diff --git a/src/app/admin/certificates/page.tsx b/src/app/admin/certificates/page.tsx
index 92408f2..3a20f41 100644
--- a/src/app/admin/certificates/page.tsx
+++ b/src/app/admin/certificates/page.tsx
@@ -21,15 +21,15 @@ export default function AdminCertificatesPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/courses/page.tsx b/src/app/admin/courses/page.tsx
index 982cbad..bd8b1e6 100644
--- a/src/app/admin/courses/page.tsx
+++ b/src/app/admin/courses/page.tsx
@@ -84,14 +84,14 @@ export default function AdminCoursesPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/id/page.tsx b/src/app/admin/id/page.tsx
index 174ef16..8733817 100644
--- a/src/app/admin/id/page.tsx
+++ b/src/app/admin/id/page.tsx
@@ -157,15 +157,15 @@ export default function AdminIdPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
             {/* 제목 영역 */}
             <div className="h-[100px] flex items-center">
               <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/lessons/page.tsx b/src/app/admin/lessons/page.tsx
index d55b7da..e43b52d 100644
--- a/src/app/admin/lessons/page.tsx
+++ b/src/app/admin/lessons/page.tsx
@@ -5,6 +5,7 @@ import AdminSidebar from "@/app/components/AdminSidebar";
 import ChevronDownSvg from "@/app/svgs/chevrondownsvg";
 import DropdownIcon from "@/app/svgs/dropdownicon";
 import BackArrowSvg from "@/app/svgs/backarrow";
+import { MOCK_COURSES } from "@/app/admin/courses/mockData";
 
 export default function AdminLessonsPage() {
   // TODO: 나중에 실제 데이터로 교체
@@ -31,12 +32,13 @@ export default function AdminLessonsPage() {
     return items.slice(startIndex, endIndex);
   }, [items, currentPage]);
 
-  // TODO: 나중에 실제 데이터로 교체
-  const courseOptions = [
-    { id: "1", name: "교육과정 1" },
-    { id: "2", name: "교육과정 2" },
-    { id: "3", name: "교육과정 3" },
-  ];
+  // 교육과정 옵션 - mockData에서 가져오기
+  const courseOptions = useMemo(() => 
+    MOCK_COURSES.map(course => ({ 
+      id: course.id, 
+      name: course.courseName 
+    }))
+  , []);
 
   // 외부 클릭 시 드롭다운 닫기
   useEffect(() => {
@@ -76,19 +78,19 @@ export default function AdminLessonsPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {isRegistrationMode ? (
                 /* 등록 모드 */
                 <div className="flex flex-col h-full">
                   {/* 헤더 */}
-                  <div className="h-[100px] flex items-center px-[32px]">
+                  <div className="h-[100px] flex items-center">
                     <div className="flex items-center gap-[12px]">
                       <button
                         type="button"
@@ -105,7 +107,7 @@ export default function AdminLessonsPage() {
                   </div>
 
                   {/* 폼 콘텐츠 */}
-                  <div className="flex-1 overflow-y-auto px-[32px] pb-[80px] pt-[32px]">
+                  <div className="flex-1 overflow-y-auto pb-[80px] pt-[32px]">
                     <div className="flex flex-col gap-[40px]">
                       {/* 강좌 정보 */}
                       <div className="flex flex-col gap-[8px]">
@@ -114,7 +116,7 @@ export default function AdminLessonsPage() {
                         </h2>
                         <div className="flex flex-col gap-[24px]">
                           {/* 교육 과정 */}
-                          <div className="flex flex-col gap-[8px]">
+                          <div className="flex flex-col gap-[8px] max-w-[480px]">
                             <label className="text-[15px] font-semibold leading-[1.5] text-[#6c7682]">
                               교육 과정
                             </label>
diff --git a/src/app/admin/logs/page.tsx b/src/app/admin/logs/page.tsx
index cf4d152..7163362 100644
--- a/src/app/admin/logs/page.tsx
+++ b/src/app/admin/logs/page.tsx
@@ -21,15 +21,15 @@ export default function AdminLogsPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/notices/page.tsx b/src/app/admin/notices/page.tsx
index e830f2b..d403c4d 100644
--- a/src/app/admin/notices/page.tsx
+++ b/src/app/admin/notices/page.tsx
@@ -21,15 +21,15 @@ export default function AdminNoticesPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/questions/page.tsx b/src/app/admin/questions/page.tsx
index a82e85b..1c9bd71 100644
--- a/src/app/admin/questions/page.tsx
+++ b/src/app/admin/questions/page.tsx
@@ -21,15 +21,15 @@ export default function AdminQuestionsPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">
diff --git a/src/app/admin/resources/page.tsx b/src/app/admin/resources/page.tsx
index 87341d2..3fa331a 100644
--- a/src/app/admin/resources/page.tsx
+++ b/src/app/admin/resources/page.tsx
@@ -21,15 +21,15 @@ export default function AdminResourcesPage() {
     <div className="min-h-screen flex flex-col bg-white">
       {/* 메인 레이아웃 */}
       <div className="flex flex-1 min-h-0 justify-center">
-        <div className="w-full max-w-[1120px] flex min-h-0">
+        <div className="w-[1440px] flex min-h-0">
           {/* 사이드바 */}
-          <div className="px-8 flex">
+          <div className="flex">
             <AdminSidebar />
           </div>
 
           {/* 메인 콘텐츠 */}
-          <main className="flex-1 min-w-0 bg-white">
-            <div className="h-full flex flex-col">
+          <main className="w-[1120px] bg-white">
+            <div className="h-full flex flex-col px-8">
               {/* 제목 영역 */}
               <div className="h-[100px] flex items-center">
                 <h1 className="text-[24px] font-bold leading-[1.5] text-[#1b2027]">