diff --git a/handlers/review.go b/handlers/review.go
index 8dc671a..60aab41 100644
--- a/handlers/review.go
+++ b/handlers/review.go
@@ -84,23 +84,18 @@ func (h *ReviewHandler) Review(c *gin.Context) {
 	h.db.Exec(`UPDATE repositories SET last_used = datetime('now') WHERE id = ?`, id)
 
 	// Run AI review
-	err = services.GenerateReview(h.db, localPath, req.Base, req.Head, topN, sendEvent)
+	reviewResult, err := services.GenerateReview(h.db, localPath, req.Base, req.Head, topN, sendEvent)
 	if err != nil {
 		sendEvent("error", map[string]interface{}{"message": err.Error()})
 		return
 	}
 
-	// Save analysis to DB
-	resultData := map[string]interface{}{
-		"base":   req.Base,
-		"head":   req.Head,
-		"top_n":  topN,
-	}
-	resultJSON, _ := json.Marshal(resultData)
-	result, err := h.db.Exec(`INSERT INTO analyses (repo_id, type, base_ref, head_ref, result) VALUES (?, 'code_review', ?, ?, ?)`,
+	// Save analysis to DB with full review result
+	resultJSON, _ := json.Marshal(reviewResult)
+	res, err := h.db.Exec(`INSERT INTO analyses (repo_id, type, base_ref, head_ref, result) VALUES (?, 'code_review', ?, ?, ?)`,
 		id, req.Base, req.Head, string(resultJSON))
 	if err == nil {
-		analysisID, _ := result.LastInsertId()
+		analysisID, _ := res.LastInsertId()
 		sendEvent("analysis_saved", map[string]interface{}{
 			"analysis_id": analysisID,
 		})
@@ -166,6 +161,69 @@ func (h *ReviewHandler) GetNotes(c *gin.Context) {
 	c.JSON(http.StatusOK, notes)
 }
 
+// ListReviews handles GET /api/repos/:id/review/analyses — list past code review analyses.
+func (h *ReviewHandler) ListReviews(c *gin.Context) {
+	id := c.Param("id")
+
+	rows, err := h.db.Query(`SELECT id, base_ref, head_ref, result, created_at FROM analyses WHERE repo_id = ? AND type = 'code_review' ORDER BY created_at DESC`, id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	defer rows.Close()
+
+	var analyses []map[string]interface{}
+	for rows.Next() {
+		var aid int64
+		var baseRef, headRef, result string
+		var createdAt string
+		if err := rows.Scan(&aid, &baseRef, &headRef, &result, &createdAt); err != nil {
+			continue
+		}
+		analyses = append(analyses, map[string]interface{}{
+			"id":         aid,
+			"base_ref":   baseRef,
+			"head_ref":   headRef,
+			"created_at": createdAt,
+		})
+	}
+
+	if analyses == nil {
+		analyses = []map[string]interface{}{}
+	}
+	c.JSON(http.StatusOK, analyses)
+}
+
+// GetReview handles GET /api/repos/:id/review/analyses/:aid — get a single review with full result.
+func (h *ReviewHandler) GetReview(c *gin.Context) {
+	aid := c.Param("aid")
+
+	var result, baseRef, headRef, createdAt string
+	err := h.db.QueryRow(`SELECT result, base_ref, head_ref, created_at FROM analyses WHERE id = ? AND type = 'code_review'`, aid).Scan(&result, &baseRef, &headRef, &createdAt)
+	if err == sql.ErrNoRows {
+		c.JSON(http.StatusNotFound, gin.H{"error": "analysis not found"})
+		return
+	}
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Parse the result JSON to include structured data
+	var reviewResult interface{}
+	if err := json.Unmarshal([]byte(result), &reviewResult); err != nil {
+		reviewResult = result
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"id":         aid,
+		"base_ref":   baseRef,
+		"head_ref":   headRef,
+		"created_at": createdAt,
+		"result":     reviewResult,
+	})
+}
+
 // GeneratePDF handles POST /api/repos/:id/review/pdf — generate and download a PDF report.
 func (h *ReviewHandler) GeneratePDF(c *gin.Context) {
 	id := c.Param("id")
diff --git a/main.go b/main.go
index de77d6f..5de4557 100644
--- a/main.go
+++ b/main.go
@@ -89,6 +89,8 @@ func main() {
 	r.GET("/api/repos/:id/diff", repos.GetDiff)
 	r.POST("/api/repos/:id/generate", generate.Generate)
 	r.POST("/api/repos/:id/review", review.Review)
+	r.GET("/api/repos/:id/review/analyses", review.ListReviews)
+	r.GET("/api/repos/:id/review/analyses/:aid", review.GetReview)
 	r.POST("/api/repos/:id/review/notes", review.SaveNotes)
 	r.GET("/api/repos/:id/review/notes", review.GetNotes)
 	r.POST("/api/repos/:id/review/pdf", review.GeneratePDF)
diff --git a/services/pdf.go b/services/pdf.go
index c5149c7..a0a062c 100644
--- a/services/pdf.go
+++ b/services/pdf.go
@@ -63,7 +63,39 @@ func parseReportData(data ReportData) ParsedReview {
 		noteMap[key] = append(noteMap[key], n.Content)
 	}
 
-	// Try to parse structured analysis result
+	// Try to parse structured analysis result (new ReviewResult format)
+	var reviewResult ReviewResult
+	if err := json.Unmarshal([]byte(data.Result), &reviewResult); err == nil && len(reviewResult.FileReviews) > 0 {
+		// New format: { file_reviews: [...], summary: {...}, top_n: N }
+		result.Score = reviewResult.Summary.Score
+		result.Overall = reviewResult.Summary.Overall
+		result.Findings = reviewResult.Summary.Findings
+		result.Recommendations = reviewResult.Summary.Recommendations
+
+		for _, fr := range reviewResult.FileReviews {
+			fileReport := FileReviewForReport{
+				FileName:    fr.FileName,
+				ChangeLines: fr.ChangeLines,
+			}
+			// Collect file-level notes
+			fileReport.Notes = noteMap["file:"+fr.FileName]
+
+			for _, s := range fr.Suggestions {
+				sug := SuggestionForReport{
+					Severity:    s.Severity,
+					SeverityCN:  severityCN(s.Severity),
+					Description: s.Description,
+					Suggestion:  s.Suggestion,
+					CodeExample: s.CodeExample,
+				}
+				fileReport.Suggestions = append(fileReport.Suggestions, sug)
+			}
+			result.FileReviews = append(result.FileReviews, fileReport)
+		}
+		return result
+	}
+
+	// Fallback: try legacy flat format { score, overall, findings, recommendations }
 	var analysisMap map[string]interface{}
 	if err := json.Unmarshal([]byte(data.Result), &analysisMap); err == nil {
 		if score, ok := analysisMap["score"].(float64); ok {
diff --git a/services/review.go b/services/review.go
index 1120fee..6558b65 100644
--- a/services/review.go
+++ b/services/review.go
@@ -34,6 +34,13 @@ type ReviewSummary struct {
 	Recommendations string `json:"recommendations"`
 }
 
+// ReviewResult holds the complete review output for persistence.
+type ReviewResult struct {
+	FileReviews []FileReview  `json:"file_reviews"`
+	Summary     ReviewSummary `json:"summary"`
+	TopN        int           `json:"top_n"`
+}
+
 // countDiffLines counts the number of added/removed lines in a diff patch.
 func countDiffLines(patch string) int {
 	count := 0
@@ -48,24 +55,25 @@ func countDiffLines(patch string) int {
 }
 
 // GenerateReview performs AI code review on diff files with Top-N strategy.
-// It streams events (file_start, suggestion, file_end, summary, done) via callback.
-func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback StreamCallback) error {
+// It streams events (file_start, suggestion, file_end, summary, done) via callback
+// and returns the complete ReviewResult for persistence.
+func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback StreamCallback) (*ReviewResult, error) {
 	// Read LLM config
 	config, err := GetLLMConfig(db)
 	if err != nil {
-		return err
+		return nil, err
 	}
 
 	// Open repo
 	repo, err := OpenRepo(repoPath)
 	if err != nil {
-		return fmt.Errorf("open repo: %w", err)
+		return nil, fmt.Errorf("open repo: %w", err)
 	}
 
 	// Get diff files
 	files, err := GetDiffFiles(repo, base, head)
 	if err != nil {
-		return fmt.Errorf("get diff files: %w", err)
+		return nil, fmt.Errorf("get diff files: %w", err)
 	}
 
 	if len(files) == 0 {
@@ -73,7 +81,7 @@ func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback
 			callback("summary", map[string]interface{}{"content": "没有检测到代码变更。"})
 			callback("done", map[string]interface{}{"content": ""})
 		}
-		return nil
+		return &ReviewResult{TopN: topN}, nil
 	}
 
 	// Sort by change size (descending)
@@ -226,6 +234,7 @@ func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback
 	}
 
 	// Generate summary
+	var summary ReviewSummary
 	if len(fileReviews) > 0 {
 		if callback != nil {
 			callback("progress", map[string]interface{}{"step": "generating_summary"})
@@ -265,7 +274,6 @@ func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback
 		summaryResponse, err := ChatStream(config, messages, callback)
 		if err == nil {
 			jsonStr := extractJSON(summaryResponse)
-			var summary ReviewSummary
 			if json.Unmarshal([]byte(jsonStr), &summary) == nil {
 				summaryText := fmt.Sprintf("整体评分: %d/10\n\n%s", summary.Score, summary.Overall)
 				if summary.Findings != "" {
@@ -294,5 +302,9 @@ func GenerateReview(db *sql.DB, repoPath, base, head string, topN int, callback
 		callback("done", map[string]interface{}{"content": ""})
 	}
 
-	return nil
+	return &ReviewResult{
+		FileReviews: fileReviews,
+		Summary:     summary,
+		TopN:        topN,
+	}, nil
 }
diff --git a/static/js/diff-viewer.js b/static/js/diff-viewer.js
index dfffba5..5a3f4fe 100644
--- a/static/js/diff-viewer.js
+++ b/static/js/diff-viewer.js
@@ -780,6 +780,94 @@ const DiffViewer = {
             </td>`;
 
         row.parentNode.insertBefore(suggestionRow, row.nextSibling);
+    },
+
+    // ── Insert file-level suggestion (no line number required) ─────
+
+    insertFileSuggestion(filename, severity, content, suggestionId) {
+        const diffContent = this.container.querySelector('#diff-content');
+        if (!diffContent) return;
+
+        // Find or index the file
+        const fileEntry = this._ensureFileIndexed(filename);
+        if (!fileEntry) return;
+
+        const wrapper = fileEntry.wrapper;
+
+        // Expand the file if collapsed
+        const fileContent = wrapper.querySelector('.d2h-file-diff');
+        if (fileContent && fileContent.style.display === 'none') {
+            fileContent.style.display = 'block';
+            wrapper.classList.remove('d2h-collapsed');
+        }
+
+        // Find or create the file-level suggestions container
+        let sugContainer = wrapper.querySelector('.file-suggestions-container');
+        if (!sugContainer) {
+            sugContainer = document.createElement('div');
+            sugContainer.className = 'file-suggestions-container';
+            // Insert after the file header, before the diff content
+            const header = wrapper.querySelector('.d2h-file-header');
+            if (header) {
+                header.parentNode.insertBefore(sugContainer, header.nextSibling);
+            } else {
+                wrapper.prepend(sugContainer);
+            }
+        }
+
+        const severityStyles = {
+            critical: 'border-l-4 border-red-500 bg-red-50',
+            warning: 'border-l-4 border-yellow-500 bg-yellow-50',
+            info: 'border-l-4 border-green-500 bg-green-50',
+        };
+        const severityLabels = {
+            critical: '🔴 严重',
+            warning: '🟡 建议',
+            info: '🟢 提示',
+        };
+
+        const card = document.createElement('div');
+        card.className = `review-file-suggestion ${severityStyles[severity] || severityStyles.info} p-3 mx-2 my-1 rounded`;
+        card.setAttribute('data-suggestion-id', suggestionId || '');
+        card.innerHTML = `
+            <div class="flex items-center gap-2 mb-1">
+                <span class="text-xs font-medium">${severityLabels[severity] || severityLabels.info}</span>
+            </div>
+            <div class="text-sm text-gray-700 review-content">${typeof renderMarkdown === 'function' ? renderMarkdown(content) : content}</div>
+            <div class="mt-2 note-editor-placeholder" data-scope="suggestion" data-scope-key="${suggestionId || ''}"></div>`;
+
+        sugContainer.appendChild(card);
+    },
+
+    // ── Mark file severity in sidebar ──────────────────────────────
+
+    markFileSeverity(filename, severity) {
+        const treeFiles = this.container.querySelectorAll('.file-tree-file');
+        const severityColors = {
+            critical: 'bg-red-500',
+            warning: 'bg-yellow-500',
+            info: 'bg-green-500',
+        };
+        const severityOrder = { critical: 3, warning: 2, info: 1 };
+
+        for (const item of treeFiles) {
+            const treeName = item.getAttribute('data-filename');
+            if (treeName && (treeName === filename || treeName.endsWith('/' + filename) || filename.endsWith('/' + treeName))) {
+                let badge = item.querySelector('.file-tree-severity');
+                if (!badge) {
+                    badge = document.createElement('span');
+                    badge.className = 'file-tree-severity inline-block w-2 h-2 rounded-full ml-1';
+                    item.querySelector('.file-tree-name').appendChild(badge);
+                }
+                // Only upgrade severity, never downgrade
+                const currentSev = badge.getAttribute('data-severity') || '';
+                if (!currentSev || (severityOrder[severity] || 0) > (severityOrder[currentSev] || 0)) {
+                    badge.className = `file-tree-severity inline-block w-2 h-2 rounded-full ml-1 ${severityColors[severity] || severityColors.info}`;
+                    badge.setAttribute('data-severity', severity);
+                }
+                break;
+            }
+        }
     }
 };
 
diff --git a/templates/pages/repo.html b/templates/pages/repo.html
index 109f78d..91ec64e 100644
--- a/templates/pages/repo.html
+++ b/templates/pages/repo.html
@@ -9,6 +9,7 @@
     <script src="/static/js/sse.js"></script>
     <script src="/static/js/graph.js"></script>
     <script src="/static/js/diff-viewer.js"></script>
+    <script src="/static/js/review-inline.js"></script>
     <style>
         .graph-container {
             background: #f8fafc;
@@ -98,9 +99,12 @@
                     <button onclick="loadDiff()" class="px-4 py-1.5 bg-blue-600 text-white rounded text-sm hover:bg-blue-700">
                         查看 Diff
                     </button>
-                    <div class="flex gap-1 ml-auto">
+                    <div class="flex gap-1 ml-auto items-center">
                         <button onclick="setDiffView('side-by-side')" id="btn-side-by-side" class="px-3 py-1 text-xs bg-blue-100 text-blue-700 rounded font-medium">并排</button>
                         <button onclick="setDiffView('unified')" id="btn-unified" class="px-3 py-1 text-xs bg-gray-100 text-gray-600 rounded hover:bg-gray-200">统一</button>
+                        <button onclick="startInlineReview()" id="btn-inline-review" class="px-3 py-1 text-xs bg-purple-100 text-purple-700 rounded font-medium hover:bg-purple-200 ml-2">
+                            🤖 AI 评审
+                        </button>
                     </div>
                 </div>
                 <div class="mt-2 flex items-center gap-3">
@@ -136,6 +140,28 @@
                 <!-- Diff Tab -->
                 <div id="panel-diff" class="p-4 hidden">
                     <div id="diff-container"></div>
+                    <!-- Inline review progress -->
+                    <div id="review-progress" class="hidden mt-4 bg-white rounded-lg border p-4">
+                        <div class="flex items-center justify-between mb-2">
+                            <span class="text-sm font-medium text-gray-700">🤖 AI 代码审查</span>
+                            <button onclick="cancelInlineReview()" class="text-xs text-gray-400 hover:text-gray-600">取消</button>
+                        </div>
+                        <div class="w-full bg-gray-200 rounded-full h-2 mb-2">
+                            <div id="review-progress-bar" class="bg-purple-600 h-2 rounded-full transition-all duration-300" style="width: 0%"></div>
+                        </div>
+                        <p id="review-progress-text" class="text-xs text-gray-500">准备中...</p>
+                    </div>
+                    <!-- Review summary (shown after completion) -->
+                    <div id="review-summary" class="hidden mt-4 bg-white rounded-lg border p-4">
+                        <div class="flex items-center justify-between mb-2">
+                            <span class="text-sm font-medium text-gray-700">审查总结</span>
+                            <div class="flex gap-2">
+                                <a id="btn-view-full-review" href="#" class="text-xs text-purple-600 hover:underline">查看完整评审</a>
+                                <button onclick="clearInlineReview()" class="text-xs text-gray-400 hover:text-gray-600">清除</button>
+                            </div>
+                        </div>
+                        <div id="review-summary-content" class="text-sm text-gray-700"></div>
+                    </div>
                 </div>
             </div>
         </div>
@@ -400,6 +426,145 @@
             }
         }
 
+        // ── Inline AI Review ────────────────────────────────────────
+
+        let inlineReviewSSE = null;
+        let inlineSuggestions = [];
+
+        function startInlineReview() {
+            const base = document.getElementById('select-base').value;
+            const head = document.getElementById('select-head').value;
+            if (!base || !head) {
+                alert('请先选择 Base 和 Head 并查看 Diff');
+                return;
+            }
+
+            // Cancel previous if running
+            if (inlineReviewSSE) {
+                inlineReviewSSE.abort();
+            }
+
+            const btn = document.getElementById('btn-inline-review');
+            const progress = document.getElementById('review-progress');
+            const summary = document.getElementById('review-summary');
+
+            btn.disabled = true;
+            btn.textContent = '⏳ 审查中...';
+            progress.classList.remove('hidden');
+            summary.classList.add('hidden');
+
+            inlineSuggestions = [];
+            let totalFiles = 0;
+            let completedFiles = 0;
+
+            inlineReviewSSE = SSE.post(`/api/repos/${repoId}/review`, {
+                base, head, top_n: 0,
+            }, {
+                start(data) {
+                    totalFiles = data.total_files || 0;
+                    document.getElementById('review-progress-text').textContent = `准备审查 ${totalFiles} 个文件...`;
+                    document.getElementById('review-progress-bar').style.width = '5%';
+                },
+                file_start(data) {
+                    completedFiles++;
+                    const pct = totalFiles > 0 ? Math.round((completedFiles / totalFiles) * 80 + 10) : 50;
+                    document.getElementById('review-progress-bar').style.width = pct + '%';
+                    document.getElementById('review-progress-text').textContent = `正在审查: ${data.file || ''} (${completedFiles}/${totalFiles})`;
+                },
+                suggestion(data) {
+                    inlineSuggestions.push(data);
+                },
+                summary(data) {
+                    document.getElementById('review-summary-content').innerHTML = renderInlineMarkdown(data.content || '');
+                    document.getElementById('review-progress-bar').style.width = '90%';
+                },
+                done() {
+                    document.getElementById('review-progress-bar').style.width = '100%';
+                    document.getElementById('review-progress-text').textContent = '审查完成！';
+
+                    setTimeout(() => {
+                        progress.classList.add('hidden');
+                        summary.classList.remove('hidden');
+                        btn.disabled = false;
+                        btn.textContent = '🤖 AI 评审';
+                    }, 500);
+
+                    // Insert suggestions into the existing diff
+                    insertInlineSuggestions();
+                    inlineReviewSSE = null;
+                },
+                analysis_saved(data) {
+                    const viewLink = document.getElementById('btn-view-full-review');
+                    viewLink.href = `/repo/${repoId}/review?base=${encodeURIComponent(base)}&head=${encodeURIComponent(head)}`;
+                },
+                error(data) {
+                    alert('审查失败: ' + (data.message || '未知错误'));
+                    progress.classList.add('hidden');
+                    btn.disabled = false;
+                    btn.textContent = '🤖 AI 评审';
+                    inlineReviewSSE = null;
+                },
+            });
+        }
+
+        function cancelInlineReview() {
+            if (inlineReviewSSE) {
+                inlineReviewSSE.abort();
+                inlineReviewSSE = null;
+            }
+            document.getElementById('review-progress').classList.add('hidden');
+            const btn = document.getElementById('btn-inline-review');
+            btn.disabled = false;
+            btn.textContent = '🤖 AI 评审';
+        }
+
+        function insertInlineSuggestions() {
+            const fileSeverities = {};
+            const severityOrder = { critical: 3, warning: 2, info: 1 };
+
+            inlineSuggestions.forEach((s, i) => {
+                if (s.file) {
+                    DiffViewer.insertFileSuggestion(s.file, s.severity, s.content, 'inline-sug-' + i);
+                    const cur = fileSeverities[s.file] || 'info';
+                    if ((severityOrder[s.severity] || 0) > (severityOrder[cur] || 0)) {
+                        fileSeverities[s.file] = s.severity;
+                    }
+                }
+            });
+
+            Object.entries(fileSeverities).forEach(([file, sev]) => {
+                DiffViewer.markFileSeverity(file, sev);
+            });
+
+            // Re-initialize note editor for any new placeholders
+            if (typeof NoteEditor !== 'undefined') {
+                NoteEditor._observeNewPlaceholders && NoteEditor._observeNewPlaceholders();
+            }
+        }
+
+        function clearInlineReview() {
+            // Remove all suggestion elements from the diff
+            const container = document.getElementById('diff-container');
+            container.querySelectorAll('.file-suggestions-container').forEach(el => el.remove());
+            container.querySelectorAll('.file-tree-severity').forEach(el => el.remove());
+            document.getElementById('review-summary').classList.add('hidden');
+            inlineSuggestions = [];
+        }
+
+        function renderInlineMarkdown(text) {
+            if (!text) return '';
+            return text
+                .replace(/&/g, '&amp;')
+                .replace(/</g, '&lt;')
+                .replace(/>/g, '&gt;')
+                .replace(/^### (.+)$/gm, '<h3 class="font-semibold text-sm mt-2">$1</h3>')
+                .replace(/^## (.+)$/gm, '<h2 class="font-semibold mt-2">$1</h2>')
+                .replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>')
+                .replace(/`(.+?)`/g, '<code class="bg-gray-100 px-1 rounded text-xs">$1</code>')
+                .replace(/^- (.+)$/gm, '<li class="ml-4">$1</li>')
+                .replace(/\n/g, '<br>');
+        }
+
         init();
     </script>
 </body>
diff --git a/templates/pages/review.html b/templates/pages/review.html
index c0cea55..dc8ff74 100644
--- a/templates/pages/review.html
+++ b/templates/pages/review.html
@@ -41,6 +41,16 @@
                 开始审查
             </button>
             <div id="load-error" class="hidden mt-3 p-3 bg-red-50 border border-red-200 rounded-md text-red-700 text-sm"></div>
+
+            <!-- History -->
+            <div class="mt-4 pt-4 border-t border-gray-200">
+                <div class="flex items-center gap-3">
+                    <label class="text-sm font-medium text-gray-600">📋 历史评审:</label>
+                    <select id="history-select" class="flex-1 border rounded-md px-3 py-1.5 text-sm" onchange="loadHistoryReview(this.value)">
+                        <option value="">加载中...</option>
+                    </select>
+                </div>
+            </div>
         </div>
 
         <!-- Progress -->
@@ -376,12 +386,26 @@
             DiffViewer.init('review-diff-container');
             DiffViewer.renderDiff(diffString, {
                 onComplete() {
-                    // Insert suggestions after all files are rendered
+                    // Track max severity per file for sidebar markers
+                    const fileSeverities = {};
+                    const severityOrder = { critical: 3, warning: 2, info: 1 };
+
+                    // Insert file-level suggestions after all files are rendered
                     allSuggestions.forEach((s, i) => {
-                        if (s.file && s.line) {
-                            DiffViewer.insertSuggestion(s.file, s.line, s.side || 'right', s.severity, s.content, 'sug-' + i);
+                        if (s.file) {
+                            DiffViewer.insertFileSuggestion(s.file, s.severity, s.content, 'sug-' + i);
+                            // Track max severity per file
+                            const cur = fileSeverities[s.file] || 'info';
+                            if ((severityOrder[s.severity] || 0) > (severityOrder[cur] || 0)) {
+                                fileSeverities[s.file] = s.severity;
+                            }
                         }
                     });
+
+                    // Mark severity in file tree sidebar
+                    Object.entries(fileSeverities).forEach(([file, sev]) => {
+                        DiffViewer.markFileSeverity(file, sev);
+                    });
                 }
             });
         }
@@ -418,7 +442,121 @@
             return html;
         }
 
+        // ── History loading ────────────────────────────────────────
+
+        async function loadHistoryList() {
+            try {
+                const resp = await fetch(`/api/repos/${repoId}/review/analyses`);
+                if (!resp.ok) return;
+                const analyses = await resp.json();
+
+                const select = document.getElementById('history-select');
+                select.innerHTML = '<option value="">选择历史评审...</option>';
+
+                analyses.forEach(a => {
+                    const opt = document.createElement('option');
+                    opt.value = a.id;
+                    const date = (a.created_at || '').substring(0, 16).replace('T', ' ');
+                    opt.textContent = `${a.base_ref} → ${a.head_ref}  (${date})`;
+                    select.appendChild(opt);
+                });
+
+                if (analyses.length === 0) {
+                    select.innerHTML = '<option value="">暂无历史评审</option>';
+                }
+            } catch (e) {
+                console.warn('Failed to load history:', e);
+            }
+        }
+
+        async function loadHistoryReview(analysisId) {
+            if (!analysisId) return;
+
+            try {
+                // Fetch the review result
+                const resp = await fetch(`/api/repos/${repoId}/review/analyses/${analysisId}`);
+                if (!resp.ok) throw new Error('Failed to load review');
+                const data = await resp.json();
+
+                const result = data.result;
+                if (!result || !result.file_reviews) {
+                    alert('该历史记录没有完整的评审数据');
+                    return;
+                }
+
+                // Set current analysis ID for notes
+                currentAnalysisId = parseInt(analysisId);
+
+                // Populate suggestions from stored data
+                allSuggestions = [];
+                fileReviews = {};
+
+                result.file_reviews.forEach(fr => {
+                    fileReviews[fr.file_name] = { filename: fr.file_name, suggestions: [], summary: '' };
+                    (fr.suggestions || []).forEach(s => {
+                        const content = s.description || '';
+                        const fullContent = content +
+                            (s.suggestion ? '\n\n**建议修改:** ' + s.suggestion : '') +
+                            (s.code_example ? '\n\n```\n' + s.code_example + '\n```' : '');
+                        const sug = { file: fr.file_name, severity: s.severity, content: fullContent };
+                        allSuggestions.push(sug);
+                        fileReviews[fr.file_name].suggestions.push(sug);
+                    });
+                });
+
+                // Render summary
+                const summary = result.summary || {};
+                let summaryText = '';
+                if (summary.score) summaryText += `整体评分: ${summary.score}/10\n\n`;
+                if (summary.overall) summaryText += summary.overall;
+                if (summary.findings) summaryText += '\n\n**主要发现:**\n' + summary.findings;
+                if (summary.recommendations) summaryText += '\n\n**改进建议:**\n' + summary.recommendations;
+
+                document.getElementById('summary-content').innerHTML = renderMarkdown(summaryText);
+
+                // Clear and rebuild card view
+                document.getElementById('file-reviews').innerHTML = '';
+                allSuggestions.forEach(s => appendSuggestionCard(s));
+
+                // Show results
+                document.getElementById('results').classList.remove('hidden');
+                document.getElementById('review-actions').classList.remove('hidden');
+
+                // Load diff and render inline
+                const base = data.base_ref;
+                const head = data.head_ref;
+
+                // Load diff from API
+                const diffResp = await fetch(`/api/repos/${repoId}/diff?base=${encodeURIComponent(base)}&head=${encodeURIComponent(head)}`);
+                if (diffResp.ok) {
+                    const diffData = await diffResp.json();
+                    const diffString = diffData.diff || '';
+                    if (diffString) {
+                        renderInlineReview(diffString);
+                    }
+                }
+
+                // Init note editor
+                NoteEditor.init(repoId, currentAnalysisId);
+                NoteEditor.loadNotes();
+
+            } catch (e) {
+                console.error('Load history error:', e);
+                alert('加载历史评审失败: ' + e.message);
+            }
+        }
+
+        // Auto-load history from URL param
+        const urlParams = new URLSearchParams(window.location.search);
+        const urlAnalysisId = urlParams.get('analysis_id');
+
         loadRefs();
+        loadHistoryList();
+
+        // If analysis_id in URL, auto-load after refs are ready
+        if (urlAnalysisId) {
+            setTimeout(() => loadHistoryReview(urlAnalysisId), 500);
+        }
     </script>
 </body>
 </html>