diff --git a/app/modal/page.jsx b/app/modal/page.jsx
deleted file mode 100644
index 581db82..0000000
--- a/app/modal/page.jsx
+++ /dev/null
@@ -1,29 +0,0 @@
-'use client';
-
-import React, { useState, useEffect } from "react";
-import ModalComponent from '../../components/modal/modal-component';
-import {Bell, Settings} from "lucide-react";
-
-export default function ModalPage() {
-    const [isMounted, setIsMounted] = useState(false);
-
-    useEffect(() => {
-        setIsMounted(true);
-    }, []);
-
-    if (!isMounted) return null;
-
-    return (
-        <div className="min-h-screen bg-gray-50 mb-10">
-            {/* Header */}
-            <header className="bg-[#6DB1B2] text-white py-6">
-                <div className="container mx-auto px-4">
-                    <div className="flex items-center justify-between">
-                        <h1 className="text-2xl font-bold">학습 설정</h1>
-                    </div>
-                </div>
-            </header>
-            <ModalComponent/>
-        </div>
-    );
-}
\ No newline at end of file
diff --git a/app/signup/page.jsx b/app/signup/page.jsx
index cec71e1..e9f5553 100644
--- a/app/signup/page.jsx
+++ b/app/signup/page.jsx
@@ -2,17 +2,15 @@
 import React, { useState } from 'react';
 import Link from 'next/link';
 import Title from '../../components/landing/Title';
+import Modal from '../../components/modal/modal'; // 모달 컴포넌트 추가
+import ModalComponent from '../../components/modal/modal-component'; // 모달 내용
 
 const SignupPage = () => {
     const [name, setName] = useState('');
     const [email, setEmail] = useState('');
     const [password, setPassword] = useState('');
     const [confirmPassword, setConfirmPassword] = useState('');
-
-    const handleCardClick = (path) => {
-        console.log(`Navigating to ${path}`);
-        window.location.href = path;
-    };
+    const [isModalOpen, setIsModalOpen] = useState(false); // 모달 상태 추가
 
     const handleSignup = async (event) => {
         event.preventDefault();
@@ -32,7 +30,7 @@ const SignupPage = () => {
         });
 
         if (res.ok) {
-            handleCardClick('../modal');
+            setIsModalOpen(true); // 회원가입 성공 시 모달 열기
         } else {
             const data = await res.json();
             alert(data.message);
@@ -95,8 +93,13 @@ const SignupPage = () => {
                     </div>
                 </form>
             </div>
+
+            {/* ✅ 회원가입 성공 시 모달 띄우기 */}
+            <Modal isOpen={isModalOpen} onClose={() => setIsModalOpen(false)}>
+                <ModalComponent />
+            </Modal>
         </div>
     );
 };
 
-export default SignupPage;
\ No newline at end of file
+export default SignupPage;
diff --git a/components/modal/category-selector.jsx b/components/modal/category-selector.jsx
index 09e193b..f885281 100644
--- a/components/modal/category-selector.jsx
+++ b/components/modal/category-selector.jsx
@@ -1,26 +1,25 @@
 "use client";
 
-import React, { useMemo } from 'react';
+import React, { useMemo } from "react";
 
 const categories = [
-    { id : 1, name: '백엔드', icon: 'fas fa-server' },
-    { id : 2, name: '프론트엔드', icon: 'fas fa-code' },
-    { id : 3, name: '네트워크', icon: 'fas fa-network-wired' },
-    { id : 4, name: '데이터베이스', icon: 'fas fa-database' },
-    { id : 5, name: '운영체제', icon: 'fas fa-window-restore' },
-    { id : 6, name: '자료구조', icon: 'fas fa-cubes' },
+    { id: 1, name: "백엔드", icon: "fas fa-server" },
+    { id: 2, name: "프론트엔드", icon: "fas fa-code" },
+    { id: 3, name: "네트워크", icon: "fas fa-network-wired" },
+    { id: 4, name: "데이터베이스", icon: "fas fa-database" },
+    { id: 5, name: "운영체제", icon: "fas fa-window-restore" },
+    { id: 6, name: "자료구조", icon: "fas fa-cubes" },
 ];
 
 const CategoryButtons = ({ availableCategories, onSelect }) => {
     return (
-        <div className="flex flex-wrap gap-2 p-6">
-            {availableCategories.map(category => (
+        <div className="flex flex-wrap gap-2 p-4">
+            {availableCategories.map((category) => (
                 <button
-                    key={category.name}
-                    className="flex justify-center items-center px-4 py-3 rounded-full bg-gray-400 text-white font-medium"
+                    key={category.id}
+                    className="px-4 py-2 rounded-full bg-gray-400 text-white font-medium"
                     onClick={() => onSelect(category)}
                 >
-                    <i className={`${category.icon}`}></i>
                     {category.name}
                 </button>
             ))}
@@ -30,39 +29,45 @@ const CategoryButtons = ({ availableCategories, onSelect }) => {
 
 const SelectedCategories = ({ selectedCategories, onDeselect }) => {
     return (
-        <div className="flex flex-wrap gap-2 p-6">
-            {selectedCategories.map(category => (
-                <button
-                    key={category.name}
-                    className="flex justify-center items-center px-4 py-3 rounded-full bg-[#6DB1B2] text-white font-medium"
-                    onClick={() => onDeselect(category)}
-                >
-                    <i className={`${category.icon}`}></i>
-                    {category.name}
-                </button>
-            ))}
+        <div className="flex flex-wrap gap-2 p-4">
+            {selectedCategories.length > 0 ? (
+                selectedCategories.map((category) => (
+                    <button
+                        key={category.id}
+                        className="px-4 py-2 rounded-full bg-[#6DB1B2] text-white font-medium"
+                        onClick={() => onDeselect(category)}
+                    >
+                        {category.name}
+                    </button>
+                ))
+            ) : (
+                <p className="text-gray-500">선택된 카테고리가 없습니다.</p>
+            )}
         </div>
     );
 };
 
-const CategorySelector = ({ selectedCategories, onSelect, onDeselect }) => {
+const CategorySelector = ({ selectedCategories = [], onSelect, onDeselect }) => {
     const availableCategories = useMemo(() => {
         return categories.filter(
-            category => !selectedCategories.some(selected => selected.id === category.id)
+            (category) => !selectedCategories.some((selected) => selected.id === category.id)
         );
     }, [selectedCategories]);
 
     return (
         <div>
+            {/* ✅ 선택된 카테고리 표시 */}
             <div className="bg-white rounded-lg shadow p-4 mb-4 w-full max-w-[800px]">
-                <h1 className="text-lg font-bold mb-3">선택된 카테고리</h1>
+                <h2 className="text-lg font-bold mb-3">선택된 카테고리</h2>
                 <SelectedCategories
                     selectedCategories={selectedCategories}
                     onDeselect={onDeselect}
                 />
             </div>
+
+            {/* ✅ 선택 가능한 카테고리 표시 */}
             <div className="bg-white rounded-lg shadow p-4 w-full mb-4 max-w-[800px]">
-                <h1 className="text-lg font-bold mb-3">카테고리 선택</h1>
+                <h2 className="text-lg font-bold mb-3">카테고리 선택</h2>
                 <CategoryButtons
                     availableCategories={availableCategories}
                     onSelect={onSelect}
diff --git a/components/modal/modal-component.jsx b/components/modal/modal-component.jsx
index 6f3dd13..70ec8b0 100644
--- a/components/modal/modal-component.jsx
+++ b/components/modal/modal-component.jsx
@@ -4,10 +4,28 @@ import React, { useState } from "react";
 import dynamic from 'next/dynamic';
 import Dropdown from './drop-down';
 
+const TimeSelector = ({ value, onChange }) => {
+    const options = [
+        { value: '7시', label: '오전 7시' },
+        { value: '8시', label: '오전 8시' },
+        { value: '9시', label: '오전 9시' }
+    ];
+    return <Dropdown value={value} onChange={onChange} options={options} placeholder="학습 시간"/>;
+};
+const QuestionInput = ({ value, onChange }) => {
+    const options = [
+        { value: '1개', label: '1개' },
+        { value: '2개', label: '2개' },
+        { value: '3개', label: '3개' },
+        { value: '4개', label: '4개' },
+        { value: '5개', label: '5개' }
+    ];
+    return <Dropdown value={value} onChange={onChange} options={options} placeholder="문제 수"/>;
+};
+
 
 const CategorySelector = dynamic(() => import('./category-selector'), { ssr: false });
-const TimeSelector = dynamic(() => import('./time-selector'), { ssr: false });
-const QuestionInput = dynamic(() => import('./question-input'), { ssr: false });
+
 
 export default function ModalComponent() {
     const [selectedCategories, setSelectedCategories] = useState([]);
@@ -56,31 +74,14 @@ export default function ModalComponent() {
             console.error("Error sending data:", error);
         }
     };
-    const TimeSelector = ({ value, onChange }) => {
-        const options = [
-            { value: '7시', label: '오전 7시' },
-            { value: '8시', label: '오전 8시' },
-            { value: '9시', label: '오전 9시' }
-        ];
-        return <Dropdown value={value} onChange={onChange} options={options} placeholder="학습 시간"/>;
-    };
-    const QuestionInput = ({ value, onChange }) => {
-        const options = [
-            { value: '1개', label: '1개' },
-            { value: '2개', label: '2개' },
-            { value: '3개', label: '3개' },
-            { value: '4개', label: '4개' },
-            { value: '5개', label: '5개' }
-        ];
-        return <Dropdown value={value} onChange={onChange} options={options} placeholder="문제 수"/>;
-    };
-
 
 
 
     return (
-        <div className="bg-white rounded-lg shadow-lg p-7  mt-20 m-auto  w-[450px]">
+        <div className="bg-white rounded-lg shadow-lg p-7 mt-20 m-auto w-[450px]">
             <h1 className="text-2xl font-bold mb-6">학습 설정</h1>
+
+            {/* ✅ 선택된 카테고리가 정상적으로 렌더링되도록 설정 */}
             <CategorySelector
                 selectedCategories={selectedCategories}
                 onSelect={handleCategorySelect}
@@ -98,4 +99,4 @@ export default function ModalComponent() {
             </div>
         </div>
     );
-}
\ No newline at end of file
+}
diff --git a/components/modal/modal.jsx b/components/modal/modal.jsx
new file mode 100644
index 0000000..4074edc
--- /dev/null
+++ b/components/modal/modal.jsx
@@ -0,0 +1,43 @@
+"use client";
+
+import React, { useEffect } from "react";
+import ModalComponent from "@/components/modal/modal-component";
+
+const Modal = ({ isOpen, onClose, children }) => {
+    useEffect(() => {
+        const handleEsc = (event) => {
+            if (event.key === "Escape") {
+                onClose(); // ESC 키를 누르면 모달 닫기
+            }
+        };
+
+        if (isOpen) {
+            document.addEventListener("keydown", handleEsc);
+        }
+
+        return () => {
+            document.removeEventListener("keydown", handleEsc);
+        };
+    }, [isOpen, onClose]);
+
+    if (!isOpen) return null; // 모달이 닫혀있으면 렌더링 안 함
+
+    return (
+        <div className="fixed inset-0 bg-black bg-opacity-50 flex justify-center items-center z-50">
+            {/* ✅ 모달 크기 자동 조절 + 스크롤 가능하도록 수정 */}
+            <div className="bg-white rounded-lg shadow-xl w-full max-w-lg max-h-[80vh] overflow-y-auto px-6 py-6 relative flex flex-col">
+                {/* ✅ 닫기 버튼 위치 조정 */}
+                <button
+                    className="absolute top-3 right-3 text-gray-500 hover:text-gray-700"
+
+                >
+                    ✖
+                </button>
+
+                <div className="w-full"><ModalComponent/></div>
+            </div>
+        </div>
+    );
+};
+
+export default Modal;