diff --git a/src/directives/permission/index.ts b/src/directives/permission/index.ts
index e3d629ee..164b319c 100644
--- a/src/directives/permission/index.ts
+++ b/src/directives/permission/index.ts
@@ -1,10 +1,10 @@
 import type { Directive, DirectiveBinding } from "vue";
 
 import { useUserStore } from "@/stores";
-import { ROLE_ROOT } from "@/constants";
+import { hasPerm as hasPermFn } from "@/utils/auth";
 
 /**
- * 按钮权限
+ * 按钮权限（复用 utils/auth 的 hasPerm 函数，保持指令与函数行为一致）
  */
 export const hasPerm: Directive = {
   mounted(el: HTMLElement, binding: DirectiveBinding) {
@@ -17,20 +17,8 @@ export const hasPerm: Directive = {
       );
     }
 
-    const { roles, perms } = useUserStore().userInfo;
-
-    // 超级管理员拥有所有权限，如果是"*:*:*"权限标识，则不需要进行权限校验
-    if (roles.includes(ROLE_ROOT) || requiredPerms.includes("*:*:*")) {
-      return;
-    }
-
-    // 检查权限
-    const hasAuth = Array.isArray(requiredPerms)
-      ? requiredPerms.some((perm) => perms.includes(perm))
-      : perms.includes(requiredPerms);
-
     // 如果没有权限，移除该元素
-    if (!hasAuth && el.parentNode) {
+    if (!hasPermFn(requiredPerms) && el.parentNode) {
       el.parentNode.removeChild(el);
     }
   },
diff --git a/src/utils/auth.ts b/src/utils/auth.ts
index b94b6171..0443e790 100644
--- a/src/utils/auth.ts
+++ b/src/utils/auth.ts
@@ -1,7 +1,6 @@
 import { Storage } from "./storage";
 import { STORAGE_KEYS, ROLE_ROOT } from "@/constants";
 import { useUserStoreHook } from "@/stores/user";
-import router from "@/router";
 
 // 负责本地凭证与偏好的读写
 export const AuthStorage = {
@@ -45,58 +44,21 @@ export const AuthStorage = {
 };
 
 /**
- * 权限判断
+ * 权限判断（v-hasPerm 指令共用本实现）
  */
-export function hasPerm(value: string | string[], type: "button" | "role" = "button"): boolean {
+export function hasPerm(value: string | string[]): boolean {
   const { roles, perms } = useUserStoreHook().userInfo;
 
   if (!roles || !perms) {
     return false;
   }
 
-  // 超级管理员拥有所有权限
-  if (type === "button" && roles.includes(ROLE_ROOT)) {
+  const requiredPerms = Array.isArray(value) ? value : [value];
+
+  // 超级管理员或通配权限直接放行
+  if (roles.includes(ROLE_ROOT) || requiredPerms.includes("*:*:*")) {
     return true;
   }
 
-  const auths = type === "button" ? perms : roles;
-  return typeof value === "string"
-    ? auths.includes(value)
-    : value.some((perm) => auths.includes(perm));
-}
-
-let redirectingToLogin = false;
-
-/**
- * 重定向到登录页面
- */
-export async function redirectToLogin(
-  message: string = "请重新登录",
-  notify: boolean = true
-): Promise<void> {
-  if (redirectingToLogin) return;
-  redirectingToLogin = true;
-
-  if (notify) {
-    ElNotification({
-      title: "提示",
-      message,
-      type: "warning",
-      duration: 3000,
-    });
-  }
-
-  await useUserStoreHook().resetAllState();
-
-  try {
-    // 跳转到登录页，保留当前路由用于登录后跳转
-    const currentPath = router.currentRoute.value.fullPath;
-    await router.push(`/login?redirect=${encodeURIComponent(currentPath)}`);
-  } catch (error) {
-    console.error("Redirect to login error:", error);
-    // 强制跳转，即使路由重定向失败
-    window.location.href = "/login";
-  } finally {
-    redirectingToLogin = false;
-  }
+  return requiredPerms.some((perm) => perms.includes(perm));
 }
diff --git a/src/utils/request.ts b/src/utils/request.ts
index 7ed55a9c..961dd22f 100644
--- a/src/utils/request.ts
+++ b/src/utils/request.ts
@@ -4,7 +4,7 @@ import qs from "qs";
 import { ApiCodeEnum } from "@/enums/api";
 import { useUserStoreHook } from "@/stores/user";
 import { usePermissionStoreHook } from "@/stores/permission";
-import { AuthStorage, redirectToLogin } from "@/utils/auth";
+import { AuthStorage } from "@/utils/auth";
 import type { ApiResult } from "@/api/common";
 
 // 防止同一请求在 token 刷新后重复进入重试，导致死循环
@@ -65,15 +65,15 @@ http.interceptors.response.use(
 
     // Token 过期
     if (code === ApiCodeEnum.ACCESS_TOKEN_INVALID) {
+      const userStore = useUserStoreHook();
       if (!config || retriedRequests.has(config)) {
-        await redirectToLogin("登录已过期，请重新登录");
+        await userStore.redirectToLogin("登录已过期，请重新登录");
         return Promise.reject(new Error("Token Invalid"));
       }
 
       retriedRequests.add(config);
 
       try {
-        const userStore = useUserStoreHook();
         await userStore.refreshTokenOnce();
 
         const token = AuthStorage.getAccessToken();
@@ -83,14 +83,14 @@ http.interceptors.response.use(
 
         return http(config);
       } catch {
-        await redirectToLogin("登录已过期，请重新登录");
+        await userStore.redirectToLogin("登录已过期，请重新登录");
         return Promise.reject(new Error("Token refresh failed"));
       }
     }
 
     // Refresh token 失效
     if (code === ApiCodeEnum.REFRESH_TOKEN_INVALID) {
-      await redirectToLogin("登录已过期，请重新登录", false);
+      await useUserStoreHook().redirectToLogin("登录已过期，请重新登录", false);
       return Promise.reject(new Error("Token Invalid"));
     }
 
diff --git a/src/views/profile/index.vue b/src/views/profile/index.vue
index e2d1e31c..5cde0aa1 100644
--- a/src/views/profile/index.vue
+++ b/src/views/profile/index.vue
@@ -314,7 +314,6 @@ import type { Component } from "vue";
 import { computed, onBeforeUnmount, onMounted, reactive, ref } from "vue";
 import FileAPI from "@/api/file";
 import { useUserStoreHook } from "@/stores";
-import { redirectToLogin } from "@/utils/auth";
 
 import {
   Calendar,
@@ -856,7 +855,7 @@ const handleSubmit = async () => {
 
       await UserAPI.changePassword(passwordChangeForm);
       dialogState.visible = false;
-      await redirectToLogin("密码已修改，请重新登录");
+      await userStore.redirectToLogin("密码已修改，请重新登录");
     } else if (dialogState.type === DialogType.MOBILE) {
       const valid = await mobileBindingFormRef.value?.validate();
       if (!valid) return;