diff --git a/.memory/worklog.json b/.memory/worklog.json
index 0ff2f7c..2df8582 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -1,19 +1,5 @@
 {
   "entries": [
-    {
-      "files_changed": 1,
-      "hash": "1dd2c67",
-      "message": "auto-save 2026-05-13 06:21 (~1)",
-      "ts": "2026-05-13T06:21:44+08:00",
-      "type": "commit"
-    },
-    {
-      "files_changed": 1,
-      "hash": "c5fc8e8",
-      "message": "auto-save 2026-05-13 06:27 (~1)",
-      "ts": "2026-05-13T06:27:37+08:00",
-      "type": "commit"
-    },
     {
       "files_changed": 1,
       "hash": "1bf1a63",
@@ -3286,6 +3272,19 @@
       "type": "session-heartbeat",
       "message": "Codex 会话活跃 · 最近命令：codex · 4 项未提交变更 · 最近提交：auto-save 2026-05-14 12:42 (~9)",
       "files_changed": 4
+    },
+    {
+      "ts": "2026-05-14T12:48:34+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-14 12:48 (~4)",
+      "hash": "9e8088e",
+      "files_changed": 4
+    },
+    {
+      "ts": "2026-05-14T04:48:39Z",
+      "type": "session-heartbeat",
+      "message": "Codex 会话活跃 · 最近命令：codex · 2 项未提交变更 · 最近提交：auto-save 2026-05-14 12:48 (~4)",
+      "files_changed": 2
     }
   ]
 }
diff --git a/docs/source-analysis.html b/docs/source-analysis.html
index c4b464e..a9e3d83 100644
--- a/docs/source-analysis.html
+++ b/docs/source-analysis.html
@@ -917,6 +917,18 @@ SubjectAsset {
         <h2>变更记录</h2>
         <p>这个记录不是 git log 的替代品。它记录“产品理解发生了什么变化、影响了哪些源码、你以后描述需求时该怎么说”。后续每次改功能都要补一条。</p>
         <div class="changelog">
+          <article class="change">
+            <header>
+              <h3>2026-05-14 · 产品融合内置多组镜头语言</h3>
+              <span class="tag violet">FrameLightbox</span>
+              <span class="tag orange">产品融合</span>
+            </header>
+            <div class="body">
+              <p><strong>问题：</strong>产品融合不能只写“人物使用产品”，还要稳定控制出场方式、景别、运镜、产品入画、佩戴贴合、使用感受和收尾；同时 SKG 产品是颈部/肩颈按摩仪，比例和佩戴位置不能跑偏。</p>
+              <p><strong>改动：</strong>前端内置 36 条产品融合镜头语言模板，6 条为一组，对应建立出场、产品入画、佩戴贴合、使用感受、生活延展和收尾记忆；产品融合页新增“换一组”按钮，只刷新 6 行描述词，不改变首帧、尾帧和视频结果。视频 prompt 额外写入颈部/后颈/颈肩使用部位和真实尺寸比例约束。</p>
+              <p><strong>影响：</strong><code>web/components/lightbox.tsx</code>、<code>web/app/page.tsx</code>、<code>docs/source-analysis.html</code>。</p>
+            </div>
+          </article>
           <article class="change">
             <header>
               <h3>2026-05-14 · 音频提取直接生成英文产品口播</h3>