 [&_th]:text-left dark:[&_th]:bg-slate-900">
                   <ReactMarkdown remarkPlugins={[remarkGfm]}>
                     {report.reportMarkdown}
                   </ReactMarkdown>
                 </div>
+              ) : report.reportMarkdown ? (
+                <div className="rounded-2xl border border-dashed border-slate-300 bg-slate-50/60 px-4 py-10 text-center text-sm leading-6 text-slate-500 dark:border-slate-700 dark:bg-slate-900/40 dark:text-slate-400">
+                  结构化报告已经展示在当前页面，原始 Markdown 已折叠。需要时可展开查看完整生成文本。
+                </div>
               ) : (
                 <div className="rounded-2xl border border-dashed border-slate-300 px-4 py-10 text-center text-sm text-slate-500 dark:border-slate-700 dark:text-slate-400">
                   当前报告没有 Markdown 内容。