diff --git a/src/components/SignIn.tsx b/src/components/SignIn.tsx
index 44238b7..e78ae7f 100644
--- a/src/components/SignIn.tsx
+++ b/src/components/SignIn.tsx
@@ -11,15 +11,18 @@ import { Button } from '@/components/ui/button';
 import { Label } from '@/components/ui/label';
 import { Input } from '@/components/ui/input';
 import { useToast } from '@/components/ui/use-toast';
-import { useState, useEffect } from 'react';
+import { useState } from 'react';
 import NProgress from 'nprogress';
 import { useTranslation } from 'react-i18next';
+import { LogIn } from 'lucide-react';
+import authStore from '@/stores/auth';
 
-export default function SignIn({ setIsAuth, setStoreAuth }) {
+export default function SignIn() {
   const { t } = useTranslation();
   const { toast } = useToast();
   const [open, setOpen] = useState(false);
   const [loading, setLoading] = useState(false);
+  const { login } = authStore();
 
   const signIn = () => new Promise((resolve) => {
     NProgress.start();
@@ -27,11 +30,9 @@ export default function SignIn({ setIsAuth, setStoreAuth }) {
     setTimeout(resolve, 1000);
   }).then(() => {
     NProgress.done();
+    login();
     setLoading(false);
     setOpen(false);
-    setIsAuth(true);
-    localStorage.setItem('isAuth', true);
-    setStoreAuth(true);
     toast({
       description: 'Signed in successfully!',
     });
@@ -39,14 +40,14 @@ export default function SignIn({ setIsAuth, setStoreAuth }) {
   const handleEmailKeyPress = (e) => {
     if (e.key === 'Enter') document.getElementById('password').focus();
   };
-  const handlePasswordKeyPress = (e) => {
-    if (e.key === 'Enter') signIn();
+  const handlePasswordKeyPress = async (e) => {
+    if (e.key === 'Enter') await signIn();
   };
 
   return (
     <Dialog open={open} onOpenChange={setOpen}>
       <DialogTrigger asChild>
-        <Button>{t('signIn')}</Button>
+        <LogIn className="ml-2" />
       </DialogTrigger>
       <DialogContent className="sm:max-w-[425px]">
         <DialogHeader>
diff --git a/src/components/layouts/header/index.tsx b/src/components/layouts/header/index.tsx
index 0c67182..0d227cf 100644
--- a/src/components/layouts/header/index.tsx
+++ b/src/components/layouts/header/index.tsx
@@ -1,48 +1,31 @@
-import { Link, useNavigate } from 'react-router-dom';
+import { Link } from 'react-router-dom';
 import Menu from '@/components/layouts/header/menu';
 import MobileMenu from '@/components/layouts/header/mobileMenu';
 import { useTranslation } from 'react-i18next';
 import {
-  Globe, Moon, Sun, User,
+  Globe, LogOut, Moon, Sun, User,
 } from 'lucide-react';
 import useLanguage from '@/stores/language';
-import { Button } from '@/components/ui/button';
 import SignIn from '@/components/SignIn';
 import { useDarkMode } from '@/lib/dark-mode';
-import { useState, useEffect } from 'react';
-import { useLocalStorage } from 'usehooks-ts';
 import { useToast } from '@/components/ui/use-toast';
+import authStore from '@/stores/auth';
 
 function Header() {
   const { t } = useTranslation();
   const { toast } = useToast();
-  const { isDarkMode, toggle } = useDarkMode();
+  const { toggle } = useDarkMode();
   const { toggleLang } = useLanguage();
-  const [isAuth, setIsAuth] = useState(false);
-  const [storeauth, setStoreAuth] = useLocalStorage('isAuth', false);
-
-  const navigate = useNavigate();
+  const { logout, isAuth } = authStore();
   const menuItems = [{ path: '/example', name: t('menu.example') }];
 
   const signOut = () => {
-    setIsAuth(false);
-    setStoreAuth(false);
-    localStorage.setItem('isAuth', 'false');
+    logout();
     toast({
       description: 'Signed out successfully!',
     });
   };
 
-  useEffect(() => {
-    const storedAuth = localStorage.getItem('isAuth');
-    if (storedAuth === 'true') {
-      setIsAuth(true);
-      setStoreAuth(true);
-    } else {
-      navigate('/');
-    }
-  }, [isAuth]);
-
   return (
     <header className="z-50 flex w-full flex-wrap justify-start py-4 text-sm fixed top-0 backdrop-blur-sm">
       <nav className="mx-auto flex w-full max-w-[85rem] items-center justify-between px-4">
@@ -56,14 +39,6 @@ function Header() {
           <Menu menuItems={menuItems} />
         </div>
         <div className="flex items-center justify-end sm:px-10">
-          {isAuth ? (
-            <Button onClick={signOut} variant="destructive">
-              {t('signOut')}
-            </Button>
-          ) : (
-            <SignIn setIsAuth={setIsAuth} setStoreAuth={setStoreAuth} />
-          )}
-
           <Sun
             className="cursor-pointer ml-2 hidden dark:block"
             onClick={toggle}
@@ -77,6 +52,12 @@ function Header() {
            </Link>
            )
           }
+          {isAuth ? (
+            <LogOut onClick={signOut} className="cursor-pointer ml-2" />
+          ) : (
+
+            <SignIn />
+          )}
         </div>
       </nav>
     </header>
diff --git a/src/main.tsx b/src/main.tsx
index 526411d..276f68f 100644
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -4,7 +4,6 @@ import { HelmetProvider } from 'react-helmet-async';
 import '@/lib/locales';
 import { createRoot } from 'react-dom/client';
 import { Routes } from '@generouted/react-router';
-import NProgress from 'nprogress';
 import 'nprogress/nprogress.css';
 import '@/style/nprogress.css';
 
diff --git a/src/pages/(auth)/_layout.tsx b/src/pages/(auth)/_layout.tsx
new file mode 100644
index 0000000..e6a3828
--- /dev/null
+++ b/src/pages/(auth)/_layout.tsx
@@ -0,0 +1,20 @@
+import { useEffect } from 'react';
+import authStore from '@/stores/auth';
+import { useNavigate, Outlet } from 'react-router-dom';
+
+export default function Index() {
+  const { isAuth } = authStore();
+  const nav = useNavigate();
+
+  useEffect(() => {
+    if (!isAuth) {
+      nav('/', { replace: true });
+    }
+  }, [isAuth]);
+
+  return (
+    <main>
+      <Outlet />
+    </main>
+  );
+}
diff --git a/src/stores/auth.tsx b/src/stores/auth.tsx
new file mode 100644
index 0000000..996d2c6
--- /dev/null
+++ b/src/stores/auth.tsx
@@ -0,0 +1,24 @@
+import { create } from 'zustand';
+
+type Auth = {
+  isAuth: boolean
+  login: () => void
+  logout: () => void
+}
+
+const authStore = create<Auth>((set) => ({
+  isAuth: localStorage.getItem('isAuth') === 'true' || false,
+
+  login: () => set(() => {
+    localStorage.setItem('isAuth', 'true');
+    return { isAuth: true };
+  }),
+
+  logout: () => set(() => {
+    localStorage.removeItem('isAuth');
+    return { isAuth: false };
+  }),
+
+}));
+
+export default authStore;