diff --git a/src/App.jsx b/src/App.jsx
index 0bcb932..02edb33 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -1,6 +1,17 @@
 import AppRoutes from "./routes/routes";
+import { useEffect } from "react";
 
 function App() {
+
+    const checkTheme = () => {
+        if (localStorage.theme ? (localStorage.theme === "dark") : (window.matchMedia("(prefers-color-scheme: dark)").matches)) {
+            document.documentElement.classList.add("dark");
+        }
+    };
+
+    useEffect(() => {
+        checkTheme();
+    }, []);
     return (
         <AppRoutes />
     );
diff --git a/src/components/ToggleTheme.jsx b/src/components/ToggleTheme.jsx
new file mode 100644
index 0000000..42d3def
--- /dev/null
+++ b/src/components/ToggleTheme.jsx
@@ -0,0 +1,11 @@
+export default function toggleTheme() {
+  const html = document.documentElement;
+
+  if (html.classList.contains("dark")) {
+    html.classList.remove("dark");
+    localStorage.theme = "light";
+  } else {
+    html.classList.add("dark");
+    localStorage.theme = "dark";
+  }
+}
diff --git a/src/components/layout/Header/header.jsx b/src/components/layout/Header/header.jsx
index 3064c37..b4834de 100644
--- a/src/components/layout/Header/header.jsx
+++ b/src/components/layout/Header/header.jsx
@@ -29,26 +29,34 @@ import Search from "../../../assets/icons/search.svg";
 import Arrow from "../../../assets/icons/arrow.svg";
 import Vector7 from "../../../assets/icons/Vector7.svg";
 import Pic from "../../../assets/icons/pic.png";
+import toggleTheme from "../../ToggleTheme";
 
 const Header = ({ title }) => {
   return (
-    <header className="flex items-center justify-end gap-4 p-3 ml-5 mr-2">
+    <header className="flex bg-header items-center justify-end gap-4 p-3 ml-5 mr-2">
       {/* <h3 className="text-[#402E32] font-bold text-lg">{title}</h3> */}
 
       <div className="flex items-center gap-2">
-        <div className="w-12 h-10 border-2 border-[#8B8886] flex justify-center items-center rounded-2xl bg-[#F4EADF]">
+        <div className="w-12 h-10 border-2 border-[#8B8886] flex justify-center items-center rounded-2xl bg-header2">
           <img src={Search} alt="search" />
         </div>
-
-        <div className="flex items-center w-40 md:w-60 justify-between border-2 border-[#8B8886] rounded-2xl px-3 py-1 bg-[#F4EADF]">
-          <img src={Pic} className="w-8 h-8 rounded-full ml-1" alt="user" />
-          <p className="text-[#402E32] text-sm">سارا راد</p>
-          <img src={Arrow} className="w-4 h-4 ml-1" alt="arrow" />
-        </div>
-
-        <img src={Vector7} alt="vector" />
+        <button
+          onClick={toggleTheme}
+          className="w-12 h-10 border-2 border-[#8B8886] flex justify-center items-center rounded-2xl bg-header2 text-sm"
+        >
+          تغییر تم
+        </button>
       </div>
-    </header>
+
+      <div className="flex items-center w-40 md:w-60 justify-between border-2 border-[#8B8886] rounded-2xl px-3 py-1 bg-header2">
+        <img src={Pic} className="w-8 h-8 rounded-full ml-1" alt="user" />
+        <p className="text-[#402E32] text-sm">سارا راد</p>
+        <img src={Arrow} className="w-4 h-4 ml-1" alt="arrow" />
+      </div>
+
+      <img src={Vector7} alt="vector" />
+    
+    </header >
   );
 };
 
diff --git a/src/components/layout/Sidebar/sidebar.jsx b/src/components/layout/Sidebar/sidebar.jsx
index 42a9cac..d6f62e9 100644
--- a/src/components/layout/Sidebar/sidebar.jsx
+++ b/src/components/layout/Sidebar/sidebar.jsx
@@ -6,6 +6,42 @@ import { PiCoffee } from "react-icons/pi";
 import { HiOutlineLogout } from "react-icons/hi";
 import { FiMenu, FiX } from "react-icons/fi";
 
+const SIDEBAR = {
+    logo: LogoDM,
+    navigation: [
+        {
+            id: 'dashboard',
+            path: '/dashboard',
+            icon: BiBarChartAlt2,
+            label: 'داشبورد',
+        },
+        {
+            id: 'cafe-management',
+            path: '/cafe-management',
+            icon: PiCoffee,
+            label: 'مدیریت کافه ها',
+        },
+        {
+            id: 'stats',
+            path: '/stats',
+            icon: AiOutlinePieChart,
+            label: 'آمار و تحلیل',
+        },
+    ],
+    logout: {
+        icon: HiOutlineLogout,
+        label: 'خروج',
+    },
+    styles: {
+        activeColor: '#7F4629',
+        inactiveColor: '#402E32',
+        borderColor: '#D9CAB3',
+        padding: 'p-2.5',
+        gap: 'gap-2.5',
+        rounded: 'rounded-lg',
+    },
+};
+
 export default function Sidebar({ className, isOpen, setIsOpen }) {
     const location = useLocation();
     const navigate = useNavigate();
@@ -19,9 +55,6 @@ export default function Sidebar({ className, isOpen, setIsOpen }) {
             localStorage.removeItem('token');
             localStorage.removeItem('adminInfo');
 
-            console.log('Tokens cleared from localStorage');
-            console.log('Current token:', localStorage.getItem('token'));
-
             navigate('/login');
         } catch (error) {
             console.error('Logout error:', error);
@@ -31,11 +64,46 @@ export default function Sidebar({ className, isOpen, setIsOpen }) {
 
     const closeSidebar = () => setIsOpen(false);
 
+    const renderNavItem = (item) => {
+        const Icon = item.icon;
+        const active = isActive(item.path);
+
+        return (
+            <Link
+                key={item.id}
+                to={item.path}
+                onClick={closeSidebar}
+                className={`group flex items-center ${SIDEBAR.styles.gap} ${SIDEBAR.styles.rounded} ${SIDEBAR.styles.padding} transition-all duration-200 ${
+                    active
+                        ? `bg-[${SIDEBAR.styles.activeColor}] shadow-md`
+                        : `hover:bg-[${SIDEBAR.styles.activeColor}]`
+                }`}
+            >
+                <Icon
+                    className={`w-5 h-5 flex-shrink-0 transition-colors ${
+                        active
+                            ? "text-white"
+                            : `text-[${SIDEBAR.styles.inactiveColor}] group-hover:text-white`
+                    }`}
+                />
+                <span
+                    className={`text-sm font-medium transition-colors ${
+                        active
+                            ? "text-white"
+                            : `text-[${SIDEBAR.styles.inactiveColor}] group-hover:text-white`
+                    }`}
+                >
+                    {item.label}
+                </span>
+            </Link>
+        );
+    };
+
     return (
         <>
             <button
                 onClick={() => setIsOpen(!isOpen)}
-                className="lg:hidden fixed top-4 right-4 z-[70] bg-[#7F4629] text-white p-2.5 rounded-lg shadow-lg"
+                className="lg:hidden fixed top-4 right-4 z-[70] bg-button1 text-white p-2.5 rounded-lg shadow-lg"
                 aria-label="Toggle menu"
             >
                 {isOpen ? <FiX className="w-5 h-5" /> : <FiMenu className="w-5 h-5" />}
@@ -57,103 +125,27 @@ export default function Sidebar({ className, isOpen, setIsOpen }) {
                 `}
             >
                 <div className="flex justify-center mt-5 mb-2">
-                    <img src={LogoDM} className="h-10 w-10 lg:h-12 lg:w-12" alt="Logo" />
+                    <img src={SIDEBAR.logo} className="h-10 w-10 lg:h-12 lg:w-12" alt="Logo" />
                 </div>
 
                 <nav className="flex-1 px-3 mt-6 space-y-3 overflow-y-auto">
-                    <Link
-                        to="/dashboard"
-                        onClick={closeSidebar}
-                        className={`group flex items-center gap-2.5 rounded-lg p-2.5 transition-all duration-200 ${
-                            isActive("/dashboard")
-                                ? "bg-[#7F4629] shadow-md"
-                                : "hover:bg-[#7F4629]"
-                        }`}
-                    >
-                        <BiBarChartAlt2
-                            className={`w-5 h-5 flex-shrink-0 transition-colors ${
-                                isActive("/dashboard")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        />
-                        <span
-                            className={`text-sm font-medium transition-colors ${
-                                isActive("/dashboard")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        >
-                            داشبورد
-                        </span>
-                    </Link>
-
-                    <Link
-                        to="/cafe-management"
-                        onClick={closeSidebar}
-                        className={`group flex items-center gap-2.5 rounded-lg p-2.5 transition-all duration-200 ${
-                            isActive("/cafe-management")
-                                ? "bg-[#7F4629] shadow-md"
-                                : "hover:bg-[#7F4629]"
-                        }`}
-                    >
-                        <PiCoffee
-                            className={`w-5 h-5 flex-shrink-0 transition-colors ${
-                                isActive("/cafe-management")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        />
-                        <span
-                            className={`text-sm font-medium transition-colors ${
-                                isActive("/cafe-management")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        >
-                            مدیریت کافه ها
-                        </span>
-                    </Link>
-
-                    <Link
-                        to="/stats"
-                        onClick={closeSidebar}
-                        className={`group flex items-center gap-2.5 rounded-lg p-2.5 transition-all duration-200 ${
-                            isActive("/stats")
-                                ? "bg-[#7F4629] shadow-md"
-                                : "hover:bg-[#7F4629]"
-                        }`}
-                    >
-                        <AiOutlinePieChart
-                            className={`w-5 h-5 flex-shrink-0 transition-colors ${
-                                isActive("/stats")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        />
-                        <span
-                            className={`text-sm font-medium transition-colors ${
-                                isActive("/stats")
-                                    ? "text-white"
-                                    : "text-[#402E32] group-hover:text-white"
-                            }`}
-                        >
-                            آمار و تحلیل
-                        </span>
-                    </Link>
+                    {SIDEBAR.navigation.map(renderNavItem)}
                 </nav>
 
-                <div className="p-3 border-t border-[#D9CAB3]">
+                <div className={`p-3 border-t border-[${SIDEBAR.styles.borderColor}]`}>
                     <button
                         onClick={() => {
                             handleLogout();
                             closeSidebar();
                         }}
-                        className="group flex items-center gap-2.5 rounded-lg p-2.5 transition-all duration-200 hover:bg-[#7F4629] w-full"
+                        className={`group flex items-center ${SIDEBAR.styles.gap} ${SIDEBAR.styles.rounded} ${SIDEBAR.styles.padding} transition-all duration-200 hover:bg-button1 w-full`}
                     >
-                        <HiOutlineLogout className="w-5 h-5 flex-shrink-0 text-[#402E32] transition-colors group-hover:text-white" />
+                        {(() => {
+                            const LogoutIcon = SIDEBAR.logout.icon;
+                            return <LogoutIcon className="w-5 h-5 flex-shrink-0 text-[#402E32] transition-colors group-hover:text-white" />;
+                        })()}
                         <span className="text-sm text-[#402E32] font-medium transition-colors group-hover:text-white">
-                            خروج
+                            {SIDEBAR.logout.label}
                         </span>
                     </button>
                 </div>
diff --git a/src/pages/CafeManagement/CafeManagement.jsx b/src/pages/CafeManagement/CafeManagement.jsx
index 6534104..d065d56 100644
--- a/src/pages/CafeManagement/CafeManagement.jsx
+++ b/src/pages/CafeManagement/CafeManagement.jsx
@@ -43,7 +43,7 @@ const CafeManagement = () => {
         if (loading) {
             return (
                 <div className="flex justify-center items-center h-screen">
-                    <div className="text-[#7F4629] text-xl font-bold">در حال بارگذاری...</div>
+                    <div className="text-button1 text-xl font-bold">در حال بارگذاری...</div>
                 </div>
             );
         }
@@ -112,7 +112,7 @@ const CafeManagement = () => {
                                     <td className="px-4 py-4 text-center">
                                         <Link
                                             to={`/edit-cafe/${cafe._id}`}
-                                            className="inline-flex items-center justify-center gap-2 border-2 border-[#BB8F70] px-6 py-2 rounded-3xl text-sm font-light text-[#402E32] hover:bg-[#7F4629] hover:text-white hover:border-[#7F4629] transition-all duration-300"
+                                            className="inline-flex items-center justify-center gap-2 border-2 border-[#BB8F70] px-6 py-2 rounded-3xl text-sm font-light text-[#402E32] hover:bg-button1 hover:text-white hover:border-button1 transition-all duration-300"
                                         >
                                             <span>ادیت</span>
                                             <BiEdit className="w-4 h-4" />
@@ -153,7 +153,7 @@ const CafeManagement = () => {
 
                             <Link
                                 to={`/edit-cafe/${cafe._id}`}
-                                className="flex justify-center items-center gap-2 w-full border-2 border-[#BB8F70] py-2 rounded-full text-sm font-medium text-[#402E32] hover:bg-[#7F4629] hover:text-white hover:border-[#7F4629] transition-all duration-300"
+                                className="flex justify-center items-center gap-2 w-full border-2 border-[#BB8F70] py-2 rounded-full text-sm font-medium text-[#402E32] hover:bg-button1 hover:text-white hover:border-button1 transition-all duration-300"
                             >
                                 <span>ادیت کافه</span>
                                 <BiEdit className="w-4 h-4" />
@@ -169,7 +169,7 @@ const CafeManagement = () => {
         <section dir="rtl" className="w-full pt-24 max-w-full overflow-x-hidden">
             {/* بخش دکمه اضافه کردن */}
             <div className="flex items-center justify-between mb-8">
-                <button className="flex items-center justify-center gap-3 px-6 py-3 bg-[#7F4629] text-white rounded-3xl text-sm lg:text-base font-medium hover:bg-amber-950 transition-all duration-300 cursor-pointer">
+                <button className="flex items-center justify-center gap-3 px-6 py-3 bg-button1 text-white rounded-3xl text-sm lg:text-base font-medium hover:bg-amber-950 transition-all duration-300 cursor-pointer">
                     <span>افزودن شعبه جدید</span>
                     <img src={Vector9} alt="افزودن" className="w-5 h-5" />
                 </button>
diff --git a/src/pages/CafeManagement/EditCafe.jsx b/src/pages/CafeManagement/EditCafe.jsx
index 932fbc7..9739285 100644
--- a/src/pages/CafeManagement/EditCafe.jsx
+++ b/src/pages/CafeManagement/EditCafe.jsx
@@ -161,7 +161,7 @@ export default function EditCafe() {
     if (loading) {
         return (
             <div className="flex justify-center items-center h-screen">
-                <div className="text-[#7F4629] text-2xl font-bold">در حال بارگذاری...</div>
+                <div className="text-button1 text-2xl font-bold">در حال بارگذاری...</div>
             </div>
         );
     }
@@ -213,11 +213,11 @@ export default function EditCafe() {
                         <div className="flex gap-3 justify-end mb-6">
                             <button
                                 onClick={() => navigate("/cafe-management")}
-                                className="px-4 md:px-6 py-2 border-2 border-[#bb8f70] text-[#402e32] rounded-3xl hover:bg-[#7f4629] hover:text-white hover:border-[#7f4629] transition-all duration-300 text-sm md:text-base font-medium"
+                                className="px-4 md:px-6 py-2 border-2 border-[#bb8f70] text-[#402e32] rounded-3xl hover:bg-button1 hover:text-white hover:border-button1 transition-all duration-300 text-sm md:text-base font-medium"
                             >
                                 انصراف
                             </button>
-                            <button className="px-4 md:px-6 py-2 bg-[#7f4629] text-white rounded-3xl hover:bg-[#5f494f] transition-all duration-300 text-sm md:text-base font-medium">
+                            <button className="px-4 md:px-6 py-2 bg-button1 text-white rounded-3xl hover:bg-[#5f494f] transition-all duration-300 text-sm md:text-base font-medium">
                                 تایید
                             </button>
                         </div>
@@ -279,7 +279,7 @@ export default function EditCafe() {
                         <h2 className="font-bold text-[#402E32] text-base md:text-lg">دسته‌بندی‌ها</h2>
                         <button
                             onClick={() => setIsEditMode(!isEditMode)}
-                            className="flex items-center gap-2 text-[#7f4629] hover:text-[#5f494f] transition-colors"
+                            className="flex items-center gap-2 text-button1 hover:text-[#5f494f] transition-colors"
                             title={isEditMode ? "خروج از حالت ویرایش" : "ویرایش دسته‌بندی‌ها"}
                         >
                             <img src={Vector16} alt="ویرایش" className="w-5 h-5" />
@@ -308,7 +308,7 @@ export default function EditCafe() {
                                             type="text"
                                             value={editValue}
                                             onChange={(e) => setEditValue(e.target.value)}
-                                            className="border-2 border-[#bb8f70] rounded-lg px-2 py-1 text-xs md:text-sm focus:outline-none focus:border-[#7f4629] min-w-[100px]"
+                                            className="border-2 border-[#bb8f70] rounded-lg px-2 py-1 text-xs md:text-sm focus:outline-none focus:border-button1 min-w-[100px]"
                                             autoFocus
                                         />
                                     </div>
@@ -323,7 +323,7 @@ export default function EditCafe() {
                                             <>
                                                 <BiEdit
                                                     onClick={() => handleEditCategory(idx)}
-                                                    className="text-[#7f4629] cursor-pointer hover:text-[#5f494f] w-4 h-4 ml-1"
+                                                    className="text-button1 cursor-pointer hover:text-[#5f494f] w-4 h-4 ml-1"
                                                     title="ویرایش"
                                                 />
                                                 <IoMdClose
@@ -341,7 +341,7 @@ export default function EditCafe() {
                         {isEditMode && !isAddingCategory && (
                             <button
                                 onClick={() => setIsAddingCategory(true)}
-                                className="flex-shrink-0 text-[#7f4629] hover:text-[#5f494f] font-bold text-sm md:text-base transition-colors whitespace-nowrap"
+                                className="flex-shrink-0 text-button1 hover:text-[#5f494f] font-bold text-sm md:text-base transition-colors whitespace-nowrap"
                             >
                                 + افزودن
                             </button>
@@ -369,7 +369,7 @@ export default function EditCafe() {
                                     value={newCategory}
                                     onChange={(e) => setNewCategory(e.target.value)}
                                     placeholder="دسته جدید"
-                                    className="border-2 border-[#bb8f70] rounded-lg px-2 py-1 text-xs md:text-sm focus:outline-none focus:border-[#7f4629] min-w-[100px]"
+                                    className="border-2 border-[#bb8f70] rounded-lg px-2 py-1 text-xs md:text-sm focus:outline-none focus:border-button1 min-w-[100px]"
                                     autoFocus
                                 />
                             </div>
diff --git a/src/pages/Login/Login.jsx b/src/pages/Login/Login.jsx
index 9de7c6c..393a84f 100644
--- a/src/pages/Login/Login.jsx
+++ b/src/pages/Login/Login.jsx
@@ -71,7 +71,7 @@ export default function Login() {
                     <div className="flex items-center gap-4">
                         <img src={LogoDM} alt="Logo" className="h-10 w-10 md:h-12 md:w-12" />
                         <div className="relative">
-                            <select className="appearance-none px-4 md:px-6 py-2 pr-4 pl-10 bg-white border-2 border-gray-300 rounded-xl text-sm focus:outline-none focus:border-[#7f4629] transition-colors cursor-pointer">
+                            <select className="appearance-none px-4 md:px-6 py-2 pr-4 pl-10 bg-white border-2 border-gray-300 rounded-xl text-sm focus:outline-none focus:border-button1 transition-colors cursor-pointer">
                                 <option>شهر</option>
                                 <option>تهران</option>
                                 <option>اصفهان</option>
@@ -85,15 +85,15 @@ export default function Login() {
                     </div>
 
                     {/* Center Links (Hidden on Mobile) */}
-                    <nav className="hidden md:flex items-center gap-8 font-bold text-[#402E32]">
-                        <a href="#" className="hover:text-[#7f4629] transition-colors text-sm">خانه</a>
-                        <a href="#" className="hover:text-[#7f4629] transition-colors text-sm">دسته بندی</a>
-                        <a href="#" className="hover:text-[#7f4629] transition-colors text-sm">تماس با ما</a>
-                        <a href="#" className="hover:text-[#7f4629] transition-colors text-sm">درباره ما</a>
+                    <nav className="hidden md:flex items-center gap-8 font-bold text-primary">
+                        <a href="#" className="hover:text-button1 transition-colors text-sm">خانه</a>
+                        <a href="#" className="hover:text-button1 transition-colors text-sm">دسته بندی</a>
+                        <a href="#" className="hover:text-button1 transition-colors text-sm">تماس با ما</a>
+                        <a href="#" className="hover:text-button1 transition-colors text-sm">درباره ما</a>
                     </nav>
 
                     {/* Right Section */}
-                    <button className="px-6 md:px-10 py-2 bg-[#7f4629] text-white rounded-full text-sm md:text-base font-medium hover:bg-[#5f494f] transition-colors">
+                    <button className="px-6 md:px-10 py-2 bg-button1 text-white rounded-full text-sm md:text-base font-medium hover:bg-[#5f494f] transition-colors">
                         ثبت نام
                     </button>
                 </div>
@@ -109,7 +109,7 @@ export default function Login() {
                         backgroundPosition: 'center',
                         backgroundAttachment: 'fixed'
                     }}
-                    className="w-full md:w-1/2 flex items-start justify-center md:justify-start md:bg-[#f5f0e8] px-4 md:px-12 lg:px-24 py-8 md:py-16 relative">
+                    className="w-full md:w-1/2 flex items-start justify-center md:justify-start md:bg-background px-4 md:px-12 lg:px-24 py-8 md:py-16 relative">
                     {/* Dark Overlay */}
                     <div className="absolute inset-0 bg-black/10 backdrop-blur-[1px] md:bg-transparent"></div>
                     <div className="w-full max-w-md relative z-10">
@@ -122,7 +122,7 @@ export default function Login() {
 
                         {/* Header */}
                         <div className="mb-8">
-                            <h1 className="text-2xl md:text-3xl font-bold  mb-2 text-white md:text-[#402E32]">ورود ادمین</h1>
+                            <h1 className="text-2xl md:text-3xl font-bold  mb-2 text-white md:text-primary">ورود ادمین</h1>
                             <p className="text-sm md:text-base  md:text-gray-700 text-white/80">دسترسی ویژه برای مدیریت و گزارش‌ها</p>
                         </div>
 
@@ -137,14 +137,14 @@ export default function Login() {
 
                             {/* Username Field */}
                             <div className="relative">
-                                <label className="md:absolute -top-2.5 right-4 text-[#f5f0e8] md:text-[#402E32] md:bg-[#f5f0e8] z-50 px-1 text-sm">نام کاربری</label>
+                                <label className="md:absolute -top-2.5 right-4 text-background md:text-primary md:bg-background z-50 px-1 text-sm">نام کاربری</label>
                                 <div className="relative mt-2">
                                     <input
                                         type="text"
                                         value={userName}
                                         onChange={(e) => setUserName(e.target.value)}
                                         placeholder="userName"
-                                        className="w-full pl-12 pr-4 py-3 border-2 bg-[#f5f0e8] border-gray-300 rounded-xl focus:outline-none focus:border-[#7f4629] transition-colors text-sm"
+                                        className="w-full pl-12 pr-4 py-3 border-2 bg-background border-gray-300 rounded-xl focus:outline-none focus:border-button1 transition-colors text-sm"
                                         dir="ltr"
                                         required
                                     />
@@ -154,14 +154,14 @@ export default function Login() {
 
                             {/* Password Field */}
                             <div className="relative">
-                                <label className="md:absolute -top-2.5 right-4 z-50 md:bg-[#f5f0e8] md:text-[#402E32] px-1 text-sm text-[#f5f0e8]">رمز عبور</label>
+                                <label className="md:absolute -top-2.5 right-4 z-50 md:bg-background md:text-primary px-1 text-sm text-background">رمز عبور</label>
                                 <div className="relative mt-2">
                                     <input
                                         type="password"
                                         value={password}
                                         onChange={(e) => setPassword(e.target.value)}
                                         placeholder="password"
-                                        className="w-full pl-12 pr-4 py-3 border-2 bg-[#f5f0e8] border-gray-300 rounded-xl focus:outline-none focus:border-[#7f4629] transition-colors text-sm"
+                                        className="w-full pl-12 pr-4 py-3 border-2 bg-background border-gray-300 rounded-xl focus:outline-none focus:border-button1 transition-colors text-sm"
                                         dir="ltr"
                                         required
                                     />
@@ -171,7 +171,7 @@ export default function Login() {
 
                             {/* Forgot Password */}
                             <div className="text-right">
-                                <a href="#" className="text-sm text-[#f5f0e8] hover:text-[#7f4629] transition-colors">
+                                <a href="#" className="text-sm text-background hover:text-button1 transition-colors">
                                     فراموشی رمز عبور؟
                                 </a>
                             </div>
@@ -180,7 +180,7 @@ export default function Login() {
                             <button
                                 type="submit"
                                 disabled={loading || !userName || !password}
-                                className="w-full bg-[#7f4629] text-white py-3 rounded-full font-bold text-sm md:text-base hover:bg-[#5f494f] transition-all duration-300 shadow-lg hover:shadow-xl disabled:bg-gray-400 disabled:cursor-not-allowed"
+                                className="w-full bg-button1 text-white py-3 rounded-full font-bold text-sm md:text-base hover:bg-[#5f494f] transition-all duration-300 shadow-lg hover:shadow-xl disabled:bg-gray-400 disabled:cursor-not-allowed"
                             >
                                 {loading ? "در حال ورود..." : "ورود"}
                             </button>
diff --git a/src/styles/index.css b/src/styles/index.css
index 181bab5..1863831 100644
--- a/src/styles/index.css
+++ b/src/styles/index.css
@@ -1,4 +1,48 @@
 @import "tailwindcss";
+@custom-variant dark (&:where(.dark, .dark *));
+
+:root {
+    --color-primary: #7f4629;
+    --color-button1: #99582a;
+
+    --color-header: #f3efe7;
+    --color-header2: #e6dbcc;
+
+    --color-sidebar: #efeeee;
+
+    --color-background: #fdf8f4;
+
+
+    --font-sans: "Vazirmatn", system-ui, sans-serif;
+}
+
+.dark {
+    --color-primary: #d9cab3;
+    --color-button1: #99582a;
+
+    --color-header: #342e2c;
+    --color-header2: #5e5450;
+
+    --color-sidebar: #564c49;
+
+    --color-background: #272322;
+}
+
+html {
+    font-family: var(--font-sans);
+}
+
+body {
+    background-color: var(--background);
+    color: var(--foreground);
+    line-height: 1.6;
+    /* فاصله مناسب خطوط متن */
+    -webkit-font-smoothing: antialiased;
+    /* نرم‌تر شدن فونت */
+    text-rendering: optimizeLegibility;
+    /* خوانایی بهتر متن */
+}
+
 
 @font-face {
     font-family: "MyEstedad";
@@ -10,6 +54,33 @@
 
 @theme {
     --font-MyEstedad: "MyEstedad", sans-serif;
+
+    --color-primary: var(--color-primary);
+    --color-header: var(--color-header);
+    --color-sidebar: var(--color-sidebar);
+    --color-background: var(--color-background);
+
+    --color-button1: var(--color-button1);
+
+    /* --color-text1: var(--color-text1-menu-and-card);
+    --color-text2: var(--color-text2);
+    --color-text3: var(--color-text3);
+    --color-text4: var(--color-text4);
+
+    --color-btn1: var(--color-button1);
+    --color-btn2: var(--color-button2);
+    --color-btn3: var(--color-button3);
+
+    --color-primary1: var(--color-primary1);
+    --color-primary2: var(--color-primary2);
+    --color-primary3: var(--color-primary3);
+    --color-primary4: var(--color-primary4);
+    --color-primary5-dark: var(--color-primary5-dark);
+    --color-primary6-dark: var(--color-primary6-dark);
+
+
+    --color-bg-light: var(--color-background-light);
+    --color-bg-dark: var(--color-background-dark); */
 }
 
 @layer base {
@@ -22,4 +93,38 @@
         font-family: var(--font-MyEstedad);
         direction: rtl;
     }
+}
+
+
+
+*::before,
+*::after {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+
+/* دکمه‌ها فونت پروژه رو بگیرن */
+button {
+    font-family: inherit;
+    cursor: pointer;
+}
+
+/* تصاویر و مدیاها ریسپانسیو باشن */
+img,
+picture,
+video,
+canvas,
+svg {
+    display: block;
+    max-width: 100%;
+}
+
+/* رنگ انتخاب متن (drag select) */
+::selection {
+    background-color: var(--primary-200);
+    /* بک‌گراند انتخاب */
+    color: var(--primary-foreground);
+    /* رنگ متن انتخاب */
 }
\ No newline at end of file