auto-save 2026-05-17 10:56 (+1, ~2)

web/app/page.tsx

@@ -2,12 +2,11 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from "react"
 import { useTheme } from "next-themes"
 import {
-  ReactFlow, Background, BackgroundVariant, Controls, MiniMap,
+  ReactFlow, Background, BackgroundVariant, Controls,
   useNodesState, useEdgesState,
   type Node, type Edge,
 } from "@xyflow/react"
 import { Toaster, toast } from "sonner"
-import { LayoutGrid } from "lucide-react"
 import {
   InputNode, VisualLabNode, AudioNode,
   ComposeNode, KeyframePanelNode,
@@ -17,6 +16,7 @@ import {
 } from "@/components/nodes"
 import { ThemeToggle } from "@/components/theme-toggle"
 import { AudioStrip } from "@/components/audio-strip"
+import { AdRecreationBoard } from "@/components/ad-recreation-board"
 import {
   addManualFrame, analyzeJob, createJob, getJob, listJobs, uploadJob, deleteJob, deleteFrame, deleteGeneratedImage,
   deleteGeneratedVideo, deleteCutout, generateStoryboardVideo, triggerTranscribe,
@@ -535,7 +535,7 @@ export default function Home() {
       })
       updateJobInList(updated)
       void navigator.clipboard?.writeText(prompt).catch(() => {})
-      toast.success("视频任务已进入 Video Gen 节点")
+      toast.success("视频任务已进入候选片段")
     } catch (e) {
       toast.error("提交视频失败：" + (e instanceof Error ? e.message : String(e)))
     }
@@ -666,7 +666,7 @@ export default function Home() {
     if (jobs.length === 0) return
     // 状态切到 downloaded 时提示用户点解析（仅一次）
     if (job?.status === "downloaded" && prevStatusRef.current !== "downloaded") {
-      toast.info("📥 视频已就绪 — 请点 Input 节点里的「点这里开始解析」按钮", { duration: 6000 })
+      toast.info("视频已就绪，请在左侧看板开始抽帧", { duration: 6000 })
     }
     prevStatusRef.current = job?.status ?? null
 
@@ -767,7 +767,7 @@ export default function Home() {
 
   // 用 useNodesState 让 ReactFlow 自己管位置（避免轮询时重置 drag）
   const savedSizes = useMemo(() => loadNodeSizes(), [])
-  const [nodes, setNodes, onNodesChange] = useNodesState<Node>(
+  const [nodes, setNodes] = useNodesState<Node>(
     LAYOUT.map((n) => {
       const s = savedSizes[n.id] ?? {}
       const w = s.w ?? n.w
@@ -868,7 +868,7 @@ export default function Home() {
     }
     try { window.localStorage.setItem(NODE_SIZES_KEY, JSON.stringify(sizes)) } catch {}
   }, [nodes])
-  const [edges, setEdges, onEdgesChange] = useEdgesState<Edge>(
+  const [, setEdges] = useEdgesState<Edge>(
     EDGES_RAW.map(([from, to], i) => ({
       id: `e${i}`, source: from, target: to, animated: false, type: "default",
     })),
@@ -1002,45 +1002,32 @@ export default function Home() {
   return (
     <>
       <div className="canvas-bg" />
-      <main className="relative h-screen w-screen overflow-hidden flex">
-        {/* 自动整理布局 — 主题切换上方，一键恢复默认位置和宽度 */}
-        <div className="absolute z-30 pointer-events-auto" style={{ bottom: 228, left: 12 }}>
-          <button
-            type="button"
-            onClick={handleResetLayout}
-            className="glass-node h-9 w-9 inline-flex items-center justify-center rounded-xl"
-            style={{ width: 36, height: 36, padding: 0, borderRadius: 12 }}
-            title="自动排版 · 保留每个节点的尺寸，重新排好间距和列布局"
-          >
-            <LayoutGrid className="h-4 w-4" />
-          </button>
-        </div>
-        {/* 主题切换 — 左下角 Controls 上方（错开） */}
-        <div className="absolute z-30 pointer-events-auto" style={{ bottom: 180, left: 12 }}>
-          <ThemeToggle />
-        </div>
+      <main className="relative flex h-screen w-screen overflow-hidden">
+        <AdRecreationBoard data={nodeData} onGenerateVideo={handleQuickGenerateVideo} />
 
-        {/* 右区：DAG 节点流图（原顶部 storyboard dock 已删除） */}
-        <section className="relative flex-1 min-h-0 flex flex-col">
+        {/* 右区：暂时清空，只保留无限画布能力，后续再定义要承载的内容。 */}
+        <section className="relative flex min-h-0 flex-1 flex-col">
+          <div className="absolute z-30 pointer-events-auto" style={{ bottom: 112, left: 12 }}>
+            <ThemeToggle />
+          </div>
           <div className="relative flex-1 min-h-0">
           {clientReady ? (
             <ReactFlow
-              nodes={nodes}
-              edges={edges}
+              nodes={[]}
+              edges={[]}
               onInit={(instance) => { flowRef.current = instance }}
-              onNodesChange={onNodesChange}
-              onEdgesChange={onEdgesChange}
-              nodeTypes={NODE_TYPES}
               colorMode={resolvedTheme === "light" ? "light" : "dark"}
               fitView
               fitViewOptions={{ padding: 0.12 }}
               minZoom={0.2}
               maxZoom={1.5}
+              nodesDraggable={false}
+              nodesConnectable={false}
+              elementsSelectable={false}
               proOptions={{ hideAttribution: true }}
             >
               <Background variant={BackgroundVariant.Dots} gap={28} size={1.4} />
               <Controls position="bottom-left" />
-              <MiniMap position="bottom-right" pannable zoomable nodeStrokeWidth={2} />
             </ReactFlow>
           ) : (
             <div className="h-full w-full" suppressHydrationWarning />

web/components/ad-recreation-board.tsx

@@ -0,0 +1,588 @@
+"use client"
+
+import { type ReactNode, useEffect, useRef, useState } from "react"
+import {
+  AlertTriangle, Check, Circle, Film, Image as ImageIcon, Loader2,
+  Mic, Play, Plus, Scissors, Trash2, Upload, Wand2,
+} from "lucide-react"
+import { toast } from "sonner"
+import {
+  type FrameExtractQuality,
+  type FrameExtractTarget,
+  type GeneratedVideo,
+  type Job,
+  type KeyFrame,
+  type StoryboardScene,
+  apiAssetUrl,
+  effectiveFrameUrl,
+  updateStoryboard,
+  videoUrl,
+} from "@/lib/api"
+import { type NodeData } from "@/components/nodes"
+
+const TARGETS: Array<{ value: FrameExtractTarget; label: string }> = [
+  { value: "balanced", label: "综合" },
+  { value: "subject", label: "主体" },
+  { value: "motion", label: "动作" },
+  { value: "expression", label: "表情" },
+  { value: "transition", label: "转场" },
+  { value: "transparent_human", label: "骨架人" },
+]
+
+const QUALITIES: Array<{ value: FrameExtractQuality; label: string }> = [
+  { value: "auto", label: "自动" },
+  { value: "fast", label: "快速" },
+  { value: "accurate", label: "精细" },
+  { value: "ultra", label: "极准" },
+]
+
+const VIDEO_MODELS = [
+  { value: "seedance", label: "Seedance" },
+  { value: "kling", label: "Kling" },
+  { value: "veo3", label: "Veo" },
+] as const
+
+const controlClass =
+  "h-9 rounded-md border border-white/10 bg-black/55 px-2 text-[12px] text-white outline-none transition focus:border-cyan-300/60 disabled:cursor-not-allowed disabled:opacity-40"
+
+const fieldClass =
+  "w-full resize-y rounded-md border border-white/10 bg-black/35 px-2.5 py-2 text-[12px] leading-relaxed text-white outline-none transition placeholder:text-white/28 focus:border-cyan-300/60"
+
+const emptyScene = (): StoryboardScene => ({
+  duration: 5,
+  subject: "",
+  product: "",
+  scene: "",
+  action: "",
+  reference_ids: [],
+})
+
+function statusTone(job: Job | null) {
+  if (!job) return { label: "等待素材", className: "border-white/10 text-white/50 bg-white/[0.03]" }
+  if (job.status === "failed") return { label: "失败", className: "border-rose-400/30 text-rose-200 bg-rose-500/10" }
+  if (["created", "downloading", "splitting", "transcribing"].includes(job.status)) {
+    return { label: "处理中", className: "border-cyan-300/30 text-cyan-100 bg-cyan-400/10" }
+  }
+  return { label: "可编辑", className: "border-emerald-300/30 text-emerald-100 bg-emerald-400/10" }
+}
+
+function shortId(id?: string | null) {
+  return id ? id.slice(0, 8) : "-"
+}
+
+function formatSeconds(raw?: number) {
+  if (!raw || Number.isNaN(raw)) return "0.0s"
+  return `${raw.toFixed(1)}s`
+}
+
+function frameLabel(frame: KeyFrame, order: number) {
+  return `S${String(order + 1).padStart(2, "0")} · ${frame.timestamp.toFixed(1)}s`
+}
+
+function videoPoster(job: Job, video: GeneratedVideo) {
+  return apiAssetUrl(video.poster_url) || (job.frames[0] ? effectiveFrameUrl(job.id, job.frames[0]) : "")
+}
+
+function videoSrc(video: GeneratedVideo) {
+  return apiAssetUrl(video.url)
+}
+
+export function AdRecreationBoard({
+  data,
+  onGenerateVideo,
+}: {
+  data: NodeData
+  onGenerateVideo: (frameIdx: number, scene: StoryboardScene, model: string) => Promise<void> | void
+}) {
+  const { job, jobs, activeJobId } = data
+  const [url, setUrl] = useState("")
+  const [selectedVideoIds, setSelectedVideoIds] = useState<Set<string>>(new Set())
+  const fileRef = useRef<HTMLInputElement | null>(null)
+  const tone = statusTone(job)
+  const selectedFrames = job
+    ? job.frames.filter((frame) => data.selectedFrames.has(frame.index)).sort((a, b) => a.timestamp - b.timestamp)
+    : []
+  const generatedVideos = job?.generated_videos ?? []
+  const audioReady = !!job?.audio_script?.rewritten_text?.trim()
+
+  const submitUrl = () => {
+    const trimmed = url.trim()
+    if (!trimmed) return
+    data.onSubmitUrl(trimmed)
+    setUrl("")
+  }
+
+  const selectAllFrames = () => {
+    if (!job) return
+    for (const frame of job.frames) {
+      if (!data.selectedFrames.has(frame.index)) data.onToggleFrame(frame.index)
+    }
+  }
+
+  const clearFrameSelection = () => {
+    if (!job) return
+    for (const frame of job.frames) {
+      if (data.selectedFrames.has(frame.index)) data.onToggleFrame(frame.index)
+    }
+  }
+
+  const toggleVideo = (videoId: string) => {
+    setSelectedVideoIds((prev) => {
+      const next = new Set(prev)
+      if (next.has(videoId)) next.delete(videoId)
+      else next.add(videoId)
+      return next
+    })
+  }
+
+  return (
+    <aside className="relative z-20 h-screen w-[520px] min-w-[520px] border-r border-white/10 bg-black/90 text-white shadow-2xl">
+      <div className="absolute inset-0 bg-[radial-gradient(circle_at_15%_0%,rgba(225,29,72,0.22),transparent_28%),radial-gradient(circle_at_90%_12%,rgba(14,165,233,0.14),transparent_30%)] pointer-events-none" />
+      <div className="relative h-full overflow-y-auto px-4 py-4">
+        <header className="mb-4 rounded-lg border border-white/10 bg-white/[0.045] px-4 py-3">
+          <div className="flex items-start justify-between gap-3">
+            <div>
+              <div className="text-[11px] font-medium uppercase tracking-[0.18em] text-white/40">feed ad remake</div>
+              <h1 className="mt-1 text-[20px] font-semibold leading-tight text-white">信息流广告复刻</h1>
+            </div>
+            <span className={`shrink-0 rounded-md border px-2 py-1 text-[12px] font-medium ${tone.className}`}>{tone.label}</span>
+          </div>
+          <div className="mt-3 grid grid-cols-4 gap-2 text-[11px] text-white/48">
+            <Metric label="任务" value={shortId(activeJobId)} />
+            <Metric label="抽帧" value={`${job?.frames.length ?? 0}`} />
+            <Metric label="选用" value={`${selectedFrames.length}`} />
+            <Metric label="片段" value={`${generatedVideos.length}`} />
+          </div>
+        </header>
+
+        <section className="space-y-3 rounded-lg border border-white/10 bg-white/[0.04] p-3">
+          <div className="flex items-center justify-between">
+            <SectionTitle icon={<Plus className="h-4 w-4" />} title="素材输入" />
+            {jobs.length > 1 && (
+              <select
+                value={activeJobId ?? ""}
+                onChange={(e) => e.target.value && data.onSwitchJob(e.target.value)}
+                className="h-8 max-w-[180px] rounded-md border border-white/10 bg-black/50 px-2 text-[12px] text-white outline-none focus:border-cyan-300/60"
+              >
+                {jobs.map((item) => (
+                  <option key={item.id} value={item.id}>{shortId(item.id)} · {item.status}</option>
+                ))}
+              </select>
+            )}
+          </div>
+          <div className="flex gap-2">
+            <input
+              value={url}
+              onChange={(e) => setUrl(e.target.value)}
+              onKeyDown={(e) => { if (e.key === "Enter") submitUrl() }}
+              placeholder="粘贴 TK / 信息流视频链接"
+              className="h-10 min-w-0 flex-1 rounded-md border border-white/10 bg-black/45 px-3 text-[13px] text-white outline-none placeholder:text-white/28 focus:border-cyan-300/60"
+            />
+            <button
+              type="button"
+              onClick={submitUrl}
+              disabled={data.submitting || !url.trim()}
+              className="h-10 rounded-md bg-rose-600 px-3 text-[13px] font-semibold text-white transition hover:bg-rose-500 disabled:cursor-not-allowed disabled:opacity-45"
+            >
+              导入
+            </button>
+            <button
+              type="button"
+              onClick={() => fileRef.current?.click()}
+              className="h-10 w-10 rounded-md border border-white/10 bg-white/[0.06] text-white/75 transition hover:border-white/25 hover:bg-white/[0.1]"
+              aria-label="上传视频"
+              title="上传视频"
+            >
+              <Upload className="mx-auto h-4 w-4" />
+            </button>
+            <input
+              ref={fileRef}
+              type="file"
+              accept="video/*"
+              className="hidden"
+              onChange={(e) => {
+                const file = e.target.files?.[0]
+                if (file) data.onUploadFile(file)
+                e.currentTarget.value = ""
+              }}
+            />
+          </div>
+          {job?.video_url && (
+            <video
+              src={videoUrl(job.id)}
+              controls
+              playsInline
+              className="aspect-[9/16] max-h-[280px] w-full rounded-lg border border-white/10 bg-black object-contain"
+            />
+          )}
+        </section>
+
+        <section className="mt-3 grid grid-cols-1 gap-3">
+          <WorkflowCard
+            icon={<Scissors className="h-4 w-4" />}
+            title="视频抽帧"
+            ready={!!job?.frames.length}
+            running={data.analyzing || job?.status === "splitting"}
+          >
+            <div className="grid grid-cols-[1fr_1fr_72px] gap-2">
+              <select
+                value={job ? data.frameTargets[job.id] ?? "transparent_human" : "balanced"}
+                onChange={(e) => job && data.onFrameTargetChange(job.id, e.target.value as FrameExtractTarget)}
+                disabled={!job}
+                className={controlClass}
+              >
+                {TARGETS.map((item) => <option key={item.value} value={item.value}>{item.label}</option>)}
+              </select>
+              <select
+                value={job ? data.frameQualities[job.id] ?? "auto" : "auto"}
+                onChange={(e) => job && data.onFrameQualityChange(job.id, e.target.value as FrameExtractQuality)}
+                disabled={!job}
+                className={controlClass}
+              >
+                {QUALITIES.map((item) => <option key={item.value} value={item.value}>{item.label}</option>)}
+              </select>
+              <input
+                type="number"
+                min={1}
+                max={20}
+                value={job ? data.frameCounts[job.id] ?? 12 : 12}
+                onChange={(e) => job && data.onFrameCountChange(job.id, Number(e.target.value) || 12)}
+                disabled={!job}
+                className={`${controlClass} text-center`}
+              />
+            </div>
+            <div className="mt-2 flex gap-2">
+              <ActionButton disabled={!job || data.analyzing} onClick={() => data.onAnalyze({ mode: job?.frames.length ? "append" : "replace" })}>
+                {data.analyzing ? <Loader2 className="h-3.5 w-3.5 animate-spin" /> : <Scissors className="h-3.5 w-3.5" />}
+                {job?.frames.length ? "追加抽帧" : "开始抽帧"}
+              </ActionButton>
+              <ActionButton disabled={!job?.frames.length} variant="ghost" onClick={selectAllFrames}>全选分镜</ActionButton>
+              <ActionButton disabled={!selectedFrames.length} variant="ghost" onClick={clearFrameSelection}>清空</ActionButton>
+            </div>
+          </WorkflowCard>
+
+          <WorkflowCard
+            icon={<Mic className="h-4 w-4" />}
+            title="音频文案"
+            ready={audioReady}
+            running={job?.status === "transcribing" || job?.audio_script?.status === "rewriting"}
+          >
+            <div className="flex gap-2">
+              <ActionButton disabled={!job?.video_url || job.status === "transcribing"} onClick={() => data.onTranscribeAudio?.(job?.id)}>
+                <Mic className="h-3.5 w-3.5" />
+                解析音频
+              </ActionButton>
+              <ActionButton disabled={!job?.source_audio_url && !job?.audio_script?.voice_url} variant="ghost" onClick={() => data.onOpenAudioStrip?.(job?.id)}>打开音轨</ActionButton>
+            </div>
+            <div className="mt-2 max-h-32 overflow-y-auto rounded-md border border-white/10 bg-black/35 p-2 text-[12px] leading-relaxed text-white/62">
+              {audioReady ? job?.audio_script?.rewritten_text : job?.transcript?.length ? job.transcript.slice(0, 4).map((s) => s.en || s.zh).join(" ") : "暂无文案。导入视频后先抽帧，再解析音频生成口播文案。"}
+            </div>
+          </WorkflowCard>
+        </section>
+
+        <section className="mt-3 rounded-lg border border-white/10 bg-white/[0.04] p-3">
+          <div className="flex items-center justify-between gap-2">
+            <SectionTitle icon={<ImageIcon className="h-4 w-4" />} title="关键帧选择" />
+            <span className="text-[11px] text-white/40">{selectedFrames.length}/{job?.frames.length ?? 0}</span>
+          </div>
+          <div className="mt-3 grid grid-cols-3 gap-2">
+            {job?.frames.length ? job.frames.map((frame, index) => {
+              const active = data.selectedFrames.has(frame.index)
+              return (
+                <button
+                  key={frame.index}
+                  type="button"
+                  onClick={() => data.onToggleFrame(frame.index)}
+                  className={`group relative overflow-hidden rounded-lg border bg-black text-left transition ${active ? "border-rose-400/80 shadow-[0_0_0_1px_rgba(244,63,94,0.45)]" : "border-white/10 hover:border-white/25"}`}
+                >
+                  <img src={effectiveFrameUrl(job.id, frame)} alt={frameLabel(frame, index)} className="aspect-[9/16] w-full object-cover opacity-90 transition group-hover:opacity-100" />
+                  <div className="absolute inset-x-0 bottom-0 bg-gradient-to-t from-black/90 to-transparent px-2 pb-1.5 pt-5">
+                    <div className="flex items-center justify-between text-[10px] font-medium text-white">
+                      <span>{frameLabel(frame, index)}</span>
+                      {active ? <Check className="h-3.5 w-3.5 text-rose-200" /> : <Circle className="h-3 w-3 text-white/50" />}
+                    </div>
+                  </div>
+                </button>
+              )
+            }) : (
+              <EmptyState text="抽帧后这里会出现可选分镜。" />
+            )}
+          </div>
+        </section>
+
+        <section className="mt-3 rounded-lg border border-white/10 bg-white/[0.04] p-3">
+          <div className="flex items-center justify-between">
+            <SectionTitle icon={<Wand2 className="h-4 w-4" />} title="剧情规划 / 产品融入" />
+            <span className="text-[11px] text-white/40">{selectedFrames.length} 行</span>
+          </div>
+          <div className="mt-3 space-y-3">
+            {job && selectedFrames.length > 0 ? selectedFrames.map((frame, order) => (
+              <SceneRow
+                key={`${job.id}:${frame.index}`}
+                job={job}
+                frame={frame}
+                order={order}
+                onJobUpdate={data.onJobUpdate}
+                onGenerateVideo={onGenerateVideo}
+              />
+            )) : (
+              <EmptyState text="先在关键帧里选择要复刻的分镜。" />
+            )}
+          </div>
+        </section>
+
+        <section className="mt-3 rounded-lg border border-white/10 bg-white/[0.04] p-3">
+          <div className="flex items-center justify-between">
+            <SectionTitle icon={<Film className="h-4 w-4" />} title="候选片段" />
+            <span className="text-[11px] text-white/40">已选 {selectedVideoIds.size}</span>
+          </div>
+          <div className="mt-3 space-y-2">
+            {job && generatedVideos.length > 0 ? generatedVideos.map((video) => (
+              <VideoCandidate
+                key={video.id}
+                job={job}
+                video={video}
+                selected={selectedVideoIds.has(video.id)}
+                onToggle={() => toggleVideo(video.id)}
+                onDelete={() => data.onDeleteVideo?.(video.id)}
+              />
+            )) : (
+              <EmptyState text="生成片段后，在这里选择可组合的候选。" />
+            )}
+          </div>
+        </section>
+      </div>
+    </aside>
+  )
+}
+
+function Metric({ label, value }: { label: string; value: string }) {
+  return (
+    <div className="rounded-md border border-white/10 bg-black/35 px-2 py-1.5">
+      <div>{label}</div>
+      <div className="mt-0.5 truncate font-mono text-[12px] text-white/78">{value}</div>
+    </div>
+  )
+}
+
+function SectionTitle({ icon, title }: { icon: ReactNode; title: string }) {
+  return (
+    <h2 className="flex items-center gap-2 text-[13px] font-semibold text-white">
+      <span className="text-rose-200">{icon}</span>
+      {title}
+    </h2>
+  )
+}
+
+function WorkflowCard({
+  icon,
+  title,
+  ready,
+  running,
+  children,
+}: {
+  icon: ReactNode
+  title: string
+  ready: boolean
+  running?: boolean
+  children: ReactNode
+}) {
+  return (
+    <section className="rounded-lg border border-white/10 bg-white/[0.04] p-3">
+      <div className="mb-2 flex items-center justify-between">
+        <SectionTitle icon={icon} title={title} />
+        <span className={`inline-flex items-center gap-1 rounded-md border px-2 py-0.5 text-[11px] ${running ? "border-cyan-300/25 text-cyan-100 bg-cyan-400/10" : ready ? "border-emerald-300/25 text-emerald-100 bg-emerald-400/10" : "border-white/10 text-white/42 bg-white/[0.03]"}`}>
+          {running ? <Loader2 className="h-3 w-3 animate-spin" /> : ready ? <Check className="h-3 w-3" /> : <Circle className="h-2.5 w-2.5" />}
+          {running ? "运行中" : ready ? "已就绪" : "待处理"}
+        </span>
+      </div>
+      {children}
+    </section>
+  )
+}
+
+function ActionButton({
+  children,
+  disabled,
+  onClick,
+  variant = "solid",
+}: {
+  children: ReactNode
+  disabled?: boolean
+  onClick?: () => void
+  variant?: "solid" | "ghost"
+}) {
+  return (
+    <button
+      type="button"
+      disabled={disabled}
+      onClick={onClick}
+      className={`inline-flex h-9 items-center justify-center gap-1.5 rounded-md px-3 text-[12px] font-semibold transition disabled:cursor-not-allowed disabled:opacity-40 ${variant === "solid" ? "bg-white text-black hover:bg-white/90" : "border border-white/10 bg-white/[0.04] text-white/72 hover:border-white/25 hover:text-white"}`}
+    >
+      {children}
+    </button>
+  )
+}
+
+function EmptyState({ text }: { text: string }) {
+  return (
+    <div className="col-span-full rounded-lg border border-dashed border-white/12 bg-black/25 px-3 py-6 text-center text-[12px] text-white/38">
+      {text}
+    </div>
+  )
+}
+
+function SceneRow({
+  job,
+  frame,
+  order,
+  onJobUpdate,
+  onGenerateVideo,
+}: {
+  job: Job
+  frame: KeyFrame
+  order: number
+  onJobUpdate: (job: Job) => void
+  onGenerateVideo: (frameIdx: number, scene: StoryboardScene, model: string) => Promise<void> | void
+}) {
+  const [scene, setScene] = useState<StoryboardScene>(() => ({ ...emptyScene(), ...(frame.storyboard ?? {}) }))
+  const [model, setModel] = useState<(typeof VIDEO_MODELS)[number]["value"]>("seedance")
+  const [saving, setSaving] = useState(false)
+  const [generating, setGenerating] = useState(false)
+
+  useEffect(() => {
+    setScene({ ...emptyScene(), ...(frame.storyboard ?? {}) })
+  }, [frame.index, frame.storyboard])
+
+  const patch = (next: Partial<StoryboardScene>) => setScene((prev) => ({ ...prev, ...next }))
+
+  const save = async () => {
+    setSaving(true)
+    try {
+      const updated = await updateStoryboard(job.id, frame.index, scene)
+      onJobUpdate(updated)
+      toast.success(`分镜 ${order + 1} 已保存`)
+    } catch (e) {
+      toast.error("保存失败：" + (e instanceof Error ? e.message : String(e)))
+    } finally {
+      setSaving(false)
+    }
+  }
+
+  const generate = async () => {
+    setGenerating(true)
+    try {
+      await save()
+      await onGenerateVideo(frame.index, scene, model)
+    } finally {
+      setGenerating(false)
+    }
+  }
+
+  return (
+    <div className="rounded-lg border border-white/10 bg-black/32 p-2.5">
+      <div className="mb-2 flex gap-2">
+        <img src={effectiveFrameUrl(job.id, frame)} alt={frameLabel(frame, order)} className="h-20 w-12 rounded-md border border-white/10 object-cover" />
+        <div className="min-w-0 flex-1">
+          <div className="flex items-center justify-between gap-2">
+            <div className="font-mono text-[12px] text-white/78">{frameLabel(frame, order)}</div>
+            <select value={model} onChange={(e) => setModel(e.target.value as (typeof VIDEO_MODELS)[number]["value"])} className="h-7 rounded-md border border-white/10 bg-black/55 px-2 text-[11px] text-white outline-none">
+              {VIDEO_MODELS.map((item) => <option key={item.value} value={item.value}>{item.label}</option>)}
+            </select>
+          </div>
+          <div className="mt-1 line-clamp-2 text-[11px] leading-snug text-white/42">{frame.description?.scene || "未识别画面内容"}</div>
+        </div>
+      </div>
+      <div className="grid gap-2">
+        <textarea
+          value={scene.scene ?? ""}
+          onChange={(e) => patch({ scene: e.target.value })}
+          placeholder="剧情规划：这段广告画面要发生什么"
+          className={`${fieldClass} min-h-[56px]`}
+        />
+        <textarea
+          value={scene.product ?? ""}
+          onChange={(e) => patch({ product: e.target.value })}
+          placeholder="产品融入：SKG 产品如何进入画面、如何被使用"
+          className={`${fieldClass} min-h-[56px]`}
+        />
+        <textarea
+          value={scene.action ?? ""}
+          onChange={(e) => patch({ action: e.target.value })}
+          placeholder="镜头动作：首帧到尾帧的动作和镜头运动"
+          className={`${fieldClass} min-h-[56px]`}
+        />
+        <div className="flex items-center gap-2">
+          <label className="flex h-9 items-center gap-2 rounded-md border border-white/10 bg-black/35 px-2 text-[12px] text-white/50">
+            秒
+            <input
+              type="number"
+              min={1}
+              step={0.5}
+              value={scene.duration || 5}
+              onChange={(e) => patch({ duration: Number(e.target.value) || 5 })}
+              className="w-14 bg-transparent text-center font-mono text-white outline-none"
+            />
+          </label>
+          <ActionButton variant="ghost" disabled={saving} onClick={save}>{saving ? <Loader2 className="h-3.5 w-3.5 animate-spin" /> : <Check className="h-3.5 w-3.5" />}保存</ActionButton>
+          <ActionButton disabled={generating} onClick={generate}>{generating ? <Loader2 className="h-3.5 w-3.5 animate-spin" /> : <Play className="h-3.5 w-3.5" />}生成片段</ActionButton>
+        </div>
+      </div>
+    </div>
+  )
+}
+
+function VideoCandidate({
+  job,
+  video,
+  selected,
+  onToggle,
+  onDelete,
+}: {
+  job: Job
+  video: GeneratedVideo
+  selected: boolean
+  onToggle: () => void
+  onDelete?: () => void
+}) {
+  const src = videoSrc(video)
+  const poster = videoPoster(job, video)
+  const running = video.status === "queued" || video.status === "in_progress"
+  return (
+    <div className={`rounded-lg border p-2 transition ${selected ? "border-rose-400/70 bg-rose-500/10" : "border-white/10 bg-black/30"}`}>
+      <div className="flex gap-2">
+        <button type="button" onClick={onToggle} className="relative h-24 w-14 shrink-0 overflow-hidden rounded-md border border-white/10 bg-black">
+          {src && video.status === "completed" ? (
+            <video src={src} poster={poster} muted playsInline className="h-full w-full object-cover" />
+          ) : poster ? (
+            <img src={poster} alt={`片段 ${shortId(video.id)}`} className="h-full w-full object-cover opacity-80" />
+          ) : (
+            <div className="flex h-full w-full items-center justify-center text-white/30"><Film className="h-4 w-4" /></div>
+          )}
+          <div className="absolute right-1 top-1 rounded-full bg-black/70 p-0.5">{selected ? <Check className="h-3 w-3 text-rose-200" /> : <Circle className="h-3 w-3 text-white/55" />}</div>
+        </button>
+        <div className="min-w-0 flex-1">
+          <div className="flex items-center justify-between gap-2">
+            <div className="truncate font-mono text-[12px] text-white/80">{shortId(video.id)} · {video.model}</div>
+            <button type="button" onClick={onDelete} className="h-7 w-7 rounded-md border border-white/10 text-white/45 transition hover:border-rose-300/40 hover:text-rose-200" aria-label="删除片段">
+              <Trash2 className="mx-auto h-3.5 w-3.5" />
+            </button>
+          </div>
+          <div className="mt-1 flex items-center gap-2 text-[11px] text-white/45">
+            {running ? <Loader2 className="h-3 w-3 animate-spin text-cyan-200" /> : video.status === "failed" ? <AlertTriangle className="h-3 w-3 text-rose-200" /> : <Film className="h-3 w-3" />}
+            <span>{video.status}</span>
+            <span>{formatSeconds(video.duration)}</span>
+            <span>{video.progress}%</span>
+          </div>
+          {video.error && <div className="mt-1 line-clamp-2 text-[11px] text-rose-200/80">{video.error}</div>}
+          {src && video.status === "completed" && (
+            <a href={src} target="_blank" rel="noreferrer" className="mt-2 inline-flex items-center gap-1 text-[11px] font-medium text-cyan-200 hover:text-cyan-100">
+              <Play className="h-3 w-3" />
+              预览片段
+            </a>
+          )}
+        </div>
+      </div>
+    </div>
+  )
+}