diff --git a/server/src/main/java/com/emotion/service/impl/ShortNovelServiceImpl.java b/server/src/main/java/com/emotion/service/impl/ShortNovelServiceImpl.java
index 1840474..2ba1bc7 100644
--- a/server/src/main/java/com/emotion/service/impl/ShortNovelServiceImpl.java
+++ b/server/src/main/java/com/emotion/service/impl/ShortNovelServiceImpl.java
@@ -179,7 +179,8 @@ public class ShortNovelServiceImpl implements ShortNovelService {
         upstreamBody.put("message_id", "web_" + System.currentTimeMillis());
         upstreamBody.put("query", request.getQuery());
 
-        return forwardSse("/api/novels/daily/conversation/stream", upstreamBody, currentUserId, request.getQuery());
+        return forwardSse("/api/novels/daily/conversation/stream", upstreamBody, currentUserId,
+                request.getQuery(), null);
     }
 
     @Override
@@ -207,7 +208,8 @@ public class ShortNovelServiceImpl implements ShortNovelService {
         upstreamBody.put("action", request.getAction());
         upstreamBody.put("payload", request.getPayload());
 
-        return forwardSse("/api/novels/daily/conversation/stream", upstreamBody, currentUserId, effectiveOriginalQuery);
+        return forwardSse("/api/novels/daily/conversation/stream", upstreamBody, currentUserId,
+                effectiveOriginalQuery, request.getSessionId());
     }
 
     /**
@@ -218,7 +220,8 @@ public class ShortNovelServiceImpl implements ShortNovelService {
      * @param currentUserId   当前用户ID（从主线程捕获，避免 ThreadLocal 在异步线程中失效）
      * @param originalQuery   原始用户查询（首次请求时传入，用于保存）
      */
-    private SseEmitter forwardSse(String path, Map<String, Object> body, String currentUserId, String originalQuery) {
+    private SseEmitter forwardSse(String path, Map<String, Object> body, String currentUserId,
+                                  String originalQuery, String knownSessionId) {
         SseEmitter emitter = new SseEmitter(config.getReadTimeout().longValue());
 
         EXECUTOR.execute(() -> {
@@ -229,6 +232,9 @@ public class ShortNovelServiceImpl implements ShortNovelService {
             final java.util.concurrent.atomic.AtomicReference<JSONObject> stageMetaRef =
                     new java.util.concurrent.atomic.AtomicReference<>(new JSONObject());
 
+            // 当前流的 sessionId（stream 首次从 status 事件获取，followup 从请求参数获取）
+            final String[] currentSessionId = {knownSessionId};
+
             // 累积 novel_delta 事件的文本内容
             // 上游服务通过 novel_delta 流式发送小说内容，novel_done 事件可能不含 full_text
             // 因此需要在后端累积所有 delta，在 novel_done 时使用累积的完整文本保存到数据库
@@ -289,8 +295,8 @@ public class ShortNovelServiceImpl implements ShortNovelService {
                                     JSONObject payload = event.getJSONObject("payload");
                                     if (payload != null) {
                                         String sessionId = payload.getString("session_id");
-                                        if (sessionId != null && !sessionId.isEmpty()
-                                                && originalQuery != null && !originalQuery.isEmpty()) {
+                                        if (sessionId != null && !sessionId.isEmpty()) {
+                                            currentSessionId[0] = sessionId;
                                             // 缓存原始参数：originalQuery/style/length
                                             String style = payload.getString("style");
                                             String length = payload.getString("length");
@@ -307,11 +313,25 @@ public class ShortNovelServiceImpl implements ShortNovelService {
                                         JSONObject outline = stagePayload.getJSONObject("outline");
                                         if (outline != null) {
                                             stageMetaRef.get().put("outline", outline);
+                                            // 累积到全局 session 缓存，供详情页还原大纲步骤
+                                            if (currentSessionId[0] != null) {
+                                                JSONObject entry = new JSONObject();
+                                                entry.put("kind", "outline");
+                                                entry.put("outline", outline);
+                                                accumulateStage(currentSessionId[0], entry);
+                                            }
                                         }
                                     } else if ("clarification_card".equals(type)) {
                                         JSONObject card = stagePayload.getJSONObject("card");
                                         if (card != null) {
                                             stageMetaRef.get().put("clarification", card);
+                                            // 累积到全局 session 缓存，供详情页还原完整澄清流程
+                                            if (currentSessionId[0] != null) {
+                                                JSONObject entry = new JSONObject();
+                                                entry.put("kind", "clarification_question");
+                                                entry.put("card", card);
+                                                accumulateStage(currentSessionId[0], entry);
+                                            }
                                         }
                                     } else if ("novel_delta".equals(type)) {
                                         // 累积小说正文片段：上游通过 novel_delta 逐段发送内容