diff --git a/app/gitlab/page.tsx b/app/chapter/page.tsx
similarity index 70%
rename from app/gitlab/page.tsx
rename to app/chapter/page.tsx
index ce6a9c21..fea6edbc 100644
--- a/app/gitlab/page.tsx
+++ b/app/chapter/page.tsx
@@ -1,6 +1,7 @@
 import { getServerSession } from "next-auth/next";
 import { authOptions } from "@/app/api/auth/[...nextauth]/route";
 import { redirect } from "next/navigation";
+import { ResponsiveIframe } from "@/app/components/responsive-iframe";
 
 export default async function Page() {
   const session = await getServerSession(authOptions);
@@ -11,12 +12,10 @@ export default async function Page() {
 
   return (
     <main className="w-full h-screen bg-black">
-      <div className="w-full h-full pt-16">
-        <iframe 
-          src="https://gite.slm-lab.net/user/oauth2/cube"
-          className="w-full h-full border-none"
+      <div className="w-full h-full px-4 pt-12 pb-4">
+        <ResponsiveIframe 
+          src={process.env.NEXT_PUBLIC_IFRAME_CHAPTER_URL || ''}
           allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
-          allowFullScreen
         />
       </div>
     </main>
diff --git a/app/flow/page.tsx b/app/flow/page.tsx
index b5f239e2..7ddb4e8a 100644
--- a/app/flow/page.tsx
+++ b/app/flow/page.tsx
@@ -14,7 +14,7 @@ export default async function Page() {
     <main className="w-full h-screen bg-black">
       <div className="w-full h-full px-4 pt-12 pb-4">
         <ResponsiveIframe 
-          src={process.env.NEXT_PUBLIC_IFRAME_FLOW_URL || ''}
+          src={process.env.NEXT_PUBLIC_IFRAME_AGILITY_URL || ''}
           allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
         />
       </div>
diff --git a/app/missions/page.tsx b/app/missions/page.tsx
deleted file mode 100644
index b0901c8b..00000000
--- a/app/missions/page.tsx
+++ /dev/null
@@ -1,14 +0,0 @@
-import { getServerSession } from "next-auth/next";
-import { authOptions } from "@/app/api/auth/[...nextauth]/route";
-import { redirect } from "next/navigation";
-import { MissionsFrame } from "@/components/missions/missions-frame";
-
-export default async function Page() {
-  const session = await getServerSession(authOptions);
-
-  if (!session) {
-    redirect("/signin");
-  }
-
-  return <MissionsFrame />;
-} 
\ No newline at end of file
diff --git a/components/gitlab/gitlab-frame.tsx b/components/gitlab/gitlab-frame.tsx
deleted file mode 100644
index 42bb2076..00000000
--- a/components/gitlab/gitlab-frame.tsx
+++ /dev/null
@@ -1,14 +0,0 @@
-"use client";
-
-export function GitLabFrame() {
-  return (
-    <div className="w-full h-[calc(100vh-8rem)]">
-      <iframe 
-        src="https://gite.slm-lab.net/user/oauth2/cube"
-        className="w-full h-full border-none"
-        allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
-        allowFullScreen
-      />
-    </div>
-  );
-} 
\ No newline at end of file
diff --git a/components/sidebar.tsx b/components/sidebar.tsx
index 2dda6e37..880f5acb 100644
--- a/components/sidebar.tsx
+++ b/components/sidebar.tsx
@@ -109,7 +109,7 @@ export function Sidebar({ isOpen, onClose }: SidebarProps) {
     {
       title: "Chapter",
       icon: FileText,
-      href: "/missions",
+      href: "/chapter",
       iframe: process.env.NEXT_PUBLIC_IFRAME_CHAPTER_URL,
     },
     {
@@ -132,7 +132,7 @@ export function Sidebar({ isOpen, onClose }: SidebarProps) {
     {
       title: "Gite",
       icon: GitFork,
-      href: "/gitlab",
+      href: "/gite",
       iframe: process.env.NEXT_PUBLIC_IFRAME_GITE_URL,
       requiredRole: "Coding",
     },