diff --git a/package-lock.json b/package-lock.json
index d131e9c..e45beb3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,11 +18,13 @@
         "lucide-react": "^0.544.0",
         "react": "^19.1.1",
         "react-dom": "^19.1.1",
+        "react-hot-toast": "^2.6.0",
         "react-router": "^7.9.3",
         "react-router-dom": "^7.9.3",
         "recharts": "^3.2.1",
         "tailwind-merge": "^3.3.1",
-        "tailwindcss": "^4.1.13"
+        "tailwindcss": "^4.1.13",
+        "zustand": "^5.0.8"
       },
       "devDependencies": {
         "@eslint/js": "^9.36.0",
@@ -2924,8 +2926,8 @@
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.3.tgz",
       "integrity": "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw==",
-      "devOptional": true,
-      "license": "MIT"
+      "license": "MIT",
+      "peer": true
     },
     "node_modules/d3-array": {
       "version": "3.2.4",
@@ -3557,6 +3559,15 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/goober": {
+      "version": "2.1.18",
+      "resolved": "https://registry.npmjs.org/goober/-/goober-2.1.18.tgz",
+      "integrity": "sha512-2vFqsaDVIT9Gz7N6kAL++pLpp41l3PfDuusHcjnGLfR6+huZkl6ziX+zgVC3ZxpqWhzH6pyDdGrCeDhMIvwaxw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "csstype": "^3.0.10"
+      }
+    },
     "node_modules/graceful-fs": {
       "version": "4.2.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.11.tgz",
@@ -4346,6 +4357,23 @@
         "react": "^19.1.1"
       }
     },
+    "node_modules/react-hot-toast": {
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/react-hot-toast/-/react-hot-toast-2.6.0.tgz",
+      "integrity": "sha512-bH+2EBMZ4sdyou/DPrfgIouFpcRLCJ+HoCA32UoAYHn6T3Ur5yfcDCeSr5mwldl6pFOsiocmrXMuoCJ1vV8bWg==",
+      "license": "MIT",
+      "dependencies": {
+        "csstype": "^3.1.3",
+        "goober": "^2.1.16"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "peerDependencies": {
+        "react": ">=16",
+        "react-dom": ">=16"
+      }
+    },
     "node_modules/react-is": {
       "version": "19.1.1",
       "resolved": "https://registry.npmjs.org/react-is/-/react-is-19.1.1.tgz",
@@ -5181,6 +5209,35 @@
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
       }
+    },
+    "node_modules/zustand": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/zustand/-/zustand-5.0.8.tgz",
+      "integrity": "sha512-gyPKpIaxY9XcO2vSMrLbiER7QMAMGOQZVRdJ6Zi782jkbzZygq5GI9nG8g+sMgitRtndwaBSl7uiqC49o1SSiw==",
+      "license": "MIT",
+      "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
+        }
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index 8057b79..3d610c2 100644
--- a/package.json
+++ b/package.json
@@ -20,11 +20,13 @@
     "lucide-react": "^0.544.0",
     "react": "^19.1.1",
     "react-dom": "^19.1.1",
+    "react-hot-toast": "^2.6.0",
     "react-router": "^7.9.3",
     "react-router-dom": "^7.9.3",
     "recharts": "^3.2.1",
     "tailwind-merge": "^3.3.1",
-    "tailwindcss": "^4.1.13"
+    "tailwindcss": "^4.1.13",
+    "zustand": "^5.0.8"
   },
   "devDependencies": {
     "@eslint/js": "^9.36.0",
diff --git a/src/App.tsx b/src/App.tsx
index e5e9639..9461200 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -6,6 +6,7 @@ import DashboardLayout from "./components/layouts/DashboardLayouts";
 import Overview from "./pages/Overview";
 import Referrals from "./pages/Referrals";
 import Earnings from "./pages/Earnings";
+import { Toaster } from "react-hot-toast";
 
 const App: React.FC = () => {
   return (
@@ -21,6 +22,7 @@ const App: React.FC = () => {
           <Route path="/dashboard/earnings" element={<Earnings />} />
         </Route>
       </Routes>
+      <Toaster position="top-right" reverseOrder={false} />
     </BrowserRouter>
   );
 };
diff --git a/src/pages/Login.tsx b/src/pages/Login.tsx
index 03c243a..c93ecfc 100644
--- a/src/pages/Login.tsx
+++ b/src/pages/Login.tsx
@@ -1,12 +1,14 @@
 import React, { useState } from "react";
 import { TrendingUp, Mail, Lock, ArrowRight } from "lucide-react";
 import { useNavigate } from "react-router";
+import { useAuthStore } from "@/stores/authStore";
 
 const Login: React.FC = () => {
   const [form, setForm] = useState({ email: "", password: "" });
   const [error, setError] = useState("");
   const [isLoading, setIsLoading] = useState(false);
   const navigate = useNavigate();
+  const { login } = useAuthStore();
 
   const handleSubmit = async (e: React.FormEvent) => {
     e.preventDefault();
@@ -15,12 +17,12 @@ const Login: React.FC = () => {
     }
     setIsLoading(true);
     setError("");
+    const result = await login(form.email, form.password);
 
-    // Simulate API call
-    setTimeout(() => {
+    if (result.success) {
       setIsLoading(false);
       navigate("/dashboard/overview");
-    }, 1000);
+    }
   };
 
   return (
diff --git a/src/pages/Signup.tsx b/src/pages/Signup.tsx
index e5c9cf2..98ffcef 100644
--- a/src/pages/Signup.tsx
+++ b/src/pages/Signup.tsx
@@ -7,6 +7,9 @@ import {
   ArrowRight,
   User,
 } from "lucide-react";
+import { useNavigate } from "react-router-dom";
+import { useAuthStore } from "@/stores/authStore";
+import toast from "react-hot-toast";
 
 const Signup: React.FC = () => {
   const [form, setForm] = useState({
@@ -15,28 +18,48 @@ const Signup: React.FC = () => {
     password: "",
     confirm: "",
   });
-  const [error, setError] = useState("");
-  const [isLoading, setIsLoading] = useState(false);
+  const [localError, setLocalError] = useState("");
+  const navigate = useNavigate();
+
+  const { register, isLoading, error: storeError } = useAuthStore();
 
   const handleSubmit = async (e: React.FormEvent) => {
     e.preventDefault();
-    if (!form.email || !form.password || !form.confirm) {
-      return setError("All fields are required");
+
+    if (!form.name || !form.email || !form.password || !form.confirm) {
+      return setLocalError("All fields are required");
     }
     if (form.password !== form.confirm) {
-      return setError("Passwords do not match");
+      return setLocalError("Passwords do not match");
     }
     if (form.password.length < 8) {
-      return setError("Password must be at least 8 characters");
+      return setLocalError("Password must be at least 8 characters");
     }
 
-    setIsLoading(true);
-    setError("");
+    setLocalError("");
 
-    setTimeout(() => {
-      setIsLoading(false);
-      alert("Account created successfully! Redirecting to login...");
-    }, 1200);
+    // Split name into first and last name
+    const nameParts = form.name.trim().split(" ");
+    const firstName = nameParts[0];
+    const lastName = nameParts.slice(1).join(" ");
+
+    // Call Zustand register action
+    const result = await register({
+      email: form.email,
+      first_name: firstName,
+      last_name: lastName || undefined,
+      password: form.password,
+      role: "affiliate",
+    });
+
+    if (result.success) {
+      // Redirect to login after successful registration
+      toast("Account created successfully! Please log in.");
+      navigate("/login");
+    } else {
+      // Display error from API
+      setLocalError(result.error || "Registration failed");
+    }
   };
 
   const passwordStrength =
@@ -48,6 +71,8 @@ const Signup: React.FC = () => {
         : "strong"
       : null;
 
+  const displayError = localError || storeError;
+
   return (
     <div className="min-h-screen flex">
       {/* Left Side - Branding */}
@@ -139,9 +164,9 @@ const Signup: React.FC = () => {
               </p>
             </div>
 
-            {error && (
+            {displayError && (
               <div className="mb-6 p-4 bg-red-50 border border-red-200 rounded-lg">
-                <p className="text-red-600 text-sm">{error}</p>
+                <p className="text-red-600 text-sm">{displayError}</p>
               </div>
             )}
 
@@ -262,7 +287,7 @@ const Signup: React.FC = () => {
                 <input
                   type="checkbox"
                   id="terms"
-                  className="w-4 h-4  border-gray-300 rounded focus:ring-indigo-500 mt-1 bg-white"
+                  className="w-4 h-4 border-gray-300 rounded focus:ring-indigo-500 mt-1 bg-white"
                 />
                 <label htmlFor="terms" className="ml-2 text-sm text-gray-700">
                   I agree to the{" "}
diff --git a/src/stores/authStore.ts b/src/stores/authStore.ts
new file mode 100644
index 0000000..5f21dbe
--- /dev/null
+++ b/src/stores/authStore.ts
@@ -0,0 +1,150 @@
+// store/authStore.ts
+import { create } from "zustand";
+
+interface User {
+  id?: string;
+  email: string;
+  first_name: string;
+  last_name?: string;
+  role: string;
+}
+
+interface AuthState {
+  token: string | null;
+  user: User | null;
+  isAuthenticated: boolean;
+  isLoading: boolean;
+  error: string | null;
+
+  // Actions
+  login: (
+    email: string,
+    password: string
+  ) => Promise<{ success: boolean; error?: string }>;
+  register: (
+    data: RegisterData
+  ) => Promise<{ success: boolean; error?: string }>;
+  logout: () => void;
+  clearError: () => void;
+}
+
+interface RegisterData {
+  email: string;
+  first_name: string;
+  last_name?: string;
+  password: string;
+  role?: string;
+  phone?: string;
+  city?: string;
+  country?: string;
+  address?: string;
+  profile_photo?: File;
+}
+
+const API_BASE_URL = "http://localhost:9000/api/v2";
+
+export const useAuthStore = create<AuthState>((set) => ({
+  token: null,
+  user: null,
+  isAuthenticated: false,
+  isLoading: false,
+  error: null,
+
+  login: async (email: string, password: string) => {
+    set({ isLoading: true, error: null });
+
+    try {
+      const response = await fetch(`${API_BASE_URL}/auth/login`, {
+        method: "POST",
+        headers: {
+          accept: "application/json",
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify({ email, password }),
+      });
+
+      if (!response.ok) {
+        const errorData = await response.json().catch(() => ({}));
+        throw new Error(errorData.message || "Login failed");
+      }
+
+      const data = await response.json();
+
+      // Store token (adjust based on your API response structure)
+      const token = data.token || data.access_token || data.data?.token;
+      const user = data.user ||
+        data.data?.user || { email, first_name: "", role: "affiliate" };
+
+      set({
+        token,
+        user,
+        isAuthenticated: true,
+        isLoading: false,
+        error: null,
+      });
+
+      return { success: true };
+    } catch (error) {
+      console.error("Registration error:", error);
+      return { success: false, error: "Registration error" };
+    }
+  },
+
+  register: async (userData: RegisterData) => {
+    set({ isLoading: true, error: null });
+
+    try {
+      const formData = new FormData();
+
+      // Required fields
+      formData.append("email", userData.email);
+      formData.append("first_name", userData.first_name);
+      formData.append("password", userData.password);
+      formData.append("role", userData.role || "affiliate");
+
+      // Optional fields
+      if (userData.last_name) formData.append("last_name", userData.last_name);
+      if (userData.phone) formData.append("phone", userData.phone);
+      if (userData.city) formData.append("city", userData.city);
+      if (userData.country) formData.append("country", userData.country);
+      if (userData.address) formData.append("address", userData.address);
+      if (userData.profile_photo)
+        formData.append("profile_photo", userData.profile_photo);
+
+      const response = await fetch(`${API_BASE_URL}/users`, {
+        method: "POST",
+        headers: {
+          accept: "application/json",
+        },
+        body: formData,
+      });
+
+      if (!response.ok) {
+        const errorData = await response.json().catch(() => ({}));
+        throw new Error(errorData.message || "Registration failed");
+      }
+
+      const data = await response.json();
+      console.log("Registration successful:", data);
+      set({ isLoading: false, error: null });
+
+      return { success: true };
+    } catch (error) {
+      console.error("Registration error:", error);
+      return { success: false, error: "Registration error" };
+    }
+  },
+
+  logout: () => {
+    set({
+      token: null,
+      user: null,
+      isAuthenticated: false,
+      error: null,
+    });
+  },
+
+  clearError: () => {
+    set({ error: null });
+  },
+}));