diff --git a/src/components/academy/CommentsModal.tsx b/src/components/academy/CommentsModal.tsx
index d9436f3..e7b2f03 100644
--- a/src/components/academy/CommentsModal.tsx
+++ b/src/components/academy/CommentsModal.tsx
@@ -10,6 +10,7 @@ import Rate from "rc-rate";
 import "rc-rate/assets/index.css";
 import { useUser } from "@/hooks/useUser";
 import { Course } from "@/types/types";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 export interface Comments {
   _id: string;
@@ -60,6 +61,7 @@ function CommentsModal({
   const { request } = useAxios();
   const containerRef = useRef<HTMLDivElement>(null);
   const currentUser = useUser();
+  const requireAuth = useRequireAuth();
   const [hasRatedCourse, setHasRatedCourse] = useState(false);
 
   // تابع دریافت اطلاعات کاربر با caching
@@ -215,6 +217,7 @@ function CommentsModal({
 
   // ارسال کامنت جدید
   const sendMessageHandler = async () => {
+    if (!requireAuth()) return;
     if (!newMessage.trim()) {
       toast.error("ثبت نظر الزامی است.");
       return;
diff --git a/src/components/academy/MainModelCardActions.tsx b/src/components/academy/MainModelCardActions.tsx
index 207f0e2..d295ddc 100644
--- a/src/components/academy/MainModelCardActions.tsx
+++ b/src/components/academy/MainModelCardActions.tsx
@@ -14,6 +14,7 @@ import { useUserById } from "@/hooks/getUserById";
 import { AxiosError } from "axios";
 import useInfiniteScroll from "@/hooks/useInfiniteScroll";
 import { useRouter } from "next/navigation";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 function MainModelCardActions({ postData }: { postData: Course }) {
   const { _id, user_id, likes } = postData;
@@ -35,6 +36,7 @@ function MainModelCardActions({ postData }: { postData: Course }) {
 
   const { request, loading } = useAxios();
   const router = useRouter();
+  const requireAuth = useRequireAuth();
   useEffect(() => {
     const fetchData = async () => {
       try {
@@ -56,6 +58,7 @@ function MainModelCardActions({ postData }: { postData: Course }) {
   }, []);
 
   const toggleLike = async () => {
+    if (!requireAuth()) return;
     if (loading) return;
 
     if (liked === false) {
diff --git a/src/components/billboards/MainBillboardCard/BillboardCommentsModal.tsx b/src/components/billboards/MainBillboardCard/BillboardCommentsModal.tsx
index db37c3e..9b24f02 100644
--- a/src/components/billboards/MainBillboardCard/BillboardCommentsModal.tsx
+++ b/src/components/billboards/MainBillboardCard/BillboardCommentsModal.tsx
@@ -6,6 +6,7 @@ import VerificationBadge from "@/components/main/VerificationBadge";
 import ProfileAvatar from "@/components/main/ProfileAvatar";
 import RoundedInput from "@/components/elements/RoundedInput";
 import useAxios from "@/hooks/useAxios";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 export interface Comments {
   _id: string;
@@ -46,7 +47,9 @@ function BillboardCommentsModal({
   });
   const [newMessage, setNewMessage] = useState("");
   const { request } = useAxios();
+  const requireAuth = useRequireAuth();
   const sendMessageHandler = async () => {
+    if (!requireAuth()) return;
     try {
       const data = {
         text: newMessage,
diff --git a/src/components/models/MainModelCard/CommentsModal.tsx b/src/components/models/MainModelCard/CommentsModal.tsx
index 8449e10..09b71ac 100644
--- a/src/components/models/MainModelCard/CommentsModal.tsx
+++ b/src/components/models/MainModelCard/CommentsModal.tsx
@@ -8,6 +8,7 @@ import Rate from "rc-rate";
 import "rc-rate/assets/index.css";
 import BoldIcon from "@/components/ui/BoldIcon";
 import ProfileAvatar from "@/components/main/ProfileAvatar";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 export interface Comments {
   _id: string;
@@ -40,6 +41,7 @@ function CommentsModal({ isOpen, onClose, userId, postId }: CommentsModalProps)
   const [newMessage, setNewMessage] = useState("");
   const [rating, setRating] = useState<number>(0);
   const { request } = useAxios();
+  const requireAuth = useRequireAuth();
 
   const { data, containerRef, isFetchingNextPage, refetch } = useInfiniteScroll({
     endpoint: "/users/comments",
@@ -66,6 +68,7 @@ function CommentsModal({ isOpen, onClose, userId, postId }: CommentsModalProps)
     : allComments;
 
   const sendMessageHandler = async () => {
+    if (!requireAuth()) return;
     if (!newMessage.trim()) {
       toast.error("ثبت نظر الزامی است.");
       return;
diff --git a/src/components/models/MainModelCard/MainModelCardActions.tsx b/src/components/models/MainModelCard/MainModelCardActions.tsx
index 705ff60..0dbd03d 100644
--- a/src/components/models/MainModelCard/MainModelCardActions.tsx
+++ b/src/components/models/MainModelCard/MainModelCardActions.tsx
@@ -14,6 +14,7 @@ import { useUserById } from "@/hooks/getUserById";
 import { AxiosError } from "axios";
 import useInfiniteScroll from "@/hooks/useInfiniteScroll";
 import SharePostModal from "@/components/main/SharePostModal";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 function MainModelCardActions({ postData }: { postData: Post }) {
   const {
@@ -41,8 +42,10 @@ function MainModelCardActions({ postData }: { postData: Post }) {
   const [likesCountState, setLikesCount] = useState<number>(likesCount || 0);
 
   const { request, loading } = useAxios();
+  const requireAuth = useRequireAuth();
 
   const toggleLike = async () => {
+    if (!requireAuth()) return;
     if (!user_id || !postId) {
       toast.error("لطفاً وارد حساب کاربری خود شوید یا ثبت‌نام کنید");
       return;
diff --git a/src/components/models/ModelPage/ModelContent.tsx b/src/components/models/ModelPage/ModelContent.tsx
index 1edf22e..709d67d 100644
--- a/src/components/models/ModelPage/ModelContent.tsx
+++ b/src/components/models/ModelPage/ModelContent.tsx
@@ -14,6 +14,7 @@ import Cookies from "js-cookie";
 import { useRouter } from "next/navigation";
 import toast from "react-hot-toast";
 import { debounce } from "lodash";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 
 const LocationModal = dynamic(() => import("./LocationModal"), {
@@ -52,7 +53,9 @@ function ModelContent({ user, searchParams }: ModelContentProps) {
   }, []);
 
   const router = useRouter();
+  const requireAuth = useRequireAuth();
   const sendMsgHandler = () => {
+    if (!requireAuth()) return;
     if (user?.offer_status) {
       if (usertype) {
         router.push(`/settings/chats/${user?.user_name}/${user?._id}`);
@@ -87,6 +90,11 @@ function ModelContent({ user, searchParams }: ModelContentProps) {
     fetchData();
   }, [searchParams]);
 
+  const openCollaboration = () => {
+    if (!requireAuth()) return;
+    setShowModelDetailModal((prev) => !prev);
+  };
+
   // Debounce برای جلوگیری از باز شدن سریع مودال
   const openLocationModal = debounce(() => {
     if (user?.show_location) {
@@ -189,7 +197,7 @@ function ModelContent({ user, searchParams }: ModelContentProps) {
       ) : user?.user_type == "user" ? (
         <div className={`grid gap-1 md:gap-4 mt-2 md:mt-4 ${!user?.show_location? "grid-cols-2" : "grid-cols-3"}`}>
           <RoundedButton
-            onClick={() => setShowModelDetailModal(!showModelDetailModal)}
+            onClick={openCollaboration}
             className="text-xs h-7 md:h-8 max-w-full max-sm:text-[8px]"
           >
             درخواست همکاری
@@ -211,7 +219,7 @@ function ModelContent({ user, searchParams }: ModelContentProps) {
       ) : (
         <div className="grid grid-cols-2 gap-1 md:gap-2 mt-2 mx-auto justify-center max-w-xl">
           <RoundedButton
-            onClick={() => setShowModelDetailModal(!showModelDetailModal)}
+            onClick={openCollaboration}
             className="text-xs h-7 md:h-8 max-w-full max-sm:text-[8px]"
           >
             دعوت به همکاری
diff --git a/src/components/posts/ReelsPostActions.tsx b/src/components/posts/ReelsPostActions.tsx
index 6f8a3b6..d4f32e1 100644
--- a/src/components/posts/ReelsPostActions.tsx
+++ b/src/components/posts/ReelsPostActions.tsx
@@ -17,6 +17,7 @@ import SharePostModal from "@/components/main/SharePostModal";
 import BoldIcon from "@/components/ui/BoldIcon";
 import Cookies from "js-cookie";
 import { trackExploreInteraction } from "@/api/trackExploreInteraction";
+import { useRequireAuth } from "@/lib/auth/useRequireAuth";
 
 interface ReelsPostActionsProps {
   postData: Post;
@@ -50,8 +51,10 @@ export default function ReelsPostActions({ postData }: ReelsPostActionsProps) {
   const [likesCountState, setLikesCount] = useState<number>(likesCount || 0);
 
   const { request, loading } = useAxios();
+  const requireAuth = useRequireAuth();
 
   const toggleLike = async () => {
+    if (!requireAuth()) return;
     if (!user_id || !postId) {
       toast.error("لطفاً وارد حساب کاربری خود شوید یا ثبت‌نام کنید");
       return;
diff --git a/src/hooks/useAxios.tsx b/src/hooks/useAxios.tsx
index cdcc504..997bdfc 100644
--- a/src/hooks/useAxios.tsx
+++ b/src/hooks/useAxios.tsx
@@ -117,6 +117,11 @@ axiosInstance.interceptors.response.use(
 const handleUnauthorized = (): void => {
   if (typeof window === "undefined") return;
 
+  // مهمان (بدون توکن) نباید به صفحه ورود هدایت شود؛ فقط آزادانه صفحات را می‌بیند
+  // و درخواست‌های محافظت‌شده بی‌سروصدا رد می‌شوند. عملیات‌ها خودشان کاربر را به ورود می‌برند.
+  const hasToken = Boolean(Cookies.get("token"));
+  if (!hasToken) return;
+
   const path = window.location.pathname;
   if (
     path.startsWith("/login") ||
diff --git a/src/hooks/useUser.tsx b/src/hooks/useUser.tsx
index 9dbb9ae..854229d 100644
--- a/src/hooks/useUser.tsx
+++ b/src/hooks/useUser.tsx
@@ -3,7 +3,7 @@
 import { useState, useEffect } from "react";
 import { User } from "@/types/types";
 import useAxios from "./useAxios";
-import { getStoredUserId } from "@/lib/auth/session";
+import { getStoredUserId, isAuthenticated } from "@/lib/auth/session";
 
 function readStoredUser(): User | undefined {
   const id = getStoredUserId();
@@ -23,6 +23,8 @@ export const useUser = () => {
     }
   };
   useEffect(() => {
+    // مهمان پروفایل شخصی ندارد؛ از فچ بی‌مورد /profile جلوگیری می‌شود
+    if (!isAuthenticated()) return;
     fetchUser();
   }, []);
 
diff --git a/src/lib/auth/useRequireAuth.ts b/src/lib/auth/useRequireAuth.ts
new file mode 100644
index 0000000..af18189
--- /dev/null
+++ b/src/lib/auth/useRequireAuth.ts
@@ -0,0 +1,34 @@
+"use client";
+
+import { useCallback } from "react";
+import { useRouter } from "next/navigation";
+import toast from "react-hot-toast";
+import { isAuthenticated } from "@/lib/auth/session";
+
+/**
+ * گارد احراز هویت برای عملیات‌ها (لایک، کامنت، فالو، ارسال پیام، درخواست همکاری و ...).
+ *
+ * کاربر مهمان می‌تواند آزادانه صفحات را ببیند؛ فقط زمانی که بخواهد عملیاتی انجام دهد،
+ * پیام کوتاهی نمایش داده و به صفحه ورود با آدرس بازگشت (redirect) هدایت می‌شود.
+ *
+ * خروجی `true` یعنی کاربر وارد شده و می‌توان عملیات را ادامه داد.
+ */
+export function useRequireAuth() {
+  const router = useRouter();
+
+  return useCallback(
+    (message: string | null = "برای انجام این کار وارد حساب کاربری خود شوید"): boolean => {
+      if (isAuthenticated()) return true;
+
+      if (message) toast.error(message);
+
+      const current =
+        typeof window !== "undefined"
+          ? window.location.pathname + window.location.search
+          : "/";
+      router.push(`/login?redirect=${encodeURIComponent(current)}`);
+      return false;
+    },
+    [router]
+  );
+}
diff --git a/src/middleware.ts b/src/middleware.ts
index 72ac8bc..24b9bee 100644
--- a/src/middleware.ts
+++ b/src/middleware.ts
@@ -12,7 +12,14 @@ export function middleware(req: NextRequest) {
 
   const token = req.cookies.get("token")?.value?.trim();
 
-  if (req.nextUrl.pathname.startsWith("/settings") && !token) {
+  // صفحاتی که ذاتاً نیازمند ورود هستند (حساب کاربری و ساخت محتوا)
+  // بقیه صفحات برای مهمان آزاد است و فقط هنگام انجام عملیات به ورود هدایت می‌شود.
+  const protectedPaths = ["/settings", "/new-post", "/new-project"];
+  const needsAuth = protectedPaths.some((p) =>
+    req.nextUrl.pathname.startsWith(p)
+  );
+
+  if (needsAuth && !token) {
     const loginUrl = new URL("/login", req.url);
     loginUrl.searchParams.set("redirect", req.nextUrl.pathname);
     return NextResponse.redirect(loginUrl);
@@ -22,6 +29,6 @@ export function middleware(req: NextRequest) {
 }
 //
 export const config = {
-  matcher: ["/settings/:path*"],
+  matcher: ["/settings/:path*", "/new-post/:path*", "/new-project/:path*"],
 };
  
\ No newline at end of file