auto-save 2026-05-14 05:32 (~4)

.memory/worklog.json

@@ -3348,6 +3348,19 @@
       "type": "session-heartbeat",
       "message": "Claude 会话活跃 · 最近命令：claude · 1 项未提交变更 · 最近提交：auto-save 2026-05-14 05:21 (~3)",
       "files_changed": 1
+    },
+    {
+      "ts": "2026-05-14T05:27:24+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-14 05:27 (~3)",
+      "hash": "2c19b52",
+      "files_changed": 3
+    },
+    {
+      "ts": "2026-05-13T21:28:50Z",
+      "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 05:27 (~3)",
+      "files_changed": 2
     }
   ]
 }

docs/source-analysis.html

@@ -554,9 +554,9 @@
           <div class="step"><div class="num">1</div><h3>输入</h3><p>TK 链接或本地上传，后端下载/保存源视频。</p></div>
           <div class="step"><div class="num">2</div><h3>镜头拆解</h3><p>拆轨、抽关键帧、手动加帧，形成参考分镜池。</p></div>
           <div class="step"><div class="num">3</div><h3>清洗水印</h3><p>对关键帧做全图或区域清洗，必要时应用为当前参考图。</p></div>
-          <div class="step"><div class="num">4</div><h3>Vision 识别</h3><p>识别场景和候选元素，只是候选，不应锁死。</p></div>
-          <div class="step"><div class="num">5</div><h3>元素提取</h3><p>编辑/新增/删除元素，对元素反复生成提取图。</p></div>
-          <div class="step"><div class="num">6</div><h3>元素改造</h3><p>把参考主体、场景、动作和 SKG 产品放入分镜结构。</p></div>
+          <div class="step"><div class="num">4</div><h3>主体识别</h3><p>识别场景和主体候选，只是候选，不应锁死。</p></div>
+          <div class="step"><div class="num">5</div><h3>素材准备</h3><p>清洗关键帧，生成场景图和主体多视角/动作/表情资产包。</p></div>
+          <div class="step"><div class="num">6</div><h3>分镜改造</h3><p>把参考主体、场景、动作和 SKG 产品放入分镜结构。</p></div>
           <div class="step"><div class="num">7</div><h3>生成视频</h3><p>用分镜 4 图槽、改造目标和时长调用 Seedance / Kling / Veo 3 生视频 API，结果回写到画面工作台节点。</p></div>
           <div class="step"><div class="num">8</div><h3>合成成品</h3><p>片段、字幕、配音、转场合成最终 mp4。当前未实现。</p></div>
         </div>
@@ -571,7 +571,7 @@
               <tbody>
                 <tr><td><code>web/app/page.tsx</code></td><td>产品工作台主状态：jobs、activeJobId、selectedFrames、clipboard、ReactFlow 节点和边；负责打开/找回画布工作面板。</td></tr>
                 <tr><td><code>web/components/nodes/index.tsx</code></td><td>DAG 节点定义：Input、VisualLab、Audio、Compose，以及画布工作面板 KeyframePanel / VideoFramePanel；旧 Keyframe/Storyboard/VideoGen 组件保留但不再挂主画布。</td></tr>
-                <tr><td><code>web/components/lightbox.tsx</code></td><td>镜头拆解和元素提取的主工作面板：清洗、识别、元素编辑、区域提取、抠图。</td></tr>
+                <tr><td><code>web/components/lightbox.tsx</code></td><td>关键帧素材准备面板：清洗、场景图、主体候选、主体资产包和审核。</td></tr>
                 <tr><td><code>web/components/storyboard-bar.tsx</code></td><td>顶部分镜编排条：展示选入编排的关键帧，并作为唯一分镜导航。</td></tr>
                 <tr><td><code>web/components/storyboard-workbench.tsx</code></td><td>顶部分镜编排条下方的明细区：4 图槽、改造目标、时长、自动保存。</td></tr>
                 <tr><td><code>web/lib/api.ts</code></td><td>前端类型和 API client，是前后端数据契约镜像。</td></tr>
@@ -618,12 +618,12 @@ api/main.py
           </div>
           <div class="flow-row">
             <div><strong>你看到的区域</strong><span>画面工作台 · Visual Lab</span></div>
-            <div><strong>主要源码</strong><span><code>VisualLabNode</code> in <code>web/components/nodes/index.tsx</code>；它现在是素材准备看板，汇总关键帧、场景图、主体资产包、普通抠图和视频任务。</span></div>
+            <div><strong>主要源码</strong><span><code>VisualLabNode</code> in <code>web/components/nodes/index.tsx</code>；它现在是素材准备看板，汇总关键帧、场景图、主体资产包和视频任务。</span></div>
             <div><strong>适合怎么描述</strong><span>“画面工作台的素材准备进度、分组缩略图、关键帧审核入口和后续分镜入口应该如何组织”。</span></div>
           </div>
           <div class="flow-row">
             <div><strong>你看到的区域</strong><span>关键帧素材审核面板</span></div>
-            <div><strong>主要源码</strong><span><code>FrameLightbox</code>；按“原图/清洗、场景图、主体包、审核”四个页签组织；相关接口包括 <code>cleanupFrame</code>、<code>generateSceneAsset</code>、<code>generateSubjectAssets</code>、<code>cutoutElement</code>。</span></div>
+            <div><strong>主要源码</strong><span><code>FrameLightbox</code>；按“原图/清洗、场景图、主体资产、审核”四个页签组织；相关接口包括 <code>cleanupFrame</code>、<code>addElement</code>、<code>generateSceneAsset</code>、<code>generateSubjectAssets</code>。</span></div>
             <div><strong>适合怎么描述</strong><span>“某张关键帧的水印、场景图、主体多视角/动作/表情图和质量风险应该如何审核”。</span></div>
           </div>
           <div class="flow-row">
@@ -664,7 +664,7 @@ api/main.py
           </div>
           <div class="card">
             <h3>KeyElement</h3>
-            <p>从关键帧里识别或手动添加的可借鉴元素。Vision 给的是候选，用户可编辑，并可多次生成提取图。</p>
+            <p>从关键帧里识别或手动添加的主体候选。Vision 给的是候选，用户可编辑、删除，并可基于它生成主体资产包。</p>
             <pre>KeyElement {
   id,
   name_zh, name_en, position,
@@ -751,7 +751,7 @@ SubjectAsset {
             </tr>
             <tr>
               <td><span class="tag violet">画面工作台 Visual Lab</span></td>
-              <td>作为素材准备看板：显示准备进度、质量风险、关键帧 / 场景图 / 主体包 / 分镜视频四个入口；上方缩略图按关键帧、场景图、主体包、普通抠图、视频任务分组。点击关键帧进入素材审核面板，点击资产图复制到分镜编排。</td>
+              <td>作为素材准备看板：显示准备进度、质量风险、关键帧 / 场景图 / 主体包 / 分镜视频四个入口；上方缩略图按关键帧、场景图、主体包、视频任务分组。点击关键帧进入素材审核面板，点击资产图复制到分镜编排。</td>
               <td>不要在主卡片里堆复杂表单；主卡片只做状态总览和入口。</td>
               <td><code>VisualLabNode</code>、<code>FrameLightbox</code>、<code>generateSceneAsset</code>、<code>generateSubjectAssets</code>、视频任务接口</td>
             </tr>
@@ -787,8 +787,8 @@ SubjectAsset {
               <li>视频下载或本地保存，ffmpeg 抽关键帧。</li>
               <li>手动按时间戳加关键帧。</li>
               <li>关键帧清洗水印，全图或区域清洗。</li>
-              <li>Vision 识别关键帧，输出 scene、objects、style、suggested_prompt。</li>
-              <li>元素增改删、区域元素添加、元素多次提取图。</li>
+              <li>Vision 识别关键帧，输出 scene、objects、style、suggested_prompt，并作为主体候选来源。</li>
+              <li>主体候选增改删、区域主体添加、主体资产包生成。</li>
               <li>分镜工作台 4 图槽和改造说明自动保存。</li>
               <li>nano-banana-pro image-to-image 生图。</li>
             </ul>
@@ -813,8 +813,8 @@ SubjectAsset {
         <h2>需求描述模板</h2>
         <div class="todo">
           <div class="todo-item">
-            <h3>改镜头拆解 / 元素提取</h3>
-            <p>“我在关键帧 lightbox 里，Vision 识别后的元素列表应该怎么编辑/重提取/删除；点击元素不要跳转；提取图怎么预览和复制。”</p>
+            <h3>改关键帧素材准备</h3>
+            <p>“我在关键帧素材准备面板里，主体候选应该怎么编辑/删除；场景图和主体资产包怎么生成、审核、复制到分镜。”</p>
           </div>
           <div class="todo-item">
             <h3>改 Storyboard 节点</h3>
@@ -839,6 +839,18 @@ 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 · 关键帧详情改为素材准备面板</h3>
+              <span class="tag violet">FrameLightbox</span>
+              <span class="tag blue">UX</span>
+            </header>
+            <div class="body">
+              <p><strong>问题：</strong>面板标题仍叫“关键帧详情 · 元素提取”，里面还露出普通 cutout 抠图、AI 提取、元素清单等旧流程入口；“选用此帧”也无法说明它其实是在维护目标关键帧集合。</p>
+              <p><strong>改动：</strong><code>KeyframePanelNode</code> 标题改为“关键帧素材准备”；<code>FrameLightbox</code> 的主体页改成“主体识别 / 主体清单 / 主体资产包”，移除普通抠图列表和 AI 提取按钮；“选用此帧”改为“加入目标帧 / 目标帧 · 点击移出”。<code>VisualLabNode</code> 上方缩略图也不再展示普通抠图分组，只展示关键帧、场景图、主体包和视频任务。</p>
+              <p><strong>影响：</strong><code>web/components/lightbox.tsx</code>、<code>web/components/nodes/index.tsx</code>、<code>docs/source-analysis.html</code>。底层旧 cutout 数据和接口暂保留兼容历史任务，但不再作为新素材准备流程的可见入口。</p>
+            </div>
+          </article>
           <article class="change">
             <header>
               <h3>2026-05-14 · 画面工作台改为素材准备看板</h3>
@@ -847,7 +859,7 @@ SubjectAsset {
             </header>
             <div class="body">
               <p><strong>问题：</strong>画面工作台从展示缩略图扩展为素材生产中枢后，关键帧、场景图、主体资产包和视频任务继续混在一个列表里会让流程不清晰；关键帧详情面板也把清洗、识别、场景和主体生成都堆在一屏。</p>
-              <p><strong>改动：</strong><code>VisualLabNode</code> 改成素材准备进度看板，显示目标关键帧、场景图、主体资产和分镜/视频四个入口，并在上方缩略图中按关键帧、场景图、主体包、普通抠图、视频任务分组。<code>FrameLightbox</code> 新增“原图/清洗、场景图、主体包、审核”四个页签，素材审核信息从普通元素列表中拆出来。</p>
+              <p><strong>改动：</strong><code>VisualLabNode</code> 改成素材准备进度看板，显示目标关键帧、场景图、主体资产和分镜/视频四个入口。<code>FrameLightbox</code> 新增“原图/清洗、场景图、主体资产、审核”四个页签，素材审核信息从普通列表中拆出来。</p>
               <p><strong>影响：</strong><code>web/components/nodes/index.tsx</code>、<code>web/components/lightbox.tsx</code>、<code>docs/source-analysis.html</code>。这轮只重排工作台信息架构，批量自动准备队列仍留到下一阶段。</p>
             </div>
           </article>

web/components/lightbox.tsx

@@ -107,21 +107,16 @@ export function FrameLightbox({ jobId, frames, activeIndex, selected, onClose, o
         const pos = frames.findIndex((x) => x.index === activeIndex)
         if (e.key === "ArrowLeft" && pos > 0) onChange(frames[pos - 1].index)
         if (e.key === "ArrowRight" && pos < frames.length - 1) onChange(frames[pos + 1].index)
-        if (e.key === " " || e.key === "Enter") {
-          e.preventDefault()
-          onToggleSelect(activeIndex)
-        }
       }
     }
     window.addEventListener("keydown", onKey)
     return () => window.removeEventListener("keydown", onKey)
-  }, [activeIndex, frames.length, onClose, onChange, onToggleSelect])
+  }, [activeIndex, frames.length, onClose, onChange])
 
   const f = activeIndex !== null ? frames.find((x) => x.index === activeIndex) : undefined
   const arrayPos = f ? frames.findIndex((x) => x.index === f.index) : -1
 
   if (activeIndex === null || !f || !mounted) return null
-  const isSelected = selected.has(f.index)
   const desc = f.description
   const elements = f.elements ?? []
   const hasCleaned = !!f.cleaned_url
@@ -412,7 +407,7 @@ export function FrameLightbox({ jobId, frames, activeIndex, selected, onClose, o
         </div>
       </div>
 
-      {/* 主体 — 左：大图 + 清洗 / 目标帧；右：主体识别 + 主体资产 */}
+      {/* 主体 — 左：大图 + 清洗状态；右：主体识别 + 主体资产 */}
       <div className="flex gap-3 p-3 overflow-hidden flex-1 min-h-0">
         {/* 左侧大图区 */}
         <div
@@ -696,18 +691,15 @@ export function FrameLightbox({ jobId, frames, activeIndex, selected, onClose, o
             </div>
           )}
 
-          <button
-            onClick={() => onToggleSelect(f.index)}
-            className={`w-full px-3 py-1.5 rounded-md text-[12px] font-medium inline-flex items-center justify-center gap-1.5 transition ${
-              isSelected
-                ? "bg-emerald-500 text-white hover:bg-emerald-400"
-                : "bg-white/10 text-white hover:bg-white/20"
-            }`}
-            title="目标关键帧会参与素材准备进度、主体跨帧参考和后续分镜编排"
-          >
-            <Check className="h-3.5 w-3.5" />
-            {isSelected ? "目标帧 · 点击移出" : "加入目标帧"}
-          </button>
+          <div className="rounded-md border border-emerald-300/20 bg-emerald-500/10 px-3 py-2 text-[11px] leading-relaxed text-emerald-50/80">
+            <div className="mb-0.5 inline-flex items-center gap-1 font-medium text-emerald-100">
+              <Check className="h-3 w-3" />
+              已在素材准备流程
+            </div>
+            <div className="text-emerald-50/55">
+              抽帧留下的关键帧默认都会参与清洗、场景图和主体资产准备，不需要在这里单独选用。
+            </div>
+          </div>
         </div>
 
         {/* 右侧主体识别 + 主体资产 */}
@@ -1092,7 +1084,7 @@ export function FrameLightbox({ jobId, frames, activeIndex, selected, onClose, o
       </div>
 
       <div className="px-4 py-1.5 text-[10px] text-white/40 font-mono text-center border-t border-white/5 bg-white/[0.02]">
-        ←/→ 切换 · Space 切换目标帧 · ESC 关闭
+        ←/→ 切换关键帧 · ESC 关闭
       </div>
     </div>
   )

web/components/nodes/index.tsx

@@ -1212,11 +1212,9 @@ export function VisualLabNode({ data, selected }: any) {
   const aspect = job && (job.width ?? 0) > 0 && (job.height ?? 0) > 0
     ? `${job.width}/${job.height}`
     : "9/16"
-  const elementCrops = collectElementCrops(job)
   const sceneAssets = collectSceneAssets(job)
   const subjectAssets = collectSubjectAssets(job)
   const cleanedCount = frames.filter((x) => x.cleaned_url).length
-  const cutoutCount = frames.reduce((s, x) => s + (x.elements?.filter((e) => hasCutout(e)).length ?? 0), 0)
   const sceneAssetCount = sceneAssets.length
   const subjectAssetCount = subjectAssets.length
   const selectedFrameCount = frames.filter((f) => d.selectedFrames.has(f.index)).length
@@ -1232,7 +1230,7 @@ export function VisualLabNode({ data, selected }: any) {
     ? "running"
     : failedVideo
     ? "failed"
-    : frames.length > 0 || elementCrops.length > 0 || completedVideos.length > 0
+    : frames.length > 0 || subjectAssets.length > 0 || completedVideos.length > 0
     ? "done"
     : keyframeStatus(job)
 
@@ -1240,7 +1238,6 @@ export function VisualLabNode({ data, selected }: any) {
     | { id: string; kind: "frame"; group: string; frameIdx: number; src: string; label: string; caption: string; borderClass: string; aspect: string }
     | { id: string; kind: "scene"; group: string; frameIdx: number; assetId: string; src: string; label: string; caption: string; borderClass: string; aspect: string }
     | { id: string; kind: "subject"; group: string; frameIdx: number; assetId: string; src: string; label: string; caption: string; borderClass: string; aspect: string }
-    | { id: string; kind: "cutout"; group: string; frameIdx: number; elementId: string; cutoutId: string; src: string; label: string; caption: string; borderClass: string; aspect: string }
     | { id: string; kind: "video"; group: string; videoId: string; videoSrc?: string; posterSrc?: string; label: string; caption: string; borderClass: string; aspect: string }
 
   const [hoverPreview, setHoverPreview] = useState<PreviewAnchor<string> | null>(null)
@@ -1284,19 +1281,6 @@ export function VisualLabNode({ data, selected }: any) {
       borderClass: "border-violet-300/65",
       aspect: p.width && p.height ? `${p.width}/${p.height}` : "1/1",
     })),
-    ...elementCrops.map((p) => ({
-      id: `cutout:${p.frameIdx}:${p.elementId}:${p.cid}`,
-      kind: "cutout" as const,
-      group: "普通抠图",
-      frameIdx: p.frameIdx,
-      elementId: p.elementId,
-      cutoutId: p.cid,
-      src: p.src,
-      label: p.name,
-      caption: `分镜 ${p.frameIdx + 1}`,
-      borderClass: "border-violet-300/60",
-      aspect: "1/1",
-    })),
     ...videos.map((v, i) => {
       const videoSrc = apiAssetUrl(v.url)
       const posterSrc = apiAssetUrl(v.poster_url)
@@ -1344,7 +1328,7 @@ export function VisualLabNode({ data, selected }: any) {
                   p.kind === "frame"
                     ? isSelected ? "border-emerald-400 ring-2 ring-emerald-400/60" : "border-white/30 dark:border-white/20"
                     : p.borderClass
-                } ${p.kind === "cutout" || p.kind === "subject" ? "bg-white" : "bg-black"}`}
+                } ${p.kind === "subject" ? "bg-white" : "bg-black"}`}
                 style={{ height: THUMBNAIL_HEIGHT, aspectRatio: p.aspect }}
                 onMouseEnter={(e) => setHoverPreview({ id: p.id, ...canvasThumbnailAnchor(rootRef.current, e.currentTarget) })}
                 onMouseLeave={() => setHoverPreview(null)}
@@ -1370,10 +1354,6 @@ export function VisualLabNode({ data, selected }: any) {
                       })
                       if (!d.selectedFrames.has(p.frameIdx)) d.onToggleFrame(p.frameIdx)
                       d.onOpenWorkbench?.(p.frameIdx)
-                    } else if (p.kind === "cutout") {
-                      if (!d.selectedFrames.has(p.frameIdx)) d.onToggleFrame(p.frameIdx)
-                      d.onOpenStoryboard?.(p.frameIdx)
-                      d.onOpenWorkbench?.(p.frameIdx)
                     } else {
                       const video = videos.find((v) => v.id === p.videoId)
                       if (video) {
@@ -1400,7 +1380,7 @@ export function VisualLabNode({ data, selected }: any) {
                     <div className="absolute inset-0 bg-emerald-400/15 rounded-md pointer-events-none" />
                   )}
                   <div className="absolute bottom-0 right-0 bg-black/70 px-1 py-0.5 text-[8.5px] font-mono leading-none text-white rounded-bl rounded-br-md">
-                    {p.kind === "frame" ? p.caption.replace("s", "") + "s" : p.kind === "scene" ? "场景" : p.kind === "subject" ? "主体" : p.kind === "cutout" ? "抠图" : "视频"}
+                    {p.kind === "frame" ? p.caption.replace("s", "") + "s" : p.kind === "scene" ? "场景" : p.kind === "subject" ? "主体" : "视频"}
                   </div>
                 </button>
 
@@ -1438,26 +1418,6 @@ export function VisualLabNode({ data, selected }: any) {
                   </button>
                 )}
 
-                {p.kind === "cutout" && d.onCopyImage && (
-                  <button
-                    type="button"
-                    onClick={(e) => {
-                      e.stopPropagation()
-                      d.onCopyImage?.({
-                        kind: "cutout",
-                        frame_idx: p.frameIdx,
-                        element_id: p.elementId,
-                        cutout_id: p.cutoutId,
-                        label: p.label,
-                      })
-                    }}
-                    title="复制此图（到分镜头编排工作台插槽粘贴）"
-                    className="absolute top-1.5 left-1.5 z-[70] inline-flex h-7 w-7 items-center justify-center rounded-full bg-violet-500/95 text-white shadow-lg backdrop-blur transition hover:scale-110 hover:bg-violet-400"
-                  >
-                    <Copy className="h-3.5 w-3.5" />
-                  </button>
-                )}
-
                 {p.kind === "video" && (
                   <button
                     type="button"
@@ -1489,20 +1449,6 @@ export function VisualLabNode({ data, selected }: any) {
                   </button>
                 )}
 
-                {p.kind === "cutout" && d.onDeleteCutout && (
-                  <button
-                    type="button"
-                    onClick={(e) => {
-                      e.stopPropagation()
-                      d.onDeleteCutout?.(p.frameIdx, p.elementId, p.cutoutId)
-                    }}
-                    title="删除该提取图"
-                    className="absolute top-1.5 right-1.5 z-[70] inline-flex h-7 w-7 items-center justify-center rounded-full bg-rose-500/95 text-white shadow-lg backdrop-blur transition hover:scale-110 hover:bg-rose-400"
-                  >
-                    <Trash2 className="h-3.5 w-3.5" />
-                  </button>
-                )}
-
                 {p.kind === "video" && d.onDeleteVideo && (
                   <button
                     type="button"
@@ -1581,7 +1527,7 @@ export function VisualLabNode({ data, selected }: any) {
             />
           </div>
           <div className="mt-1.5 flex items-center justify-between gap-2 text-[9.5px] text-[var(--text-faint)]">
-            <span>{targetFrameCount} 张目标帧</span>
+            <span>{targetFrameCount} 张素材帧</span>
             {qualityRiskCount > 0 ? (
               <span className="inline-flex items-center gap-1 text-amber-300/85">
                 <AlertTriangle className="h-2.5 w-2.5" />
@@ -1606,9 +1552,9 @@ export function VisualLabNode({ data, selected }: any) {
           >
             <div className="mb-1 flex items-center gap-1 text-[var(--text-strong)] text-[12px] font-semibold">
               <ImageIcon className="h-3 w-3 text-orange-300" />
-              {targetFrameCount}/{frames.length}
+              {frames.length}
             </div>
-            <div>目标关键帧</div>
+            <div>关键帧素材</div>
           </button>
           <button
             type="button"
@@ -1632,7 +1578,7 @@ export function VisualLabNode({ data, selected }: any) {
           >
             <div className="mb-1 flex items-center gap-1 text-[var(--text-strong)] text-[12px] font-semibold">
               <Package className="h-3 w-3 text-violet-300" />
-              {subjectAssetCount || cutoutCount}
+              {subjectAssetCount}
             </div>
             <div>主体资产</div>
           </button>
@@ -1653,7 +1599,7 @@ export function VisualLabNode({ data, selected }: any) {
         <div className="mt-2 text-[10.5px] leading-snug text-[var(--text-faint)]">
           {frames.length > 0 ? (
             <>
-              {cleanedCount} 已清洗 · {sceneAssetCount} 场景图 · {subjectAssetCount || cutoutCount} 主体素材 · {selectedFrameCount}/{frames.length} 入编排 · {completedVideos.length} 已完成
+              {cleanedCount} 已清洗 · {sceneAssetCount} 场景图 · {subjectAssetCount} 主体资产 · {targetFrameCount} 素材帧 · {completedVideos.length} 已完成
             </>
           ) : (
             "解析后这里变成素材准备看板：先审关键帧，再生成场景图和主体资产包。"
@@ -1808,7 +1754,7 @@ export function KeyframeNode({ data, selected }: any) {
         type="process" status={st}
       icon={<ImageIcon className="h-4 w-4" />}
         title="镜头拆解 · 素材准备"
-        subtitle={`STEP 2 · ${frames.length ? `${d.selectedFrames.size}/${frames.length} 目标帧` : "等待抽取"}`}
+        subtitle={`STEP 2 · ${frames.length ? `${frames.length} 素材帧` : "等待抽取"}`}
         selected={selected}
         pinned={d.pinnedNodes?.has("keyframe")}
         onTogglePin={() => d.onToggleNodePin?.("keyframe")}
@@ -2342,7 +2288,7 @@ export function StoryboardNode({ data, selected }: any) {
           onClick={(e) => { e.stopPropagation(); d.onOpenWorkbench?.() }}
           disabled={!job || storyboardCount === 0}
           className="mt-2 w-full rounded-md bg-gradient-to-r from-violet-500 to-pink-500 px-3 py-2 text-[12px] font-semibold text-white shadow-lg shadow-violet-500/25 transition hover:opacity-95 disabled:cursor-not-allowed disabled:opacity-35"
-          title={storyboardCount === 0 ? "先在关键帧节点选用分镜" : "进入 4 图槽分镜编排"}
+          title={storyboardCount === 0 ? "先准备关键帧素材" : "进入 4 图槽分镜编排"}
         >
           进入分镜编排
         </button>