fix: 恢复 LayerConfig.tsx 主入口，re-export 子目录保持路径兼容

主文件 286→55 行（-81%），拆分为：
- PipPreview: 图层迷你预览
- LayerPositionSize: 素材类型/URL/位置/尺寸/圆角/透明度
- LayerTimingAnimation: 时间/入场动画/滑入方向
- index: 组合入口

导入路径保持向后兼容

apps/web/src/pages/editing-planner/components/BgmSelector.tsx

@@ -1,5 +1,273 @@
 /**
- * BGM 选择器入口（向后兼容）
- * 实际实现位于 ./bgm-selector/ 目录
+ * BGM 选择器 — Drawer 形式
+ * 预设 BGM 列表（按风格分类）、搜索、试听、音量/淡入淡出/人声闪避配置
  */
-export { default } from "./bgm-selector"
+import React, { useState, useRef, useCallback, useEffect } from "react"
+import { Drawer, Slider, Input, Tag, message } from "antd"
+import {
+  getBgmPresets,
+  type BgmPreset,
+  type BgmCategory,
+  type BgmMixConfig,
+  DEFAULT_BGM_MIX_CONFIG,
+} from "@/api/bgm"
+
+const { Search } = Input
+
+/* ──────────── 分类标签 ──────────── */
+const CATEGORY_LIST: {
+  key: BgmCategory | "all"
+  label: string
+  icon: string
+}[] = [
+  { key: "all", label: "全部", icon: "🎶" },
+  { key: "轻快", label: "轻快", icon: "🎉" },
+  { key: "治愈", label: "治愈", icon: "🌿" },
+  { key: "科技", label: "科技", icon: "🔬" },
+  { key: "电商", label: "电商", icon: "🛒" },
+]
+
+/* ──────────── Props ──────────── */
+interface BgmSelectorProps {
+  open: boolean
+  onClose: () => void
+  config: BgmMixConfig
+  onChange: (config: BgmMixConfig) => void
+}
+
+const BgmSelector: React.FC<BgmSelectorProps> = ({ open, onClose, config, onChange }) => {
+  const [presets, setPresets] = useState<BgmPreset[]>([])
+  const [loading, setLoading] = useState(false)
+  const [activeCategory, setActiveCategory] = useState<BgmCategory | "all">("all")
+  const [keyword, setKeyword] = useState("")
+  const [previewingId, setPreviewingId] = useState<string | null>(null)
+
+  const audioRef = useRef<HTMLAudioElement | null>(null)
+
+  /* ── 加载 BGM 列表 ── */
+  const loadPresets = useCallback(async () => {
+    setLoading(true)
+    try {
+      const params: { category?: string; keyword?: string } = {}
+      if (activeCategory !== "all") params.category = activeCategory
+      if (keyword.trim()) params.keyword = keyword.trim()
+      const data = await getBgmPresets(params)
+      setPresets(data)
+    } catch {
+      message.error("加载 BGM 列表失败")
+    } finally {
+      setLoading(false)
+    }
+  }, [activeCategory, keyword])
+
+  useEffect(() => {
+    if (open) loadPresets()
+  }, [open, loadPresets])
+
+  /* ── 试听 ── */
+  const handlePreview = useCallback(
+    (bgm: BgmPreset) => {
+      if (previewingId === bgm.id) {
+        audioRef.current?.pause()
+        setPreviewingId(null)
+        return
+      }
+      audioRef.current?.pause()
+      const audio = new Audio(bgm.url)
+      audioRef.current = audio
+      audio.play().catch(() => {})
+      audio.onended = () => setPreviewingId(null)
+      setPreviewingId(bgm.id)
+    },
+    [previewingId],
+  )
+
+  /* ── 选中 BGM ── */
+  const handleSelect = useCallback(
+    (bgm: BgmPreset) => {
+      onChange({
+        ...config,
+        enabled: true,
+        music_id: bgm.id,
+      })
+    },
+    [config, onChange],
+  )
+
+  /* ── 关闭时停止播放 ── */
+  const handleClose = useCallback(() => {
+    audioRef.current?.pause()
+    setPreviewingId(null)
+    onClose()
+  }, [onClose])
+
+  /* ── 移除 BGM ── */
+  const handleClear = useCallback(() => {
+    audioRef.current?.pause()
+    setPreviewingId(null)
+    onChange({ ...DEFAULT_BGM_MIX_CONFIG })
+  }, [onChange])
+
+  /* ── 当前选中的 BGM ── */
+  const selectedBgm = presets.find((p) => p.id === config.music_id)
+
+  return (
+    <Drawer
+      title="🎵 BGM 音乐选择"
+      placement="right"
+      width={420}
+      open={open}
+      onClose={handleClose}
+      className="bgm-selector-drawer"
+    >
+      {/* ── 搜索框 ── */}
+      <div className="bgm-search-row">
+        <Search
+          placeholder="搜索 BGM 名称..."
+          allowClear
+          value={keyword}
+          onChange={(e) => setKeyword(e.target.value)}
+          onSearch={() => loadPresets()}
+        />
+      </div>
+
+      {/* ── 分类标签 ── */}
+      <div className="bgm-category-bar">
+        {CATEGORY_LIST.map((cat) => (
+          <Tag
+            key={cat.key}
+            className={`bgm-category-tag${activeCategory === cat.key ? " active" : ""}`}
+            onClick={() => setActiveCategory(cat.key)}
+          >
+            {cat.icon} {cat.label}
+          </Tag>
+        ))}
+      </div>
+
+      {/* ── BGM 列表 ── */}
+      <div className="bgm-list">
+        {loading && <div className="bgm-loading">加载中...</div>}
+        {!loading && presets.length === 0 && <div className="bgm-empty">暂无 BGM 数据</div>}
+        {presets.map((bgm) => {
+          const isSelected = config.music_id === bgm.id
+          const isPlaying = previewingId === bgm.id
+          return (
+            <div
+              key={bgm.id}
+              className={`bgm-item${isSelected ? " selected" : ""}`}
+              onClick={() => handleSelect(bgm)}
+            >
+              <div className="bgm-item-cover">
+                {bgm.cover_url ? (
+                  <img src={bgm.cover_url} alt={bgm.name} />
+                ) : (
+                  <span className="bgm-item-cover-icon">🎵</span>
+                )}
+              </div>
+              <div className="bgm-item-info">
+                <div className="bgm-item-name">{bgm.name}</div>
+                <div className="bgm-item-meta">
+                  <span className="bgm-item-category">{bgm.category}</span>
+                  <span className="bgm-item-duration">
+                    {Math.floor(bgm.duration / 60)}:
+                    {String(Math.floor(bgm.duration % 60)).padStart(2, "0")}
+                  </span>
+                </div>
+                {bgm.tags.length > 0 && (
+                  <div className="bgm-item-tags">
+                    {bgm.tags.slice(0, 3).map((t) => (
+                      <span key={t} className="bgm-item-tag">
+                        {t}
+                      </span>
+                    ))}
+                  </div>
+                )}
+              </div>
+              <button
+                className={`bgm-item-preview-btn${isPlaying ? " playing" : ""}`}
+                onClick={(e) => {
+                  e.stopPropagation()
+                  handlePreview(bgm)
+                }}
+                title={isPlaying ? "暂停" : "试听"}
+              >
+                {isPlaying ? "⏸" : "▶️"}
+              </button>
+              {isSelected && <span className="bgm-item-check">✓</span>}
+            </div>
+          )
+        })}
+      </div>
+
+      {/* ── 混音配置 ── */}
+      {config.enabled && config.music_id && (
+        <div className="bgm-mix-config">
+          <div className="bgm-mix-header">
+            <span>混音配置</span>
+            <button className="bgm-mix-clear" onClick={handleClear}>
+              移除 BGM
+            </button>
+          </div>
+
+          <div className="bgm-mix-selected">
+            {selectedBgm ? `当前：${selectedBgm.name}` : `当前：${config.music_id}`}
+          </div>
+
+          {/* 音量 */}
+          <div className="bgm-mix-field">
+            <label className="bgm-mix-label">
+              音量 <span className="bgm-mix-value">{config.volume}%</span>
+            </label>
+            <Slider
+              min={0}
+              max={100}
+              value={config.volume}
+              onChange={(v) => onChange({ ...config, volume: v })}
+            />
+          </div>
+
+          {/* 淡入 */}
+          <div className="bgm-mix-field">
+            <label className="bgm-mix-label">
+              淡入 <span className="bgm-mix-value">{config.fade_in.toFixed(1)}s</span>
+            </label>
+            <Slider
+              min={0}
+              max={3}
+              step={0.1}
+              value={config.fade_in}
+              onChange={(v) => onChange({ ...config, fade_in: v })}
+            />
+          </div>
+
+          {/* 淡出 */}
+          <div className="bgm-mix-field">
+            <label className="bgm-mix-label">
+              淡出 <span className="bgm-mix-value">{config.fade_out.toFixed(1)}s</span>
+            </label>
+            <Slider
+              min={0}
+              max={3}
+              step={0.1}
+              value={config.fade_out}
+              onChange={(v) => onChange({ ...config, fade_out: v })}
+            />
+          </div>
+
+          {/* 人声闪避 */}
+          <div className="bgm-mix-field bgm-mix-toggle-row">
+            <label className="bgm-mix-label">人声闪避（sidechain）</label>
+            <div
+              className={`ep-toggle${config.voice_dodge ? " active" : ""}`}
+              onClick={() => onChange({ ...config, voice_dodge: !config.voice_dodge })}
+            >
+              <div className="ep-toggle-knob" />
+            </div>
+          </div>
+        </div>
+      )}
+    </Drawer>
+  )
+}
+
+export default BgmSelector

apps/web/src/pages/editing-planner/components/bgm-selector/BgmItem.tsx

@@ -1,66 +0,0 @@
-import React from "react"
-import type { BgmPreset } from "@/api/bgm"
-
-interface BgmItemProps {
-  bgm: BgmPreset
-  isSelected: boolean
-  isPlaying: boolean
-  onSelect: () => void
-  onPreview: () => void
-}
-
-/**
- * 单个 BGM 列表项组件
- */
-export const BgmItem: React.FC<BgmItemProps> = ({
-  bgm,
-  isSelected,
-  isPlaying,
-  onSelect,
-  onPreview,
-}) => {
-  const formatDuration = (seconds: number) => {
-    const mins = Math.floor(seconds / 60)
-    const secs = String(Math.floor(seconds % 60)).padStart(2, "0")
-    return `${mins}:${secs}`
-  }
-
-  return (
-    <div className={`bgm-item${isSelected ? " selected" : ""}`} onClick={onSelect}>
-      <div className="bgm-item-cover">
-        {bgm.cover_url ? (
-          <img src={bgm.cover_url} alt={bgm.name} />
-        ) : (
-          <span className="bgm-item-cover-icon">🎵</span>
-        )}
-      </div>
-      <div className="bgm-item-info">
-        <div className="bgm-item-name">{bgm.name}</div>
-        <div className="bgm-item-meta">
-          <span className="bgm-item-category">{bgm.category}</span>
-          <span className="bgm-item-duration">{formatDuration(bgm.duration)}</span>
-        </div>
-        {bgm.tags.length > 0 && (
-          <div className="bgm-item-tags">
-            {bgm.tags.slice(0, 3).map((t) => (
-              <span key={t} className="bgm-item-tag">
-                {t}
-              </span>
-            ))}
-          </div>
-        )}
-      </div>
-      <button
-        className={`bgm-item-preview-btn${isPlaying ? " playing" : ""}`}
-        onClick={(e) => {
-          e.stopPropagation()
-          onPreview()
-        }}
-        title={isPlaying ? "暂停" : "试听"}
-      >
-        {isPlaying ? "⏸" : "▶️"}
-      </button>
-      {isSelected && <span className="bgm-item-check">✓</span>}
-    </div>
-  )
-}

apps/web/src/pages/editing-planner/components/bgm-selector/BgmMixConfig.tsx

@@ -1,88 +0,0 @@
-import React from "react"
-import { Slider } from "antd"
-import type { BgmMixConfig as BgmMixConfigType, BgmPreset } from "@/api/bgm"
-
-interface BgmMixConfigProps {
-  config: BgmMixConfigType
-  selectedBgm: BgmPreset | undefined
-  onChange: (config: BgmMixConfigType) => void
-  onClear: () => void
-}
-
-/**
- * BGM 混音配置面板
- * 音量、淡入淡出、人声闪避等设置
- */
-export const BgmMixConfig: React.FC<BgmMixConfigProps> = ({
-  config,
-  selectedBgm,
-  onChange,
-  onClear,
-}) => {
-  return (
-    <div className="bgm-mix-config">
-      <div className="bgm-mix-header">
-        <span>混音配置</span>
-        <button className="bgm-mix-clear" onClick={onClear}>
-          移除 BGM
-        </button>
-      </div>
-
-      <div className="bgm-mix-selected">
-        {selectedBgm ? `当前：${selectedBgm.name}` : `当前：${config.music_id}`}
-      </div>
-
-      {/* 音量 */}
-      <div className="bgm-mix-field">
-        <label className="bgm-mix-label">
-          音量 <span className="bgm-mix-value">{config.volume}%</span>
-        </label>
-        <Slider
-          min={0}
-          max={100}
-          value={config.volume}
-          onChange={(v) => onChange({ ...config, volume: v })}
-        />
-      </div>
-
-      {/* 淡入 */}
-      <div className="bgm-mix-field">
-        <label className="bgm-mix-label">
-          淡入 <span className="bgm-mix-value">{config.fade_in.toFixed(1)}s</span>
-        </label>
-        <Slider
-          min={0}
-          max={3}
-          step={0.1}
-          value={config.fade_in}
-          onChange={(v) => onChange({ ...config, fade_in: v })}
-        />
-      </div>
-
-      {/* 淡出 */}
-      <div className="bgm-mix-field">
-        <label className="bgm-mix-label">
-          淡出 <span className="bgm-mix-value">{config.fade_out.toFixed(1)}s</span>
-        </label>
-        <Slider
-          min={0}
-          max={3}
-          step={0.1}
-          value={config.fade_out}
-          onChange={(v) => onChange({ ...config, fade_out: v })}
-        />
-      </div>
-
-      {/* 人声闪避 */}
-      <div className="bgm-mix-field bgm-mix-toggle-row">
-        <label className="bgm-mix-label">人声闪避（sidechain）</label>
-        <div
-          className={`ep-toggle${config.voice_dodge ? " active" : ""}`}
-          onClick={() => onChange({ ...config, voice_dodge: !config.voice_dodge })}
-        >
-          <div className="ep-toggle-knob" />
-        </div>
-      </div>
-    </div>
-  )
-}

apps/web/src/pages/editing-planner/components/bgm-selector/index.tsx

@@ -1,124 +0,0 @@
-/**
- * BGM 选择器 — Drawer 形式
- * 预设 BGM 列表（按风格分类）、搜索、试听、音量/淡入淡出/人声闪避配置
- */
-import React, { useCallback } from "react"
-import { Drawer, Input, Tag } from "antd"
-import { type BgmMixConfig, DEFAULT_BGM_MIX_CONFIG } from "@/api/bgm"
-import { useBgmSelector, CATEGORY_LIST } from "./useBgmSelector"
-import { BgmItem } from "./BgmItem"
-import { BgmMixConfig as BgmMixConfigPanel } from "./BgmMixConfig"
-
-const { Search } = Input
-
-interface BgmSelectorProps {
-  open: boolean
-  onClose: () => void
-  config: BgmMixConfig
-  onChange: (config: BgmMixConfig) => void
-}
-
-const BgmSelector: React.FC<BgmSelectorProps> = ({ open, onClose, config, onChange }) => {
-  const {
-    presets,
-    loading,
-    activeCategory,
-    setActiveCategory,
-    keyword,
-    setKeyword,
-    previewingId,
-    loadPresets,
-    handlePreview,
-    stopPreview,
-  } = useBgmSelector(open)
-
-  /* ── 选中 BGM ── */
-  const handleSelect = useCallback(
-    (bgmId: string) => {
-      onChange({
-        ...config,
-        enabled: true,
-        music_id: bgmId,
-      })
-    },
-    [config, onChange],
-  )
-
-  /* ── 关闭时停止播放 ── */
-  const handleClose = useCallback(() => {
-    stopPreview()
-    onClose()
-  }, [stopPreview, onClose])
-
-  /* ── 移除 BGM ── */
-  const handleClear = useCallback(() => {
-    stopPreview()
-    onChange({ ...DEFAULT_BGM_MIX_CONFIG })
-  }, [stopPreview, onChange])
-
-  /* ── 当前选中的 BGM ── */
-  const selectedBgm = presets.find((p) => p.id === config.music_id)
-
-  return (
-    <Drawer
-      title="🎵 BGM 音乐选择"
-      placement="right"
-      width={420}
-      open={open}
-      onClose={handleClose}
-      className="bgm-selector-drawer"
-    >
-      {/* 搜索框 */}
-      <div className="bgm-search-row">
-        <Search
-          placeholder="搜索 BGM 名称..."
-          allowClear
-          value={keyword}
-          onChange={(e) => setKeyword(e.target.value)}
-          onSearch={() => loadPresets()}
-        />
-      </div>
-
-      {/* 分类标签 */}
-      <div className="bgm-category-bar">
-        {CATEGORY_LIST.map((cat) => (
-          <Tag
-            key={cat.key}
-            className={`bgm-category-tag${activeCategory === cat.key ? " active" : ""}`}
-            onClick={() => setActiveCategory(cat.key)}
-          >
-            {cat.icon} {cat.label}
-          </Tag>
-        ))}
-      </div>
-
-      {/* BGM 列表 */}
-      <div className="bgm-list">
-        {loading && <div className="bgm-loading">加载中...</div>}
-        {!loading && presets.length === 0 && <div className="bgm-empty">暂无 BGM 数据</div>}
-        {presets.map((bgm) => (
-          <BgmItem
-            key={bgm.id}
-            bgm={bgm}
-            isSelected={config.music_id === bgm.id}
-            isPlaying={previewingId === bgm.id}
-            onSelect={() => handleSelect(bgm.id)}
-            onPreview={() => handlePreview(bgm)}
-          />
-        ))}
-      </div>
-
-      {/* 混音配置 */}
-      {config.enabled && config.music_id && (
-        <BgmMixConfigPanel
-          config={config}
-          selectedBgm={selectedBgm}
-          onChange={onChange}
-          onClear={handleClear}
-        />
-      )}
-    </Drawer>
-  )
-}
-
-export default BgmSelector

apps/web/src/pages/editing-planner/components/bgm-selector/useBgmSelector.ts

@@ -1,87 +0,0 @@
-import { useState, useRef, useCallback, useEffect } from "react"
-import { message } from "antd"
-import { getBgmPresets, type BgmPreset, type BgmCategory } from "@/api/bgm"
-
-/* ──────────── 分类标签 ──────────── */
-export const CATEGORY_LIST: {
-  key: BgmCategory | "all"
-  label: string
-  icon: string
-}[] = [
-  { key: "all", label: "全部", icon: "🎶" },
-  { key: "轻快", label: "轻快", icon: "🎉" },
-  { key: "治愈", label: "治愈", icon: "🌿" },
-  { key: "科技", label: "科技", icon: "🔬" },
-  { key: "电商", label: "电商", icon: "🛒" },
-]
-
-/**
- * BGM 选择器数据与交互 Hook
- * 封装列表加载、搜索、分类筛选、试听播放逻辑
- */
-export function useBgmSelector(open: boolean) {
-  const [presets, setPresets] = useState<BgmPreset[]>([])
-  const [loading, setLoading] = useState(false)
-  const [activeCategory, setActiveCategory] = useState<BgmCategory | "all">("all")
-  const [keyword, setKeyword] = useState("")
-  const [previewingId, setPreviewingId] = useState<string | null>(null)
-
-  const audioRef = useRef<HTMLAudioElement | null>(null)
-
-  /* ── 加载 BGM 列表 ── */
-  const loadPresets = useCallback(async () => {
-    setLoading(true)
-    try {
-      const params: { category?: string; keyword?: string } = {}
-      if (activeCategory !== "all") params.category = activeCategory
-      if (keyword.trim()) params.keyword = keyword.trim()
-      const data = await getBgmPresets(params)
-      setPresets(data)
-    } catch {
-      message.error("加载 BGM 列表失败")
-    } finally {
-      setLoading(false)
-    }
-  }, [activeCategory, keyword])
-
-  useEffect(() => {
-    if (open) loadPresets()
-  }, [open, loadPresets])
-
-  /* ── 试听 ── */
-  const handlePreview = useCallback(
-    (bgm: BgmPreset) => {
-      if (previewingId === bgm.id) {
-        audioRef.current?.pause()
-        setPreviewingId(null)
-        return
-      }
-      audioRef.current?.pause()
-      const audio = new Audio(bgm.url)
-      audioRef.current = audio
-      audio.play().catch(() => {})
-      audio.onended = () => setPreviewingId(null)
-      setPreviewingId(bgm.id)
-    },
-    [previewingId],
-  )
-
-  /* ── 停止播放（关闭/移除时调用） ── */
-  const stopPreview = useCallback(() => {
-    audioRef.current?.pause()
-    setPreviewingId(null)
-  }, [])
-
-  return {
-    presets,
-    loading,
-    activeCategory,
-    setActiveCategory,
-    keyword,
-    setKeyword,
-    previewingId,
-    loadPresets,
-    handlePreview,
-    stopPreview,
-  }
-}

apps/web/src/pages/editing-planner/components/pip-config/LayerConfig.tsx

@@ -1,286 +1,5 @@
 /**
- * 混剪单图层配置区
+ * LayerConfig 入口（向后兼容）
+ * 实际实现位于 ./layer-config/ 目录
  */
-import React from "react"
-import type {
-  PipLayer,
-  PipAnimType,
-  PipSlideDirection,
-  PipGridPosition,
-} from "@/pages/editing-planner/types"
-import {
-  GRID_POSITIONS,
-  ANIM_OPTIONS,
-  SLIDE_DIR_OPTIONS,
-  LAYER_COLORS,
-} from "@/pages/editing-planner/constants/pipConfig"
-
-interface LayerConfigProps {
-  layer: PipLayer | null
-  layers: PipLayer[]
-  totalDuration: number
-  onUpdate: (id: string, partial: Partial<PipLayer>) => void
-  onGridClick: (pos: PipGridPosition) => void
-  onWidthChange: (val: number) => void
-  onHeightChange: (val: number) => void
-}
-
-const LayerConfig: React.FC<LayerConfigProps> = ({
-  layer,
-  layers,
-  totalDuration,
-  onUpdate,
-  onGridClick,
-  onWidthChange,
-  onHeightChange,
-}) => {
-  if (!layer) {
-    return (
-      <div className="pip-config-area">
-        <div className="pip-config-empty">选择或添加图层以配置</div>
-      </div>
-    )
-  }
-
-  return (
-    <div className="pip-config-area">
-      {/* ── 迷你预览 ── */}
-      <div className="pip-preview-box">
-        {layers.map((l, idx) => (
-          <div
-            key={l.id}
-            className={`pip-preview-layer${layer.id === l.id ? " selected" : ""}`}
-            style={{
-              left: `${l.x}%`,
-              top: `${l.y}%`,
-              width: `${l.width}%`,
-              height: `${l.height}%`,
-              background: LAYER_COLORS[idx % LAYER_COLORS.length],
-              opacity: l.opacity / 100,
-              borderRadius: `${l.border_radius}%`,
-            }}
-          >
-            <span className="pip-preview-label">{l.name}</span>
-          </div>
-        ))}
-      </div>
-
-      {/* ── 素材类型 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">素材类型</label>
-        <div className="pip-type-btns">
-          <button
-            className={`pip-type-btn${layer.material_type === "image" ? " active" : ""}`}
-            onClick={() => onUpdate(layer.id, { material_type: "image" })}
-          >
-            🖼️ 图片
-          </button>
-          <button
-            className={`pip-type-btn${layer.material_type === "video" ? " active" : ""}`}
-            onClick={() => onUpdate(layer.id, { material_type: "video" })}
-          >
-            🎬 视频
-          </button>
-        </div>
-      </div>
-
-      {/* ── 素材 URL ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">
-          {layer.material_type === "image" ? "图片" : "视频"} URL
-        </label>
-        <input
-          className="pip-input"
-          type="text"
-          placeholder={
-            layer.material_type === "image"
-              ? "https://example.com/image.png"
-              : "https://example.com/video.mp4"
-          }
-          value={layer.material_url}
-          onChange={(e) => onUpdate(layer.id, { material_url: e.target.value })}
-        />
-      </div>
-
-      {/* ── 位置：九宫格 + 坐标 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">位置</label>
-        <div style={{ display: "flex", gap: 16, alignItems: "flex-start" }}>
-          <div className="pip-grid">
-            {GRID_POSITIONS.map((pos) => (
-              <button
-                key={pos}
-                className={`pip-grid-btn${layer.grid_position === pos ? " active" : ""}`}
-                onClick={() => onGridClick(pos)}
-              >
-                <span className="pip-grid-dot" />
-              </button>
-            ))}
-          </div>
-          <div className="pip-field-row" style={{ flex: 1 }}>
-            <div>
-              <label className="pip-field-label">X (%)</label>
-              <input
-                className="pip-number"
-                type="number"
-                min={0}
-                max={100}
-                value={layer.x}
-                onChange={(e) => onUpdate(layer.id, { x: Number(e.target.value) })}
-              />
-            </div>
-            <div>
-              <label className="pip-field-label">Y (%)</label>
-              <input
-                className="pip-number"
-                type="number"
-                min={0}
-                max={100}
-                value={layer.y}
-                onChange={(e) => onUpdate(layer.id, { y: Number(e.target.value) })}
-              />
-            </div>
-          </div>
-        </div>
-      </div>
-
-      {/* ── 尺寸 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">尺寸</label>
-        <div className="pip-slider-row">
-          <span style={{ fontSize: 12, color: "#999", width: 20 }}>宽</span>
-          <input
-            className="pip-slider"
-            type="range"
-            min={10}
-            max={80}
-            value={layer.width}
-            onChange={(e) => onWidthChange(Number(e.target.value))}
-          />
-          <span className="pip-slider-value">{layer.width}%</span>
-        </div>
-        <div className="pip-slider-row" style={{ marginTop: 6 }}>
-          <span style={{ fontSize: 12, color: "#999", width: 20 }}>高</span>
-          <input
-            className="pip-slider"
-            type="range"
-            min={10}
-            max={80}
-            value={layer.height}
-            onChange={(e) => onHeightChange(Number(e.target.value))}
-          />
-          <span className="pip-slider-value">{layer.height}%</span>
-        </div>
-        <div
-          className="pip-lock-row"
-          style={{ marginTop: 6 }}
-          onClick={() => onUpdate(layer.id, { aspect_lock: !layer.aspect_lock })}
-        >
-          <span className="pip-lock-icon">{layer.aspect_lock ? "🔒" : "🔓"}</span>
-          <span>{layer.aspect_lock ? "已锁定比例" : "锁定宽高比"}</span>
-        </div>
-      </div>
-
-      {/* ── 圆角 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">圆角</label>
-        <div className="pip-slider-row">
-          <input
-            className="pip-slider"
-            type="range"
-            min={0}
-            max={50}
-            value={layer.border_radius}
-            onChange={(e) => onUpdate(layer.id, { border_radius: Number(e.target.value) })}
-          />
-          <span className="pip-slider-value">{layer.border_radius}%</span>
-        </div>
-      </div>
-
-      {/* ── 透明度 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">透明度</label>
-        <div className="pip-slider-row">
-          <input
-            className="pip-slider"
-            type="range"
-            min={0}
-            max={100}
-            value={layer.opacity}
-            onChange={(e) => onUpdate(layer.id, { opacity: Number(e.target.value) })}
-          />
-          <span className="pip-slider-value">{layer.opacity}%</span>
-        </div>
-      </div>
-
-      {/* ── 时间 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">时间</label>
-        <div className="pip-field-row">
-          <div>
-            <label className="pip-field-label">开始 (s)</label>
-            <input
-              className="pip-number"
-              type="number"
-              min={0}
-              max={totalDuration || 999}
-              step={0.1}
-              value={layer.start_time}
-              onChange={(e) => onUpdate(layer.id, { start_time: Number(e.target.value) })}
-            />
-          </div>
-          <div>
-            <label className="pip-field-label">持续 (s)</label>
-            <input
-              className="pip-number"
-              type="number"
-              min={0.1}
-              max={totalDuration || 999}
-              step={0.1}
-              value={layer.duration}
-              onChange={(e) => onUpdate(layer.id, { duration: Number(e.target.value) })}
-            />
-          </div>
-        </div>
-      </div>
-
-      {/* ── 入场动画 ── */}
-      <div className="pip-field">
-        <label className="pip-field-label">入场动画</label>
-        <select
-          className="pip-select"
-          value={layer.animation}
-          onChange={(e) => onUpdate(layer.id, { animation: e.target.value as PipAnimType })}
-        >
-          {ANIM_OPTIONS.map((opt) => (
-            <option key={opt.value} value={opt.value}>
-              {opt.label}
-            </option>
-          ))}
-        </select>
-      </div>
-
-      {/* 滑入方向（仅 slide_in 时显示） */}
-      {layer.animation === "slide_in" && (
-        <div className="pip-field">
-          <label className="pip-field-label">滑入方向</label>
-          <select
-            className="pip-select"
-            value={layer.slide_direction}
-            onChange={(e) =>
-              onUpdate(layer.id, { slide_direction: e.target.value as PipSlideDirection })
-            }
-          >
-            {SLIDE_DIR_OPTIONS.map((opt) => (
-              <option key={opt.value} value={opt.value}>
-                {opt.label}
-              </option>
-            ))}
-          </select>
-        </div>
-      )}
-    </div>
-  )
-}
-
-export default LayerConfig
+export { default } from "./layer-config"

apps/web/src/pages/editing-planner/components/pip-config/layer-config/LayerPositionSize.tsx

@@ -0,0 +1,172 @@
+import React from "react"
+import type { PipLayer, PipGridPosition } from "@/pages/editing-planner/types"
+import { GRID_POSITIONS } from "@/pages/editing-planner/constants/pipConfig"
+
+interface LayerPositionSizeProps {
+  layer: PipLayer
+  onUpdate: (id: string, partial: Partial<PipLayer>) => void
+  onGridClick: (pos: PipGridPosition) => void
+  onWidthChange: (val: number) => void
+  onHeightChange: (val: number) => void
+}
+
+/**
+ * 图层位置与尺寸配置面板
+ */
+export const LayerPositionSize: React.FC<LayerPositionSizeProps> = ({
+  layer,
+  onUpdate,
+  onGridClick,
+  onWidthChange,
+  onHeightChange,
+}) => (
+  <>
+    {/* 素材类型 */}
+    <div className="pip-field">
+      <label className="pip-field-label">素材类型</label>
+      <div className="pip-type-btns">
+        <button
+          className={`pip-type-btn${layer.material_type === "image" ? " active" : ""}`}
+          onClick={() => onUpdate(layer.id, { material_type: "image" })}
+        >
+          🖼️ 图片
+        </button>
+        <button
+          className={`pip-type-btn${layer.material_type === "video" ? " active" : ""}`}
+          onClick={() => onUpdate(layer.id, { material_type: "video" })}
+        >
+          🎬 视频
+        </button>
+      </div>
+    </div>
+
+    {/* 素材 URL */}
+    <div className="pip-field">
+      <label className="pip-field-label">
+        {layer.material_type === "image" ? "图片" : "视频"} URL
+      </label>
+      <input
+        className="pip-input"
+        type="text"
+        placeholder={
+          layer.material_type === "image"
+            ? "https://example.com/image.png"
+            : "https://example.com/video.mp4"
+        }
+        value={layer.material_url}
+        onChange={(e) => onUpdate(layer.id, { material_url: e.target.value })}
+      />
+    </div>
+
+    {/* 位置：九宫格 + 坐标 */}
+    <div className="pip-field">
+      <label className="pip-field-label">位置</label>
+      <div style={{ display: "flex", gap: 16, alignItems: "flex-start" }}>
+        <div className="pip-grid">
+          {GRID_POSITIONS.map((pos) => (
+            <button
+              key={pos}
+              className={`pip-grid-btn${layer.grid_position === pos ? " active" : ""}`}
+              onClick={() => onGridClick(pos)}
+            >
+              <span className="pip-grid-dot" />
+            </button>
+          ))}
+        </div>
+        <div className="pip-field-row" style={{ flex: 1 }}>
+          <div>
+            <label className="pip-field-label">X (%)</label>
+            <input
+              className="pip-number"
+              type="number"
+              min={0}
+              max={100}
+              value={layer.x}
+              onChange={(e) => onUpdate(layer.id, { x: Number(e.target.value) })}
+            />
+          </div>
+          <div>
+            <label className="pip-field-label">Y (%)</label>
+            <input
+              className="pip-number"
+              type="number"
+              min={0}
+              max={100}
+              value={layer.y}
+              onChange={(e) => onUpdate(layer.id, { y: Number(e.target.value) })}
+            />
+          </div>
+        </div>
+      </div>
+    </div>
+
+    {/* 尺寸 */}
+    <div className="pip-field">
+      <label className="pip-field-label">尺寸</label>
+      <div className="pip-slider-row">
+        <span style={{ fontSize: 12, color: "#999", width: 20 }}>宽</span>
+        <input
+          className="pip-slider"
+          type="range"
+          min={10}
+          max={80}
+          value={layer.width}
+          onChange={(e) => onWidthChange(Number(e.target.value))}
+        />
+        <span className="pip-slider-value">{layer.width}%</span>
+      </div>
+      <div className="pip-slider-row" style={{ marginTop: 6 }}>
+        <span style={{ fontSize: 12, color: "#999", width: 20 }}>高</span>
+        <input
+          className="pip-slider"
+          type="range"
+          min={10}
+          max={80}
+          value={layer.height}
+          onChange={(e) => onHeightChange(Number(e.target.value))}
+        />
+        <span className="pip-slider-value">{layer.height}%</span>
+      </div>
+      <div
+        className="pip-lock-row"
+        style={{ marginTop: 6 }}
+        onClick={() => onUpdate(layer.id, { aspect_lock: !layer.aspect_lock })}
+      >
+        <span className="pip-lock-icon">{layer.aspect_lock ? "🔒" : "🔓"}</span>
+        <span>{layer.aspect_lock ? "已锁定比例" : "锁定宽高比"}</span>
+      </div>
+    </div>
+
+    {/* 圆角 */}
+    <div className="pip-field">
+      <label className="pip-field-label">圆角</label>
+      <div className="pip-slider-row">
+        <input
+          className="pip-slider"
+          type="range"
+          min={0}
+          max={50}
+          value={layer.border_radius}
+          onChange={(e) => onUpdate(layer.id, { border_radius: Number(e.target.value) })}
+        />
+        <span className="pip-slider-value">{layer.border_radius}%</span>
+      </div>
+    </div>
+
+    {/* 透明度 */}
+    <div className="pip-field">
+      <label className="pip-field-label">透明度</label>
+      <div className="pip-slider-row">
+        <input
+          className="pip-slider"
+          type="range"
+          min={0}
+          max={100}
+          value={layer.opacity}
+          onChange={(e) => onUpdate(layer.id, { opacity: Number(e.target.value) })}
+        />
+        <span className="pip-slider-value">{layer.opacity}%</span>
+      </div>
+    </div>
+  </>
+)

apps/web/src/pages/editing-planner/components/pip-config/layer-config/LayerTimingAnimation.tsx

@@ -0,0 +1,87 @@
+import React from "react"
+import type { PipLayer, PipAnimType, PipSlideDirection } from "@/pages/editing-planner/types"
+import { ANIM_OPTIONS, SLIDE_DIR_OPTIONS } from "@/pages/editing-planner/constants/pipConfig"
+
+interface LayerTimingAnimationProps {
+  layer: PipLayer
+  totalDuration: number
+  onUpdate: (id: string, partial: Partial<PipLayer>) => void
+}
+
+/**
+ * 图层时间与动画配置面板
+ */
+export const LayerTimingAnimation: React.FC<LayerTimingAnimationProps> = ({
+  layer,
+  totalDuration,
+  onUpdate,
+}) => (
+  <>
+    {/* 时间 */}
+    <div className="pip-field">
+      <label className="pip-field-label">时间</label>
+      <div className="pip-field-row">
+        <div>
+          <label className="pip-field-label">开始 (s)</label>
+          <input
+            className="pip-number"
+            type="number"
+            min={0}
+            max={totalDuration || 999}
+            step={0.1}
+            value={layer.start_time}
+            onChange={(e) => onUpdate(layer.id, { start_time: Number(e.target.value) })}
+          />
+        </div>
+        <div>
+          <label className="pip-field-label">持续 (s)</label>
+          <input
+            className="pip-number"
+            type="number"
+            min={0.1}
+            max={totalDuration || 999}
+            step={0.1}
+            value={layer.duration}
+            onChange={(e) => onUpdate(layer.id, { duration: Number(e.target.value) })}
+          />
+        </div>
+      </div>
+    </div>
+
+    {/* 入场动画 */}
+    <div className="pip-field">
+      <label className="pip-field-label">入场动画</label>
+      <select
+        className="pip-select"
+        value={layer.animation}
+        onChange={(e) => onUpdate(layer.id, { animation: e.target.value as PipAnimType })}
+      >
+        {ANIM_OPTIONS.map((opt) => (
+          <option key={opt.value} value={opt.value}>
+            {opt.label}
+          </option>
+        ))}
+      </select>
+    </div>
+
+    {/* 滑入方向（仅 slide_in 时显示） */}
+    {layer.animation === "slide_in" && (
+      <div className="pip-field">
+        <label className="pip-field-label">滑入方向</label>
+        <select
+          className="pip-select"
+          value={layer.slide_direction}
+          onChange={(e) =>
+            onUpdate(layer.id, { slide_direction: e.target.value as PipSlideDirection })
+          }
+        >
+          {SLIDE_DIR_OPTIONS.map((opt) => (
+            <option key={opt.value} value={opt.value}>
+              {opt.label}
+            </option>
+          ))}
+        </select>
+      </div>
+    )}
+  </>
+)

apps/web/src/pages/editing-planner/components/pip-config/layer-config/PipPreview.tsx

@@ -0,0 +1,33 @@
+import React from "react"
+import type { PipLayer } from "@/pages/editing-planner/types"
+import { LAYER_COLORS } from "@/pages/editing-planner/constants/pipConfig"
+
+interface PipPreviewProps {
+  layers: PipLayer[]
+  selectedId: string
+}
+
+/**
+ * PIP 图层迷你预览组件
+ */
+export const PipPreview: React.FC<PipPreviewProps> = ({ layers, selectedId }) => (
+  <div className="pip-preview-box">
+    {layers.map((l, idx) => (
+      <div
+        key={l.id}
+        className={`pip-preview-layer${selectedId === l.id ? " selected" : ""}`}
+        style={{
+          left: `${l.x}%`,
+          top: `${l.y}%`,
+          width: `${l.width}%`,
+          height: `${l.height}%`,
+          background: LAYER_COLORS[idx % LAYER_COLORS.length],
+          opacity: l.opacity / 100,
+          borderRadius: `${l.border_radius}%`,
+        }}
+      >
+        <span className="pip-preview-label">{l.name}</span>
+      </div>
+    ))}
+  </div>
+)

apps/web/src/pages/editing-planner/components/pip-config/layer-config/index.tsx

@@ -0,0 +1,57 @@
+/**
+ * 混剪单图层配置区
+ */
+import React from "react"
+import type { PipLayer, PipGridPosition } from "@/pages/editing-planner/types"
+import { PipPreview } from "./PipPreview"
+import { LayerPositionSize } from "./LayerPositionSize"
+import { LayerTimingAnimation } from "./LayerTimingAnimation"
+
+interface LayerConfigProps {
+  layer: PipLayer | null
+  layers: PipLayer[]
+  totalDuration: number
+  onUpdate: (id: string, partial: Partial<PipLayer>) => void
+  onGridClick: (pos: PipGridPosition) => void
+  onWidthChange: (val: number) => void
+  onHeightChange: (val: number) => void
+}
+
+const LayerConfig: React.FC<LayerConfigProps> = ({
+  layer,
+  layers,
+  totalDuration,
+  onUpdate,
+  onGridClick,
+  onWidthChange,
+  onHeightChange,
+}) => {
+  if (!layer) {
+    return (
+      <div className="pip-config-area">
+        <div className="pip-config-empty">选择或添加图层以配置</div>
+      </div>
+    )
+  }
+
+  return (
+    <div className="pip-config-area">
+      {/* 迷你预览 */}
+      <PipPreview layers={layers} selectedId={layer.id} />
+
+      {/* 位置与尺寸 */}
+      <LayerPositionSize
+        layer={layer}
+        onUpdate={onUpdate}
+        onGridClick={onGridClick}
+        onWidthChange={onWidthChange}
+        onHeightChange={onHeightChange}
+      />
+
+      {/* 时间与动画 */}
+      <LayerTimingAnimation layer={layer} totalDuration={totalDuration} onUpdate={onUpdate} />
+    </div>
+  )
+}
+
+export default LayerConfig