test: generation.py worker侧修复的单测(时长约束+segment加载)

fix: 修复TestToPreviewResponse URL签名mock + 匹配降级逻辑
fix: URL签名降级逻辑 — bucket未配置时返回原始URL而非构造URL
2026-08-04 00:09:53 +08:00 · 2026-08-03 23:27:01 +08:00 · 2026-08-03 23:25:56 +08:00 · 2026-08-03 15:10:36 +00:00 · 2026-08-03 23:09:00 +08:00 · 2026-08-03 23:08:44 +08:00
495 changed files with 65964 additions and 13853 deletions
@@ -38,7 +38,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Check changed files
      id: check
      shell: bash
@@ -91,7 +91,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -181,7 +181,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -260,7 +260,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -341,7 +341,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -412,7 +412,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -458,13 +458,15 @@ jobs:
    name: Frontend Lint
    runs-on: ci-l2
    timeout-minutes: 10
+    needs: check-frontend-only
+    if: needs.check-frontend-only.outputs.skip_frontend != 'true'
    steps:
    - name: Checkout code
      shell: sh
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -526,7 +528,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -576,7 +578,12 @@ jobs:
    name: PR Build ${{ matrix.service_display }} Image
    runs-on: runtime-builder
    timeout-minutes: ${{ matrix.timeout }}
-    if: github.event_name == 'pull_request'
+    needs: check-frontend-only
+    if: |
+      github.event_name == 'pull_request' && (
+        (matrix.service == 'web' && needs.check-frontend-only.outputs.skip_frontend != 'true') ||
+        (matrix.service != 'web' && needs.check-frontend-only.outputs.skip_backend != 'true')
+      )
    strategy:
      fail-fast: false
      matrix:
@@ -605,7 +612,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -789,7 +796,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -921,7 +928,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1073,7 +1080,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1084,6 +1091,8 @@ jobs:
        # DooD模式下不能用-v挂载（宿主机路径与CI容器路径不一致）
        # 改用 docker create + docker cp 方式把代码拷进容器
        CONTAINER_NAME="staging-e2e-$$"
+        # 强制清理可能残留的同名容器（上一次异常退出时未清理）
+        docker rm -f "$CONTAINER_NAME" 2>/dev/null || true
        docker create --name "$CONTAINER_NAME" --ipc=host \
          -e E2E_BASE_URL=https://staging.xiaoxiajianji.com \
          -e E2E_API_BASE=https://staging-api.xiaoxiajianji.com/api/v1 \
@@ -1137,7 +1146,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1192,6 +1201,11 @@ jobs:
    runs-on: runtime-builder
    timeout-minutes: ${{ matrix.timeout }}
    needs:
+      - validate-code-quality
+      - validate-type-check
+      - unit-tests
+      - frontend-lint
+      - frontend-unit-test
    if: startsWith(github.ref, 'refs/tags/v') || (github.event_name == 'push' && github.ref_name == 'main')
    strategy:
      fail-fast: false
@@ -1221,7 +1235,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1265,7 +1279,7 @@ jobs:
        docker buildx inspect --bootstrap

    - name: Build and push production ${{ matrix.service_display }} image (with retry)
-      shell: sh
+      shell: bash
      run: |
        set -eu
        REGISTRY="xiaoxia-registry.cn-hangzhou.cr.aliyuncs.com/xiaoxiakeji"
@@ -1345,7 +1359,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1476,7 +1490,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1536,7 +1550,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1595,7 +1609,7 @@ jobs:
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: |
-        curl -sH "Authorization: token $GITHUB_TOKEN"           "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}"           | bash
+        curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh
    - name: Record job start time
      shell: sh
      run: bash scripts/ci/step_timer_start.sh
@@ -1684,9 +1698,8 @@ jobs:
        env:
          GITHUB_TOKEN: ${{ github.token }}
        run: |
-          curl -sH "Authorization: token $GITHUB_TOKEN" \
-            "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" \
-            | bash
+          curl -sfH "Authorization: token $GITHUB_TOKEN" -o /tmp/_ci_checkout.sh \
+            "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/raw/scripts/ci/step_checkout.sh?ref=${GITHUB_SHA}" && bash /tmp/_ci_checkout.sh

      - name: Evaluate CI Gate
        id: gate
@@ -1718,6 +1731,30 @@ jobs:
          echo "  frontend-lint: $RESULT_FRONTEND_LINT"
          echo "  frontend-unit-test: $RESULT_FRONTEND_UNIT"
          echo "  build-pr: $RESULT_BUILD_PR"
+
+          # 查询 AI Code Review 状态（跨workflow，读commit status）
+          AI_REVIEW_STATUS="pending"
+          AI_REVIEW_DESC=""
+          STATUS_JSON=$(curl -sfH "Authorization: token $GITHUB_TOKEN" \
+            "${GITHUB_API_URL}/repos/${GITHUB_REPOSITORY}/commits/${PR_HEAD_SHA}/status" 2>/dev/null || true)
+          if [ -n "$STATUS_JSON" ]; then
+            AI_STATUS=$(echo "$STATUS_JSON" | python3 -c "
+          import json,sys
+          try:
+              data=json.load(sys.stdin)
+              for s in data.get('statuses',[]):
+                  if 'AI Code Review' in s.get('context',''):
+                      print(s['state']+'|'+s.get('description',''))
+                      break
+          except: pass
+          " 2>/dev/null)
+            if [ -n "$AI_STATUS" ]; then
+              AI_REVIEW_STATUS="${AI_STATUS%%|*}"
+              AI_REVIEW_DESC="${AI_STATUS#*|}"
+            fi
+          fi
+          echo "  ai-code-review: $AI_REVIEW_STATUS ($AI_REVIEW_DESC)"
+
          echo ""

          # 判断PR类型
@@ -1733,11 +1770,13 @@ jobs:
            "validate-migration:$RESULT_MIGRATION"
            "frontend-lint:$RESULT_FRONTEND_LINT"
            "build-pr:$RESULT_BUILD_PR"
+            "ai-code-review:$AI_REVIEW_STATUS"
          )

          # 后端检查
          REQUIRED_BACKEND=(
            "unit-tests:$RESULT_UNIT_TESTS"
+            "integration-tests:$RESULT_INTEGRATION"
          )

          # 前端检查
@@ -1767,6 +1806,11 @@ jobs:
          for item in "${REQUIRED_GENERAL[@]}"; do
            name="${item%%:*}"
            result="${item##*:}"
+            # AI Code Review pending时不阻塞（可能还在跑），等它跑完自然会重跑Gate
+            if [ "$name" = "ai-code-review" ] && [ "$result" = "pending" ]; then
+              echo "  ⏳ $name: pending（审查中，暂不阻塞）"
+              continue
+            fi
            check_job "$name" "$result"
          done

@@ -1805,7 +1849,7 @@ jobs:
            echo "❌ CI Gate: FAILED"
            echo "失败项: ${FAILED_ITEMS[*]}"
            echo "gate_result=failure" >> $GITHUB_OUTPUT
-            exit 0
+            exit 1
          fi

      - name: Report CI trace
@@ -48,6 +48,7 @@ jobs:
          GITEA_TOKEN: ${{ secrets.REVIEW_GITEA_TOKEN }}
          REPO_NAME: ${{ gitea.repository }}
          PR_NUMBER: ${{ gitea.event.pull_request.number }}
+          PR_HEAD_SHA: ${{ gitea.event.pull_request.head.sha }}
          # LLM 提供商: coze (扣子原生Bot) / openai (OpenAI兼容)
          LLM_PROVIDER: "coze"
          # 扣子模式配置（默认国内站 api.coze.cn）
@@ -60,8 +61,9 @@ jobs:
          LLM_TIMEOUT: "120"
        run: |
          python3 scripts/ci_code_review.py
-        # 审查脚本异常不影响 CI 通过
-        continue-on-error: true
+        # 注意：脚本退出码决定job状态
+        # - 有阻塞级问题 → exit 1 → job失败 → 门禁拦截
+        # - 无阻塞级问题/LLM异常 → exit 0 → 通过（fail-open）

      - name: Report CI trace
        if: always()
@@ -87,7 +87,7 @@ jobs:
    runs-on: ci-l2
    timeout-minutes: 10
    outputs:
-      report: ${{ steps.smoke.outputs.report }}
+      report: ${{ steps.report.outputs.report }}

    steps:
      - name: Checkout code
@@ -201,7 +201,7 @@ jobs:
    runs-on: ci-l2
    timeout-minutes: 15
    outputs:
-      report: ${{ steps.smoke.outputs.report }}
+      report: ${{ steps.e2e.outputs.report }}

    steps:
      - name: Checkout code
@@ -8,6 +8,11 @@ on:
 permissions:
  contents: read

+
+concurrency:
+  group: pr-automation-${{ gitea.event.pull_request.number }}
+  cancel-in-progress: true
+
 jobs:
  auto-approve:
    name: Auto Approve on CI Green
@@ -56,7 +61,7 @@ jobs:
    name: Auto Merge on CI Green + Approved
    runs-on: ci-check
    if: github.event_name == 'pull_request' && !github.event.pull_request.draft && github.event.pull_request.base.ref == 'develop'
-    timeout-minutes: 45  # 长等待模式：等CI全绿后自动合并，不遗漏任何PR
+    timeout-minutes: 3  # 短作业模式：检查一次，不满足就退出，由pr-auto-scan每5分钟定时兜底
    steps:
      - name: Checkout code
        shell: sh
@@ -120,7 +120,7 @@ jobs:
        PREVIEW_SSH_KEY: ${{ secrets.PREVIEW_SSH_KEY }}
      run: |
        set -eux
-        preview_host="${PREVIEW_SSH_HOST:-172.30.18.197}"
+        preview_host="${PREVIEW_SSH_HOST:-47.98.113.167}"
        preview_user="${PREVIEW_SSH_USER:-deploy}"
        preview_port="${PREVIEW_SSH_PORT:-22222}"
        preview_dir="/var/www/preview/pr-${PR_NUMBER}"
@@ -101,7 +101,7 @@ jobs:
        # Install dependencies with retry
        for i in 1 2 3; do
          npm ci --no-audit --no-fund && break
-          echo "npm ci failed, retry $i/3..."
+          echo "npm install failed, retry $i/3..."
          [ $i -eq 3 ] && exit 1
          rm -rf node_modules
          sleep 5
@@ -0,0 +1,61 @@
+"""#1197 - 预览生成：generation_tasks 表新增 is_preview 字段
+
+Revision ID: 053
+Revises: 052
+Create Date: 2026-08-15
+
+Changes:
+1. generation_tasks 表新增 is_preview 字段，标记是否为预览生成任务（低清 480p）
+2. 默认 False，与现有正式生成任务兼容
+3. 加索引以支持按预览/正式任务筛选
+"""
+
+import sqlalchemy as sa
+
+from alembic import context, op
+
+revision = "053_generation_task_is_preview"
+down_revision = "052_generation_task_bgm_config"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    conn = op.get_bind()
+    if context.get_context().dialect.name == "postgresql":
+        # 检查列是否已存在（幂等）
+        result = conn.execute(
+            sa.text(
+                "SELECT column_name FROM information_schema.columns "
+                "WHERE table_name = 'generation_tasks' AND column_name = 'is_preview'"
+            )
+        )
+        if result.scalar() is not None:
+            return
+
+    op.add_column(
+        "generation_tasks",
+        sa.Column("is_preview", sa.Boolean, nullable=False, server_default=sa.text("false")),
+    )
+    # 加索引
+    op.create_index(
+        "ix_generation_tasks_is_preview",
+        "generation_tasks",
+        ["is_preview"],
+    )
+
+
+def downgrade() -> None:
+    conn = op.get_bind()
+    if context.get_context().dialect.name == "postgresql":
+        result = conn.execute(
+            sa.text(
+                "SELECT column_name FROM information_schema.columns "
+                "WHERE table_name = 'generation_tasks' AND column_name = 'is_preview'"
+            )
+        )
+        if result.scalar() is None:
+            return
+
+    op.drop_index("ix_generation_tasks_is_preview", table_name="generation_tasks")
+    op.drop_column("generation_tasks", "is_preview")
@@ -7,6 +7,7 @@ from app.api.routes.chunked_upload import router as chunked_upload_router
 from app.api.routes.classification_jobs import router as classification_jobs_router
 from app.api.routes.duplication import router as duplication_router
 from app.api.routes.feature_flags import router as feature_flags_router
+from app.api.routes.generation_preview import router as generation_preview_router
 from app.api.routes.generation_tasks import router as generation_tasks_router
 from app.api.routes.health import router as health_check_router
 from app.api.routes.ingest_jobs import router as ingest_jobs_router
@@ -87,6 +88,11 @@ api_router.include_router(
    prefix="/generation",
    tags=["Generation"],
 )
+api_router.include_router(
+    generation_preview_router,
+    prefix="/generation",
+    tags=["Generation"],
+)
 api_router.include_router(
    titles_router,
    prefix="/titles",
@@ -0,0 +1,283 @@
+"""预览生成路由 — Phase 1：单版本预览接口（创建 + 查询）。
+
+路径前缀：/api/v1/generation/preview（与 /generation/tasks 同体系）
+"""
+
+from __future__ import annotations
+
+import logging
+
+from app.auth import AuthenticatedUser, get_current_user
+from app.core.storage import get_storage_service
+from app.core.task_enqueue import (
+    GLOBAL_PENDING_LIMIT,
+    USER_PENDING_LIMIT,
+    GlobalQueueFull,
+    UserPendingLimitExceeded,
+    safe_enqueue_generation_task,
+)
+from app.dependencies import (
+    get_generated_video_repository,
+    get_generation_task_repository,
+)
+from app.schemas.generation_task import (
+    CreatePreviewGenerationTaskRequest,
+    PreviewGenerationTaskResponse,
+)
+from fastapi import APIRouter, Depends, HTTPException
+
+from packages.application import (
+    CreateGenerationTaskCommand,
+    CreateGenerationTaskUseCase,
+    GetGenerationTaskUseCase,
+    ListGeneratedVideosByTaskUseCase,
+)
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+PREVIEW_RESOLUTION = "854x480"
+
+
+def _calc_preview_resolution(video_ratio: str = "") -> str:
+    """根据视频比例计算预览分辨率（短边 480，长边按比例）。
+
+    支持的比例：16:9, 9:16, 1:1, 4:3, 3:4, 其他默认 16:9。
+    """
+    ratio_map = {
+        "16:9": "854x480",
+        "9:16": "480x854",
+        "1:1": "480x480",
+        "4:3": "640x480",
+        "3:4": "480x640",
+    }
+    return ratio_map.get(video_ratio.strip(), PREVIEW_RESOLUTION)
+
+
+def _mark_task_failed(repo, task, reason: str) -> None:
+    """入队失败时将任务标记为 failed，避免产生僵尸 pending 数据。"""
+    try:
+        task.mark_failed(error_message=f"入队失败：{reason}")
+        repo.update(task)
+    except Exception:
+        logger.exception("[预览生成] 标记任务失败时异常: task_id=%s", task.id)
+
+
+def _sign_video_url(raw_url: str) -> str:
+    """为私有 OSS bucket 的视频 URL 生成预签名下载链接。
+
+    有效期 2 小时，签名失败时降级返回原始 URL。
+    """
+    if not raw_url:
+        return ""
+    try:
+        storage = get_storage_service()
+        signed = storage.get_download_url(raw_url, expires_seconds=7200)
+        # 如果返回的 URL 与原始 URL 完全不同且不是签名 URL（说明 bucket 未配置），
+        # 降级返回原始 URL
+        if signed and signed != raw_url:
+            return signed
+        if signed == raw_url:
+            return raw_url
+        # signed 为空或与 raw_url 无关，返回原始
+        return raw_url
+    except Exception:
+        logger.warning("[预览] URL签名失败，降级返回原始URL: %s", raw_url[:100], exc_info=True)
+        return raw_url
+
+
+def _to_preview_response(task, generated_videos: list | None = None) -> PreviewGenerationTaskResponse:
+    """将领域任务对象转换为预览响应 DTO。
+
+    Args:
+        task: GenerationTask 领域对象
+        generated_videos: 生成的视频列表（可选），取第一个作为 video_url
+
+    Returns:
+        PreviewGenerationTaskResponse
+    """
+    video_url = ""
+    duration = 0.0
+    file_size = 0
+    if generated_videos:
+        first_video = generated_videos[0]
+        raw_url = getattr(first_video, "file_url", "") or ""
+        # P0 修复：私有 bucket 需要预签名 URL，否则前端 403 → 黑屏
+        video_url = _sign_video_url(raw_url)
+        duration = float(getattr(first_video, "duration", 0.0) or 0.0)
+        file_size = int(getattr(first_video, "file_size", 0) or 0)
+
+    # 从 extra_meta / metadata 中提取统计信息（如果有）
+    extra_meta = getattr(task, "extra_meta", {}) or {}
+    clip_count = int(extra_meta.get("clip_count", len(getattr(task, "asset_ids", [])) or 0))
+    transition_count = int(extra_meta.get("transition_count", max(0, clip_count - 1)))
+    material_usage = extra_meta.get("material_usage", {}) or {}
+
+    # 计算生成耗时
+    generate_duration = 0.0
+    started_at = getattr(task, "started_at", None)
+    completed_at = getattr(task, "completed_at", None)
+    if started_at and completed_at:
+        generate_duration = (completed_at - started_at).total_seconds()
+
+    return PreviewGenerationTaskResponse(
+        task_id=task.id,
+        status=task.status.value if hasattr(task.status, "value") else str(task.status),
+        progress=float(task.progress or 0.0),
+        is_preview=bool(getattr(task, "is_preview", True)),
+        resolution=getattr(task, "resolution", PREVIEW_RESOLUTION) or PREVIEW_RESOLUTION,
+        video_url=video_url,
+        duration=duration,
+        file_size=file_size,
+        clip_count=clip_count,
+        transition_count=transition_count,
+        material_usage=material_usage,
+        error_message=task.error_message or "",
+        created_at=task.created_at,
+        started_at=started_at,
+        finished_at=completed_at,
+        generate_duration=generate_duration,
+    )
+
+
+@router.post("/preview", response_model=PreviewGenerationTaskResponse, status_code=201)
+def create_preview_generation_task(
+    request: CreatePreviewGenerationTaskRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    generation_task_repository=Depends(get_generation_task_repository),
+) -> PreviewGenerationTaskResponse:
+    """创建预览生成任务。
+
+    预览为完整时长的低清版（480p + 低码率），效果与正式生成一致，仅清晰度降低。
+
+    Args:
+        request: 预览任务创建请求（template_id + asset_ids 等）
+
+    Returns:
+        201 + 预览任务详情
+    """
+    user_id = authenticated_user.user.id
+    logger.info(
+        "[预览生成] 接收请求: user_id=%s, template_id=%s, asset_count=%d",
+        user_id,
+        request.template_id,
+        len(request.asset_ids),
+    )
+
+    # 预检查队列限流
+    try:
+        user_pending = generation_task_repository.count_pending_by_user(user_id)
+        global_pending = generation_task_repository.count_pending_total()
+        if user_pending + 1 > USER_PENDING_LIMIT:
+            raise UserPendingLimitExceeded(user_id=user_id, pending_count=user_pending + 1, limit=USER_PENDING_LIMIT)
+        if global_pending + 1 > GLOBAL_PENDING_LIMIT:
+            raise GlobalQueueFull(pending_count=global_pending + 1, limit=GLOBAL_PENDING_LIMIT)
+    except UserPendingLimitExceeded as e:
+        raise HTTPException(
+            status_code=429,
+            detail=f"您的待处理任务过多（当前 {e.pending_count - 1}/{e.limit}），请等待完成后再提交",
+        ) from e
+    except GlobalQueueFull as e:
+        raise HTTPException(
+            status_code=503,
+            detail="系统繁忙，请稍后再试",
+        ) from e
+
+    use_case = CreateGenerationTaskUseCase(generation_task_repository)
+
+    try:
+        task = use_case.execute(
+            CreateGenerationTaskCommand(
+                project_id="",
+                asset_library_id="",
+                strategy_id="",
+                voice_library_id="",
+                template_id=request.template_id,
+                asset_ids=list(request.asset_ids),
+                title_ids=list(request.title_ids),
+                voice_ids=list(request.voice_ids),
+                created_by_user_id=user_id,
+                source_edit_plan_id="",
+                asset_select_mode="",
+                batch_id="",
+                video_title=request.video_title,
+                resolution=_calc_preview_resolution(request.video_ratio),
+                bgm_config=request.bgm_config or {},
+                auto_retry_enabled=False,
+                auto_retry_max=0,
+                is_preview=True,
+            )
+        )
+    except ValueError as e:
+        logger.warning("[预览生成] 创建失败: %s", e)
+        raise HTTPException(status_code=400, detail=str(e)) from e
+    except Exception as e:
+        logger.error("[预览生成] 创建失败: %s", e, exc_info=True)
+        raise HTTPException(status_code=500, detail="创建预览生成任务失败，请稍后重试") from e
+
+    # 入队执行；若入队失败则标记任务为 failed 避免僵尸数据
+    try:
+        if not safe_enqueue_generation_task(
+            task,
+            generation_task_repository,
+            user_id=user_id,
+            log_prefix="[预览生成]",
+            log_task_status=True,
+        ):
+            logger.warning("[预览生成] 任务入队失败: task_id=%s", task.id)
+            _mark_task_failed(generation_task_repository, task, "任务入队失败")
+            raise HTTPException(status_code=500, detail="任务入队失败，请稍后重试")
+    except UserPendingLimitExceeded:
+        _mark_task_failed(generation_task_repository, task, "待处理任务超限")
+        raise HTTPException(
+            status_code=429,
+            detail="您的待处理任务过多，请等待完成后再提交",
+        ) from None
+    except GlobalQueueFull:
+        _mark_task_failed(generation_task_repository, task, "系统队列已满")
+        raise HTTPException(
+            status_code=503,
+            detail="系统繁忙，请稍后再试",
+        ) from None
+
+    return _to_preview_response(task)
+
+
+@router.get("/preview/{task_id}", response_model=PreviewGenerationTaskResponse)
+def get_preview_generation_task(
+    task_id: str,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    generation_task_repository=Depends(get_generation_task_repository),
+    generated_video_repository=Depends(get_generated_video_repository),
+) -> PreviewGenerationTaskResponse:
+    """查询预览生成任务状态。
+
+    Args:
+        task_id: 任务 ID
+
+    Returns:
+        预览任务详情（含状态、进度、结果 URL 等）
+    """
+    use_case = GetGenerationTaskUseCase(generation_task_repository)
+    task = use_case.execute(task_id)
+    if task is None:
+        raise HTTPException(status_code=404, detail=f"预览任务 {task_id} 不存在")
+
+    # 权限校验：任务必须属于当前用户（统一转 str 比较，避免 UUID/str 类型差异）
+    task_user_id = str(getattr(task, "created_by_user_id", "") or "")
+    if not task_user_id or task_user_id != str(authenticated_user.user.id):
+        raise HTTPException(status_code=403, detail="无权访问该任务")
+
+    # 校验是否为预览任务
+    if not getattr(task, "is_preview", False):
+        raise HTTPException(status_code=404, detail=f"预览任务 {task_id} 不存在")
+
+    # 查询生成的视频（取第一个）
+    generated_videos = []
+    status_val = task.status.value if hasattr(task.status, "value") else str(task.status)
+    if status_val == "completed":
+        list_use_case = ListGeneratedVideosByTaskUseCase(generated_video_repository)
+        generated_videos = list_use_case.execute(task_id)
+
+    return _to_preview_response(task, generated_videos=generated_videos)
@@ -24,6 +24,94 @@ logger = logging.getLogger(__name__)
 router = APIRouter(tags=["Template Editor"])


+def _build_asset_analyses(
+    asset_ids: list[str],
+    db: Session,
+) -> dict[str, str]:
+    """调用 MediaKit 视频理解，返回 {asset_id: 分析文本}.
+
+    如果 MediaKit 不可用或分析失败，返回空 dict（调用方降级处理）。
+    """
+    if not asset_ids:
+        return {}
+
+    try:
+        from packages.adapters.sqlalchemy_impl.asset_repository import SQLAlchemyAssetRepository
+        from packages.shared.mediakit_client import get_mediakit_client
+        from packages.shared.storage import get_shared_storage_service
+
+        client = get_mediakit_client()
+        if not client.is_available:
+            logger.info("MediaKit 未配置，跳过视频理解分析")
+            return {}
+
+        asset_repo = SQLAlchemyAssetRepository(db)
+        storage_svc = get_shared_storage_service()
+
+        # 查找素材并获取下载 URL（使用并行列表保持索引对应，避免 URL 重复导致映射覆盖）
+        video_urls: list[str] = []
+        valid_asset_ids: list[str] = []
+
+        for aid in asset_ids[:10]:  # MediaKit 单次最多 10 个视频
+            asset = asset_repo.get(aid)
+            if not asset or not asset.storage_key:
+                continue
+            # 只处理视频素材
+            mime = getattr(asset, "mime_type", "")
+            if not mime.startswith("video/"):
+                continue
+            try:
+                url = storage_svc.get_download_url(asset.storage_key)
+                if url:
+                    video_urls.append(url)
+                    valid_asset_ids.append(aid)
+            except Exception as e:
+                logger.warning("获取素材URL失败: asset_id=%s error=%s", aid, str(e))
+
+        if not video_urls:
+            logger.info("无可用视频素材，跳过视频理解分析")
+            return {}
+
+        # 调用 MediaKit 视频理解
+        prompt = (
+            "请简要描述这段视频的主要内容，包括：场景（室内/室外/具体场所）、"
+            "主体（人物/物体/动物）、动作/活动、氛围/情绪、主要色调。"
+            "控制在100字以内。"
+        )
+
+        # 限制轮询参数以适配 API 网关超时（nginx 60s）
+        # 视频理解最多 30s（poll_interval=2s * max_poll_attempts=15）
+        # 剩余 30s 留给 LLM 调用
+        contents = client.analyze_videos(
+            video_urls=video_urls,
+            prompt=prompt,
+            level="Economy",
+            poll_interval=2.0,
+            max_poll_attempts=15,
+        )
+
+        if not contents:
+            logger.warning("MediaKit 视频理解未返回结果")
+            return {}
+
+        # 将结果映射回 asset_id（通过索引对应）
+        analyses: dict[str, str] = {}
+        for i, content in enumerate(contents):
+            if i < len(valid_asset_ids) and content:
+                analyses[valid_asset_ids[i]] = content
+
+        logger.info(
+            "MediaKit 视频理解完成: total=%d analyzed=%d",
+            len(video_urls),
+            len(analyses),
+        )
+        return analyses
+
+    except Exception as e:
+        logger.warning("MediaKit 视频理解异常，将降级到无分析模式: %s", str(e))
+        return {}
+
+
@router.post("/ai-recommend", response_model=AIRecommendResponse)
 def editor_ai_recommend(
    template_id: str,
@@ -46,12 +134,16 @@ def editor_ai_recommend(

    from packages.shared.ai_service import run_ai_recommend

+    # 调用 MediaKit 视频理解，获取素材内容分析
+    asset_analyses = _build_asset_analyses(body.asset_ids, db)
+
    result = run_ai_recommend(
        plan_id=plan_id,
        template_id=plan.template_id,
        asset_ids=body.asset_ids,
        editing_mode=body.editing_mode,
        target_duration=body.target_duration,
+        asset_analyses=asset_analyses,
    )

    try:
@@ -184,6 +184,29 @@ def editor_generate_cover(
    _, plan_svc = services
    plan = plan_svc.get_plan_or_raise(plan_id)

+    # 获取第一个视频的下载 URL（用于 MediaKit 抽帧）
+    primary_video_url = None
+    if body.asset_ids and body.cover_type in ("ai_frame", "ai_regenerate"):
+        try:
+            from app.database import get_db_session
+
+            from packages.adapters.sqlalchemy_impl.asset_repository import SQLAlchemyAssetRepository
+            from packages.shared.storage import get_shared_storage_service
+
+            with get_db_session() as session:
+                asset_repo = SQLAlchemyAssetRepository(session)
+                first_asset = asset_repo.get(body.asset_ids[0])
+                if first_asset and first_asset.storage_key:
+                    storage_svc = get_shared_storage_service()
+                    primary_video_url = storage_svc.get_download_url(first_asset.storage_key)
+                    logger.info(
+                        "获取视频URL用于封面生成: asset_id=%s url=%s",
+                        body.asset_ids[0],
+                        primary_video_url[:80] if primary_video_url else None,
+                    )
+        except Exception as e:
+            logger.warning("获取视频URL失败，将使用stub封面: %s", str(e))
+
    from packages.shared.ai_service import run_generate_cover

    cover_data = run_generate_cover(
@@ -191,6 +214,7 @@ def editor_generate_cover(
        asset_ids=body.asset_ids,
        cover_type=body.cover_type,
        frame_time=body.frame_time,
+        primary_video_url=primary_video_url,
    )

    current_config = dict(plan.config) if plan.config else {}
@@ -11,6 +11,7 @@ from app.dependencies import get_cosyvoice_service, get_voice_clone_profile_repo
 from app.schemas.voice_clone import (
    CreateVoiceCloneRequest,
    ListVoiceCloneResponse,
+    VoiceClonePreviewResponse,
    VoiceCloneProfileResponse,
    VoiceCloneStatusResponse,
 )
@@ -19,7 +20,7 @@ from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
 from packages.adapters.sqlalchemy_impl.voice_clone_profile_repository import (
    SQLAlchemyVoiceCloneProfileRepository,
 )
-from packages.application.cosyvoice_service import CosyVoiceService
+from packages.application.cosyvoice_service import CosyVoiceError, CosyVoiceService
 from packages.application.voice_clone.use_cases import (
    DeleteVoiceCloneUseCase,
    GetVoiceCloneStatusUseCase,
@@ -36,6 +37,13 @@ logger = logging.getLogger(__name__)

 router = APIRouter()

+# 克隆音色试听缓存（减少重复TTS调用）
+# key: clone_id, value: (audio_url, duration, file_size, text, timestamp)
+_clone_preview_cache: dict[str, tuple[str, float, int, str, float]] = {}
+CLONE_PREVIEW_CACHE_TTL = 7 * 24 * 3600  # 7天TTL
+# 默认试听文本
+CLONE_PREVIEW_TEMPLATE = "你好，这是我的克隆音色，很高兴能为你配音。"
+

 def _to_response(profile) -> VoiceCloneProfileResponse:
    # source_audio_url 是用户传入的原始 URL（可能是外部地址），不做预签名转换
@@ -223,3 +231,78 @@ def retry_voice_clone(
                logger.error(f"Failed to mark profile as failed after dispatch error: {inner_e}")

    return _to_response(profile)
+
+
+@router.get("/{clone_id}/preview", response_model=VoiceClonePreviewResponse)
+def get_voice_clone_preview(
+    clone_id: str,
+    text: str = Query("", description="自定义试听文本，为空则使用默认示例"),
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    repository: SQLAlchemyVoiceCloneProfileRepository = Depends(get_voice_clone_profile_repository),
+    cosyvoice: CosyVoiceService = Depends(get_cosyvoice_service),
+) -> VoiceClonePreviewResponse:
+    """获取克隆音色试听音频（实时 TTS 合成）。
+
+    - 克隆音色必须处于 ready 状态
+    - 使用默认试听文本时，结果缓存 7 天
+    - 可传入自定义 text 参数试听不同文本
+    """
+    import time
+
+    use_case = GetVoiceCloneUseCase(repository)
+    try:
+        profile = use_case.execute(clone_id, authenticated_user.user.id)
+    except VoiceCloneNotFoundError as _e:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Voice clone not found") from _e
+
+    if not profile.is_ready:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=f"Voice clone is not ready (current status: {profile.status})",
+        )
+
+    # 有自定义文本时不缓存
+    use_cache = not text.strip()
+
+    if use_cache and clone_id in _clone_preview_cache:
+        audio_url, duration, file_size, cached_text, cached_at = _clone_preview_cache[clone_id]
+        if time.time() - cached_at < CLONE_PREVIEW_CACHE_TTL:
+            return VoiceClonePreviewResponse(
+                clone_id=clone_id,
+                voice_id=profile.voice_id,
+                audio_url=audio_url,
+                text=cached_text,
+                duration=duration,
+                file_size=file_size,
+            )
+
+    # 合成试听音频
+    preview_text = text.strip() or CLONE_PREVIEW_TEMPLATE
+    try:
+        result = cosyvoice.synthesize_speech(
+            text=preview_text,
+            voice_id=profile.voice_id,
+            format="mp3",
+            speed=1.0,
+        )
+    except CosyVoiceError as e:
+        raise HTTPException(status_code=502, detail=f"TTS 合成失败: {e}") from e
+
+    # 缓存（仅默认试听文本）
+    if use_cache:
+        _clone_preview_cache[clone_id] = (
+            result.audio_url,
+            result.duration,
+            result.file_size,
+            preview_text,
+            time.time(),
+        )
+
+    return VoiceClonePreviewResponse(
+        clone_id=clone_id,
+        voice_id=profile.voice_id,
+        audio_url=result.audio_url,
+        text=preview_text,
+        duration=result.duration,
+        file_size=result.file_size,
+    )
@@ -5,6 +5,8 @@

 from __future__ import annotations

+import logging
+import time
 from typing import Literal, Optional

 from app.api.routes._helpers import get_user_plan
@@ -42,6 +44,7 @@ from packages.domain.preset_voices import PRESET_VOICES, get_preset_voice_by_id
 from packages.ports.user_repository import UserRepository

 router = APIRouter()
+logger = logging.getLogger(__name__)

 # 预置音色试听音频缓存（内存缓存，减少重复TTS调用）
 # key: voice_id, value: (audio_url, timestamp)
@@ -51,6 +54,65 @@ PREVIEW_CACHE_TTL = 7 * 24 * 3600  # 7天TTL
 PREVIEW_TEMPLATE = "你好，我是{name}，很高兴认识你。"


+def _resolve_preset_preview_url(
+    voice_id: str,
+    fallback_url: str,
+    cosyvoice: CosyVoiceService,
+) -> str:
+    """为预置音色获取有效的 preview_url.
+
+    优先从内存缓存读取；缓存失效时调用 CosyVoice 重新合成；
+    合成失败时降级返回硬编码 URL（可能已过期，但不会报错）。
+    """
+    # 检查缓存
+    if voice_id in _preset_preview_cache:
+        audio_url, cached_at = _preset_preview_cache[voice_id]
+        if time.time() - cached_at < PREVIEW_CACHE_TTL:
+            return audio_url
+
+    # 缓存失效，调用 CosyVoice 合成
+    preset = get_preset_voice_by_id(voice_id)
+    if preset is None:
+        return fallback_url
+
+    preview_text = PREVIEW_TEMPLATE.format(name=preset.name)
+    try:
+        result = cosyvoice.synthesize_speech(
+            text=preview_text,
+            voice_id=voice_id,
+            format="mp3",
+            speed=1.0,
+        )
+        audio_url = result.audio_url
+        _preset_preview_cache[voice_id] = (audio_url, time.time())
+        logger.info("Preset voice preview generated: %s", voice_id)
+        return audio_url
+    except Exception as e:
+        logger.warning("Failed to generate preview for %s, using fallback: %s", voice_id, e)
+        return fallback_url
+
+
+def _resolve_all_preset_preview_urls(
+    presets: list,
+    cosyvoice: CosyVoiceService,
+) -> dict[str, str]:
+    """顺序解析所有预置音色的 preview_url.
+
+    采用顺序调用（而非并行）以避免触发 DashScope API 速率限制。
+    首次调用后结果缓存 7 天，后续请求直接命中缓存。
+
+    Returns:
+        voice_id -> preview_url 映射
+    """
+    result_map: dict[str, str] = {}
+    for p in presets:
+        try:
+            result_map[p.voice_id] = _resolve_preset_preview_url(p.voice_id, p.preview_url, cosyvoice)
+        except Exception:
+            result_map[p.voice_id] = p.preview_url
+    return result_map
+
+
 def _get_voice_repository(session: Session = Depends(get_db_session)) -> SQLAlchemyVoiceLibraryRepository:
    return SQLAlchemyVoiceLibraryRepository(session)

@@ -118,8 +180,16 @@ def _to_unified_response(item, profile_id_map: dict | None = None, sign_url=None
    )


-def _preset_to_unified_response(preset) -> UnifiedVoiceItemResponse:
-    """将预置音色转换为统一响应格式。"""
+def _preset_to_unified_response(preset, preview_url_map: dict[str, str] | None = None) -> UnifiedVoiceItemResponse:
+    """将预置音色转换为统一响应格式。
+
+    Args:
+        preset: 预置音色对象
+        preview_url_map: voice_id -> preview_url 动态映射，优先使用
+    """
+    preview_url = preset.preview_url
+    if preview_url_map and preset.voice_id in preview_url_map:
+        preview_url = preview_url_map[preset.voice_id]
    return UnifiedVoiceItemResponse(
        id=preset.voice_id,
        type="preset",
@@ -129,11 +199,40 @@ def _preset_to_unified_response(preset) -> UnifiedVoiceItemResponse:
        language=preset.language,
        voice_id=preset.voice_id,
        voice_provider="cosyvoice",
-        preview_url=preset.preview_url,
+        preview_url=preview_url,
        tags=preset.tags or [],
    )


+def _clone_profile_to_unified_response(profile) -> UnifiedVoiceItemResponse:
+    """将克隆音色档案转换为统一响应格式。
+
+    注意：克隆音色是「音色模型」（可用于 TTS 合成任意文本），
+    不同于配音库条目（具体的配音作品）。
+    """
+    return UnifiedVoiceItemResponse(
+        id=profile.id,
+        type="clone",
+        name=profile.name,
+        description=profile.description or "",
+        gender=profile.gender or "unknown",
+        language=profile.language or "zh-CN",
+        voice_id=profile.voice_id or "",
+        voice_provider=profile.voice_model or "cosyvoice",
+        audio_url="",  # 克隆音色没有预合成音频，需通过 /voice-clones/{id}/preview 试听
+        preview_url="",  # 试听需实时合成，前端调用 preview 接口
+        duration=0,
+        file_size=0,
+        status=profile.status.value if hasattr(profile.status, "value") else str(profile.status),
+        tags=[],
+        user_id=profile.user_id,
+        project_id=None,
+        voice_clone_profile_id=profile.id,
+        created_at=profile.created_at,
+        updated_at=profile.updated_at,
+    )
+
+
 # ==================== 统一配音列表（预置 + 克隆）====================


@@ -150,6 +249,7 @@ def list_voices_unified(
    voice_repository: SQLAlchemyVoiceLibraryRepository = Depends(_get_voice_repository),
    clone_profile_repository: SQLAlchemyVoiceCloneProfileRepository = Depends(_get_clone_profile_repository),
    sign_url=Depends(get_audio_url_signer),
+    cosyvoice: CosyVoiceService = Depends(get_cosyvoice_service),
 ) -> UnifiedVoiceListResponse:
    """获取配音列表（预置音色 + 用户克隆音色）。

@@ -165,19 +265,30 @@ def list_voices_unified(
    has_preset = type is None or type == "preset"
    has_clone = type is None or type == "clone"

-    # 获取预置音色
+    # 获取预置音色（动态生成 preview_url）
    if has_preset:
-        preset_items = [_preset_to_unified_response(p) for p in PRESET_VOICES]
+        preview_url_map = _resolve_all_preset_preview_urls(PRESET_VOICES, cosyvoice)
+        preset_items = [_preset_to_unified_response(p, preview_url_map) for p in PRESET_VOICES]
        preset_count = len(preset_items)

-    # 获取克隆音色
+    # 获取克隆音色（从 voice_clone_profile 读取，ready 状态的克隆音色）
    if has_clone:
-        use_case = ListVoiceLibraryUseCase(voice_repository)
-        clone_items_raw, clone_count = use_case.execute(user_id, status=status_filter, skip=skip, limit=limit)
-        # 批量查询 voice_id → profile_id 映射，填充 voice_clone_profile_id
-        voice_ids = [i.voice_id for i in clone_items_raw if i.voice_id]
-        profile_id_map = clone_profile_repository.find_profile_ids_by_voice_ids(voice_ids) if voice_ids else {}
-        clone_items = [_to_unified_response(i, profile_id_map, sign_url) for i in clone_items_raw]
+        # status_filter 映射：不传则默认只返回 ready 状态（可用的克隆音色）
+        # 前端可以传 status=all 获取所有状态，或传具体状态过滤
+        filter_status = None
+        if status_filter and status_filter != "all":
+            filter_status = status_filter
+        elif not status_filter:
+            filter_status = "ready"
+
+        clone_profiles = clone_profile_repository.list_by_user(
+            user_id,
+            status=filter_status,
+            limit=limit,
+            offset=skip,
+        )
+        clone_count = clone_profile_repository.count_by_user(user_id, status=filter_status)
+        clone_items = [_clone_profile_to_unified_response(p) for p in clone_profiles]

    # 组装结果
    if type == "preset":
@@ -204,11 +315,15 @@ def list_voices_unified(


@router.get("/presets", response_model=PresetVoiceListResponse)
-def list_preset_voices() -> PresetVoiceListResponse:
+def list_preset_voices(
+    cosyvoice: CosyVoiceService = Depends(get_cosyvoice_service),
+) -> PresetVoiceListResponse:
    """获取预置音色列表。

    不需要认证，返回所有系统预置的 CosyVoice 音色。
+    preview_url 通过 CosyVoice 动态生成，不依赖硬编码的过期 URL。
    """
+    preview_url_map = _resolve_all_preset_preview_urls(PRESET_VOICES, cosyvoice)
    items = [
        PresetVoiceItemResponse(
            voice_id=p.voice_id,
@@ -216,7 +331,7 @@ def list_preset_voices() -> PresetVoiceListResponse:
            description=p.description,
            gender=p.gender,
            language=p.language,
-            preview_url=p.preview_url,
+            preview_url=preview_url_map.get(p.voice_id, p.preview_url),
            tags=p.tags or [],
        )
        for p in PRESET_VOICES
@@ -236,8 +351,6 @@ def get_preset_voice_preview(
    - 相同 voice_id 重复调用直接返回缓存的音频URL
    - 可传入自定义 text 参数试听不同文本
    """
-    import time
-
    preset = get_preset_voice_by_id(voice_id)
    if preset is None:
        raise HTTPException(status_code=404, detail=f"预置音色不存在: {voice_id}")
@@ -1,4 +1,5 @@
 import json
+from datetime import datetime

 from pydantic import BaseModel, Field, field_validator, model_validator

@@ -122,3 +123,62 @@ class ListGenerationTasksResponse(BaseModel):
    """用户级生成任务列表响应（跨 project）。"""

    items: list[GenerationTaskResponse]
+
+
+# ── 预览生成（Phase 1） ───────────────────────────────────────────────────────
+
+
+class CreatePreviewGenerationTaskRequest(BaseModel):
+    """创建预览生成任务请求。
+
+    仅支持模板模式：template_id + asset_ids 等素材 ID 列表。
+    预览为完整时长低清版（480p + 低码率）。
+    """
+
+    template_id: str
+    asset_ids: list[str] = Field(default_factory=list)
+    title_ids: list[str] = Field(default_factory=list)
+    voice_ids: list[str] = Field(default_factory=list)
+    video_title: str = Field(default="", description="生成视频的标题/名称，为空则使用默认命名")
+    duration: float = Field(default=0.0, ge=0, description="期望视频时长（秒），0 表示由模板决定")
+    video_ratio: str = Field(default="", description="视频比例，如 16:9 / 9:16，为空使用模板默认")
+    bgm_config: dict = Field(
+        default_factory=dict,
+        description="自定义BGM配置，覆盖模板BGM设置。支持 enabled/source/asset_id/preset_id/audio_url/volume 等字段",
+    )
+
+    @model_validator(mode="after")
+    def _check_template_id(self) -> "CreatePreviewGenerationTaskRequest":
+        if not self.template_id.strip():
+            raise ValueError("template_id 不能为空")
+        return self
+
+    @model_validator(mode="after")
+    def _check_asset_ids(self) -> "CreatePreviewGenerationTaskRequest":
+        if not self.asset_ids and not self.title_ids and not self.voice_ids:
+            raise ValueError("asset_ids/title_ids/voice_ids 至少需要提供一个")
+        return self
+
+
+class PreviewGenerationTaskResponse(BaseModel):
+    """预览生成任务响应。
+
+    包含任务状态、进度、分辨率、生成结果 URL 等关键字段。
+    """
+
+    task_id: str
+    status: str
+    progress: float
+    is_preview: bool = True
+    resolution: str = ""
+    video_url: str = ""
+    duration: float = 0.0
+    file_size: int = 0
+    clip_count: int = 0
+    transition_count: int = 0
+    material_usage: dict = Field(default_factory=dict)
+    error_message: str = ""
+    created_at: datetime | None = None
+    started_at: datetime | None = None
+    finished_at: datetime | None = None
+    generate_duration: float = 0.0
@@ -63,3 +63,25 @@ class ListVoiceCloneResponse(BaseModel):

    items: List[VoiceCloneProfileResponse]
    total: int
+
+
+class VoiceClonePreviewResponse(BaseModel):
+    """克隆音色试听响应。"""
+
+    clone_id: str
+    """音色克隆档案 ID"""
+
+    voice_id: str
+    """CosyVoice 音色 ID"""
+
+    audio_url: str
+    """试听音频 URL"""
+
+    text: str
+    """试听文本"""
+
+    duration: float = 0.0
+    """音频时长（秒）"""
+
+    file_size: int = 0
+    """文件大小（字节）"""
@@ -0,0 +1,2 @@
+allowBuilds:
+  esbuild: set this to true or false
@@ -1,188 +0,0 @@
-/**
- * 认证相关 API
- */
-import axios from "axios"
-import apiClient from "./client"
-
-// 类型定义
-export interface LoginRequest {
-  email: string
-  password: string
-}
-
-export interface LoginResponse {
-  access_token: string
-  refresh_token?: string | null
-  token_type: string
-  expires_in: number
-  user_id: string
-  email: string
-  username: string
-  display_name: string
-}
-
-export interface RegisterRequest {
-  email: string
-  password: string
-  username: string
-  display_name?: string
-}
-
-export interface User {
-  id: string
-  user_id: string
-  email: string
-  username: string
-  display_name: string
-  is_email_verified: boolean
-  email_verified: boolean
-  created_at?: string
-}
-
-export interface UserResponse {
-  id?: string
-  user_id?: string
-  email: string
-  username: string
-  display_name: string
-  is_email_verified?: boolean
-  email_verified?: boolean
-  created_at?: string
-}
-
-export const normalizeUser = (data: UserResponse): User => {
-  const userId = data.id ?? data.user_id ?? ""
-  const emailVerified = data.is_email_verified ?? data.email_verified ?? false
-
-  return {
-    id: userId,
-    user_id: userId,
-    email: data.email,
-    username: data.username,
-    display_name: data.display_name,
-    is_email_verified: emailVerified,
-    email_verified: emailVerified,
-    created_at: data.created_at,
-  }
-}
-
-// 登录
-export const login = async (data: LoginRequest): Promise<LoginResponse> => {
-  const response = await apiClient.post("/auth/login", data)
-  return response.data
-}
-
-// 刷新 access_token（使用裸 axios 避免拦截器递归）
-export const refreshAccessToken = async (refreshToken: string): Promise<LoginResponse> => {
-  const baseURL = apiClient.defaults.baseURL ?? ""
-  const response = await axios.post(`${baseURL}/auth/refresh`, {
-    refresh_token: refreshToken,
-  })
-  return response.data
-}
-
-// 注册
-export const register = async (data: RegisterRequest): Promise<{ message: string }> => {
-  const response = await apiClient.post("/auth/register", data)
-  return response.data
-}
-
-// 登出
-export const logout = async (): Promise<void> => {
-  await apiClient.post("/auth/logout")
-}
-
-// 获取当前用户
-export const getCurrentUser = async (): Promise<User> => {
-  const response = await apiClient.get<UserResponse>("/auth/me")
-  return normalizeUser(response.data)
-}
-
-// 请求密码重置
-export const requestPasswordReset = async (email: string): Promise<{ message: string }> => {
-  const response = await apiClient.post("/auth/forgot-password", { email })
-  return response.data
-}
-
-// 重置密码
-export const resetPassword = async (
-  token: string,
-  newPassword: string,
-): Promise<{ message: string }> => {
-  const response = await apiClient.post("/auth/reset-password", {
-    token,
-    new_password: newPassword,
-  })
-  return response.data
-}
-
-// 验证邮箱
-export const verifyEmail = async (token: string): Promise<{ message: string }> => {
-  const response = await apiClient.post("/auth/verify-email", { token })
-  return response.data
-}
-
-/* ========== 微信登录 ========== */
-
-export interface WechatAuthUrlResponse {
-  auth_url: string
-  state: string
-}
-
-export interface WechatCallbackResponse {
-  access_token: string
-  refresh_token?: string | null
-  user_id: string
-  display_name: string
-  avatar_url: string
-  is_new_user: boolean
-  binding_complete: boolean
-  expires_in: number
-}
-
-export interface SendVerificationCodeRequest {
-  target: "email" | "phone"
-  value: string
-  purpose: "bind" | "login" | "reset_password"
-}
-
-export interface BindContactRequest {
-  email?: string
-  email_code?: string
-  phone?: string
-  phone_code?: string
-}
-
-export interface BindContactResponse {
-  success: boolean
-  user: User
-}
-
-// 获取微信授权链接
-export const getWechatAuthUrl = async (): Promise<WechatAuthUrlResponse> => {
-  const response = await apiClient.get("/auth/wechat/url")
-  return response.data
-}
-
-// 微信回调登录
-export const wechatCallback = async (
-  code: string,
-  state: string,
-): Promise<WechatCallbackResponse> => {
-  const response = await apiClient.post("/auth/wechat/callback", { code, state })
-  return response.data
-}
-
-// 发送验证码
-export const sendVerificationCode = async (
-  data: SendVerificationCodeRequest,
-): Promise<{ message: string }> => {
-  const response = await apiClient.post("/auth/send-verification-code", data)
-  return response.data
-}
-
-// 绑定联系方式
-export const bindContact = async (data: BindContactRequest): Promise<BindContactResponse> => {
-  const response = await apiClient.post("/auth/bind-contact", data)
-  return response.data
-}
@@ -0,0 +1,20 @@
+import apiClient from "../client"
+import type { SendVerificationCodeRequest, BindContactRequest, BindContactResponse } from "./types"
+
+/**
+ * 发送验证码
+ */
+export const sendVerificationCode = async (
+  data: SendVerificationCodeRequest,
+): Promise<{ message: string }> => {
+  const response = await apiClient.post("/auth/send-verification-code", data)
+  return response.data
+}
+
+/**
+ * 绑定联系方式
+ */
+export const bindContact = async (data: BindContactRequest): Promise<BindContactResponse> => {
+  const response = await apiClient.post("/auth/bind-contact", data)
+  return response.data
+}
@@ -0,0 +1,11 @@
+import apiClient from "../client"
+import type { User, UserResponse } from "./types"
+import { normalizeUser } from "./user"
+
+/**
+ * 获取当前用户
+ */
+export const getCurrentUser = async (): Promise<User> => {
+  const response = await apiClient.get<UserResponse>("/auth/me")
+  return normalizeUser(response.data)
+}
@@ -0,0 +1,9 @@
+import apiClient from "../client"
+
+/**
+ * 验证邮箱
+ */
+export const verifyEmail = async (token: string): Promise<{ message: string }> => {
+  const response = await apiClient.post("/auth/verify-email", { token })
+  return response.data
+}
@@ -0,0 +1,39 @@
+/**
+ * 认证相关 API
+ * 保持向后兼容，从子模块 re-export
+ */
+
+// 类型
+export type {
+  LoginRequest,
+  LoginResponse,
+  RegisterRequest,
+  User,
+  UserResponse,
+  WechatAuthUrlResponse,
+  WechatCallbackResponse,
+  SendVerificationCodeRequest,
+  BindContactRequest,
+  BindContactResponse,
+} from "./types"
+
+// 用户工具函数
+export { normalizeUser } from "./user"
+
+// 登录/注册/登出/刷新
+export { login, refreshAccessToken, register, logout } from "./login"
+
+// 当前用户
+export { getCurrentUser } from "./currentUser"
+
+// 密码重置
+export { requestPasswordReset, resetPassword } from "./password"
+
+// 邮箱验证
+export { verifyEmail } from "./email"
+
+// 微信登录
+export { getWechatAuthUrl, wechatCallback } from "./wechat"
+
+// 联系方式
+export { sendVerificationCode, bindContact } from "./contact"
@@ -0,0 +1,37 @@
+import axios from "axios"
+import apiClient from "../client"
+import type { LoginRequest, LoginResponse, RegisterRequest } from "./types"
+
+/**
+ * 登录
+ */
+export const login = async (data: LoginRequest): Promise<LoginResponse> => {
+  const response = await apiClient.post("/auth/login", data)
+  return response.data
+}
+
+/**
+ * 刷新 access_token（使用裸 axios 避免拦截器递归）
+ */
+export const refreshAccessToken = async (refreshToken: string): Promise<LoginResponse> => {
+  const baseURL = apiClient.defaults.baseURL ?? ""
+  const response = await axios.post(`${baseURL}/auth/refresh`, {
+    refresh_token: refreshToken,
+  })
+  return response.data
+}
+
+/**
+ * 注册
+ */
+export const register = async (data: RegisterRequest): Promise<{ message: string }> => {
+  const response = await apiClient.post("/auth/register", data)
+  return response.data
+}
+
+/**
+ * 登出
+ */
+export const logout = async (): Promise<void> => {
+  await apiClient.post("/auth/logout")
+}
@@ -0,0 +1,23 @@
+import apiClient from "../client"
+
+/**
+ * 请求密码重置
+ */
+export const requestPasswordReset = async (email: string): Promise<{ message: string }> => {
+  const response = await apiClient.post("/auth/forgot-password", { email })
+  return response.data
+}
+
+/**
+ * 重置密码
+ */
+export const resetPassword = async (
+  token: string,
+  newPassword: string,
+): Promise<{ message: string }> => {
+  const response = await apiClient.post("/auth/reset-password", {
+    token,
+    new_password: newPassword,
+  })
+  return response.data
+}
@@ -0,0 +1,82 @@
+/**
+ * 认证相关类型定义
+ */
+
+export interface LoginRequest {
+  email: string
+  password: string
+}
+
+export interface LoginResponse {
+  access_token: string
+  refresh_token?: string | null
+  token_type: string
+  expires_in: number
+  user_id: string
+  email: string
+  username: string
+  display_name: string
+}
+
+export interface RegisterRequest {
+  email: string
+  password: string
+  username: string
+  display_name?: string
+}
+
+export interface User {
+  id: string
+  user_id: string
+  email: string
+  username: string
+  display_name: string
+  is_email_verified: boolean
+  email_verified: boolean
+  created_at?: string
+}
+
+export interface UserResponse {
+  id?: string
+  user_id?: string
+  email: string
+  username: string
+  display_name: string
+  is_email_verified?: boolean
+  email_verified?: boolean
+  created_at?: string
+}
+
+export interface WechatAuthUrlResponse {
+  auth_url: string
+  state: string
+}
+
+export interface WechatCallbackResponse {
+  access_token: string
+  refresh_token?: string | null
+  user_id: string
+  display_name: string
+  avatar_url: string
+  is_new_user: boolean
+  binding_complete: boolean
+  expires_in: number
+}
+
+export interface SendVerificationCodeRequest {
+  target: "email" | "phone"
+  value: string
+  purpose: "bind" | "login" | "reset_password"
+}
+
+export interface BindContactRequest {
+  email?: string
+  email_code?: string
+  phone?: string
+  phone_code?: string
+}
+
+export interface BindContactResponse {
+  success: boolean
+  user: User
+}
@@ -0,0 +1,20 @@
+import type { User, UserResponse } from "./types"
+
+/**
+ * 规范化用户数据，兼容不同后端返回格式
+ */
+export const normalizeUser = (data: UserResponse): User => {
+  const userId = data.id ?? data.user_id ?? ""
+  const emailVerified = data.is_email_verified ?? data.email_verified ?? false
+
+  return {
+    id: userId,
+    user_id: userId,
+    email: data.email,
+    username: data.username,
+    display_name: data.display_name,
+    is_email_verified: emailVerified,
+    email_verified: emailVerified,
+    created_at: data.created_at,
+  }
+}
@@ -0,0 +1,21 @@
+import apiClient from "../client"
+import type { WechatAuthUrlResponse, WechatCallbackResponse } from "./types"
+
+/**
+ * 获取微信授权链接
+ */
+export const getWechatAuthUrl = async (): Promise<WechatAuthUrlResponse> => {
+  const response = await apiClient.get("/auth/wechat/url")
+  return response.data
+}
+
+/**
+ * 微信回调登录
+ */
+export const wechatCallback = async (
+  code: string,
+  state: string,
+): Promise<WechatCallbackResponse> => {
+  const response = await apiClient.post("/auth/wechat/callback", { code, state })
+  return response.data
+}
@@ -57,7 +57,21 @@ apiClient.interceptors.response.use(
    }

    // 401 → 尝试刷新 Token
-    if (error.response?.status === 401 && originalRequest && !originalRequest._retry) {
+    // 排除 auth 端点：登录/注册/找回密码的 401 是正常业务响应（如密码错误），
+    // 不应触发 token 刷新或登出跳转，走后面的错误提示逻辑即可
+    const requestUrl = originalRequest?.url || ""
+    const isAuthEndpoint =
+      requestUrl.includes("/auth/login") ||
+      requestUrl.includes("/auth/register") ||
+      requestUrl.includes("/auth/forgot-password") ||
+      requestUrl.includes("/auth/reset-password")
+
+    if (
+      error.response?.status === 401 &&
+      originalRequest &&
+      !originalRequest._retry &&
+      !isAuthEndpoint
+    ) {
      const refreshToken = useAuthStore.getState().refreshToken

      // 无 refresh_token → 直接登出
@@ -0,0 +1,8 @@
+export type {
+  PreviewStatus,
+  CreatePreviewRequest,
+  CreatePreviewResponse,
+  PreviewTaskResponse,
+} from "./types"
+
+export { createPreview, getPreviewStatus } from "./preview"
@@ -0,0 +1,16 @@
+import apiClient from "../client"
+import type { CreatePreviewRequest, CreatePreviewResponse, PreviewTaskResponse } from "./types"
+
+/** 创建预览生成任务（单版本） */
+export const createPreview = async (
+  params: CreatePreviewRequest,
+): Promise<CreatePreviewResponse> => {
+  const response = await apiClient.post<CreatePreviewResponse>("/generation/preview", params)
+  return response.data
+}
+
+/** 查询预览任务状态及结果 */
+export const getPreviewStatus = async (taskId: string): Promise<PreviewTaskResponse> => {
+  const response = await apiClient.get<PreviewTaskResponse>(`/generation/preview/${taskId}`)
+  return response.data
+}
@@ -0,0 +1,47 @@
+/** 预览任务状态 */
+export type PreviewStatus = "pending" | "generating" | "completed" | "failed" | "cancelled"
+
+/** 创建预览任务请求 */
+export interface CreatePreviewRequest {
+  template_id: string
+  asset_ids: string[]
+  title_ids?: string[]
+  voice_ids?: string[]
+  video_title?: string
+  duration?: number
+  video_ratio?: string
+  bgm_config?: {
+    enabled: boolean
+    preset_id?: string
+    volume?: number
+  }
+}
+
+/** 创建预览任务响应 */
+export interface CreatePreviewResponse {
+  task_id: string
+  status: PreviewStatus
+  is_preview: boolean
+  resolution: string
+  created_at: string
+}
+
+/** 预览任务详情响应 */
+export interface PreviewTaskResponse {
+  task_id: string
+  status: PreviewStatus
+  progress: number
+  is_preview: boolean
+  resolution: string
+  video_url?: string
+  duration?: number
+  file_size?: number
+  clip_count?: number
+  transition_count?: number
+  material_usage?: number
+  error_message?: string
+  created_at: string
+  started_at?: string
+  finished_at?: string
+  generate_duration?: number
+}
@@ -11,6 +11,7 @@ import type {
  VoiceCloneListParams,
  ListVoiceCloneResponse,
  VoiceCloneStatusResponse,
+  VoiceClonePreviewResponse,
 } from "./types"

 /** 获取克隆音色列表（返回前端兼容数组） */
@@ -85,3 +86,17 @@ export const retryVoiceClone = async (id: string): Promise<VoiceCloneProfile> =>
  const response = await apiClient.post<VoiceCloneProfile>(`/voice-clones/${id}/retry`)
  return response.data
 }
+
+/** 获取克隆音色试听音频（实时 TTS 合成） */
+export const getVoiceClonePreview = async (
+  cloneId: string,
+  text?: string,
+): Promise<VoiceClonePreviewResponse> => {
+  const searchParams = new URLSearchParams()
+  if (text) searchParams.set("text", text)
+  const qs = searchParams.toString()
+  const response = await apiClient.get<VoiceClonePreviewResponse>(
+    `/voice-clones/${cloneId}/preview${qs ? `?${qs}` : ""}`,
+  )
+  return response.data
+}
@@ -14,6 +14,7 @@ export type {
  VoiceCloneStatusResponse,
  CreateVoiceCloneRequestFull,
  VoiceCloneListParams,
+  VoiceClonePreviewResponse,
 } from "./types"

 // 工具函数
@@ -29,4 +30,5 @@ export {
  updateVoiceClone,
  getVoiceCloneStatus,
  retryVoiceClone,
+  getVoiceClonePreview,
 } from "./clones"
@@ -90,3 +90,24 @@ export interface VoiceCloneListParams {
  skip?: number
  limit?: number
 }
+
+/** 克隆音色试听响应 */
+export interface VoiceClonePreviewResponse {
+  clone_id: string
+  /** 音色克隆档案 ID */
+
+  voice_id: string
+  /** CosyVoice 音色 ID */
+
+  audio_url: string
+  /** 试听音频 URL */
+
+  text: string
+  /** 试听文本 */
+
+  duration: number
+  /** 音频时长（秒） */
+
+  file_size: number
+  /** 文件大小（字节） */
+}
@@ -0,0 +1,110 @@
+import React from "react"
+import type { MediaAsset } from "@/api/template-editor"
+import { MATERIAL_TYPE_LABELS, MATERIAL_TYPE_ICONS } from "@/api/template-editor"
+import { formatSize, formatDuration, getQualityLevel } from "./utils"
+
+interface AssetCardProps {
+  asset: MediaAsset
+  isSelected: boolean
+  isDragging: boolean
+  isDragOver: boolean
+  showCheckbox: boolean
+  compact?: boolean
+  onToggleSelect: (asset: MediaAsset, shiftKey: boolean) => void
+  onCardClick: (asset: MediaAsset, e: React.MouseEvent) => void
+  onDragStart: (e: React.DragEvent) => void
+  onDragOver: (e: React.DragEvent) => void
+  onDrop: (e: React.DragEvent) => void
+  onDragEnd: () => void
+  onMouseEnter: (e: React.MouseEvent) => void
+  onMouseLeave: () => void
+}
+
+const AssetCard: React.FC<AssetCardProps> = ({
+  asset,
+  isSelected,
+  isDragging,
+  isDragOver,
+  showCheckbox,
+  onToggleSelect,
+  onCardClick,
+  onDragStart,
+  onDragOver,
+  onDrop,
+  onDragEnd,
+  onMouseEnter,
+  onMouseLeave,
+}) => {
+  const qualityLevel = getQualityLevel(asset.quality_score)
+
+  return (
+    <div
+      className={[
+        "as-card",
+        isSelected ? "selected" : "",
+        isDragging ? "dragging" : "",
+        isDragOver ? "drag-over" : "",
+        showCheckbox ? "has-checkbox" : "",
+      ]
+        .filter(Boolean)
+        .join(" ")}
+      draggable
+      onDragStart={onDragStart}
+      onDragOver={onDragOver}
+      onDrop={onDrop}
+      onDragEnd={onDragEnd}
+      onClick={(e) => onCardClick(asset, e)}
+      onMouseEnter={onMouseEnter}
+      onMouseLeave={onMouseLeave}
+    >
+      {/* 缩略图 */}
+      <div className="as-card-thumb">
+        {asset.thumbnail_url ? (
+          <img src={asset.thumbnail_url} alt={asset.name} loading="lazy" />
+        ) : (
+          <span className="as-card-thumb-icon">{MATERIAL_TYPE_ICONS[asset.type]}</span>
+        )}
+
+        {/* Checkbox */}
+        {showCheckbox && (
+          <span
+            data-checkbox
+            className={`as-card-checkbox${isSelected ? " checked" : ""}`}
+            onClick={(e) => {
+              e.stopPropagation()
+              onToggleSelect(asset, e.shiftKey)
+            }}
+          />
+        )}
+
+        {/* 类型角标 */}
+        <span className="as-card-type-badge">{MATERIAL_TYPE_LABELS[asset.type]}</span>
+
+        {/* 时长角标 */}
+        {asset.duration != null && (
+          <span className="as-card-duration">{formatDuration(asset.duration)}</span>
+        )}
+
+        {/* 质量分角标 */}
+        {asset.quality_score != null && (
+          <span
+            className={`as-card-quality ${qualityLevel}`}
+            title={`质量分: ${asset.quality_score}`}
+          >
+            {asset.quality_score}
+          </span>
+        )}
+      </div>
+
+      {/* 信息 */}
+      <div className="as-card-info">
+        <p className="as-card-name" title={asset.name}>
+          {asset.name}
+        </p>
+        <div className="as-card-meta">{formatSize(asset.size)}</div>
+      </div>
+    </div>
+  )
+}
+
+export default AssetCard
@@ -0,0 +1,99 @@
+import React from "react"
+import type { MediaAsset } from "@/api/template-editor"
+import { MATERIAL_TYPE_LABELS, MATERIAL_TYPE_ICONS } from "@/api/template-editor"
+import { formatSize, formatDuration, getQualityColor } from "./utils"
+
+interface AssetListItemProps {
+  asset: MediaAsset
+  isSelected: boolean
+  isDragging: boolean
+  isDragOver: boolean
+  showCheckbox: boolean
+  onToggleSelect: (asset: MediaAsset, shiftKey: boolean) => void
+  onCardClick: (asset: MediaAsset, e: React.MouseEvent) => void
+  onDragStart: (e: React.DragEvent) => void
+  onDragOver: (e: React.DragEvent) => void
+  onDrop: (e: React.DragEvent) => void
+  onDragEnd: () => void
+  onMouseEnter: (e: React.MouseEvent) => void
+  onMouseLeave: () => void
+}
+
+const AssetListItem: React.FC<AssetListItemProps> = ({
+  asset,
+  isSelected,
+  isDragging,
+  isDragOver,
+  showCheckbox,
+  onToggleSelect,
+  onCardClick,
+  onDragStart,
+  onDragOver,
+  onDrop,
+  onDragEnd,
+  onMouseEnter,
+  onMouseLeave,
+}) => {
+  return (
+    <div
+      className={[
+        "as-list-item",
+        isSelected ? "selected" : "",
+        isDragging ? "dragging" : "",
+        isDragOver ? "drag-over" : "",
+      ]
+        .filter(Boolean)
+        .join(" ")}
+      draggable
+      onDragStart={onDragStart}
+      onDragOver={onDragOver}
+      onDrop={onDrop}
+      onDragEnd={onDragEnd}
+      onClick={(e) => onCardClick(asset, e)}
+      onMouseEnter={onMouseEnter}
+      onMouseLeave={onMouseLeave}
+    >
+      {/* 拖拽手柄 */}
+      <span className="as-list-item-drag" title="拖拽排序">
+        ⠿
+      </span>
+
+      {/* Checkbox */}
+      {showCheckbox && (
+        <span
+          data-checkbox
+          className={`as-list-item-checkbox${isSelected ? " checked" : ""}`}
+          onClick={(e) => {
+            e.stopPropagation()
+            onToggleSelect(asset, e.shiftKey)
+          }}
+        />
+      )}
+
+      {/* 图标 */}
+      <span className="as-list-item-icon">{MATERIAL_TYPE_ICONS[asset.type]}</span>
+
+      {/* 信息 */}
+      <div className="as-list-item-info">
+        <div className="as-list-item-name">{asset.name}</div>
+        <div className="as-list-item-meta">
+          {MATERIAL_TYPE_LABELS[asset.type]}
+          {asset.duration != null && ` · ${formatDuration(asset.duration)}`}
+          {asset.size != null && ` · ${formatSize(asset.size)}`}
+        </div>
+      </div>
+
+      {/* 质量分 */}
+      {asset.quality_score != null && (
+        <span
+          className="as-list-item-quality"
+          style={{ color: getQualityColor(asset.quality_score) }}
+        >
+          {asset.quality_score}分
+        </span>
+      )}
+    </div>
+  )
+}
+
+export default AssetListItem
@@ -9,73 +9,20 @@
 * - 筛选增强：类型筛选 + 质量分筛选
 * - 视图切换：网格视图 / 列表视图
 */
-import React, { useState, useMemo, useCallback, useRef, useEffect } from "react"
+import React, { useCallback } from "react"
 import "./AssetSelector.css"
-import { Input, Select, Button } from "@/components/ui"
+import type { AssetSelectorProps } from "./types"
+import useAssetFilter from "./hooks/useAssetFilter"
+import useAssetSelection from "./hooks/useAssetSelection"
+import useDragReorder from "./hooks/useDragReorder"
+import useAssetPreview from "./hooks/useAssetPreview"
+import SelectorToolbar from "./SelectorToolbar"
+import SelectorBatchBar from "./SelectorBatchBar"
+import AssetCard from "./AssetCard"
+import AssetListItem from "./AssetListItem"
+import PreviewOverlay from "./PreviewOverlay"
+import EmptyState from "./EmptyState"
 import type { MediaAsset } from "@/api/template-editor"
-import { MATERIAL_TYPE_LABELS, MATERIAL_TYPE_ICONS, QUALITY_OPTIONS } from "@/api/template-editor"
-
-/* ──────────── 类型 ──────────── */
-
-export interface AssetSelectorProps {
-  assets: MediaAsset[]
-  selectedIds?: string[]
-  onSelectionChange?: (ids: string[]) => void
-  onAssetDragStart?: (asset: MediaAsset) => void
-  onReorder?: (fromIdx: number, toIdx: number) => void
-  showQualityFilter?: boolean
-  showBatchSelect?: boolean
-  compact?: boolean
-}
-
-type ViewMode = "grid" | "list"
-
-/* ──────────── 工具函数 ──────────── */
-
-/** 格式化文件大小 */
-const formatSize = (bytes?: number): string => {
-  if (!bytes) return ""
-  if (bytes < 1024) return `${bytes}B`
-  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)}KB`
-  return `${(bytes / (1024 * 1024)).toFixed(1)}MB`
-}
-
-/** 格式化时长 */
-const formatDuration = (seconds?: number): string => {
-  if (!seconds) return ""
-  const m = Math.floor(seconds / 60)
-  const s = Math.floor(seconds % 60)
-  return m > 0 ? `${m}:${s.toString().padStart(2, "0")}` : `${s}s`
-}
-
-/** 获取质量分等级 */
-const getQualityLevel = (score?: number): string => {
-  if (score == null) return "none"
-  if (score >= 90) return "excellent"
-  if (score >= 70) return "good"
-  if (score >= 50) return "fair"
-  return "poor"
-}
-
-/** 质量分颜色 */
-const getQualityColor = (score?: number): string => {
-  if (score == null) return "var(--text-secondary)"
-  if (score >= 90) return "var(--success-color, #10b981)"
-  if (score >= 70) return "var(--primary-color, #6366f1)"
-  if (score >= 50) return "var(--warning-color, #f59e0b)"
-  return "var(--error-color, #ef4444)"
-}
-
-/* ──────────── 类型筛选选项 ──────────── */
-
-const TYPE_OPTIONS = [
-  { value: "", label: "全部类型" },
-  { value: "video", label: "🎬 视频" },
-  { value: "image", label: "🖼️ 图片" },
-  { value: "audio", label: "🎵 音频" },
-]
-
-/* ──────────── 组件 ──────────── */

 const AssetSelector: React.FC<AssetSelectorProps> = ({
  assets,
@@ -87,162 +34,41 @@ const AssetSelector: React.FC<AssetSelectorProps> = ({
  showBatchSelect = true,
  compact = false,
 }) => {
-  /* ── 搜索 & 筛选 ── */
-  const [searchText, setSearchText] = useState("")
-  const [filterType, setFilterType] = useState("")
-  const [filterQuality, setFilterQuality] = useState("")
-  const [viewMode, setViewMode] = useState<ViewMode>("grid")
+  // 搜索 & 筛选
+  const {
+    searchText,
+    filterType,
+    filterQuality,
+    viewMode,
+    filteredAssets,
+    setSearchText,
+    setFilterType,
+    setFilterQuality,
+    setViewMode,
+  } = useAssetFilter(assets)

-  /* ── 拖拽状态 ── */
-  const [dragIdx, setDragIdx] = useState<number | null>(null)
-  const [dragOverIdx, setDragOverIdx] = useState<number | null>(null)
+  // 选中操作
+  const { selectedSet, toggleSelect, clearSelection } = useAssetSelection({
+    filteredAssets,
+    selectedIds,
+    onSelectionChange,
+  })

-  /* ── 悬浮预览 ── */
-  const [previewAsset, setPreviewAsset] = useState<MediaAsset | null>(null)
-  const [previewPos, setPreviewPos] = useState({ x: 0, y: 0 })
-  const previewTimer = useRef<ReturnType<typeof setTimeout> | null>(null)
+  // 拖拽排序
+  const { dragIdx, dragOverIdx, handleDragStart, handleDragOver, handleDrop, handleDragEnd } =
+    useDragReorder({
+      filteredAssets,
+      selectedIds,
+      onAssetDragStart,
+      onReorder,
+    })

-  /* ── Shift 连选 ── */
-  const lastClickedIdx = useRef<number | null>(null)
-
-  /* ── 过滤后的素材列表 ── */
-  const filteredAssets = useMemo(() => {
-    let list = assets
-    if (searchText) {
-      const q = searchText.toLowerCase()
-      list = list.filter(
-        (a) => a.name.toLowerCase().includes(q) || a.tags.some((t) => t.toLowerCase().includes(q)),
-      )
-    }
-    if (filterType) {
-      list = list.filter((a) => a.type === filterType)
-    }
-    if (filterQuality) {
-      const opt = QUALITY_OPTIONS.find((o) => o.value === filterQuality)
-      if (opt?.min != null && opt?.max != null) {
-        list = list.filter(
-          (a) =>
-            a.quality_score != null && a.quality_score >= opt.min! && a.quality_score <= opt.max!,
-        )
-      }
-    }
-    return list
-  }, [assets, searchText, filterType, filterQuality])
-
-  /* ── 选中状态 ── */
-  const selectedSet = useMemo(() => new Set(selectedIds), [selectedIds])
-
-  /* ── 选择操作 ── */
-  const toggleSelect = useCallback(
-    (asset: MediaAsset, idx: number, shiftKey: boolean) => {
-      if (!onSelectionChange) return
-
-      if (shiftKey && lastClickedIdx.current !== null) {
-        // Shift 连选
-        const start = Math.min(lastClickedIdx.current, idx)
-        const end = Math.max(lastClickedIdx.current, idx)
-        const rangeIds = filteredAssets.slice(start, end + 1).map((a) => a.id)
-        const newSet = new Set(selectedIds)
-        rangeIds.forEach((id) => newSet.add(id))
-        onSelectionChange(Array.from(newSet))
-      } else {
-        const newSet = new Set(selectedIds)
-        if (newSet.has(asset.id)) {
-          newSet.delete(asset.id)
-        } else {
-          newSet.add(asset.id)
-        }
-        onSelectionChange(Array.from(newSet))
-      }
-      lastClickedIdx.current = idx
-    },
-    [onSelectionChange, selectedIds, filteredAssets],
-  )
-
-  const clearSelection = useCallback(() => {
-    onSelectionChange?.([])
-  }, [onSelectionChange])
-
-  /* ── 拖拽排序 ── */
-  const handleDragStart = useCallback(
-    (e: React.DragEvent, idx: number) => {
-      setDragIdx(idx)
-      e.dataTransfer.effectAllowed = "move"
-      e.dataTransfer.setData("text/plain", String(idx))
-      // 设置素材数据，供 TimelinePanel 接收（P1-2 修复）
-      e.dataTransfer.setData("application/x-media-asset", JSON.stringify(filteredAssets[idx]))
-      // 批量拖拽：如果有多个选中素材，一起携带
-      if (selectedIds.length > 1 && selectedIds.includes(filteredAssets[idx].id)) {
-        const batchAssets = filteredAssets.filter((a) => selectedIds.includes(a.id))
-        e.dataTransfer.setData("application/x-media-assets", JSON.stringify(batchAssets))
-      }
-      // 通知父组件素材拖拽开始
-      if (onAssetDragStart) {
-        onAssetDragStart(filteredAssets[idx])
-      }
-    },
-    [filteredAssets, selectedIds, onAssetDragStart],
-  )
-
-  const handleDragOver = useCallback(
-    (e: React.DragEvent, idx: number) => {
-      e.preventDefault()
-      e.dataTransfer.dropEffect = "move"
-      if (dragIdx === null || dragIdx === idx) return
-      setDragOverIdx(idx)
-    },
-    [dragIdx],
-  )
-
-  const handleDrop = useCallback(
-    (e: React.DragEvent, toIdx: number) => {
-      e.preventDefault()
-      if (dragIdx !== null && dragIdx !== toIdx && onReorder) {
-        onReorder(dragIdx, toIdx)
-      }
-      setDragIdx(null)
-      setDragOverIdx(null)
-    },
-    [dragIdx, onReorder],
-  )
-
-  const handleDragEnd = useCallback(() => {
-    setDragIdx(null)
-    setDragOverIdx(null)
-  }, [])
-
-  /* ── 悬浮预览 ── */
-  const handleMouseEnter = useCallback((asset: MediaAsset, e: React.MouseEvent) => {
-    if (previewTimer.current) clearTimeout(previewTimer.current)
-    previewTimer.current = setTimeout(() => {
-      const rect = (e.currentTarget as HTMLElement).getBoundingClientRect()
-      setPreviewAsset(asset)
-      setPreviewPos({
-        x: rect.right + 12,
-        y: Math.max(8, rect.top - 20),
-      })
-    }, 400)
-  }, [])
-
-  const handleMouseLeave = useCallback(() => {
-    if (previewTimer.current) {
-      clearTimeout(previewTimer.current)
-      previewTimer.current = null
-    }
-    setPreviewAsset(null)
-  }, [])
-
-  // 清理定时器
-  useEffect(() => {
-    return () => {
-      if (previewTimer.current) clearTimeout(previewTimer.current)
-    }
-  }, [])
+  // 悬浮预览
+  const { previewAsset, previewPos, handleMouseEnter, handleMouseLeave } = useAssetPreview()

  /* ── 点击卡片 ── */
  const handleCardClick = useCallback(
    (asset: MediaAsset, idx: number, e: React.MouseEvent) => {
-      // 如果点击的是 checkbox 区域，不触发卡片点击
      const target = e.target as HTMLElement
      if (target.closest("[data-checkbox]")) return
      toggleSelect(asset, idx, e.shiftKey)
@@ -250,253 +76,82 @@ const AssetSelector: React.FC<AssetSelectorProps> = ({
    [toggleSelect],
  )

-  /* ──────────── 渲染 ──────────── */
-
  const hasSelection = selectedIds.length > 0

  return (
    <div className="as-container">
-      {/* ═══ 工具栏 ═══ */}
-      <div className="as-toolbar">
-        <div className="as-toolbar-left">
-          <div className="as-search">
-            <Input
-              placeholder="搜索素材..."
-              value={searchText}
-              onChange={(e) => setSearchText(e.target.value)}
-              prefix="🔍"
-            />
-          </div>
-          <Select
-            value={filterType}
-            onChange={(v: string) => setFilterType(v)}
-            options={TYPE_OPTIONS}
-          />
-          {showQualityFilter && (
-            <Select
-              value={filterQuality}
-              onChange={(v: string) => setFilterQuality(v)}
-              options={QUALITY_OPTIONS}
-            />
-          )}
-        </div>
-        <div className="as-toolbar-right">
-          <button
-            className={`as-view-btn${viewMode === "grid" ? " active" : ""}`}
-            onClick={() => setViewMode("grid")}
-            title="网格视图"
-          >
-            ⊞
-          </button>
-          <button
-            className={`as-view-btn${viewMode === "list" ? " active" : ""}`}
-            onClick={() => setViewMode("list")}
-            title="列表视图"
-          >
-            ☰
-          </button>
-        </div>
-      </div>
+      {/* 工具栏 */}
+      <SelectorToolbar
+        searchText={searchText}
+        filterType={filterType}
+        filterQuality={filterQuality}
+        viewMode={viewMode}
+        showQualityFilter={showQualityFilter}
+        onSearchChange={setSearchText}
+        onTypeChange={setFilterType}
+        onQualityChange={setFilterQuality}
+        onViewModeChange={setViewMode}
+      />

-      {/* ═══ 批量操作栏 ═══ */}
+      {/* 批量操作栏 */}
      {showBatchSelect && hasSelection && (
-        <div className="as-batch-bar">
-          <span className="as-batch-bar-count">已选 {selectedIds.length} 项</span>
-          <div className="as-batch-bar-actions">
-            <Button buttonType="ghost" buttonSize="sm" onClick={clearSelection}>
-              取消选择
-            </Button>
-          </div>
-        </div>
+        <SelectorBatchBar selectedCount={selectedIds.length} onClear={clearSelection} />
      )}

-      {/* ═══ 素材列表 ═══ */}
+      {/* 素材列表 */}
      <div className="as-body">
        {filteredAssets.length === 0 ? (
-          <div className="as-empty">
-            <div className="as-empty-icon">📂</div>
-            <p>暂无素材</p>
-          </div>
+          <EmptyState />
        ) : viewMode === "grid" ? (
-          /* ── 网格视图 ── */
+          /* 网格视图 */
          <div className={`as-grid${compact ? " compact" : ""}`}>
-            {filteredAssets.map((asset, idx) => {
-              const isSelected = selectedSet.has(asset.id)
-              const isDragging = dragIdx === idx
-              const isDragOver = dragOverIdx === idx
-              const qualityLevel = getQualityLevel(asset.quality_score)
-
-              return (
-                <div
-                  key={asset.id}
-                  className={[
-                    "as-card",
-                    isSelected ? "selected" : "",
-                    isDragging ? "dragging" : "",
-                    isDragOver ? "drag-over" : "",
-                    showBatchSelect ? "has-checkbox" : "",
-                  ]
-                    .filter(Boolean)
-                    .join(" ")}
-                  draggable
-                  onDragStart={(e) => handleDragStart(e, idx)}
-                  onDragOver={(e) => handleDragOver(e, idx)}
-                  onDrop={(e) => handleDrop(e, idx)}
-                  onDragEnd={handleDragEnd}
-                  onClick={(e) => handleCardClick(asset, idx, e)}
-                  onMouseEnter={(e) => handleMouseEnter(asset, e)}
-                  onMouseLeave={handleMouseLeave}
-                >
-                  {/* 缩略图 */}
-                  <div className="as-card-thumb">
-                    {asset.thumbnail_url ? (
-                      <img src={asset.thumbnail_url} alt={asset.name} loading="lazy" />
-                    ) : (
-                      <span className="as-card-thumb-icon">{MATERIAL_TYPE_ICONS[asset.type]}</span>
-                    )}
-
-                    {/* Checkbox */}
-                    {showBatchSelect && (
-                      <span
-                        data-checkbox
-                        className={`as-card-checkbox${isSelected ? " checked" : ""}`}
-                        onClick={(e) => {
-                          e.stopPropagation()
-                          toggleSelect(asset, idx, e.shiftKey)
-                        }}
-                      />
-                    )}
-
-                    {/* 类型角标 */}
-                    <span className="as-card-type-badge">{MATERIAL_TYPE_LABELS[asset.type]}</span>
-
-                    {/* 时长角标 */}
-                    {asset.duration != null && (
-                      <span className="as-card-duration">{formatDuration(asset.duration)}</span>
-                    )}
-
-                    {/* 质量分角标 */}
-                    {asset.quality_score != null && (
-                      <span
-                        className={`as-card-quality ${qualityLevel}`}
-                        title={`质量分: ${asset.quality_score}`}
-                      >
-                        {asset.quality_score}
-                      </span>
-                    )}
-                  </div>
-
-                  {/* 信息 */}
-                  <div className="as-card-info">
-                    <p className="as-card-name" title={asset.name}>
-                      {asset.name}
-                    </p>
-                    <div className="as-card-meta">{formatSize(asset.size)}</div>
-                  </div>
-                </div>
-              )
-            })}
+            {filteredAssets.map((asset, idx) => (
+              <AssetCard
+                key={asset.id}
+                asset={asset}
+                isSelected={selectedSet.has(asset.id)}
+                isDragging={dragIdx === idx}
+                isDragOver={dragOverIdx === idx}
+                showCheckbox={showBatchSelect}
+                compact={compact}
+                onToggleSelect={(a, shiftKey) => toggleSelect(a, idx, shiftKey)}
+                onCardClick={(a, e) => handleCardClick(a, idx, e)}
+                onDragStart={(e) => handleDragStart(e, idx)}
+                onDragOver={(e) => handleDragOver(e, idx)}
+                onDrop={(e) => handleDrop(e, idx)}
+                onDragEnd={handleDragEnd}
+                onMouseEnter={(e) => handleMouseEnter(asset, e)}
+                onMouseLeave={handleMouseLeave}
+              />
+            ))}
          </div>
        ) : (
-          /* ── 列表视图 ── */
+          /* 列表视图 */
          <div className="as-list">
-            {filteredAssets.map((asset, idx) => {
-              const isSelected = selectedSet.has(asset.id)
-              const isDragging = dragIdx === idx
-              const isDragOver = dragOverIdx === idx
-
-              return (
-                <div
-                  key={asset.id}
-                  className={[
-                    "as-list-item",
-                    isSelected ? "selected" : "",
-                    isDragging ? "dragging" : "",
-                    isDragOver ? "drag-over" : "",
-                  ]
-                    .filter(Boolean)
-                    .join(" ")}
-                  draggable
-                  onDragStart={(e) => handleDragStart(e, idx)}
-                  onDragOver={(e) => handleDragOver(e, idx)}
-                  onDrop={(e) => handleDrop(e, idx)}
-                  onDragEnd={handleDragEnd}
-                  onClick={(e) => handleCardClick(asset, idx, e)}
-                  onMouseEnter={(e) => handleMouseEnter(asset, e)}
-                  onMouseLeave={handleMouseLeave}
-                >
-                  {/* 拖拽手柄 */}
-                  <span className="as-list-item-drag" title="拖拽排序">
-                    ⠿
-                  </span>
-
-                  {/* Checkbox */}
-                  {showBatchSelect && (
-                    <span
-                      data-checkbox
-                      className={`as-list-item-checkbox${isSelected ? " checked" : ""}`}
-                      onClick={(e) => {
-                        e.stopPropagation()
-                        toggleSelect(asset, idx, e.shiftKey)
-                      }}
-                    />
-                  )}
-
-                  {/* 图标 */}
-                  <span className="as-list-item-icon">{MATERIAL_TYPE_ICONS[asset.type]}</span>
-
-                  {/* 信息 */}
-                  <div className="as-list-item-info">
-                    <div className="as-list-item-name">{asset.name}</div>
-                    <div className="as-list-item-meta">
-                      {MATERIAL_TYPE_LABELS[asset.type]}
-                      {asset.duration != null && ` · ${formatDuration(asset.duration)}`}
-                      {asset.size != null && ` · ${formatSize(asset.size)}`}
-                    </div>
-                  </div>
-
-                  {/* 质量分 */}
-                  {asset.quality_score != null && (
-                    <span
-                      className="as-list-item-quality"
-                      style={{ color: getQualityColor(asset.quality_score) }}
-                    >
-                      {asset.quality_score}分
-                    </span>
-                  )}
-                </div>
-              )
-            })}
+            {filteredAssets.map((asset, idx) => (
+              <AssetListItem
+                key={asset.id}
+                asset={asset}
+                isSelected={selectedSet.has(asset.id)}
+                isDragging={dragIdx === idx}
+                isDragOver={dragOverIdx === idx}
+                showCheckbox={showBatchSelect}
+                onToggleSelect={(a, shiftKey) => toggleSelect(a, idx, shiftKey)}
+                onCardClick={(a, e) => handleCardClick(a, idx, e)}
+                onDragStart={(e) => handleDragStart(e, idx)}
+                onDragOver={(e) => handleDragOver(e, idx)}
+                onDrop={(e) => handleDrop(e, idx)}
+                onDragEnd={handleDragEnd}
+                onMouseEnter={(e) => handleMouseEnter(asset, e)}
+                onMouseLeave={handleMouseLeave}
+              />
+            ))}
          </div>
        )}
      </div>

-      {/* ═══ 悬浮预览 ═══ */}
-      {previewAsset && (
-        <div className="as-preview-overlay" style={{ left: previewPos.x, top: previewPos.y }}>
-          <div className="as-preview-overlay-thumb">
-            {previewAsset.thumbnail_url ? (
-              <img src={previewAsset.thumbnail_url} alt={previewAsset.name} />
-            ) : (
-              <span className="as-preview-overlay-thumb-icon">
-                {MATERIAL_TYPE_ICONS[previewAsset.type]}
-              </span>
-            )}
-          </div>
-          <p className="as-preview-overlay-name">{previewAsset.name}</p>
-          <div className="as-preview-overlay-meta">
-            <span>类型: {MATERIAL_TYPE_LABELS[previewAsset.type]}</span>
-            {previewAsset.duration != null && (
-              <span>时长: {formatDuration(previewAsset.duration)}</span>
-            )}
-            {previewAsset.size != null && <span>大小: {formatSize(previewAsset.size)}</span>}
-            {previewAsset.quality_score != null && (
-              <span>质量分: {previewAsset.quality_score}</span>
-            )}
-            {previewAsset.tags.length > 0 && <span>标签: {previewAsset.tags.join(", ")}</span>}
-          </div>
-        </div>
-      )}
+      {/* 悬浮预览 */}
+      {previewAsset && <PreviewOverlay asset={previewAsset} position={previewPos} />}
    </div>
  )
 }
@@ -0,0 +1,12 @@
+import React from "react"
+
+const EmptyState: React.FC = () => {
+  return (
+    <div className="as-empty">
+      <div className="as-empty-icon">📂</div>
+      <p>暂无素材</p>
+    </div>
+  )
+}
+
+export default EmptyState
@@ -0,0 +1,33 @@
+import React from "react"
+import type { MediaAsset } from "@/api/template-editor"
+import { MATERIAL_TYPE_LABELS, MATERIAL_TYPE_ICONS } from "@/api/template-editor"
+import { formatSize, formatDuration } from "./utils"
+
+interface PreviewOverlayProps {
+  asset: MediaAsset
+  position: { x: number; y: number }
+}
+
+const PreviewOverlay: React.FC<PreviewOverlayProps> = ({ asset, position }) => {
+  return (
+    <div className="as-preview-overlay" style={{ left: position.x, top: position.y }}>
+      <div className="as-preview-overlay-thumb">
+        {asset.thumbnail_url ? (
+          <img src={asset.thumbnail_url} alt={asset.name} />
+        ) : (
+          <span className="as-preview-overlay-thumb-icon">{MATERIAL_TYPE_ICONS[asset.type]}</span>
+        )}
+      </div>
+      <p className="as-preview-overlay-name">{asset.name}</p>
+      <div className="as-preview-overlay-meta">
+        <span>类型: {MATERIAL_TYPE_LABELS[asset.type]}</span>
+        {asset.duration != null && <span>时长: {formatDuration(asset.duration)}</span>}
+        {asset.size != null && <span>大小: {formatSize(asset.size)}</span>}
+        {asset.quality_score != null && <span>质量分: {asset.quality_score}</span>}
+        {asset.tags.length > 0 && <span>标签: {asset.tags.join(", ")}</span>}
+      </div>
+    </div>
+  )
+}
+
+export default PreviewOverlay
@@ -0,0 +1,22 @@
+import React from "react"
+import { Button } from "@/components/ui"
+
+interface SelectorBatchBarProps {
+  selectedCount: number
+  onClear: () => void
+}
+
+const SelectorBatchBar: React.FC<SelectorBatchBarProps> = ({ selectedCount, onClear }) => {
+  return (
+    <div className="as-batch-bar">
+      <span className="as-batch-bar-count">已选 {selectedCount} 项</span>
+      <div className="as-batch-bar-actions">
+        <Button buttonType="ghost" buttonSize="sm" onClick={onClear}>
+          取消选择
+        </Button>
+      </div>
+    </div>
+  )
+}
+
+export default SelectorBatchBar
@@ -0,0 +1,74 @@
+import React from "react"
+import { Input, Select } from "@/components/ui"
+import { TYPE_OPTIONS } from "./constants"
+import { QUALITY_OPTIONS } from "@/api/template-editor"
+import type { ViewMode } from "./types"
+
+interface SelectorToolbarProps {
+  searchText: string
+  filterType: string
+  filterQuality: string
+  viewMode: ViewMode
+  showQualityFilter: boolean
+  onSearchChange: (value: string) => void
+  onTypeChange: (value: string) => void
+  onQualityChange: (value: string) => void
+  onViewModeChange: (mode: ViewMode) => void
+}
+
+const SelectorToolbar: React.FC<SelectorToolbarProps> = ({
+  searchText,
+  filterType,
+  filterQuality,
+  viewMode,
+  showQualityFilter,
+  onSearchChange,
+  onTypeChange,
+  onQualityChange,
+  onViewModeChange,
+}) => {
+  return (
+    <div className="as-toolbar">
+      <div className="as-toolbar-left">
+        <div className="as-search">
+          <Input
+            placeholder="搜索素材..."
+            value={searchText}
+            onChange={(e) => onSearchChange(e.target.value)}
+            prefix="🔍"
+          />
+        </div>
+        <Select
+          value={filterType}
+          onChange={(v: string) => onTypeChange(v)}
+          options={TYPE_OPTIONS}
+        />
+        {showQualityFilter && (
+          <Select
+            value={filterQuality}
+            onChange={(v: string) => onQualityChange(v)}
+            options={QUALITY_OPTIONS}
+          />
+        )}
+      </div>
+      <div className="as-toolbar-right">
+        <button
+          className={`as-view-btn${viewMode === "grid" ? " active" : ""}`}
+          onClick={() => onViewModeChange("grid")}
+          title="网格视图"
+        >
+          ⊞
+        </button>
+        <button
+          className={`as-view-btn${viewMode === "list" ? " active" : ""}`}
+          onClick={() => onViewModeChange("list")}
+          title="列表视图"
+        >
+          ☰
+        </button>
+      </div>
+    </div>
+  )
+}
+
+export default SelectorToolbar
@@ -0,0 +1,7 @@
+/** 类型筛选选项 */
+export const TYPE_OPTIONS = [
+  { value: "", label: "全部类型" },
+  { value: "video", label: "🎬 视频" },
+  { value: "image", label: "🖼️ 图片" },
+  { value: "audio", label: "🎵 音频" },
+]
@@ -0,0 +1,63 @@
+import { useState, useMemo } from "react"
+import type { MediaAsset } from "@/api/template-editor"
+import { QUALITY_OPTIONS } from "@/api/template-editor"
+import type { ViewMode } from "../types"
+
+interface UseAssetFilterReturn {
+  searchText: string
+  filterType: string
+  filterQuality: string
+  viewMode: ViewMode
+  filteredAssets: MediaAsset[]
+  setSearchText: (value: string) => void
+  setFilterType: (value: string) => void
+  setFilterQuality: (value: string) => void
+  setViewMode: (mode: ViewMode) => void
+}
+
+/**
+ * 素材筛选 Hook —— 搜索 + 类型 + 质量分 + 视图切换
+ */
+const useAssetFilter = (assets: MediaAsset[]): UseAssetFilterReturn => {
+  const [searchText, setSearchText] = useState("")
+  const [filterType, setFilterType] = useState("")
+  const [filterQuality, setFilterQuality] = useState("")
+  const [viewMode, setViewMode] = useState<ViewMode>("grid")
+
+  const filteredAssets = useMemo(() => {
+    let list = assets
+    if (searchText) {
+      const q = searchText.toLowerCase()
+      list = list.filter(
+        (a) => a.name.toLowerCase().includes(q) || a.tags.some((t) => t.toLowerCase().includes(q)),
+      )
+    }
+    if (filterType) {
+      list = list.filter((a) => a.type === filterType)
+    }
+    if (filterQuality) {
+      const opt = QUALITY_OPTIONS.find((o) => o.value === filterQuality)
+      if (opt?.min != null && opt?.max != null) {
+        list = list.filter(
+          (a) =>
+            a.quality_score != null && a.quality_score >= opt.min! && a.quality_score <= opt.max!,
+        )
+      }
+    }
+    return list
+  }, [assets, searchText, filterType, filterQuality])
+
+  return {
+    searchText,
+    filterType,
+    filterQuality,
+    viewMode,
+    filteredAssets,
+    setSearchText,
+    setFilterType,
+    setFilterQuality,
+    setViewMode,
+  }
+}
+
+export default useAssetFilter
@@ -0,0 +1,54 @@
+import { useState, useRef, useCallback, useEffect } from "react"
+import type { MediaAsset } from "@/api/template-editor"
+
+interface UseAssetPreviewReturn {
+  previewAsset: MediaAsset | null
+  previewPos: { x: number; y: number }
+  handleMouseEnter: (asset: MediaAsset, e: React.MouseEvent) => void
+  handleMouseLeave: () => void
+}
+
+/**
+ * 悬浮预览 Hook —— 延迟 400ms 显示预览浮层
+ */
+const useAssetPreview = (): UseAssetPreviewReturn => {
+  const [previewAsset, setPreviewAsset] = useState<MediaAsset | null>(null)
+  const [previewPos, setPreviewPos] = useState({ x: 0, y: 0 })
+  const previewTimer = useRef<ReturnType<typeof setTimeout> | null>(null)
+
+  const handleMouseEnter = useCallback((asset: MediaAsset, e: React.MouseEvent) => {
+    if (previewTimer.current) clearTimeout(previewTimer.current)
+    previewTimer.current = setTimeout(() => {
+      const rect = (e.currentTarget as HTMLElement).getBoundingClientRect()
+      setPreviewAsset(asset)
+      setPreviewPos({
+        x: rect.right + 12,
+        y: Math.max(8, rect.top - 20),
+      })
+    }, 400)
+  }, [])
+
+  const handleMouseLeave = useCallback(() => {
+    if (previewTimer.current) {
+      clearTimeout(previewTimer.current)
+      previewTimer.current = null
+    }
+    setPreviewAsset(null)
+  }, [])
+
+  // 清理定时器
+  useEffect(() => {
+    return () => {
+      if (previewTimer.current) clearTimeout(previewTimer.current)
+    }
+  }, [])
+
+  return {
+    previewAsset,
+    previewPos,
+    handleMouseEnter,
+    handleMouseLeave,
+  }
+}
+
+export default useAssetPreview
@@ -0,0 +1,65 @@
+import { useCallback, useRef, useMemo } from "react"
+import type { MediaAsset } from "@/api/template-editor"
+
+interface UseAssetSelectionOptions {
+  filteredAssets: MediaAsset[]
+  selectedIds: string[]
+  onSelectionChange?: (ids: string[]) => void
+}
+
+interface UseAssetSelectionReturn {
+  selectedSet: Set<string>
+  toggleSelect: (asset: MediaAsset, idx: number, shiftKey: boolean) => void
+  clearSelection: () => void
+}
+
+/**
+ * 素材选择 Hook —— 单选/多选/Shift 连选
+ */
+const useAssetSelection = ({
+  filteredAssets,
+  selectedIds,
+  onSelectionChange,
+}: UseAssetSelectionOptions): UseAssetSelectionReturn => {
+  const lastClickedIdx = useRef<number | null>(null)
+
+  const selectedSet = useMemo(() => new Set(selectedIds), [selectedIds])
+
+  const toggleSelect = useCallback(
+    (asset: MediaAsset, idx: number, shiftKey: boolean) => {
+      if (!onSelectionChange) return
+
+      if (shiftKey && lastClickedIdx.current !== null) {
+        // Shift 连选
+        const start = Math.min(lastClickedIdx.current, idx)
+        const end = Math.max(lastClickedIdx.current, idx)
+        const rangeIds = filteredAssets.slice(start, end + 1).map((a) => a.id)
+        const newSet = new Set(selectedIds)
+        rangeIds.forEach((id) => newSet.add(id))
+        onSelectionChange(Array.from(newSet))
+      } else {
+        const newSet = new Set(selectedIds)
+        if (newSet.has(asset.id)) {
+          newSet.delete(asset.id)
+        } else {
+          newSet.add(asset.id)
+        }
+        onSelectionChange(Array.from(newSet))
+      }
+      lastClickedIdx.current = idx
+    },
+    [onSelectionChange, selectedIds, filteredAssets],
+  )
+
+  const clearSelection = useCallback(() => {
+    onSelectionChange?.([])
+  }, [onSelectionChange])
+
+  return {
+    selectedSet,
+    toggleSelect,
+    clearSelection,
+  }
+}
+
+export default useAssetSelection
@@ -0,0 +1,89 @@
+import { useState, useCallback } from "react"
+import type { MediaAsset } from "@/api/template-editor"
+
+interface UseDragReorderOptions {
+  filteredAssets: MediaAsset[]
+  selectedIds: string[]
+  onAssetDragStart?: (asset: MediaAsset) => void
+  onReorder?: (fromIdx: number, toIdx: number) => void
+}
+
+interface UseDragReorderReturn {
+  dragIdx: number | null
+  dragOverIdx: number | null
+  handleDragStart: (e: React.DragEvent, idx: number) => void
+  handleDragOver: (e: React.DragEvent, idx: number) => void
+  handleDrop: (e: React.DragEvent, toIdx: number) => void
+  handleDragEnd: () => void
+}
+
+/**
+ * 拖拽排序 Hook —— HTML5 DnD，支持批量拖拽携带数据
+ */
+const useDragReorder = ({
+  filteredAssets,
+  selectedIds,
+  onAssetDragStart,
+  onReorder,
+}: UseDragReorderOptions): UseDragReorderReturn => {
+  const [dragIdx, setDragIdx] = useState<number | null>(null)
+  const [dragOverIdx, setDragOverIdx] = useState<number | null>(null)
+
+  const handleDragStart = useCallback(
+    (e: React.DragEvent, idx: number) => {
+      setDragIdx(idx)
+      e.dataTransfer.effectAllowed = "move"
+      e.dataTransfer.setData("text/plain", String(idx))
+      // 设置素材数据，供 TimelinePanel 接收
+      e.dataTransfer.setData("application/x-media-asset", JSON.stringify(filteredAssets[idx]))
+      // 批量拖拽：如果有多个选中素材，一起携带
+      if (selectedIds.length > 1 && selectedIds.includes(filteredAssets[idx].id)) {
+        const batchAssets = filteredAssets.filter((a) => selectedIds.includes(a.id))
+        e.dataTransfer.setData("application/x-media-assets", JSON.stringify(batchAssets))
+      }
+      // 通知父组件素材拖拽开始
+      if (onAssetDragStart) {
+        onAssetDragStart(filteredAssets[idx])
+      }
+    },
+    [filteredAssets, selectedIds, onAssetDragStart],
+  )
+
+  const handleDragOver = useCallback(
+    (e: React.DragEvent, idx: number) => {
+      e.preventDefault()
+      e.dataTransfer.dropEffect = "move"
+      if (dragIdx === null || dragIdx === idx) return
+      setDragOverIdx(idx)
+    },
+    [dragIdx],
+  )
+
+  const handleDrop = useCallback(
+    (e: React.DragEvent, toIdx: number) => {
+      e.preventDefault()
+      if (dragIdx !== null && dragIdx !== toIdx && onReorder) {
+        onReorder(dragIdx, toIdx)
+      }
+      setDragIdx(null)
+      setDragOverIdx(null)
+    },
+    [dragIdx, onReorder],
+  )
+
+  const handleDragEnd = useCallback(() => {
+    setDragIdx(null)
+    setDragOverIdx(null)
+  }, [])
+
+  return {
+    dragIdx,
+    dragOverIdx,
+    handleDragStart,
+    handleDragOver,
+    handleDrop,
+    handleDragEnd,
+  }
+}
+
+export default useDragReorder
@@ -1,2 +1,2 @@
 export { default as AssetSelector } from "./AssetSelector"
-export type { AssetSelectorProps } from "./AssetSelector"
+export type { AssetSelectorProps, ViewMode } from "./types"
@@ -0,0 +1,14 @@
+import type { MediaAsset } from "@/api/template-editor"
+
+export interface AssetSelectorProps {
+  assets: MediaAsset[]
+  selectedIds?: string[]
+  onSelectionChange?: (ids: string[]) => void
+  onAssetDragStart?: (asset: MediaAsset) => void
+  onReorder?: (fromIdx: number, toIdx: number) => void
+  showQualityFilter?: boolean
+  showBatchSelect?: boolean
+  compact?: boolean
+}
+
+export type ViewMode = "grid" | "list"
@@ -0,0 +1,33 @@
+/** 格式化文件大小 */
+export const formatSize = (bytes?: number): string => {
+  if (!bytes) return ""
+  if (bytes < 1024) return `${bytes}B`
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)}KB`
+  return `${(bytes / (1024 * 1024)).toFixed(1)}MB`
+}
+
+/** 格式化时长 */
+export const formatDuration = (seconds?: number): string => {
+  if (!seconds) return ""
+  const m = Math.floor(seconds / 60)
+  const s = Math.floor(seconds % 60)
+  return m > 0 ? `${m}:${s.toString().padStart(2, "0")}` : `${s}s`
+}
+
+/** 获取质量分等级 */
+export const getQualityLevel = (score?: number): string => {
+  if (score == null) return "none"
+  if (score >= 90) return "excellent"
+  if (score >= 70) return "good"
+  if (score >= 50) return "fair"
+  return "poor"
+}
+
+/** 质量分颜色 */
+export const getQualityColor = (score?: number): string => {
+  if (score == null) return "var(--text-secondary)"
+  if (score >= 90) return "var(--success-color, #10b981)"
+  if (score >= 70) return "var(--primary-color, #6366f1)"
+  if (score >= 50) return "var(--warning-color, #f59e0b)"
+  return "var(--error-color, #ef4444)"
+}
@@ -0,0 +1,97 @@
+import { useState, useEffect } from "react"
+import { Form, message } from "antd"
+import { sendVerificationCode, bindContact, type BindContactResponse } from "@/api/auth"
+import { useCountdown } from "./useCountdown"
+
+type ContactType = "email" | "phone"
+
+interface UseBindContactFormOptions {
+  open: boolean
+  onSuccess?: (user: BindContactResponse["user"]) => void
+  onCancel?: () => void
+}
+
+/**
+ * 绑定联系方式表单 Hook
+ * 封装表单状态、验证码发送、提交绑定等业务逻辑
+ */
+export const useBindContactForm = ({ open, onSuccess }: UseBindContactFormOptions) => {
+  const [activeTab, setActiveTab] = useState<ContactType>("email")
+  const [form] = Form.useForm()
+  const [loading, setLoading] = useState(false)
+  const [codeLoading, setCodeLoading] = useState(false)
+  const { countdown, isRunning, start: startCountdown, reset: resetCountdown } = useCountdown(60)
+
+  /* ── 打开时重置表单 ── */
+  useEffect(() => {
+    if (open) {
+      form.resetFields()
+      resetCountdown()
+    }
+  }, [open, form, resetCountdown])
+
+  /* ── 发送验证码 ── */
+  const handleSendCode = async () => {
+    try {
+      const fieldName = activeTab === "email" ? "email" : "phone"
+      const value = form.getFieldValue(fieldName)
+      if (!value) {
+        message.warning(activeTab === "email" ? "请输入邮箱" : "请输入手机号")
+        return
+      }
+      setCodeLoading(true)
+      await sendVerificationCode({
+        target: activeTab,
+        value,
+        purpose: "bind",
+      })
+      message.success("验证码已发送")
+      startCountdown()
+    } catch {
+      // error handled by interceptor
+    } finally {
+      setCodeLoading(false)
+    }
+  }
+
+  /* ── 提交绑定 ── */
+  const handleSubmit = async () => {
+    // 1. 表单验证（失败时 Ant Design Form 会自动展示错误信息）
+    let values
+    try {
+      values = await form.validateFields()
+    } catch {
+      return
+    }
+
+    // 2. 调用绑定接口
+    setLoading(true)
+    try {
+      const payload =
+        activeTab === "email"
+          ? { email: values.email, email_code: values.email_code }
+          : { phone: values.phone, phone_code: values.phone_code }
+
+      const result = await bindContact(payload)
+
+      message.success("绑定成功")
+      onSuccess?.(result.user)
+    } catch {
+      // API 错误由全局拦截器统一处理提示
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  return {
+    activeTab,
+    setActiveTab,
+    form,
+    loading,
+    codeLoading,
+    countdown,
+    codeDisabled: isRunning,
+    handleSendCode,
+    handleSubmit,
+  }
+}
@@ -0,0 +1,39 @@
+import { useState, useEffect, useRef, useCallback } from "react"
+
+/**
+ * 倒计时 Hook
+ * 用于验证码发送等场景的倒计时控制
+ */
+export const useCountdown = (initialSeconds = 60) => {
+  const [countdown, setCountdown] = useState(0)
+  const timerRef = useRef<ReturnType<typeof setInterval> | null>(null)
+
+  useEffect(() => {
+    if (countdown > 0) {
+      timerRef.current = setInterval(() => {
+        setCountdown((prev) => prev - 1)
+      }, 1000)
+    } else if (timerRef.current) {
+      clearInterval(timerRef.current)
+      timerRef.current = null
+    }
+    return () => {
+      if (timerRef.current) clearInterval(timerRef.current)
+    }
+  }, [countdown])
+
+  const start = useCallback(() => {
+    setCountdown(initialSeconds)
+  }, [initialSeconds])
+
+  const reset = useCallback(() => {
+    setCountdown(0)
+  }, [])
+
+  return {
+    countdown,
+    isRunning: countdown > 0,
+    start,
+    reset,
+  }
+}
@@ -1,84 +1,20 @@
-import React, { useState, useEffect, useRef } from "react"
-import { Modal, Tabs, Form, Input, Button, message } from "antd"
-import { sendVerificationCode, bindContact, type BindContactResponse } from "@/api/auth"
-
-interface BindContactModalProps {
-  open: boolean
-  onSuccess?: (user: BindContactResponse["user"]) => void
-  onCancel?: () => void
-}
+import React from "react"
+import { Modal, Tabs, Form, Input, Button } from "antd"
+import { useBindContactForm } from "./hooks/useBindContactForm"
+import type { BindContactModalProps } from "./types"

 const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, onCancel }) => {
-  const [activeTab, setActiveTab] = useState<"email" | "phone">("email")
-  const [form] = Form.useForm()
-  const [loading, setLoading] = useState(false)
-  const [codeLoading, setCodeLoading] = useState(false)
-  const [countdown, setCountdown] = useState(0)
-  const timerRef = useRef<ReturnType<typeof setInterval> | null>(null)
-
-  useEffect(() => {
-    if (countdown > 0) {
-      timerRef.current = setInterval(() => {
-        setCountdown((prev) => prev - 1)
-      }, 1000)
-    } else if (timerRef.current) {
-      clearInterval(timerRef.current)
-      timerRef.current = null
-    }
-    return () => {
-      if (timerRef.current) clearInterval(timerRef.current)
-    }
-  }, [countdown])
-
-  useEffect(() => {
-    if (open) {
-      form.resetFields()
-      setCountdown(0)
-    }
-  }, [open, form])
-
-  const handleSendCode = async () => {
-    try {
-      const value = form.getFieldValue(activeTab === "email" ? "email" : "phone")
-      if (!value) {
-        message.warning(activeTab === "email" ? "请输入邮箱" : "请输入手机号")
-        return
-      }
-      setCodeLoading(true)
-      await sendVerificationCode({
-        target: activeTab,
-        value,
-        purpose: "bind",
-      })
-      message.success("验证码已发送")
-      setCountdown(60)
-    } catch (error) {
-      // error handled by interceptor
-    } finally {
-      setCodeLoading(false)
-    }
-  }
-
-  const handleSubmit = async () => {
-    try {
-      const values = await form.validateFields()
-      setLoading(true)
-
-      const payload =
-        activeTab === "email"
-          ? { email: values.email, email_code: values.code }
-          : { phone: values.phone, phone_code: values.code }
-
-      const result = await bindContact(payload)
-
-      message.success("绑定成功")
-      onSuccess?.(result.user)
-    } catch (error) {
-      // error handled by interceptor
-    } finally {
-      setLoading(false)
-    }
-  }
+  const {
+    activeTab,
+    setActiveTab,
+    form,
+    loading,
+    codeLoading,
+    countdown,
+    codeDisabled,
+    handleSendCode,
+    handleSubmit,
+  } = useBindContactForm({ open, onSuccess, onCancel })

  return (
    <Modal
@@ -111,7 +47,7 @@ const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, on
                  <Input placeholder="请输入邮箱地址" size="large" />
                </Form.Item>
                <Form.Item
-                  name="code"
+                  name="email_code"
                  label="验证码"
                  rules={[{ required: true, message: "请输入验证码" }]}
                >
@@ -121,7 +57,7 @@ const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, on
                      size="large"
                      onClick={handleSendCode}
                      loading={codeLoading}
-                      disabled={countdown > 0}
+                      disabled={codeDisabled}
                    >
                      {countdown > 0 ? `${countdown}s 后重发` : "发送验证码"}
                    </Button>
@@ -146,7 +82,7 @@ const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, on
                  <Input placeholder="请输入手机号" size="large" />
                </Form.Item>
                <Form.Item
-                  name="code"
+                  name="phone_code"
                  label="验证码"
                  rules={[{ required: true, message: "请输入验证码" }]}
                >
@@ -156,7 +92,7 @@ const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, on
                      size="large"
                      onClick={handleSendCode}
                      loading={codeLoading}
-                      disabled={countdown > 0}
+                      disabled={codeDisabled}
                    >
                      {countdown > 0 ? `${countdown}s 后重发` : "发送验证码"}
                    </Button>
@@ -178,3 +114,4 @@ const BindContactModal: React.FC<BindContactModalProps> = ({ open, onSuccess, on
 }

 export default BindContactModal
+export type { BindContactModalProps } from "./types"
@@ -0,0 +1,14 @@
+import type { BindContactResponse } from "@/api/auth"
+
+/** BindContactModal 组件属性 */
+export interface BindContactModalProps {
+  /** 是否打开 */
+  open: boolean
+  /** 绑定成功回调 */
+  onSuccess?: (user: BindContactResponse["user"]) => void
+  /** 取消回调 */
+  onCancel?: () => void
+}
+
+/** 联系方式类型 */
+export type ContactType = "email" | "phone"
@@ -1,182 +0,0 @@
-/**
- * PageHead - 页面头部组件（Task 1.4）
- *
- * 功能：
- * - 页面标题展示
- * - 面包屑导航（自动根据路由生成，也支持手动传入）
- * - 右侧操作按钮区（slot，由页面自行填充）
- * - 响应式：移动端简化布局（隐藏面包屑，缩小标题）
- *
- * 复用 global.css 中已有的 .xx-page-head 基础样式，
- * 补充面包屑、操作区等扩展样式。
- */
-import React from "react"
-import { useLocation, useNavigate, Link } from "react-router-dom"
-import { RightOutlined, HomeOutlined } from "@ant-design/icons"
-import "./PageHead.css"
-
-/* ── 类型定义 ─────────────────────────────────────────────── */
-
-/** 面包屑项 */
-export interface BreadcrumbItem {
-  /** 显示文字 */
-  label: string
-  /** 路由路径，不传则为当前页（不可点击） */
-  path?: string
-}
-
-/** PageHead 组件属性 */
-export interface PageHeadProps {
-  /** 页面标题 */
-  title: string
-  /** 页面描述（可选，显示在标题下方） */
-  description?: React.ReactNode
-  /** 面包屑项（可选，不传则自动根据路由生成） */
-  breadcrumb?: BreadcrumbItem[]
-  /** 右侧操作区内容（按钮等） */
-  actions?: React.ReactNode
-  /** 是否隐藏面包屑 */
-  hideBreadcrumb?: boolean
-}
-
-/* ── 路由 → 标题映射（用于自动生成面包屑） ────────────────── */
-
-const ROUTE_TITLE_MAP: Record<string, string> = {
-  "/app/dashboard": "首页",
-  "/app/generate": "智能剪辑",
-  "/app/assets": "视频库",
-  "/app/voices": "配音库",
-  "/app/titles": "标题库",
-  "/app/products": "成片库",
-  "/app/templates": "模板库",
-  "/app/history": "任务历史",
-  "/app/admin": "控制台",
-  "/app/admin/users": "用户管理",
-  "/app/admin/analytics": "数据分析",
-  "/app/admin/monitor": "系统监控",
-  "/app/admin/logs": "系统日志",
-  "/app/subscription": "订阅管理",
-  "/app/subscription/upgrade": "升级订阅",
-  "/app/subscription/billing": "账单管理",
-  "/app/profile": "个人设置",
-  "/app/editing-planner": "模板制作",
-  "/app/my-templates": "我的模板",
-  "/app/voice-clone": "我的音色",
-  "/app/voice-materials": "配音库",
-  "/app/accounts": "账号管理",
-  "/app/duplication": "查重",
-  "/app/duplication/results": "查重结果",
-}
-
-/* ── 自动生成面包屑 ─────────────────────────────────────── */
-
-/** 根据当前路径生成面包屑 */
-const generateBreadcrumb = (pathname: string): BreadcrumbItem[] => {
-  const items: BreadcrumbItem[] = [{ label: "首页", path: "/app/dashboard" }]
-
-  // 首页本身不需要面包屑
-  if (pathname === "/app" || pathname === "/app/dashboard") {
-    return items
-  }
-
-  // 逐级拆分路径，生成中间层级
-  const segments = pathname.split("/").filter(Boolean)
-  let currentPath = ""
-
-  for (let i = 0; i < segments.length; i++) {
-    currentPath += `/${segments[i]}`
-    const title = ROUTE_TITLE_MAP[currentPath]
-
-    if (title) {
-      // 最后一级不带 path（当前页面，不可点击）
-      const isLast = i === segments.length - 1
-      items.push({
-        label: title,
-        path: isLast ? undefined : currentPath,
-      })
-    } else {
-      // 动态路由段（如 :id），用路径片段做 label
-      const isLast = i === segments.length - 1
-      items.push({
-        label: segments[i],
-        path: isLast ? undefined : currentPath,
-      })
-    }
-  }
-
-  return items
-}
-
-/* ── 组件 ───────────────────────────────────────────────── */
-
-const PageHead: React.FC<PageHeadProps> = ({
-  title,
-  description,
-  breadcrumb,
-  actions,
-  hideBreadcrumb = false,
-}) => {
-  const location = useLocation()
-  const navigate = useNavigate()
-
-  // 使用传入的面包屑或自动生成
-  const breadcrumbItems = breadcrumb ?? generateBreadcrumb(location.pathname)
-
-  // 首页不显示面包屑
-  const showBreadcrumb =
-    !hideBreadcrumb &&
-    breadcrumbItems.length > 1 &&
-    location.pathname !== "/app" &&
-    location.pathname !== "/app/dashboard"
-
-  return (
-    <header className="xx-page-head">
-      <div className="xx-page-head-left">
-        {/* 面包屑导航 */}
-        {showBreadcrumb && (
-          <nav className="xx-page-breadcrumb" aria-label="面包屑导航">
-            <ol>
-              {breadcrumbItems.map((item, index) => {
-                const isLast = index === breadcrumbItems.length - 1
-                return (
-                  <li key={`${item.label}-${index}`} className="xx-page-breadcrumb-item">
-                    {index > 0 && <RightOutlined className="xx-page-breadcrumb-separator" />}
-                    {item.path && !isLast ? (
-                      <Link
-                        to={item.path}
-                        className="xx-page-breadcrumb-link"
-                        onClick={(e) => {
-                          e.preventDefault()
-                          navigate(item.path!)
-                        }}
-                      >
-                        {index === 0 ? <HomeOutlined className="xx-page-breadcrumb-home" /> : null}
-                        <span>{item.label}</span>
-                      </Link>
-                    ) : (
-                      <span className="xx-page-breadcrumb-current" aria-current="page">
-                        {index === 0 ? <HomeOutlined className="xx-page-breadcrumb-home" /> : null}
-                        <span>{item.label}</span>
-                      </span>
-                    )}
-                  </li>
-                )
-              })}
-            </ol>
-          </nav>
-        )}
-
-        {/* 标题 + 描述 */}
-        <div className="xx-page-head-title">
-          <h2>{title}</h2>
-          {description && <p>{description}</p>}
-        </div>
-      </div>
-
-      {/* 右侧操作区 */}
-      {actions && <div className="xx-page-head-actions">{actions}</div>}
-    </header>
-  )
-}
-
-export default PageHead
@@ -0,0 +1,27 @@
+/** 路由 → 标题映射（用于自动生成面包屑） */
+export const ROUTE_TITLE_MAP: Record<string, string> = {
+  "/app/dashboard": "首页",
+  "/app/generate": "智能剪辑",
+  "/app/assets": "视频库",
+  "/app/voices": "配音库",
+  "/app/titles": "标题库",
+  "/app/products": "成片库",
+  "/app/templates": "模板库",
+  "/app/history": "任务历史",
+  "/app/admin": "控制台",
+  "/app/admin/users": "用户管理",
+  "/app/admin/analytics": "数据分析",
+  "/app/admin/monitor": "系统监控",
+  "/app/admin/logs": "系统日志",
+  "/app/subscription": "订阅管理",
+  "/app/subscription/upgrade": "升级订阅",
+  "/app/subscription/billing": "账单管理",
+  "/app/profile": "个人设置",
+  "/app/editing-planner": "模板制作",
+  "/app/my-templates": "我的模板",
+  "/app/voice-clone": "我的音色",
+  "/app/voice-materials": "配音库",
+  "/app/accounts": "账号管理",
+  "/app/duplication": "查重",
+  "/app/duplication/results": "查重结果",
+}
@@ -0,0 +1,91 @@
+/**
+ * PageHead - 页面头部组件（Task 1.4）
+ *
+ * 功能：
+ * - 页面标题展示
+ * - 面包屑导航（自动根据路由生成，也支持手动传入）
+ * - 右侧操作按钮区（slot，由页面自行填充）
+ * - 响应式：移动端简化布局（隐藏面包屑，缩小标题）
+ *
+ * 复用 global.css 中已有的 .xx-page-head 基础样式，
+ * 补充面包屑、操作区等扩展样式。
+ */
+import React from "react"
+import { useLocation, useNavigate, Link } from "react-router-dom"
+import { RightOutlined, HomeOutlined } from "@ant-design/icons"
+import type { PageHeadProps } from "./types"
+import { generateBreadcrumb } from "./utils"
+import "./PageHead.css"
+
+const PageHead: React.FC<PageHeadProps> = ({
+  title,
+  description,
+  breadcrumb,
+  actions,
+  hideBreadcrumb = false,
+}) => {
+  const location = useLocation()
+  const navigate = useNavigate()
+
+  // 使用传入的面包屑或自动生成
+  const breadcrumbItems = breadcrumb ?? generateBreadcrumb(location.pathname)
+
+  // 首页不显示面包屑
+  const showBreadcrumb =
+    !hideBreadcrumb &&
+    breadcrumbItems.length > 1 &&
+    location.pathname !== "/app" &&
+    location.pathname !== "/app/dashboard"
+
+  return (
+    <header className="xx-page-head">
+      <div className="xx-page-head-left">
+        {/* 面包屑导航 */}
+        {showBreadcrumb && (
+          <nav className="xx-page-breadcrumb" aria-label="面包屑导航">
+            <ol>
+              {breadcrumbItems.map((item, index) => {
+                const isLast = index === breadcrumbItems.length - 1
+                return (
+                  <li key={`${item.label}-${index}`} className="xx-page-breadcrumb-item">
+                    {index > 0 && <RightOutlined className="xx-page-breadcrumb-separator" />}
+                    {item.path && !isLast ? (
+                      <Link
+                        to={item.path}
+                        className="xx-page-breadcrumb-link"
+                        onClick={(e) => {
+                          e.preventDefault()
+                          navigate(item.path!)
+                        }}
+                      >
+                        {index === 0 ? <HomeOutlined className="xx-page-breadcrumb-home" /> : null}
+                        <span>{item.label}</span>
+                      </Link>
+                    ) : (
+                      <span className="xx-page-breadcrumb-current" aria-current="page">
+                        {index === 0 ? <HomeOutlined className="xx-page-breadcrumb-home" /> : null}
+                        <span>{item.label}</span>
+                      </span>
+                    )}
+                  </li>
+                )
+              })}
+            </ol>
+          </nav>
+        )}
+
+        {/* 标题 + 描述 */}
+        <div className="xx-page-head-title">
+          <h2>{title}</h2>
+          {description && <p>{description}</p>}
+        </div>
+      </div>
+
+      {/* 右侧操作区 */}
+      {actions && <div className="xx-page-head-actions">{actions}</div>}
+    </header>
+  )
+}
+
+export default PageHead
+export type { BreadcrumbItem, PageHeadProps } from "./types"
@@ -0,0 +1,23 @@
+import type React from "react"
+
+/** 面包屑项 */
+export interface BreadcrumbItem {
+  /** 显示文字 */
+  label: string
+  /** 路由路径，不传则为当前页（不可点击） */
+  path?: string
+}
+
+/** PageHead 组件属性 */
+export interface PageHeadProps {
+  /** 页面标题 */
+  title: string
+  /** 页面描述（可选，显示在标题下方） */
+  description?: React.ReactNode
+  /** 面包屑项（可选，不传则自动根据路由生成） */
+  breadcrumb?: BreadcrumbItem[]
+  /** 右侧操作区内容（按钮等） */
+  actions?: React.ReactNode
+  /** 是否隐藏面包屑 */
+  hideBreadcrumb?: boolean
+}
@@ -0,0 +1,39 @@
+import { ROUTE_TITLE_MAP } from "./constants"
+import type { BreadcrumbItem } from "./types"
+
+/** 根据当前路径生成面包屑 */
+export const generateBreadcrumb = (pathname: string): BreadcrumbItem[] => {
+  const items: BreadcrumbItem[] = [{ label: "首页", path: "/app/dashboard" }]
+
+  // 首页本身不需要面包屑
+  if (pathname === "/app" || pathname === "/app/dashboard") {
+    return items
+  }
+
+  // 逐级拆分路径，生成中间层级
+  const segments = pathname.split("/").filter(Boolean)
+  let currentPath = ""
+
+  for (let i = 0; i < segments.length; i++) {
+    currentPath += `/${segments[i]}`
+    const title = ROUTE_TITLE_MAP[currentPath]
+
+    if (title) {
+      // 最后一级不带 path（当前页面，不可点击）
+      const isLast = i === segments.length - 1
+      items.push({
+        label: title,
+        path: isLast ? undefined : currentPath,
+      })
+    } else {
+      // 动态路由段（如 :id），用路径片段做 label
+      const isLast = i === segments.length - 1
+      items.push({
+        label: segments[i],
+        path: isLast ? undefined : currentPath,
+      })
+    }
+  }
+
+  return items
+}
@@ -0,0 +1,20 @@
+import type { ProgressStep } from "./types"
+
+/** 进度阶段配置 */
+export const PROGRESS_STEPS: ProgressStep[] = [
+  { key: "uploading", label: "上传中", icon: "📤" },
+  { key: "cloning", label: "克隆中", icon: "🧬" },
+  { key: "done", label: "完成", icon: "✅" },
+]
+
+/** 支持的音频扩展名 */
+export const ACCEPTED_EXTENSIONS = ["mp3", "wav", "m4a", "webm"]
+
+/** 文件选择器 accept 属性 */
+export const ACCEPTED_MIME = ".mp3,.wav,.m4a,.webm,audio/mpeg,audio/wav,audio/mp4,audio/webm"
+
+/** 最大文件大小：10MB */
+export const MAX_FILE_SIZE = 10 * 1024 * 1024
+
+/** 最长录制时长：5 分钟（秒） */
+export const MAX_RECORD_SECONDS = 5 * 60
@@ -0,0 +1,146 @@
+import { useState, useRef, useCallback, useEffect } from "react"
+import { MAX_RECORD_SECONDS } from "../constants"
+import { formatRecordTime } from "../utils"
+
+/**
+ * 录音 Hook
+ * 封装浏览器 MediaRecorder 录音逻辑，含计时、自动停止、时长上限
+ */
+export const useAudioRecorder = (onError?: (msg: string) => void) => {
+  const [isRecording, setIsRecording] = useState(false)
+  const [recordTime, setRecordTime] = useState(0)
+  const [recordedBlob, setRecordedBlob] = useState<Blob | null>(null)
+
+  const recordTimerRef = useRef<ReturnType<typeof setInterval> | null>(null)
+  const mediaRecorderRef = useRef<MediaRecorder | null>(null)
+  const audioChunksRef = useRef<Blob[]>([])
+  const isMountedRef = useRef(true)
+  const isStartingRef = useRef(false)
+
+  /** 重置录音状态 */
+  const reset = useCallback(() => {
+    if (!isMountedRef.current) return
+    setIsRecording(false)
+    setRecordTime(0)
+    setRecordedBlob(null)
+    audioChunksRef.current = []
+    isStartingRef.current = false
+    if (recordTimerRef.current) {
+      clearInterval(recordTimerRef.current)
+      recordTimerRef.current = null
+    }
+    if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+      mediaRecorderRef.current.stop()
+    }
+    mediaRecorderRef.current = null
+  }, [])
+
+  /** 开始/停止录制 */
+  const toggleRecord = useCallback(async () => {
+    if (isRecording) {
+      // 停止录制
+      setIsRecording(false)
+      if (recordTimerRef.current) {
+        clearInterval(recordTimerRef.current)
+        recordTimerRef.current = null
+      }
+      if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+        mediaRecorderRef.current.stop()
+      }
+      return
+    }
+
+    // 防止快速双击导致重复启动
+    if (isStartingRef.current) return
+    isStartingRef.current = true
+
+    // 开始录制
+    try {
+      const stream = await navigator.mediaDevices.getUserMedia({
+        audio: true,
+      })
+      if (!isMountedRef.current) {
+        stream.getTracks().forEach((track) => track.stop())
+        isStartingRef.current = false
+        return
+      }
+      const mediaRecorder = new MediaRecorder(stream)
+      mediaRecorderRef.current = mediaRecorder
+      audioChunksRef.current = []
+
+      mediaRecorder.ondataavailable = (event) => {
+        if (event.data.size > 0) {
+          audioChunksRef.current.push(event.data)
+        }
+      }
+
+      mediaRecorder.onstop = () => {
+        if (recordTimerRef.current) {
+          clearInterval(recordTimerRef.current)
+          recordTimerRef.current = null
+        }
+        if (!isMountedRef.current) return
+        // 使用浏览器实际生成的 MIME 类型，避免跨浏览器兼容性问题
+        const mimeType = mediaRecorder.mimeType || "audio/webm"
+        const blob = new Blob(audioChunksRef.current, { type: mimeType })
+        setRecordedBlob(blob)
+        // 停止音轨
+        stream.getTracks().forEach((track) => track.stop())
+        isStartingRef.current = false
+      }
+
+      mediaRecorder.start()
+      setIsRecording(true)
+      setRecordTime(0)
+      setRecordedBlob(null)
+
+      recordTimerRef.current = setInterval(() => {
+        setRecordTime((prev) => {
+          const next = prev + 1
+          if (next >= MAX_RECORD_SECONDS) {
+            // 达到时长上限，自动停止
+            setTimeout(() => {
+              if (!isMountedRef.current) return
+              setIsRecording(false)
+              if (recordTimerRef.current) {
+                clearInterval(recordTimerRef.current)
+                recordTimerRef.current = null
+              }
+              if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+                mediaRecorderRef.current.stop()
+              }
+              onError?.("已达最长录制时长（5分钟），已自动停止")
+            }, 0)
+            return MAX_RECORD_SECONDS
+          }
+          return next
+        })
+      }, 1000)
+    } catch {
+      isStartingRef.current = false
+      onError?.("无法访问麦克风，请检查浏览器权限设置")
+    }
+  }, [isRecording, onError])
+
+  // 组件卸载时清理
+  useEffect(() => {
+    isMountedRef.current = true
+    return () => {
+      isMountedRef.current = false
+      isStartingRef.current = false
+      if (recordTimerRef.current) clearInterval(recordTimerRef.current)
+      if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+        mediaRecorderRef.current.stop()
+      }
+    }
+  }, [])
+
+  return {
+    isRecording,
+    recordTime,
+    recordedBlob,
+    formattedTime: formatRecordTime(recordTime),
+    toggleRecord,
+    reset,
+  }
+}
@@ -1,54 +1,22 @@
-/**
- * CloneModal — 音色克隆弹窗（共享组件）
- *
- * 功能：
- * - 步骤引导：上传/录制音频 → 填写信息 → 提交克隆
- * - 两种输入方式：上传文件（wav/mp3/m4a，≤10MB）或浏览器原生录音（MediaRecorder）
- * - 提交：先 uploadAsset 获取真实 URL，再 createVoiceClone
- * - 进度展示：上传中 → 克隆中 → 完成（三阶段可视化）
- * - 错误处理：上传失败、格式错误、大小超限、录音权限拒绝等提示
- *
- * V21 Design System — 零 antd 直接导入
- */
 import React, { useState, useCallback, useRef, useEffect } from "react"
 import { Modal, Button } from "@/components/ui"
 import { createVoiceClone, toVoiceClone } from "@/api/voice-clone"
-import type { VoiceClone } from "@/api/voice-clone"
 import { uploadAsset } from "@/api/assets"
+import { PROGRESS_STEPS, ACCEPTED_MIME } from "./constants"
+import { validateFile } from "./utils"
+import { useAudioRecorder } from "./hooks/useAudioRecorder"
+import type { CloneModalProps, ModalPhase } from "./types"
 import "./clone-modal.css"

-/* ── 类型定义 ───────────────────────────────────────────── */
-
-type ModalPhase = "input" | "uploading" | "cloning" | "done"
-
-export interface CloneModalProps {
-  /** 弹窗是否可见 */
-  open: boolean
-  /** 关闭弹窗回调 */
-  onClose: () => void
-  /** 克隆成功回调（返回新创建的音色） */
-  onSuccess?: (voice: VoiceClone) => void
+/** 根据 MIME 类型推断文件扩展名 */
+const getExtensionFromMime = (mime: string): string => {
+  if (mime.includes("webm")) return "webm"
+  if (mime.includes("mp4") || mime.includes("m4a")) return "m4a"
+  if (mime.includes("ogg")) return "ogg"
+  if (mime.includes("wav")) return "wav"
+  return "webm"
 }

-/* ── 进度阶段配置 ─────────────────────────────────────────── */
-
-const PROGRESS_STEPS: { key: string; label: string; icon: string }[] = [
-  { key: "uploading", label: "上传中", icon: "📤" },
-  { key: "cloning", label: "克隆中", icon: "🧬" },
-  { key: "done", label: "完成", icon: "✅" },
-]
-
-/* ── 常量 ───────────────────────────────────────────────── */
-
-const ACCEPTED_EXTENSIONS = ["mp3", "wav", "m4a"]
-const ACCEPTED_MIME = ".mp3,.wav,.m4a,audio/mpeg,audio/wav,audio/mp4"
-const MAX_FILE_SIZE = 10 * 1024 * 1024 // 10MB
-
-/** 最长录制时长：5 分钟（秒） */
-const MAX_RECORD_SECONDS = 5 * 60
-
-/* ── 组件 ───────────────────────────────────────────────── */
-
 const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) => {
  const [phase, setPhase] = useState<ModalPhase>("input")
  const [voiceName, setVoiceName] = useState("")
@@ -57,18 +25,22 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
  const [dragActive, setDragActive] = useState(false)
  const [errorMessage, setErrorMessage] = useState("")

-  // 录音状态
-  const [isRecording, setIsRecording] = useState(false)
-  const [recordTime, setRecordTime] = useState(0)
-  const [recordedBlob, setRecordedBlob] = useState<Blob | null>(null)
-
  const fileInputRef = useRef<HTMLInputElement>(null)
  const timerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
-  const recordTimerRef = useRef<ReturnType<typeof setInterval> | null>(null)
-  const mediaRecorderRef = useRef<MediaRecorder | null>(null)
-  const audioChunksRef = useRef<Blob[]>([])
  /** 默认音色名称计数器（组件级 ref，避免多实例串号） */
  const cloneCounterRef = useRef(1)
+  /** 组件挂载状态标记，防止卸载后更新 state */
+  const isMountedRef = useRef(true)
+  const isSubmittingRef = useRef(false)
+
+  /* ── 录音 Hook ──────────────────────────────────── */
+  const {
+    isRecording,
+    recordedBlob,
+    formattedTime,
+    toggleRecord,
+    reset: resetRecorder,
+  } = useAudioRecorder(setErrorMessage)

  /** 生成下一个默认音色名称 */
  const getNextDefaultName = useCallback((): string => {
@@ -77,17 +49,6 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
    return name
  }, [])

-  /** 组件卸载时清理定时器和 MediaRecorder */
-  useEffect(() => {
-    return () => {
-      if (timerRef.current) clearTimeout(timerRef.current)
-      if (recordTimerRef.current) clearInterval(recordTimerRef.current)
-      if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
-        mediaRecorderRef.current.stop()
-      }
-    }
-  }, [])
-
  /** 重置弹窗状态 */
  const resetState = useCallback(() => {
    setPhase("input")
@@ -95,20 +56,11 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
    setVoiceDescription("")
    setSelectedFile(null)
    setDragActive(false)
+    if (isSubmittingRef.current) return
+    isSubmittingRef.current = true
    setErrorMessage("")
-    setIsRecording(false)
-    setRecordTime(0)
-    setRecordedBlob(null)
-    audioChunksRef.current = []
-    if (recordTimerRef.current) {
-      clearInterval(recordTimerRef.current)
-      recordTimerRef.current = null
-    }
-    if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
-      mediaRecorderRef.current.stop()
-    }
-    mediaRecorderRef.current = null
-  }, [getNextDefaultName])
+    resetRecorder()
+  }, [getNextDefaultName, resetRecorder])

  /** 关闭弹窗 */
  const handleClose = useCallback(() => {
@@ -123,20 +75,16 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
    }
  }, [open, resetState])

-  /* ── 文件验证 ──────────────────────────────────────── */
-
-  const validateFile = (file: File): string | null => {
-    const ext = file.name.split(".").pop()?.toLowerCase()
-    if (!ext || !ACCEPTED_EXTENSIONS.includes(ext)) {
-      return "不支持的音频格式，请上传 MP3、WAV 或 M4A 文件"
+  /** 组件挂载/卸载标记 + 清理定时器 */
+  useEffect(() => {
+    isMountedRef.current = true
+    return () => {
+      isMountedRef.current = false
+      if (timerRef.current) clearTimeout(timerRef.current)
    }
-    if (file.size > MAX_FILE_SIZE) {
-      return "文件大小超过 10MB，请压缩后重试"
-    }
-    return null
-  }
+  }, [])

-  /* ── 文件上传 ──────────────────────────────────────── */
+  /* ── 文件上传 ──────────────────────────────────── */

  const handleUploadClick = () => {
    fileInputRef.current?.click()
@@ -150,18 +98,17 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
        setErrorMessage(error)
        setSelectedFile(null)
      } else {
+        if (isSubmittingRef.current) return
+        isSubmittingRef.current = true
        setErrorMessage("")
        setSelectedFile(file)
-        // 清除录音
-        setRecordedBlob(null)
-        setIsRecording(false)
-        setRecordTime(0)
+        resetRecorder()
      }
    }
    e.target.value = ""
  }

-  /* ── 拖拽 ──────────────────────────────────────────── */
+  /* ── 拖拽 ──────────────────────────────────────── */

  const handleDrag = (e: React.DragEvent) => {
    e.preventDefault()
@@ -184,120 +131,38 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
        setErrorMessage(error)
        setSelectedFile(null)
      } else {
+        if (isSubmittingRef.current) return
+        isSubmittingRef.current = true
        setErrorMessage("")
        setSelectedFile(file)
-        setRecordedBlob(null)
-        setIsRecording(false)
-        setRecordTime(0)
+        resetRecorder()
      }
    }
  }

-  /* ── 录音（真实 MediaRecorder） ───────────────────── */
-
-  const handleRecord = async () => {
-    if (isRecording) {
-      // 停止录制
-      setIsRecording(false)
-      if (recordTimerRef.current) {
-        clearInterval(recordTimerRef.current)
-        recordTimerRef.current = null
-      }
-      if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
-        mediaRecorderRef.current.stop()
-      }
-    } else {
-      // 开始录制
-      try {
-        const stream = await navigator.mediaDevices.getUserMedia({
-          audio: true,
-        })
-        const mediaRecorder = new MediaRecorder(stream)
-        mediaRecorderRef.current = mediaRecorder
-        audioChunksRef.current = []
-
-        mediaRecorder.ondataavailable = (event) => {
-          if (event.data.size > 0) {
-            audioChunksRef.current.push(event.data)
-          }
-        }
-
-        mediaRecorder.onstop = () => {
-          const blob = new Blob(audioChunksRef.current, { type: "audio/webm" })
-          setRecordedBlob(blob)
-          // 清除上传的文件
-          setSelectedFile(null)
-          // 停止音轨
-          stream.getTracks().forEach((track) => track.stop())
-        }
-
-        mediaRecorder.start()
-        setIsRecording(true)
-        setRecordTime(0)
-        setRecordedBlob(null)
-        setErrorMessage("")
-
-        recordTimerRef.current = setInterval(() => {
-          setRecordTime((prev) => {
-            const next = prev + 1
-            if (next >= MAX_RECORD_SECONDS) {
-              // 达到 5 分钟上限，自动停止录制
-              setTimeout(() => {
-                setIsRecording(false)
-                if (recordTimerRef.current) {
-                  clearInterval(recordTimerRef.current)
-                  recordTimerRef.current = null
-                }
-                if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
-                  mediaRecorderRef.current.stop()
-                }
-                setErrorMessage("已达最长录制时长（5分钟），已自动停止")
-              }, 0)
-              return MAX_RECORD_SECONDS
-            }
-            return next
-          })
-        }, 1000)
-      } catch {
-        setErrorMessage("无法访问麦克风，请检查浏览器权限设置")
-      }
-    }
-  }
-
-  /** 格式化录制时间 mm:ss */
-  const formatRecordTime = (seconds: number): string => {
-    const m = Math.floor(seconds / 60)
-    const s = seconds % 60
-    return `${m.toString().padStart(2, "0")}:${s.toString().padStart(2, "0")}`
-  }
-
-  /* ── 表单验证 ──────────────────────────────────────── */
+  /* ── 计算属性 ──────────────────────────────────── */

  const hasAudio = selectedFile !== null || recordedBlob !== null
+  const isProcessing = phase === "uploading" || phase === "cloning"
+  const canSubmit = hasAudio && !isProcessing

-  const validateForm = (): string | null => {
-    const name = voiceName.trim()
-    if (!name) {
-      return "请输入音色名称"
-    }
-    if (name.length < 2 || name.length > 20) {
-      return "音色名称需在 2-20 个字符之间"
-    }
-    if (!hasAudio) {
-      return "请上传音频文件或录制一段声音"
-    }
-    return null
-  }
+  const progressIndex = PROGRESS_STEPS.findIndex((s) => s.key === phase)

-  /* ── 提交克隆 ──────────────────────────────────────── */
+  /* ── 提交 ──────────────────────────────────────── */

  const handleSubmit = async () => {
-    const formError = validateForm()
-    if (formError) {
-      setErrorMessage(formError)
+    const name = voiceName.trim()
+    if (!name || name.length < 2 || name.length > 20) {
+      setErrorMessage("音色名称需在 2-20 个字符之间")
+      return
+    }
+    if (!hasAudio) {
+      setErrorMessage("请上传音频文件或录制一段声音")
      return
    }

+    if (isSubmittingRef.current) return
+    isSubmittingRef.current = true
    setErrorMessage("")

    try {
@@ -308,9 +173,11 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
      if (selectedFile) {
        fileToUpload = selectedFile
      } else {
-        // 将录音 Blob 转为 File
-        fileToUpload = new File([recordedBlob!], `recorded-${Date.now()}.webm`, {
-          type: "audio/webm",
+        // 使用浏览器实际生成的 MIME 类型，避免跨浏览器格式不匹配
+        const mimeType = recordedBlob?.type || "audio/webm"
+        const ext = getExtensionFromMime(mimeType)
+        fileToUpload = new File([recordedBlob!], `recorded-${Date.now()}.${ext}`, {
+          type: mimeType,
        })
      }

@@ -318,50 +185,40 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
      formData.append("file", fileToUpload)
      const uploadResult = await uploadAsset(formData)

+      // 组件已卸载则中止后续操作
+      if (!isMountedRef.current) return
+
      // 阶段 2：克隆
      setPhase("cloning")
      const result = await createVoiceClone({
-        name: voiceName.trim(),
+        name,
        description: voiceDescription.trim() || undefined,
        audio_url: uploadResult.url,
      })

+      // 组件已卸载则中止后续操作
+      if (!isMountedRef.current) return
+
+      isSubmittingRef.current = false
      // 阶段 3：完成
      setPhase("done")

      // 2秒后自动关闭
      timerRef.current = setTimeout(() => {
-        onSuccess?.(toVoiceClone(result))
-        handleClose()
+        if (isMountedRef.current) {
+          onSuccess?.(toVoiceClone(result))
+          handleClose()
+        }
      }, 2000)
    } catch (err) {
+      isSubmittingRef.current = false
+      // 组件已卸载则不更新 state
+      if (!isMountedRef.current) return
      setPhase("input")
      setErrorMessage(err instanceof Error ? err.message : "克隆失败，请重试")
    }
  }

-  /* ── 计算属性 ──────────────────────────────────────── */
-
-  const canSubmit = voiceName.trim().length >= 2 && voiceName.trim().length <= 20 && hasAudio
-
-  const isProcessing = phase === "uploading" || phase === "cloning"
-
-  /** 当前进度索引 */
-  const getProgressIndex = (): number => {
-    switch (phase) {
-      case "uploading":
-        return 0
-      case "cloning":
-        return 1
-      case "done":
-        return 2
-      default:
-        return -1
-    }
-  }
-
-  const progressIndex = getProgressIndex()
-
  return (
    <Modal
      open={open}
@@ -373,7 +230,7 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
      maskClosable={!isProcessing}
      keyboard={!isProcessing}
    >
-      {/* ── 输入阶段 ──────────────────────────────────── */}
+      {/* ── 输入阶段 ────────────────────────────────── */}
      {phase === "input" && (
        <div className="xx-clonemodal-body">
          {/* 步骤引导 */}
@@ -450,9 +307,9 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
              <div className="xx-clonemodal-record-info">
                <p className="xx-clonemodal-record-hint">
                  {isRecording
-                    ? `录制中 ${formatRecordTime(recordTime)}`
+                    ? `录制中 ${formattedTime}`
                    : recordedBlob
-                      ? `已录制 ${formatRecordTime(recordTime)}`
+                      ? `已录制 ${formattedTime}`
                      : "点击按钮开始录制（最长 5 分钟）"}
                </p>
                {isRecording && (
@@ -468,7 +325,7 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
              <button
                type="button"
                className={`xx-clonemodal-record-btn${isRecording ? " xx-clonemodal-record-btn--recording" : ""}`}
-                onClick={handleRecord}
+                onClick={toggleRecord}
                title={isRecording ? "停止录制" : "开始录制"}
              >
                {isRecording ? "⏹" : "🎙️"}
@@ -516,7 +373,7 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
        </div>
      )}

-      {/* ── 进度阶段（上传中 / 克隆中） ──────────────── */}
+      {/* ── 进度阶段（上传中 / 克隆中） ────────────── */}
      {isProcessing && (
        <div className="xx-clonemodal-progress-body">
          {/* 步骤指示器 */}
@@ -568,7 +425,7 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
        </div>
      )}

-      {/* ── 完成阶段 ──────────────────────────────────── */}
+      {/* ── 完成阶段 ────────────────────────────────── */}
      {phase === "done" && (
        <div className="xx-clonemodal-progress-body">
          {/* 步骤指示器（全部完成） */}
@@ -600,3 +457,4 @@ const CloneModal: React.FC<CloneModalProps> = ({ open, onClose, onSuccess }) =>
 }

 export default CloneModal
+export type { CloneModalProps, ModalPhase } from "./types"
@@ -0,0 +1,21 @@
+import type { VoiceClone } from "@/api/voice-clone"
+
+/** 弹窗阶段 */
+export type ModalPhase = "input" | "uploading" | "cloning" | "done"
+
+/** CloneModal 组件属性 */
+export interface CloneModalProps {
+  /** 弹窗是否可见 */
+  open: boolean
+  /** 关闭弹窗回调 */
+  onClose: () => void
+  /** 克隆成功回调（返回新创建的音色） */
+  onSuccess?: (voice: VoiceClone) => void
+}
+
+/** 进度步骤配置 */
+export interface ProgressStep {
+  key: string
+  label: string
+  icon: string
+}
@@ -0,0 +1,23 @@
+import { ACCEPTED_EXTENSIONS, MAX_FILE_SIZE } from "./constants"
+
+/**
+ * 验证音频文件
+ * @returns 错误信息，null 表示验证通过
+ */
+export const validateFile = (file: File): string | null => {
+  const ext = file.name.split(".").pop()?.toLowerCase()
+  if (!ext || !ACCEPTED_EXTENSIONS.includes(ext)) {
+    return "不支持的音频格式，请上传 MP3、WAV 或 M4A 文件"
+  }
+  if (file.size > MAX_FILE_SIZE) {
+    return "文件大小超过 10MB，请压缩后重试"
+  }
+  return null
+}
+
+/** 格式化录制时间 mm:ss */
+export const formatRecordTime = (seconds: number): string => {
+  const m = Math.floor(seconds / 60)
+  const s = seconds % 60
+  return `${m.toString().padStart(2, "0")}:${s.toString().padStart(2, "0")}`
+}
@@ -0,0 +1,142 @@
+import React from "react"
+import { Button } from "@/components/ui"
+import UploadZone from "./UploadZone"
+import RecordArea from "./RecordArea"
+import StepIndicator from "./StepIndicator"
+import { MAX_VOICE_NAME_LENGTH, MAX_VOICE_DESC_LENGTH } from "../constants/cloneModal"
+
+interface InputViewProps {
+  voiceName: string
+  voiceDescription: string
+  selectedFile: File | null
+  dragActive: boolean
+  isRecording: boolean
+  recordTime: number
+  recordedBlob: Blob | null
+  errorMessage: string
+  canSubmit: boolean
+  onVoiceNameChange: (value: string) => void
+  onVoiceDescChange: (value: string) => void
+  onDragActiveChange: (active: boolean) => void
+  onFileSelect: (file: File | null, error: string) => void
+  onRecordToggle: () => void
+  onClose: () => void
+  onSubmit: () => void
+}
+
+const INPUT_STEPS = ["上传/录制音频", "填写信息", "提交克隆"]
+
+const InputView: React.FC<InputViewProps> = ({
+  voiceName,
+  voiceDescription,
+  selectedFile,
+  dragActive,
+  isRecording,
+  recordTime,
+  recordedBlob,
+  errorMessage,
+  canSubmit,
+  onVoiceNameChange,
+  onVoiceDescChange,
+  onDragActiveChange,
+  onFileSelect,
+  onRecordToggle,
+  onClose,
+  onSubmit,
+}) => {
+  return (
+    <div className="xx-clonemodal-body">
+      {/* 步骤引导 */}
+      <StepIndicator currentStep={0} steps={INPUT_STEPS} />
+
+      {/* 音色名称 */}
+      <div className="xx-clonemodal-field">
+        <label className="xx-clonemodal-label">
+          音色名称 <span className="xx-clonemodal-required">*</span>
+        </label>
+        <input
+          type="text"
+          className="xx-clonemodal-input"
+          value={voiceName}
+          onChange={(e) => onVoiceNameChange(e.target.value)}
+          placeholder="输入音色名称（2-20字符）"
+          maxLength={MAX_VOICE_NAME_LENGTH}
+        />
+        <div className="xx-clonemodal-char-count">
+          {voiceName.length}/{MAX_VOICE_NAME_LENGTH}
+        </div>
+      </div>
+
+      {/* 上传区域 */}
+      <div className="xx-clonemodal-field">
+        <label className="xx-clonemodal-label">上传音频</label>
+        <UploadZone
+          selectedFile={selectedFile}
+          dragActive={dragActive}
+          onDragActiveChange={onDragActiveChange}
+          onFileSelect={onFileSelect}
+        />
+      </div>
+
+      {/* 或分隔 */}
+      <div className="xx-clonemodal-divider">
+        <div className="xx-clonemodal-divider-line" />
+        <span className="xx-clonemodal-divider-text">或</span>
+        <div className="xx-clonemodal-divider-line" />
+      </div>
+
+      {/* 录制区域 */}
+      <div className="xx-clonemodal-field">
+        <label className="xx-clonemodal-label">直接录制</label>
+        <RecordArea
+          isRecording={isRecording}
+          recordTime={recordTime}
+          recordedBlob={recordedBlob}
+          onRecordToggle={onRecordToggle}
+        />
+      </div>
+
+      {/* 音色描述 */}
+      <div className="xx-clonemodal-field">
+        <label className="xx-clonemodal-label">音色描述</label>
+        <textarea
+          className="xx-clonemodal-textarea"
+          value={voiceDescription}
+          onChange={(e) => onVoiceDescChange(e.target.value)}
+          placeholder="可选，描述这个音色的特点（最多100字符）"
+          maxLength={MAX_VOICE_DESC_LENGTH}
+          rows={3}
+        />
+        <div className="xx-clonemodal-char-count">
+          {voiceDescription.length}/{MAX_VOICE_DESC_LENGTH}
+        </div>
+      </div>
+
+      {/* 错误提示 */}
+      {errorMessage && (
+        <div className="xx-clonemodal-error">
+          <span className="xx-clonemodal-error-icon">⚠️</span>
+          <span>{errorMessage}</span>
+        </div>
+      )}
+
+      {/* 提示 */}
+      <div className="xx-clonemodal-tip">
+        <span className="xx-clonemodal-tip-icon">💡</span>
+        <span>建议上传 10 秒 ~ 3 分钟的清晰语音，环境安静、语速均匀效果最佳</span>
+      </div>
+
+      {/* 底部按钮 */}
+      <div className="xx-clonemodal-footer">
+        <Button buttonType="ghost" onClick={onClose}>
+          取消
+        </Button>
+        <Button buttonType="primary" disabled={!canSubmit} onClick={onSubmit}>
+          🎤 开始克隆
+        </Button>
+      </div>
+    </div>
+  )
+}
+
+export default InputView
@@ -0,0 +1,92 @@
+import React from "react"
+import { PROGRESS_STEPS } from "../constants/cloneModal"
+import type { ProgressStep } from "../types/cloneModal"
+import type { ModalPhase } from "../types/cloneModal"
+
+interface ProgressViewProps {
+  phase: ModalPhase
+}
+
+const getProgressIndex = (phase: ModalPhase): number => {
+  switch (phase) {
+    case "uploading":
+      return 0
+    case "cloning":
+      return 1
+    case "done":
+      return 2
+    default:
+      return -1
+  }
+}
+
+const ProgressView: React.FC<ProgressViewProps> = ({ phase }) => {
+  const progressIndex = getProgressIndex(phase)
+  const isDone = phase === "done"
+
+  return (
+    <div className="xx-clonemodal-progress-body">
+      {/* 步骤指示器 */}
+      <div className="xx-clonemodal-steps-progress">
+        {PROGRESS_STEPS.map((step: ProgressStep, idx: number) => {
+          const isActive = idx === progressIndex && !isDone
+          const stepDone = idx < progressIndex || isDone
+          const stepClass = [
+            "xx-clonemodal-step-progress",
+            isActive ? "xx-clonemodal-step-progress--active" : "",
+            stepDone ? "xx-clonemodal-step-progress--done" : "",
+          ]
+            .filter(Boolean)
+            .join(" ")
+
+          return (
+            <React.Fragment key={step.key}>
+              {idx > 0 && (
+                <div
+                  className={`xx-clonemodal-step-connector${stepDone ? " xx-clonemodal-step-connector--done" : ""}`}
+                />
+              )}
+              <div className={stepClass}>
+                <div className="xx-clonemodal-step-icon">{stepDone ? "✓" : step.icon}</div>
+                <span className="xx-clonemodal-step-label">{step.label}</span>
+              </div>
+            </React.Fragment>
+          )
+        })}
+      </div>
+
+      {/* 完成阶段 */}
+      {isDone && (
+        <div className="xx-clonemodal-success">
+          <div className="xx-clonemodal-success-icon">🎉</div>
+          <h3 className="xx-clonemodal-success-title">克隆已提交</h3>
+          <p className="xx-clonemodal-success-desc">
+            音色正在生成中，完成后将出现在「我的克隆」列表中
+          </p>
+        </div>
+      )}
+
+      {/* 进行中阶段 */}
+      {!isDone && (
+        <div className="xx-clonemodal-progress-info">
+          {phase === "uploading" && (
+            <>
+              <div className="xx-clonemodal-progress-spinner" />
+              <p className="xx-clonemodal-progress-text">正在上传音频文件…</p>
+              <p className="xx-clonemodal-progress-sub">请稍候，正在将音频上传至服务器</p>
+            </>
+          )}
+          {phase === "cloning" && (
+            <>
+              <div className="xx-clonemodal-progress-spinner xx-clonemodal-progress-spinner--cloning" />
+              <p className="xx-clonemodal-progress-text">AI 正在克隆你的声音…</p>
+              <p className="xx-clonemodal-progress-sub">正在分析声音特征，生成专属音色模型</p>
+            </>
+          )}
+        </div>
+      )}
+    </div>
+  )
+}
+
+export default ProgressView
@@ -0,0 +1,49 @@
+import React from "react"
+import { formatRecordTime } from "../utils/cloneModal"
+
+interface RecordAreaProps {
+  isRecording: boolean
+  recordTime: number
+  recordedBlob: Blob | null
+  onRecordToggle: () => void
+}
+
+const RecordArea: React.FC<RecordAreaProps> = ({
+  isRecording,
+  recordTime,
+  recordedBlob,
+  onRecordToggle,
+}) => {
+  const getHintText = () => {
+    if (isRecording) return `录制中 ${formatRecordTime(recordTime)}`
+    if (recordedBlob) return `已录制 ${formatRecordTime(recordTime)}`
+    return "点击按钮开始录制（最长 5 分钟）"
+  }
+
+  return (
+    <div className="xx-clonemodal-record-area">
+      <div className="xx-clonemodal-record-info">
+        <p className="xx-clonemodal-record-hint">{getHintText()}</p>
+        {isRecording && (
+          <div className="xx-clonemodal-record-wave">
+            <span className="xx-clonemodal-record-wave-bar" />
+            <span className="xx-clonemodal-record-wave-bar" />
+            <span className="xx-clonemodal-record-wave-bar" />
+            <span className="xx-clonemodal-record-wave-bar" />
+            <span className="xx-clonemodal-record-wave-bar" />
+          </div>
+        )}
+      </div>
+      <button
+        type="button"
+        className={`xx-clonemodal-record-btn${isRecording ? " xx-clonemodal-record-btn--recording" : ""}`}
+        onClick={onRecordToggle}
+        title={isRecording ? "停止录制" : "开始录制"}
+      >
+        {isRecording ? "⏹" : "🎙️"}
+      </button>
+    </div>
+  )
+}
+
+export default RecordArea
@@ -0,0 +1,30 @@
+import React from "react"
+
+interface StepIndicatorProps {
+  currentStep: number
+  steps: string[]
+}
+
+/**
+ * 输入阶段顶部的步骤引导（数字步骤）
+ */
+const StepIndicator: React.FC<StepIndicatorProps> = ({ currentStep, steps }) => {
+  return (
+    <div className="xx-clonemodal-steps">
+      {steps.map((label, idx) => {
+        const isActive = idx <= currentStep
+        return (
+          <React.Fragment key={idx}>
+            {idx > 0 && <div className="xx-clonemodal-step-connector" />}
+            <div className={`xx-clonemodal-step${isActive ? " xx-clonemodal-step--active" : ""}`}>
+              <div className="xx-clonemodal-step-number">{idx + 1}</div>
+              <span className="xx-clonemodal-step-label">{label}</span>
+            </div>
+          </React.Fragment>
+        )
+      })}
+    </div>
+  )
+}
+
+export default StepIndicator
@@ -0,0 +1,79 @@
+import React, { useRef } from "react"
+import { ACCEPTED_MIME } from "../constants/cloneModal"
+import { validateFile } from "../utils/cloneModal"
+
+interface UploadZoneProps {
+  selectedFile: File | null
+  dragActive: boolean
+  onDragActiveChange: (active: boolean) => void
+  onFileSelect: (file: File | null, error: string) => void
+}
+
+const UploadZone: React.FC<UploadZoneProps> = ({
+  selectedFile,
+  dragActive,
+  onDragActiveChange,
+  onFileSelect,
+}) => {
+  const fileInputRef = useRef<HTMLInputElement>(null)
+
+  const handleUploadClick = () => {
+    fileInputRef.current?.click()
+  }
+
+  const handleFileChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const file = e.target.files?.[0]
+    if (file) {
+      const error = validateFile(file)
+      onFileSelect(error ? null : file, error || "")
+    }
+    e.target.value = ""
+  }
+
+  const handleDrag = (e: React.DragEvent) => {
+    e.preventDefault()
+    e.stopPropagation()
+    if (e.type === "dragenter" || e.type === "dragover") {
+      onDragActiveChange(true)
+    } else if (e.type === "dragleave") {
+      onDragActiveChange(false)
+    }
+  }
+
+  const handleDrop = (e: React.DragEvent) => {
+    e.preventDefault()
+    e.stopPropagation()
+    onDragActiveChange(false)
+    const file = e.dataTransfer.files?.[0]
+    if (file) {
+      const error = validateFile(file)
+      onFileSelect(error ? null : file, error || "")
+    }
+  }
+
+  return (
+    <div
+      className={`xx-clonemodal-upload-zone${dragActive ? " xx-clonemodal-upload-zone--active" : ""}${selectedFile ? " xx-clonemodal-upload-zone--has-file" : ""}`}
+      onClick={handleUploadClick}
+      onDragEnter={handleDrag}
+      onDragOver={handleDrag}
+      onDragLeave={handleDrag}
+      onDrop={handleDrop}
+    >
+      <div className="xx-clonemodal-upload-icon">{selectedFile ? "📄" : "🎵"}</div>
+      <p className="xx-clonemodal-upload-title">
+        {selectedFile ? selectedFile.name : "拖拽音频文件到此处，或点击上传"}
+      </p>
+      <p className="xx-clonemodal-upload-hint">支持 MP3、WAV、M4A 格式，最大 10MB</p>
+      <input
+        ref={fileInputRef}
+        type="file"
+        accept={ACCEPTED_MIME}
+        style={{ display: "none" }}
+        onChange={handleFileChange}
+      />
+    </div>
+  )
+}
+
+export default UploadZone
@@ -0,0 +1,29 @@
+import type { ProgressStep } from "../types/cloneModal"
+
+/** 进度阶段配置 */
+export const PROGRESS_STEPS: ProgressStep[] = [
+  { key: "uploading", label: "上传中", icon: "📤" },
+  { key: "cloning", label: "克隆中", icon: "🧬" },
+  { key: "done", label: "完成", icon: "✅" },
+]
+
+/** 支持的音频扩展名 */
+export const ACCEPTED_EXTENSIONS = ["mp3", "wav", "m4a"]
+
+/** input accept 属性值 */
+export const ACCEPTED_MIME = ".mp3,.wav,.m4a,audio/mpeg,audio/wav,audio/mp4"
+
+/** 最大文件大小：10MB */
+export const MAX_FILE_SIZE = 10 * 1024 * 1024
+
+/** 最长录制时长（秒）：5 分钟 */
+export const MAX_RECORD_SECONDS = 5 * 60
+
+/** 音色名称最小长度 */
+export const MIN_VOICE_NAME_LENGTH = 2
+
+/** 音色名称最大长度 */
+export const MAX_VOICE_NAME_LENGTH = 20
+
+/** 音色描述最大长度 */
+export const MAX_VOICE_DESC_LENGTH = 100
@@ -0,0 +1,119 @@
+import { useState, useRef, useCallback, useEffect } from "react"
+import { MAX_RECORD_SECONDS } from "../constants/cloneModal"
+
+interface UseAudioRecorderReturn {
+  isRecording: boolean
+  recordTime: number
+  recordedBlob: Blob | null
+  toggleRecording: () => void
+  resetRecording: () => void
+}
+
+/**
+ * 录音 Hook —— 封装 MediaRecorder 录音逻辑
+ */
+const useAudioRecorder = (): UseAudioRecorderReturn => {
+  const [isRecording, setIsRecording] = useState(false)
+  const [recordTime, setRecordTime] = useState(0)
+  const [recordedBlob, setRecordedBlob] = useState<Blob | null>(null)
+
+  const recordTimerRef = useRef<ReturnType<typeof setInterval> | null>(null)
+  const mediaRecorderRef = useRef<MediaRecorder | null>(null)
+  const audioChunksRef = useRef<Blob[]>([])
+
+  const stopRecording = useCallback(() => {
+    setIsRecording(false)
+    if (recordTimerRef.current) {
+      clearInterval(recordTimerRef.current)
+      recordTimerRef.current = null
+    }
+    if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+      mediaRecorderRef.current.stop()
+    }
+  }, [])
+
+  const startRecording = useCallback(async () => {
+    try {
+      const stream = await navigator.mediaDevices.getUserMedia({ audio: true })
+      const mediaRecorder = new MediaRecorder(stream)
+      mediaRecorderRef.current = mediaRecorder
+      audioChunksRef.current = []
+
+      mediaRecorder.ondataavailable = (event) => {
+        if (event.data.size > 0) {
+          audioChunksRef.current.push(event.data)
+        }
+      }
+
+      mediaRecorder.onstop = () => {
+        const blob = new Blob(audioChunksRef.current, { type: "audio/webm" })
+        setRecordedBlob(blob)
+        stream.getTracks().forEach((track) => track.stop())
+      }
+
+      mediaRecorder.start()
+      setIsRecording(true)
+      setRecordTime(0)
+      setRecordedBlob(null)
+
+      recordTimerRef.current = setInterval(() => {
+        setRecordTime((prev) => {
+          const next = prev + 1
+          if (next >= MAX_RECORD_SECONDS) {
+            setTimeout(() => {
+              stopRecording()
+            }, 0)
+            return MAX_RECORD_SECONDS
+          }
+          return next
+        })
+      }, 1000)
+    } catch {
+      // 错误由调用方通过其他机制提示
+      setIsRecording(false)
+    }
+  }, [stopRecording])
+
+  const toggleRecording = useCallback(() => {
+    if (isRecording) {
+      stopRecording()
+    } else {
+      startRecording()
+    }
+  }, [isRecording, startRecording, stopRecording])
+
+  const resetRecording = useCallback(() => {
+    setIsRecording(false)
+    setRecordTime(0)
+    setRecordedBlob(null)
+    audioChunksRef.current = []
+    if (recordTimerRef.current) {
+      clearInterval(recordTimerRef.current)
+      recordTimerRef.current = null
+    }
+    if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+      mediaRecorderRef.current.stop()
+    }
+    mediaRecorderRef.current = null
+  }, [])
+
+  // 卸载时清理
+  useEffect(() => {
+    return () => {
+      if (recordTimerRef.current) clearInterval(recordTimerRef.current)
+      if (mediaRecorderRef.current && mediaRecorderRef.current.state !== "inactive") {
+        mediaRecorderRef.current.stop()
+      }
+    }
+  }, [])
+
+  return {
+    isRecording,
+    recordTime,
+    recordedBlob,
+    toggleRecording,
+    resetRecording,
+  }
+}
+
+export default useAudioRecorder
@@ -0,0 +1,134 @@
+import { useState, useRef, useCallback, useEffect } from "react"
+import type { ModalPhase } from "../types/cloneModal"
+import { MIN_VOICE_NAME_LENGTH, MAX_VOICE_NAME_LENGTH } from "../constants/cloneModal"
+import useAudioRecorder from "./useAudioRecorder"
+
+/**
+ * 克隆弹窗表单状态 Hook
+ * 管理表单字段、录音、文件选择、验证逻辑
+ */
+export function useCloneFormState({ open, onClose }: { open: boolean; onClose: () => void }) {
+  const [phase, setPhase] = useState<ModalPhase>("input")
+  const [voiceName, setVoiceName] = useState("")
+  const [voiceDescription, setVoiceDescription] = useState("")
+  const [selectedFile, setSelectedFile] = useState<File | null>(null)
+  const [dragActive, setDragActive] = useState(false)
+  const [errorMessage, setErrorMessage] = useState("")
+
+  const { isRecording, recordTime, recordedBlob, toggleRecording, resetRecording } =
+    useAudioRecorder()
+
+  /** 默认音色名称计数器 */
+  const cloneCounterRef = useRef(1)
+
+  const getNextDefaultName = useCallback((): string => {
+    const name = `我的声音 ${cloneCounterRef.current}`
+    cloneCounterRef.current += 1
+    return name
+  }, [])
+
+  const hasAudio = selectedFile !== null || recordedBlob !== null
+
+  const canSubmit =
+    voiceName.trim().length >= MIN_VOICE_NAME_LENGTH &&
+    voiceName.trim().length <= MAX_VOICE_NAME_LENGTH &&
+    hasAudio
+
+  const isProcessing = phase === "uploading" || phase === "cloning"
+
+  /** 重置弹窗状态 */
+  const resetState = useCallback(() => {
+    setPhase("input")
+    setVoiceName(getNextDefaultName())
+    setVoiceDescription("")
+    setSelectedFile(null)
+    setDragActive(false)
+    setErrorMessage("")
+    resetRecording()
+  }, [getNextDefaultName, resetRecording])
+
+  /** 关闭弹窗 */
+  const handleClose = useCallback(() => {
+    resetState()
+    onClose()
+  }, [resetState, onClose])
+
+  /** 弹窗打开时重置状态 */
+  useEffect(() => {
+    if (open) {
+      resetState()
+    }
+  }, [open, resetState])
+
+  /** 选择文件（来自上传或拖拽） */
+  const handleFileSelect = useCallback(
+    (file: File | null, error: string) => {
+      if (error) {
+        setErrorMessage(error)
+        setSelectedFile(null)
+      } else {
+        setErrorMessage("")
+        setSelectedFile(file)
+        // 清除录音
+        resetRecording()
+      }
+    },
+    [resetRecording],
+  )
+
+  /** 录音切换 */
+  const handleRecordToggle = useCallback(() => {
+    setErrorMessage("")
+    if (isRecording) {
+      toggleRecording()
+    } else {
+      // 开始录制前清除已选文件
+      setSelectedFile(null)
+      toggleRecording()
+    }
+  }, [isRecording, toggleRecording])
+
+  /** 表单验证 */
+  const validateForm = useCallback((): string | null => {
+    const name = voiceName.trim()
+    if (!name) {
+      return "请输入音色名称"
+    }
+    if (name.length < MIN_VOICE_NAME_LENGTH || name.length > MAX_VOICE_NAME_LENGTH) {
+      return `音色名称需在 ${MIN_VOICE_NAME_LENGTH}-${MAX_VOICE_NAME_LENGTH} 个字符之间`
+    }
+    if (!hasAudio) {
+      return "请上传音频文件或录制一段声音"
+    }
+    return null
+  }, [voiceName, hasAudio])
+
+  return {
+    // 状态
+    phase,
+    setPhase,
+    voiceName,
+    setVoiceName,
+    voiceDescription,
+    setVoiceDescription,
+    selectedFile,
+    dragActive,
+    setDragActive,
+    errorMessage,
+    setErrorMessage,
+    // 录音
+    isRecording,
+    recordTime,
+    recordedBlob,
+    // 计算属性
+    hasAudio,
+    canSubmit,
+    isProcessing,
+    // handlers
+    handleFileSelect,
+    handleRecordToggle,
+    handleClose,
+    validateForm,
+    resetState,
+  }
+}
@@ -0,0 +1,46 @@
+import type { CloneModalProps } from "../types/cloneModal"
+import { useCloneFormState } from "./useCloneFormState"
+import { useCloneSubmit } from "./useCloneSubmit"
+
+/**
+ * 音色克隆弹窗主业务 Hook
+ * 组合表单状态 + 提交流程两个子 Hook
+ */
+const useCloneModal = ({ open, onClose, onSuccess }: CloneModalProps) => {
+  const formState = useCloneFormState({ open, onClose })
+
+  const { handleSubmit } = useCloneSubmit({
+    voiceName: formState.voiceName,
+    voiceDescription: formState.voiceDescription,
+    selectedFile: formState.selectedFile,
+    recordedBlob: formState.recordedBlob,
+    setPhase: formState.setPhase,
+    setErrorMessage: formState.setErrorMessage,
+    validateForm: formState.validateForm,
+    onSuccess,
+    onClose: formState.handleClose,
+  })
+
+  return {
+    phase: formState.phase,
+    voiceName: formState.voiceName,
+    voiceDescription: formState.voiceDescription,
+    selectedFile: formState.selectedFile,
+    dragActive: formState.dragActive,
+    errorMessage: formState.errorMessage,
+    isRecording: formState.isRecording,
+    recordTime: formState.recordTime,
+    recordedBlob: formState.recordedBlob,
+    canSubmit: formState.canSubmit,
+    isProcessing: formState.isProcessing,
+    setVoiceName: formState.setVoiceName,
+    setVoiceDescription: formState.setVoiceDescription,
+    setDragActive: formState.setDragActive,
+    handleFileSelect: formState.handleFileSelect,
+    handleRecordToggle: formState.handleRecordToggle,
+    handleClose: formState.handleClose,
+    handleSubmit,
+  }
+}
+
+export default useCloneModal
@@ -0,0 +1,108 @@
+import { useRef, useCallback, useEffect } from "react"
+import { createVoiceClone, toVoiceClone } from "@/api/voice-clone"
+import { uploadAsset, ensureDefaultLibrary } from "@/api/assets"
+import { getOrCreateDefaultProject } from "@/api/projects"
+import type { VoiceClone } from "@/api/voice-clone"
+
+interface UseCloneSubmitOptions {
+  voiceName: string
+  voiceDescription: string
+  selectedFile: File | null
+  recordedBlob: Blob | null
+  setPhase: (phase: "input" | "uploading" | "cloning" | "done") => void
+  setErrorMessage: (msg: string) => void
+  validateForm: () => string | null
+  onSuccess?: (clone: VoiceClone) => void
+  onClose: () => void
+}
+
+/**
+ * 克隆提交流程 Hook
+ * 封装上传 + 克隆 + 完成的三阶段流程
+ */
+export function useCloneSubmit({
+  voiceName,
+  voiceDescription,
+  selectedFile,
+  recordedBlob,
+  setPhase,
+  setErrorMessage,
+  validateForm,
+  onSuccess,
+  onClose,
+}: UseCloneSubmitOptions) {
+  const timerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
+
+  /** 组件卸载时清理定时器 */
+  useEffect(() => {
+    return () => {
+      if (timerRef.current) clearTimeout(timerRef.current)
+    }
+  }, [])
+
+  const handleSubmit = useCallback(async () => {
+    const formError = validateForm()
+    if (formError) {
+      setErrorMessage(formError)
+      return
+    }
+
+    setErrorMessage("")
+
+    try {
+      // 阶段 1：上传音频
+      setPhase("uploading")
+
+      let fileToUpload: File
+      if (selectedFile) {
+        fileToUpload = selectedFile
+      } else {
+        fileToUpload = new File([recordedBlob!], `recorded-${Date.now()}.webm`, {
+          type: "audio/webm",
+        })
+      }
+
+      // 获取默认项目和素材库（后端 /upload 接口必填）
+      const project = await getOrCreateDefaultProject()
+      const library = await ensureDefaultLibrary({ project_id: project.id, kind: "voice" })
+
+      const formData = new FormData()
+      formData.append("file", fileToUpload)
+      formData.append("project_id", project.id)
+      formData.append("library_id", library.id)
+      const uploadResult = await uploadAsset(formData)
+
+      // 阶段 2：克隆
+      setPhase("cloning")
+      const result = await createVoiceClone({
+        name: voiceName.trim(),
+        description: voiceDescription.trim() || undefined,
+        audio_url: uploadResult.url,
+      })
+
+      // 阶段 3：完成
+      setPhase("done")
+
+      // 2秒后自动关闭
+      timerRef.current = setTimeout(() => {
+        onSuccess?.(toVoiceClone(result))
+        onClose()
+      }, 2000)
+    } catch (err) {
+      setPhase("input")
+      setErrorMessage(err instanceof Error ? err.message : "克隆失败，请重试")
+    }
+  }, [
+    validateForm,
+    selectedFile,
+    recordedBlob,
+    voiceName,
+    voiceDescription,
+    setPhase,
+    setErrorMessage,
+    onSuccess,
+    onClose,
+  ])
+
+  return { handleSubmit }
+}
@@ -0,0 +1,20 @@
+import type { VoiceClone } from "@/api/voice-clone"
+
+/** 弹窗阶段 */
+export type ModalPhase = "input" | "uploading" | "cloning" | "done"
+
+export interface CloneModalProps {
+  /** 弹窗是否可见 */
+  open: boolean
+  /** 关闭弹窗回调 */
+  onClose: () => void
+  /** 克隆成功回调（返回新创建的音色） */
+  onSuccess?: (voice: VoiceClone) => void
+}
+
+/** 进度步骤项 */
+export interface ProgressStep {
+  key: string
+  label: string
+  icon: string
+}
@@ -0,0 +1,25 @@
+import { ACCEPTED_EXTENSIONS, MAX_FILE_SIZE } from "../constants/cloneModal"
+
+/**
+ * 格式化录制时间 mm:ss
+ */
+export const formatRecordTime = (seconds: number): string => {
+  const m = Math.floor(seconds / 60)
+  const s = seconds % 60
+  return `${m.toString().padStart(2, "0")}:${s.toString().padStart(2, "0")}`
+}
+
+/**
+ * 验证上传的音频文件
+ * @returns 错误信息，null 表示验证通过
+ */
+export const validateFile = (file: File): string | null => {
+  const ext = file.name.split(".").pop()?.toLowerCase()
+  if (!ext || !ACCEPTED_EXTENSIONS.includes(ext)) {
+    return "不支持的音频格式，请上传 MP3、WAV 或 M4A 文件"
+  }
+  if (file.size > MAX_FILE_SIZE) {
+    return "文件大小超过 10MB，请压缩后重试"
+  }
+  return null
+}
@@ -31,8 +31,8 @@ export const useLogin = () => {
    const user = await authApi.getCurrentUser()
    setAuth(user, data.access_token, refreshToken)

-    // 跳转到登录前页面或首页
-    const redirect = localStorage.getItem("login_redirect") || "/"
+    // 跳转到登录前页面或仪表盘（与 Login.tsx onFinish 保持一致）
+    const redirect = localStorage.getItem("login_redirect") || "/app/dashboard"
    localStorage.removeItem("login_redirect")
    navigate(redirect, { replace: true })
    return data
@@ -11,10 +11,7 @@ export interface AssetUploadZoneProps {
  onUpload: (file: File) => void
 }

-export const AssetUploadZone: React.FC<AssetUploadZoneProps> = ({
-  uploading,
-  onUpload,
-}) => {
+export const AssetUploadZone: React.FC<AssetUploadZoneProps> = ({ uploading, onUpload }) => {
  return (
    <Upload.Dragger
      beforeUpload={(file) => {
@@ -0,0 +1,4 @@
+export { useBatchDelete } from "./useBatchDelete"
+export { useBatchTag } from "./useBatchTag"
+export { useBatchClassify } from "./useBatchClassify"
+export { useBatchMark } from "./useBatchMark"
@@ -0,0 +1,58 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchClassifyAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchClassifyOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchClassify = ({
+  selectedIds,
+  queryClient,
+  showResult,
+}: UseBatchClassifyOptions) => {
+  const [classifyModalOpen, setClassifyModalOpen] = useState(false)
+  const [batchCategory, setBatchCategory] = useState("")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchClassify = useCallback(async () => {
+    if (!batchCategory) {
+      message.warning("请选择分类")
+      return
+    }
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchClassifyAssets({
+        asset_ids: ids,
+        category: batchCategory,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量改分类")
+      setClassifyModalOpen(false)
+      setBatchCategory("")
+      if (result.failure_count === 0) {
+        message.success(`成功将 ${result.success_count} 个素材改为「${batchCategory}」`)
+      } else {
+        message.warning(
+          `改分类完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量改分类失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchCategory, selectedIds, queryClient, showResult])
+
+  return {
+    classifyModalOpen,
+    setClassifyModalOpen,
+    batchCategory,
+    setBatchCategory,
+    batchLoading,
+    handleBatchClassify,
+  }
+}
@@ -0,0 +1,40 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchDeleteAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchDeleteOptions {
+  selectedIds: Set<string>
+  invalidateAssets: () => void
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchDelete = ({
+  selectedIds,
+  invalidateAssets,
+  showResult,
+}: UseBatchDeleteOptions) => {
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchDelete = useCallback(async () => {
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchDeleteAssets(ids)
+      invalidateAssets()
+      showResult(result, "批量删除")
+      if (result.failure_count === 0) {
+        message.success(`成功删除 ${result.success_count} 个素材`)
+      } else {
+        message.warning(
+          `删除完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量删除失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [selectedIds, invalidateAssets, showResult])
+
+  return { batchLoading, handleBatchDelete }
+}
@@ -0,0 +1,53 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchMarkAssets, type BatchOperationResult } from "@/api/assets"
+import type { SmartViewType } from "../../../components/BatchMarkModal"
+import { SMART_VIEW_LABELS } from "../constants"
+
+interface UseBatchMarkOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchMark = ({ selectedIds, queryClient, showResult }: UseBatchMarkOptions) => {
+  const [markModalOpen, setMarkModalOpen] = useState(false)
+  const [batchSmartView, setBatchSmartView] = useState<SmartViewType>("recommended")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchMark = useCallback(async () => {
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchMarkAssets({
+        asset_ids: ids,
+        smart_view: batchSmartView,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量智能标记")
+      setMarkModalOpen(false)
+      if (result.failure_count === 0) {
+        message.success(
+          `成功将 ${result.success_count} 个素材标记为「${SMART_VIEW_LABELS[batchSmartView]}」`,
+        )
+      } else {
+        message.warning(
+          `智能标记完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量智能标记失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchSmartView, selectedIds, queryClient, showResult])
+
+  return {
+    markModalOpen,
+    setMarkModalOpen,
+    batchSmartView,
+    setBatchSmartView,
+    batchLoading,
+    handleBatchMark,
+  }
+}
@@ -0,0 +1,86 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchTagAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchTagOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchTag = ({ selectedIds, queryClient, showResult }: UseBatchTagOptions) => {
+  const [tagModalOpen, setTagModalOpen] = useState(false)
+  const [batchTagInput, setBatchTagInput] = useState("")
+  const [batchTags, setBatchTags] = useState<string[]>([])
+  const [tagMode, setTagMode] = useState<"add" | "replace">("add")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchTag = useCallback(async () => {
+    if (batchTags.length === 0) {
+      message.warning("请至少输入一个标签")
+      return
+    }
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchTagAssets({
+        asset_ids: ids,
+        tags: batchTags,
+        mode: tagMode,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量打标签")
+      setTagModalOpen(false)
+      setBatchTags([])
+      setBatchTagInput("")
+      setTagMode("add")
+      if (result.failure_count === 0) {
+        message.success(`成功为 ${result.success_count} 个素材打标签`)
+      } else {
+        message.warning(
+          `打标签完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量打标签失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchTags, selectedIds, tagMode, queryClient, showResult])
+
+  const handleTagInputKeyDown = useCallback(
+    (e: React.KeyboardEvent) => {
+      if (e.key === "Enter" && batchTagInput.trim()) {
+        e.preventDefault()
+        const tag = batchTagInput.trim()
+        if (!batchTags.includes(tag)) {
+          setBatchTags([...batchTags, tag])
+        }
+        setBatchTagInput("")
+      }
+    },
+    [batchTagInput, batchTags],
+  )
+
+  const removeBatchTag = useCallback(
+    (tag: string) => {
+      setBatchTags(batchTags.filter((t) => t !== tag))
+    },
+    [batchTags],
+  )
+
+  return {
+    tagModalOpen,
+    setTagModalOpen,
+    batchTagInput,
+    setBatchTagInput,
+    batchTags,
+    setBatchTags,
+    tagMode,
+    setTagMode,
+    batchLoading,
+    handleBatchTag,
+    handleTagInputKeyDown,
+    removeBatchTag,
+  }
+}
@@ -0,0 +1,4 @@
+export { useBatchDelete } from "./useBatchDelete"
+export { useBatchTag } from "./useBatchTag"
+export { useBatchClassify } from "./useBatchClassify"
+export { useBatchMark } from "./useBatchMark"
@@ -0,0 +1,58 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchClassifyAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchClassifyOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchClassify = ({
+  selectedIds,
+  queryClient,
+  showResult,
+}: UseBatchClassifyOptions) => {
+  const [classifyModalOpen, setClassifyModalOpen] = useState(false)
+  const [batchCategory, setBatchCategory] = useState("")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchClassify = useCallback(async () => {
+    if (!batchCategory) {
+      message.warning("请选择分类")
+      return
+    }
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchClassifyAssets({
+        asset_ids: ids,
+        category: batchCategory,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量改分类")
+      setClassifyModalOpen(false)
+      setBatchCategory("")
+      if (result.failure_count === 0) {
+        message.success(`成功将 ${result.success_count} 个素材改为「${batchCategory}」`)
+      } else {
+        message.warning(
+          `改分类完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量改分类失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchCategory, selectedIds, queryClient, showResult])
+
+  return {
+    classifyModalOpen,
+    setClassifyModalOpen,
+    batchCategory,
+    setBatchCategory,
+    batchLoading,
+    handleBatchClassify,
+  }
+}
@@ -0,0 +1,40 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchDeleteAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchDeleteOptions {
+  selectedIds: Set<string>
+  invalidateAssets: () => void
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchDelete = ({
+  selectedIds,
+  invalidateAssets,
+  showResult,
+}: UseBatchDeleteOptions) => {
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchDelete = useCallback(async () => {
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchDeleteAssets(ids)
+      invalidateAssets()
+      showResult(result, "批量删除")
+      if (result.failure_count === 0) {
+        message.success(`成功删除 ${result.success_count} 个素材`)
+      } else {
+        message.warning(
+          `删除完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量删除失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [selectedIds, invalidateAssets, showResult])
+
+  return { batchLoading, handleBatchDelete }
+}
@@ -0,0 +1,53 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchMarkAssets, type BatchOperationResult } from "@/api/assets"
+import type { SmartViewType } from "../../../components/BatchMarkModal"
+import { SMART_VIEW_LABELS } from "../constants"
+
+interface UseBatchMarkOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchMark = ({ selectedIds, queryClient, showResult }: UseBatchMarkOptions) => {
+  const [markModalOpen, setMarkModalOpen] = useState(false)
+  const [batchSmartView, setBatchSmartView] = useState<SmartViewType>("recommended")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchMark = useCallback(async () => {
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchMarkAssets({
+        asset_ids: ids,
+        smart_view: batchSmartView,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量智能标记")
+      setMarkModalOpen(false)
+      if (result.failure_count === 0) {
+        message.success(
+          `成功将 ${result.success_count} 个素材标记为「${SMART_VIEW_LABELS[batchSmartView]}」`,
+        )
+      } else {
+        message.warning(
+          `智能标记完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量智能标记失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchSmartView, selectedIds, queryClient, showResult])
+
+  return {
+    markModalOpen,
+    setMarkModalOpen,
+    batchSmartView,
+    setBatchSmartView,
+    batchLoading,
+    handleBatchMark,
+  }
+}
@@ -0,0 +1,86 @@
+import { useState, useCallback } from "react"
+import { message } from "antd"
+import { batchTagAssets, type BatchOperationResult } from "@/api/assets"
+
+interface UseBatchTagOptions {
+  selectedIds: Set<string>
+  queryClient: ReturnType<typeof import("@tanstack/react-query").useQueryClient>
+  showResult: (result: BatchOperationResult, title: string, clear?: boolean) => void
+}
+
+export const useBatchTag = ({ selectedIds, queryClient, showResult }: UseBatchTagOptions) => {
+  const [tagModalOpen, setTagModalOpen] = useState(false)
+  const [batchTagInput, setBatchTagInput] = useState("")
+  const [batchTags, setBatchTags] = useState<string[]>([])
+  const [tagMode, setTagMode] = useState<"add" | "replace">("add")
+  const [batchLoading, setBatchLoading] = useState(false)
+
+  const handleBatchTag = useCallback(async () => {
+    if (batchTags.length === 0) {
+      message.warning("请至少输入一个标签")
+      return
+    }
+    const ids = Array.from(selectedIds)
+    setBatchLoading(true)
+    try {
+      const result = await batchTagAssets({
+        asset_ids: ids,
+        tags: batchTags,
+        mode: tagMode,
+      })
+      queryClient.invalidateQueries({ queryKey: ["assets"] })
+      showResult(result, "批量打标签")
+      setTagModalOpen(false)
+      setBatchTags([])
+      setBatchTagInput("")
+      setTagMode("add")
+      if (result.failure_count === 0) {
+        message.success(`成功为 ${result.success_count} 个素材打标签`)
+      } else {
+        message.warning(
+          `打标签完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
+        )
+      }
+    } catch {
+      message.error("批量打标签失败，请重试")
+    } finally {
+      setBatchLoading(false)
+    }
+  }, [batchTags, selectedIds, tagMode, queryClient, showResult])
+
+  const handleTagInputKeyDown = useCallback(
+    (e: React.KeyboardEvent) => {
+      if (e.key === "Enter" && batchTagInput.trim()) {
+        e.preventDefault()
+        const tag = batchTagInput.trim()
+        if (!batchTags.includes(tag)) {
+          setBatchTags([...batchTags, tag])
+        }
+        setBatchTagInput("")
+      }
+    },
+    [batchTagInput, batchTags],
+  )
+
+  const removeBatchTag = useCallback(
+    (tag: string) => {
+      setBatchTags(batchTags.filter((t) => t !== tag))
+    },
+    [batchTags],
+  )
+
+  return {
+    tagModalOpen,
+    setTagModalOpen,
+    batchTagInput,
+    setBatchTagInput,
+    batchTags,
+    setBatchTags,
+    tagMode,
+    setTagMode,
+    batchLoading,
+    handleBatchTag,
+    handleTagInputKeyDown,
+    removeBatchTag,
+  }
+}
@@ -0,0 +1,8 @@
+/**
+ * @deprecated 请从 ./batch/ 目录导入子模块
+ * 保持向后兼容，re-export 所有批量操作 Hook
+ */
+export { useBatchDelete } from "./batch/useBatchDelete"
+export { useBatchTag } from "./batch/useBatchTag"
+export { useBatchClassify } from "./batch/useBatchClassify"
+export { useBatchMark } from "./batch/useBatchMark"
@@ -0,0 +1,7 @@
+import type { SmartViewType } from "../../components/BatchMarkModal"
+
+export const SMART_VIEW_LABELS: Record<SmartViewType, string> = {
+  recommended: "推荐",
+  caution: "慎用",
+  high_risk: "高风险",
+}
@@ -0,0 +1,103 @@
+import { useCallback } from "react"
+import { useQueryClient } from "@tanstack/react-query"
+import { message } from "antd"
+import { getAssetDiagnosis, deleteAsset, type BatchOperationResult } from "@/api/assets"
+import type { AssetItem } from "../../types"
+
+interface UseSingleOperationsOptions {
+  selectedIds: Set<string>
+  setSelectedIds: (ids: Set<string>) => void
+}
+
+/**
+ * 单个素材操作 Hook
+ * 诊断、单个删除
+ */
+export const useSingleOperations = ({
+  selectedIds,
+  setSelectedIds,
+}: UseSingleOperationsOptions) => {
+  const queryClient = useQueryClient()
+
+  /* ── 诊断 ── */
+  const handleDiagnose = useCallback(
+    async (asset: AssetItem) => {
+      // 模拟 loading 状态
+      try {
+        const result = await getAssetDiagnosis(asset.id)
+        const score = result.readiness_score ?? "-"
+        message.success(`"${asset.name}" 诊断完成，就绪分：${score}`)
+        queryClient.invalidateQueries({ queryKey: ["assets"] })
+      } catch {
+        message.error(`"${asset.name}" 诊断失败`)
+      }
+    },
+    [queryClient],
+  )
+
+  /* ── 单个素材删除 ── */
+  const handleSingleDelete = useCallback(
+    async (assetId: string) => {
+      try {
+        await deleteAsset(assetId)
+        queryClient.invalidateQueries({ queryKey: ["assets"] })
+        queryClient.invalidateQueries({ queryKey: ["asset-libraries"] })
+        // 从选中集合中移除
+        setSelectedIds(
+          (() => {
+            const next = new Set(selectedIds)
+            next.delete(assetId)
+            return next
+          })(),
+        )
+        message.success("素材已删除")
+      } catch {
+        message.error("删除失败，请重试")
+      }
+    },
+    [queryClient, selectedIds, setSelectedIds],
+  )
+
+  return {
+    handleDiagnose,
+    handleSingleDelete,
+  }
+}
+
+interface UseBatchHelpersOptions {
+  queryClient: ReturnType<typeof useQueryClient>
+  setSelectedIds: (ids: Set<string>) => void
+}
+
+/**
+ * 批量操作辅助函数
+ * 刷新数据、显示操作结果
+ */
+export const useBatchHelpers = ({ queryClient, setSelectedIds }: UseBatchHelpersOptions) => {
+  const invalidateAssets = useCallback(() => {
+    queryClient.invalidateQueries({ queryKey: ["assets"] })
+    queryClient.invalidateQueries({ queryKey: ["asset-libraries"] })
+  }, [queryClient])
+
+  const showOperationResult = useCallback(
+    (
+      setResult: (r: BatchOperationResult | null) => void,
+      setTitle: (t: string) => void,
+      setDrawerOpen: (v: boolean) => void,
+      result: BatchOperationResult,
+      title: string,
+      clearSelection = true,
+    ) => {
+      setResult(result)
+      setTitle(title)
+      setDrawerOpen(true)
+      if (clearSelection) setSelectedIds(new Set())
+    },
+    [setSelectedIds],
+  )
+
+  return {
+    invalidateAssets,
+    showOperationResult,
+  }
+}
@@ -1,23 +1,21 @@
+/**
+ * 素材操作 Hook（入口）
+ * 组合各子模块，保持导出不变
+ *
+ * 子模块位于 ./asset-operations/
+ */
 import { useState, useCallback } from "react"
 import { useQueryClient } from "@tanstack/react-query"
-import { message } from "antd"
+import { useSingleOperations, useBatchHelpers } from "./asset-operations/useSingleOperations"
 import {
-  deleteAsset,
-  getAssetDiagnosis,
-  batchDeleteAssets,
-  batchTagAssets,
-  batchClassifyAssets,
-  batchMarkAssets,
-  type BatchOperationResult,
-} from "@/api/assets"
-import type { AssetItem } from "../types"
+  useBatchDelete,
+  useBatchTag,
+  useBatchClassify,
+  useBatchMark,
+} from "./asset-operations/batch-operations"
+import type { BatchOperationResult } from "@/api/assets"
 import type { SmartViewType } from "../components/BatchMarkModal"

-/**
- * 素材操作 Hook
- * 封装素材的诊断、删除、批量打标签、批量改分类、批量智能标记等操作，
- * 以及相关弹窗和结果展示的状态管理
- */
 interface UseAssetOperationsProps {
  selectedIds: Set<string>
  setSelectedIds: (ids: Set<string>) => void
@@ -29,78 +27,35 @@ export function useAssetOperations({ selectedIds, setSelectedIds }: UseAssetOper
  /* ── 诊断状态 ── */
  const [diagnosingId, setDiagnosingId] = useState<string | null>(null)

-  /* ── 批量操作弹窗状态 ── */
-  const [tagModalOpen, setTagModalOpen] = useState(false)
-  const [classifyModalOpen, setClassifyModalOpen] = useState(false)
-  const [markModalOpen, setMarkModalOpen] = useState(false)
-  const [resultDrawerOpen, setResultDrawerOpen] = useState(false)
-
-  /* ── 批量打标签表单 ── */
-  const [batchTagInput, setBatchTagInput] = useState("")
-  const [batchTags, setBatchTags] = useState<string[]>([])
-  const [tagMode, setTagMode] = useState<"add" | "replace">("add")
-
-  /* ── 批量改分类表单 ── */
-  const [batchCategory, setBatchCategory] = useState("")
-
-  /* ── 批量智能标记表单 ── */
-  const [batchSmartView, setBatchSmartView] = useState<SmartViewType>("recommended")
-
  /* ── 操作结果 ── */
+  const [resultDrawerOpen, setResultDrawerOpen] = useState(false)
  const [operationResult, setOperationResult] = useState<BatchOperationResult | null>(null)
  const [operationTitle, setOperationTitle] = useState("")

-  /* ── 批量操作 loading ── */
-  const [batchLoading, setBatchLoading] = useState(false)
+  /* ── 单个操作 ── */
+  const { handleDiagnose: handleDiagnoseRaw, handleSingleDelete } = useSingleOperations({
+    selectedIds,
+    setSelectedIds,
+  })

-  /* ── 刷新数据辅助函数 ── */
-  const invalidateAssets = useCallback(() => {
-    queryClient.invalidateQueries({ queryKey: ["assets"] })
-    queryClient.invalidateQueries({ queryKey: ["asset-libraries"] })
-  }, [queryClient])
-
-  /* ── 诊断 ── */
+  // 包装一下，加上 diagnosingId 状态
  const handleDiagnose = useCallback(
-    async (asset: AssetItem) => {
+    async (asset: Parameters<typeof handleDiagnoseRaw>[0]) => {
      setDiagnosingId(asset.id)
      try {
-        const result = await getAssetDiagnosis(asset.id)
-        const score = result.readiness_score ?? "-"
-        message.success(`"${asset.name}" 诊断完成，就绪分：${score}`)
-        queryClient.invalidateQueries({ queryKey: ["assets"] })
-      } catch {
-        message.error(`"${asset.name}" 诊断失败`)
+        await handleDiagnoseRaw(asset)
      } finally {
        setDiagnosingId(null)
      }
    },
-    [queryClient],
+    [handleDiagnoseRaw],
  )

-  /* ── 单个素材删除 ── */
-  const handleSingleDelete = useCallback(
-    async (assetId: string) => {
-      try {
-        await deleteAsset(assetId)
-        invalidateAssets()
-        // 从选中集合中移除
-        setSelectedIds(
-          (() => {
-            const next = new Set(selectedIds)
-            next.delete(assetId)
-            return next
-          })(),
-        )
-        message.success("素材已删除")
-      } catch {
-        message.error("删除失败，请重试")
-      }
-    },
-    [invalidateAssets, selectedIds, setSelectedIds],
-  )
+  /* ── 批量操作辅助 ── */
+  const { invalidateAssets } = useBatchHelpers({ queryClient, setSelectedIds })

-  /* ── 显示操作结果 ── */
-  const showOperationResult = useCallback(
+  // 包装 showResult 适配子模块的接口
+  const showResult = useCallback(
    (result: BatchOperationResult, title: string, clearSelection = true) => {
      setOperationResult(result)
      setOperationTitle(title)
@@ -110,147 +65,23 @@ export function useAssetOperations({ selectedIds, setSelectedIds }: UseAssetOper
    [setSelectedIds],
  )

-  /* ── 批量删除 ── */
-  const handleBatchDelete = useCallback(async () => {
-    const ids = Array.from(selectedIds)
-    setBatchLoading(true)
-    try {
-      const result = await batchDeleteAssets(ids)
-      invalidateAssets()
-      showOperationResult(result, "批量删除")
-      if (result.failure_count === 0) {
-        message.success(`成功删除 ${result.success_count} 个素材`)
-      } else {
-        message.warning(
-          `删除完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
-        )
-      }
-    } catch {
-      message.error("批量删除失败，请重试")
-    } finally {
-      setBatchLoading(false)
-    }
-  }, [selectedIds, invalidateAssets, showOperationResult])
+  /* ── 批量操作 ── */
+  const { batchLoading: deleteLoading, handleBatchDelete } = useBatchDelete({
+    selectedIds,
+    invalidateAssets,
+    showResult,
+  })

-  /* ── 批量打标签 ── */
-  const handleBatchTag = useCallback(async () => {
-    if (batchTags.length === 0) {
-      message.warning("请至少输入一个标签")
-      return
-    }
-    const ids = Array.from(selectedIds)
-    setBatchLoading(true)
-    try {
-      const result = await batchTagAssets({
-        asset_ids: ids,
-        tags: batchTags,
-        mode: tagMode,
-      })
-      queryClient.invalidateQueries({ queryKey: ["assets"] })
-      showOperationResult(result, "批量打标签")
-      setTagModalOpen(false)
-      setBatchTags([])
-      setBatchTagInput("")
-      setTagMode("add")
-      if (result.failure_count === 0) {
-        message.success(`成功为 ${result.success_count} 个素材打标签`)
-      } else {
-        message.warning(
-          `打标签完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
-        )
-      }
-    } catch {
-      message.error("批量打标签失败，请重试")
-    } finally {
-      setBatchLoading(false)
-    }
-  }, [batchTags, selectedIds, tagMode, queryClient, showOperationResult])
+  const tagResult = useBatchTag({ selectedIds, queryClient, showResult })
+  const classifyResult = useBatchClassify({ selectedIds, queryClient, showResult })
+  const markResult = useBatchMark({ selectedIds, queryClient, showResult })

-  /* ── 标签输入处理 ── */
-  const handleTagInputKeyDown = useCallback(
-    (e: React.KeyboardEvent) => {
-      if (e.key === "Enter" && batchTagInput.trim()) {
-        e.preventDefault()
-        const tag = batchTagInput.trim()
-        if (!batchTags.includes(tag)) {
-          setBatchTags([...batchTags, tag])
-        }
-        setBatchTagInput("")
-      }
-    },
-    [batchTagInput, batchTags],
-  )
-
-  const removeBatchTag = useCallback(
-    (tag: string) => {
-      setBatchTags(batchTags.filter((t) => t !== tag))
-    },
-    [batchTags],
-  )
-
-  /* ── 批量改分类 ── */
-  const handleBatchClassify = useCallback(async () => {
-    if (!batchCategory) {
-      message.warning("请选择分类")
-      return
-    }
-    const ids = Array.from(selectedIds)
-    setBatchLoading(true)
-    try {
-      const result = await batchClassifyAssets({
-        asset_ids: ids,
-        category: batchCategory,
-      })
-      queryClient.invalidateQueries({ queryKey: ["assets"] })
-      showOperationResult(result, "批量改分类")
-      setClassifyModalOpen(false)
-      setBatchCategory("")
-      if (result.failure_count === 0) {
-        message.success(`成功将 ${result.success_count} 个素材改为「${batchCategory}」`)
-      } else {
-        message.warning(
-          `改分类完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
-        )
-      }
-    } catch {
-      message.error("批量改分类失败，请重试")
-    } finally {
-      setBatchLoading(false)
-    }
-  }, [batchCategory, selectedIds, queryClient, showOperationResult])
-
-  /* ── 批量智能标记 ── */
-  const handleBatchMark = useCallback(async () => {
-    const ids = Array.from(selectedIds)
-    setBatchLoading(true)
-    try {
-      const result = await batchMarkAssets({
-        asset_ids: ids,
-        smart_view: batchSmartView,
-      })
-      queryClient.invalidateQueries({ queryKey: ["assets"] })
-      showOperationResult(result, "批量智能标记")
-      setMarkModalOpen(false)
-      const labelMap: Record<SmartViewType, string> = {
-        recommended: "推荐",
-        caution: "慎用",
-        high_risk: "高风险",
-      }
-      if (result.failure_count === 0) {
-        message.success(
-          `成功将 ${result.success_count} 个素材标记为「${labelMap[batchSmartView]}」`,
-        )
-      } else {
-        message.warning(
-          `智能标记完成：成功 ${result.success_count} 个，失败 ${result.failure_count} 个`,
-        )
-      }
-    } catch {
-      message.error("批量智能标记失败，请重试")
-    } finally {
-      setBatchLoading(false)
-    }
-  }, [batchSmartView, selectedIds, queryClient, showOperationResult])
+  // 取任一批量操作的 loading 状态（任意一个在加载都算加载中）
+  const batchLoading =
+    deleteLoading ||
+    tagResult.batchLoading ||
+    classifyResult.batchLoading ||
+    markResult.batchLoading

  /* ── 关闭结果 Drawer ── */
  const handleResultDrawerClose = useCallback(() => {
@@ -267,29 +98,29 @@ export function useAssetOperations({ selectedIds, setSelectedIds }: UseAssetOper
    // 批量操作 loading
    batchLoading,
    // 批量打标签
-    tagModalOpen,
-    setTagModalOpen,
-    batchTagInput,
-    setBatchTagInput,
-    batchTags,
-    setBatchTags,
-    tagMode,
-    setTagMode,
-    handleBatchTag,
-    handleTagInputKeyDown,
-    removeBatchTag,
+    tagModalOpen: tagResult.tagModalOpen,
+    setTagModalOpen: tagResult.setTagModalOpen,
+    batchTagInput: tagResult.batchTagInput,
+    setBatchTagInput: tagResult.setBatchTagInput,
+    batchTags: tagResult.batchTags,
+    setBatchTags: tagResult.setBatchTags,
+    tagMode: tagResult.tagMode,
+    setTagMode: tagResult.setTagMode,
+    handleBatchTag: tagResult.handleBatchTag,
+    handleTagInputKeyDown: tagResult.handleTagInputKeyDown,
+    removeBatchTag: tagResult.removeBatchTag,
    // 批量改分类
-    classifyModalOpen,
-    setClassifyModalOpen,
-    batchCategory,
-    setBatchCategory,
-    handleBatchClassify,
+    classifyModalOpen: classifyResult.classifyModalOpen,
+    setClassifyModalOpen: classifyResult.setClassifyModalOpen,
+    batchCategory: classifyResult.batchCategory,
+    setBatchCategory: classifyResult.setBatchCategory,
+    handleBatchClassify: classifyResult.handleBatchClassify,
    // 批量智能标记
-    markModalOpen,
-    setMarkModalOpen,
-    batchSmartView,
-    setBatchSmartView,
-    handleBatchMark,
+    markModalOpen: markResult.markModalOpen,
+    setMarkModalOpen: markResult.setMarkModalOpen,
+    batchSmartView: markResult.batchSmartView as SmartViewType,
+    setBatchSmartView: markResult.setBatchSmartView,
+    handleBatchMark: markResult.handleBatchMark,
    // 批量删除
    handleBatchDelete,
    // 操作结果
@@ -3,137 +3,29 @@
 * 风险评估 + 基本信息 + 检测项列表 + 匹配片段
 * 零 antd 依赖
 */
-import React, { useState, useCallback } from "react"
-import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
-import { Button, Tag, Tooltip } from "@/components/ui"
-import { useParams, useNavigate } from "react-router-dom"
-import { getDuplicationDetail, retryDuplication, type DuplicateSegment } from "@/api/duplication"
-import "./duplication.css"
+import React from "react"
+import { Button, Tag } from "@/components/ui"
 import PageHead from "@/components/layout/PageHead"
-
-/** 格式化时间（秒 → mm:ss） */
-const formatTime = (seconds: number) => {
-  const m = Math.floor(seconds / 60)
-  const s = Math.floor(seconds % 60)
-  return `${m.toString().padStart(2, "0")}:${s.toString().padStart(2, "0")}`
-}
-
-/** 格式化文件大小 */
-const formatSize = (bytes: number) => {
-  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(0)} KB`
-  if (bytes < 1024 * 1024 * 1024) return `${(bytes / 1024 / 1024).toFixed(1)} MB`
-  return `${(bytes / 1024 / 1024 / 1024).toFixed(2)} GB`
-}
-
-/** 格式化时长 */
-const formatDuration = (seconds?: number) => {
-  if (!seconds) return "-"
-  const totalSec = Math.round(seconds)
-  const m = Math.floor(totalSec / 60)
-  const s = totalSec % 60
-  return m > 0 ? `${m}分${s}秒` : `${s}秒`
-}
-
-/** 根据查重率获取风险等级 */
-const getRiskLevel = (rate?: number): "low" | "medium" | "high" => {
-  if (rate === undefined) return "low"
-  if (rate <= 10) return "low"
-  if (rate <= 30) return "medium"
-  return "high"
-}
-
-/** 风险等级描述 */
-const RISK_DESC: Record<string, string> = {
-  low: "查重率较低，内容原创度高",
-  medium: "存在一定重复，建议修改部分片段",
-  high: "重复率较高，建议大幅修改或替换",
-}
-
-/** 风险等级标签变体 */
-const RISK_TAG_VARIANT: Record<string, "success" | "warning" | "error"> = {
-  low: "success",
-  medium: "warning",
-  high: "error",
-}
-
-/** 风险等级文字 */
-const RISK_LABEL: Record<string, string> = {
-  low: "低风险",
-  medium: "中风险",
-  high: "高风险",
-}
-
-/** 简易 toast */
-interface ToastState {
-  message: string
-  type: "success" | "error" | "warning"
-}
-
-/** 单个重复片段卡片 */
-const SegmentCard: React.FC<{ segment: DuplicateSegment; index: number }> = ({
-  segment,
-  index,
-}) => {
-  const sourceDuration = segment.source_end - segment.source_start
-  const matchedDuration = segment.matched_end - segment.matched_start
-  const riskLevel = segment.similarity >= 90 ? "high" : segment.similarity >= 70 ? "medium" : "low"
-
-  return (
-    <div className="dup-check-item">
-      <div className="dup-check-icon">🎬</div>
-      <div className="dup-check-body">
-        <h4>
-          片段 {index + 1}：{segment.matched_video_name}
-        </h4>
-        <p>
-          原始 {formatTime(segment.source_start)} - {formatTime(segment.source_end)}（
-          {sourceDuration.toFixed(0)}s）→ 匹配 {formatTime(segment.matched_start)} -{" "}
-          {formatTime(segment.matched_end)}（{matchedDuration.toFixed(0)}s）
-        </p>
-      </div>
-      <div className={`dup-check-bar`}>
-        <div
-          className={`dup-check-bar-fill ${riskLevel}`}
-          style={{ width: `${Math.min(segment.similarity, 100)}%` }}
-        />
-      </div>
-      <span className={`dup-check-value ${riskLevel}`}>{segment.similarity.toFixed(1)}%</span>
-    </div>
-  )
-}
+import { RiskCard } from "./components/RiskCard"
+import { InfoCard } from "./components/InfoCard"
+import { SegmentsSection } from "./components/SegmentsSection"
+import { useDuplicationDetail } from "./hooks/useDuplicationDetail"
+import { RISK_TAG_VARIANT, RISK_LABEL } from "./constants"
+import { formatSize, formatDuration } from "./utils"
+import "./duplication.css"

 const DuplicationDetail: React.FC = () => {
-  const { id } = useParams<{ id: string }>()
-  const navigate = useNavigate()
-  const queryClient = useQueryClient()
-  const [toast, setToast] = useState<ToastState | null>(null)
-
-  const showToast = useCallback((message: string, type: "success" | "error" | "warning") => {
-    setToast({ message, type })
-    setTimeout(() => setToast(null), 3000)
-  }, [])
-
  const {
-    data: detail,
+    detail,
    isLoading,
    isError,
-  } = useQuery({
-    queryKey: ["duplication-detail", id],
-    queryFn: () => getDuplicationDetail(id!),
-    enabled: !!id,
-  })
-
-  // 重新查重
-  const retryMutation = useMutation({
-    mutationFn: retryDuplication,
-    onSuccess: () => {
-      showToast("已重新提交查重", "success")
-      queryClient.invalidateQueries({ queryKey: ["duplication-detail", id] })
-    },
-    onError: () => {
-      showToast("重新查重失败", "error")
-    },
-  })
+    toast,
+    riskLevel,
+    similarityPercent,
+    handleRetry,
+    handleDownloadReport,
+    handleBack,
+  } = useDuplicationDetail()

  if (isLoading) {
    return (
@@ -155,7 +47,7 @@ const DuplicationDetail: React.FC = () => {
          <Button
            buttonType="primary"
            buttonSize="md"
-            onClick={() => navigate("/app/duplication/results")}
+            onClick={handleBack}
            style={{ marginTop: 16 }}
          >
            返回列表
@@ -165,10 +57,6 @@ const DuplicationDetail: React.FC = () => {
    )
  }

-  const riskLevel = getRiskLevel(detail.duplicate_rate)
-  const similarityPercent =
-    detail.duplicate_rate !== undefined ? detail.duplicate_rate.toFixed(1) : "—"
-
  return (
    <div className="dup-page">
      {/* Toast */}
@@ -194,21 +82,11 @@ const DuplicationDetail: React.FC = () => {
        }
        actions={
          <div className="dup-detail-actions" style={{ display: "flex", gap: 8 }}>
-            <Button
-              buttonType="secondary"
-              buttonSize="md"
-              onClick={() => {
-                showToast("报告下载功能开发中", "warning")
-              }}
-            >
+            <Button buttonType="secondary" buttonSize="md" onClick={handleDownloadReport}>
              📥 下载报告
            </Button>
            {detail.status === "failed" && (
-              <Button
-                buttonType="primary"
-                buttonSize="md"
-                onClick={() => retryMutation.mutate(detail.id)}
-              >
+              <Button buttonType="primary" buttonSize="md" onClick={handleRetry}>
                🔄 重新查重
              </Button>
            )}
@@ -218,103 +96,9 @@ const DuplicationDetail: React.FC = () => {

      {/* 内容网格 */}
      <div className="dup-detail-grid">
-        {/* 风险评估卡片 */}
-        <div className="dup-risk-card">
-          <h3>📊 风险评估</h3>
-          <div className={`dup-risk-circle ${riskLevel}`}>
-            <span className="dup-risk-value">{similarityPercent}%</span>
-            <span className="dup-risk-label">查重率</span>
-          </div>
-          <p className="dup-risk-desc">{RISK_DESC[riskLevel]}</p>
-        </div>
-
-        {/* 基本信息卡片 */}
-        <div className="dup-info-detail-card">
-          <h3>📋 基本信息</h3>
-          <div className="dup-info-rows">
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">文件名</span>
-              <Tooltip title={detail.filename}>
-                <span
-                  className="dup-info-row-value"
-                  style={{
-                    maxWidth: 200,
-                    overflow: "hidden",
-                    textOverflow: "ellipsis",
-                    whiteSpace: "nowrap",
-                  }}
-                >
-                  {detail.filename}
-                </span>
-              </Tooltip>
-            </div>
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">文件大小</span>
-              <span className="dup-info-row-value">{formatSize(detail.file_size)}</span>
-            </div>
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">视频时长</span>
-              <span className="dup-info-row-value">{formatDuration(detail.duration_seconds)}</span>
-            </div>
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">查重状态</span>
-              <span className="dup-info-row-value">
-                <Tag
-                  variant={
-                    detail.status === "completed"
-                      ? "success"
-                      : detail.status === "failed"
-                        ? "error"
-                        : detail.status === "processing"
-                          ? "warning"
-                          : "info"
-                  }
-                >
-                  {detail.status === "completed"
-                    ? "✅ 已完成"
-                    : detail.status === "failed"
-                      ? "❌ 失败"
-                      : detail.status === "processing"
-                        ? "🔄 查重中"
-                        : "⏳ 等待中"}
-                </Tag>
-              </span>
-            </div>
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">重复片段数</span>
-              <span className="dup-info-row-value">{detail.duplicate_count ?? 0} 个</span>
-            </div>
-            <div className="dup-info-row">
-              <span className="dup-info-row-label">提交时间</span>
-              <span className="dup-info-row-value">
-                {new Date(detail.created_at).toLocaleString("zh-CN")}
-              </span>
-            </div>
-          </div>
-        </div>
-
-        {/* 检测项列表 */}
-        <div className="dup-checks-section">
-          <h3>
-            🔍 重复片段详情
-            <Tag variant="primary" style={{ marginLeft: 8 }}>
-              {detail.segments?.length ?? 0} 个片段
-            </Tag>
-          </h3>
-
-          {detail.segments && detail.segments.length > 0 ? (
-            <div className="dup-checks-list">
-              {detail.segments.map((segment, index) => (
-                <SegmentCard key={segment.id} segment={segment} index={index} />
-              ))}
-            </div>
-          ) : (
-            <div className="dup-results-empty" style={{ padding: "32px 0" }}>
-              <div className="dup-results-empty-icon">🎉</div>
-              <p>未发现重复片段，内容原创度很高</p>
-            </div>
-          )}
-        </div>
+        <RiskCard riskLevel={riskLevel} similarityPercent={similarityPercent} />
+        <InfoCard detail={detail} />
+        <SegmentsSection segments={detail.segments} />
      </div>
    </div>
  )
@@ -1,116 +1,35 @@
 /**
 * 查重上传页面 — V21 设计系统
 * 左右分栏：拖拽上传区 + 格式说明
- * 零 antd 依赖
 */
-import React, { useState, useRef, useCallback } from "react"
-import { useMutation } from "@tanstack/react-query"
-import { Button, Card, Tag } from "@/components/ui"
-import { uploadForDuplication } from "@/api/duplication"
+import React from "react"
 import { useNavigate } from "react-router-dom"
-import "./duplication.css"
+import { Card } from "@/components/ui"
 import PageHead from "@/components/layout/PageHead"
-
-/** 支持的视频格式 */
-const ACCEPT_FORMATS = ".mp4,.avi,.mov,.mkv,.wmv,.flv,.webm"
-const FORMAT_LIST = ["MP4", "AVI", "MOV", "MKV", "WMV", "FLV", "WebM"]
-/** 最大文件大小：2GB */
-const MAX_FILE_SIZE = 2 * 1024 * 1024 * 1024
-
-/** 简易 toast */
-interface ToastState {
-  message: string
-  type: "success" | "error" | "warning"
-}
+import UploadZone from "./duplication-upload/UploadZone"
+import UploadActions from "./duplication-upload/UploadActions"
+import UploadProgress from "./duplication-upload/UploadProgress"
+import UploadResultPanel from "./duplication-upload/UploadResultPanel"
+import InfoSidebar from "./duplication-upload/InfoSidebar"
+import { useDuplicationUpload } from "./duplication-upload/useDuplicationUpload"
+import { ACCEPT_FORMATS } from "./duplication-upload/constants"
+import "./duplication.css"

 const DuplicationUpload: React.FC = () => {
  const navigate = useNavigate()
-  const fileInputRef = useRef<HTMLInputElement>(null)
-  const [dragging, setDragging] = useState(false)
-  const [uploading, setUploading] = useState(false)
-  const [uploadResult, setUploadResult] = useState<{
-    id: string
-    message: string
-  } | null>(null)
-  const [toast, setToast] = useState<ToastState | null>(null)
-
-  /** 显示 toast */
-  const showToast = useCallback((message: string, type: "success" | "error" | "warning") => {
-    setToast({ message, type })
-    setTimeout(() => setToast(null), 3000)
-  }, [])
-
-  // 上传查重 mutation
-  const uploadMutation = useMutation({
-    mutationFn: (file: File) => uploadForDuplication(file),
-    onSuccess: (data) => {
-      setUploading(false)
-      setUploadResult({ id: data.id, message: data.message })
-      showToast("查重任务已提交", "success")
-    },
-    onError: () => {
-      setUploading(false)
-      showToast("上传失败，请重试", "error")
-    },
-  })
-
-  /** 校验并上传文件 */
-  const handleFile = useCallback(
-    (file: File) => {
-      if (file.size > MAX_FILE_SIZE) {
-        showToast("文件大小不能超过 2GB", "error")
-        return
-      }
-      const ext = file.name.toLowerCase().split(".").pop()
-      const allowedExts = ACCEPT_FORMATS.replace(/\./g, "").split(",")
-      if (!allowedExts.includes(ext || "")) {
-        showToast(`不支持的文件格式，支持：${FORMAT_LIST.join("、")}`, "error")
-        return
-      }
-      setUploading(true)
-      setUploadResult(null)
-      uploadMutation.mutate(file)
-    },
-    [uploadMutation, showToast],
-  )
-
-  /** 拖拽事件 */
-  const handleDragOver = useCallback((e: React.DragEvent) => {
-    e.preventDefault()
-    setDragging(true)
-  }, [])
-
-  const handleDragLeave = useCallback(() => {
-    setDragging(false)
-  }, [])
-
-  const handleDrop = useCallback(
-    (e: React.DragEvent) => {
-      e.preventDefault()
-      setDragging(false)
-      const file = e.dataTransfer.files[0]
-      if (file) handleFile(file)
-    },
-    [handleFile],
-  )
-
-  /** 点击选择文件 */
-  const handleSelectFile = () => {
-    fileInputRef.current?.click()
-  }
-
-  const handleFileChange = (e: React.ChangeEvent<HTMLInputElement>) => {
-    const file = e.target.files?.[0]
-    if (file) handleFile(file)
-    // 重置 input 以便重复选择同一文件
-    e.target.value = ""
-  }
-
-  /** 重置状态 */
-  const handleReset = () => {
-    setUploadResult(null)
-    setUploading(false)
-  }
+  const {
+    fileInputRef,
+    dragging,
+    uploading,
+    uploadResult,
+    toast,
+    handleDragOver,
+    handleDragLeave,
+    handleDrop,
+    handleSelectFile,
+    handleFileChange,
+    handleReset,
+  } = useDuplicationUpload()

  return (
    <div className="dup-page">
@@ -125,25 +44,14 @@ const DuplicationUpload: React.FC = () => {
      <div className="dup-upload-grid">
        {/* 左侧：上传区域 */}
        <Card>
-          {/* 拖拽上传区 */}
-          <div
-            className={`dup-upload-zone ${dragging ? "dragging" : ""} ${uploading ? "disabled" : ""}`}
+          <UploadZone
+            dragging={dragging}
+            uploading={uploading}
            onDragOver={handleDragOver}
            onDragLeave={handleDragLeave}
            onDrop={handleDrop}
-            onClick={uploading ? undefined : handleSelectFile}
-          >
-            <div className="dup-upload-icon">{uploading ? "⏳" : "📁"}</div>
-            <h3>{uploading ? "正在上传并查重..." : "点击或拖拽视频文件到此区域"}</h3>
-            <p>支持 MP4、AVI、MOV、MKV 等格式，单个文件不超过 2GB</p>
-            <div className="dup-upload-formats">
-              {FORMAT_LIST.map((fmt) => (
-                <Tag key={fmt} variant="info">
-                  {fmt}
-                </Tag>
-              ))}
-            </div>
-          </div>
+            onClick={handleSelectFile}
+          />

          {/* 隐藏的文件 input */}
          <input
@@ -154,77 +62,21 @@ const DuplicationUpload: React.FC = () => {
            onChange={handleFileChange}
          />

-          {/* 上传按钮 */}
-          <div className="dup-upload-actions">
-            <Button
-              buttonType="primary"
-              buttonSize="md"
-              onClick={handleSelectFile}
-              disabled={uploading}
-            >
-              📂 选择文件
-            </Button>
-          </div>
+          <UploadActions uploading={uploading} onSelectFile={handleSelectFile} />

-          {/* 上传进度 */}
-          {uploading && (
-            <div className="dup-progress">
-              <div className="dup-progress-circle">
-                <span className="dup-progress-icon">⏳</span>
-                <span className="dup-progress-text">查重中...</span>
-              </div>
-              <p>正在分析视频内容，请稍候...</p>
-            </div>
-          )}
+          {uploading && <UploadProgress />}

-          {/* 上传结果 */}
          {uploadResult && !uploading && (
-            <div className="dup-result">
-              <div className="dup-result-icon">✅</div>
-              <h3>查重任务已提交</h3>
-              <p>{uploadResult.message}</p>
-              <div className="dup-result-actions">
-                <Button
-                  buttonType="primary"
-                  buttonSize="md"
-                  onClick={() => navigate("/app/duplication/results")}
-                >
-                  查看结果
-                </Button>
-                <Button buttonType="secondary" buttonSize="md" onClick={handleReset}>
-                  继续上传
-                </Button>
-              </div>
-            </div>
+            <UploadResultPanel
+              result={uploadResult}
+              onViewResult={() => navigate("/app/duplication/results")}
+              onReset={handleReset}
+            />
          )}
        </Card>

        {/* 右侧：格式说明 + 提示 */}
-        <div className="dup-info-card">
-          <h3>📋 查重说明</h3>
-          <ul className="dup-info-list">
-            <li>系统会对比您上传的视频与视频库中的已有视频</li>
-            <li>查重完成后，可查看重复片段的具体位置</li>
-            <li>查重过程通常需要几分钟，取决于视频大小</li>
-            <li>高相似度片段建议进行替换或裁剪</li>
-          </ul>
-
-          <h3 style={{ marginTop: 24 }}>🎬 支持格式</h3>
-          <div className="dup-format-tags">
-            {FORMAT_LIST.map((fmt) => (
-              <Tag key={fmt} variant="info">
-                {fmt}
-              </Tag>
-            ))}
-          </div>
-
-          <h3 style={{ marginTop: 24 }}>💡 温馨提示</h3>
-          <ul className="dup-info-list">
-            <li>单个文件不超过 2GB</li>
-            <li>视频时长建议不超过 60 分钟</li>
-            <li>查重结果可在「查重记录」中随时查看</li>
-          </ul>
-        </div>
+        <InfoSidebar />
      </div>
    </div>
  )
@@ -0,0 +1,72 @@
+import React from "react"
+import { Tag, Tooltip } from "@/components/ui"
+import { formatSize, formatDuration } from "../utils"
+import type { DuplicationDetail } from "@/api/duplication"
+
+interface InfoCardProps {
+  detail: DuplicationDetail
+}
+
+/**
+ * 基本信息卡片
+ */
+export const InfoCard: React.FC<InfoCardProps> = ({ detail }) => {
+  const statusMap: Record<string, { text: string; variant: string }> = {
+    completed: { text: "✅ 已完成", variant: "success" },
+    failed: { text: "❌ 失败", variant: "error" },
+    processing: { text: "🔄 查重中", variant: "warning" },
+    pending: { text: "⏳ 等待中", variant: "info" },
+  }
+  const status = statusMap[detail.status] || {
+    text: detail.status,
+    variant: "info",
+  }
+
+  return (
+    <div className="dup-info-detail-card">
+      <h3>📋 基本信息</h3>
+      <div className="dup-info-rows">
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">文件名</span>
+          <Tooltip title={detail.filename}>
+            <span
+              className="dup-info-row-value"
+              style={{
+                maxWidth: 200,
+                overflow: "hidden",
+                textOverflow: "ellipsis",
+                whiteSpace: "nowrap",
+              }}
+            >
+              {detail.filename}
+            </span>
+          </Tooltip>
+        </div>
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">文件大小</span>
+          <span className="dup-info-row-value">{formatSize(detail.file_size)}</span>
+        </div>
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">视频时长</span>
+          <span className="dup-info-row-value">{formatDuration(detail.duration_seconds)}</span>
+        </div>
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">查重状态</span>
+          <span className="dup-info-row-value">
+            <Tag variant={status.variant as "success"}>{status.text}</Tag>
+          </span>
+        </div>
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">重复片段数</span>
+          <span className="dup-info-row-value">{detail.duplicate_count ?? 0} 个</span>
+        </div>
+        <div className="dup-info-row">
+          <span className="dup-info-row-label">提交时间</span>
+          <span className="dup-info-row-value">
+            {new Date(detail.created_at).toLocaleString("zh-CN")}
+          </span>
+        </div>
+      </div>
+    </div>
+  )
+}
@@ -0,0 +1,21 @@
+import React from "react"
+import { RISK_DESC } from "../constants"
+
+interface RiskCardProps {
+  riskLevel: string
+  similarityPercent: string
+}
+
+/**
+ * 风险评估卡片
+ */
+export const RiskCard: React.FC<RiskCardProps> = ({ riskLevel, similarityPercent }) => (
+  <div className="dup-risk-card">
+    <h3>📊 风险评估</h3>
+    <div className={`dup-risk-circle ${riskLevel}`}>
+      <span className="dup-risk-value">{similarityPercent}%</span>
+      <span className="dup-risk-label">查重率</span>
+    </div>
+    <p className="dup-risk-desc">{RISK_DESC[riskLevel]}</p>
+  </div>
+)
@@ -0,0 +1,40 @@
+import React from "react"
+import type { DuplicateSegment } from "@/api/duplication"
+import { formatTime } from "../utils"
+
+interface SegmentCardProps {
+  segment: DuplicateSegment
+  index: number
+}
+
+/**
+ * 单个重复片段卡片
+ */
+export const SegmentCard: React.FC<SegmentCardProps> = ({ segment, index }) => {
+  const sourceDuration = segment.source_end - segment.source_start
+  const matchedDuration = segment.matched_end - segment.matched_start
+  const riskLevel = segment.similarity >= 90 ? "high" : segment.similarity >= 70 ? "medium" : "low"
+
+  return (
+    <div className="dup-check-item">
+      <div className="dup-check-icon">🎬</div>
+      <div className="dup-check-body">
+        <h4>
+          片段 {index + 1}：{segment.matched_video_name}
+        </h4>
+        <p>
+          原始 {formatTime(segment.source_start)} - {formatTime(segment.source_end)}（
+          {sourceDuration.toFixed(0)}s）→ 匹配 {formatTime(segment.matched_start)} -{" "}
+          {formatTime(segment.matched_end)}（{matchedDuration.toFixed(0)}s）
+        </p>
+      </div>
+      <div className={`dup-check-bar`}>
+        <div
+          className={`dup-check-bar-fill ${riskLevel}`}
+          style={{ width: `${Math.min(segment.similarity, 100)}%` }}
+        />
+      </div>
+      <span className={`dup-check-value ${riskLevel}`}>{segment.similarity.toFixed(1)}%</span>
+    </div>
+  )
+}
@@ -0,0 +1,35 @@
+import React from "react"
+import { Tag } from "@/components/ui"
+import type { DuplicateSegment } from "@/api/duplication"
+import { SegmentCard } from "./SegmentCard"
+
+interface SegmentsSectionProps {
+  segments?: DuplicateSegment[]
+}
+
+/**
+ * 重复片段列表区域
+ */
+export const SegmentsSection: React.FC<SegmentsSectionProps> = ({ segments = [] }) => (
+  <div className="dup-checks-section">
+    <h3>
+      🔍 重复片段详情
+      <Tag variant="primary" style={{ marginLeft: 8 }}>
+        {segments.length} 个片段
+      </Tag>
+    </h3>
+
+    {segments.length > 0 ? (
+      <div className="dup-checks-list">
+        {segments.map((segment, index) => (
+          <SegmentCard key={segment.id} segment={segment} index={index} />
+        ))}
+      </div>
+    ) : (
+      <div className="dup-results-empty" style={{ padding: "32px 0" }}>
+        <div className="dup-results-empty-icon">🎉</div>
+        <p>未发现重复片段，内容原创度很高</p>
+      </div>
+    )}
+  </div>
+)
@@ -16,7 +16,28 @@ export const STATUS_CONFIG: Record<
  failed: { variant: "error", text: "失败", icon: "❌" },
 }

-/** 风险等级标签 */
+/** 风险等级描述 */
+export const RISK_DESC: Record<string, string> = {
+  low: "查重率较低，内容原创度高",
+  medium: "存在一定重复，建议修改部分片段",
+  high: "重复率较高，建议大幅修改或替换",
+}
+
+/** 风险等级标签变体 */
+export const RISK_TAG_VARIANT: Record<string, "success" | "warning" | "error"> = {
+  low: "success",
+  medium: "warning",
+  high: "error",
+}
+
+/** 风险等级文字（详情页用） */
+export const RISK_LABEL: Record<string, string> = {
+  low: "低风险",
+  medium: "中风险",
+  high: "高风险",
+}
+
+/** 风险等级标签（列表页用） */
 export const RISK_LABELS: Record<string, string> = {
  low: "低风险",
  medium: "中风险",
@@ -29,3 +50,15 @@ export const FILTER_OPTIONS: { key: RiskFilter; label: string }[] = [
  { key: "medium", label: "中风险" },
  { key: "high", label: "高风险" },
 ]
+
+/** 支持的视频格式 */
+export const ACCEPT_FORMATS = ".mp4,.avi,.mov,.mkv,.wmv,.flv,.webm"
+export const FORMAT_LIST = ["MP4", "AVI", "MOV", "MKV", "WMV", "FLV", "WebM"]
+/** 最大文件大小：2GB */
+export const MAX_FILE_SIZE = 2 * 1024 * 1024 * 1024
+
+/** 简易 toast */
+export interface ToastState {
+  message: string
+  type: "success" | "error" | "warning"
+}
@@ -0,0 +1,36 @@
+import React from "react"
+import { Tag } from "@/components/ui"
+import { FORMAT_LIST } from "./constants"
+
+/** 右侧说明卡 */
+const InfoSidebar: React.FC = () => {
+  return (
+    <div className="dup-info-card">
+      <h3>📋 查重说明</h3>
+      <ul className="dup-info-list">
+        <li>系统会对比您上传的视频与视频库中的已有视频</li>
+        <li>查重完成后，可查看重复片段的具体位置</li>
+        <li>查重过程通常需要几分钟，取决于视频大小</li>
+        <li>高相似度片段建议进行替换或裁剪</li>
+      </ul>
+
+      <h3 style={{ marginTop: 24 }}>🎬 支持格式</h3>
+      <div className="dup-format-tags">
+        {FORMAT_LIST.map((fmt) => (
+          <Tag key={fmt} variant="info">
+            {fmt}
+          </Tag>
+        ))}
+      </div>
+
+      <h3 style={{ marginTop: 24 }}>💡 温馨提示</h3>
+      <ul className="dup-info-list">
+        <li>单个文件不超过 2GB</li>
+        <li>视频时长建议不超过 60 分钟</li>
+        <li>查重结果可在「查重记录」中随时查看</li>
+      </ul>
+    </div>
+  )
+}
+
+export default InfoSidebar
--- a/Show More
+++ b/Show More