diff --git a/package.json b/package.json
index 4b7e980..ace9c61 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,8 @@
     "lucide-react": "^1.14.0",
     "next": "16.2.5",
     "react": "19.2.4",
-    "react-dom": "19.2.4"
+    "react-dom": "19.2.4",
+    "zustand": "^5.0.13"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 02ac4ef..e1ccaea 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -14,6 +14,9 @@ importers:
       classnames:
         specifier: ^2.5.1
         version: 2.5.1
+      lucide-react:
+        specifier: ^1.14.0
+        version: 1.14.0(react@19.2.4)
       next:
         specifier: 16.2.5
         version: 16.2.5(react-dom@19.2.4(react@19.2.4))(react@19.2.4)(sass@1.99.0)
@@ -23,6 +26,9 @@ importers:
       react-dom:
         specifier: 19.2.4
         version: 19.2.4(react@19.2.4)
+      zustand:
+        specifier: ^5.0.13
+        version: 5.0.13(@types/react@19.2.14)(react@19.2.4)
     devDependencies:
       '@tailwindcss/postcss':
         specifier: ^4
@@ -39,9 +45,6 @@ importers:
       sass:
         specifier: ^1.99.0
         version: 1.99.0
-      scss:
-        specifier: ^0.2.4
-        version: 0.2.4
       tailwindcss:
         specifier: ^4
         version: 4.2.4
@@ -675,6 +678,11 @@ packages:
     resolution: {integrity: sha512-NXYBzinNrblfraPGyrbPoD19C1h9lfI/1mzgWYvXUTe414Gz/X1FD2XBZSZM7rRTrMA8JL3OtAaGifrIKhQ5yQ==}
     engines: {node: '>= 12.0.0'}
 
+  lucide-react@1.14.0:
+    resolution: {integrity: sha512-+1mdWcfSJVUsaTIjN9zoezmUhfXo5l0vP7ekBMPo3jcS/aIkxHnXqAPsByszMZx/Y8oQBRJxJx5xg+RH3urzxA==}
+    peerDependencies:
+      react: ^16.5.1 || ^17.0.0 || ^18.0.0 || ^19.0.0
+
   magic-string@0.30.21:
     resolution: {integrity: sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ==}
 
@@ -719,10 +727,6 @@ packages:
   node-addon-api@7.1.1:
     resolution: {integrity: sha512-5m3bsyrjFWE1xf7nz7YXdN4udnVtXK6/Yfgn5qnahL6bCkf2yKt4k3nuTKAtT4r3IG8JNR2ncsIMdZuAzJjHQQ==}
 
-  ometa@0.2.2:
-    resolution: {integrity: sha512-LZuoK/yjU3FvrxPjUXUlZ1bavCfBPqauA7fsNdwi+AVhRdyk2IzgP3JRnevvjzQ6fKHdUw8YISshf53FmpHrng==}
-    engines: {node: '>= 0.2.0'}
-
   picocolors@1.1.1:
     resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
 
@@ -763,10 +767,6 @@ packages:
   scheduler@0.27.0:
     resolution: {integrity: sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q==}
 
-  scss@0.2.4:
-    resolution: {integrity: sha512-4u8V87F+Q/upVhUmhPnB4C1R11xojkRkWjExL2v0CX2EXTg18VrKd+9JWoeyCp2VEMdSpJsyAvVU+rVjogh51A==}
-    engines: {node: '>= 0.2.0'}
-
   semver@7.7.4:
     resolution: {integrity: sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==}
     engines: {node: '>=10'}
@@ -811,6 +811,24 @@ packages:
   undici-types@6.21.0:
     resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
 
+  zustand@5.0.13:
+    resolution: {integrity: sha512-efI2tVaVQPqtOh114loML/Z80Y4NP3yc+Ff0fYiZJPauNeWZeIp/bRFD7I9bfmCOYBh/PHxlglQ9+wvlwnPikQ==}
+    engines: {node: '>=12.20.0'}
+    peerDependencies:
+      '@types/react': '>=18.0.0'
+      immer: '>=9.0.6'
+      react: '>=18.0.0'
+      use-sync-external-store: '>=1.2.0'
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      immer:
+        optional: true
+      react:
+        optional: true
+      use-sync-external-store:
+        optional: true
+
 snapshots:
 
   '@alloc/quick-lru@5.2.0': {}
@@ -1276,6 +1294,10 @@ snapshots:
       lightningcss-win32-arm64-msvc: 1.32.0
       lightningcss-win32-x64-msvc: 1.32.0
 
+  lucide-react@1.14.0(react@19.2.4):
+    dependencies:
+      react: 19.2.4
+
   magic-string@0.30.21:
     dependencies:
       '@jridgewell/sourcemap-codec': 1.5.5
@@ -1318,8 +1340,6 @@ snapshots:
   node-addon-api@7.1.1:
     optional: true
 
-  ometa@0.2.2: {}
-
   picocolors@1.1.1: {}
 
   picomatch@4.0.4:
@@ -1358,10 +1378,6 @@ snapshots:
 
   scheduler@0.27.0: {}
 
-  scss@0.2.4:
-    dependencies:
-      ometa: 0.2.2
-
   semver@7.7.4:
     optional: true
 
@@ -1413,3 +1429,8 @@ snapshots:
   typescript@5.9.3: {}
 
   undici-types@6.21.0: {}
+
+  zustand@5.0.13(@types/react@19.2.14)(react@19.2.4):
+    optionalDependencies:
+      '@types/react': 19.2.14
+      react: 19.2.4
diff --git a/src/app/(auth)/login/page.tsx b/src/app/(auth)/login/page.tsx
index f8df401..450a668 100644
--- a/src/app/(auth)/login/page.tsx
+++ b/src/app/(auth)/login/page.tsx
@@ -9,11 +9,6 @@ import {PasswordToggle} from "../components/password-toggle";
 import {getLoginNotice} from "./login-error";
 import {validateSignup} from "../validate";
 
-/** 登录表单提交参数。 */
-interface LoginPayload {
-    email: string;
-    password: string;
-}
 
 /** 登录页入口，为依赖查询参数的表单提供 Suspense 边界。 */
 export default function LoginPage() {
diff --git a/src/store/user.ts b/src/store/user.ts
new file mode 100644
index 0000000..1b5026e
--- /dev/null
+++ b/src/store/user.ts
@@ -0,0 +1,23 @@
+import {create} from "zustand";
+import {persist, createJSONStorage} from "zustand/middleware";
+
+type UserStore = {
+    token: string;
+    setToken: (token: string) => void;
+    clearToken: () => void;
+}
+
+const useUserStore = create<UserStore>()(
+    persist(
+        (set) => ({
+            token: "",
+            setToken: (token) => set({token}),
+            clearToken: () => set({token: ""}),
+        }),
+        {
+            name: "user-storage",
+            storage: createJSONStorage(() => localStorage),
+        }
+    )
+);
+export default useUserStore;
\ No newline at end of file