diff --git a/config.example.json b/config.example.json
index 2297f94..dd7aff1 100644
--- a/config.example.json
+++ b/config.example.json
@@ -1,7 +1,4 @@
 {
   "cache_time": 7200,
-  "api_site": {},
-  "storage": {
-    "type": "localstorage"
-  }
+  "api_site": {}
 }
diff --git a/config.json b/config.json
index 90ade99..24d5e68 100644
--- a/config.json
+++ b/config.json
@@ -81,8 +81,5 @@
       "api": "https://ikunzyapi.com/api.php/provide/vod",
       "name": "iKun资源"
     }
-  },
-  "storage": {
-    "type": "localstorage"
   }
 }
diff --git a/next.config.js b/next.config.js
index 152688e..76b805a 100644
--- a/next.config.js
+++ b/next.config.js
@@ -9,24 +9,14 @@ const nextConfig = {
   swcMinify: true,
 
   /**
-   * 在编译阶段把 storage.type 写入环境变量，供浏览器端动态切换存储方案。
+   * 在编译阶段将 STORAGE_TYPE 写入环境变量，供浏览器端与服务端统一读取。
    */
   env: (function () {
-    const fs = require('fs');
-    const path = require('path');
-
-    let storageType = 'localstorage';
-    try {
-      const json = JSON.parse(
-        fs.readFileSync(path.join(__dirname, 'config.json'), 'utf-8')
-      );
-      storageType = json?.storage?.type ?? 'localstorage';
-    } catch {
-      // ignore – 保持默认值
-    }
+    // 编译阶段优先使用传入的环境变量；默认 localstorage
+    const storageType = process.env.STORAGE_TYPE || 'localstorage';
 
     return {
-      NEXT_PUBLIC_STORAGE_TYPE: storageType,
+      STORAGE_TYPE: storageType,
     };
   })(),
 
diff --git a/src/lib/config.ts b/src/lib/config.ts
index bd219a8..fede9ed 100644
--- a/src/lib/config.ts
+++ b/src/lib/config.ts
@@ -74,8 +74,3 @@ export function getApiSites(): ApiSite[] {
     key,
   }));
 }
-
-export function getStorageConfig(): StorageConfig {
-  const config = getConfig();
-  return config.storage || { type: 'localstorage' };
-}
diff --git a/src/lib/db.client.ts b/src/lib/db.client.ts
index 306809a..0d88d5d 100644
--- a/src/lib/db.client.ts
+++ b/src/lib/db.client.ts
@@ -31,10 +31,8 @@ const PLAY_RECORDS_KEY = 'moontv_play_records';
 
 // ---- 环境变量 ----
 const STORAGE_TYPE =
-  (process.env.NEXT_PUBLIC_STORAGE_TYPE as
-    | 'localstorage'
-    | 'database'
-    | undefined) || 'localstorage';
+  (process.env.STORAGE_TYPE as 'localstorage' | 'database' | undefined) ||
+  'localstorage';
 
 // ---------------- 搜索历史相关常量 ----------------
 const SEARCH_HISTORY_KEY = 'moontv_search_history';
diff --git a/src/lib/db.ts b/src/lib/db.ts
index 2fd789e..2e4791f 100644
--- a/src/lib/db.ts
+++ b/src/lib/db.ts
@@ -1,6 +1,9 @@
 /* eslint-disable no-console */
 
-import { getStorageConfig } from './config';
+// storage type 常量: 'localstorage' | 'database'，默认 'localstorage'
+const STORAGE_TYPE =
+  (process.env.STORAGE_TYPE as 'localstorage' | 'database' | undefined) ||
+  'localstorage';
 
 // 播放记录数据结构
 export interface PlayRecord {
@@ -85,9 +88,7 @@ class DatabaseStorage implements IStorage {
 
 // 创建存储实例
 function createStorage(): IStorage {
-  const config = getStorageConfig();
-
-  switch (config.type) {
+  switch (STORAGE_TYPE) {
     case 'database':
       return new DatabaseStorage();
     case 'localstorage':