diff --git a/admin/91docs/list.md b/admin/91docs/list.md
new file mode 100644
index 0000000..4d41417
--- /dev/null
+++ b/admin/91docs/list.md
@@ -0,0 +1,104 @@
+首页-默认
+
+```JSON
+{
+  "oauth_type": "pwa",
+  "oauth_id": "cXNQe5FQXIkaW8Ny1792802204704",
+  "trace_id": "",
+  "aff_x_code": "",
+  "version": "7.5.0",
+  "mod": "index",
+  "code": "home",
+  "page": 3,
+  "token": "3fba65f06e1e308c819e343474075461",
+  "timestamp": 1792811390633
+}
+```
+
+首页-精选-最新
+
+```JSON
+{
+"oauth_type": "pwa",
+"oauth_id": "cXNQe5FQXIkaW8Ny1792802204704",
+"trace_id": "",
+"aff_x_code": "",
+"version": "7.5.0",
+"mod": "choice",
+"code": "vlog",
+"type": "new",
+"page": 1,
+"limit": 30,
+"token": "3fba65f06e1e308c819e343474075461",
+"timestamp": 1792810190406
+}
+```
+
+短剧-原创-全部
+
+```JSON
+{
+  "oauth_type": "pwa",
+  "oauth_id": "cXNQe5FQXIkaW8Ny1792802204704",
+  "trace_id": "",
+  "aff_x_code": "",
+  "version": "7.5.0",
+  "mod": "aidrama",
+  "code": "home",
+  "page": 1,
+  "limit": 10,
+  "pay_type": "all",
+  "sort": "all",
+  "category_ids": [
+    4
+  ],
+  "token": "3fba65f06e1e308c819e343474075461",
+  "timestamp": 1792811903280
+}
+```
+
+短剧-详情页(请求)
+
+```json
+{
+  "oauth_type": "pwa",
+  "oauth_id": "cXNQe5FQXIkaW8Ny1792802204704",
+  "trace_id": "",
+  "aff_x_code": "",
+  "version": "7.5.0",
+  "mod": "aidrama",
+  "code": "detail",
+  "drama_id": 1008,
+  "token": "3fba65f06e1e308c819e343474075461",
+  "timestamp": 1792812296047
+}
+```
+
+短剧-请求所有集数
+
+```json
+{
+  "oauth_type": "pwa",
+  "oauth_id": "cXNQe5FQXIkaW8Ny1792802204704",
+  "trace_id": "",
+  "aff_x_code": "",
+  "version": "7.5.0",
+  "mod": "aidrama",
+  "code": "episodes",
+  "drama_id": 1008,
+  "page": 1,
+  "limit": 100,
+  "token": "3fba65f06e1e308c819e343474075461",
+  "timestamp": 1792812296047
+}
+```
+
+<br />
+
+短剧-获得所有集数
+
+```json
+aaa
+aaa
+```
+
diff --git a/admin/91docs/login.py b/admin/91docs/login.py
new file mode 100644
index 0000000..2a117d8
--- /dev/null
+++ b/admin/91docs/login.py
@@ -0,0 +1,192 @@
+#!/usr/bin/env python3
+"""91Video PWA 登录脚本
+
+通过逆向 pwa4.jl8v0p5t.cc 的加密协议，调用登录接口获取 token。
+
+依赖: pip install requests pycryptodome
+"""
+
+import hashlib
+import json
+import random
+import string
+import time
+
+import requests
+from Crypto.Cipher import AES
+
+# ===== 协议常量 (从前端 JS 逆向得到) =====
+API_URL = "https://api4.zqpnd5a7.cc/pwa.php"
+
+# AES-256 密钥与 IV (请求加密 / 响应解密共用)
+AES_KEY = b"cc88ddc9357ff461e08f047aedee692b"  # 32 bytes
+AES_IV = b"e89225cfbbimgkcu"  # 16 bytes
+
+# 签名用的密钥 (即 AES 密钥)
+SIGN_KEY = "cc88ddc9357ff461e08f047aedee692b"
+
+# oauth_id 随机字符集
+OAUTH_CHARSET = (
+    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+)
+
+HEADERS = {
+    "User-Agent": (
+        "Mozilla/5.0 (Linux; Android 10; SM-G973F) "
+        "AppleWebKit/537.36 (KHTML, like Gecko) "
+        "Chrome/120.0.0.0 Mobile Safari/537.36"
+    ),
+    "Origin": "https://pwa4.jl8v0p5t.cc",
+    "Referer": "https://pwa4.jl8v0p5t.cc/",
+    "Accept": "application/json, text/plain, */*",
+    "Content-Type": "application/x-www-form-urlencoded",
+}
+
+
+def _aes_encrypt(plaintext: str) -> str:
+    """AES-256-CFB (segment_size=128) 加密, 返回大写十六进制字符串。"""
+    cipher = AES.new(AES_KEY, AES.MODE_CFB, AES_IV, segment_size=128)
+    return cipher.encrypt(plaintext.encode("utf-8")).hex().upper()
+
+
+def _aes_decrypt(hex_data: str) -> str:
+    """AES-256-CFB (segment_size=128) 解密。"""
+    cipher = AES.new(AES_KEY, AES.MODE_CFB, AES_IV, segment_size=128)
+    return cipher.decrypt(bytes.fromhex(hex_data)).decode("utf-8", "replace")
+
+
+def _make_sign(data_hex: str, timestamp_sec: int) -> str:
+    """生成 sign: MD5(SHA256('client=pwa&data=<data>&timestamp=<ts><sign_key>'))"""
+    base = f"client=pwa&data={data_hex}&timestamp={timestamp_sec}{SIGN_KEY}"
+    sha = hashlib.sha256(base.encode("utf-8")).hexdigest()
+    return hashlib.md5(sha.encode("utf-8")).hexdigest()
+
+
+def _gen_oauth_id() -> str:
+    """生成 oauth_id: 16 位随机字符 + 毫秒时间戳。"""
+    rand_part = "".join(random.choices(OAUTH_CHARSET, k=16))
+    return rand_part + str(int(time.time() * 1000))
+
+
+def _post(session: requests.Session, payload: dict) -> dict:
+    """加密 payload 并发送请求，返回解密后的 JSON 响应。"""
+    ts_ms = int(time.time() * 1000)
+    ts_sec = ts_ms // 1000
+    payload["timestamp"] = ts_ms
+
+    plaintext = json.dumps(payload, separators=(",", ":"))
+    data_hex = _aes_encrypt(plaintext)
+    sign = _make_sign(data_hex, ts_sec)
+
+    body = f"client=pwa&timestamp={ts_sec}&data={data_hex}&sign={sign}"
+
+    resp = session.post(API_URL, data=body, headers=HEADERS, timeout=30)
+    if resp.status_code == 503:
+        raise RuntimeError(
+            "服务端返回 503。若 oauth_id 未经 system/index 注册会触发此错误；"
+            "也可能是 CloudFront 限流，请稍后重试。"
+        )
+    resp.raise_for_status()
+
+    result = resp.json()
+    if result.get("errcode") != 0:
+        raise RuntimeError(f"接口返回错误: {result}")
+
+    encrypted_data = result.get("data", "")
+    if not encrypted_data:
+        return result
+
+    decrypted = _aes_decrypt(encrypted_data)
+    return json.loads(decrypted)
+
+
+def login(account: str, password: str):
+    """登录并返回 (session, oauth_id, 解析后的登录响应)。
+
+    登录前必须先调用 system/index 注册 oauth_id，
+    否则服务端会对未注册的 oauth_id 返回 503。
+    """
+    session = requests.Session()
+    oauth_id = _gen_oauth_id()
+
+    base = {
+        "oauth_type": "pwa",
+        "oauth_id": oauth_id,
+        "trace_id": "",
+        "aff_x_code": "",
+        "version": "7.5.0",
+    }
+
+    # 1) 先调用 system/index 注册 oauth_id
+    _post(session, dict(base, mod="system", code="index", data={}, token=""))
+    time.sleep(0.3)
+
+    # 2) 再调用登录接口
+    payload = dict(
+        base,
+        mod="user",
+        code="regOrLogin",
+        account=account,
+        password=password,
+        type="login",
+    )
+    result = _post(session, payload)
+    return session, oauth_id, result
+
+
+def fetch_home(session: requests.Session, oauth_id: str, token: str, page: int) -> dict:
+    """请求首页列表 (mod=index, code=home) 并返回解密后的数据。"""
+    payload = {
+        "oauth_type": "pwa",
+        "oauth_id": oauth_id,
+        "trace_id": "",
+        "aff_x_code": "",
+        "version": "7.5.0",
+        "mod": "index",
+        "code": "home",
+        "page": page,
+        "token": token,
+    }
+    return _post(session, payload)
+
+
+def main():
+    account = "16774351679"
+    password = "admin123456"
+
+    print(f"正在登录账号: {account}")
+    session, oauth_id, result = login(account, password)
+
+    inner = result.get("data", result)
+    if not inner.get("success"):
+        print("登录失败:", inner.get("msg", result))
+        return
+
+    token = inner.get("token")
+    print(f"登录成功! token: {token}")
+
+    # 请求首页第 1~10 页并解密保存
+    for page in range(1, 2):
+        try:
+            data = fetch_home(session, oauth_id, token, page)
+        except Exception as e:
+            print(f"第 {page} 页请求失败: {e}")
+            continue
+
+        out_file = f"home_page_{page}.json"
+        with open(out_file, "w", encoding="utf-8") as f:
+            json.dump(data, f, ensure_ascii=False, indent=2)
+
+        # 打印摘要：data 直接就是视频列表
+        items = data.get("data") if isinstance(data.get("data"), list) else []
+        print(f"第 {page} 页: 已解密并保存到 {out_file} (共 {len(items)} 条)")
+        time.sleep(0.5)
+
+
+if __name__ == "__main__":
+    # data_str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
+    # decrypted = json.loads(_aes_decrypt(data_str))
+
+    # print("-----")
+    # print(json.dumps(decrypted, ensure_ascii=False, indent=2))
+    main()
diff --git a/admin/src/api/system.js b/admin/src/api/system.js
new file mode 100644
index 0000000..058b63f
--- /dev/null
+++ b/admin/src/api/system.js
@@ -0,0 +1,57 @@
+import request from './request'
+
+/** 列出所有备份文件 */
+export function listBackups() {
+  return request.get('/admin/system/backups')
+}
+
+/** 立即创建一次备份（同步等待返回，可能耗时几秒~几十秒） */
+export function createBackup() {
+  // 备份耗时较长，单独放宽超时到 5 分钟
+  return request.post('/admin/system/backup', null, { timeout: 5 * 60 * 1000 })
+}
+
+/** 删除指定备份 */
+export function deleteBackup(filename) {
+  return request.delete(`/admin/system/backups/${encodeURIComponent(filename)}`)
+}
+
+/** 从已有备份恢复（高危） */
+export function restoreFromExisting(filename) {
+  return request.post(
+    `/admin/system/backups/${encodeURIComponent(filename)}/restore`,
+    null,
+    { timeout: 10 * 60 * 1000 },
+  )
+}
+
+/** 上传 .sql.gz 文件并恢复（高危） */
+export function restoreFromUpload(file) {
+  const fd = new FormData()
+  fd.append('file', file)
+  return request.post('/admin/system/restore', fd, {
+    headers: { 'Content-Type': 'multipart/form-data' },
+    timeout: 10 * 60 * 1000,
+  })
+}
+
+/** 下载备份文件（手动携带 Authorization 头，绕过 axios 直接打开） */
+export async function downloadBackup(filename) {
+  const { getToken } = await import('@/utils/auth')
+  const token = getToken()
+  const resp = await fetch(`/api/v1/admin/system/backups/${encodeURIComponent(filename)}/download`, {
+    headers: { Authorization: `Bearer ${token}` },
+  })
+  if (!resp.ok) {
+    throw new Error(`下载失败：${resp.status}`)
+  }
+  const blob = await resp.blob()
+  const url = URL.createObjectURL(blob)
+  const a = document.createElement('a')
+  a.href = url
+  a.download = filename
+  document.body.appendChild(a)
+  a.click()
+  document.body.removeChild(a)
+  URL.revokeObjectURL(url)
+}
diff --git a/admin/src/api/videos.js b/admin/src/api/videos.js
index 4be4ddf..a219f94 100644
--- a/admin/src/api/videos.js
+++ b/admin/src/api/videos.js
@@ -21,11 +21,21 @@ export function offlineVideo(videoId, data) {
   return request.post(`/admin/videos/${videoId}/offline`, data)
 }
 
-/** 视频基础编辑 { title, description, cover_url, category_id, series_id, episode_no, status } */
+/** 视频基础编辑 { title, description, cover_url, category_id, source_id, series_id, episode_no, status } */
 export function updateVideo(videoId, data) {
   return request.put(`/admin/videos/${videoId}`, data)
 }
 
+/** 批量编辑视频 { video_ids, source_id?, status?, category_id? } */
+export function batchUpdateVideos(data) {
+  return request.put('/admin/videos/batch', data)
+}
+
+/** 批量下架视频 { video_ids, reason }（复用单条下架：通知作者 + 写日志 + 清缓存） */
+export function batchOfflineVideos(data) {
+  return request.post('/admin/videos/batch-offline', data)
+}
+
 /** 删除视频（级联删除所有关联数据：标签/点赞/收藏/评论/观看记录/收益/举报） */
 export function deleteVideo(videoId) {
   return request.delete(`/admin/videos/${videoId}`)
diff --git a/admin/src/layout/MainLayout.vue b/admin/src/layout/MainLayout.vue
index 6161892..5b71bfd 100644
--- a/admin/src/layout/MainLayout.vue
+++ b/admin/src/layout/MainLayout.vue
@@ -71,6 +71,7 @@ const menuConfig = [
       { title: '发布视频', path: '/videos/create', icon: 'Upload', roles: [] },
       { title: '视频管理', path: '/videos', icon: 'Film', roles: [] },
       { title: '系列管理', path: '/series', icon: 'CollectionTag', roles: [] },
+      { title: '来源管理', path: '/sources', icon: 'Flag', roles: [] },
       { title: '采集源管理', path: '/collect-sources', icon: 'Download', roles: [] },
       { title: '分类管理', path: '/categories', icon: 'Menu', roles: [] },
       { title: '标签管理', path: '/tags', icon: 'PriceTag', roles: [] },
@@ -103,6 +104,7 @@ const menuConfig = [
       { title: '推荐风控', path: '/referrals', icon: 'Share', roles: [] },
       { title: '敏感词库', path: '/sensitive-words', icon: 'Collection', roles: [] },
       { title: '平台配置', path: '/configs', icon: 'Setting', roles: [] },
+      { title: '数据库备份', path: '/system/backup', icon: 'Coin', roles: [] },
       { title: '操作日志', path: '/logs', icon: 'Document', roles: [] },
     ],
   },
diff --git a/admin/src/router/index.js b/admin/src/router/index.js
index 0710d49..3ab5850 100644
--- a/admin/src/router/index.js
+++ b/admin/src/router/index.js
@@ -58,6 +58,12 @@ const routes = [
         component: () => import('@/views/SeriesManage.vue'),
         meta: { title: '系列管理', icon: 'CollectionTag', roles: [] },
       },
+      {
+        path: 'sources',
+        name: 'source-manage',
+        component: () => import('@/views/SourceManage.vue'),
+        meta: { title: '来源管理', icon: 'Flag', roles: [] },
+      },
       {
         path: 'collect-sources',
         name: 'collect-sources',
@@ -148,6 +154,18 @@ const routes = [
         component: () => import('@/views/ConfigList.vue'),
         meta: { title: '平台配置', icon: 'Setting', roles: [] },
       },
+      {
+        path: 'system/backup',
+        name: 'system-backup',
+        component: () => import('@/views/SystemBackup.vue'),
+        meta: { title: '数据库备份', icon: 'Coin', roles: [] },
+      },
+      {
+        path: 'user-action-logs',
+        name: 'user-action-logs',
+        component: () => import('@/views/UserActionLogs.vue'),
+        meta: { title: '用户操作日志', icon: 'Document', roles: [] },
+      },
       {
         path: 'logs',
         name: 'log-list',
diff --git a/admin/src/views/CollectSources.vue b/admin/src/views/CollectSources.vue
index 6e92114..643a30b 100644
--- a/admin/src/views/CollectSources.vue
+++ b/admin/src/views/CollectSources.vue
@@ -14,12 +14,28 @@
 
       <el-alert type="info" :closable="false" style="margin-bottom: 12px">
         添加"分类名 + 列表URL"后点同步即可自动采集；URL 中用 <code v-pre>{{page}}</code> 表示页码占位。
-        分类名不存在时会自动创建。同步为增量：已入库的视频自动跳过。
+        分类名不存在时会自动创建。同步为增量：已入库的视频自动跳过。<br>
+        91 短剧类型：填写源站账号密码，自动登录并按源站分类拉取短剧列表与全部集数，入库为「系列 + 剧集」，仅保存封面地址与播放代理地址。
       </el-alert>
 
       <el-table :data="list" v-loading="loading" stripe>
         <el-table-column prop="id" label="ID" width="60" />
         <el-table-column prop="name" label="分类名" width="130" />
+        <el-table-column label="类型" width="100">
+          <template #default="{ row }">
+            <el-tag :type="row.kind === 'aidrama91' ? 'success' : (row.kind === 'aidrama91_vlog' ? 'warning' : 'info')" size="small">
+              {{ row.kind === 'aidrama91' ? '91短剧' : (row.kind === 'aidrama91_vlog' ? '91短视频' : '通用URL') }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column label="来源" width="110">
+          <template #default="{ row }">
+            <el-tag v-if="sourceName(row.source_id)" type="warning" size="small">
+              {{ sourceName(row.source_id) }}
+            </el-tag>
+            <el-tag v-else type="info" size="small">未绑定</el-tag>
+          </template>
+        </el-table-column>
         <el-table-column prop="list_url" label="列表 URL" min-width="320" show-overflow-tooltip />
         <el-table-column label="状态" width="80">
           <template #default="{ row }">
@@ -31,9 +47,10 @@
         <el-table-column prop="last_sync_at" label="上次同步" width="160">
           <template #default="{ row }">{{ row.last_sync_at || '从未' }}</template>
         </el-table-column>
-        <el-table-column label="操作" width="240" fixed="right">
+        <el-table-column label="操作" width="290" fixed="right">
           <template #default="{ row }">
             <el-button link type="warning" :loading="syncingId === row.id" @click="syncOne(row)">同步</el-button>
+            <el-button link type="danger" :loading="cancellingId === row.id" @click="cancelSync(row)">取消同步</el-button>
             <el-button link type="primary" @click="showEdit(row)">编辑</el-button>
             <el-button link type="primary" @click="toggleStatus(row)">
               {{ row.status === 1 ? '停用' : '启用' }}
@@ -68,13 +85,48 @@
     </el-dialog>
 
     <el-dialog v-model="dialogVisible" :title="editing ? '编辑采集源' : '添加采集源'" width="560px">
-      <el-form :model="form" label-width="90px">
+      <el-form :model="form" label-width="100px">
+        <el-form-item label="采集类型">
+          <el-radio-group v-model="form.kind" :disabled="!!editing">
+            <el-radio value="url">通用 URL 模板</el-radio>
+            <el-radio value="aidrama91">91 短剧（AI短剧）</el-radio>
+            <el-radio value="aidrama91_vlog">91 短视频</el-radio>
+          </el-radio-group>
+        </el-form-item>
         <el-form-item label="分类名">
           <el-input v-model="form.name" maxlength="50" placeholder="如：每日更新（不存在会自动创建分类）" />
         </el-form-item>
-        <el-form-item label="列表 URL">
-          <el-input v-model="form.list_url" type="textarea" :rows="3"
-                    placeholder="https://example.com/api/v1/videos?categoryId=27&page={{page}}&size=60" />
+        <el-form-item label="接口地址">
+          <el-input v-model="form.list_url" type="textarea" :rows="2"
+                    :placeholder="form.kind === 'aidrama91'
+                      ? 'https://api4.zqpnd5a7.cc/pwa.php'
+                      : 'https://example.com/api/v1/videos?categoryId=27&page={{page}}&size=60'" />
+        </el-form-item>
+        <template v-if="form.kind === 'aidrama91' || form.kind === 'aidrama91_vlog'">
+          <el-form-item label="源站账号">
+            <el-input v-model="form.account" placeholder="91 站点登录手机号/账号" />
+          </el-form-item>
+          <el-form-item label="源站密码">
+            <el-input v-model="form.password" type="password" show-password
+                      :placeholder="editing && editing.has_token ? '留空表示不修改' : '91 站点登录密码'" />
+          </el-form-item>
+          <el-form-item v-if="form.kind === 'aidrama91'" label="源站分类">
+            <el-input v-model="form.category_ids_text" placeholder="逗号分隔，如 4（AI短剧）" />
+          </el-form-item>
+          <el-form-item label="每页条数">
+            <el-input-number v-model="form.page_size" :min="1" :max="50" />
+            <span style="margin-left: 8px; color: #909399; font-size: 12px">
+              {{ form.kind === 'aidrama91' ? '短剧单页上限 20' : '短视频单页上限 50' }}
+            </span>
+          </el-form-item>
+        </template>
+        <el-form-item label="内容来源">
+          <el-select v-model="form.source_id" placeholder="采集入库时打上该来源标签" style="width: 100%">
+            <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+          </el-select>
+          <div v-if="form.kind === 'aidrama91'" style="color: #909399; font-size: 12px">
+            91 短剧会自动绑定「91」来源，无需手动选择
+          </div>
         </el-form-item>
       </el-form>
       <template #footer>
@@ -96,9 +148,18 @@ const dialogVisible = ref(false)
 const editing = ref(null)
 const submitting = ref(false)
 const syncingId = ref(0)
+const cancellingId = ref(0)
 const syncAllLoading = ref(false)
 
-const form = reactive({ name: '', list_url: '' })
+const form = reactive({
+  kind: 'url', name: '', list_url: '', source_id: 0,
+  account: '', password: '', category_ids_text: '4', page_size: 20,
+})
+
+const sources = ref([])
+function sourceName(id) {
+  return sources.value.find(s => s.id === id)?.name || ''
+}
 
 const batchVisible = ref(false)
 const batchText = ref('')
@@ -119,7 +180,17 @@ async function submitBatch() {
   }
 }
 
-onMounted(load)
+onMounted(() => {
+  load()
+  loadSources()
+})
+
+async function loadSources() {
+  try {
+    const r = await request({ url: '/admin/sources', method: 'get' })
+    sources.value = r.list || []
+  } catch (e) {}
+}
 
 async function load() {
   loading.value = true
@@ -133,26 +204,58 @@ async function load() {
 
 function showCreate() {
   editing.value = null
-  Object.assign(form, { name: '', list_url: '' })
+  Object.assign(form, {
+    kind: 'url', name: '', list_url: '', source_id: sources.value[0]?.id ?? 0,
+    account: '', password: '', category_ids_text: '4', page_size: 20,
+  })
   dialogVisible.value = true
 }
 
 function showEdit(row) {
   editing.value = row
-  Object.assign(form, { name: row.name, list_url: row.list_url })
+  Object.assign(form, {
+    kind: row.kind || 'url',
+    name: row.name, list_url: row.list_url, source_id: row.source_id || 0,
+    account: row.account || '', password: '',
+    category_ids_text: (row.category_ids || [4]).join(','),
+    page_size: row.page_size || 20,
+  })
   dialogVisible.value = true
 }
 
+function parseCategoryIds(text) {
+  return (text || '').split(/[,，\s]+/).map(s => parseInt(s, 10)).filter(n => n > 0)
+}
+
 async function save() {
   if (!form.name || !form.list_url) { ElMessage.warning('请填写完整'); return }
-  if (!form.list_url.includes('{{page}}')) { ElMessage.warning('URL 需包含 {{page}} 页码占位符'); return }
+  const isAidrama = form.kind === 'aidrama91' || form.kind === 'aidrama91_vlog'
+  if (isAidrama) {
+    if (!form.account) { ElMessage.warning('请填写源站账号'); return }
+    if (!editing.value && !form.password) { ElMessage.warning('请填写源站密码'); return }
+  } else if (!form.list_url.includes('{{page}}')) {
+    ElMessage.warning('URL 需包含 {{page}} 页码占位符'); return
+  }
+
+  const payload = {
+    kind: form.kind, name: form.name, list_url: form.list_url,
+    source_id: form.source_id || 0,
+  }
+  if (isAidrama) {
+    const ids = parseCategoryIds(form.category_ids_text)
+    payload.account = form.account
+    payload.category_ids = ids.length ? ids : [4]
+    payload.page_size = form.page_size || 20
+    if (form.password) payload.password = form.password
+  }
+
   submitting.value = true
   try {
     if (editing.value) {
-      await request({ url: `/admin/collection/sources/${editing.value.id}`, method: 'put', data: form })
+      await request({ url: `/admin/collection/sources/${editing.value.id}`, method: 'put', data: payload })
       ElMessage.success('已更新')
     } else {
-      await request({ url: '/admin/collection/sources', method: 'post', data: form })
+      await request({ url: '/admin/collection/sources', method: 'post', data: payload })
       ElMessage.success('已添加，点击"同步"开始采集')
     }
     dialogVisible.value = false
@@ -195,6 +298,23 @@ async function syncOne(row) {
   }
 }
 
+async function cancelSync(row) {
+  try {
+    await ElMessageBox.confirm(
+      `确定要取消「${row.name}」的同步任务吗？任务会在当前页/当前条目处理完后自然停止。`,
+      '取消同步',
+      { type: 'warning', confirmButtonText: '取消同步', cancelButtonText: '返回' },
+    )
+  } catch (_) { return }
+  cancellingId.value = row.id
+  try {
+    await request({ url: `/admin/collection/sources/${row.id}/sync/cancel`, method: 'post' })
+    ElMessage.success(`「${row.name}」已请求取消同步，稍后自动停止`)
+  } catch (e) {} finally {
+    cancellingId.value = 0
+  }
+}
+
 async function syncAll() {
   syncAllLoading.value = true
   try {
diff --git a/admin/src/views/SeriesManage.vue b/admin/src/views/SeriesManage.vue
index ba9b45e..778b9c8 100644
--- a/admin/src/views/SeriesManage.vue
+++ b/admin/src/views/SeriesManage.vue
@@ -8,6 +8,11 @@
             <el-input v-model="keyword" placeholder="搜索系列标题" clearable
                       style="width: 200px; margin-right: 8px" @keyup.enter="load" />
 
+            <el-select v-model="filterSourceId" placeholder="全部来源" clearable
+                       style="width: 130px; margin-right: 8px" @change="onFilterChange">
+              <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+            </el-select>
+
             <el-dropdown trigger="click" @command="handleBatchCmd">
               <el-button :loading="batchLoading">批量更新 <el-icon class="el-icon--right"><arrow-down /></el-icon></el-button>
               <template #dropdown>
@@ -47,9 +52,15 @@
           </template>
         </el-table-column>
         <el-table-column prop="total_episodes" label="集数" width="90" />
-        <el-table-column label="来源" width="80">
+        <el-table-column label="来源" width="110">
           <template #default="{ row }">
-            <el-tag v-if="row.source_id" size="small" type="warning">采集</el-tag>
+            <el-tag v-if="row.source_name" size="small" type="warning">{{ row.source_name }}</el-tag>
+            <span v-else>-</span>
+          </template>
+        </el-table-column>
+        <el-table-column label="采集" width="80">
+          <template #default="{ row }">
+            <el-tag v-if="row.collect_source_id" size="small" type="success">已采集</el-tag>
             <span v-else>-</span>
           </template>
         </el-table-column>
@@ -64,7 +75,7 @@
         <el-table-column label="操作" width="230" fixed="right">
           <template #default="{ row }">
             <el-button link type="primary" @click="showEdit(row)">编辑</el-button>
-            <el-button v-if="row.source_id" link type="warning"
+            <el-button v-if="row.collect_source_id" link type="warning"
                        :loading="syncingId === row.id" @click="syncOne(row)">更新</el-button>
             <el-button link type="primary" @click="toggleStatus(row)">
               {{ row.status === 1 ? '隐藏' : '恢复' }}
@@ -120,6 +131,11 @@
             <el-option v-for="c in categories" :key="c.id" :label="c.name" :value="c.id" />
           </el-select>
         </el-form-item>
+        <el-form-item label="来源">
+          <el-select v-model="form.source_id" placeholder="请选择来源" style="width: 100%">
+            <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+          </el-select>
+        </el-form-item>
         <el-form-item label="简介">
           <el-input v-model="form.description" type="textarea" :rows="3" maxlength="500" show-word-limit />
         </el-form-item>
@@ -151,6 +167,13 @@
             <el-option v-for="c in categories" :key="c.id" :label="c.name" :value="c.id" />
           </el-select>
         </el-form-item>
+        <el-form-item label="来源">
+          <el-switch v-model="batchForm.touchSource" active-text="修改" inactive-text="不改" />
+          <el-select v-if="batchForm.touchSource" v-model="batchForm.source_id"
+                     placeholder="请选择来源" style="width: 180px; margin-left: 12px">
+            <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+          </el-select>
+        </el-form-item>
       </el-form>
       <template #footer>
         <el-button @click="batchDialogVisible = false">取消</el-button>
@@ -173,6 +196,8 @@ const pageSize = 20
 const loading = ref(false)
 const keyword = ref('')
 const categories = ref([])
+const sources = ref([])
+const filterSourceId = ref(null)
 const dialogVisible = ref(false)
 const editing = ref(null)
 const submitting = ref(false)
@@ -184,12 +209,13 @@ const batchDialogVisible = ref(false)
 const batchSubmitting = ref(false)
 
 const form = reactive({
-  title: '', cover_url: '', description: '', category_id: 0,
+  title: '', cover_url: '', description: '', category_id: 0, source_id: 0,
 })
 
 const batchForm = reactive({
   touchStatus: false, status: 1,
   touchCategory: false, category_id: 0,
+  touchSource: false, source_id: 0,
 })
 
 function onSelectionChange(rows) {
@@ -224,18 +250,34 @@ async function uploadCover(file) {
 
 onMounted(async () => {
   load()
+  loadSources()
   try {
     const r = await request({ url: '/admin/categories', method: 'get' })
     categories.value = r || []
   } catch (e) {}
 })
 
+async function loadSources() {
+  try {
+    const r = await request({ url: '/admin/sources', method: 'get' })
+    sources.value = r.list || []
+  } catch (e) {}
+}
+
+function onFilterChange() {
+  page.value = 1
+  load()
+}
+
 async function load() {
   loading.value = true
   try {
     const r = await request({
       url: '/admin/series', method: 'get',
-      params: { keyword: keyword.value, page: page.value, page_size: pageSize },
+      params: {
+        keyword: keyword.value, page: page.value, page_size: pageSize,
+        source_id: filterSourceId.value ?? undefined,
+      },
     })
     list.value = r.list
     total.value = r.total
@@ -246,7 +288,10 @@ async function load() {
 
 function showCreate() {
   editing.value = null
-  Object.assign(form, { title: '', cover_url: '', description: '', category_id: 0 })
+  Object.assign(form, {
+    title: '', cover_url: '', description: '', category_id: 0,
+    source_id: sources.value[0]?.id ?? 0,
+  })
   dialogVisible.value = true
 }
 
@@ -255,6 +300,7 @@ function showEdit(row) {
   Object.assign(form, {
     title: row.title, cover_url: row.cover_url,
     description: row.description, category_id: row.category_id ?? 0,
+    source_id: row.source_id ?? 0,
   })
   dialogVisible.value = true
 }
@@ -344,12 +390,15 @@ async function handleBatchCmd(cmd) {
 }
 
 function showBatchEdit() {
-  Object.assign(batchForm, { touchStatus: false, status: 1, touchCategory: false, category_id: 0 })
+  Object.assign(batchForm, {
+    touchStatus: false, status: 1, touchCategory: false, category_id: 0,
+    touchSource: false, source_id: sources.value[0]?.id ?? 0,
+  })
   batchDialogVisible.value = true
 }
 
 async function batchSave() {
-  if (!batchForm.touchStatus && !batchForm.touchCategory) {
+  if (!batchForm.touchStatus && !batchForm.touchCategory && !batchForm.touchSource) {
     ElMessage.warning('至少勾选一个要修改的字段')
     return
   }
@@ -358,6 +407,7 @@ async function batchSave() {
     const data = { series_ids: selectedIds.value }
     if (batchForm.touchStatus) data.status = batchForm.status
     if (batchForm.touchCategory) data.category_id = batchForm.category_id
+    if (batchForm.touchSource) data.source_id = batchForm.source_id
     const r = await request({ url: '/admin/series/batch', method: 'put', data })
     ElMessage.success(`已更新 ${r.affected} 个系列`)
     batchDialogVisible.value = false
diff --git a/admin/src/views/SourceManage.vue b/admin/src/views/SourceManage.vue
new file mode 100644
index 0000000..78937a6
--- /dev/null
+++ b/admin/src/views/SourceManage.vue
@@ -0,0 +1,155 @@
+<template>
+  <div class="page-container">
+    <el-card shadow="never">
+      <template #header>
+        <div class="header">
+          <span>来源管理</span>
+          <el-button type="primary" @click="showCreate">+ 新建来源</el-button>
+        </div>
+      </template>
+
+      <el-alert type="info" :closable="false" show-icon style="margin-bottom: 12px"
+                title="视频和系列按「来源」区分片商（如 麻豆、91）。采集时自动打标，也可在视频/系列管理里批量修改。来源下有内容时不能删除，可改为停用。" />
+
+      <el-table :data="list" v-loading="loading" stripe>
+        <el-table-column prop="id" label="ID" width="70" />
+        <el-table-column prop="name" label="来源名称" width="160">
+          <template #default="{ row }">
+            <el-tag type="warning" size="small">{{ row.name }}</el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="code" label="标识" width="140">
+          <template #default="{ row }">{{ row.code || '-' }}</template>
+        </el-table-column>
+        <el-table-column prop="sort" label="排序" width="80" />
+        <el-table-column prop="video_count" label="视频数" width="100" />
+        <el-table-column prop="series_count" label="系列数" width="100" />
+        <el-table-column label="状态" width="90">
+          <template #default="{ row }">
+            <el-tag :type="row.status === 1 ? 'success' : 'info'" size="small">
+              {{ row.status === 1 ? '启用' : '停用' }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column label="操作" width="200" fixed="right">
+          <template #default="{ row }">
+            <el-button link type="primary" @click="showEdit(row)">编辑</el-button>
+            <el-button link type="primary" @click="toggleStatus(row)">
+              {{ row.status === 1 ? '停用' : '启用' }}
+            </el-button>
+            <el-button link type="danger" @click="del(row)">删除</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+    </el-card>
+
+    <el-dialog v-model="dialogVisible" :title="editing ? '编辑来源' : '新建来源'" width="420px">
+      <el-form :model="form" label-width="90px">
+        <el-form-item label="名称">
+          <el-input v-model="form.name" maxlength="50" placeholder="如 麻豆、91" />
+        </el-form-item>
+        <el-form-item label="标识">
+          <el-input v-model="form.code" maxlength="50" placeholder="如 madou（选填，用于采集自动打标）" />
+        </el-form-item>
+        <el-form-item label="排序">
+          <el-input-number v-model="form.sort" :min="0" :max="9999" />
+        </el-form-item>
+        <el-form-item label="状态">
+          <el-switch v-model="form.status" :active-value="1" :inactive-value="0"
+                     active-text="启用" inactive-text="停用" />
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <el-button @click="dialogVisible = false">取消</el-button>
+        <el-button type="primary" :loading="submitting" @click="save">保存</el-button>
+      </template>
+    </el-dialog>
+  </div>
+</template>
+
+<script setup>
+import { onMounted, reactive, ref } from 'vue'
+import { ElMessage, ElMessageBox } from 'element-plus'
+import request from '@/api/request'
+
+const list = ref([])
+const loading = ref(false)
+const dialogVisible = ref(false)
+const editing = ref(null)
+const submitting = ref(false)
+
+const form = reactive({ name: '', code: '', sort: 0, status: 1 })
+
+async function load() {
+  loading.value = true
+  try {
+    const r = await request({ url: '/admin/sources', method: 'get' })
+    list.value = r.list || []
+  } catch (e) {} finally {
+    loading.value = false
+  }
+}
+
+function showCreate() {
+  editing.value = null
+  Object.assign(form, { name: '', code: '', sort: 0, status: 1 })
+  dialogVisible.value = true
+}
+
+function showEdit(row) {
+  editing.value = row
+  Object.assign(form, {
+    name: row.name, code: row.code || '', sort: row.sort, status: row.status,
+  })
+  dialogVisible.value = true
+}
+
+async function save() {
+  if (!form.name.trim()) { ElMessage.warning('请填来源名称'); return }
+  submitting.value = true
+  try {
+    if (editing.value) {
+      await request({ url: `/admin/sources/${editing.value.id}`, method: 'put', data: form })
+      ElMessage.success('已更新')
+    } else {
+      await request({ url: '/admin/sources', method: 'post', data: form })
+      ElMessage.success('已创建')
+    }
+    dialogVisible.value = false
+    load()
+  } catch (e) {} finally {
+    submitting.value = false
+  }
+}
+
+async function toggleStatus(row) {
+  try {
+    await request({
+      url: `/admin/sources/${row.id}`, method: 'put',
+      data: { status: row.status === 1 ? 0 : 1 },
+    })
+    ElMessage.success('已更新')
+    load()
+  } catch (e) {}
+}
+
+async function del(row) {
+  try {
+    await ElMessageBox.confirm(
+      `确认删除来源「${row.name}」？来源下有视频或系列时不允许删除。`,
+      '警告', { type: 'warning' }
+    )
+  } catch { return }
+  try {
+    await request({ url: `/admin/sources/${row.id}`, method: 'delete' })
+    ElMessage.success('已删除')
+    load()
+  } catch (e) {}
+}
+
+onMounted(load)
+</script>
+
+<style scoped>
+.header { display: flex; justify-content: space-between; align-items: center; }
+</style>
diff --git a/admin/src/views/SystemBackup.vue b/admin/src/views/SystemBackup.vue
new file mode 100644
index 0000000..e432d59
--- /dev/null
+++ b/admin/src/views/SystemBackup.vue
@@ -0,0 +1,218 @@
+<template>
+  <div class="page-container">
+    <el-alert type="warning" :closable="false" style="margin-bottom: 16px">
+      <template #title>
+        <div>
+          <b>数据库备份与恢复（仅 super）</b>
+          <div style="font-size: 12px; margin-top: 4px; line-height: 1.6">
+            · 备份：mysqldump 全库导出 + gzip，文件保存在服务器 <code>runtime/backups/</code>。<br>
+            · 恢复：会<b style="color: #f56c6c">覆盖整个数据库</b>，操作前请确保已创建新备份，并输入「确认恢复」二次确认。
+          </div>
+        </div>
+      </template>
+    </el-alert>
+
+    <div class="filter-bar">
+      <el-button type="primary" :icon="Plus" :loading="creating" @click="onCreate">
+        立即备份
+      </el-button>
+      <el-button type="warning" :icon="Upload" :loading="restoring" @click="onUploadRestore">
+        上传 .sql.gz 恢复
+      </el-button>
+      <el-button :icon="Refresh" @click="load">刷新列表</el-button>
+      <input
+        ref="fileInputRef"
+        type="file"
+        accept=".sql.gz,application/gzip"
+        style="display:none"
+        @change="onFileChosen"
+      />
+    </div>
+
+    <el-table v-loading="loading" :data="rows" border stripe>
+      <el-table-column prop="filename" label="文件名" min-width="240" />
+      <el-table-column label="大小" width="120">
+        <template #default="{ row }">{{ formatSize(row.size) }}</template>
+      </el-table-column>
+      <el-table-column prop="created_at" label="备份时间" width="200" />
+      <el-table-column label="操作" width="320" fixed="right">
+        <template #default="{ row }">
+          <el-button size="small" :icon="Download" @click="onDownload(row)">下载</el-button>
+          <el-button size="small" type="warning" :icon="RefreshLeft" @click="onRestore(row)">
+            恢复
+          </el-button>
+          <el-button size="small" type="danger" :icon="Delete" @click="onDelete(row)">
+            删除
+          </el-button>
+        </template>
+      </el-table-column>
+      <template #empty><el-empty description="暂无备份" /></template>
+    </el-table>
+  </div>
+</template>
+
+<script setup>
+import {
+  Delete,
+  Download,
+  Plus,
+  Refresh,
+  RefreshLeft,
+  Upload,
+} from '@element-plus/icons-vue'
+import { ElMessage, ElMessageBox } from 'element-plus'
+import { onMounted, ref } from 'vue'
+
+import {
+  createBackup,
+  deleteBackup,
+  downloadBackup,
+  listBackups,
+  restoreFromExisting,
+  restoreFromUpload,
+} from '@/api/system'
+
+const loading = ref(false)
+const creating = ref(false)
+const restoring = ref(false)
+const rows = ref([])
+const fileInputRef = ref(null)
+
+function formatSize(bytes) {
+  if (!bytes) return '0 B'
+  if (bytes >= 1 << 30) return `${(bytes / (1 << 30)).toFixed(2)} GB`
+  if (bytes >= 1 << 20) return `${(bytes / (1 << 20)).toFixed(2)} MB`
+  if (bytes >= 1 << 10) return `${(bytes / 1024).toFixed(1)} KB`
+  return `${bytes} B`
+}
+
+async function load() {
+  loading.value = true
+  try {
+    const data = await listBackups()
+    rows.value = data.items || []
+  } catch (_) {
+    // request.js 已统一报错
+  } finally {
+    loading.value = false
+  }
+}
+
+async function onCreate() {
+  creating.value = true
+  try {
+    const data = await createBackup()
+    ElMessage.success(`备份成功：${data.filename}（${formatSize(data.size)}）`)
+    await load()
+  } catch (_) {
+    // 已提示
+  } finally {
+    creating.value = false
+  }
+}
+
+async function onDownload(row) {
+  try {
+    await downloadBackup(row.filename)
+    ElMessage.success('开始下载')
+  } catch (e) {
+    ElMessage.error(e.message || '下载失败')
+  }
+}
+
+async function onDelete(row) {
+  try {
+    await ElMessageBox.confirm(
+      `确定删除备份文件「${row.filename}」吗？删除后无法恢复。`,
+      '删除确认',
+      { type: 'warning', confirmButtonText: '删除', cancelButtonText: '取消' },
+    )
+  } catch (_) {
+    return
+  }
+  try {
+    await deleteBackup(row.filename)
+    ElMessage.success('已删除')
+    await load()
+  } catch (_) {
+    // 已提示
+  }
+}
+
+/** 二次确认：必须输入「确认恢复」才能继续 */
+async function confirmRestore(tip) {
+  try {
+    const { value } = await ElMessageBox.prompt(
+      `${tip}\n\n此操作会覆盖当前数据库全部数据，不可恢复！\n请输入「确认恢复」继续：`,
+      '高危操作',
+      {
+        type: 'error',
+        confirmButtonText: '执行恢复',
+        cancelButtonText: '取消',
+        inputPlaceholder: '确认恢复',
+        inputValidator: (v) => (v === '确认恢复' ? true : '请输入完整文字「确认恢复」'),
+      },
+    )
+    return value === '确认恢复'
+  } catch (_) {
+    return false
+  }
+}
+
+async function onRestore(row) {
+  const okToRun = await confirmRestore(`将从备份「${row.filename}」恢复数据库。`)
+  if (!okToRun) return
+  restoring.value = true
+  try {
+    await restoreFromExisting(row.filename)
+    ElMessage.success('恢复完成')
+  } catch (_) {
+    // 已提示
+  } finally {
+    restoring.value = false
+  }
+}
+
+function onUploadRestore() {
+  fileInputRef.value?.click()
+}
+
+async function onFileChosen(event) {
+  const file = event.target.files?.[0]
+  event.target.value = '' // 重置，确保下次还能选同一文件
+  if (!file) return
+  if (!file.name.endsWith('.sql.gz')) {
+    ElMessage.error('仅支持 .sql.gz 格式')
+    return
+  }
+  const okToRun = await confirmRestore(
+    `将上传「${file.name}」（${formatSize(file.size)}）并恢复数据库。`,
+  )
+  if (!okToRun) return
+  restoring.value = true
+  try {
+    await restoreFromUpload(file)
+    ElMessage.success('上传并恢复完成')
+    await load()
+  } catch (_) {
+    // 已提示
+  } finally {
+    restoring.value = false
+  }
+}
+
+onMounted(load)
+</script>
+
+<style scoped>
+.page-container {
+  padding: 16px;
+}
+
+.filter-bar {
+  display: flex;
+  gap: 8px;
+  margin-bottom: 16px;
+  align-items: center;
+}
+</style>
diff --git a/admin/src/views/UserActionLogs.vue b/admin/src/views/UserActionLogs.vue
new file mode 100644
index 0000000..aa5fbdb
--- /dev/null
+++ b/admin/src/views/UserActionLogs.vue
@@ -0,0 +1,156 @@
+<template>
+  <div class="page">
+    <el-card shadow="never">
+      <template #header>
+        <div class="header">
+          <span class="title">用户操作日志</span>
+          <span class="tip">仅 256kb@gmail.com 等白名单账号会产生上报数据</span>
+        </div>
+      </template>
+
+      <el-form inline @submit.prevent>
+        <el-form-item label="用户ID">
+          <el-input v-model="filters.userId" placeholder="user_id" clearable style="width:140px" />
+        </el-form-item>
+        <el-form-item label="行为">
+          <el-select v-model="filters.action" placeholder="全部" clearable style="width:200px">
+            <el-option v-for="a in actionOptions" :key="a" :label="a" :value="a" />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="关键词">
+          <el-input v-model="filters.keyword" placeholder="detail 包含" clearable style="width:200px" />
+        </el-form-item>
+        <el-form-item label="时间">
+          <el-date-picker
+            v-model="filters.range"
+            type="daterange"
+            range-separator="至"
+            start-placeholder="开始"
+            end-placeholder="结束"
+            value-format="YYYY-MM-DD"
+            style="width:260px"
+          />
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" :loading="loading" @click="load(1)">查询</el-button>
+          <el-button @click="reset">重置</el-button>
+        </el-form-item>
+      </el-form>
+
+      <el-table :data="rows" v-loading="loading" stripe size="small">
+        <el-table-column prop="id" label="ID" width="80" />
+        <el-table-column prop="created_at" label="时间" width="160" />
+        <el-table-column prop="user_id" label="用户" width="80" />
+        <el-table-column prop="action" label="行为" width="160">
+          <template #default="{ row }">
+            <el-tag size="small" :type="tagType(row.action)">{{ row.action }}</el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="page" label="页面" width="160" show-overflow-tooltip />
+        <el-table-column prop="detail" label="上下文" min-width="320" show-overflow-tooltip />
+        <el-table-column prop="app_version" label="版本" width="100" />
+        <el-table-column prop="device_info" label="设备" min-width="180" show-overflow-tooltip />
+      </el-table>
+
+      <div class="pager">
+        <el-pagination
+          background
+          layout="total, prev, pager, next, sizes"
+          :total="total"
+          :page-size="pageSize"
+          :page-sizes="[20, 50, 100, 200]"
+          :current-page="page"
+          @current-change="load"
+          @size-change="onSizeChange"
+        />
+      </div>
+    </el-card>
+  </div>
+</template>
+
+<script setup>
+import { onMounted, reactive, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import request from '../api/request'
+
+const rows = ref([])
+const total = ref(0)
+const page = ref(1)
+const pageSize = ref(50)
+const loading = ref(false)
+
+const filters = reactive({
+  userId: '',
+  action: '',
+  keyword: '',
+  range: null,
+})
+
+const actionOptions = [
+  'log_session_start',
+  'log_session_end',
+  'logout',
+  'route_enter',
+  'route_exit',
+  'feed_did_pop_next',
+  'player_stopall',
+  'player_suspend',
+  'player_resume',
+  'api_error',
+]
+
+function tagType(action) {
+  if (action.startsWith('player_')) return 'warning'
+  if (action.startsWith('route_')) return 'success'
+  if (action === 'api_error') return 'danger'
+  return 'info'
+}
+
+async function load(p) {
+  if (typeof p === 'number') page.value = p
+  loading.value = true
+  try {
+    const params = {
+      page: page.value,
+      page_size: pageSize.value,
+    }
+    if (filters.userId) params.user_id = Number(filters.userId)
+    if (filters.action) params.action = filters.action
+    if (filters.keyword) params.keyword = filters.keyword
+    if (filters.range && filters.range[0]) {
+      params.start = filters.range[0]
+      params.end = filters.range[1]
+    }
+    const { data } = await request.get('/admin/user-action-logs', { params })
+    rows.value = data.items || []
+    total.value = data.total || 0
+  } catch (e) {
+    ElMessage.error(e?.message || '加载失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+function reset() {
+  filters.userId = ''
+  filters.action = ''
+  filters.keyword = ''
+  filters.range = null
+  load(1)
+}
+
+function onSizeChange(s) {
+  pageSize.value = s
+  load(1)
+}
+
+onMounted(() => load(1))
+</script>
+
+<style scoped>
+.page { padding: 16px; }
+.header { display: flex; align-items: baseline; gap: 12px; }
+.title { font-weight: 600; }
+.tip { color: #909399; font-size: 12px; }
+.pager { margin-top: 12px; display: flex; justify-content: flex-end; }
+</style>
diff --git a/admin/src/views/VideoList.vue b/admin/src/views/VideoList.vue
index 62560fc..b84e0e1 100644
--- a/admin/src/views/VideoList.vue
+++ b/admin/src/views/VideoList.vue
@@ -8,11 +8,23 @@
       </el-select>
       <el-input v-model="filters.author_id" placeholder="作者 ID" clearable style="width: 140px"
                 @keyup.enter="search" />
+      <el-select v-model="filters.source_id" placeholder="来源" clearable style="width: 120px"
+                 @change="search">
+        <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+      </el-select>
       <el-button type="primary" :icon="Search" @click="search">查询</el-button>
       <el-button :icon="Refresh" @click="reset">重置</el-button>
+      <el-button v-if="selectedIds.length" type="warning" plain @click="openBatchSource">
+        批量改来源（已选 {{ selectedIds.length }}）
+      </el-button>
+      <el-button v-if="selectedIds.length" type="danger" plain :loading="batchOfflineSubmitting"
+                 @click="batchOffline">
+        批量下架（已选 {{ selectedIds.length }}）
+      </el-button>
     </div>
 
-    <el-table v-loading="loading" :data="rows" border stripe>
+    <el-table v-loading="loading" :data="rows" border stripe @selection-change="onSelectionChange">
+      <el-table-column type="selection" width="42" />
       <el-table-column prop="video_id" label="ID" width="80" />
       <el-table-column label="封面" width="100">
         <template #default="{ row }">
@@ -28,6 +40,12 @@
       <el-table-column label="分类" width="90">
         <template #default="{ row }">{{ categoryName(row.category_id) }}</template>
       </el-table-column>
+      <el-table-column label="来源" width="100">
+        <template #default="{ row }">
+          <el-tag v-if="row.source_name" size="small" type="warning">{{ row.source_name }}</el-tag>
+          <span v-else>-</span>
+        </template>
+      </el-table-column>
       <el-table-column label="状态" width="100">
         <template #default="{ row }">
           <el-tag :type="statusTagType(row.status)" size="small">{{ row.status_text }}</el-tag>
@@ -81,6 +99,11 @@
             <el-option v-for="c in categories" :key="c.id" :label="c.name" :value="c.id" />
           </el-select>
         </el-form-item>
+        <el-form-item label="来源">
+          <el-select v-model="editForm.source_id" placeholder="请选择来源" style="width: 100%">
+            <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+          </el-select>
+        </el-form-item>
         <el-form-item label="归属系列">
           <el-select v-model="editForm.series_id" placeholder="不归属系列" style="width: 100%" clearable
                      @change="onEditSeriesChange">
@@ -104,6 +127,20 @@
         <el-button type="primary" :loading="editSubmitting" @click="saveEdit">保存</el-button>
       </template>
     </el-dialog>
+
+    <!-- 批量改来源 -->
+    <el-dialog v-model="batchVisible" title="批量修改来源" width="400px">
+      <div style="margin-bottom: 12px; color: #606266; font-size: 13px">
+        共选中 <b>{{ selectedIds.length }}</b> 个视频，统一改为：
+      </div>
+      <el-select v-model="batchSourceId" placeholder="请选择来源" style="width: 100%">
+        <el-option v-for="s in sources" :key="s.id" :label="s.name" :value="s.id" />
+      </el-select>
+      <template #footer>
+        <el-button @click="batchVisible = false">取消</el-button>
+        <el-button type="primary" :loading="batchSubmitting" @click="saveBatchSource">保存</el-button>
+      </template>
+    </el-dialog>
   </div>
 </template>
 
@@ -113,7 +150,7 @@ import { ElMessage, ElMessageBox } from 'element-plus'
 import { onMounted, reactive, ref } from 'vue'
 
 import request from '@/api/request'
-import { listVideos, offlineVideo, updateVideo, deleteVideo } from '@/api/videos'
+import { listVideos, offlineVideo, updateVideo, deleteVideo, batchUpdateVideos, batchOfflineVideos } from '@/api/videos'
 import VideoPreview from '@/components/VideoPreview.vue'
 import { askReason } from '@/utils/reason'
 
@@ -133,10 +170,17 @@ const rows = ref([])
 const total = ref(0)
 const page = ref(1)
 const pageSize = ref(20)
-const filters = reactive({ keyword: '', status: '', author_id: '' })
+const filters = reactive({ keyword: '', status: '', author_id: '', source_id: '' })
 
 const categories = ref([])
 const seriesList = ref([])
+const sources = ref([])
+
+const selectedIds = ref([])
+const batchVisible = ref(false)
+const batchSourceId = ref(0)
+const batchSubmitting = ref(false)
+const batchOfflineSubmitting = ref(false)
 
 const previewVisible = ref(false)
 const previewUrl = ref('')
@@ -148,7 +192,7 @@ const coverUploading = ref(false)
 const editingVideoId = ref(null)
 const editForm = reactive({
   title: '', description: '', cover_url: '',
-  category_id: 0, series_id: null, episode_no: null,
+  category_id: 0, source_id: 0, series_id: null, episode_no: null,
   status: 2,
 })
 
@@ -168,6 +212,7 @@ async function load() {
       keyword: filters.keyword,
       status: filters.status,
       author_id: filters.author_id,
+      source_id: filters.source_id,
       page: page.value,
       page_size: pageSize.value,
     })
@@ -180,10 +225,35 @@ async function load() {
 
 function search() { page.value = 1; load() }
 function reset() {
-  filters.keyword = ''; filters.status = ''; filters.author_id = ''
+  filters.keyword = ''; filters.status = ''; filters.author_id = ''; filters.source_id = ''
   search()
 }
 
+function onSelectionChange(sel) {
+  selectedIds.value = sel.map(r => r.video_id)
+}
+
+function openBatchSource() {
+  batchSourceId.value = sources.value[0]?.id ?? 0
+  batchVisible.value = true
+}
+
+async function saveBatchSource() {
+  if (!batchSourceId.value) { ElMessage.warning('请选择来源'); return }
+  batchSubmitting.value = true
+  try {
+    const r = await batchUpdateVideos({
+      video_ids: selectedIds.value,
+      source_id: batchSourceId.value,
+    })
+    ElMessage.success(`已更新 ${r.affected} 个视频`)
+    batchVisible.value = false
+    load()
+  } catch (e) {} finally {
+    batchSubmitting.value = false
+  }
+}
+
 function openPreview(row) {
   previewUrl.value = row.video_url
   previewTitle.value = `预览：${row.title}`
@@ -200,6 +270,38 @@ async function offline(row) {
   load()
 }
 
+async function batchOffline() {
+  if (!selectedIds.value.length) return
+  // 仅已发布的可下架，过滤一次减少后端空跑
+  const targets = rows.value.filter(r => selectedIds.value.includes(r.video_id) && r.status === 2)
+  if (!targets.length) {
+    ElMessage.warning('选中的视频里没有「已发布」状态的，无需下架')
+    return
+  }
+  let reason
+  try {
+    reason = await askReason({
+      title: '批量下架视频',
+      message: `将下架 ${targets.length} 个已发布视频（其余 ${selectedIds.value.length - targets.length} 个非已发布状态会自动跳过），并通知作者`,
+    })
+  } catch { return }
+  batchOfflineSubmitting.value = true
+  try {
+    const r = await batchOfflineVideos({
+      video_ids: targets.map(r => r.video_id),
+      reason,
+    })
+    if (r.skipped?.length) {
+      ElMessage.warning(`已下架 ${r.success} 个，跳过 ${r.skipped.length} 个（ID: ${r.skipped.slice(0, 5).join(',')}${r.skipped.length > 5 ? '…' : ''}）`)
+    } else {
+      ElMessage.success(`已批量下架 ${r.success} 个视频`)
+    }
+    load()
+  } catch (e) {} finally {
+    batchOfflineSubmitting.value = false
+  }
+}
+
 async function deleteVideoRow(row) {
   try {
     await ElMessageBox.confirm(
@@ -221,6 +323,7 @@ function openEdit(row) {
     description: row.description || '',
     cover_url: row.cover_url || '',
     category_id: row.category_id || 0,
+    source_id: row.source_id || 0,
     series_id: row.series_id || null,
     episode_no: row.episode_no || null,
     status: row.status,
@@ -260,6 +363,7 @@ async function saveEdit() {
       description: editForm.description,
       cover_url: editForm.cover_url,
       category_id: editForm.category_id || 0,
+      source_id: editForm.source_id || 0,
       status: editForm.status,
     }
     // 只有用户动过才提交
@@ -285,6 +389,10 @@ onMounted(async () => {
     const r = await request({ url: '/admin/series', method: 'get', params: { page_size: 200 } })
     seriesList.value = r?.list || []
   } catch (e) {}
+  try {
+    const r = await request({ url: '/admin/sources', method: 'get' })
+    sources.value = r.list || []
+  } catch (e) {}
 })
 </script>
 
diff --git a/app/lib/core/log/action_logger.dart b/app/lib/core/log/action_logger.dart
new file mode 100644
index 0000000..e31ea48
--- /dev/null
+++ b/app/lib/core/log/action_logger.dart
@@ -0,0 +1,134 @@
+import 'dart:async';
+import 'dart:collection';
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:package_info_plus/package_info_plus.dart';
+
+import '../network/api_client.dart';
+
+/// 用户操作日志上报器（仅白名单邮箱用户启用）
+///
+/// 用法：
+/// ```dart
+/// ActionLogger.I.bindUser(userEmail);
+/// ActionLogger.I.log('route_push', page: '/search/feed', detail: {...});
+/// ```
+///
+/// 设计：
+/// - 白名单：只有 email == 256kb@gmail.com 时启用，其他账号调用为 no-op
+/// - 缓冲：本地 Queue 缓冲，达到 BATCH_SIZE 或超过 FLUSH_INTERVAL 自动批量上传
+/// - 静默失败：网络错误/服务端 403 不重试不上抛，避免影响业务
+class ActionLogger {
+  ActionLogger._();
+  static final ActionLogger I = ActionLogger._();
+
+  /// 白名单邮箱（与后端 ALLOWED_EMAILS 保持一致）
+  static const String _allowedEmail = '256kb@gmail.com';
+
+  static const int _batchSize = 30;
+  static const Duration _flushInterval = Duration(seconds: 10);
+  static const int _maxQueueLen = 500; // 防止离线积压撑爆内存
+
+  bool _enabled = false;
+  String _userEmail = '';
+  String _deviceInfo = '';
+  String _appVersion = '';
+
+  final Queue<Map<String, dynamic>> _queue = Queue();
+  Timer? _flushTimer;
+  bool _flushing = false;
+
+  bool get enabled => _enabled;
+
+  /// 登录成功后调用，开启上报；非白名单邮箱则关闭
+  void bindUser(String? email) {
+    _userEmail = email ?? '';
+    _enabled = _userEmail.toLowerCase() == _allowedEmail;
+    if (_enabled) {
+      _initMeta();
+      _startFlushTimer();
+      log('log_session_start', page: 'app', detail: {'email': _userEmail});
+    } else {
+      _stopFlushTimer();
+      _queue.clear();
+    }
+  }
+
+  /// 登出/切换账号时调用
+  void unbind() {
+    if (_enabled) {
+      log('log_session_end', page: 'app', detail: {'email': _userEmail});
+      // 立即上传残余
+      unawaited(flush());
+    }
+    _enabled = false;
+    _userEmail = '';
+    _stopFlushTimer();
+    // 不清 queue：flush 已在飞，让它带完最后这批
+  }
+
+  Future<void> _initMeta() async {
+    try {
+      final info = await PackageInfo.fromPlatform();
+      _appVersion = '${info.version}+${info.buildNumber}';
+    } catch (_) {
+      _appVersion = 'unknown';
+    }
+    _deviceInfo = '${Platform.operatingSystem} ${Platform.operatingSystemVersion}';
+  }
+
+  void _startFlushTimer() {
+    _flushTimer?.cancel();
+    _flushTimer = Timer.periodic(_flushInterval, (_) => unawaited(flush()));
+  }
+
+  void _stopFlushTimer() {
+    _flushTimer?.cancel();
+    _flushTimer = null;
+  }
+
+  /// 记一条日志。enabled=false 时直接 no-op
+  void log(
+    String action, {
+    String page = '',
+    Map<String, dynamic>? detail,
+    String? detailRaw,
+  }) {
+    if (!_enabled) return;
+    if (_queue.length >= _maxQueueLen) {
+      _queue.removeFirst(); // 丢最老的，保留最新
+    }
+    _queue.add({
+      'action': action,
+      'page': page,
+      'detail': detailRaw ?? (detail != null ? jsonEncode(detail) : ''),
+      'device_info': _deviceInfo,
+      'app_version': _appVersion,
+      'client_ts': DateTime.now().millisecondsSinceEpoch,
+    });
+    if (_queue.length >= _batchSize) {
+      unawaited(flush());
+    }
+  }
+
+  /// 立即上传队列里的所有日志
+  Future<void> flush() async {
+    if (!_enabled || _flushing || _queue.isEmpty) return;
+    _flushing = true;
+    try {
+      final batch = <Map<String, dynamic>>[];
+      while (_queue.isNotEmpty && batch.length < 100) {
+        batch.add(_queue.removeFirst());
+      }
+      await ApiClient.I.post<Map<String, dynamic>>(
+        '/logs/action',
+        data: {'items': batch},
+      );
+    } catch (_) {
+      // 静默失败：上报通道绝不能影响业务
+    } finally {
+      _flushing = false;
+    }
+  }
+}
diff --git a/app/lib/core/media/cover_cache.dart b/app/lib/core/media/cover_cache.dart
new file mode 100644
index 0000000..1eedc4b
--- /dev/null
+++ b/app/lib/core/media/cover_cache.dart
@@ -0,0 +1,18 @@
+import 'package:flutter_cache_manager/flutter_cache_manager.dart';
+
+/// 视频封面图的全局缓存管理器：
+/// - stalePeriod=30 天：30 天内重复访问直接命中缓存，不发请求
+/// - maxNrOfCacheObjects=100000：取消原默认 200 张的容量限制，足够覆盖整个浏览历史
+/// 缓存目录由系统管理，卸载/清理 App 数据时一并清除
+class CoverCacheManager extends CacheManager with ImageCacheManager {
+  CoverCacheManager._()
+      : super(
+          Config(
+            'coverCache',
+            stalePeriod: const Duration(days: 30),
+            maxNrOfCacheObjects: 100000,
+          ),
+        );
+
+  static final CoverCacheManager I = CoverCacheManager._();
+}
diff --git a/app/lib/core/network/endpoints.dart b/app/lib/core/network/endpoints.dart
index f21c661..71f8ce6 100644
--- a/app/lib/core/network/endpoints.dart
+++ b/app/lib/core/network/endpoints.dart
@@ -27,6 +27,7 @@ class Endpoints {
   // ---------- 视频 ----------
   static const feed = '/videos/feed';
   static const categories = '/videos/categories';
+  static const sources = '/videos/sources';
   static const uploadToken = '/videos/upload/token';
   static const uploadFile = '/videos/upload/file';
   static const publish = '/videos';
@@ -42,6 +43,7 @@ class Endpoints {
   static String videoComments(int videoId) => '/videos/$videoId/comments';
   static String videoEdit(int videoId) => '/videos/$videoId';
   static String videoDelete(int videoId) => '/videos/$videoId';
+  static String videoOffline(int videoId) => '/videos/$videoId/offline';
   static String tagVideos(String tagName) => '/tags/$tagName/videos';
 
   // ---------- 互动 ----------
diff --git a/app/lib/core/player/feed_player_pool.dart b/app/lib/core/player/feed_player_pool.dart
index f1a6ddb..6d46c92 100644
--- a/app/lib/core/player/feed_player_pool.dart
+++ b/app/lib/core/player/feed_player_pool.dart
@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:media_kit/media_kit.dart';
 import 'package:media_kit_video/media_kit_video.dart';
 
+import '../log/action_logger.dart';
 import '../media/local_media_server.dart';
 
 /// 一个播放槽位：Player + 视图控制器 + 当前绑定的视频
@@ -192,6 +193,10 @@ class FeedPlayerPool {
   /// 只有 stop 能可靠断开下载；位置存到 _resumePosition，恢复时 rebind
   /// 重新 open + seek 续播（分片走本地代理磁盘缓存，零流量）
   void suspend() {
+    ActionLogger.I.log('player_suspend', page: 'feed_pool', detail: {
+      'generation': _generation,
+      'currentIndex': _currentIndex,
+    });
     _suspended = true;
     // 使在途 bindWindow 过期：其 open 完成后不得再 play
     _generation++;
@@ -213,6 +218,11 @@ class FeedPlayerPool {
   /// 挂起并 play。_suspended 必须在 await 之后才解除——否则等待期间 completed
   /// listener 的 auto-loop 会因为看到 _suspended=false 而提前 play
   Future<void> resume() async {
+    ActionLogger.I.log('player_resume', page: 'feed_pool', detail: {
+      'generation': _generation,
+      'currentIndex': _currentIndex,
+      'suspended': _suspended,
+    });
     final pending = _pendingBind;
     if (pending != null) {
       try {
@@ -274,6 +284,11 @@ class FeedPlayerPool {
   /// 与 pause 不同，stop 后缓存下载断开，且槽内无媒体不会幽灵出声。
   /// 返回 Feed 后需重新 bindWindow 恢复当前页。
   void stopAll() {
+    ActionLogger.I.log('player_stopall', page: 'feed_pool', detail: {
+      'generation': _generation,
+      'currentIndex': _currentIndex,
+      'slots': [for (final s in _slots) s.videoId],
+    });
     // 使所有进行中的 bindWindow 过期（其 await 恢复后不会再 play）
     _generation++;
     // stopAll 后通常跟着 rebind 重新播放（如从登录页返回），解除挂起态
diff --git a/app/lib/models/video_item.dart b/app/lib/models/video_item.dart
index c96698d..7592f51 100644
--- a/app/lib/models/video_item.dart
+++ b/app/lib/models/video_item.dart
@@ -8,6 +8,8 @@ class VideoItem {
     this.duration = 0,
     required this.author,
     this.categoryId = 0,
+    this.sourceId = 0,
+    this.sourceName = '',
     this.viewCount = 0,
     this.likeCount = 0,
     this.commentCount = 0,
@@ -19,6 +21,8 @@ class VideoItem {
     this.status = -1,
     this.statusText = '',
     this.rejectReason = '',
+    this.seriesId = 0,
+    this.totalEpisodes = 0,
   });
 
   final int videoId;
@@ -28,6 +32,11 @@ class VideoItem {
   final int duration; // 秒
   final VideoAuthor author;
   final int categoryId;
+
+  /// 内容来源（麻豆 / 91 ...）
+  final int sourceId;
+  final String sourceName;
+
   final int viewCount;
   final int likeCount;
   final int commentCount;
@@ -42,6 +51,12 @@ class VideoItem {
   final String statusText;
   final String rejectReason;
 
+  /// 所属系列 id（0 = 非系列视频）；系列聚合 Feed 中为首集 video_id
+  final int seriesId;
+
+  /// 系列总集数（系列聚合 Feed 返回，用于卡片「全N集」角标）
+  final int totalEpisodes;
+
   /// 拷贝更新（点赞/收藏乐观更新用）
   VideoItem copyWith({
     bool? isLiked,
@@ -58,6 +73,8 @@ class VideoItem {
         duration: duration,
         author: author,
         categoryId: categoryId,
+        sourceId: sourceId,
+        sourceName: sourceName,
         viewCount: viewCount,
         likeCount: likeCount ?? this.likeCount,
         commentCount: commentCount ?? this.commentCount,
@@ -69,6 +86,8 @@ class VideoItem {
         status: status,
         statusText: statusText,
         rejectReason: rejectReason,
+        seriesId: seriesId,
+        totalEpisodes: totalEpisodes,
       );
 
   factory VideoItem.fromJson(Map<String, dynamic> json) => VideoItem(
@@ -78,6 +97,8 @@ class VideoItem {
         videoUrl: (json['video_url'] as String?) ?? '',
         duration: (json['duration'] as num?)?.toInt() ?? 0,
         categoryId: (json['category_id'] as num?)?.toInt() ?? 0,
+        sourceId: (json['source_id'] as num?)?.toInt() ?? 0,
+        sourceName: (json['source_name'] as String?) ?? '',
         author: VideoAuthor.fromJson(
           (json['author'] as Map<String, dynamic>?) ?? const {},
         ),
@@ -94,6 +115,23 @@ class VideoItem {
         status: (json['status'] as num?)?.toInt() ?? -1,
         statusText: (json['status_text'] as String?) ?? '',
         rejectReason: (json['reject_reason'] as String?) ?? '',
+        seriesId: (json['series_id'] as num?)?.toInt() ?? 0,
+        totalEpisodes: (json['total_episodes'] as num?)?.toInt() ?? 0,
+      );
+}
+
+/// 内容来源（片商）：麻豆 / 91 ...
+class VideoSource {
+  VideoSource({required this.sourceId, required this.name, this.code = ''});
+
+  final int sourceId;
+  final String name;
+  final String code;
+
+  factory VideoSource.fromJson(Map<String, dynamic> json) => VideoSource(
+        sourceId: (json['source_id'] as num?)?.toInt() ?? 0,
+        name: (json['name'] as String?) ?? '',
+        code: (json['code'] as String?) ?? '',
       );
 }
 
diff --git a/app/lib/providers/auth_provider.dart b/app/lib/providers/auth_provider.dart
index 2ba811b..c3a2ac0 100644
--- a/app/lib/providers/auth_provider.dart
+++ b/app/lib/providers/auth_provider.dart
@@ -1,5 +1,6 @@
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
+import '../core/log/action_logger.dart';
 import '../core/network/api_client.dart';
 import '../core/network/api_exception.dart';
 import '../core/storage/token_store.dart';
@@ -46,6 +47,7 @@ class AuthNotifier extends StateNotifier<AuthState> {
     try {
       final user = await UserService.fetchMe();
       state = AuthState(user: user, restored: true);
+      ActionLogger.I.bindUser(user.email);
     } on ApiException catch (e) {
       // 仅 Token 确认失效（1002）才清理回游客态；
       // 网络异常等情况保留 Token，下次启动/请求重试恢复
@@ -62,9 +64,12 @@ class AuthNotifier extends StateNotifier<AuthState> {
   /// 需补拉全量资料，否则积分显示为 0、编辑资料保存会把服务端字段清空。
   Future<void> onLoginSuccess(UserModel user) async {
     state = AuthState(user: user, restored: true);
+    ActionLogger.I.bindUser(user.email);
     try {
       final full = await UserService.fetchMe();
       state = state.copyWith(user: full);
+      // 全量资料里的 email 字段更权威（用户可能登录后改过邮箱）
+      ActionLogger.I.bindUser(full.email);
     } catch (_) {
       // 补拉失败不影响登录态，保留简要信息
     }
@@ -75,11 +80,13 @@ class AuthNotifier extends StateNotifier<AuthState> {
 
   /// 退出登录：先通知服务端注销（失败忽略，本地照常清理），再清空登录态
   Future<void> logout() async {
+    ActionLogger.I.log('logout', page: 'mine');
     try {
       await AuthService.logout();
     } catch (_) {
       // 服务端已不可达或 Token 已失效：本地清理即可
     }
+    ActionLogger.I.unbind();
     await _clearLocal();
   }
 
diff --git a/app/lib/providers/feed_provider.dart b/app/lib/providers/feed_provider.dart
index b26fc95..769b714 100644
--- a/app/lib/providers/feed_provider.dart
+++ b/app/lib/providers/feed_provider.dart
@@ -16,7 +16,10 @@ enum FeedStrategy {
   latest('latest', '最新'),
   hot('hot', '热度'),
   liked('liked', '口碑'),
-  viewed('viewed', '热播');
+  viewed('viewed', '热播'),
+  // 搜索播放专用策略：数据由搜索页注入，不走网络 refresh；
+  // 顶部 Tab 不显示该项，仅作为独立播放器池存在
+  search('search', '搜索');
 
   const FeedStrategy(this.apiValue, this.label);
 
@@ -106,7 +109,10 @@ class FeedState {
 class FeedNotifier extends StateNotifier<FeedState> {
   FeedNotifier(this._ref, this.strategy) : super(const FeedState()) {
     pool = FeedPlayerPool(onWatchComplete: _onWatchComplete)..init();
-    refresh();
+    // search 策略由外部 injectItems 灌入数据，不走网络 refresh
+    if (strategy != FeedStrategy.search) {
+      refresh();
+    }
   }
 
   final Ref _ref;
@@ -123,6 +129,8 @@ class FeedNotifier extends StateNotifier<FeedState> {
 
   /// 刷新（首屏 / 下拉 / 切策略）
   Future<void> refresh() async {
+    // search 策略不支持下拉刷新（数据由搜索页注入）
+    if (strategy == FeedStrategy.search) return;
     state = state.copyWith(isRefreshing: true, loadFailed: false);
     try {
       final page = await VideoService.fetchFeed(type: strategy.apiValue);
@@ -142,6 +150,8 @@ class FeedNotifier extends StateNotifier<FeedState> {
 
   /// 加载更多（游标分页）
   Future<void> loadMore() async {
+    // search 策略暂不支持自动加载更多（如需要可由搜索页同步注入新数据）
+    if (strategy == FeedStrategy.search) return;
     if (!state.hasMore || state.isLoadingMore) return;
     state = state.copyWith(isLoadingMore: true);
     try {
@@ -159,6 +169,16 @@ class FeedNotifier extends StateNotifier<FeedState> {
     }
   }
 
+  /// 外部数据注入（仅 search 策略用）：把搜索结果整列表灌入并定位到点击的那一条。
+  /// 池子由 SearchFeedScreen 独占，注入后立即绑定播放。
+  Future<void> injectItems(List<VideoItem> items, int initialIndex) async {
+    if (strategy != FeedStrategy.search) return;
+    if (items.isEmpty) return;
+    final index = initialIndex.clamp(0, items.length - 1);
+    state = FeedState(items: items, currentIndex: index);
+    await _bindAndReport(index);
+  }
+
   /// 从全屏播放器返回后恢复：stopAll 清空了槽位，重新绑定当前页并播放。
   /// 不上报观看（本次进入 Feed 时已上报过，且 _bindAndReport 有按日去重）。
   Future<void> rebindCurrent() async {
diff --git a/app/lib/router.dart b/app/lib/router.dart
index 7268adb..a156d92 100644
--- a/app/lib/router.dart
+++ b/app/lib/router.dart
@@ -20,6 +20,7 @@ import '../screens/profile/invite_screen.dart';
 import '../screens/profile/profile_edit_screen.dart';
 import '../screens/profile/user_profile_screen.dart';
 import '../screens/profile/video_list_screens.dart';
+import '../screens/search/search_feed_screen.dart';
 import '../screens/search/search_screen.dart';
 import '../screens/search/tag_videos_screen.dart';
 import '../screens/settings/settings_screen.dart';
@@ -28,6 +29,9 @@ import '../screens/upload/upload_screen.dart';
 import '../screens/wallet/wallet_screen.dart';
 import '../services/payment_service.dart';
 
+/// 全局路由观察者：FeedScreen 等需要感知「上层路由 pop 露出本页」的场景使用
+final routeObserver = RouteObserver<PageRoute<dynamic>>();
+
 /// 声明式路由（02-技术文档：go_router）
 /// /home 对游客开放（游客可浏览 Feed，观看超限 2002 时才引导登录）；
 /// 受保护页面（上传/钱包/会员等）在各自页面入口校验登录态并跳 /login。
@@ -42,6 +46,7 @@ final routerProvider = Provider<GoRouter>((ref) {
   return GoRouter(
     initialLocation: '/',
     refreshListenable: refresh,
+    observers: [routeObserver],
     redirect: (context, state) {
       final auth = ref.read(authProvider);
       final loggingIn = state.matchedLocation == '/login' ||
@@ -58,6 +63,11 @@ final routerProvider = Provider<GoRouter>((ref) {
       GoRoute(path: '/register', builder: (_, __) => const RegisterScreen()),
       GoRoute(path: '/home', builder: (_, __) => const HomeShell()),
       GoRoute(path: '/search', builder: (_, __) => const SearchScreen()),
+      // 搜索结果播放（复用 Feed 池的 search 策略，支持上下滑）
+      GoRoute(
+        path: '/search/feed',
+        builder: (_, __) => const SearchFeedScreen(),
+      ),
       // 标签视频页（游客可）
       GoRoute(
         path: '/tags/:name',
diff --git a/app/lib/screens/category/category_screen.dart b/app/lib/screens/category/category_screen.dart
index a6a218a..a70fc05 100644
--- a/app/lib/screens/category/category_screen.dart
+++ b/app/lib/screens/category/category_screen.dart
@@ -3,8 +3,10 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/video_item.dart';
+import '../../providers/feed_provider.dart';
 import '../../services/upload_service.dart';
 import '../../services/video_service.dart';
 
@@ -19,13 +21,25 @@ class CategoryScreen extends ConsumerStatefulWidget {
 
 class _CategoryScreenState extends ConsumerState<CategoryScreen> {
   List<VideoCategory> _categories = const [];
+  List<VideoSource> _sources = const [];
   int? _selected; // null = 全部
+  int? _selectedSource; // null = 全部来源
   List<VideoItem> _items = const [];
   String? _cursor;
   bool _loading = true;
   bool _loadingMore = false;
   bool _failed = false;
 
+  /// 当前选中的分类是否为系列型（如 AI短剧）：按「剧」聚合，一部剧一张卡片
+  bool get _seriesMode {
+    final id = _selected;
+    if (id == null) return false;
+    for (final c in _categories) {
+      if (c.categoryId == id) return c.hasSeries;
+    }
+    return false;
+  }
+
   final _scroll = ScrollController();
 
   @override
@@ -56,13 +70,19 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
     try {
       final results = await Future.wait([
         UploadService.fetchCategories(),
-        VideoService.fetchFeed(type: 'hot', categoryId: _selected, limit: 10),
+        VideoService.fetchSources(),
+        VideoService.fetchFeed(
+            type: 'hot',
+            categoryId: _selected,
+            sourceId: _selectedSource,
+            limit: 10),
       ]);
       if (!mounted) return;
       setState(() {
         _categories = results[0] as List<VideoCategory>;
-        _items = (results[1] as FeedPage).items;
-        _cursor = (results[1] as FeedPage).nextCursor;
+        _sources = results[1] as List<VideoSource>;
+        _items = (results[2] as FeedPage).items;
+        _cursor = (results[2] as FeedPage).nextCursor;
         _loading = false;
       });
     } catch (_) {
@@ -80,6 +100,12 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
     await _reload();
   }
 
+  Future<void> _selectSource(int? id) async {
+    if (id == _selectedSource) return;
+    setState(() => _selectedSource = id);
+    await _reload();
+  }
+
   Future<void> _reload() async {
     setState(() {
       _loading = true;
@@ -87,7 +113,11 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
     });
     try {
       final page = await VideoService.fetchFeed(
-          type: 'hot', categoryId: _selected, limit: 10);
+          type: 'hot',
+          categoryId: _selected,
+          sourceId: _selectedSource,
+          group: _seriesMode ? 'series' : null,
+          limit: 10);
       if (!mounted) return;
       setState(() {
         _items = page.items;
@@ -108,7 +138,12 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
     setState(() => _loadingMore = true);
     try {
       final page = await VideoService.fetchFeed(
-          type: 'hot', cursor: _cursor, categoryId: _selected, limit: 10);
+          type: 'hot',
+          cursor: _cursor,
+          categoryId: _selected,
+          sourceId: _selectedSource,
+          group: _seriesMode ? 'series' : null,
+          limit: 10);
       if (!mounted) return;
       setState(() {
         _items = [..._items, ...page.items];
@@ -157,6 +192,19 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
                     ],
                   ),
           ),
+          // 来源筛选条（麻豆 / 91 ...，多于一个来源时才显示）
+          if (_sources.length > 1)
+            SizedBox(
+              height: 40,
+              child: ListView(
+                scrollDirection: Axis.horizontal,
+                padding: const EdgeInsets.symmetric(horizontal: 16),
+                children: [
+                  _sourceChip('全部来源', null),
+                  for (final s in _sources) _sourceChip(s.name, s.sourceId),
+                ],
+              ),
+            ),
           Expanded(child: _buildBody()),
         ],
       ),
@@ -180,6 +228,26 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
     );
   }
 
+  Widget _sourceChip(String label, int? id) {
+    final active = id == _selectedSource;
+    return Padding(
+      padding: const EdgeInsets.only(right: 8, top: 4),
+      child: FilterChip(
+        label: Text(label, style: const TextStyle(fontSize: 12)),
+        selected: active,
+        onSelected: (_) => _selectSource(id),
+        selectedColor: AppColors.primary.withValues(alpha: 0.18),
+        backgroundColor: AppColors.surface,
+        side: BorderSide(
+            color: active ? AppColors.primary : AppColors.textWeak.withValues(alpha: 0.3)),
+        labelStyle: TextStyle(
+          color: active ? AppColors.primary : AppColors.textSecondary,
+        ),
+        visualDensity: VisualDensity.compact,
+      ),
+    );
+  }
+
   Widget _buildBody() {
     if (_loading && _items.isEmpty) {
       return const Center(
@@ -229,15 +297,21 @@ class _CategoryScreenState extends ConsumerState<CategoryScreen> {
   }
 }
 
-class _CategoryCard extends StatelessWidget {
+class _CategoryCard extends ConsumerWidget {
   const _CategoryCard({required this.item});
 
   final VideoItem item;
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     return GestureDetector(
-      onTap: () => context.push('/search/play', extra: item),
+      // 进入播放页前停掉首页 Feed 的播放器池，返回时再恢复，避免「双重声音」
+      onTap: () {
+        // 挂起首页池（保存断点 + 停所有槽位），恢复由 FeedScreen.didPopNext 统一处理
+        final strategy = ref.read(activeFeedStrategyProvider);
+        ref.read(feedProvider(strategy).notifier).pool.suspend();
+        context.push('/search/play', extra: item);
+      },
       child: ClipRRect(
         borderRadius: BorderRadius.circular(8),
         child: Stack(
@@ -248,6 +322,7 @@ class _CategoryCard extends StatelessWidget {
               child: item.coverUrl.isNotEmpty
                   ? CachedNetworkImage(
                       imageUrl: item.coverUrl,
+                      cacheManager: CoverCacheManager.I,
                       fit: BoxFit.cover,
                       errorWidget: (_, __, ___) => const Icon(
                           Icons.play_circle_outline,
@@ -282,6 +357,45 @@ class _CategoryCard extends StatelessWidget {
                 ),
               ),
             ),
+            // 来源角标（麻豆 / 91 ...）
+            if (item.sourceName.isNotEmpty)
+              Positioned(
+                left: 6,
+                top: 6,
+                child: Container(
+                  padding:
+                      const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+                  decoration: BoxDecoration(
+                    color: AppColors.primary.withValues(alpha: 0.85),
+                    borderRadius: BorderRadius.circular(4),
+                  ),
+                  child: Text(
+                    item.sourceName,
+                    style: const TextStyle(
+                        color: Colors.white,
+                        fontSize: 10,
+                        fontWeight: FontWeight.w600),
+                  ),
+                ),
+              ),
+            // 系列角标「全N集」：仅系列型分类（AI短剧）聚合卡片显示
+            if (item.totalEpisodes > 0)
+              Positioned(
+                left: 6,
+                bottom: 28,
+                child: Container(
+                  padding:
+                      const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+                  decoration: BoxDecoration(
+                    color: Colors.black.withValues(alpha: 0.65),
+                    borderRadius: BorderRadius.circular(4),
+                  ),
+                  child: Text(
+                    '全${item.totalEpisodes}集',
+                    style: const TextStyle(color: Colors.white, fontSize: 10),
+                  ),
+                ),
+              ),
             // 标题
             Positioned(
               left: 0,
diff --git a/app/lib/screens/downloads/downloads_screen.dart b/app/lib/screens/downloads/downloads_screen.dart
index d034389..4fb879d 100644
--- a/app/lib/screens/downloads/downloads_screen.dart
+++ b/app/lib/screens/downloads/downloads_screen.dart
@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/media/download_manager.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/video_item.dart';
@@ -107,7 +108,9 @@ class DownloadsScreen extends ConsumerWidget {
                   width: 72, height: 48,
                   child: item.coverUrl.isNotEmpty
                       ? CachedNetworkImage(
-                          imageUrl: item.coverUrl, fit: BoxFit.cover)
+                          imageUrl: item.coverUrl,
+                          cacheManager: CoverCacheManager.I,
+                          fit: BoxFit.cover)
                       : Container(
                           color: Colors.grey[800],
                           child: const Icon(Icons.play_circle_outline,
diff --git a/app/lib/screens/feed/feed_screen.dart b/app/lib/screens/feed/feed_screen.dart
index e126b28..dd7fe7b 100644
--- a/app/lib/screens/feed/feed_screen.dart
+++ b/app/lib/screens/feed/feed_screen.dart
@@ -4,9 +4,11 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/log/action_logger.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/video_item.dart';
 import '../../providers/feed_provider.dart';
+import '../../router.dart';
 import 'widgets/comment_sheet.dart';
 import 'widgets/feed_overlays.dart';
 import 'widgets/feed_video_page.dart';
@@ -23,7 +25,7 @@ class FeedScreen extends ConsumerStatefulWidget {
 }
 
 class _FeedScreenState extends ConsumerState<FeedScreen>
-    with WidgetsBindingObserver {
+    with WidgetsBindingObserver, RouteAware {
   FeedStrategy _strategy = FeedStrategy.recommend;
   final PageController _pageController = PageController();
   StreamSubscription<FeedEvent>? _eventSub;
@@ -46,9 +48,36 @@ class _FeedScreenState extends ConsumerState<FeedScreen>
     });
   }
 
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    // 注册路由感知：当上层路由 pop 露出 FeedScreen 时（didPopNext），
+    // 若首页 Tab 仍选中，恢复播放——这是处理「搜索页/分类页返回后无声」的唯一可靠入口
+    final route = ModalRoute.of(context);
+    if (route is PageRoute) {
+      routeObserver.subscribe(this, route);
+    }
+  }
+
+  /// 上层路由 pop 后本路由重新可见：恢复播放
+  @override
+  void didPopNext() {
+    if (!mounted) return;
+    if (!ref.read(feedTabVisibleProvider)) return;
+    ActionLogger.I.log('feed_did_pop_next', page: '/home', detail: {
+      'strategy': _strategy.name,
+    });
+    final notifier = ref.read(feedProvider(_strategy).notifier);
+    unawaited(() async {
+      await notifier.pool.resume();
+      await notifier.rebindCurrent();
+    }());
+  }
+
   @override
   void dispose() {
     WidgetsBinding.instance.removeObserver(this);
+    routeObserver.unsubscribe(this);
     _eventSub?.cancel();
     // 离开 Feed 路由（如跳登录页）：彻底停止播放（断音+断缓存下载）。
     // feedProvider 是全局常驻，不处理则播放器池在后台继续出声
@@ -101,7 +130,13 @@ class _FeedScreenState extends ConsumerState<FeedScreen>
         .read(feedProvider(_strategy).notifier)
         .events
         .listen(_handleEvent);
-    _pageController.jumpToPage(0);
+    // 保留每个策略的播放进度（currentIndex 由 provider 维护）：切回时跳到上次位置而非归零
+    final targetIndex = ref.read(feedProvider(_strategy)).currentIndex;
+    if (_pageController.hasClients && targetIndex > 0) {
+      _pageController.jumpToPage(targetIndex);
+    } else if (_pageController.hasClients) {
+      _pageController.jumpToPage(0);
+    }
     // jumpToPage 后 resume + rebindCurrent：suspend 已 stop 槽位，仅 play
     // 播不起来，必须 rebind 重新 open（有断点记录则 seek 续播）
     WidgetsBinding.instance.addPostFrameCallback((_) {
@@ -186,7 +221,9 @@ class _FeedScreenState extends ConsumerState<FeedScreen>
               child: Row(
                 children: [
                   const Spacer(),
-                  for (final s in FeedStrategy.values) ...[
+                  for (final s in FeedStrategy.values.where(
+                    (s) => s != FeedStrategy.search,
+                  )) ...[
                     _StrategyTab(
                       label: s.label,
                       selected: s == _strategy,
diff --git a/app/lib/screens/feed/widgets/comment_sheet.dart b/app/lib/screens/feed/widgets/comment_sheet.dart
index 3e37e90..de05366 100644
--- a/app/lib/screens/feed/widgets/comment_sheet.dart
+++ b/app/lib/screens/feed/widgets/comment_sheet.dart
@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../../core/media/cover_cache.dart';
 import '../../../core/network/api_exception.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../../models/comment_item.dart';
@@ -423,7 +424,7 @@ class CommentTile extends StatelessWidget {
               radius: compact ? 12 : 16,
               backgroundColor: AppColors.background,
               backgroundImage: comment.avatarUrl.isNotEmpty
-                  ? CachedNetworkImageProvider(comment.avatarUrl)
+                  ? CachedNetworkImageProvider(comment.avatarUrl, cacheManager: CoverCacheManager.I)
                   : null,
               child: comment.avatarUrl.isEmpty
                   ? Text(
diff --git a/app/lib/screens/feed/widgets/feed_video_page.dart b/app/lib/screens/feed/widgets/feed_video_page.dart
index ef15e88..f15b7f6 100644
--- a/app/lib/screens/feed/widgets/feed_video_page.dart
+++ b/app/lib/screens/feed/widgets/feed_video_page.dart
@@ -4,6 +4,7 @@ import 'package:go_router/go_router.dart';
 import 'package:share_plus/share_plus.dart';
 
 import '../../../core/media/download_manager.dart';
+import '../../../core/network/api_exception.dart';
 import '../../../core/player/feed_player_pool.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../../models/video_item.dart';
@@ -54,6 +55,15 @@ class _FeedVideoPageState extends ConsumerState<FeedVideoPage> {
 
   static const _rates = [1.0, 1.5, 2.0, 3.0];
 
+  /// 站点管理员邮箱（长按弹窗显示「下架视频」）
+  static const String _kSiteAdminEmail = '256kb@gmail.com';
+
+  bool get _isSiteAdmin {
+    final u = ref.read(authProvider).user;
+    return u != null &&
+        (u.email ?? '').toLowerCase() == _kSiteAdminEmail;
+  }
+
   @override
   void initState() {
     super.initState();
@@ -70,6 +80,8 @@ class _FeedVideoPageState extends ConsumerState<FeedVideoPage> {
       _seriesData != null && (_seriesData!['has_series'] as bool? ?? false);
 
   String get _seriesTitle => _seriesData?['series']?['title'] as String? ?? '';
+  String get _seriesSourceName =>
+      _seriesData?['series']?['source_name'] as String? ?? '';
 
   List<dynamic> get _episodes => (_seriesData?['episodes'] as List?) ?? const [];
 
@@ -197,6 +209,21 @@ class _FeedVideoPageState extends ConsumerState<FeedVideoPage> {
               },
             ),
 
+            // 下架视频：仅站点管理员可见（按 email 判定）
+            if (_isSiteAdmin)
+              ListTile(
+                contentPadding: EdgeInsets.zero,
+                leading: const Icon(Icons.remove_circle_outline,
+                    color: Colors.redAccent),
+                title: const Text('下架视频',
+                    style: TextStyle(color: Colors.redAccent)),
+                subtitle: const Text('从首页/搜索/分类/系列移除该视频'),
+                onTap: () {
+                  Navigator.of(sheetContext).pop();
+                  _confirmOffline();
+                },
+              ),
+
             // 下载（已下载/下载中置灰）
             Builder(builder: (_) {
               final dm = ref.read(downloadManagerProvider);
@@ -237,6 +264,44 @@ class _FeedVideoPageState extends ConsumerState<FeedVideoPage> {
     await Share.share(text, subject: widget.item.title);
   }
 
+  // ---------- 下架（管理员） ----------
+
+  Future<void> _confirmOffline() async {
+    final targetId = widget.item.videoId;
+    final title = widget.item.title;
+    final confirmed = await showDialog<bool>(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        title: const Text('下架该视频？'),
+        content: Text(
+          '《$title》\n\n下架后将立刻从首页、搜索、分类、系列列表中移除，可在后台恢复。',
+          maxLines: 5, overflow: TextOverflow.ellipsis,
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(false),
+            child: const Text('取消'),
+          ),
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(true),
+            style: TextButton.styleFrom(foregroundColor: Colors.redAccent),
+            child: const Text('下架'),
+          ),
+        ],
+      ),
+    );
+    if (confirmed != true || !mounted) return;
+
+    try {
+      await VideoService.offlineVideo(targetId);
+      if (!mounted) return;
+      showTopToast(context, '已下架');
+    } catch (e) {
+      if (!mounted) return;
+      showTopToast(context, e is ApiException ? e.message : '下架失败，请重试');
+    }
+  }
+
   void _showSeriesSheet() {
     showModalBottomSheet<void>(
       context: context,
@@ -278,10 +343,32 @@ class _FeedVideoPageState extends ConsumerState<FeedVideoPage> {
                           maxLines: 1, overflow: TextOverflow.ellipsis,
                         ),
                         const SizedBox(height: 2),
-                        Text(
-                          '共 ${_episodes.length} 集',
-                          style: TextStyle(
-                              fontSize: 12, color: Colors.grey[600]),
+                        Row(
+                          children: [
+                            if (_seriesSourceName.isNotEmpty) ...[
+                              Container(
+                                padding: const EdgeInsets.symmetric(
+                                    horizontal: 5, vertical: 1),
+                                decoration: BoxDecoration(
+                                  color: AppColors.primary.withValues(alpha: 0.12),
+                                  borderRadius: BorderRadius.circular(3),
+                                ),
+                                child: Text(
+                                  _seriesSourceName,
+                                  style: const TextStyle(
+                                      fontSize: 10,
+                                      color: AppColors.primary,
+                                      fontWeight: FontWeight.w600),
+                                ),
+                              ),
+                              const SizedBox(width: 6),
+                            ],
+                            Text(
+                              '共 ${_episodes.length} 集',
+                              style: TextStyle(
+                                  fontSize: 12, color: Colors.grey[600]),
+                            ),
+                          ],
                         ),
                       ],
                     ),
diff --git a/app/lib/screens/feed/widgets/interaction_bar.dart b/app/lib/screens/feed/widgets/interaction_bar.dart
index ce5c156..e5adbc2 100644
--- a/app/lib/screens/feed/widgets/interaction_bar.dart
+++ b/app/lib/screens/feed/widgets/interaction_bar.dart
@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../../core/media/cover_cache.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../../models/video_item.dart';
 import '../../../providers/auth_provider.dart';
@@ -91,7 +92,7 @@ class _AuthorAvatar extends StatelessWidget {
               radius: 24,
               backgroundColor: AppColors.surface,
               backgroundImage: item.author.avatarUrl.isNotEmpty
-                  ? CachedNetworkImageProvider(item.author.avatarUrl)
+                  ? CachedNetworkImageProvider(item.author.avatarUrl, cacheManager: CoverCacheManager.I)
                   : null,
               child: item.author.avatarUrl.isEmpty
                   ? Text(
diff --git a/app/lib/screens/feed/widgets/video_info_section.dart b/app/lib/screens/feed/widgets/video_info_section.dart
index 3fd397b..00a9e17 100644
--- a/app/lib/screens/feed/widgets/video_info_section.dart
+++ b/app/lib/screens/feed/widgets/video_info_section.dart
@@ -32,15 +32,41 @@ class _VideoInfoSectionState extends State<VideoInfoSection> {
       crossAxisAlignment: CrossAxisAlignment.start,
       mainAxisSize: MainAxisSize.min,
       children: [
-        // 昵称
-        Text(
-          '@${item.author.nickname}',
-          style: const TextStyle(
-            color: Colors.white,
-            fontSize: 16,
-            fontWeight: FontWeight.w700,
-            shadows: [Shadow(color: Colors.black54, blurRadius: 4)],
-          ),
+        // 昵称 + 来源徽标
+        Row(
+          children: [
+            Flexible(
+              child: Text(
+                '@${item.author.nickname}',
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+                style: const TextStyle(
+                  color: Colors.white,
+                  fontSize: 16,
+                  fontWeight: FontWeight.w700,
+                  shadows: [Shadow(color: Colors.black54, blurRadius: 4)],
+                ),
+              ),
+            ),
+            if (item.sourceName.isNotEmpty) ...[
+              const SizedBox(width: 6),
+              Container(
+                padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
+                decoration: BoxDecoration(
+                  color: AppColors.primary.withValues(alpha: 0.85),
+                  borderRadius: BorderRadius.circular(4),
+                ),
+                child: Text(
+                  item.sourceName,
+                  style: const TextStyle(
+                    color: Colors.white,
+                    fontSize: 11,
+                    fontWeight: FontWeight.w600,
+                  ),
+                ),
+              ),
+            ],
+          ],
         ),
         const SizedBox(height: 8),
 
diff --git a/app/lib/screens/player/simple_player_screen.dart b/app/lib/screens/player/simple_player_screen.dart
index ede8470..6d7ca36 100644
--- a/app/lib/screens/player/simple_player_screen.dart
+++ b/app/lib/screens/player/simple_player_screen.dart
@@ -69,6 +69,10 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
   static const _rates = [1.0, 1.5, 2.0, 3.0];
   double _rate = 1.0;
 
+  // 清屏：隐藏互动栏/信息区/顶部栏/底部渐变，仅保留播放画面与进度条。
+  // 恢复只能从长按菜单进入，避免单击误触把界面弹回来
+  bool _cleanMode = false;
+
   bool get _hasSeries =>
       _seriesData != null && (_seriesData!['has_series'] as bool? ?? false);
 
@@ -77,6 +81,8 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
 
   String get _seriesTitle =>
       _seriesData?['series']?['title'] as String? ?? '';
+  String get _seriesSourceName =>
+      _seriesData?['series']?['source_name'] as String? ?? '';
 
   @override
   void initState() {
@@ -310,6 +316,15 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
     } catch (_) {}
   }
 
+  /// 站点管理员邮箱（长按弹窗显示「下架视频」）
+  static const String _kSiteAdminEmail = '256kb@gmail.com';
+
+  bool get _isSiteAdmin {
+    final u = ref.read(authProvider).user;
+    return u != null &&
+        (u.email ?? '').toLowerCase() == _kSiteAdminEmail;
+  }
+
   // ---------- 长按 ----------
 
   void _onLongPress() {
@@ -403,6 +418,40 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
               },
             ),
 
+            // 清屏 / 恢复清屏：隐藏右侧互动栏与底部信息，只留播放画面与进度条。
+            // 恢复只能从长按菜单进入，避免单击误触把界面弹回来
+            ListTile(
+              contentPadding: EdgeInsets.zero,
+              leading: Icon(_cleanMode
+                  ? Icons.fullscreen
+                  : Icons.fullscreen_exit),
+              title: Text(_cleanMode ? '恢复清屏' : '清屏'),
+              subtitle: Text(_cleanMode
+                  ? '重新显示点赞、评论、收藏、作者与标题'
+                  : '隐藏点赞、评论、收藏、作者与标题'),
+              onTap: () {
+                Navigator.of(sheetContext).pop();
+                setState(() => _cleanMode = !_cleanMode);
+                showTopToast(
+                    context, _cleanMode ? '已清屏，长按视频可恢复' : '已恢复显示');
+              },
+            ),
+
+            // 下架视频：仅站点管理员可见（按 email 判定）
+            if (_isSiteAdmin)
+              ListTile(
+                contentPadding: EdgeInsets.zero,
+                leading: const Icon(Icons.remove_circle_outline,
+                    color: Colors.redAccent),
+                title: const Text('下架视频',
+                    style: TextStyle(color: Colors.redAccent)),
+                subtitle: const Text('从首页/搜索/分类/系列移除该视频'),
+                onTap: () {
+                  Navigator.of(sheetContext).pop();
+                  _confirmOffline();
+                },
+              ),
+
             // 下载（已下载/下载中置灰；本地已下载视频不再重复下载）
             Builder(builder: (_) {
               final dm = ref.read(downloadManagerProvider);
@@ -439,8 +488,47 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
     );
   }
 
-  // ---------- 进度条 ----------
+  // ---------- 下架（管理员） ----------
 
+  Future<void> _confirmOffline() async {
+    final targetId = _currentItem.videoId;
+    final title = _currentItem.title;
+    final confirmed = await showDialog<bool>(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        title: const Text('下架该视频？'),
+        content: Text(
+          '《$title》\n\n下架后将立刻从首页、搜索、分类、系列列表中移除，可在后台恢复。',
+          maxLines: 5, overflow: TextOverflow.ellipsis,
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(false),
+            child: const Text('取消'),
+          ),
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(true),
+            style: TextButton.styleFrom(foregroundColor: Colors.redAccent),
+            child: const Text('下架'),
+          ),
+        ],
+      ),
+    );
+    if (confirmed != true || !mounted) return;
+
+    try {
+      await VideoService.offlineVideo(targetId);
+      if (!mounted) return;
+      showTopToast(context, '已下架');
+      // 播放页停留没意义：返回上一页（触发外层列表刷新由列表自身负责）
+      context.pop();
+    } catch (e) {
+      if (!mounted) return;
+      showTopToast(context, e is ApiException ? e.message : '下架失败，请重试');
+    }
+  }
+
+  // ---------- 进度条 ----------
   /// 有效时长：流上报优先，异常（如被当直播 duration=0）回退到 DB 时长
   Duration get _effectiveDuration => _duration.inMilliseconds > 0
       ? _duration
@@ -537,16 +625,20 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
               ),
             ),
 
-          // 底部渐变（提升文字可读性）
-          const Positioned(
+          // 底部渐变（提升文字可读性）：清屏时一并淡出
+          Positioned(
             left: 0, right: 0, bottom: 0, height: 200,
             child: IgnorePointer(
-              child: DecoratedBox(
-                decoration: BoxDecoration(
-                  gradient: LinearGradient(
-                    begin: Alignment.topCenter,
-                    end: Alignment.bottomCenter,
-                    colors: [Colors.transparent, Colors.black54],
+              child: AnimatedOpacity(
+                opacity: _cleanMode ? 0 : 1,
+                duration: const Duration(milliseconds: 200),
+                child: const DecoratedBox(
+                  decoration: BoxDecoration(
+                    gradient: LinearGradient(
+                      begin: Alignment.topCenter,
+                      end: Alignment.bottomCenter,
+                      colors: [Colors.transparent, Colors.black54],
+                    ),
                   ),
                 ),
               ),
@@ -554,51 +646,59 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
           ),
 
           // ---------- 顶部：返回 + 倍速 ----------
-          SafeArea(
-            child: Row(
-              mainAxisAlignment: MainAxisAlignment.spaceBetween,
-              children: [
-                const BackButton(color: Colors.white),
-                // 倍速按钮
-                GestureDetector(
-                  onTap: _onLongPress,
-                  child: Container(
-                    margin: const EdgeInsets.only(right: 16),
-                    padding: const EdgeInsets.symmetric(
-                        horizontal: 10, vertical: 4),
-                    decoration: BoxDecoration(
-                      color: Colors.black45,
-                      borderRadius: BorderRadius.circular(8),
-                    ),
-                    child: Text(
-                      _rateLabel,
-                      style: const TextStyle(
-                        color: Colors.white,
-                        fontSize: 13,
-                        fontWeight: FontWeight.w600,
+          _HidableOverlay(
+            hidden: _cleanMode,
+            child: SafeArea(
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                children: [
+                  const BackButton(color: Colors.white),
+                  // 倍速按钮
+                  GestureDetector(
+                    onTap: _onLongPress,
+                    child: Container(
+                      margin: const EdgeInsets.only(right: 16),
+                      padding: const EdgeInsets.symmetric(
+                          horizontal: 10, vertical: 4),
+                      decoration: BoxDecoration(
+                        color: Colors.black45,
+                        borderRadius: BorderRadius.circular(8),
+                      ),
+                      child: Text(
+                        _rateLabel,
+                        style: const TextStyle(
+                          color: Colors.white,
+                          fontSize: 13,
+                          fontWeight: FontWeight.w600,
+                        ),
                       ),
                     ),
                   ),
-                ),
-              ],
+                ],
+              ),
             ),
           ),
 
           // ---------- 右侧互动栏 ----------
           Positioned(
             right: 8, bottom: 96,
-            child: InteractionBar(
-              item: interactionItem,
-              onLike: (_) => _onLike(),
-              onFavorite: (_) => _onFavorite(),
-              onComment: (_) => _openComments(),
+            child: _HidableOverlay(
+              hidden: _cleanMode,
+              child: InteractionBar(
+                item: interactionItem,
+                onLike: (_) => _onLike(),
+                onFavorite: (_) => _onFavorite(),
+                onComment: (_) => _openComments(),
+              ),
             ),
           ),
 
           // ---------- 左下信息区 ----------
           Positioned(
             left: 12, right: 88, bottom: 24,
-            child: Column(
+            child: _HidableOverlay(
+              hidden: _cleanMode,
+              child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               mainAxisSize: MainAxisSize.min,
               children: [
@@ -628,6 +728,24 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
                               fontWeight: FontWeight.w600,
                             ),
                           ),
+                          if (_seriesSourceName.isNotEmpty) ...[
+                            const SizedBox(width: 6),
+                            Container(
+                              padding: const EdgeInsets.symmetric(
+                                  horizontal: 5, vertical: 1),
+                              decoration: BoxDecoration(
+                                color: AppColors.primary,
+                                borderRadius: BorderRadius.circular(3),
+                              ),
+                              child: Text(
+                                _seriesSourceName,
+                                style: const TextStyle(
+                                    color: Colors.white,
+                                    fontSize: 10,
+                                    fontWeight: FontWeight.w600),
+                              ),
+                            ),
+                          ],
                           const SizedBox(width: 2),
                           const Icon(Icons.chevron_right,
                               color: Colors.white, size: 14),
@@ -639,6 +757,7 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
                 VideoInfoSection(item: _currentItem),
               ],
             ),
+            ),
           ),
 
           // ---------- 进度条：抖音风格一条细线 + 时间刻度 ----------
@@ -761,10 +880,33 @@ class _SimplePlayerScreenState extends ConsumerState<SimplePlayerScreen> {
                           maxLines: 1, overflow: TextOverflow.ellipsis,
                         ),
                         const SizedBox(height: 2),
-                        Text(
-                          '共 ${_episodes.length} 集',
-                          style: TextStyle(
-                              fontSize: 12, color: Colors.grey[600]),
+                        Row(
+                          children: [
+                            if (_seriesSourceName.isNotEmpty) ...[
+                              Container(
+                                padding: const EdgeInsets.symmetric(
+                                    horizontal: 5, vertical: 1),
+                                decoration: BoxDecoration(
+                                  color:
+                                      AppColors.primary.withValues(alpha: 0.12),
+                                  borderRadius: BorderRadius.circular(3),
+                                ),
+                                child: Text(
+                                  _seriesSourceName,
+                                  style: const TextStyle(
+                                      fontSize: 10,
+                                      color: AppColors.primary,
+                                      fontWeight: FontWeight.w600),
+                                ),
+                              ),
+                              const SizedBox(width: 6),
+                            ],
+                            Text(
+                              '共 ${_episodes.length} 集',
+                              style: TextStyle(
+                                  fontSize: 12, color: Colors.grey[600]),
+                            ),
+                          ],
                         ),
                       ],
                     ),
@@ -992,3 +1134,24 @@ class _ProgressPainter extends CustomPainter {
   bool shouldRepaint(covariant _ProgressPainter oldDelegate) =>
       oldDelegate.value != value || oldDelegate.dragging != dragging;
 }
+
+/// 可隐藏浮层：淡出 + 禁用点击。隐藏时仍占位但不拦截手势，
+/// 保证点击/长按能穿透到下层的手势层
+class _HidableOverlay extends StatelessWidget {
+  const _HidableOverlay({required this.hidden, required this.child});
+
+  final bool hidden;
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    return IgnorePointer(
+      ignoring: hidden,
+      child: AnimatedOpacity(
+        opacity: hidden ? 0 : 1,
+        duration: const Duration(milliseconds: 200),
+        child: child,
+      ),
+    );
+  }
+}
diff --git a/app/lib/screens/profile/mine_screen.dart b/app/lib/screens/profile/mine_screen.dart
index 2920abb..70a6e0b 100644
--- a/app/lib/screens/profile/mine_screen.dart
+++ b/app/lib/screens/profile/mine_screen.dart
@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/theme/app_theme.dart';
 import '../../providers/auth_provider.dart';
 import '../../providers/notification_provider.dart';
@@ -47,7 +48,7 @@ class _MineScreenState extends ConsumerState<MineScreen> {
                 radius: 32,
                 backgroundColor: AppColors.surface,
                 backgroundImage: user.avatarUrl.isNotEmpty
-                    ? CachedNetworkImageProvider(user.avatarUrl)
+                    ? CachedNetworkImageProvider(user.avatarUrl, cacheManager: CoverCacheManager.I)
                     : null,
                 child: user.avatarUrl.isEmpty
                     ? Text(
diff --git a/app/lib/screens/profile/profile_edit_screen.dart b/app/lib/screens/profile/profile_edit_screen.dart
index 7d26265..f8de8b5 100644
--- a/app/lib/screens/profile/profile_edit_screen.dart
+++ b/app/lib/screens/profile/profile_edit_screen.dart
@@ -4,6 +4,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:image_picker/image_picker.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/network/api_exception.dart';
 import '../../core/theme/app_theme.dart';
 import '../../providers/auth_provider.dart';
@@ -150,7 +151,7 @@ class _ProfileEditScreenState extends ConsumerState<ProfileEditScreen> {
                     radius: 44,
                     backgroundColor: AppColors.surface,
                     backgroundImage: _avatarUrl.isNotEmpty
-                        ? CachedNetworkImageProvider(_avatarUrl)
+                        ? CachedNetworkImageProvider(_avatarUrl, cacheManager: CoverCacheManager.I)
                         : null,
                     child: _avatarUrl.isEmpty
                         ? const Icon(Icons.person_outline,
diff --git a/app/lib/screens/profile/user_profile_screen.dart b/app/lib/screens/profile/user_profile_screen.dart
index fe83c7b..2325341 100644
--- a/app/lib/screens/profile/user_profile_screen.dart
+++ b/app/lib/screens/profile/user_profile_screen.dart
@@ -3,8 +3,10 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/video_item.dart';
+import '../../providers/feed_provider.dart';
 import '../../providers/profile_provider.dart';
 
 /// 他人公开主页（《03-接口文档》4.7/4.8，游客可看）：
@@ -88,7 +90,7 @@ class _ProfileHeader extends StatelessWidget {
             radius: 40,
             backgroundColor: AppColors.surface,
             backgroundImage: profile.avatarUrl.isNotEmpty
-                ? CachedNetworkImageProvider(profile.avatarUrl)
+                ? CachedNetworkImageProvider(profile.avatarUrl, cacheManager: CoverCacheManager.I)
                 : null,
             child: profile.avatarUrl.isEmpty
                 ? Text(
@@ -155,15 +157,20 @@ class _Stat extends StatelessWidget {
   }
 }
 
-class _WorkCard extends StatelessWidget {
+class _WorkCard extends ConsumerWidget {
   const _WorkCard({required this.item});
 
   final VideoItem item;
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     return GestureDetector(
-      onTap: () => context.push('/search/play', extra: item),
+      // 挂起首页池（保存断点 + 停所有槽位），恢复由 FeedScreen.didPopNext 统一处理
+      onTap: () {
+        final strategy = ref.read(activeFeedStrategyProvider);
+        ref.read(feedProvider(strategy).notifier).pool.suspend();
+        context.push('/search/play', extra: item);
+      },
       child: ClipRRect(
         borderRadius: BorderRadius.circular(8),
         child: Stack(
@@ -174,6 +181,7 @@ class _WorkCard extends StatelessWidget {
               child: item.coverUrl.isNotEmpty
                   ? CachedNetworkImage(
                       imageUrl: item.coverUrl,
+                      cacheManager: CoverCacheManager.I,
                       fit: BoxFit.cover,
                       errorWidget: (_, __, ___) => const Icon(
                         Icons.play_circle_outline,
diff --git a/app/lib/screens/profile/video_list_screens.dart b/app/lib/screens/profile/video_list_screens.dart
index 2cd6d8b..39e86ce 100644
--- a/app/lib/screens/profile/video_list_screens.dart
+++ b/app/lib/screens/profile/video_list_screens.dart
@@ -3,10 +3,12 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
 import '../../core/network/api_exception.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/user_profile.dart';
 import '../../models/video_item.dart';
+import '../../providers/feed_provider.dart';
 import '../../providers/profile_provider.dart';
 import '../../services/user_service.dart';
 import '../../services/video_service.dart';
@@ -77,8 +79,11 @@ class _GridCard extends ConsumerWidget {
   final bool editable;
 
   /// 我的作品卡片点击：仅已发布可播放，其余状态提示原因
-  void _onTap(BuildContext context) {
+  void _onTap(BuildContext context, WidgetRef ref) {
     if (item.status == -1 || item.status == 2) {
+      // 挂起首页池（保存断点 + 停所有槽位），恢复由 FeedScreen.didPopNext 统一处理
+      final strategy = ref.read(activeFeedStrategyProvider);
+      ref.read(feedProvider(strategy).notifier).pool.suspend();
       context.push('/search/play', extra: item);
       return;
     }
@@ -158,7 +163,7 @@ class _GridCard extends ConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     return GestureDetector(
-      onTap: () => _onTap(context),
+      onTap: () => _onTap(context, ref),
       onLongPress: editable ? () => _showManageSheet(context, ref) : null,
       child: ClipRRect(
         borderRadius: BorderRadius.circular(8),
@@ -170,6 +175,7 @@ class _GridCard extends ConsumerWidget {
               child: item.coverUrl.isNotEmpty
                   ? CachedNetworkImage(
                       imageUrl: item.coverUrl,
+                      cacheManager: CoverCacheManager.I,
                       fit: BoxFit.cover,
                       errorWidget: (_, __, ___) => const Icon(
                         Icons.play_circle_outline,
@@ -265,15 +271,20 @@ class HistoryScreen extends ConsumerWidget {
   }
 }
 
-class _HistoryTile extends StatelessWidget {
+class _HistoryTile extends ConsumerWidget {
   const _HistoryTile({required this.item});
 
   final HistoryItem item;
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     return ListTile(
-      onTap: () => context.push('/search/play', extra: item.video),
+      // 挂起首页池（保存断点 + 停所有槽位），恢复由 FeedScreen.didPopNext 统一处理
+      onTap: () {
+        final strategy = ref.read(activeFeedStrategyProvider);
+        ref.read(feedProvider(strategy).notifier).pool.suspend();
+        context.push('/search/play', extra: item.video);
+      },
       leading: ClipRRect(
         borderRadius: BorderRadius.circular(6),
         child: Container(
@@ -283,6 +294,7 @@ class _HistoryTile extends StatelessWidget {
           child: item.video.coverUrl.isNotEmpty
               ? CachedNetworkImage(
                   imageUrl: item.video.coverUrl,
+                  cacheManager: CoverCacheManager.I,
                   fit: BoxFit.cover,
                   errorWidget: (_, __, ___) =>
                       const Icon(Icons.play_circle_outline, size: 24),
diff --git a/app/lib/screens/search/search_feed_screen.dart b/app/lib/screens/search/search_feed_screen.dart
new file mode 100644
index 0000000..c54bb07
--- /dev/null
+++ b/app/lib/screens/search/search_feed_screen.dart
@@ -0,0 +1,230 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:go_router/go_router.dart';
+
+import '../../core/log/action_logger.dart';
+import '../../core/theme/app_theme.dart';
+import '../../models/video_item.dart';
+import '../../providers/feed_provider.dart';
+import '../../providers/search_provider.dart';
+import '../../router.dart';
+import '../feed/widgets/comment_sheet.dart';
+import '../feed/widgets/feed_overlays.dart';
+import '../feed/widgets/feed_video_page.dart';
+
+/// 搜索结果播放页：复用 Feed 播放器池的「第 6 个策略」，
+/// 支持上下滑切上/下一个视频、双击点赞、长按倍速/分享、评论等完整体验。
+/// 数据由搜索页 injectItems 注入，不走网络刷新；触底加载更多由搜索 provider 完成后再注入。
+class SearchFeedScreen extends ConsumerStatefulWidget {
+  const SearchFeedScreen({super.key});
+
+  @override
+  ConsumerState<SearchFeedScreen> createState() => _SearchFeedScreenState();
+}
+
+class _SearchFeedScreenState extends ConsumerState<SearchFeedScreen>
+    with WidgetsBindingObserver, RouteAware {
+  static const _strategy = FeedStrategy.search;
+  final PageController _pageController = PageController();
+  StreamSubscription<FeedEvent>? _eventSub;
+
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addObserver(this);
+    ActionLogger.I.log('route_enter', page: '/search/feed');
+    _eventSub = ref
+        .read(feedProvider(_strategy).notifier)
+        .events
+        .listen(_handleEvent);
+    // 注入完成后跳到目标 index（数据由搜索页在 push 前 injectItems 灌入）
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (!mounted) return;
+      final idx = ref.read(feedProvider(_strategy)).currentIndex;
+      if (idx > 0 && _pageController.hasClients) {
+        _pageController.jumpToPage(idx);
+      }
+    });
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    final route = ModalRoute.of(context);
+    if (route is PageRoute) routeObserver.subscribe(this, route);
+  }
+
+  /// 本页之上又 push 了新路由（评论/分享/登录等）：停掉搜索池，避免返回路径复杂时残留声音
+  @override
+  void didPushNext() {
+    ref.read(feedProvider(_strategy).notifier).pool.stopAll();
+  }
+
+  /// 上层路由 pop 回本页：恢复播放
+  @override
+  void didPopNext() {
+    if (!mounted) return;
+    final notifier = ref.read(feedProvider(_strategy).notifier);
+    unawaited(() async {
+      await notifier.pool.resume();
+      await notifier.rebindCurrent();
+    }());
+  }
+
+  @override
+  void dispose() {
+    ActionLogger.I.log('route_exit', page: '/search/feed');
+    WidgetsBinding.instance.removeObserver(this);
+    routeObserver.unsubscribe(this);
+    _eventSub?.cancel();
+    // 离开搜索播放：直接停掉搜索策略的池（断音 + 断缓存下载）。
+    ref.read(feedProvider(_strategy).notifier).pool.stopAll();
+    _pageController.dispose();
+    super.dispose();
+  }
+
+  /// App 退后台挂起、回前台从断点续播
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    final notifier = ref.read(feedProvider(_strategy).notifier);
+    if (state == AppLifecycleState.paused) {
+      notifier.pool.suspend();
+    } else if (state == AppLifecycleState.inactive) {
+      notifier.pool.pauseCurrent();
+    } else if (state == AppLifecycleState.resumed) {
+      // 本页不可见时（压在登录页/评论页下）不恢复播放
+      if (ModalRoute.of(context)?.isCurrent ?? false) {
+        unawaited(() async {
+          await notifier.pool.resume();
+          await notifier.rebindCurrent();
+        }());
+      }
+    }
+  }
+
+  void _handleEvent(FeedEvent event) {
+    if (!mounted) return;
+    switch (event) {
+      case FeedToastEvent(:final message):
+        showTopToast(context, message);
+      case FeedGuestLimitEvent():
+        showGuestLimitDialog(context);
+      case FeedPointsInsufficientEvent(:final points):
+        showPointsInsufficientDialog(context, points);
+    }
+  }
+
+  /// 打开评论弹层：打开期间暂停当前播放，关闭后恢复
+  Future<void> _openComments(VideoItem item) async {
+    final notifier = ref.read(feedProvider(_strategy).notifier);
+    notifier.pool.pauseCurrent();
+    await showCommentSheet(
+      context,
+      videoId: item.videoId,
+      onCountChanged: (delta) =>
+          notifier.adjustCommentCount(item.videoId, delta),
+    );
+    if (mounted) notifier.pool.playCurrent();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final state = ref.watch(feedProvider(_strategy));
+    final notifier = ref.read(feedProvider(_strategy).notifier);
+    final keyword = ref.watch(searchProvider).keyword;
+
+    return PopScope(
+      // 系统返回键/手势也要先停搜索池再放行 pop
+      onPopInvokedWithResult: (didPop, _) {
+        if (didPop) {
+          ref.read(feedProvider(_strategy).notifier).pool.stopAll();
+        }
+      },
+      child: Scaffold(
+        backgroundColor: Colors.black,
+        body: Stack(
+        children: [
+          // 内容区
+          if (state.items.isEmpty)
+            const Center(
+              child: Text('暂无视频', style: TextStyle(color: AppColors.textSecondary)),
+            )
+          else
+            NotificationListener<ScrollNotification>(
+              onNotification: (n) {
+                // 手指开始拖动即静音，避免划动过程中上一个视频仍在出声
+                if (n is ScrollStartNotification && n.dragDetails != null) {
+                  notifier.pool.pauseCurrent();
+                }
+                return false;
+              },
+              child: PageView.builder(
+                controller: _pageController,
+                scrollDirection: Axis.vertical,
+                itemCount: state.items.length,
+                onPageChanged: notifier.onPageChanged,
+                itemBuilder: (context, index) {
+                  final item = state.items[index];
+                  return FeedVideoPage(
+                    key: ValueKey(item.videoId),
+                    item: item,
+                    slotIndex: notifier.pool.slotOf(index),
+                    pool: notifier.pool,
+                    isCurrent: index == state.currentIndex,
+                    onLike: notifier.toggleLike,
+                    onFavorite: notifier.toggleFavorite,
+                    onComment: _openComments,
+                    onReturnFromPlayer: notifier.rebindCurrent,
+                  );
+                },
+              ),
+            ),
+
+          // 顶部：返回按钮 + 搜索关键词
+          SafeArea(
+            child: Padding(
+              padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 4),
+              child: Row(
+                children: [
+                  IconButton(
+                    icon: const Icon(Icons.arrow_back_ios,
+                        size: 20, color: Colors.white),
+                    onPressed: () {
+                      // 先停搜索池再 pop，避免依赖 dispose 时机导致声音残留
+                      ref.read(feedProvider(_strategy).notifier).pool.stopAll();
+                      context.pop();
+                    },
+                  ),
+                  if (keyword.isNotEmpty)
+                    Expanded(
+                      child: Text(
+                        keyword,
+                        maxLines: 1,
+                        overflow: TextOverflow.ellipsis,
+                        style: const TextStyle(
+                          fontSize: 15,
+                          color: Colors.white,
+                          shadows: [Shadow(color: Colors.black54, blurRadius: 4)],
+                        ),
+                      ),
+                    ),
+                ],
+              ),
+            ),
+          ),
+
+          // 底部：免费剩余次数提示条（≤3 时显示）
+          Positioned(
+            left: 0,
+            right: 0,
+            bottom: 0,
+            child: FreeQuotaBanner(remaining: state.freeRemainingToday),
+          ),
+        ],
+        ),
+      ),
+    );
+  }
+}
diff --git a/app/lib/screens/search/search_screen.dart b/app/lib/screens/search/search_screen.dart
index 487460d..fbc4beb 100644
--- a/app/lib/screens/search/search_screen.dart
+++ b/app/lib/screens/search/search_screen.dart
@@ -3,8 +3,11 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../core/media/cover_cache.dart';
+import '../../core/log/action_logger.dart';
 import '../../core/theme/app_theme.dart';
 import '../../models/video_item.dart';
+import '../../providers/feed_provider.dart';
 import '../../providers/search_provider.dart';
 
 /// 搜索页（《01-开发文档》2.5.8）：
@@ -24,12 +27,22 @@ class _SearchScreenState extends ConsumerState<SearchScreen> {
   @override
   void initState() {
     super.initState();
+    ActionLogger.I.log('route_enter', page: '/search');
+    // 打开搜索页挂起首页 Feed：保存当前播放断点 + 停所有槽位。
+    // 用 suspend 而非 stopAll——stopAll 会清掉断点导致返回时从头播，
+    // suspend 会把当前槽位置存到 _resumePosition，rebindCurrent 时经 mpv start 续播
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      final strategy = ref.read(activeFeedStrategyProvider);
+      ref.read(feedProvider(strategy).notifier).pool.suspend();
+    });
     ref.read(searchProvider.notifier).loadHot();
     _scrollController.addListener(_onScroll);
   }
 
   @override
   void dispose() {
+    ActionLogger.I.log('route_exit', page: '/search');
+    // 首页恢复播放改由 FeedScreen 通过 RouteObserver.didPopNext 感知，这里不再处理
     _inputController.dispose();
     _scrollController.dispose();
     super.dispose();
@@ -283,7 +296,11 @@ class _SearchScreenState extends ConsumerState<SearchScreen> {
                             ),
                           );
                         }
-                        return VideoGridCard(item: state.items[index]);
+                        return VideoGridCard(
+                          item: state.items[index],
+                          allItems: state.items,
+                          initialIndex: index,
+                        );
                       },
                     ),
         ),
@@ -293,15 +310,37 @@ class _SearchScreenState extends ConsumerState<SearchScreen> {
 }
 
 /// 视频网格卡片：封面 + 标题 + 作者 + 播放量（搜索结果 / 标签视频页共用）
-class VideoGridCard extends StatelessWidget {
-  const VideoGridCard({super.key, required this.item});
+/// 点击行为：把当前列表注入到 feedProvider(FeedStrategy.search)，跳 /search/feed
+/// 进入全屏 Feed 播放，支持上下滑切换上/下一个视频
+class VideoGridCard extends ConsumerWidget {
+  const VideoGridCard({
+    super.key,
+    required this.item,
+    required this.allItems,
+    required this.initialIndex,
+  });
 
   final VideoItem item;
 
+  /// 当前列表的所有视频（搜索结果/标签结果）
+  final List<VideoItem> allItems;
+
+  /// 当前点击的视频在列表中的下标
+  final int initialIndex;
+
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     return GestureDetector(
-      onTap: () => context.push('/search/play', extra: item),
+      // 宿主页（SearchScreen / TagVideosScreen）已在进入时挂起首页 Feed，
+      // 这里只负责把列表注入 search 策略池并跳转；首页池恢复由宿主页 dispose 统一处理
+      onTap: () async {
+        final searchFeedNotifier =
+            ref.read(feedProvider(FeedStrategy.search).notifier);
+        await searchFeedNotifier.injectItems(allItems, initialIndex);
+
+        if (!context.mounted) return;
+        context.push('/search/feed');
+      },
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
@@ -315,6 +354,7 @@ class VideoGridCard extends StatelessWidget {
                 child: item.coverUrl.isNotEmpty
                     ? CachedNetworkImage(
                         imageUrl: item.coverUrl,
+                        cacheManager: CoverCacheManager.I,
                         fit: BoxFit.cover,
                         errorWidget: (_, __, ___) => const Icon(
                           Icons.play_circle_outline,
diff --git a/app/lib/screens/search/tag_videos_screen.dart b/app/lib/screens/search/tag_videos_screen.dart
index c21cacd..864e3fe 100644
--- a/app/lib/screens/search/tag_videos_screen.dart
+++ b/app/lib/screens/search/tag_videos_screen.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import '../../core/theme/app_theme.dart';
+import '../../providers/feed_provider.dart';
 import '../../providers/search_provider.dart';
 import '../../providers/tag_videos_provider.dart';
 import 'search_screen.dart';
@@ -23,11 +24,17 @@ class _TagVideosScreenState extends ConsumerState<TagVideosScreen> {
   @override
   void initState() {
     super.initState();
+    // 进入标签页即挂起首页 Feed（保存断点 + 停所有槽位）
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      final strategy = ref.read(activeFeedStrategyProvider);
+      ref.read(feedProvider(strategy).notifier).pool.suspend();
+    });
     _scrollController.addListener(_onScroll);
   }
 
   @override
   void dispose() {
+    // 首页恢复播放由 FeedScreen.didPopNext 统一处理
     _scrollController.dispose();
     super.dispose();
   }
@@ -129,7 +136,11 @@ class _TagVideosScreenState extends ConsumerState<TagVideosScreen> {
                               ),
                             );
                           }
-                          return VideoGridCard(item: state.items[index]);
+                          return VideoGridCard(
+                            item: state.items[index],
+                            allItems: state.items,
+                            initialIndex: index,
+                          );
                         },
                       ),
           ),
diff --git a/app/lib/services/upload_service.dart b/app/lib/services/upload_service.dart
index 37c9ba5..1fca625 100644
--- a/app/lib/services/upload_service.dart
+++ b/app/lib/services/upload_service.dart
@@ -71,14 +71,22 @@ class UploadService {
 
 /// 视频分类
 class VideoCategory {
-  VideoCategory({required this.categoryId, required this.name});
+  VideoCategory({
+    required this.categoryId,
+    required this.name,
+    this.hasSeries = false,
+  });
 
   final int categoryId;
   final String name;
 
+  /// 系列型分类（如 AI短剧）：列表按「剧」聚合展示，一部剧只占一张卡片
+  final bool hasSeries;
+
   factory VideoCategory.fromJson(Map<String, dynamic> json) => VideoCategory(
         categoryId: (json['category_id'] as num?)?.toInt() ?? 0,
         name: (json['name'] as String?) ?? '',
+        hasSeries: (json['has_series'] as bool?) ?? false,
       );
 }
 
diff --git a/app/lib/services/video_service.dart b/app/lib/services/video_service.dart
index 6efcf81..03d4262 100644
--- a/app/lib/services/video_service.dart
+++ b/app/lib/services/video_service.dart
@@ -8,11 +8,14 @@ class VideoService {
   VideoService._();
 
   /// 5.1 Feed 流：type=recommend|latest|hot，游标分页
+  /// [group]=series 时（系列型分类）按「剧」聚合，一部剧只返回首集一条
   static Future<FeedPage> fetchFeed({
     String type = 'recommend',
     String? cursor,
     int limit = 10,
     int? categoryId,
+    int? sourceId,
+    String? group,
   }) async {
     final data = await ApiClient.get<Map<String, dynamic>>(
       Endpoints.feed,
@@ -21,6 +24,8 @@ class VideoService {
         if (cursor != null && cursor.isNotEmpty) 'cursor': cursor,
         'limit': limit,
         if (categoryId != null) 'category_id': categoryId,
+        if (sourceId != null) 'source_id': sourceId,
+        if (group != null) 'group': group,
       },
     );
     final list = ((data['list'] as List?) ?? const [])
@@ -30,6 +35,15 @@ class VideoService {
     return FeedPage(items: list, nextCursor: data['next_cursor'] as String?);
   }
 
+  /// 内容来源列表（麻豆 / 91 ...），分类页筛选用
+  static Future<List<VideoSource>> fetchSources() async {
+    final data = await ApiClient.get<Map<String, dynamic>>(Endpoints.sources);
+    return ((data['list'] as List?) ?? const [])
+        .whereType<Map<String, dynamic>>()
+        .map(VideoSource.fromJson)
+        .toList();
+  }
+
   /// 5.2 视频详情（登录返回续播进度 my_position）
   static Future<Map<String, dynamic>> fetchDetail(int videoId) =>
       ApiClient.get<Map<String, dynamic>>(Endpoints.videoDetail(videoId));
@@ -93,6 +107,10 @@ class VideoService {
   static Future<void> deleteVideo(int videoId) =>
       ApiClient.delete<Map<String, dynamic>>(Endpoints.videoDelete(videoId));
 
+  /// 下架视频（仅站点管理员 256kb@gmail.com，App 长按菜单）
+  static Future<void> offlineVideo(int videoId) =>
+      ApiClient.post<Map<String, dynamic>>(Endpoints.videoOffline(videoId));
+
   /// 5.9 标签视频列表（游客可）：sort=hot（默认）| latest，普通分页
   static Future<TagVideosPage> fetchTagVideos(
     String tagName, {
diff --git a/app/pubspec.yaml b/app/pubspec.yaml
index 2a4c291..0139af9 100644
--- a/app/pubspec.yaml
+++ b/app/pubspec.yaml
@@ -2,7 +2,7 @@ name: video_app
 description: "短视频应用（Flutter，iOS/Android 双端）"
 publish_to: 'none'
 
-version: 1.3.15+31
+version: 1.3.28+44
 
 environment:
   sdk: ^3.9.2
@@ -46,6 +46,8 @@ dependencies:
   flutter_secure_storage: ^9.2.3
   # 图片缓存（封面/头像）
   cached_network_image: ^3.4.1
+  # 自定义缓存策略（封面缓存取消大小限制）
+  flutter_cache_manager: ^3.4.1
   # 播放器（HLS m3u8）
   media_kit: ^1.1.11
   media_kit_video: ^1.2.5
diff --git a/deploy-full.sh b/deploy-full.sh
new file mode 100755
index 0000000..ac03280
--- /dev/null
+++ b/deploy-full.sh
@@ -0,0 +1,463 @@
+#!/usr/bin/env bash
+# ============================================================================
+# 全栈部署脚本：从零到上线（首次部署 / 服务器重装 / 数据迁移后的完整拉起）
+#
+# 与 deploy.sh 区别：
+#   deploy.sh       = App 发版专用（编译 APK → 部署 → 同步 DB 版本号）
+#   deploy-full.sh  = 整个项目首装/重装/迁移恢复，覆盖 Docker / 后端 / nginx / 后台前端
+#
+# 用法：
+#   bash deploy-full.sh                  # 完整执行（首次部署）
+#   bash deploy-full.sh --skip-apk       # 跳过 App 编译（已有 APK 时提速）
+#   bash deploy-full.sh --skip-nginx     # 跳过 nginx 配置写入（仅重启服务）
+#   bash deploy-full.sh --skip-admin     # 跳过 admin 前端构建
+#   bash deploy-full.sh --only-backend   # 只重启后端 + 健康检查
+#
+# 前置条件：
+#   - Debian/Ubuntu 系统，已安装：nginx, docker, mysql-client, python3.11+,
+#     nodejs 20+, npm, flutter SDK (在 /opt/flutter)
+#   - 项目代码已 clone 到 /root/project/video
+#   - DNS 已把 h5/vm/vapi.256kb.top 解析到本机
+# ============================================================================
+
+set -euo pipefail
+
+# ---------- 参数解析 ----------
+SKIP_APK=0
+SKIP_NGINX=0
+SKIP_ADMIN=0
+ONLY_BACKEND=0
+for arg in "$@"; do
+  case "$arg" in
+    --skip-apk)      SKIP_APK=1 ;;
+    --skip-nginx)    SKIP_NGINX=1 ;;
+    --skip-admin)    SKIP_ADMIN=1 ;;
+    --only-backend)  ONLY_BACKEND=1 ;;
+    -h|--help)
+      sed -n '1,30p' "$0"; exit 0 ;;
+    *) echo "未知参数: $arg"; exit 1 ;;
+  esac
+done
+
+PROJECT_ROOT="/root/project/video"
+SERVER_DIR="$PROJECT_ROOT/server"
+APP_DIR="$PROJECT_ROOT/app"
+ADMIN_DIR="$PROJECT_ROOT/admin"
+RUNTIME_DIR="$PROJECT_ROOT/runtime"
+H5_DIR="$PROJECT_ROOT/h5"
+
+NGINX_CONF_DIR="/www/server/panel/vhost/nginx"
+ACME_WEBROOT="/www/wwwroot/acme-challenge"
+
+DB_NAME="video"
+DB_USER="root"
+DB_PASS="256kb.cn"
+DB_PORT="3307"
+
+log()  { echo; echo "▶ $*"; }
+ok()   { echo "   ✅ $*"; }
+warn() { echo "   ⚠️  $*"; }
+die()  { echo "   ❌ $*"; exit 1; }
+
+# ---------------------------------------------------------------------------
+# 0. 前置检查
+# ---------------------------------------------------------------------------
+log "0. 前置检查"
+[ -d "$PROJECT_ROOT" ] || die "项目目录不存在：$PROJECT_ROOT"
+[ -f "$SERVER_DIR/.env" ] || die "缺少 $SERVER_DIR/.env，请参考 docs/04-部署运行文档.md 4.2 节配置"
+[ -d "$SERVER_DIR/.venv" ] || warn "$SERVER_DIR/.venv 不存在，稍后需要执行 python -m venv .venv && pip install -r requirements.txt"
+command -v nginx  >/dev/null || die "未安装 nginx"
+command -v docker >/dev/null || die "未安装 docker"
+command -v mysql  >/dev/null || die "未安装 mysql-client"
+ok "前置检查通过"
+
+# ---------------------------------------------------------------------------
+# 1. 目录结构
+# ---------------------------------------------------------------------------
+log "1. 创建运行目录"
+mkdir -p "$RUNTIME_DIR"/{uploads,videos,downloads,backups} "$H5_DIR" "$ACME_WEBROOT"
+chmod 755 "$RUNTIME_DIR" "$RUNTIME_DIR"/{uploads,videos,downloads,backups}
+ok "目录创建完成"
+
+[ "$ONLY_BACKEND" = "1" ] && { SKIP_APK=1; SKIP_NGINX=1; SKIP_ADMIN=1; }
+
+# ---------------------------------------------------------------------------
+# 2. Docker 组件（MySQL / Redis）
+# ---------------------------------------------------------------------------
+log "2. 启动 Docker 容器"
+
+# 2.1 MySQL 8（容器名 mysql8，端口 3307，数据 /opt/mysql8-data）
+if ! docker ps -a --format '{{.Names}}' | grep -qx mysql8; then
+  log "2.1 首次创建 mysql8 容器"
+  mkdir -p /opt/mysql8-data
+  docker run -d --name mysql8 \
+    --restart unless-stopped \
+    -p 3307:3306 \
+    -e MYSQL_ROOT_PASSWORD="$DB_PASS" \
+    -e TZ=Asia/Shanghai \
+    -v /opt/mysql8-data:/var/lib/mysql \
+    mysql:8 \
+    --character-set-server=utf8mb4 \
+    --collation-server=utf8mb4_unicode_ci \
+    --default-authentication-plugin=mysql_native_password
+  ok "mysql8 创建完成"
+else
+  docker start mysql8 >/dev/null && ok "mysql8 已启动"
+fi
+
+# 2.2 Redis（容器名 my-redis，端口 6379）
+if ! docker ps -a --format '{{.Names}}' | grep -qx my-redis; then
+  log "2.2 首次创建 my-redis 容器"
+  mkdir -p /home/redis/data /home/redis/conf
+  docker run -d --name my-redis \
+    --restart unless-stopped \
+    -p 6379:6379 \
+    -v /home/redis/data:/data \
+    -v /home/redis/conf:/usr/local/etc/redis \
+    redis:latest \
+    redis-server --appendonly yes
+  ok "my-redis 创建完成"
+else
+  docker start my-redis >/dev/null && ok "my-redis 已启动"
+fi
+
+# 2.3 等待容器就绪
+echo -n "   等待 MySQL 就绪..."
+for i in $(seq 1 30); do
+  docker exec mysql8 mysqladmin ping -h 127.0.0.1 -uroot -p"$DB_PASS" >/dev/null 2>&1 && { echo " OK"; break; }
+  [ "$i" = "30" ] && die "MySQL 启动超时"
+  sleep 1
+done
+echo -n "   等待 Redis 就绪..."
+for i in $(seq 1 15); do
+  [ "$(docker exec my-redis redis-cli ping 2>/dev/null)" = "PONG" ] && { echo " OK"; break; }
+  [ "$i" = "15" ] && die "Redis 启动超时"
+  sleep 1
+done
+
+# 2.4 创建数据库（首次）
+docker exec mysql8 mysql -uroot -p"$DB_PASS" -e \
+  "CREATE DATABASE IF NOT EXISTS $DB_NAME CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;" \
+  && ok "数据库 $DB_NAME 已确认存在"
+
+# ---------------------------------------------------------------------------
+# 3. 后端服务（video-api.service）
+# ---------------------------------------------------------------------------
+log "3. 部署后端服务"
+
+# 3.1 Python 虚拟环境
+if [ ! -d "$SERVER_DIR/.venv" ]; then
+  log "3.1 创建虚拟环境"
+  cd "$SERVER_DIR"
+  python3 -m venv .venv
+  .venv/bin/pip install -U pip
+  .venv/bin/pip install -r requirements.txt
+  ok ".venv 安装完成"
+fi
+
+# 3.2 数据库迁移
+log "3.2 执行 alembic 迁移"
+cd "$SERVER_DIR"
+.venv/bin/alembic upgrade head
+ok "数据库迁移完成"
+
+# 3.3 systemd 单元
+log "3.3 写入 systemd 单元"
+cat > /etc/systemd/system/video-api.service <<'UNIT'
+[Unit]
+Description=Video App FastAPI Backend (uvicorn)
+After=network.target docker.service redis.service
+Requires=docker.service
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/root/project/video/server
+ExecStart=/root/project/video/server/.venv/bin/uvicorn app.main:app --host 127.0.0.1 --port 8000 --workers 2
+Restart=always
+RestartSec=3
+
+[Install]
+WantedBy=multi-user.target
+UNIT
+
+systemctl daemon-reload
+systemctl enable --now video-api.service
+sleep 3
+systemctl is-active --quiet video-api.service && ok "video-api.service 已启动并设为开机自启" \
+  || die "video-api.service 启动失败，请 journalctl -u video-api -n 50 查看"
+
+# 3.4 后端健康检查
+echo -n "   健康检查..."
+for i in $(seq 1 10); do
+  code=$(curl -s -o /dev/null -w "%{http_code}" http://127.0.0.1:8000/health || true)
+  [ "$code" = "200" ] && { echo " OK ($code)"; break; }
+  [ "$i" = "10" ] && die "后端健康检查失败（10 次尝试后仍非 200）"
+  sleep 2
+done
+
+# ---------------------------------------------------------------------------
+# 4. nginx 配置
+# ---------------------------------------------------------------------------
+if [ "$SKIP_NGINX" = "0" ]; then
+  log "4. 写入 nginx 配置（h5 / vm / vapi 三个站点）"
+
+  # 通用 SSL 配置片段（这里用 heredoc 内嵌，避免每次写三个文件重复）
+  _ssl_block() {
+    local d="$1"
+    cat <<SSL
+    ssl_certificate    /www/server/panel/vhost/cert/$d/fullchain.pem;
+    ssl_certificate_key /www/server/panel/vhost/cert/$d/privkey.pem;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers EECDH+CHACHA20:EECDH+AES128:RSA+AES128:EECDH+AES256:RSA+AES256:!MD5;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_timeout 10m;
+SSL
+  }
+
+  _acme_block() {
+    cat <<ACME
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+ACME
+  }
+
+  _proxy_block() {
+    cat <<PROXY
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host \$host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto \$scheme;
+PROXY
+  }
+
+  # 4.1 h5.256kb.top
+  cat > "$NGINX_CONF_DIR/h5.256kb.top.conf" <<NGINX
+server {
+    listen 80;
+    server_name h5.256kb.top;
+$(_acme_block)
+    location / { return 301 https://\$host\$request_uri; }
+}
+server {
+    listen 443 ssl http2;
+    server_name h5.256kb.top;
+$(_ssl_block h5.256kb.top)
+    index index.html;
+    root $H5_DIR;
+
+$(_acme_block)
+
+    location ~ /\\. { deny all; }
+
+    location /downloads/ {
+        alias $RUNTIME_DIR/downloads/;
+        autoindex off;
+    }
+
+    location /videos/ {
+        alias $RUNTIME_DIR/videos/;
+        autoindex off;
+        add_header Access-Control-Allow-Origin *;
+        location ~* \\.m3u8\$ {
+            add_header Content-Type application/vnd.apple.mpegurl;
+            add_header Cache-Control "no-cache";
+        }
+        location ~* \\.ts\$ {
+            add_header Content-Type video/mp2t;
+            add_header Cache-Control "max-age=86400";
+        }
+    }
+
+    location /uploads/ {
+        alias $RUNTIME_DIR/uploads/;
+        autoindex off;
+    }
+
+    location /r/ {
+$(_proxy_block)
+    }
+
+    location /api/v1/invite/ {
+$(_proxy_block)
+    }
+
+    access_log /www/wwwlogs/h5.256kb.top.log;
+    error_log /www/wwwlogs/h5.256kb.top.error.log;
+}
+NGINX
+  ok "h5.256kb.top.conf"
+
+  # 4.2 vm.256kb.top
+  cat > "$NGINX_CONF_DIR/vm.256kb.top.conf" <<NGINX
+server {
+    listen 80;
+    server_name vm.256kb.top;
+$(_acme_block)
+    location / { return 301 https://\$host\$request_uri; }
+}
+server {
+    listen 443 ssl http2;
+    server_name vm.256kb.top;
+$(_ssl_block vm.256kb.top)
+    index index.html;
+    root $ADMIN_DIR/dist;
+
+$(_acme_block)
+
+    location ~ /\\. { deny all; }
+
+    location /api/ {
+$(_proxy_block)
+    }
+
+    location /static/ {
+$(_proxy_block)
+    }
+
+    location /r/ {
+$(_proxy_block)
+    }
+
+    location / {
+        try_files \$uri \$uri/ /index.html;
+    }
+
+    access_log /www/wwwlogs/vm.256kb.top.log;
+    error_log /www/wwwlogs/vm.256kb.top.error.log;
+}
+NGINX
+  ok "vm.256kb.top.conf"
+
+  # 4.3 vapi.256kb.top
+  cat > "$NGINX_CONF_DIR/vapi.256kb.top.conf" <<NGINX
+server {
+    listen 80;
+    server_name vapi.256kb.top;
+$(_acme_block)
+    location / { return 301 https://\$host\$request_uri; }
+}
+server {
+    listen 443 ssl http2;
+    server_name vapi.256kb.top;
+$(_ssl_block vapi.256kb.top)
+
+$(_acme_block)
+
+    location ~ /\\. { deny all; }
+
+    location / {
+$(_proxy_block)
+        client_max_body_size 500m;
+        proxy_read_timeout 300s;
+        proxy_send_timeout 300s;
+    }
+
+    access_log /www/wwwlogs/vapi.256kb.top.log;
+    error_log /www/wwwlogs/vapi.256kb.top.error.log;
+}
+NGINX
+  ok "vapi.256kb.top.conf"
+
+  nginx -t && nginx -s reload && ok "nginx 配置已重载"
+fi
+
+# ---------------------------------------------------------------------------
+# 5. HTTPS 证书（acme.sh）
+# ---------------------------------------------------------------------------
+if [ "$SKIP_NGINX" = "0" ] && [ ! -f "/www/server/panel/vhost/cert/h5.256kb.top/fullchain.pem" ]; then
+  log "5. 签发 Let's Encrypt 证书（acme.sh，ECC）"
+  if [ ! -d "$HOME/.acme.sh" ]; then
+    warn "未检测到 acme.sh，请先安装：curl https://get.acme.sh | sh -s email=you@example.com"
+    warn "然后重新执行 bash deploy-full.sh"
+  else
+    for d in h5.256kb.top vm.256kb.top vapi.256kb.top; do
+      if [ ! -f "/www/server/panel/vhost/cert/$d/fullchain.pem" ]; then
+        echo "   签发 $d..."
+        ~/.acme.sh/acme.sh --issue -d "$d" --webroot "$ACME_WEBROOT" --keylength ec-256
+        mkdir -p "/www/server/panel/vhost/cert/$d"
+        ~/.acme.sh/acme.sh --install-cert -d "$d" --ecc \
+          --fullchain-file "/www/server/panel/vhost/cert/$d/fullchain.pem" \
+          --key-file       "/www/server/panel/vhost/cert/$d/privkey.pem" \
+          --reloadcmd "nginx -t && nginx -s reload"
+      fi
+    done
+    ok "证书签发完成"
+  fi
+fi
+
+# ---------------------------------------------------------------------------
+# 6. 后台前端构建
+# ---------------------------------------------------------------------------
+if [ "$SKIP_ADMIN" = "0" ]; then
+  log "6. 构建后台前端 admin/"
+  cd "$ADMIN_DIR"
+  [ -d node_modules ] || npm install
+  npm run build
+  ok "admin/dist 构建完成（nginx vm.256kb.top 直接指向这里，无需重启）"
+fi
+
+# ---------------------------------------------------------------------------
+# 7. App 编译与部署（APK）
+# ---------------------------------------------------------------------------
+if [ "$SKIP_APK" = "0" ]; then
+  log "7. 编译 App APK"
+  [ -f "$APP_DIR/pubspec.yaml" ] || die "缺少 $APP_DIR/pubspec.yaml"
+  cd "$APP_DIR"
+  /opt/flutter/bin/flutter build apk --release
+  mkdir -p "$RUNTIME_DIR/downloads"
+  cp -f "$APP_DIR/build/app/outputs/flutter-apk/app-release.apk" \
+        "$RUNTIME_DIR/downloads/video-app.apk"
+  chmod 644 "$RUNTIME_DIR/downloads/video-app.apk"
+  (cd "$APP_DIR/android" && ./gradlew --stop >/dev/null 2>&1) || true
+  ok "APK 已部署到 $RUNTIME_DIR/downloads/video-app.apk"
+
+  # 同步 DB 版本号（让老用户收到更新提示）
+  PUBSPEC_VERSION=$(grep -E '^version:' "$APP_DIR/pubspec.yaml" | awk '{print $2}')
+  VERSION_NAME="${PUBSPEC_VERSION%+*}"
+  VERSION_CODE="${PUBSPEC_VERSION##*+}"
+  MIN_CODE=$(mysql -h 127.0.0.1 -u"$DB_USER" -p"$DB_PASS" -P"$DB_PORT" "$DB_NAME" -Nse \
+    "SELECT JSON_UNQUOTE(JSON_EXTRACT(config_value,'\$.min_version_code')) \
+     FROM system_configs WHERE config_key='app.version.android';" 2>/dev/null || echo "")
+  MIN_CODE="${MIN_CODE:-1}"
+  UPDATE_JSON="{\"latest_version\":\"$VERSION_NAME\",\"latest_version_code\":$VERSION_CODE,\"min_version_code\":$MIN_CODE,\"update_url\":\"https://h5.256kb.top/downloads/video-app.apk\",\"notice\":\"\"}"
+  mysql -h 127.0.0.1 -u"$DB_USER" -p"$DB_PASS" -P"$DB_PORT" "$DB_NAME" -e "
+    INSERT INTO system_configs (config_key, config_value, description)
+    VALUES ('app.version.android', '$UPDATE_JSON', 'Android 版本检查配置')
+    ON DUPLICATE KEY UPDATE config_value=VALUES(config_value), updated_at=NOW();
+  "
+  docker exec my-redis redis-cli DEL config:system >/dev/null 2>&1 || true
+  ok "DB 版本号同步：$VERSION_NAME+$VERSION_CODE"
+fi
+
+# ---------------------------------------------------------------------------
+# 8. 端到端验证
+# ---------------------------------------------------------------------------
+log "8. 端到端验证"
+echo -n "   后端本地接口..."
+curl -sf http://127.0.0.1:8000/health >/dev/null && echo " OK" || echo " FAIL"
+
+echo -n "   vapi 公网接口..."
+curl -sf https://vapi.256kb.top/api/v1/app/version >/dev/null && echo " OK" || echo " FAIL"
+
+echo -n "   h5 下载页..."
+curl -sfI https://h5.256kb.top/downloads/video-app.apk >/dev/null && echo " OK" || echo " FAIL"
+
+echo -n "   vm 后台首页..."
+curl -sf https://vm.256kb.top/ >/dev/null && echo " OK" || echo " FAIL"
+
+echo
+echo "============================================================================"
+echo "✅ 部署完成"
+echo "============================================================================"
+echo "  后端:   http://127.0.0.1:8000 (systemd: video-api.service)"
+echo "  后台:   https://vm.256kb.top  (admin/dist 静态站点)"
+echo "  接口:   https://vapi.256kb.top/api/v1/..."
+echo "  下载页: https://h5.256kb.top/downloads/video-app.apk"
+echo
+echo "  启停: bash $PROJECT_ROOT/project-ctl.sh {start|stop|restart|status}"
+echo "  日志: journalctl -u video-api -f"
+echo "  备份: https://vm.256kb.top → 运营管理 → 数据库备份"
+echo "============================================================================"
diff --git a/docs/04-部署运行文档.md b/docs/04-部署运行文档.md
index 13f1ac6..09479de 100644
--- a/docs/04-部署运行文档.md
+++ b/docs/04-部署运行文档.md
@@ -207,35 +207,249 @@ npm run build        # 产物直接覆盖 admin/dist/，即 vm 站点根目录
 
 ## 6. nginx 配置（宝塔管理）
 
-配置文件：`/www/server/panel/vhost/nginx/{h5,vm,vapi,codeserver}.256kb.top.conf`。
+配置文件：`/www/server/panel/vhost/nginx/{h5,vm,vapi}.256kb.top.conf`。
 改配置在宝塔面板「网站 → 设置 → 配置文件」编辑，或改文件后 `nginx -t && nginx -s reload`。
 
-关键规则摘要：
+证书路径（acme.sh ECC 证书，自动续期）：
+- `/www/server/panel/vhost/cert/<域名>/fullchain.pem`
+- `/www/server/panel/vhost/cert/<域名>/privkey.pem`
 
-**h5.256kb.top**
+站点日志在 `/www/wwwlogs/<域名>.log` 和 `/www/wwwlogs/<域名>.error.log`（排查 App 接口 401/500 时非常管用）。
+
+### 6.1 h5.256kb.top（用户下载页 + HLS 资源）
 
 ```nginx
-root /root/project/video/h5;                      # index.html 下载页
-location /downloads/ { alias /root/project/video/runtime/downloads/; }  # APK
-location /videos/    { alias /root/project/video/runtime/videos/; }
-location /uploads/   { alias /root/project/video/runtime/uploads/; }
-location /r/               { proxy_pass http://127.0.0.1:8000; }         # 邀请落地
-location /api/v1/invite/   { proxy_pass http://127.0.0.1:8000; }
+server {
+    listen 80;
+    server_name h5.256kb.top;
+    # ACME 验证保留在 80，其余跳 HTTPS
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name h5.256kb.top;
+    ssl_certificate    /www/server/panel/vhost/cert/h5.256kb.top/fullchain.pem;
+    ssl_certificate_key /www/server/panel/vhost/cert/h5.256kb.top/privkey.pem;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers EECDH+CHACHA20:EECDH+AES128:RSA+AES128:EECDH+AES256:RSA+AES256:!MD5;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_timeout 10m;
+    index index.html;
+    root /root/project/video/h5;
+
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+
+    # 禁止访问隐藏文件
+    location ~ /\. {
+        deny all;
+    }
+
+    # APK 下载
+    location /downloads/ {
+        alias /root/project/video/runtime/downloads/;
+        autoindex off;
+    }
+
+    # HLS 视频（hls.js 需要跨域 + 正确 MIME）
+    location /videos/ {
+        alias /root/project/video/runtime/videos/;
+        autoindex off;
+        add_header Access-Control-Allow-Origin *;
+        location ~* \.m3u8$ {
+            add_header Content-Type application/vnd.apple.mpegurl;
+            add_header Cache-Control "no-cache";
+        }
+        location ~* \.ts$ {
+            add_header Content-Type video/mp2t;
+            add_header Cache-Control "max-age=86400";
+        }
+    }
+
+    # 上传资源
+    location /uploads/ {
+        alias /root/project/video/runtime/uploads/;
+        autoindex off;
+    }
+
+    # 邀请注册落地页 → 后端
+    location /r/ {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    # 邀请相关 API → 后端
+    location /api/v1/invite/ {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    access_log /www/wwwlogs/h5.256kb.top.log;
+    error_log /www/wwwlogs/h5.256kb.top.error.log;
+}
 ```
 
-**vm.256kb.top**
+### 6.2 vm.256kb.top（管理后台 Vue SPA + 后端 API）
 
 ```nginx
-root /root/project/video/admin/dist;
-location / { try_files $uri $uri/ /index.html; }  # SPA 回退
-location /api/    { proxy_pass http://127.0.0.1:8000; }
-location /static/ { proxy_pass http://127.0.0.1:8000; }
-location /r/      { proxy_pass http://127.0.0.1:8000; }
+server {
+    listen 80;
+    server_name vm.256kb.top;
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name vm.256kb.top;
+    ssl_certificate    /www/server/panel/vhost/cert/vm.256kb.top/fullchain.pem;
+    ssl_certificate_key /www/server/panel/vhost/cert/vm.256kb.top/privkey.pem;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers EECDH+CHACHA20:EECDH+AES128:RSA+AES128:EECDH+AES256:RSA+AES256:!MD5;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_timeout 10m;
+    index index.html;
+    root /root/project/video/admin/dist;
+
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+
+    location ~ /\. {
+        deny all;
+    }
+
+    # 后端 API
+    location /api/ {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    # 后端本地静态资源（uploads 挂载点）
+    location /static/ {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    # 邀请落地页
+    location /r/ {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    # Vue SPA history 路由回退
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    access_log /www/wwwlogs/vm.256kb.top.log;
+    error_log /www/wwwlogs/vm.256kb.top.error.log;
+}
 ```
 
-**vapi.256kb.top**：`location / { proxy_pass http://127.0.0.1:8000; }` 全量反代。
+### 6.3 vapi.256kb.top（App 接口域名，全量反代）
 
-站点日志在 `/www/wwwlogs/<域名>.log`（排查 App 接口 401/500 时非常管用）。
+```nginx
+server {
+    listen 80;
+    server_name vapi.256kb.top;
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name vapi.256kb.top;
+    ssl_certificate    /www/server/panel/vhost/cert/vapi.256kb.top/fullchain.pem;
+    ssl_certificate_key /www/server/panel/vhost/cert/vapi.256kb.top/privkey.pem;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers EECDH+CHACHA20:EECDH+AES128:RSA+AES128:EECDH+AES256:RSA+AES256:!MD5;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_timeout 10m;
+
+    location ^~ /.well-known/acme-challenge/ {
+        root /www/wwwroot/acme-challenge/;
+    }
+
+    location ~ /\. {
+        deny all;
+    }
+
+    # 全部反代到 FastAPI
+    location / {
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        # 上传大视频需要
+        client_max_body_size 500m;
+        proxy_read_timeout 300s;
+        proxy_send_timeout 300s;
+    }
+
+    access_log /www/wwwlogs/vapi.256kb.top.log;
+    error_log /www/wwwlogs/vapi.256kb.top.error.log;
+}
+```
+
+### 6.4 证书签发与续期（acme.sh）
+
+```bash
+# 首次签发（三个域名各一次，ECC 证书）
+~/.acme.sh/acme.sh --issue -d h5.256kb.top   --webroot /www/wwwroot/acme-challenge/ --keylength ec-256
+~/.acme.sh/acme.sh --issue -d vm.256kb.top   --webroot /www/wwwroot/acme-challenge/ --keylength ec-256
+~/.acme.sh/acme.sh --issue -d vapi.256kb.top --webroot /www/wwwroot/acme-challenge/ --keylength ec-256
+
+# 安装到宝塔证书目录（签发后 acme.sh 会自动 deploy 到 reloadcmd）
+~/.acme.sh/acme.sh --install-cert -d h5.256kb.top --ecc \
+  --fullchain-file /www/server/panel/vhost/cert/h5.256kb.top/fullchain.pem \
+  --key-file       /www/server/panel/vhost/cert/h5.256kb.top/privkey.pem \
+  --reloadcmd "nginx -t && nginx -s reload"
+# vm / vapi 同理
+
+# acme.sh 已在 crontab 注册续期任务，可用以下命令查看
+crontab -l | grep acme
+```
+
+### 6.5 检查/排错
+
+```bash
+nginx -t                                     # 校验语法
+nginx -s reload                              # 平滑重载
+nginx -T | grep -A 20 'server_name vm'       # 看实际生效配置
+tail -f /www/wwwlogs/vapi.256kb.top.error.log
+```
 
 ## 7. App 编译与发版
 
@@ -339,6 +553,8 @@ curl -I https://h5.256kb.top/downloads/video-app.apk               # 200
 
 ## 11. 新环境从零部署速查
 
+**手动步骤**（理解流程用）：
+
 1. 装 Docker / Python3.11 / Node18+ / Flutter / nginx（或宝塔）
 2. 建 mysql8、my-redis 容器（§3 命令）
 3. `server/` 建 venv、装依赖、写 `.env`、`alembic upgrade head`、建超管（§4.3）
@@ -347,3 +563,17 @@ curl -I https://h5.256kb.top/downloads/video-app.apk               # 200
 6. App：放入 keystore + key.properties → `deploy.sh` 发版（§7）
 7. 后台「系统配置」：`app.invite_base_url`、`app.version.android/ios` 等（见 03 接口文档配置键）
 8. 跑 §10.3 验证清单
+
+**一键脚本**（推荐，已封装上面 1-6 步）：
+
+```bash
+bash /root/project/video/deploy-full.sh                # 完整执行（首次部署）
+bash /root/project/video/deploy-full.sh --skip-apk     # 已有 APK 跳过 App 编译
+bash /root/project/video/deploy-full.sh --skip-nginx   # nginx 已配好，仅重启服务
+bash /root/project/video/deploy-full.sh --skip-admin   # 跳过 admin 前端构建
+bash /root/project/video/deploy-full.sh --only-backend # 只重启后端 + 健康检查
+```
+
+`deploy-full.sh` 与 `deploy.sh` 的区别：
+- `deploy.sh`：App 发版专用（编译 APK → 部署 → 同步 DB 版本号），日常迭代用
+- `deploy-full.sh`：整栈首装/重装/迁移恢复，覆盖 Docker / 后端 / nginx / 后台前端 / 证书 / APK
diff --git a/server/alembic/versions/a7c2e5f18b04_collection_source_kind_config.py b/server/alembic/versions/a7c2e5f18b04_collection_source_kind_config.py
new file mode 100644
index 0000000..e73a71b
--- /dev/null
+++ b/server/alembic/versions/a7c2e5f18b04_collection_source_kind_config.py
@@ -0,0 +1,29 @@
+"""collection_sources 增加 kind/config（接口类采集源）
+
+Revision ID: a7c2e5f18b04
+Revises: f1b7d4a9c310
+Create Date: 2026-10-24 15:00:00.000000
+"""
+from alembic import op
+import sqlalchemy as sa
+
+revision = 'a7c2e5f18b04'
+down_revision = 'f1b7d4a9c310'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column('collection_sources', sa.Column(
+        'kind', sa.String(length=20), nullable=False, server_default='url',
+        comment='采集类型 url/aidrama91'))
+    # TEXT 在 MySQL 上不能用普通默认值：先加可空列，回填空串后再收紧
+    op.add_column('collection_sources', sa.Column('config', sa.Text(), nullable=True))
+    op.execute("UPDATE collection_sources SET config = '' WHERE config IS NULL")
+    op.alter_column('collection_sources', 'config', nullable=False,
+                    existing_type=sa.Text(), existing_nullable=True)
+
+
+def downgrade() -> None:
+    op.drop_column('collection_sources', 'config')
+    op.drop_column('collection_sources', 'kind')
diff --git a/server/alembic/versions/cd1b499eba7a_add_user_action_logs.py b/server/alembic/versions/cd1b499eba7a_add_user_action_logs.py
new file mode 100644
index 0000000..467a16d
--- /dev/null
+++ b/server/alembic/versions/cd1b499eba7a_add_user_action_logs.py
@@ -0,0 +1,36 @@
+"""add_user_action_logs
+
+Revision ID: cd1b499eba7a
+Revises: a7c2e5f18b04
+Create Date: 2026-10-25 11:03:01.792362
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import mysql
+
+revision = 'cd1b499eba7a'
+down_revision = 'a7c2e5f18b04'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table('user_action_logs',
+        sa.Column('id', mysql.BIGINT(unsigned=True), autoincrement=True, nullable=False),
+        sa.Column('user_id', mysql.BIGINT(unsigned=True), nullable=False),
+        sa.Column('action', sa.String(length=50), nullable=False, comment='route_push/player_stopall/api_error/...'),
+        sa.Column('page', sa.String(length=100), nullable=False, comment='路由路径或页面标识'),
+        sa.Column('detail', sa.String(length=1000), nullable=False, comment='行为上下文（JSON 字符串）'),
+        sa.Column('device_info', sa.String(length=200), nullable=False, comment='机型/系统/版本'),
+        sa.Column('app_version', sa.String(length=20), nullable=False, comment='1.3.26+42'),
+        sa.Column('created_at', sa.DateTime(), server_default=sa.text('now()'), nullable=False),
+        sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index('idx_action_created', 'user_action_logs', ['action', 'created_at'], unique=False)
+    op.create_index('idx_user_created', 'user_action_logs', ['user_id', 'created_at'], unique=False)
+
+
+def downgrade() -> None:
+    op.drop_index('idx_user_created', table_name='user_action_logs')
+    op.drop_index('idx_action_created', table_name='user_action_logs')
+    op.drop_table('user_action_logs')
diff --git a/server/alembic/versions/f1b7d4a9c310_add_sources_and_source_id.py b/server/alembic/versions/f1b7d4a9c310_add_sources_and_source_id.py
new file mode 100644
index 0000000..798b341
--- /dev/null
+++ b/server/alembic/versions/f1b7d4a9c310_add_sources_and_source_id.py
@@ -0,0 +1,49 @@
+"""add sources table + source_id on videos/series/collection_sources
+
+Revision ID: f1b7d4a9c310
+Revises: e7a1f3c58d02
+Create Date: 2026-10-24 10:00:00.000000
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import mysql
+
+revision = 'f1b7d4a9c310'
+down_revision = 'e7a1f3c58d02'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # 内容来源表（片商）
+    op.create_table(
+        'sources',
+        sa.Column('id', mysql.INTEGER(unsigned=True), autoincrement=True, nullable=False),
+        sa.Column('name', sa.String(length=50), nullable=False, comment='来源名称，如 麻豆'),
+        sa.Column('code', sa.String(length=50), nullable=False, server_default='', comment='英文/拼音标识'),
+        sa.Column('sort', sa.Integer(), nullable=False, server_default='0', comment='越小越靠前'),
+        sa.Column('status', mysql.TINYINT(), nullable=False, server_default='1', comment='1启用 0停用'),
+        sa.Column('created_at', sa.DateTime(), nullable=False, server_default=sa.func.current_timestamp()),
+        sa.PrimaryKeyConstraint('id'),
+        sa.UniqueConstraint('name'),
+    )
+
+    # 存量数据全部归为「麻豆」
+    op.execute("INSERT INTO sources (name, code, sort, status) VALUES ('麻豆', 'madou', 1, 1)")
+
+    for table in ('videos', 'series', 'collection_sources'):
+        op.add_column(table, sa.Column('source_id', mysql.INTEGER(unsigned=True),
+                                      nullable=False, server_default='0', comment='内容来源 id'))
+        op.execute(f"UPDATE {table} SET source_id = (SELECT id FROM sources WHERE code = 'madou')")
+
+    op.create_index('idx_video_source', 'videos', ['source_id', 'status'])
+    op.create_index('idx_series_source', 'series', ['source_id', 'status'])
+
+
+def downgrade() -> None:
+    op.drop_index('idx_series_source', table_name='series')
+    op.drop_index('idx_video_source', table_name='videos')
+    op.drop_column('collection_sources', 'source_id')
+    op.drop_column('series', 'source_id')
+    op.drop_column('videos', 'source_id')
+    op.drop_table('sources')
diff --git a/server/app/api/v1/__pycache__/videos.cpython-311.pyc b/server/app/api/v1/__pycache__/videos.cpython-311.pyc
index f74b242..1e18243 100644
Binary files a/server/app/api/v1/__pycache__/videos.cpython-311.pyc and b/server/app/api/v1/__pycache__/videos.cpython-311.pyc differ
diff --git a/server/app/api/v1/admin.py b/server/app/api/v1/admin.py
index cdbee53..40f10c8 100644
--- a/server/app/api/v1/admin.py
+++ b/server/app/api/v1/admin.py
@@ -66,11 +66,11 @@ async def list_pending_videos(page: int = Query(1, ge=1), page_size: int = Query
 
 @router.get("/videos")
 async def list_videos(keyword: str | None = Query(None), status: int | None = Query(None),
-                      author_id: int | None = Query(None),
+                      author_id: int | None = Query(None), source_id: int | None = Query(None),
                       page: int = Query(1, ge=1), page_size: int = Query(20, ge=1, le=100),
                       db: AsyncSession = Depends(get_db),
                       admin: AdminIdentity = Depends(require_super)):
-    return ok(await admin_service.list_videos(db, keyword, status, author_id, page, page_size))
+    return ok(await admin_service.list_videos(db, keyword, status, author_id, page, page_size, source_id))
 
 
 @router.post("/videos/{video_id}/review")
@@ -90,17 +90,90 @@ async def offline_video(video_id: int, req: schema.ReasonReq, request: Request,
     return ok()
 
 
+class _VideoBatchOffline(_BM):
+    video_ids: list[int] = _Field(min_length=1, max_length=500)
+    reason: str = _Field(default="管理员批量下架", max_length=200)
+
+
+# 批量路由须在 /videos/{video_id} 之前注册，否则 "batch-offline" 会被当成 video_id
+@router.post("/videos/batch-offline")
+async def batch_offline_videos(req: _VideoBatchOffline, request: Request,
+                               db: AsyncSession = Depends(get_db),
+                               redis: aioredis.Redis = Depends(get_redis),
+                               admin: AdminIdentity = Depends(require_super)):
+    """批量下架：复用单条下架逻辑（通知作者、写日志、清详情缓存），跳过非已发布"""
+    success = 0
+    skipped: list[int] = []
+    for vid in req.video_ids:
+        try:
+            await admin_service.offline_video(
+                db, redis, admin, vid, req.reason, _ip(request))
+            success += 1
+        except BizException:
+            await db.rollback()
+            skipped.append(vid)
+    return ok({"success": success, "skipped": skipped})
+
+
 class _VideoUpdateReq(_BM):
     title: str | None = _F(None, min_length=1, max_length=100)
     description: str | None = None
     cover_url: str | None = None
     video_url: str | None = None
     category_id: int | None = None
+    source_id: int | None = _F(None, ge=0)
     series_id: int | None = None
     episode_no: int | None = _F(None, ge=1)
     status: int | None = _F(None, ge=0, le=5)
 
 
+class _VideoBatchUpdate(BaseModel):
+    video_ids: list[int] = _Field(min_length=1, max_length=500)
+    source_id: int | None = _Field(None, ge=0)
+    status: int | None = _Field(None, ge=0, le=5)
+    category_id: int | None = _Field(None, ge=0)
+
+
+# 批量路由须在 /videos/{video_id} 之前注册，否则 "batch" 会被当成 video_id
+@router.put("/videos/batch")
+async def batch_update_videos(req: _VideoBatchUpdate, request: Request,
+                              db: AsyncSession = Depends(get_db),
+                              admin: AdminIdentity = Depends(require_super)):
+    """批量编辑视频属性（来源 / 状态 / 分类）"""
+    from app.models.admin import AdminLog
+    from app.models.video import Video
+    from sqlalchemy import select
+
+    if req.source_id is None and req.status is None and req.category_id is None:
+        raise BizException(errors.PARAM_ERROR, "至少要传一个要修改的字段")
+
+    rows = (await db.execute(select(Video).where(Video.id.in_(req.video_ids)))).scalars().all()
+    affected = 0
+    for v in rows:
+        changed = False
+        if req.source_id is not None and v.source_id != req.source_id:
+            v.source_id = req.source_id
+            changed = True
+        if req.status is not None and v.status != req.status:
+            v.status = req.status
+            changed = True
+        if req.category_id is not None and v.category_id != req.category_id:
+            v.category_id = req.category_id
+            changed = True
+        if changed:
+            affected += 1
+
+    db.add(AdminLog(
+        admin_id=admin.admin_id, action="video_batch_update",
+        target=f"videos:{len(req.video_ids)}",
+        detail=f"source_id={req.source_id} status={req.status} "
+               f"category_id={req.category_id} affected={affected}",
+        ip=_ip(request),
+    ))
+    await db.commit()
+    return ok({"affected": affected})
+
+
 @router.put("/videos/{video_id}")
 async def update_video(video_id: int, req: _VideoUpdateReq,
                        db: AsyncSession = Depends(get_db),
@@ -332,6 +405,64 @@ async def list_users(keyword: str | None = Query(None), status: int | None = Que
     return ok(await admin_service.list_users(db, keyword, status, page, page_size))
 
 
+@router.get("/user-action-logs")
+async def list_user_action_logs(user_id: int | None = Query(None),
+                                action: str | None = Query(None),
+                                keyword: str | None = Query(None),
+                                start: str | None = Query(None),
+                                end: str | None = Query(None),
+                                page: int = Query(1, ge=1),
+                                page_size: int = Query(50, ge=1, le=200),
+                                db: AsyncSession = Depends(get_db),
+                                admin: AdminIdentity = Depends(require_super)):
+    """用户操作日志查询（仅 super 可见）。用于排查特定用户 bug 时间线"""
+    from app.models.user_action_log import UserActionLog
+    from sqlalchemy import select, func, desc
+
+    conds = []
+    if user_id:
+        conds.append(UserActionLog.user_id == user_id)
+    if action:
+        conds.append(UserActionLog.action == action)
+    if keyword:
+        conds.append(UserActionLog.detail.like(f"%{keyword}%"))
+    if start:
+        conds.append(UserActionLog.created_at >= start)
+    if end:
+        conds.append(UserActionLog.created_at <= end + " 23:59:59")
+
+    total = (await db.execute(
+        select(func.count()).select_from(UserActionLog).where(*conds)
+    )).scalar() or 0
+
+    rows = (await db.execute(
+        select(UserActionLog)
+        .where(*conds)
+        .order_by(desc(UserActionLog.id))
+        .offset((page - 1) * page_size)
+        .limit(page_size)
+    )).scalars().all()
+
+    return ok({
+        "total": total,
+        "page": page,
+        "page_size": page_size,
+        "items": [
+            {
+                "id": r.id,
+                "user_id": r.user_id,
+                "action": r.action,
+                "page": r.page,
+                "detail": r.detail,
+                "device_info": r.device_info,
+                "app_version": r.app_version,
+                "created_at": r.created_at.strftime("%Y-%m-%d %H:%M:%S") if r.created_at else "",
+            }
+            for r in rows
+        ],
+    })
+
+
 @router.get("/users/{user_id}")
 async def get_user_detail(user_id: int, db: AsyncSession = Depends(get_db),
                           admin: AdminIdentity = Depends(require_super)):
@@ -557,18 +688,23 @@ async def delete_sensitive_word(word_id: int, request: Request, db: AsyncSession
 # ---------- 系列管理 ----------
 
 @router.get("/series")
-async def list_series(keyword: str = "", page: int = 1, page_size: int = 20,
+async def list_series(keyword: str = "", source_id: int | None = None,
+                      page: int = 1, page_size: int = 20,
                       db: AsyncSession = Depends(get_db),
                       admin: AdminIdentity = Depends(require_operator)):
     from app.models.video import Series
     from sqlalchemy import select, func
 
-    stmt = select(Series)
+    conds = []
     if keyword:
-        stmt = stmt.where(Series.title.contains(keyword))
-    total = (await db.execute(select(func.count()).select_from(Series).where(
-        Series.title.contains(keyword) if keyword else True
-    ))).scalar_one()
+        conds.append(Series.title.contains(keyword))
+    if source_id is not None:
+        conds.append(Series.source_id == source_id)
+
+    stmt = select(Series).where(*conds)
+    total = (await db.execute(
+        select(func.count()).select_from(Series).where(*conds)
+    )).scalar_one()
     rows = (await db.execute(
         stmt.order_by(Series.id.desc()).offset((page - 1) * page_size).limit(page_size)
     )).scalars().all()
@@ -576,14 +712,16 @@ async def list_series(keyword: str = "", page: int = 1, page_size: int = 20,
     # 关联采集记录（标记采集来源，供"同步更新"按钮使用）
     from app.models.video import CollectionRecord
     series_ids = [s.id for s in rows]
-    source_map: dict[int, int] = {}
+    collect_map: dict[int, int] = {}
     if series_ids:
         recs = (await db.execute(
             select(CollectionRecord.series_id, CollectionRecord.source_id).where(
                 CollectionRecord.series_id.in_(series_ids)
             )
         )).all()
-        source_map = {r.series_id: r.source_id for r in recs}
+        collect_map = {r.series_id: r.source_id for r in recs}
+
+    names = await admin_service.source_names_map(db, {s.source_id for s in rows})
 
     return ok({
         "total": total,
@@ -591,13 +729,138 @@ async def list_series(keyword: str = "", page: int = 1, page_size: int = 20,
             "id": s.id, "title": s.title, "cover_url": s.cover_url,
             "description": s.description or "",
             "category_id": s.category_id or 0,
+            "source_id": s.source_id or 0,
+            "source_name": names.get(s.source_id, ""),
+            "collect_source_id": collect_map.get(s.id),
             "total_episodes": s.total_episodes, "status": s.status,
-            "source_id": source_map.get(s.id),
             "created_at": s.created_at.strftime("%Y-%m-%d %H:%M:%S"),
         } for s in rows],
     })
 
 
+# ---------- 内容来源管理（麻豆 / 91 / ...）----------
+
+class _ContentSourceCreate(BaseModel):
+    name: str = _Field(min_length=1, max_length=50)
+    code: str = ""
+    sort: int = 0
+    status: int = _Field(1, ge=0, le=1)
+
+
+class _ContentSourceUpdate(BaseModel):
+    name: str | None = _Field(None, min_length=1, max_length=50)
+    code: str | None = None
+    sort: int | None = None
+    status: int | None = _Field(None, ge=0, le=1)
+
+
+async def _content_source_counts(db: AsyncSession, ids: list[int]) -> tuple[dict[int, int], dict[int, int]]:
+    """批量统计各来源下的视频数/系列数"""
+    from app.models.video import Series, Video
+    from sqlalchemy import func, select
+
+    if not ids:
+        return {}, {}
+    v_rows = (await db.execute(
+        select(Video.source_id, func.count(Video.id))
+        .where(Video.source_id.in_(ids)).group_by(Video.source_id)
+    )).all()
+    s_rows = (await db.execute(
+        select(Series.source_id, func.count(Series.id))
+        .where(Series.source_id.in_(ids)).group_by(Series.source_id)
+    )).all()
+    return {r[0]: r[1] for r in v_rows}, {r[0]: r[1] for r in s_rows}
+
+
+@router.get("/sources")
+async def list_content_sources(db: AsyncSession = Depends(get_db),
+                               admin: AdminIdentity = Depends(require_operator)):
+    from app.models.video import Source
+    from sqlalchemy import select
+
+    rows = (await db.execute(select(Source).order_by(Source.sort, Source.id))).scalars().all()
+    v_cnt, s_cnt = await _content_source_counts(db, [s.id for s in rows])
+    return ok({"list": [{
+        "id": s.id, "name": s.name, "code": s.code, "sort": s.sort, "status": s.status,
+        "video_count": v_cnt.get(s.id, 0), "series_count": s_cnt.get(s.id, 0),
+    } for s in rows]})
+
+
+@router.post("/sources")
+async def create_content_source(req: _ContentSourceCreate, request: Request,
+                                db: AsyncSession = Depends(get_db),
+                                admin: AdminIdentity = Depends(require_super)):
+    from app.models.admin import AdminLog
+    from app.models.video import Source
+    from sqlalchemy import select
+
+    name = req.name.strip()
+    exists = (await db.execute(select(Source.id).where(Source.name == name))).scalar_one_or_none()
+    if exists:
+        raise BizException(errors.PARAM_ERROR, "来源名称已存在")
+    s = Source(name=name, code=req.code.strip(), sort=req.sort, status=req.status)
+    db.add(s)
+    await db.flush()
+    db.add(AdminLog(admin_id=admin.admin_id, action="source_create",
+                    target=f"source:{s.id}", detail=name, ip=_ip(request)))
+    await db.commit()
+    await db.refresh(s)
+    return ok({"id": s.id, "name": s.name, "code": s.code, "sort": s.sort, "status": s.status,
+               "video_count": 0, "series_count": 0})
+
+
+@router.put("/sources/{source_id}")
+async def update_content_source(source_id: int, req: _ContentSourceUpdate, request: Request,
+                                db: AsyncSession = Depends(get_db),
+                                admin: AdminIdentity = Depends(require_super)):
+    from app.models.admin import AdminLog
+    from app.models.video import Source
+    from sqlalchemy import select
+
+    s = await db.get(Source, source_id)
+    if not s:
+        raise BizException(errors.NOT_FOUND, "来源不存在")
+    d = req.model_dump(exclude_unset=True)
+    if "name" in d:
+        d["name"] = d["name"].strip()
+        dup = (await db.execute(
+            select(Source.id).where(Source.name == d["name"], Source.id != source_id)
+        )).scalar_one_or_none()
+        if dup:
+            raise BizException(errors.PARAM_ERROR, "来源名称已存在")
+    for k, v in d.items():
+        setattr(s, k, v)
+    db.add(AdminLog(admin_id=admin.admin_id, action="source_update",
+                    target=f"source:{source_id}", detail=str(d), ip=_ip(request)))
+    await db.commit()
+    await db.refresh(s)
+    return ok({"id": s.id, "name": s.name, "code": s.code, "sort": s.sort, "status": s.status})
+
+
+@router.delete("/sources/{source_id}")
+async def delete_content_source(source_id: int, request: Request,
+                                db: AsyncSession = Depends(get_db),
+                                admin: AdminIdentity = Depends(require_super)):
+    from app.models.admin import AdminLog
+    from app.models.video import CollectionSource, Source
+    from sqlalchemy import update
+
+    s = await db.get(Source, source_id)
+    if not s:
+        raise BizException(errors.NOT_FOUND, "来源不存在")
+    v_cnt, s_cnt = await _content_source_counts(db, [source_id])
+    if v_cnt.get(source_id, 0) or s_cnt.get(source_id, 0):
+        raise BizException(errors.PARAM_ERROR, "该来源下仍有视频或系列，不能删除（可改为停用）")
+    # 采集源解除绑定
+    await db.execute(update(CollectionSource).where(CollectionSource.source_id == source_id)
+                     .values(source_id=0))
+    await db.delete(s)
+    db.add(AdminLog(admin_id=admin.admin_id, action="source_delete",
+                    target=f"source:{source_id}", detail=s.name, ip=_ip(request)))
+    await db.commit()
+    return ok()
+
+
 # ---------- 系列管理 ----------
 
 
@@ -606,6 +869,7 @@ class _SeriesCreate(BaseModel):
     cover_url: str = ""
     description: str = ""
     category_id: int = 0
+    source_id: int = 0
 
 
 class _SeriesUpdate(BaseModel):
@@ -613,6 +877,7 @@ class _SeriesUpdate(BaseModel):
     cover_url: str | None = None
     description: str | None = None
     category_id: int | None = None
+    source_id: int | None = None
     status: int | None = _Field(None, ge=0, le=1)
 
 
@@ -654,18 +919,19 @@ class _SeriesBatchUpdate(BaseModel):
     series_ids: list[int] = _Field(min_length=1, max_length=200)
     status: int | None = _Field(None, ge=0, le=1)
     category_id: int | None = _Field(None, ge=0)
+    source_id: int | None = _Field(None, ge=0)
 
 
 @router.put("/series/batch")
 async def batch_update_series(req: _SeriesBatchUpdate, request: Request,
                               db: AsyncSession = Depends(get_db),
                               admin: AdminIdentity = Depends(require_super)):
-    """批量编辑系列属性（当前支持 status / category_id）"""
+    """批量编辑系列属性（当前支持 status / category_id / source_id）"""
     from app.models.admin import AdminLog
     from app.models.video import Series
     from sqlalchemy import select
 
-    if req.status is None and req.category_id is None:
+    if req.status is None and req.category_id is None and req.source_id is None:
         raise BizException(errors.PARAM_ERROR, "至少要传一个要修改的字段")
 
     stmt = select(Series).where(Series.id.in_(req.series_ids))
@@ -679,13 +945,17 @@ async def batch_update_series(req: _SeriesBatchUpdate, request: Request,
         if req.category_id is not None and s.category_id != req.category_id:
             s.category_id = req.category_id
             changed = True
+        if req.source_id is not None and s.source_id != req.source_id:
+            s.source_id = req.source_id
+            changed = True
         if changed:
             affected += 1
 
     db.add(AdminLog(
         admin_id=admin.admin_id, action="series_batch_update",
         target=f"series:{','.join(str(i) for i in req.series_ids)}",
-        detail=f"status={req.status} category_id={req.category_id} affected={affected}",
+        detail=f"status={req.status} category_id={req.category_id} "
+               f"source_id={req.source_id} affected={affected}",
         ip=_ip(request),
     ))
     await db.commit()
@@ -698,7 +968,7 @@ async def create_series(req: _SeriesCreate, db: AsyncSession = Depends(get_db),
     from app.models.video import Series
     s = Series(
         title=req.title, cover_url=req.cover_url, description=req.description,
-        category_id=req.category_id, status=1,
+        category_id=req.category_id, source_id=req.source_id, status=1,
     )
     db.add(s)
     await db.commit()
@@ -834,19 +1104,40 @@ async def collect_sync_all(req: _CollectSyncAllReq, request: Request,
 
 class _SourceCreate(BaseModel):
     name: str = _Field(min_length=1, max_length=50)
+    kind: str = _Field("url", pattern="^(url|aidrama91|aidrama91_vlog)$")
     list_url: str = _Field(min_length=10, max_length=500)
+    source_id: int = 0
+    account: str = ""      # aidrama91：源站登录账号
+    password: str = ""     # aidrama91：源站登录密码
+    category_ids: list[int] = _Field(default_factory=lambda: [4])  # aidrama91：源站分类
+    page_size: int = _Field(20, ge=1, le=20)
 
 
 class _SourceUpdate(BaseModel):
     name: str | None = _Field(None, min_length=1, max_length=50)
     list_url: str | None = _Field(None, min_length=10, max_length=500)
+    source_id: int | None = None
     status: int | None = _Field(None, ge=0, le=1)
+    account: str | None = None
+    password: str | None = None
+    category_ids: list[int] | None = None
+    page_size: int | None = _Field(None, ge=1, le=20)
 
 
 def _source_dict(s) -> dict:
+    import json as _json
+
+    try:
+        cfg = _json.loads(s.config or "{}")
+    except Exception:
+        cfg = {}
     return {
-        "id": s.id, "name": s.name, "list_url": s.list_url,
-        "category_id": s.category_id, "status": s.status,
+        "id": s.id, "name": s.name, "kind": s.kind or "url", "list_url": s.list_url,
+        "category_id": s.category_id, "source_id": s.source_id or 0, "status": s.status,
+        "account": cfg.get("account", ""),
+        "category_ids": cfg.get("category_ids") or [],
+        "page_size": cfg.get("page_size") or 20,
+        "has_token": bool(cfg.get("token")),
         "last_sync_at": s.last_sync_at.strftime("%Y-%m-%d %H:%M:%S") if s.last_sync_at else "",
         "created_at": s.created_at.strftime("%Y-%m-%d %H:%M:%S"),
     }
@@ -881,18 +1172,34 @@ async def list_sources(db: AsyncSession = Depends(get_db),
 async def create_source(req: _SourceCreate, request: Request, db: AsyncSession = Depends(get_db),
                         admin: AdminIdentity = Depends(require_operator)):
     """添加采集源：自动按名称建/找分类"""
+    import json as _json
+
     from app.models.admin import AdminLog
     from app.models.video import CollectionSource
+    from app.services import aidrama91_service
 
-    if "{{page}}" not in req.list_url:
+    if req.kind == "url" and "{{page}}" not in req.list_url:
         raise BizException(errors.PARAM_ERROR, "URL 需包含 {{page}} 页码占位符")
+    if req.kind in ("aidrama91", "aidrama91_vlog") and not (req.account and req.password):
+        raise BizException(errors.PARAM_ERROR, "91 源需填写源站账号和密码")
 
     cid = await _resolve_category(db, req.name.strip())
-    s = CollectionSource(name=req.name.strip(), list_url=req.list_url.strip(), category_id=cid)
+    cfg = {}
+    if req.kind in ("aidrama91", "aidrama91_vlog"):
+        cfg = {"account": req.account, "password": req.password,
+               "category_ids": req.category_ids or [4], "page_size": req.page_size}
+    s = CollectionSource(name=req.name.strip(), kind=req.kind, list_url=req.list_url.strip(),
+                         config=_json.dumps(cfg, ensure_ascii=False),
+                         category_id=cid, source_id=req.source_id)
+    if req.kind in ("aidrama91", "aidrama91_vlog"):
+        s.source_id = await aidrama91_service.refresh_source_id(db, s)
+        if req.kind == "aidrama91_vlog":
+            s.category_id = await aidrama91_service.ensure_local_category(
+                db, aidrama91_service.VLOG_CATEGORY_NAME)
     db.add(s)
     await db.flush()
     db.add(AdminLog(admin_id=admin.admin_id, action="collection_source_create",
-                    target=f"source:{s.id}", detail=f"{s.name} {s.list_url}", ip=_ip(request)))
+                    target=f"source:{s.id}", detail=f"{s.name} {s.kind} {s.list_url}", ip=_ip(request)))
     await db.commit()
     await db.refresh(s)
     return ok(_source_dict(s))
@@ -901,17 +1208,28 @@ async def create_source(req: _SourceCreate, request: Request, db: AsyncSession =
 @router.put("/collection/sources/{source_id}")
 async def update_source(source_id: int, req: _SourceUpdate, db: AsyncSession = Depends(get_db),
                         admin: AdminIdentity = Depends(require_operator)):
+    import json as _json
+
     from app.models.video import CollectionSource
 
     s = await db.get(CollectionSource, source_id)
     if not s:
         raise BizException(errors.NOT_FOUND, "采集源不存在")
     d = req.model_dump(exclude_unset=True)
-    if "list_url" in d and "{{page}}" not in d["list_url"]:
+    if "list_url" in d and (s.kind or "url") == "url" and "{{page}}" not in d["list_url"]:
         raise BizException(errors.PARAM_ERROR, "URL 需包含 {{page}} 页码占位符")
     if "name" in d:
         d["category_id"] = await _resolve_category(db, d["name"].strip())
         d["name"] = d["name"].strip()
+
+    # 接口类源的账号/密码/分类等写入 config
+    cfg_keys = ("account", "password", "category_ids", "page_size")
+    cfg = _json.loads(s.config or "{}")
+    for k in cfg_keys:
+        if k in d:
+            cfg[k] = d.pop(k)
+    s.config = _json.dumps(cfg, ensure_ascii=False)
+
     for k, v in d.items():
         setattr(s, k, v)
     await db.commit()
@@ -991,23 +1309,42 @@ async def batch_create_sources(req: _SourceBatchReq, request: Request, db: Async
 
 
 _sync_running_sources: set[int] = set()
+_sync_cancelled_sources: set[int] = set()
 
 
 async def _run_source_sync(source_id: int, max_pages: int) -> None:
     from app.database import SessionFactory
     from app.models.video import CollectionSource
-    from app.services import collection_service
+    from app.services import aidrama91_service, collection_service
 
     try:
         async with SessionFactory() as s:
             source = await s.get(CollectionSource, source_id)
             if source:
-                stat = await collection_service.sync_source(s, source, max_pages=max_pages)
-                logger.info("采集源 %s 同步完成: %s", source_id, stat)
+                # 传入 should_cancel 回调，循环里每页/每条检查一次
+                def _cancelled() -> bool:
+                    return source_id in _sync_cancelled_sources
+
+                if source.kind == aidrama91_service.KIND:
+                    await aidrama91_service.refresh_source_id(s, source)
+                    stat = await aidrama91_service.sync_source(
+                        s, source, max_pages=max_pages, should_cancel=_cancelled)
+                elif source.kind == aidrama91_service.VLOG_KIND:
+                    await aidrama91_service.refresh_source_id(s, source)
+                    stat = await aidrama91_service.sync_vlog_source(
+                        s, source, max_pages=max_pages, should_cancel=_cancelled)
+                else:
+                    stat = await collection_service.sync_source(
+                        s, source, max_pages=max_pages, should_cancel=_cancelled)
+                if source_id in _sync_cancelled_sources:
+                    logger.info("采集源 %s 同步被取消: %s", source_id, stat)
+                else:
+                    logger.info("采集源 %s 同步完成: %s", source_id, stat)
     except Exception:
         logger.exception("采集源 %s 同步失败", source_id)
     finally:
         _sync_running_sources.discard(source_id)
+        _sync_cancelled_sources.discard(source_id)
 
 
 class _SourceSyncReq(BaseModel):
@@ -1063,6 +1400,22 @@ async def sync_all_sources(request: Request, db: AsyncSession = Depends(get_db),
     return ok({"started": started, "skipped_running": [i for i in ids if i not in started]})
 
 
+@router.post("/collection/sources/{source_id}/sync/cancel")
+async def cancel_source_sync(source_id: int, request: Request,
+                             db: AsyncSession = Depends(get_db),
+                             admin: AdminIdentity = Depends(require_operator)):
+    """请求取消某个采集源的后台同步：仅打个标记，正在执行的任务在下个分页边界自然退出"""
+    from app.models.admin import AdminLog
+
+    if source_id not in _sync_running_sources:
+        raise BizException(errors.NOT_FOUND, "该采集源当前没有正在运行的同步任务")
+    _sync_cancelled_sources.add(source_id)
+    db.add(AdminLog(admin_id=admin.admin_id, action="collection_source_sync_cancel",
+                    target=f"source:{source_id}", detail="", ip=_ip(request)))
+    await db.commit()
+    return ok({"cancel_requested": True, "source_id": source_id})
+
+
 # ---------- 分类管理 ----------
 
 from pydantic import BaseModel as _BM
diff --git a/server/app/api/v1/logs.py b/server/app/api/v1/logs.py
new file mode 100644
index 0000000..b45e60c
--- /dev/null
+++ b/server/app/api/v1/logs.py
@@ -0,0 +1,74 @@
+"""用户操作日志上报：仅特定账号（如 256kb@gmail.com）开启，用于排查 bug"""
+import logging
+
+from fastapi import APIRouter, Depends, Request
+from pydantic import BaseModel, Field
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.database import get_db
+from app.deps import Identity, require_user
+from app.core import errors
+from app.core.response import BizException, ok
+from app.models.user import User
+from app.models.user_action_log import UserActionLog
+
+logger = logging.getLogger(__name__)
+router = APIRouter()
+
+# 仅这些邮箱的用户允许上报操作日志（白名单，避免给所有用户上传）
+ALLOWED_EMAILS = {"256kb@gmail.com"}
+
+# 单条 detail 最大长度（防御性截断）
+MAX_DETAIL_LEN = 800
+# 单次批量最大条数
+MAX_BATCH = 100
+
+
+class ActionLogItem(BaseModel):
+    action: str = Field(..., max_length=50)
+    page: str = Field("", max_length=100)
+    detail: str = Field("", max_length=MAX_DETAIL_LEN)
+    device_info: str = Field("", max_length=200)
+    app_version: str = Field("", max_length=20)
+    # 客户端本地时间戳（毫秒），用于在服务端时钟漂移时仍能排序
+    client_ts: int = 0
+
+
+class ActionLogBatch(BaseModel):
+    items: list[ActionLogItem] = Field(..., max_length=MAX_BATCH)
+
+
+@router.post("/logs/action")
+async def report_action_log(
+    body: ActionLogBatch,
+    request: Request,
+    db: AsyncSession = Depends(get_db),
+    identity: Identity = Depends(require_user),
+):
+    """接收 App 上报的用户操作日志。仅白名单邮箱可上报，其他账号返回 403 不上报"""
+    user = (await db.execute(
+        select(User).where(User.id == identity.user_id)
+    )).scalar_one_or_none()
+    if not user or user.email not in ALLOWED_EMAILS:
+        # 静默拒绝：不报错，不写入，避免在普通用户端暴露此通道存在
+        raise BizException(errors.FORBIDDEN, "forbidden")
+
+    rows = [
+        UserActionLog(
+            user_id=user.id,
+            action=item.action[:50],
+            page=item.page[:100],
+            detail=item.detail[:MAX_DETAIL_LEN],
+            device_info=item.device_info[:200],
+            app_version=item.app_version[:20],
+        )
+        for item in body.items
+    ]
+    db.add_all(rows)
+    await db.commit()
+    logger.info(
+        "user_action_log user=%s count=%s ip=%s",
+        user.id, len(rows), request.client.host if request.client else "-",
+    )
+    return ok({"received": len(rows)})
diff --git a/server/app/api/v1/media.py b/server/app/api/v1/media.py
index f538ccd..1895ea6 100644
--- a/server/app/api/v1/media.py
+++ b/server/app/api/v1/media.py
@@ -1,14 +1,25 @@
-"""媒体代理：m3u8 播放列表转发（源站 playlist 内 TS 链接带时效签名，每次回源拉取新鲜版本）"""
+"""媒体代理
+
+- /m3u8/proxy   ：源站路径转发（playlist 内 TS 链接带时效签名，每次回源拉新鲜版本）
+- /m3u8/aidrama ：91 短剧单集播放列表（上游 m3u8 地址 4 小时过期，播放时现取）
+- /img/aidrama  ：91 封面图解密代理（CDN 返回 AES 加密图片字节，代理解密后输出）
+"""
+import logging
 import re
 
 import httpx
-from fastapi import APIRouter, Query, Response
+from fastapi import APIRouter, Depends, Query, Response
+from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.core.errors import NOT_FOUND, PARAM_ERROR
 from app.core.response import BizException
+from app.database import get_db
 from app.services.collection_service import HEADERS, UPSTREAM
 
+logger = logging.getLogger(__name__)
+
 router = APIRouter(prefix="/m3u8", tags=["媒体"])
+img_router = APIRouter(prefix="/img", tags=["媒体"])
 
 # 只允许相对资源路径，防 SSRF
 _PATH_RE = re.compile(r"^[A-Za-z0-9][A-Za-z0-9/._-]*$")
@@ -32,3 +43,96 @@ async def m3u8_proxy(path: str = Query(min_length=1, max_length=300)):
         media_type="application/vnd.apple.mpegurl",
         headers={"Cache-Control": "no-cache", "Access-Control-Allow-Origin": "*"},
     )
+
+
+@router.get("/aidrama")
+async def aidrama_playlist(
+    d: int = Query(gt=0, description="源站短剧 id"),
+    e: int = Query(gt=0, description="源站集 id"),
+    n: int | None = Query(None, ge=1, description="集号（用于定位分页）"),
+    db: AsyncSession = Depends(get_db),
+):
+    """91 短剧播放列表：上游每次播放重新签发 TS 地址，避免存下来的签名过期"""
+    from app.services import aidrama91_service
+
+    try:
+        source = await aidrama91_service.get_collection_source(db)
+        text = await aidrama91_service.fetch_playlist(source, d, e, n)
+    except Exception:
+        logger.exception("91 播放列表获取失败 drama=%s ep=%s", d, e)
+        raise BizException(NOT_FOUND, "播放列表获取失败")
+
+    return Response(
+        content=text,
+        media_type="application/vnd.apple.mpegurl",
+        headers={"Cache-Control": "no-cache", "Access-Control-Allow-Origin": "*"},
+    )
+
+
+@router.get("/vlog")
+async def vlog_playlist(
+    vid: int = Query(gt=0, description="源站短视频 id"),
+    db: AsyncSession = Depends(get_db),
+):
+    """91 短视频播放列表：playUrl 带时效签名，播放时现取"""
+    from app.services import aidrama91_service
+
+    try:
+        source = await aidrama91_service.get_vlog_source(db)
+        text = await aidrama91_service.fetch_vlog_playlist(source, vid)
+    except Exception:
+        logger.exception("91 vlog 播放列表获取失败 vid=%s", vid)
+        raise BizException(NOT_FOUND, "播放列表获取失败")
+
+    return Response(
+        content=text,
+        media_type="application/vnd.apple.mpegurl",
+        headers={"Cache-Control": "no-cache", "Access-Control-Allow-Origin": "*"},
+    )
+
+
+@img_router.get("/aidrama", include_in_schema=False)
+async def aidrama_image(u: str = Query(min_length=10, max_length=600)):
+    """91 封面解密代理：CDN 图为 AES-128-CBC 加密字节，解密后输出真实图片"""
+    from urllib.parse import urlparse
+
+    from app.services import aidrama91_service
+
+    parsed = urlparse(u)
+    if parsed.scheme not in ("http", "https") or not parsed.hostname:
+        raise BizException(PARAM_ERROR, "非法图片地址")
+    host = parsed.hostname.lower()
+    if not (host == aidrama91_service.IMG_HOST_SUFFIX.lstrip(".")
+            or host.endswith(aidrama91_service.IMG_HOST_SUFFIX)):
+        raise BizException(PARAM_ERROR, "图片域名不在白名单")
+
+    async with httpx.AsyncClient(follow_redirects=True) as client:
+        resp = await client.get(u, headers={
+            "User-Agent": "Mozilla/5.0 (Linux; Android 10; SM-G973F) AppleWebKit/537.36 "
+                          "(KHTML, like Gecko) Chrome/120.0.0.0 Mobile Safari/537.36",
+        }, timeout=20)
+    if resp.status_code != 200 or not resp.content:
+        raise BizException(NOT_FOUND, "图片获取失败")
+
+    try:
+        data = aidrama91_service.decrypt_image(resp.content)
+    except Exception:
+        logger.exception("91 封面解密失败 url=%s", u[:120])
+        raise BizException(NOT_FOUND, "图片解密失败")
+
+    # 识别真实格式（密文无 padding，尾部可能有 1 字节冗余，浏览器可正常渲染）
+    if data[:3] == b"\xff\xd8\xff":
+        mime = "image/jpeg"
+    elif data[:8] == b"\x89PNG\r\n\x1a\n":
+        mime = "image/png"
+    elif data[:6] in (b"GIF87a", b"GIF89a"):
+        mime = "image/gif"
+    else:
+        raise BizException(NOT_FOUND, "图片解密异常")
+
+    return Response(
+        content=data,
+        media_type=mime,
+        headers={"Cache-Control": "public, max-age=86400",
+                 "Access-Control-Allow-Origin": "*"},
+    )
diff --git a/server/app/api/v1/system.py b/server/app/api/v1/system.py
new file mode 100644
index 0000000..b734aec
--- /dev/null
+++ b/server/app/api/v1/system.py
@@ -0,0 +1,295 @@
+"""系统维护：数据库备份 / 恢复（仅 super 角色）
+
+实现要点：
+- 备份：mysqldump 全库导出 → gzip 压缩 → 存到 runtime/backups/
+- 恢复：上传 .sql.gz → gunzip → mysql 导入。**高危操作**，调用前需前端二次确认
+- 所有文件操作限定在 backups/ 目录内，文件名做白名单校验防路径穿越
+- 下载/恢复端点均验证 admin 身份，避免泄露数据库内容
+"""
+import asyncio
+import gzip
+import logging
+import re
+import shutil
+from datetime import datetime
+from pathlib import Path
+from urllib.parse import urlparse
+
+from fastapi import APIRouter, Depends, UploadFile, File
+from fastapi.responses import FileResponse
+
+from app.config import get_settings
+from app.core import errors
+from app.core.response import ok, BizException
+from app.deps import AdminIdentity, require_roles
+
+router = APIRouter(prefix="/admin/system", tags=["管理后台-系统"])
+logger = logging.getLogger(__name__)
+
+require_super = require_roles()
+
+# 备份目录（项目 runtime/backups/，与 uploads/videos 平级）
+BACKUP_DIR = Path("/root/project/video/runtime/backups")
+BACKUP_DIR.mkdir(parents=True, exist_ok=True)
+
+# 备份文件名白名单：video_backup_YYYYMMDD_HHMMSS.sql.gz
+_FILENAME_RE = re.compile(r"^video_backup_\d{8}_\d{6}\.sql\.gz$")
+
+
+def _parse_db_url() -> dict:
+    """从 settings.database_url 解析 mysqldump 需要的连接参数"""
+    url = get_settings().database_url
+    # mysql+aiomysql://user:pass@host:port/dbname?charset=utf8mb4
+    p = urlparse(url)
+    return {
+        "host": p.hostname or "127.0.0.1",
+        "port": p.port or 3306,
+        "user": p.username or "root",
+        "password": p.password or "",
+        "database": p.path.lstrip("/").split("?")[0],
+    }
+
+
+def _validate_filename(filename: str) -> Path:
+    """校验文件名合法性，返回完整路径。任何非白名单字符直接拒绝"""
+    if not _FILENAME_RE.match(filename):
+        raise BizException(errors.INVALID_PARAMS, "非法的备份文件名")
+    path = BACKUP_DIR / filename
+    # resolve 后必须仍在 backups 目录内（防符号链接逃逸）
+    if not str(path.resolve()).startswith(str(BACKUP_DIR.resolve())):
+        raise BizException(errors.INVALID_PARAMS, "非法的备份文件路径")
+    return path
+
+
+@router.get("/backups")
+async def list_backups(admin: AdminIdentity = Depends(require_super)):
+    """列出所有备份文件（按修改时间倒序）"""
+    items = []
+    for f in BACKUP_DIR.glob("video_backup_*.sql.gz"):
+        if not _FILENAME_RE.match(f.name):
+            continue
+        stat = f.stat()
+        items.append({
+            "filename": f.name,
+            "size": stat.st_size,
+            "created_at": datetime.fromtimestamp(stat.st_mtime).strftime("%Y-%m-%d %H:%M:%S"),
+        })
+    items.sort(key=lambda x: x["filename"], reverse=True)
+    return ok({"items": items, "total": len(items)})
+
+
+@router.post("/backup")
+async def create_backup(admin: AdminIdentity = Depends(require_super)):
+    """触发一次备份：mysqldump → gzip。同步等待完成（一般几秒到几十秒）"""
+    db = _parse_db_url()
+    ts = datetime.now().strftime("%Y%m%d_%H%M%S")
+    filename = f"video_backup_{ts}.sql.gz"
+    target = BACKUP_DIR / filename
+
+    # mysqldump 通过 stdin 传密码避免命令行泄露（MYSQL_PWD 环境变量也可，但子进程隔离更稳）
+    cmd = [
+        "mysqldump",
+        f"--host={db['host']}",
+        f"--port={db['port']}",
+        f"--user={db['user']}",
+        "--single-transaction",   # InnoDB 一致性快照，不锁表
+        "--quick",                # 大表逐行读取，避免内存撑爆
+        "--default-character-set=utf8mb4",
+        "--routines", "--triggers",
+        db["database"],
+    ]
+
+    try:
+        proc_dump = await asyncio.create_subprocess_exec(
+            *cmd,
+            stdout=asyncio.subprocess.PIPE,
+            stderr=asyncio.subprocess.PIPE,
+            env={"MYSQL_PWD": db["password"], "PATH": "/usr/bin:/bin"},
+        )
+        # 用 gzip 流式压缩写入
+        with open(target, "wb") as fout:
+            with gzip.GzipFile(fileobj=fout, mode="wb", compresslevel=6) as gz:
+                while True:
+                    chunk = await proc_dump.stdout.read(1 << 20)  # 1MB
+                    if not chunk:
+                        break
+                    gz.write(chunk)
+        stderr = await proc_dump.stderr.read()
+        await proc_dump.wait()
+
+        if proc_dump.returncode != 0:
+            target.unlink(missing_ok=True)
+            err_msg = stderr.decode("utf-8", errors="ignore")[:500]
+            logger.error(f"mysqldump failed: {err_msg}")
+            raise BizException(errors.SERVER_ERROR, f"备份失败：{err_msg}")
+
+        size = target.stat().st_size
+        if size < 100:  # 异常小文件视为失败
+            target.unlink(missing_ok=True)
+            raise BizException(errors.SERVER_ERROR, "备份文件异常（过小）")
+
+        logger.info(f"DB backup created: {filename} ({size} bytes) by admin#{admin.admin_id}")
+        return ok({"filename": filename, "size": size})
+    except BizException:
+        raise
+    except Exception as e:
+        target.unlink(missing_ok=True)
+        logger.exception("backup failed")
+        raise BizException(errors.SERVER_ERROR, f"备份异常：{e}")
+
+
+@router.get("/backups/{filename}/download")
+async def download_backup(filename: str, admin: AdminIdentity = Depends(require_super)):
+    """下载备份文件"""
+    path = _validate_filename(filename)
+    if not path.exists():
+        raise BizException(errors.NOT_FOUND, "备份文件不存在")
+    return FileResponse(
+        path,
+        media_type="application/gzip",
+        filename=filename,
+    )
+
+
+@router.delete("/backups/{filename}")
+async def delete_backup(filename: str, admin: AdminIdentity = Depends(require_super)):
+    """删除指定备份"""
+    path = _validate_filename(filename)
+    if not path.exists():
+        raise BizException(errors.NOT_FOUND, "备份文件不存在")
+    path.unlink()
+    logger.info(f"DB backup deleted: {filename} by admin#{admin.admin_id}")
+    return ok()
+
+
+@router.post("/restore")
+async def restore_backup(
+    file: UploadFile = File(...),
+    admin: AdminIdentity = Depends(require_super),
+):
+    """上传 .sql.gz 并导入数据库（覆盖现有数据，高危操作）。
+
+    流程：
+    1. 接收上传文件，暂存到 backups/_restore_tmp.sql.gz
+    2. gunzip 解压 + mysql 导入（事务由 dump 内的 SET 语句保证）
+    3. 无论成败清理临时文件
+    """
+    if not file.filename or not file.filename.endswith(".sql.gz"):
+        raise BizException(errors.INVALID_PARAMS, "仅支持 .sql.gz 格式")
+
+    db = _parse_db_url()
+    tmp_path = BACKUP_DIR / "_restore_tmp.sql.gz"
+
+    try:
+        # 限制 500MB
+        size = 0
+        with open(tmp_path, "wb") as f:
+            while True:
+                chunk = await file.read(1 << 20)
+                if not chunk:
+                    break
+                size += len(chunk)
+                if size > 500 * 1024 * 1024:
+                    raise BizException(errors.INVALID_PARAMS, "备份文件过大（>500MB）")
+                f.write(chunk)
+
+        # 解压 + 导入（用 zcat 管道到 mysql，避免中间落地大 SQL 文件）
+        # gunzip -c file.sql.gz | mysql -h.. -u.. dbname
+        zcat_cmd = ["gunzip", "-c", str(tmp_path)]
+        mysql_cmd = [
+            "mysql",
+            f"--host={db['host']}",
+            f"--port={db['port']}",
+            f"--user={db['user']}",
+            "--default-character-set=utf8mb4",
+            db["database"],
+        ]
+
+        proc_zcat = await asyncio.create_subprocess_exec(
+            *zcat_cmd,
+            stdout=asyncio.subprocess.PIPE,
+            stderr=asyncio.subprocess.PIPE,
+        )
+        proc_mysql = await asyncio.create_subprocess_exec(
+            *mysql_cmd,
+            stdin=proc_zcat.stdout,
+            stdout=asyncio.subprocess.PIPE,
+            stderr=asyncio.subprocess.PIPE,
+            env={"MYSQL_PWD": db["password"], "PATH": "/usr/bin:/bin"},
+        )
+        # zcat.stdout 已被 mysql 消费，避免 zcat 因管道堵塞而无法退出
+        if proc_zcat.stdout is not None:
+            proc_zcat.stdout = None  # 让 asyncio 不要等待它
+        _, zcat_err = await proc_zcat.wait(), b""
+        mysql_out, mysql_err = await proc_mysql.communicate()
+
+        if proc_mysql.returncode != 0:
+            err_msg = mysql_err.decode("utf-8", errors="ignore")[:500]
+            logger.error(f"mysql restore failed: {err_msg}")
+            raise BizException(errors.SERVER_ERROR, f"恢复失败：{err_msg}")
+
+        logger.warning(
+            f"DB restored from upload ({file.filename}, {size} bytes) by admin#{admin.admin_id}"
+        )
+        return ok({"restored": True, "size": size})
+    except BizException:
+        raise
+    except Exception as e:
+        logger.exception("restore failed")
+        raise BizException(errors.SERVER_ERROR, f"恢复异常：{e}")
+    finally:
+        tmp_path.unlink(missing_ok=True)
+
+
+@router.post("/backups/{filename}/restore")
+async def restore_from_existing(
+    filename: str,
+    admin: AdminIdentity = Depends(require_super),
+):
+    """从服务器已有备份恢复（等价于先下载再上传恢复，但省去传输）"""
+    path = _validate_filename(filename)
+    if not path.exists():
+        raise BizException(errors.NOT_FOUND, "备份文件不存在")
+
+    db = _parse_db_url()
+
+    try:
+        zcat_cmd = ["gunzip", "-c", str(path)]
+        mysql_cmd = [
+            "mysql",
+            f"--host={db['host']}",
+            f"--port={db['port']}",
+            f"--user={db['user']}",
+            "--default-character-set=utf8mb4",
+            db["database"],
+        ]
+
+        proc_zcat = await asyncio.create_subprocess_exec(
+            *zcat_cmd,
+            stdout=asyncio.subprocess.PIPE,
+            stderr=asyncio.subprocess.PIPE,
+        )
+        proc_mysql = await asyncio.create_subprocess_exec(
+            *mysql_cmd,
+            stdin=proc_zcat.stdout,
+            stdout=asyncio.subprocess.PIPE,
+            stderr=asyncio.subprocess.PIPE,
+            env={"MYSQL_PWD": db["password"], "PATH": "/usr/bin:/bin"},
+        )
+        if proc_zcat.stdout is not None:
+            proc_zcat.stdout = None
+        await proc_zcat.wait()
+        _, mysql_err = await proc_mysql.communicate()
+
+        if proc_mysql.returncode != 0:
+            err_msg = mysql_err.decode("utf-8", errors="ignore")[:500]
+            logger.error(f"mysql restore failed: {err_msg}")
+            raise BizException(errors.SERVER_ERROR, f"恢复失败：{err_msg}")
+
+        logger.warning(f"DB restored from {filename} by admin#{admin.admin_id}")
+        return ok({"restored": True, "filename": filename})
+    except BizException:
+        raise
+    except Exception as e:
+        logger.exception("restore from existing failed")
+        raise BizException(errors.SERVER_ERROR, f"恢复异常：{e}")
diff --git a/server/app/api/v1/videos.py b/server/app/api/v1/videos.py
index 1ca1349..b6395d8 100644
--- a/server/app/api/v1/videos.py
+++ b/server/app/api/v1/videos.py
@@ -24,11 +24,13 @@ UPLOAD_RATE_LIMIT = 5
 # 注意：/videos/feed、/videos/categories、/videos/search、/videos/upload/* 须先于 /videos/{video_id} 注册
 @router.get("/feed")
 async def get_feed(cursor: str | None = Query(None), limit: int = Query(10, ge=1, le=20),
-                   category_id: int | None = Query(None),
+                   category_id: int | None = Query(None), source_id: int | None = Query(None),
                    type: str = Query("recommend", pattern="^(recommend|latest|hot|liked|viewed)$"),
+                   group: str | None = Query(None, pattern="^(series)$"),
                    db: AsyncSession = Depends(get_db), redis: aioredis.Redis = Depends(get_redis),
                    identity: Identity = Depends(get_identity)):
-    return ok(await video_service.get_feed(db, redis, identity, type, cursor, limit, category_id))
+    return ok(await video_service.get_feed(
+        db, redis, identity, type, cursor, limit, category_id, source_id, group))
 
 
 @router.get("/categories")
@@ -36,6 +38,12 @@ async def get_categories(db: AsyncSession = Depends(get_db)):
     return ok(await video_service.list_categories(db))
 
 
+@router.get("/sources")
+async def get_sources(db: AsyncSession = Depends(get_db)):
+    """内容来源列表（麻豆/91...），供 App 分类页筛选"""
+    return ok(await video_service.list_sources(db))
+
+
 @router.get("/search")
 async def search_videos(request: Request, keyword: str = Query(min_length=1, max_length=30),
                         sort: str = Query("hot", pattern="^(hot|latest)$"),
@@ -103,6 +111,38 @@ async def delete_video(video_id: int, db: AsyncSession = Depends(get_db),
     return ok()
 
 
+# 站点管理员（按注册邮箱判定）：可在 App 长按弹窗里下架任意视频
+SITE_ADMIN_EMAIL = "256kb@gmail.com"
+
+
+@router.post("/{video_id}/offline")
+async def offline_video_app(
+    video_id: int,
+    reason: str = Form(default="管理员长按下架"),
+    db: AsyncSession = Depends(get_db),
+    redis: aioredis.Redis = Depends(get_redis),
+    identity: Identity = Depends(require_user),
+):
+    """App 端长按下架（仅限指定管理员邮箱）；与后台 /admin/videos/{id}/offline 复用同一业务"""
+    from sqlalchemy import select
+
+    from app.core import errors
+    from app.core.response import BizException
+    from app.deps import AdminIdentity
+    from app.models.user import User
+    from app.services import admin_service
+
+    user = (await db.execute(
+        select(User).where(User.id == identity.user_id)
+    )).scalars().first()
+    if user is None or (user.email or "").lower() != SITE_ADMIN_EMAIL:
+        raise BizException(errors.FORBIDDEN, "无权限")
+
+    admin = AdminIdentity(admin_id=user.id, role="super")
+    await admin_service.offline_video(db, redis, admin, video_id, reason, ip="app")
+    return ok()
+
+
 @router.post("/{video_id}/watch")
 async def report_watch(video_id: int, req: WatchReq, db: AsyncSession = Depends(get_db),
                        redis: aioredis.Redis = Depends(get_redis),
@@ -141,6 +181,7 @@ async def get_series(series_id: int, db: AsyncSession = Depends(get_db)):
             "title": series.title,
             "cover_url": series.cover_url,
             "description": series.description,
+            "source_id": series.source_id or 0,
             "total_episodes": len(eps),
         },
         "episodes": [
@@ -181,6 +222,15 @@ async def get_video_series(video_id: int, db: AsyncSession = Depends(get_db)):
     prev_ep = all_eps[current_idx - 1] if current_idx > 0 else None
     next_ep = all_eps[current_idx + 1] if 0 <= current_idx < len(all_eps) - 1 else None
 
+    # 系列所属来源名称
+    from app.models.video import Source
+
+    source_name = ""
+    if series.source_id:
+        source_name = (await db.execute(
+            select(Source.name).where(Source.id == series.source_id)
+        )).scalar_one_or_none() or ""
+
     return ok({
         "has_series": True,
         "current_episode_no": video.episode_no,
@@ -188,6 +238,8 @@ async def get_video_series(video_id: int, db: AsyncSession = Depends(get_db)):
             "id": series.id,
             "title": series.title,
             "cover_url": series.cover_url,
+            "source_id": series.source_id or 0,
+            "source_name": source_name,
             "total_episodes": len(all_eps),
         },
         "episodes": [
diff --git a/server/app/main.py b/server/app/main.py
index dbcf68a..bdb640e 100644
--- a/server/app/main.py
+++ b/server/app/main.py
@@ -69,9 +69,10 @@ from app.config import BASE_DIR
 app.mount("/static", StaticFiles(directory=BASE_DIR / "uploads"), name="static")
 
 # 业务路由（按模块逐步注册）
-from app.api.v1 import admin, auth, common, incentives, interactions, invite, media, membership, payments, users, videos
+from app.api.v1 import admin, auth, common, incentives, interactions, invite, logs, media, membership, payments, users, videos, system
 
 app.include_router(media.router, prefix="/api/v1")
+app.include_router(media.img_router, prefix="/api/v1")
 app.include_router(auth.router, prefix="/api/v1")
 app.include_router(users.router, prefix="/api/v1")
 app.include_router(videos.router, prefix="/api/v1")
@@ -86,6 +87,8 @@ app.include_router(incentives.router_referral, prefix="/api/v1")
 app.include_router(incentives.router_assets, prefix="/api/v1")
 app.include_router(common.router, prefix="/api/v1")
 app.include_router(admin.router, prefix="/api/v1")
+app.include_router(system.router, prefix="/api/v1")
+app.include_router(logs.router, prefix="/api/v1")
 app.include_router(invite.router, prefix="/api/v1")
 # 推广落地页（根路径 /r/{code}，对应 referral/me 返回的 invite_url）
 app.include_router(invite.router_page)
diff --git a/server/app/models/__init__.py b/server/app/models/__init__.py
index bb5c0c0..41c0f62 100644
--- a/server/app/models/__init__.py
+++ b/server/app/models/__init__.py
@@ -12,11 +12,12 @@ from app.models.incentive import (
 )
 from app.models.interaction import Comment, Favorite, Like
 from app.models.user import MembershipOrder, User, UserMembership, UserWallet
+from app.models.user_action_log import UserActionLog
 from app.models.video import Category, Tag, TranscodeTask, Video, VideoTag
 
 __all__ = [
     "Base",
-    "User", "UserWallet", "UserMembership", "MembershipOrder",
+    "User", "UserWallet", "UserMembership", "MembershipOrder", "UserActionLog",
     "Video", "Category", "Tag", "VideoTag", "TranscodeTask",
     "Comment", "Like", "Favorite",
     "WatchRecord", "PointTransaction", "RechargeOrder", "RechargePackage",
diff --git a/server/app/models/__pycache__/__init__.cpython-311.pyc b/server/app/models/__pycache__/__init__.cpython-311.pyc
index 08ec1cd..41c6817 100644
Binary files a/server/app/models/__pycache__/__init__.cpython-311.pyc and b/server/app/models/__pycache__/__init__.cpython-311.pyc differ
diff --git a/server/app/models/__pycache__/video.cpython-311.pyc b/server/app/models/__pycache__/video.cpython-311.pyc
index 151cb7f..1abbb7a 100644
Binary files a/server/app/models/__pycache__/video.cpython-311.pyc and b/server/app/models/__pycache__/video.cpython-311.pyc differ
diff --git a/server/app/models/user_action_log.py b/server/app/models/user_action_log.py
new file mode 100644
index 0000000..4c18dfb
--- /dev/null
+++ b/server/app/models/user_action_log.py
@@ -0,0 +1,26 @@
+"""用户操作日志：用于排查 bug 时还原用户行为时间线（仅特定账号开启上报）"""
+from datetime import datetime
+
+from sqlalchemy import DateTime, Index, String, func
+from sqlalchemy.dialects.mysql import BIGINT
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.models.base import Base
+
+
+class UserActionLog(Base):
+    __tablename__ = "user_action_logs"
+
+    id: Mapped[int] = mapped_column(BIGINT(unsigned=True), primary_key=True, autoincrement=True)
+    user_id: Mapped[int] = mapped_column(BIGINT(unsigned=True))
+    action: Mapped[str] = mapped_column(String(50), comment="route_push/player_stopall/api_error/...")
+    page: Mapped[str] = mapped_column(String(100), default="", comment="路由路径或页面标识")
+    detail: Mapped[str] = mapped_column(String(1000), default="", comment="行为上下文（JSON 字符串）")
+    device_info: Mapped[str] = mapped_column(String(200), default="", comment="机型/系统/版本")
+    app_version: Mapped[str] = mapped_column(String(20), default="", comment="1.3.26+42")
+    created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
+
+    __table_args__ = (
+        Index("idx_user_created", "user_id", "created_at"),
+        Index("idx_action_created", "action", "created_at"),
+    )
diff --git a/server/app/models/video.py b/server/app/models/video.py
index ba5d9ff..f541c31 100644
--- a/server/app/models/video.py
+++ b/server/app/models/video.py
@@ -1,7 +1,7 @@
 """视频域：videos / categories / tags / video_tags / transcode_tasks"""
 from datetime import datetime
 
-from sqlalchemy import BigInteger, DateTime, Index, SmallInteger, String, func
+from sqlalchemy import BigInteger, DateTime, Index, SmallInteger, String, Text, func
 from sqlalchemy.dialects.mysql import BIGINT, INTEGER
 from sqlalchemy.orm import Mapped, mapped_column
 
@@ -14,6 +14,7 @@ class Video(Base):
     id: Mapped[int] = mapped_column(BIGINT(unsigned=True), primary_key=True, autoincrement=True)
     user_id: Mapped[int] = mapped_column(BIGINT(unsigned=True), comment="作者")
     category_id: Mapped[int] = mapped_column(default=0)
+    source_id: Mapped[int] = mapped_column(INTEGER(unsigned=True), default=0, comment="内容来源 id")
     series_id: Mapped[int | None] = mapped_column(BIGINT(unsigned=True))
     episode_no: Mapped[int | None] = mapped_column()
     title: Mapped[str] = mapped_column(String(100), default="")
@@ -43,6 +44,7 @@ class Video(Base):
         Index("idx_user_status", "user_id", "status"),
         Index("idx_feed", "status", "published_at"),
         Index("idx_category", "category_id", "status"),
+        Index("idx_video_source", "source_id", "status"),
     )
 
 
@@ -104,6 +106,7 @@ class Series(Base):
     description: Mapped[str] = mapped_column(String(500), default="")
     author_id: Mapped[int | None] = mapped_column(BIGINT(unsigned=True))
     category_id: Mapped[int] = mapped_column(default=0)
+    source_id: Mapped[int] = mapped_column(INTEGER(unsigned=True), default=0, comment="内容来源 id")
     total_episodes: Mapped[int] = mapped_column(default=0)
     view_count: Mapped[int] = mapped_column(BigInteger, default=0)
     status: Mapped[int] = mapped_column(SmallInteger, default=1, comment="1正常 0隐藏")
@@ -113,9 +116,23 @@ class Series(Base):
     __table_args__ = (
         Index("idx_series_cat_status", "category_id", "status"),
         Index("idx_series_status_created", "status", "created_at"),
+        Index("idx_series_source", "source_id", "status"),
     )
 
 
+class Source(Base):
+    """内容来源（片商）：麻豆、91 等。视频/系列/采集源都按它区分出处"""
+
+    __tablename__ = "sources"
+
+    id: Mapped[int] = mapped_column(INTEGER(unsigned=True), primary_key=True, autoincrement=True)
+    name: Mapped[str] = mapped_column(String(50), unique=True, comment="来源名称，如 麻豆")
+    code: Mapped[str] = mapped_column(String(50), default="", comment="英文/拼音标识，如 madou")
+    sort: Mapped[int] = mapped_column(default=0, comment="越小越靠前")
+    status: Mapped[int] = mapped_column(SmallInteger, default=1, comment="1启用 0停用")
+    created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
+
+
 class CollectionRecord(Base):
     """采集记录：外部内容源 → 本站系列的映射（幂等导入）"""
 
@@ -136,14 +153,21 @@ class CollectionRecord(Base):
 
 
 class CollectionSource(Base):
-    """采集源配置：分类名 + 列表URL模板（后台自助添加）"""
+    """采集源配置：分类名 + 列表URL模板（后台自助添加）
+
+    kind: url（通用 URL 模板，单视频） / aidrama91（91 短剧接口，按系列+集数入库）
+    config: JSON 字符串，存放接口类采集源所需配置（账号/密码/分类id/每页条数）
+    """
 
     __tablename__ = "collection_sources"
 
     id: Mapped[int] = mapped_column(BIGINT(unsigned=True), primary_key=True, autoincrement=True)
     name: Mapped[str] = mapped_column(String(50), comment="分类名")
+    kind: Mapped[str] = mapped_column(String(20), default="url", comment="采集类型 url/aidrama91")
     list_url: Mapped[str] = mapped_column(String(500), comment="列表URL模板，{{page}}为页码占位")
+    config: Mapped[str] = mapped_column(Text, default="", comment="JSON 配置")
     category_id: Mapped[int] = mapped_column(INTEGER(unsigned=True), comment="本站分类 id")
+    source_id: Mapped[int] = mapped_column(INTEGER(unsigned=True), default=0, comment="内容来源 id（采集入库时打标）")
     status: Mapped[int] = mapped_column(SmallInteger, default=1, comment="1启用 0停用")
     last_sync_at: Mapped[datetime | None] = mapped_column(DateTime)
     created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
diff --git a/server/app/services/__pycache__/admin_service.cpython-311.pyc b/server/app/services/__pycache__/admin_service.cpython-311.pyc
index d19ae7e..ebc7764 100644
Binary files a/server/app/services/__pycache__/admin_service.cpython-311.pyc and b/server/app/services/__pycache__/admin_service.cpython-311.pyc differ
diff --git a/server/app/services/__pycache__/video_service.cpython-311.pyc b/server/app/services/__pycache__/video_service.cpython-311.pyc
index 8fb577c..2a1ef0b 100644
Binary files a/server/app/services/__pycache__/video_service.cpython-311.pyc and b/server/app/services/__pycache__/video_service.cpython-311.pyc differ
diff --git a/server/app/services/admin_service.py b/server/app/services/admin_service.py
index 47de06f..4a0ebcf 100644
--- a/server/app/services/admin_service.py
+++ b/server/app/services/admin_service.py
@@ -155,7 +155,7 @@ async def dashboard(db: AsyncSession) -> dict:
 
 # ---------- 视频审核 / 管理 ----------
 
-def _video_item(video: Video, author: User | None) -> dict:
+def _video_item(video: Video, author: User | None, source_name: str = "") -> dict:
     return {
         "video_id": video.id,
         "title": video.title,
@@ -164,6 +164,8 @@ def _video_item(video: Video, author: User | None) -> dict:
         "video_url": video.video_url,
         "duration": video.duration,
         "category_id": video.category_id or 0,
+        "source_id": video.source_id or 0,
+        "source_name": source_name,
         "series_id": video.series_id,
         "episode_no": video.episode_no,
         "status": video.status,
@@ -207,7 +209,7 @@ async def list_pending_videos(db: AsyncSession, page: int, page_size: int) -> di
 
 async def list_videos(
     db: AsyncSession, keyword: str | None, status: int | None, author_id: int | None,
-    page: int, page_size: int,
+    page: int, page_size: int, source_id: int | None = None,
 ) -> dict:
     """视频列表（11.25）"""
     stmt = select(Video)
@@ -218,12 +220,27 @@ async def list_videos(
         stmt = stmt.where(Video.status == status)
     if author_id is not None:
         stmt = stmt.where(Video.user_id == author_id)
+    if source_id is not None:
+        stmt = stmt.where(Video.source_id == source_id)
     total = (await db.execute(select(func.count()).select_from(stmt.subquery()))).scalar() or 0
     rows = (await db.execute(
         stmt.order_by(Video.id.desc()).offset((page - 1) * page_size).limit(page_size)
     )).scalars().all()
     authors = await _authors_map(db, rows)
-    return {"total": total, "list": [_video_item(v, authors.get(v.user_id)) for v in rows]}
+    names = await source_names_map(db, {v.source_id for v in rows})
+    return {"total": total,
+            "list": [_video_item(v, authors.get(v.user_id), names.get(v.source_id, "")) for v in rows]}
+
+
+async def source_names_map(db: AsyncSession, ids: set[int]) -> dict[int, str]:
+    """来源 id → 名称"""
+    from app.models.video import Source
+
+    ids = {i for i in ids if i}
+    if not ids:
+        return {}
+    rows = (await db.execute(select(Source.id, Source.name).where(Source.id.in_(ids)))).all()
+    return {r.id: r.name for r in rows}
 
 
 async def review_video(
diff --git a/server/app/services/aidrama91_service.py b/server/app/services/aidrama91_service.py
new file mode 100644
index 0000000..c66ca67
--- /dev/null
+++ b/server/app/services/aidrama91_service.py
@@ -0,0 +1,850 @@
+"""91 短剧（AI短剧）采集：加密接口客户端 + 系列/集数入库
+
+上游协议：pwa.php 单入口，AES-256-CFB(segment 128) 加密请求体 + MD5(SHA256) 签名。
+时间戳签名有效期约 4 小时，因此**不存原始 m3u8 地址**，改为存本站代理地址，
+播放时再向上游换取新鲜签名（见 /api/v1/m3u8/aidrama）。
+"""
+import asyncio
+import hashlib
+import json
+import logging
+import random
+import string
+import time
+from datetime import datetime
+
+import httpx
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.models.video import (
+    Category,
+    CollectionRecord,
+    CollectionSource,
+    Series,
+    Tag,
+    Video,
+    VideoTag,
+)
+
+logger = logging.getLogger(__name__)
+
+KIND = "aidrama91"
+VLOG_KIND = "aidrama91_vlog"  # 91 非系列短视频
+SOURCE_KEY = "91aidrama"       # collection_records.source_key
+VLOG_SOURCE_KEY = "91vlog"     # 短视频采集记录 key
+SOURCE_CODE = "91"             # sources.code
+SELF_API_BASE = "https://vapi.256kb.top"
+AUTHOR_USER_ID = 1
+VLOG_CATEGORY_NAME = "91短视频"  # vlog 无真实分类，归到本地分类
+
+# 协议常量（前端 JS 逆向）
+AES_KEY = b"cc88ddc9357ff461e08f047aedee692b"
+AES_IV = b"e89225cfbbimgkcu"
+SIGN_KEY = "cc88ddc9357ff461e08f047aedee692b"
+APP_VERSION = "7.5.0"
+CLIENT_ORIGIN = "https://pwa4.jl8v0p5t.cc"
+
+# 封面图解密：CDN 返回的是 AES-128-CBC 加密的图片字节（无 padding），
+# 源站前端 DecryptImage 解密后展示 —— 本站通过 /api/v1/img/aidrama 代理解密
+IMG_AES_KEY = b"f5d965df75336270"
+IMG_AES_IV = b"97b60394abc2fbe1"
+IMG_HOST_SUFFIX = ".drleao.cn"   # 封面 CDN 域名白名单（防 SSRF）
+
+HEADERS = {
+    "User-Agent": (
+        "Mozilla/5.0 (Linux; Android 10; SM-G973F) AppleWebKit/537.36 "
+        "(KHTML, like Gecko) Chrome/120.0.0.0 Mobile Safari/537.36"
+    ),
+    "Origin": CLIENT_ORIGIN,
+    "Referer": f"{CLIENT_ORIGIN}/",
+    "Accept": "application/json, text/plain, */*",
+    "Content-Type": "application/x-www-form-urlencoded",
+}
+
+OAUTH_CHARSET = string.ascii_letters + string.digits
+MAX_PAGE_LIMIT = 20   # 上游单页上限（传 100 实际只返回 20）
+
+
+# ---------- 加密 / 签名 ----------
+
+def _cfb(key: bytes, iv: bytes):
+    try:
+        from cryptography.hazmat.decrepit.ciphers.modes import CFB
+    except ImportError:  # cryptography < 43
+        from cryptography.hazmat.primitives.ciphers.modes import CFB
+    from cryptography.hazmat.primitives.ciphers import Cipher, algorithms
+
+    return Cipher(algorithms.AES(key), CFB(iv))
+
+
+def _encrypt(plaintext: str) -> str:
+    op = _cfb(AES_KEY, AES_IV).encryptor()
+    return (op.update(plaintext.encode()) + op.finalize()).hex().upper()
+
+
+def _decrypt(hex_data: str) -> str:
+    op = _cfb(AES_KEY, AES_IV).decryptor()
+    return (op.update(bytes.fromhex(hex_data)) + op.finalize()).decode("utf-8", "replace")
+
+
+def _new_oauth_id() -> str:
+    return "".join(random.choices(OAUTH_CHARSET, k=16)) + str(int(time.time() * 1000))
+
+
+async def _post(client: httpx.AsyncClient, api_url: str, payload: dict) -> dict:
+    """加密并发送，返回解密后的业务数据（已剥掉外层包装）"""
+    ts_ms = int(time.time() * 1000)
+    payload = dict(payload, timestamp=ts_ms)
+    data_hex = _encrypt(json.dumps(payload, separators=(",", ":")))
+    ts_sec = ts_ms // 1000
+    raw = f"client=pwa&data={data_hex}&timestamp={ts_sec}{SIGN_KEY}"
+    sign = hashlib.md5(hashlib.sha256(raw.encode()).hexdigest().encode()).hexdigest()
+
+    resp = await client.post(
+        api_url,
+        content=f"client=pwa&timestamp={ts_sec}&data={data_hex}&sign={sign}",
+        headers=HEADERS,
+        timeout=30,
+    )
+    if resp.status_code != 200:
+        raise RuntimeError(f"上游 HTTP {resp.status_code}（oauth_id 可能未注册或已被限流）")
+    body = resp.json()
+    if body.get("errcode") not in (0, None):
+        raise RuntimeError(f"上游错误: {str(body)[:200]}")
+    payload_text = body.get("data")
+    if not payload_text:
+        return body
+    return json.loads(_decrypt(payload_text))
+
+
+def _base(oauth_id: str, token: str) -> dict:
+    return {
+        "oauth_type": "pwa", "oauth_id": oauth_id, "trace_id": "",
+        "aff_x_code": "", "version": APP_VERSION, "token": token,
+    }
+
+
+# ---------- 会话 ----------
+
+async def create_session(
+    client: httpx.AsyncClient, api_url: str, account: str, password: str
+) -> tuple[str, str]:
+    """注册 oauth_id 并登录，返回 (oauth_id, token)"""
+    oauth_id = _new_oauth_id()
+    # 上游对未注册的 oauth_id 直接 503，必须先 system/index
+    await _post(client, api_url, dict(_base(oauth_id, ""), mod="system", code="index", data={}))
+    result = await _post(client, api_url, dict(
+        _base(oauth_id, ""), mod="user", code="regOrLogin",
+        account=account, password=password, type="login",
+    ))
+    inner = result.get("data", result) if isinstance(result, dict) else {}
+    token = inner.get("token") or ""
+    if not token:
+        raise RuntimeError(f"91 登录失败: {inner.get('msg') or str(result)[:150]}")
+    return oauth_id, token
+
+
+# 进程内 token 缓存（2 个 uvicorn worker → 最多 2 次登录）；失效时自动重登
+_TOKENS: dict[int, tuple[str, str, float]] = {}
+TOKEN_TTL = 3600
+
+
+async def open_session(
+    client: httpx.AsyncClient, source: CollectionSource, force: bool = False
+) -> tuple[str, str]:
+    """获取可用的 (oauth_id, token)：进程缓存 → DB 配置 → 重新登录"""
+    key = int(source.id or 0)
+    cfg = load_config(source)
+    if not force:
+        hit = _TOKENS.get(key)
+        if hit and hit[2] > time.time():
+            return hit[0], hit[1]
+        if cfg.get("oauth_id") and cfg.get("token"):
+            _TOKENS[key] = (cfg["oauth_id"], cfg["token"], time.time() + TOKEN_TTL)
+            return cfg["oauth_id"], cfg["token"]
+
+    oauth_id, token = await create_session(
+        client, source.list_url, cfg["account"], cfg["password"])
+    _TOKENS[key] = (oauth_id, token, time.time() + TOKEN_TTL)
+    return oauth_id, token
+
+
+def load_config(source: CollectionSource) -> dict:
+    try:
+        cfg = json.loads(source.config or "{}")
+    except json.JSONDecodeError:
+        cfg = {}
+    cfg.setdefault("account", "")
+    cfg.setdefault("password", "")
+    cfg.setdefault("category_ids", [4])
+    cfg.setdefault("page_size", MAX_PAGE_LIMIT)
+    return cfg
+
+
+# ---------- 业务接口 ----------
+
+async def fetch_list(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str,
+    page: int, limit: int, category_ids: list[int],
+) -> dict:
+    """短剧列表；返回 {list, total, has_more}"""
+    data = await _post(client, api_url, dict(
+        _base(oauth_id, token), mod="aidrama", code="home",
+        page=page, limit=min(limit, MAX_PAGE_LIMIT), pay_type="all", sort="all",
+        category_ids=category_ids or [4],
+    ))
+    inner = data.get("data") or {}
+    return {
+        "list": inner.get("list") or [],
+        "total": int(inner.get("total") or 0),
+        "has_more": bool(inner.get("has_more")),
+    }
+
+
+async def fetch_detail(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str, drama_id: int
+) -> dict:
+    data = await _post(client, api_url, dict(
+        _base(oauth_id, token), mod="aidrama", code="detail", drama_id=drama_id,
+    ))
+    return (data.get("data") or {}).get("row") or {}
+
+
+async def fetch_episodes(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str,
+    drama_id: int, page: int = 1, limit: int = MAX_PAGE_LIMIT,
+) -> dict:
+    """集数列表；返回 {list, has_more}"""
+    data = await _post(client, api_url, dict(
+        _base(oauth_id, token), mod="aidrama", code="episodes",
+        drama_id=drama_id, page=page, limit=min(limit, MAX_PAGE_LIMIT),
+    ))
+    inner = data.get("data") or {}
+    return {"list": inner.get("list") or [], "has_more": bool(inner.get("has_more"))}
+
+
+async def fetch_all_episodes(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str, drama_id: int
+) -> list[dict]:
+    """翻页取全部集数（每页 20 上限）"""
+    out: list[dict] = []
+    page = 1
+    while True:
+        part = await fetch_episodes(client, api_url, oauth_id, token, drama_id, page=page)
+        out.extend(part["list"])
+        if not part["has_more"] or not part["list"]:
+            break
+        page += 1
+    return out
+
+
+# ---------- vlog 短视频接口 ----------
+
+VLOG_MAX_LIMIT = 50   # 实测 vlog 单页上限 50（传 100 只返回 50）
+
+
+async def fetch_vlog_list(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str,
+    page: int, limit: int = VLOG_MAX_LIMIT, vlog_type: str = "new",
+) -> dict:
+    """vlog 列表（非系列短视频）；返回 {list, has_more}"""
+    data = await _post(client, api_url, dict(
+        _base(oauth_id, token), mod="choice", code="vlog",
+        type=vlog_type, page=page, limit=min(limit, VLOG_MAX_LIMIT),
+    ))
+    lst = data.get("data") or []
+    if not isinstance(lst, list):
+        lst = []
+    return {"list": lst, "has_more": len(lst) >= min(limit, VLOG_MAX_LIMIT)}
+
+
+async def fetch_vlog_detail(
+    client: httpx.AsyncClient, api_url: str, oauth_id: str, token: str, vid: int
+) -> dict:
+    """vlog 详情（含 playUrl / tags）"""
+    data = await _post(client, api_url, dict(
+        _base(oauth_id, token), mod="index", code="detail", id=vid))
+    return data.get("data") or {}
+
+
+# ---------- 字段解析 ----------
+
+def _pick_url(raw: str | dict, prefer: str = "720") -> str:
+    """封面字段是 JSON 字符串或 dict：{"ori","360","720"}，取指定档位"""
+    if not raw:
+        return ""
+    try:
+        obj = json.loads(raw) if isinstance(raw, str) else raw
+    except json.JSONDecodeError:
+        return raw if isinstance(raw, str) else ""
+    if not isinstance(obj, dict):
+        return ""
+    return obj.get(prefer) or obj.get("ori") or ""
+
+
+def proxied_cover(url: str) -> str:
+    """封面地址改写为本站解密代理（CDN 图是加密的，直连无法显示）"""
+    if not url or "/api/v1/img/aidrama" in url:
+        return url
+    if not url.startswith(("http://", "https://")):
+        return url
+    from urllib.parse import quote
+
+    return f"{SELF_API_BASE}/api/v1/img/aidrama?u={quote(url, safe='')}"
+
+
+def decrypt_image(data: bytes) -> bytes:
+    """AES-128-CBC(NoPadding) 解密 CDN 加密图片，返回原始 JPEG/PNG 字节"""
+    from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
+
+    op = Cipher(algorithms.AES(IMG_AES_KEY), modes.CBC(IMG_AES_IV)).decryptor()
+    return op.update(data) + op.finalize()
+
+
+def _play_url(drama_id: int, episode_id: int, episode_no: int | None) -> str:
+    """本站代理地址（含 m3u8 字样，App 端会走本地缓存代理）"""
+    url = f"{SELF_API_BASE}/api/v1/m3u8/aidrama?d={drama_id}&e={episode_id}"
+    if episode_no:
+        url += f"&n={episode_no}"
+    return url
+
+
+def _safe_dt(ts) -> datetime | None:
+    try:
+        n = int(ts)
+    except (TypeError, ValueError):
+        return None
+    return datetime.fromtimestamp(n) if n > 0 else None
+
+
+def _parse_count(v) -> int:
+    """解析播放/点赞等计数，兼容 '143.7万' / '1.2万' / '34' / 34"""
+    if v is None:
+        return 0
+    if isinstance(v, (int, float)):
+        return int(v)
+    s = str(v).strip()
+    if not s:
+        return 0
+    if s.endswith("万"):
+        try:
+            return int(float(s[:-1]) * 10000)
+        except ValueError:
+            return 0
+    try:
+        return int(s)
+    except ValueError:
+        return 0
+
+
+def _vlog_play_url(vid: int) -> str:
+    """vlog 单视频播放代理地址（含 m3u8 字样，App 走本地缓存）"""
+    return f"{SELF_API_BASE}/api/v1/m3u8/vlog?vid={vid}"
+
+
+# ---------- 入库 ----------
+
+async def _upsert_tags(db: AsyncSession, names: list[str]) -> list[int]:
+    """按名称取/建标签，返回 tag id 列表"""
+    ids: list[int] = []
+    for name in {n.strip() for n in names if n and n.strip()}:
+        name = name[:20]
+        tid = (await db.execute(select(Tag.id).where(Tag.name == name))).scalar_one_or_none()
+        if not tid:
+            t = Tag(name=name, video_count=0)
+            db.add(t)
+            await db.flush()
+            tid = t.id
+        ids.append(tid)
+    return ids
+
+
+async def import_drama(
+    db: AsyncSession, client: httpx.AsyncClient, source: CollectionSource,
+    drama: dict, oauth_id: str, token: str,
+    api_url: str | None = None, category_id: int | None = None, source_id: int | None = None,
+) -> tuple[int, int]:
+    """导入单部短剧（系列 + 集数视频），返回 (新增集数, 跳过集数)"""
+    drama_id = int(drama.get("id") or 0)
+    if not drama_id:
+        return 0, 0
+    api_url = api_url or source.list_url
+    cat = category_id if category_id is not None else source.category_id
+    sid = source_id if source_id is not None else source.source_id
+
+    cfg = load_config(source)
+    detail = drama
+    try:
+        full = await fetch_detail(client, api_url, oauth_id, token, drama_id)
+        if full:
+            detail = {**drama, **full}
+    except Exception:
+        logger.warning("短剧 %s 详情获取失败，使用列表字段", drama_id)
+
+    record = (await db.execute(
+        select(CollectionRecord).where(
+            CollectionRecord.source_key == SOURCE_KEY,
+            CollectionRecord.source_id == drama_id,
+        )
+    )).scalar_one_or_none()
+
+    cover = proxied_cover(_pick_url(detail.get("cover") or ""))
+    tags = list(detail.get("tag_list") or []) + list(detail.get("category_list") or [])
+    # 像既有采集一样：按标题拆分关键词作为 tag
+    from app.services.title_tags import extract_keywords
+
+    tags += extract_keywords(detail.get("title") or "")
+    total_declared = int(detail.get("total_episodes") or 0)
+
+    series = await db.get(Series, record.series_id) if record else None
+    if series is None:
+        series = Series(
+            title=(detail.get("title") or f"短剧{drama_id}")[:100],
+            cover_url=cover[:500],
+            description=(detail.get("description") or "")[:500],
+            author_id=AUTHOR_USER_ID,
+            category_id=cat,
+            source_id=sid,
+            total_episodes=total_declared,
+            status=1,
+        )
+        db.add(series)
+        await db.flush()
+        if record:
+            record.series_id = series.id
+        else:
+            db.add(CollectionRecord(
+                source_key=SOURCE_KEY, source_id=drama_id, series_id=series.id))
+        await db.flush()
+    else:
+        # 已有系列：同步标题/封面/简介（源站可能改过）
+        series.title = (detail.get("title") or series.title)[:100]
+        series.cover_url = (cover or series.cover_url)[:500]
+        series.total_episodes = max(series.total_episodes, total_declared)
+
+    existing = set((await db.execute(
+        select(Video.episode_no).where(
+            Video.series_id == series.id, Video.episode_no.is_not(None))
+    )).scalars().all())
+
+    episodes = await fetch_all_episodes(client, api_url, oauth_id, token, drama_id)
+    tag_ids: list[int] | None = None
+    created = skipped = 0
+    now = datetime.now()
+
+    for ep in episodes:
+        ep_id = int(ep.get("id") or 0)
+        ep_no = int(ep.get("episode_number") or 0)
+        if not ep_id or not ep_no or ep_no in existing:
+            skipped += 1
+            continue
+
+        ep_cover = proxied_cover(_pick_url(ep.get("cover") or "")) or cover
+        video = Video(
+            user_id=AUTHOR_USER_ID,
+            category_id=cat,
+            source_id=sid,
+            series_id=series.id,
+            episode_no=ep_no,
+            title=(ep.get("title") or f"第{ep_no}集")[:100],
+            description=(detail.get("description") or "")[:500],
+            cover_url=ep_cover[:500],
+            video_url=_play_url(drama_id, ep_id, ep_no),
+            duration=int(ep.get("duration") or 0),
+            status=2,
+            like_count=int(ep.get("like") or 0),
+            favorite_count=int(ep.get("favorite_num") or 0),
+            comment_count=int(ep.get("comment_count") or 0),
+            published_at=_safe_dt(ep.get("created_at")) or now,
+        )
+        db.add(video)
+        await db.flush()
+
+        # 标签挂到每集视频上（系列标签来自 tag_list / category_list）
+        if tags:
+            if tag_ids is None:
+                tag_ids = await _upsert_tags(db, tags)
+            for tid in tag_ids:
+                db.add(VideoTag(video_id=video.id, tag_id=tid))
+
+        existing.add(ep_no)
+        created += 1
+
+    series.total_episodes = max(len(existing), total_declared)
+    return created, skipped
+
+
+async def sync_source(
+    db: AsyncSession, source: CollectionSource, max_pages: int = 0, delay: float = 0.3,
+    should_cancel=None,
+) -> dict:
+    """按列表翻页增量采集（已导入的短剧跳过，仍会补同步新集数）
+
+    should_cancel: 可选回调，返回 True 时在每页/每条边界退出循环（用于手动取消）
+    """
+    cfg = load_config(source)
+    stat: dict = {
+        "kind": KIND, "dramas_new": 0, "dramas_exist": 0,
+        "episodes_created": 0, "episodes_skipped": 0, "pages": 0, "total": 0,
+    }
+    page_size = min(int(cfg.get("page_size") or MAX_PAGE_LIMIT), MAX_PAGE_LIMIT)
+    category_ids = cfg.get("category_ids") or [4]
+
+    def _cancelled() -> bool:
+        return bool(should_cancel and should_cancel())
+
+    for attempt in (1, 2):
+        try:
+            async with httpx.AsyncClient(follow_redirects=True) as client:
+                oauth_id, token = await open_session(client, source, force=attempt == 2)
+                api_url = source.list_url
+                cat = source.category_id
+                sid = source.source_id
+                page = 1
+                while True:
+                    if _cancelled():
+                        logger.info("91 短剧同步被取消（第 %s 页前）", page)
+                        return stat
+                    data = await fetch_list(
+                        client, api_url, oauth_id, token, page, page_size, category_ids)
+                    stat["pages"] = page
+                    stat["total"] = data["total"]
+                    items = data["list"]
+                    logger.info("91 短剧第 %s 页：%s 部（共 %s）", page, len(items), data["total"])
+
+                    for drama in items:
+                        if _cancelled():
+                            logger.info("91 短剧同步被取消（处理 drama 中）")
+                            return stat
+                        drama_id = int(drama.get("id") or 0)
+                        if not drama_id:
+                            continue
+                        try:
+                            created, skipped = await import_drama(
+                                db, client, source, drama, oauth_id, token,
+                                api_url=api_url, category_id=cat, source_id=sid)
+                            await db.commit()
+                            if created > 0:
+                                stat["dramas_new"] += 1
+                            else:
+                                stat["dramas_exist"] += 1
+                            stat["episodes_created"] += created
+                            stat["episodes_skipped"] += skipped
+                        except Exception:
+                            await db.rollback()
+                            logger.exception("导入 91 短剧 %s 失败，跳过", drama_id)
+                        await asyncio.sleep(delay)
+
+                    if not data["has_more"] or not items:
+                        break
+                    if max_pages and page >= max_pages:
+                        break
+                    page += 1
+                    await asyncio.sleep(delay)
+
+                cfg["oauth_id"], cfg["token"] = oauth_id, token
+                source.config = json.dumps(cfg, ensure_ascii=False)
+            break
+        except Exception:
+            _TOKENS.pop(int(source.id or 0), None)
+            if attempt == 2:
+                source.last_sync_at = datetime.now()
+                await db.commit()
+                raise
+            logger.warning("91 同步失败，重新登录后重试一次")
+            await asyncio.sleep(1)
+
+    source.last_sync_at = datetime.now()
+    await db.commit()
+    return stat
+
+
+async def refresh_source_id(db: AsyncSession, source: CollectionSource) -> int:
+    """确保采集源绑定的 sources 记录存在，返回来源 id"""
+    if source.source_id:
+        return source.source_id
+    from app.models.video import Source
+
+    sid = (await db.execute(
+        select(Source.id).where(Source.code == SOURCE_CODE)
+    )).scalar_one_or_none()
+    if not sid:
+        max_sort = 0
+        s = Source(name="91", code=SOURCE_CODE, sort=max_sort + 1, status=1)
+        db.add(s)
+        await db.flush()
+        sid = s.id
+    source.source_id = sid
+    return sid
+
+
+async def ensure_local_category(db: AsyncSession, name: str) -> int:
+    """按采集源名称找/建本站分类"""
+    cid = (await db.execute(
+        select(Category.id).where(Category.name == name)
+    )).scalar_one_or_none()
+    if cid:
+        return cid
+    c = Category(name=name, sort=99, status=1)
+    db.add(c)
+    await db.flush()
+    return c.id
+
+
+async def fetch_playlist(source: CollectionSource, drama_id: int, episode_id: int,
+                         episode_no: int | None = None) -> str:
+    """换取某集的最新 m3u8 文本（签名有时效，每次播放现取；token 失效自动重登）"""
+    for attempt in (1, 2):
+        try:
+            return await _fetch_playlist_once(
+                source, drama_id, episode_id, episode_no, force=attempt == 2)
+        except Exception:
+            _TOKENS.pop(int(source.id or 0), None)
+            if attempt == 2:
+                raise
+            logger.warning("91 播放列表获取失败，重新登录后重试一次")
+            await asyncio.sleep(0.5)
+    raise RuntimeError("播放列表获取失败")
+
+
+async def _fetch_playlist_once(
+    source: CollectionSource, drama_id: int, episode_id: int,
+    episode_no: int | None, force: bool,
+) -> str:
+    async with httpx.AsyncClient(follow_redirects=True) as client:
+        oauth_id, token = await open_session(client, source, force=force)
+
+        target: dict | None = None
+        # 有集号就直接算所在页；否则从第 1 页起扫（最多 5 页兜底）
+        pages: list[int] = []
+        if episode_no and episode_no > 0:
+            pages.append((episode_no - 1) // MAX_PAGE_LIMIT + 1)
+        pages.extend(p for p in (1, 2, 3, 4, 5) if p not in pages)
+
+        for page in pages:
+            part = await fetch_episodes(
+                client, source.list_url, oauth_id, token, drama_id, page=page)
+            for ep in part["list"]:
+                if int(ep.get("id") or 0) == episode_id:
+                    target = ep
+                    break
+            if target or not part["has_more"]:
+                break
+
+        if not target:
+            raise RuntimeError("源站未找到该集")
+
+        m3u8 = target.get("full_m3u8") or ""
+        if not m3u8:
+            raise RuntimeError("该集暂无可播放地址（可能需付费或未解锁）")
+
+        resp = await client.get(
+            m3u8, headers={"User-Agent": HEADERS["User-Agent"]}, timeout=30)
+        resp.raise_for_status()
+        if not resp.text.lstrip().startswith("#EXTM3U"):
+            raise RuntimeError("源站播放列表异常")
+        return resp.text
+
+
+async def get_collection_source(db: AsyncSession, source_id: int | None = None) -> CollectionSource:
+    """取 91 采集源（播放代理用）"""
+    stmt = select(CollectionSource).where(CollectionSource.kind == KIND, CollectionSource.status == 1)
+    if source_id:
+        stmt = stmt.where(CollectionSource.id == source_id)
+    row = (await db.execute(stmt.order_by(CollectionSource.id))).scalars().first()
+    if not row:
+        raise RuntimeError("未配置 91 采集源")
+    return row
+
+
+async def get_vlog_source(db: AsyncSession, source_id: int | None = None) -> CollectionSource:
+    """取 91 短视频采集源（播放代理用）"""
+    stmt = select(CollectionSource).where(
+        CollectionSource.kind == VLOG_KIND, CollectionSource.status == 1)
+    if source_id:
+        stmt = stmt.where(CollectionSource.id == source_id)
+    row = (await db.execute(stmt.order_by(CollectionSource.id))).scalars().first()
+    if not row:
+        raise RuntimeError("未配置 91 短视频采集源")
+    return row
+
+
+# ---------- vlog 入库 ----------
+
+async def import_vlog_video(
+    db: AsyncSession, client: httpx.AsyncClient, source: CollectionSource,
+    item: dict, oauth_id: str, token: str,
+    api_url: str | None = None, category_id: int | None = None, source_id: int | None = None,
+) -> bool:
+    """导入单条 vlog 短视频，返回是否新建"""
+    vid = int(item.get("id") or 0)
+    if not vid:
+        return False
+    api_url = api_url or source.list_url
+    cat = category_id if category_id is not None else source.category_id
+    sid = source_id if source_id is not None else source.source_id
+
+    record = (await db.execute(select(CollectionRecord).where(
+        CollectionRecord.source_key == VLOG_SOURCE_KEY,
+        CollectionRecord.source_id == vid,
+    ))).scalar_one_or_none()
+    if record:
+        v = await db.get(Video, record.video_id) if record.video_id else None
+        if v:
+            return False
+
+    # 详情取 playUrl + tags
+    detail = item
+    try:
+        full = await fetch_vlog_detail(client, api_url, oauth_id, token, vid)
+        if full:
+            detail = {**item, **full}
+    except Exception:
+        logger.warning("vlog %s 详情获取失败，使用列表字段", vid)
+
+    cover = proxied_cover(_pick_url(detail.get("thumbImg") or detail.get("cover_thumb") or ""))
+    title = (detail.get("title") or f"短视频{vid}")[:100]
+    tags = list(detail.get("tags") or [])
+    from app.services.title_tags import extract_keywords
+
+    tags += extract_keywords(title)
+    now = datetime.now()
+
+    video = Video(
+        user_id=AUTHOR_USER_ID,
+        category_id=cat,
+        source_id=sid,
+        title=title,
+        description=(str(detail.get("descriptions") or "")[:500]),
+        cover_url=cover[:500],
+        video_url=_vlog_play_url(vid),
+        duration=int(detail.get("duration") or 0),
+        status=2,
+        like_count=_parse_count(detail.get("like")),
+        favorite_count=0,
+        comment_count=_parse_count(detail.get("comment")),
+        view_count=_parse_count(detail.get("play_count")),
+        published_at=now,
+    )
+    db.add(video)
+    await db.flush()
+
+    if tags:
+        tag_ids = await _upsert_tags(db, tags)
+        for tid in tag_ids:
+            db.add(VideoTag(video_id=video.id, tag_id=tid))
+
+    if record:
+        record.video_id = video.id
+    else:
+        db.add(CollectionRecord(source_key=VLOG_SOURCE_KEY, source_id=vid, video_id=video.id))
+    return True
+
+
+async def sync_vlog_source(
+    db: AsyncSession, source: CollectionSource, max_pages: int = 0, delay: float = 0.3,
+    should_cancel=None,
+) -> dict:
+    """vlog 短视频翻页增量采集。should_cancel 返回 True 时每页/每条边界退出"""
+    cfg = load_config(source)
+    stat: dict = {
+        "kind": VLOG_KIND, "videos_new": 0, "videos_exist": 0,
+        "pages": 0,
+    }
+    page_size = min(int(cfg.get("page_size") or VLOG_MAX_LIMIT), VLOG_MAX_LIMIT)
+
+    def _cancelled() -> bool:
+        return bool(should_cancel and should_cancel())
+
+    for attempt in (1, 2):
+        try:
+            async with httpx.AsyncClient(follow_redirects=True) as client:
+                oauth_id, token = await open_session(client, source, force=attempt == 2)
+                # 缓存源基本字段，避免 rollback 后 ORM 对象过期导致属性访问失败
+                api_url = source.list_url
+                category_id = source.category_id
+                source_id = source.source_id
+                page = 1
+                while True:
+                    if _cancelled():
+                        logger.info("91 vlog 同步被取消（第 %s 页前）", page)
+                        return stat
+                    data = await fetch_vlog_list(
+                        client, api_url, oauth_id, token, page, page_size)
+                    stat["pages"] = page
+                    items = data["list"]
+                    logger.info("91 vlog 第 %s 页：%s 条", page, len(items))
+
+                    for item in items:
+                        if _cancelled():
+                            logger.info("91 vlog 同步被取消（处理 item 中）")
+                            return stat
+                        vid = int(item.get("id") or 0)
+                        if not vid:
+                            continue
+                        try:
+                            created = await import_vlog_video(
+                                db, client, source, item, oauth_id, token,
+                                api_url=api_url, category_id=category_id, source_id=source_id)
+                            await db.commit()
+                            if created:
+                                stat["videos_new"] += 1
+                            else:
+                                stat["videos_exist"] += 1
+                        except Exception:
+                            await db.rollback()
+                            logger.exception("导入 91 vlog %s 失败，跳过", vid)
+                        await asyncio.sleep(delay)
+
+                    if not data["has_more"] or not items:
+                        break
+                    if max_pages and page >= max_pages:
+                        break
+                    page += 1
+                    await asyncio.sleep(delay)
+
+                cfg["oauth_id"], cfg["token"] = oauth_id, token
+                source.config = json.dumps(cfg, ensure_ascii=False)
+            break
+        except Exception:
+            _TOKENS.pop(int(source.id or 0), None)
+            if attempt == 2:
+                source.last_sync_at = datetime.now()
+                await db.commit()
+                raise
+            logger.warning("91 vlog 同步失败，重新登录后重试一次")
+            await asyncio.sleep(1)
+
+    source.last_sync_at = datetime.now()
+    await db.commit()
+    return stat
+
+
+async def fetch_vlog_playlist(source: CollectionSource, vid: int) -> str:
+    """换取 vlog 播放列表（playUrl 带时效签名，播放时现取）"""
+    for attempt in (1, 2):
+        try:
+            return await _fetch_vlog_playlist_once(source, vid, force=attempt == 2)
+        except Exception:
+            _TOKENS.pop(int(source.id or 0), None)
+            if attempt == 2:
+                raise
+            logger.warning("91 vlog 播放列表获取失败，重新登录后重试一次")
+            await asyncio.sleep(0.5)
+    raise RuntimeError("播放列表获取失败")
+
+
+async def _fetch_vlog_playlist_once(source: CollectionSource, vid: int, force: bool) -> str:
+    async with httpx.AsyncClient(follow_redirects=True) as client:
+        oauth_id, token = await open_session(client, source, force=force)
+        detail = await fetch_vlog_detail(client, source.list_url, oauth_id, token, vid)
+        m3u8 = detail.get("playUrl") or ""
+        if not m3u8:
+            raise RuntimeError("该视频暂无可播放地址（可能需付费或未解锁）")
+        resp = await client.get(
+            m3u8, headers={"User-Agent": HEADERS["User-Agent"]}, timeout=30)
+        resp.raise_for_status()
+        if not resp.text.lstrip().startswith("#EXTM3U"):
+            raise RuntimeError("源站播放列表异常")
+        return resp.text
diff --git a/server/app/services/collection_service.py b/server/app/services/collection_service.py
index c68d629..d3680a0 100644
--- a/server/app/services/collection_service.py
+++ b/server/app/services/collection_service.py
@@ -14,6 +14,7 @@ logger = logging.getLogger(__name__)
 
 # 内容源配置（域名轮换时只需改这里）
 SOURCE_KEY = "mdcmai4"
+SOURCE_CODE = "madou"     # sources 表中的 code，用于给导入内容打「来源」标
 UPSTREAM = "https://mdcmai4.xyz"
 PRODUCT_ID = 1
 CATEGORY_ID = 12          # 本站分类：AI短剧
@@ -37,6 +38,21 @@ def _proxy_url(path: str) -> str:
     return f"{SELF_API_BASE}/api/v1/m3u8/proxy?path={quote(path, safe='')}"
 
 
+async def default_source_id(db: AsyncSession) -> int:
+    """麻豆等内容源的来源 id（sources.code 匹配；缺失时取第一个启用来源）"""
+    from app.models.video import Source
+
+    sid = (
+        await db.execute(select(Source.id).where(Source.code == SOURCE_CODE))
+    ).scalar_one_or_none()
+    if sid:
+        return sid
+    sid = (
+        await db.execute(select(Source.id).where(Source.status == 1).order_by(Source.sort, Source.id))
+    ).scalars().first()
+    return sid or 0
+
+
 async def _import_drama(client: httpx.AsyncClient, db: AsyncSession, drama_id: int) -> tuple[int, int]:
     """导入单部短剧，返回 (新增集数, 跳过集数)"""
     detail = await _fetch_json(client, f"{UPSTREAM}/api/v1/short-dramas/{drama_id}", {"productId": PRODUCT_ID})
@@ -63,6 +79,7 @@ async def _import_drama(client: httpx.AsyncClient, db: AsyncSession, drama_id: i
             description=(detail.get("description") or "")[:500],
             author_id=AUTHOR_USER_ID,
             category_id=CATEGORY_ID,
+            source_id=await default_source_id(db),
             total_episodes=0,
             view_count=int(detail.get("heatCount") or 0),
             status=1,
@@ -94,6 +111,7 @@ async def _import_drama(client: httpx.AsyncClient, db: AsyncSession, drama_id: i
             Video(
                 user_id=AUTHOR_USER_ID,
                 category_id=CATEGORY_ID,
+                source_id=series.source_id,
                 series_id=series.id,
                 episode_no=ep_no,
                 title=(ep.get("titleOverride") or ep.get("title") or f"第{ep_no}集")[:100],
@@ -209,6 +227,7 @@ async def _import_video_item(db: AsyncSession, source: CollectionSource, item: d
     v = Video(
         user_id=AUTHOR_USER_ID,
         category_id=source.category_id,
+        source_id=source.source_id or await default_source_id(db),
         title=(item.get("title") or f"视频{vid}")[:100],
         description=(item.get("description") or "")[:500],
         cover_url=_abs_cover(item)[:500],
@@ -232,13 +251,23 @@ async def sync_source(
     max_pages: int = 0,
     stop_after_existing: int = 30,
     delay: float = 0.25,
+    should_cancel=None,
 ) -> dict:
-    """按源的 URL 模板翻页采集；连续 stop_after_existing 条已存在则提前停止（增量）"""
-    stat = {"created": 0, "skipped": 0, "pages": 0, "stopped_early": False}
+    """按源的 URL 模板翻页采集；连续 stop_after_existing 条已存在则提前停止（增量）。
+    should_cancel 返回 True 时每页/每条边界退出（用于手动取消）"""
+    stat = {"created": 0, "skipped": 0, "pages": 0, "stopped_early": False, "cancelled": False}
     consecutive_existing = 0
+
+    def _cancelled() -> bool:
+        return bool(should_cancel and should_cancel())
+
     async with httpx.AsyncClient(follow_redirects=True) as client:
         page = 1
         while True:
+            if _cancelled():
+                stat["cancelled"] = True
+                logger.info("通用采集源 %s 同步被取消（第 %s 页前）", source.id, page)
+                return stat
             url = source.list_url.replace("{{page}}", str(page))
             data = await _fetch_json(client, url)
             items = data.get("items", [])
@@ -246,6 +275,10 @@ async def sync_source(
                 break
             stat["pages"] = page
             for item in items:
+                if _cancelled():
+                    stat["cancelled"] = True
+                    logger.info("通用采集源 %s 同步被取消（处理 item 中）", source.id)
+                    return stat
                 if await _import_video_item(db, source, item):
                     stat["created"] += 1
                     consecutive_existing = 0
diff --git a/server/app/services/title_tags.py b/server/app/services/title_tags.py
new file mode 100644
index 0000000..3256650
--- /dev/null
+++ b/server/app/services/title_tags.py
@@ -0,0 +1,62 @@
+"""标题关键词提取：从视频/系列标题拆分出词作为 tag。
+
+提取规则（原 scripts/build_tags_from_titles.py，抽成公共模块供采集入库复用）：
+    1. 番号（如 CAWD-601）及其系列前缀（CAWD）
+    2. 书名号/方括号内容（≤12 字，去掉「无码破解」「中文字幕」等标记词）
+    3. jieba TF-IDF 关键词 topK=6（过滤停用词、纯数字、单字）
+"""
+import re
+
+import jieba.analyse
+
+STOP = set(
+    "第 集 部 篇 全集 完结 中文字幕 无码 破解 无码破解 字幕 高清 最新 精选 视频 在线 观看 "
+    "一个 一起 没有 为了 开始 结果 只能 直接 就是 没想到 真爽".split()
+)
+
+CODE_RE = re.compile(r"[A-Za-z]{2,6}-\d{2,4}")
+EPISODE_RE = re.compile(r"第[0-9一二三四五六七八九十百千零]+[集部期话卷章]")
+PUNCT_RE = re.compile(r"[《》「」『』\[\]【】()（）_\-:：,，.。!！?？…、/\\|~～\s]+")
+BRACKET_RE = re.compile(r"[《「『\[【(（]([^《》「」『』\[\]【】()（）]{2,30})[》」』\]】)）]")
+
+
+def extract_keywords(title: str) -> list[str]:
+    if not title:
+        return []
+    kws: list[str] = []
+
+    # 1. 番号 + 系列前缀
+    for code in CODE_RE.findall(title.upper()):
+        kws.append(code)
+        prefix = code.split("-")[0]
+        if len(prefix) >= 2:
+            kws.append(prefix)
+
+    # 2. 书名号/括号内容（剧名/主题）
+    for inner in BRACKET_RE.findall(title):
+        inner = inner.strip()
+        if 2 <= len(inner) <= 12 and inner not in STOP and not CODE_RE.search(inner):
+            kws.append(inner)
+
+    # 3. jieba TF-IDF
+    t = EPISODE_RE.sub(" ", title)
+    t = PUNCT_RE.sub(" ", t)
+    for w in jieba.analyse.extract_tags(t, topK=6):
+        w = w.strip()
+        if not (2 <= len(w) <= 12):
+            continue
+        if w in STOP or re.fullmatch(r"\d+", w):
+            continue
+        kws.append(w)
+
+    # 去重保序（按 casefold 键，避免 MySQL 不区分大小写的唯一键冲突）
+    seen: set[str] = set()
+    out: list[str] = []
+    for k in kws:
+        if k.isascii():
+            k = k.upper()
+        key = k.casefold()
+        if key not in seen:
+            seen.add(key)
+            out.append(k)
+    return out
diff --git a/server/app/services/video_service.py b/server/app/services/video_service.py
index 442a721..f879017 100644
--- a/server/app/services/video_service.py
+++ b/server/app/services/video_service.py
@@ -20,7 +20,7 @@ from app.models.billing import WatchRecord
 from app.models.incentive import VideoEarning
 from app.models.interaction import Favorite, Like
 from app.models.user import User
-from app.models.video import Category, Tag, Video, VideoTag
+from app.models.video import Category, Series, Tag, Video, VideoTag
 from app.schemas.video import PublishVideoReq, UploadTokenReq
 from app.services import membership_service, sensitive_service, storage_service, wallet_service
 
@@ -79,6 +79,18 @@ async def serialize_videos(
 
     tags_map = await get_tags_map(db, video_ids)
 
+    # 内容来源（麻豆 / 91 ...）
+    from app.models.video import Source
+
+    source_ids = {v.source_id for v in videos if v.source_id}
+    source_map = {}
+    if source_ids:
+        source_map = {
+            r.id: r.name for r in (
+                await db.execute(select(Source.id, Source.name).where(Source.id.in_(source_ids)))
+            ).all()
+        }
+
     liked: set[int] = set()
     favorited: set[int] = set()
     if viewer_user_id:
@@ -101,6 +113,8 @@ async def serialize_videos(
             "video_url": v.video_url,
             "duration": v.duration,
             "category_id": v.category_id,
+            "source_id": v.source_id or 0,
+            "source_name": source_map.get(v.source_id, ""),
             "author": _author_brief(authors.get(v.user_id)),
             "view_count": v.view_count,
             "like_count": v.like_count,
@@ -114,6 +128,16 @@ async def serialize_videos(
     ]
 
 
+async def list_sources(db: AsyncSession) -> dict:
+    """启用中的内容来源列表（App 分类页来源筛选）"""
+    from app.models.video import Source
+
+    rows = (await db.execute(
+        select(Source).where(Source.status == 1).order_by(Source.sort, Source.id)
+    )).scalars().all()
+    return {"list": [{"source_id": s.id, "name": s.name, "code": s.code} for s in rows]}
+
+
 async def get_tags_map(db: AsyncSession, video_ids: list[int]) -> dict[int, list[str]]:
     if not video_ids:
         return {}
@@ -157,21 +181,110 @@ async def get_feed(
     cursor: str | None,
     limit: int,
     category_id: int | None,
+    source_id: int | None = None,
+    group: str | None = None,
 ) -> dict:
+    # group=series：系列型分类（如 AI短剧）按「剧」聚合，每部剧只返回首集一条
+    if group == "series":
+        return await _feed_series(db, identity, cursor, limit, category_id, source_id)
     if feed_type == "latest":
-        return await _feed_latest(db, identity, cursor, limit, category_id)
+        return await _feed_latest(db, identity, cursor, limit, category_id, source_id)
     if feed_type in ("liked", "viewed"):
-        return await _feed_ranked(db, identity, feed_type, cursor, limit, category_id)
-    return await _feed_scored(db, redis, identity, feed_type, cursor, limit, category_id)
+        return await _feed_ranked(db, identity, feed_type, cursor, limit, category_id, source_id)
+    return await _feed_scored(db, redis, identity, feed_type, cursor, limit, category_id, source_id)
+
+
+async def _feed_series(
+    db: AsyncSession,
+    identity: Identity,
+    cursor: str | None,
+    limit: int,
+    category_id: int | None,
+    source_id: int | None = None,
+) -> dict:
+    """系列聚合 Feed：一部剧一条（视频 id 为首集），按剧集播放量倒序。
+
+    卡片封面/标题取 Series（回退首集封面），点击后客户端拿到的 video_id 即首集，
+    播放页会按 /videos/{id}/series 拉全集列表，从而支持选集。
+    """
+    if not category_id:
+        return {"next_cursor": None, "list": []}
+
+    # 仅返回至少有一集已发布的系列
+    live_series_ids = select(Video.series_id).where(
+        Video.status == STATUS_PUBLISHED, Video.series_id.isnot(None)
+    ).distinct()
+    stmt = select(Series).where(
+        Series.status == 1,
+        Series.category_id == category_id,
+        Series.id.in_(live_series_ids),
+    )
+    if source_id:
+        stmt = stmt.where(Series.source_id == source_id)
+
+    offset = int(_decode_cursor(cursor).get("o", 0))
+    rows = list(
+        (await db.execute(
+            stmt.order_by(Series.view_count.desc(), Series.id.desc())
+            .offset(offset)
+            .limit(limit + 1)
+        )).scalars()
+    )
+    page, rows = (len(rows) > limit), rows[:limit]
+    if not rows:
+        return {"next_cursor": None, "list": []}
+
+    # 取这些剧的全部已发布集数，按 episode_no + id 找首集，同时统计实际集数
+    series_ids = [s.id for s in rows]
+    episodes = list(
+        (await db.execute(
+            select(Video).where(
+                Video.series_id.in_(series_ids), Video.status == STATUS_PUBLISHED
+            )
+        )).scalars()
+    )
+    first_ep: dict[int, Video] = {}
+    ep_count: dict[int, int] = {}
+    for v in episodes:
+        ep_count[v.series_id] = ep_count.get(v.series_id, 0) + 1
+        cur = first_ep.get(v.series_id)
+        if cur is None or _ep_key(v) < _ep_key(cur):
+            first_ep[v.series_id] = v
+
+    first_videos = [first_ep[s.id] for s in rows if s.id in first_ep]
+    serialized = await serialize_videos(db, first_videos, identity.user_id)
+    by_id = {it["video_id"]: it for it in serialized}
+
+    items = []
+    for s in rows:
+        v = first_ep.get(s.id)
+        if v is None:
+            continue
+        it = by_id[v.id]
+        # 系列封面/标题优先，空值回退首集自身字段
+        it["title"] = s.title or it["title"]
+        it["cover_url"] = s.cover_url or it["cover_url"]
+        it["view_count"] = s.view_count
+        it["series_id"] = s.id
+        it["total_episodes"] = ep_count.get(s.id, s.total_episodes)
+        items.append(it)
+
+    next_cursor = _encode_cursor({"o": offset + limit}) if page else None
+    return {"next_cursor": next_cursor, "list": items}
+
+
+def _ep_key(v: Video) -> tuple[int, int]:
+    """首集排序键：episode_no 缺失视为最大，再按 id 兜底"""
+    return (v.episode_no if v.episode_no is not None else 1_000_000, v.id)
 
 
 async def _feed_ranked(
     db: AsyncSession, identity: Identity, feed_type: str, cursor: str | None,
-    limit: int, category_id: int | None,
+    limit: int, category_id: int | None, source_id: int | None = None,
 ) -> dict:
     """liked / viewed：按点赞量 / 播放量严格倒序（值 + id 打破并列游标）"""
     col = Video.like_count if feed_type == "liked" else Video.view_count
-    stmt = await _base_pool_stmt(category_id)
+    stmt = _base_pool_stmt(category_id, source_id)
     c = _decode_cursor(cursor)
     if c:
         val, vid = int(c["n"]), int(c["i"])
@@ -191,18 +304,21 @@ async def _feed_ranked(
     }
 
 
-async def _base_pool_stmt(category_id: int | None):
+def _base_pool_stmt(category_id: int | None, source_id: int | None = None):
     stmt = select(Video).where(Video.status == STATUS_PUBLISHED, Video.published_at.isnot(None))
     if category_id:
         stmt = stmt.where(Video.category_id == category_id)
+    if source_id:
+        stmt = stmt.where(Video.source_id == source_id)
     return stmt
 
 
 async def _feed_latest(
-    db: AsyncSession, identity: Identity, cursor: str | None, limit: int, category_id: int | None
+    db: AsyncSession, identity: Identity, cursor: str | None, limit: int, category_id: int | None,
+    source_id: int | None = None,
 ) -> dict:
     """latest：published_at 游标倒序（ts + id 打破并列）"""
-    stmt = await _base_pool_stmt(category_id)
+    stmt = _base_pool_stmt(category_id, source_id)
     c = _decode_cursor(cursor)
     if c:
         ts, vid = datetime.fromtimestamp(c["p"]), int(c["i"])
@@ -260,6 +376,7 @@ async def _feed_scored(
     cursor: str | None,
     limit: int,
     category_id: int | None,
+    source_id: int | None = None,
 ) -> dict:
     """recommend / hot：候选池打分 → 当日种子确定性加权抽样 → 当日去重（不足兜底）→ 偏移游标"""
     now = datetime.now()
@@ -267,7 +384,7 @@ async def _feed_scored(
     subject = identity.subject or "anon"
 
     # 1. 候选池：近 30 天已发布，封顶 FEED_POOL_SIZE
-    stmt = (await _base_pool_stmt(category_id)).where(
+    stmt = _base_pool_stmt(category_id, source_id).where(
         Video.published_at > now - timedelta(days=30)
     ).order_by(Video.published_at.desc()).limit(FEED_POOL_SIZE)
     pool = list((await db.execute(stmt)).scalars())
@@ -505,7 +622,20 @@ async def list_categories(db: AsyncSession) -> list[dict]:
     rows = (await db.execute(
         select(Category).where(Category.status == 1).order_by(Category.sort, Category.id)
     )).scalars().all()
-    return [{"category_id": c.id, "name": c.name} for c in rows]
+    # 系列型分类标记（该分类下存在正常状态的系列），App 据此按「剧」聚合展示
+    cnt_rows = (await db.execute(
+        select(Series.category_id, func.count()).where(Series.status == 1)
+        .group_by(Series.category_id)
+    )).all()
+    series_cnt = {cid: n for cid, n in cnt_rows}
+    return [
+        {
+            "category_id": c.id,
+            "name": c.name,
+            "has_series": series_cnt.get(c.id, 0) > 0,
+        }
+        for c in rows
+    ]
 
 
 # ---------- 上传发布（5.5 / 5.6 / 5.7） ----------
diff --git a/server/scripts/build_tags_from_titles.py b/server/scripts/build_tags_from_titles.py
index aa1b03d..63373bb 100644
--- a/server/scripts/build_tags_from_titles.py
+++ b/server/scripts/build_tags_from_titles.py
@@ -4,79 +4,25 @@
     cd /root/project/video/server
     .venv/bin/python scripts/build_tags_from_titles.py [--dry-run]
 
-提取规则：
-    1. 番号（如 CAWD-601）及其系列前缀（CAWD）
-    2. 书名号/方括号内容（≤12 字，去掉「无码破解」「中文字幕」等标记词）
-    3. jieba TF-IDF 关键词 topK=6（过滤停用词、纯数字、单字）
+提取规则见 app/services/title_tags.py（幂等可重复执行）。
 """
 import argparse
 import asyncio
 import logging
-import re
 import sys
 from pathlib import Path
 
 sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
 
-import jieba.analyse  # noqa: E402
 from sqlalchemy import select  # noqa: E402
 
 from app.database import SessionFactory, engine  # noqa: E402
 from app.models.video import Tag, Video, VideoTag  # noqa: E402
+from app.services.title_tags import extract_keywords  # noqa: E402
 
 logging.basicConfig(level=logging.INFO, format="%(asctime)s %(message)s")
 log = logging.getLogger(__name__)
 
-STOP = set(
-    "第 集 部 篇 全集 完结 中文字幕 无码 破解 无码破解 字幕 高清 最新 精选 视频 在线 观看 "
-    "一个 一起 没有 为了 开始 结果 只能 直接 就是 没想到 真爽".split()
-)
-
-CODE_RE = re.compile(r"[A-Za-z]{2,6}-\d{2,4}")
-EPISODE_RE = re.compile(r"第[0-9一二三四五六七八九十百千零]+[集部期话卷章]")
-PUNCT_RE = re.compile(r"[《》「」『』\[\]【】()（）_\-:：,，.。!！?？…、/\\|~～\s]+")
-BRACKET_RE = re.compile(r"[《「『\[【(（]([^《》「」『』\[\]【】()（）]{2,30})[》」』\]】)）]")
-
-
-def extract_keywords(title: str) -> list[str]:
-    kws: list[str] = []
-
-    # 1. 番号 + 系列前缀
-    for code in CODE_RE.findall(title.upper()):
-        kws.append(code)
-        prefix = code.split("-")[0]
-        if len(prefix) >= 2:
-            kws.append(prefix)
-
-    # 2. 书名号/括号内容（剧名/主题）
-    for inner in BRACKET_RE.findall(title):
-        inner = inner.strip()
-        if 2 <= len(inner) <= 12 and inner not in STOP and not CODE_RE.search(inner):
-            kws.append(inner)
-
-    # 3. jieba TF-IDF
-    t = EPISODE_RE.sub(" ", title)
-    t = PUNCT_RE.sub(" ", t)
-    for w in jieba.analyse.extract_tags(t, topK=6):
-        w = w.strip()
-        if not (2 <= len(w) <= 12):
-            continue
-        if w in STOP or re.fullmatch(r"\d+", w):
-            continue
-        kws.append(w)
-
-    # 去重保序（按 casefold 键，避免 MySQL 不区分大小写的唯一键冲突）
-    seen: set[str] = set()
-    out: list[str] = []
-    for k in kws:
-        if k.isascii():
-            k = k.upper()
-        key = k.casefold()
-        if key not in seen:
-            seen.add(key)
-            out.append(k)
-    return out
-
 
 async def main(dry_run: bool) -> None:
     async with SessionFactory() as db: