* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: #111;
    color: #fff;
}

/* --- 헤더 영역 --- */
header {
    width: 100%;
    height: 100vh;
    background:
        linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
        url(assets/CHOIYOUNGHYUN.JPG) center no-repeat;
    background-size: cover;
    padding: 10px 8%;
    position: relative;
}

header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 10vh; /* 그라데이션이 적용되는 높이 */
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, #111 100%);
    pointer-events: none; /* 클릭 이벤트 방지 */
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

/* 내비게이션 링크 */

.nav-links {
    list-style: none;
    display: flex;
    gap: 70px;
}

.nav-links li {
    display: inline;
}

.nav-links a {
    text-decoration: none;
    color: white;
    font-size: 20px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #ff0a16;
}

/* 우측 버튼 */

nav div {
    display: flex;
    gap: 20px;
}

.logo {
    height: 50px;
    width: auto;
    margin-left: -20px;
}

/* 우측 버튼 - 언어선택(lang) 버튼 */
.lang {
    background-color: transparent;
    border: 2px solid white;
    color: white;
    border-radius: 5px;
    font-size: 18px;
    padding: 10px 20px;
}
.lang:hover {
    background-color: white;
    color: black;
}
.lang i:nth-child(1) {
    margin-right: 8px;
}
.lang i:nth-child(2) {
    margin-left: 5px;
}

/* 우측 버튼 - 로그인(login) 버튼 */
.login {
    background-color: #e50914;
    color: white;
    border: 5px transparent;
    border-radius: 5px;
    font-size: 18px;
    padding: 10px 20px;
}
.login:hover {
    background-color: white;
    color: rgb(65, 49, 81);
}

/* 헤더 본문(내비게이션1 [홈]) */
.header-content {
    display: flex; /* Flexbox(플렉스박스) 활성화 */
    flex-direction: column;
    align-items: center; /* 세로 중앙 */
    justify-content: center; /* 가로 중앙 */
    text-align: center;
    height: 80vh;
}

/* 메인 타이틀(안녕하세요,) */
.main-title {
    margin-bottom: 50px;
    font-size: 60px;
}

/* 서브 타이틀(멋쟁이사자처럼 13기 프론트엔드 최영현입니다.) */
.sub-title {
    margin-bottom: 40px;
    font-size: 25px;
}

/* 더 알아보기 버튼 */
.info-btn {
    background-color: #e50914;
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 40px;
    transition: all 0.3s ease;
}
.info-btn a {
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}
.info-btn:hover {
    background-color: #ff0a16;
    transform: scale(1.25);
}

/* 섹션2 [소개] */
.about {
    margin-top: 60px;
    margin-bottom: 25px;
    font-size: 60px;
}

/* 섹션2 [소개] - 메인 제목 */
.about h1 {
    font-size: 70px;
    color: white;
    margin-top: 100px;
    margin-bottom: 150px;
    text-align: center;
}

/* 섹션2 [소개] - 본문 */
.about-container {
    margin-top: 150px;
    display: flex;
    justify-content: center;
}

/* 섹션2 [소개] - 좌측 사진 */
.about-photo {
    width: 450px;
    height: 550px;
    border-radius: 0%;
    object-fit: contain;
    transition: all 0.3s ease;
}
.about-photo:hover {
    transform: scale(1.2);
}

/* 섹션2 [소개] - 우측 소개란 */
.about-content {
    display: flex;
    font-size: 25px;
    margin-left: 70px;
}

/* 섹션2 [소개] - 우측 소개란 - 제목 */
.about-content-name {
    display: flex;
    flex-direction: column;
    font-weight: bolder;
    margin-right: 20px;
    margin-bottom: 30px;
}

/* 섹션2 [소개] - 우측 소개란 - 설명 */
.about-content-discription {
    display: flex;
    flex-direction: column;
    margin-left: 20px;
    margin-bottom: 30px;
}

/* 섹션3 [아카이브] */

.archive h1 {
    font-size: 70px;
    color: white;
    margin-top: 200px;
    margin-bottom: 200px;
    text-align: center;
}

.archive-img-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 0px;
    width: 100%;
    height: 100%;
}

.archive-img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border: 2px solid #ddd;
}

.archive-img:hover {
    transform: scale(1.1);
}

/* 섹션4 [취미] */

.hobby h1 {
    font-size: 70px;
    color: white;
    margin-top: 200px;
    margin-bottom: 100px;
    text-align: center;
}

/* 섹션4 [취미] - 내용 */

.hobby-container {
    margin-left: 200px;
    margin-right: 200px;
    margin-top: 150px;
    display: flex;
    justify-content: flex-start;
    flex-direction: column;
}

/* 섹션4 [취미] - 섹션 */

.hobby-section {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 100px;
}

/* 섹션4 [취미] - 섹션 제목 */

.hobby-section-title {
    font-size: 32px;
    font-weight: bold;
    color: white;
    margin-bottom: 10px;
}

/* 섹션4 [취미] - 섹션 내용 */

.hobby-section-content {
    display: flex;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

/* 섹션4 [취미] - 이미지 */

.hobby-section img {
    background-color: white;
    width: 360px;
    height: 220px;
    margin-right: 5px;
    transition: all 0.5s;
}

/* 섹션4 [취미] - 이미지 마우스 올릴 시 */

.hobby-section img:hover {
    transform: scale(1.4);
}

/* 섹션4 [취미] - 모달 창 */

.modal {
    display: none;
    position: fixed; /* 위치 고정. */
    z-index: 3;
    left: 0;
    top: 0;
    width: 100%; /* 가로 길이 최대 */
    height: 100%; /* 세로 길이 최대 */
    overflow: auto; /* 만약 필요할 경우 스크롤 허용 */
    overflow: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background-color: rgb(0, 0, 0); /* 백그라운드 색 */
    background-color: rgba(0, 0, 0, 0.4);
}

.modal_content {
    overflow: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: linear-gradient(180deg, #141414, black);
    line-height: 10px;
    text-align: center;
    background-color: #fefefe;
    border-radius: 5px;
    width: 60%;
    max-width: 900px;
    height: auto;
    margin: 0;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

.close {
    display: flex;
    margin: 20px;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 50px;
    background-color: #141414;
    color: #fff;
    float: right;
    font-size: 2rem;
    font-weight: lighter;
    text-align: center;
    cursor: pointer;
    justify-content: center;
    align-items: center;
}

/* 섹션4 [취미] - 모달 창의 상단바 (주의:모달의 제목이 아님)*/

.modal_title {
    width: 100%;
    height: 600px;
    background-size: cover;
    box-shadow: inset 0px -130px 80px #141414;
}

/* 섹션4 [취미] - 모달 창의 설명 부분 */

.modal_desc {
    margin: 0;
    background-color: #161819;
    color: white;
    height: 200px;
    text-align: left;
}

/* 모달 이미지 스타일 추가 */
.modal_image {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    display: block;
    margin-bottom: 20px;
}

/* 섹션4 [취미] - 모달 설명 제목 */

.desc_name {
    font-size: 2rem;
    font-weight: 700;
    height: 20px;
    margin-left: 20px;
}

/* 섹션4 [취미] - 모달 설명 내용 */

.desc_inf {
    font-size: 1rem;
    font-weight: 400;
    height: auto;
    margin: 20px;
    line-height: 30px;
}

/* 섹션5 [자주하는 질문] */

.faq h1 {
    font-size: 70px;
    color: white;
    margin-top: 100px;
    margin-bottom: 100px;
    text-align: center;
}

/* 섹션5 [자주하는 질문] - 아코디언 */

.faq .accordion {
    width: 100%;
    max-width: 1200px;
    margin: 60px auto;
}

/* 섹션5 [자주하는 질문] - 아코디언 요소 */

.accordion li {
    list-style: none;
    width: 100%;
    padding: 5px;
}

/* 섹션5 [자주하는 질문] - 아코디언 블럭 디자인 */

.accordion li label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    font-size: 25px;
    font-weight: 5 00;
    background: #303030;
    margin-bottom: 2px;
    cursor: pointer;
    position: relative;
}

/* 섹션5 [자주하는 질문] - 아코디언 블럭 디자인 - 이후 */

.accordion li label::after {
    content: '\2b';
    font-size: 40px;
    position: absolute;
    right: 20px;
    transition: 0.5s;
}

.accordion input[type='radio'] {
    display: none;
}

.accordion .content {
    background: #3b3b3b;
    font-size: 22px;
    line-height: 1.6;
    text-align: left;
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
}

.accordion input[type='radio']:checked + label + .content {
    max-height: 600px;
    padding: 30px 20px;
}

.accordion input[type='radio']:checked + label::after {
    transform: rotate(-135deg);
}

.send-question {
    width: 100%;
    max-width: 1500px;
    margin: 20px auto;
    padding: 20px 10%;
    text-align: center;
}

.send-question p {
    text-align: left;
    margin-bottom: 10px;
    font-size: 20px;
}

.question-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 30px;
}

.question-container input {
    flex: 1; /* 입력창이 가능한 넓게 확장 */
    padding: 15px 30px;
    font-size: 16px;
    border: none;
    border-right: none;
    background-color: white;
}

.question-container button {
    padding: 15px 30px;
    font-size: 16px;
    color: white;
    background-color: red;
    border: none;
    cursor: pointer;
    transition: 0.3s;
}

.question-container button:hover {
    background-color: darkred;
}

/* 하단 푸터 영역 */

.footer {
    padding: 60px 10%;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 100px;
    margin-left: 200px;
}

.footer-content a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
    text-decoration: none;
}

.hyperlink {
    display: flex;
    justify-content: start;
    align-items: center;
    gap: 20px;
    list-style: none;
}

.hyperlink li:not(:last-child) {
    padding-right: 20px;
    border-right: 1px solid #eee;
}

.socials {
    display: flex;
    justify-content: start;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.socials a {
    font-size: 60px;
}