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

:root {
    /* 화이트톤 + 어두운 회색 컬러 팔레트 */
    --color-primary: #4A4A4A; /* 어두운 회색 */
    --color-primary-dark: #333333;
    --color-secondary: #F5F5F5; /* 연한 회색 */
    --color-accent: #6A6A6A; /* 중간 회색 */
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-lighter: #999999;
    --color-border: #E0E0E0;
    --color-bg: #FFFFFF;
    --color-white: #FFFFFF;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-light: rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* 상단 메뉴 */
.top_menu {
    background-color: var(--color-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px 0;
}

.top_menu .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: flex-end;
}

.top_menu .sm_menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.top_menu .sm_menu_links {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    color: var(--color-white);
}

.top_menu .sm_menu_links a {
    color: var(--color-white);
    text-decoration: none;
    transition: opacity 0.3s;
    padding: 0 5px;
}

.top_menu .sm_menu_links a:hover {
    opacity: 0.8;
}

/* 로고 영역 */
#logo {
    text-align: center;
    padding: 50px 0;
    background-color: var(--color-white);
}

/* 헤더 - 참고 사이트 구조 */
#hd_wrapper {
    background-color: var(--color-white);
    box-shadow: 0 2px 8px var(--color-shadow-light);
    z-index: 1000;
    border-bottom: 3px solid var(--color-primary);
}

#logo img {
    height: 120px;
    max-width: 500px;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: high-quality;
}

#logo a {
    display: inline-block;
}

/* 메인 네비게이션 */
#hd_gnb {
    background-color: var(--color-white);
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.gnb_wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* 1차 메뉴 */
#pc_gnb_1dul {
    display: flex;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
}

.gnb_1dli {
    position: relative;
}

.gnb_1da {
    display: block;
    padding: 30px 40px;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.3rem;
    text-decoration: none;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.gnb_1da:hover,
.gnb_1dli_on .gnb_1da {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background-color: var(--color-bg);
}

.gnb_1dli .bg {
    display: none;
}

/* 2차 메뉴 (드롭다운) */
.gnb_2dul {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    min-width: 200px;
    box-shadow: 0 4px 8px var(--color-shadow);
    list-style: none;
    padding: 0;
    margin: 0;
    display: none;
    z-index: 1000;
}

.gnb_1dli:hover .gnb_2dul,
.gnb_1dli_on .gnb_2dul {
    display: block;
}

.gnb_2dli {
    border-bottom: 1px solid var(--color-border);
}

.gnb_2dli:last-child {
    border-bottom: none;
}

.gnb_2da {
    display: block;
    padding: 15px 20px;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.gnb_2da:hover {
    background-color: var(--color-bg);
    color: var(--color-primary);
    padding-left: 25px;
}

/* 우측 메뉴 (SNS 및 로그인) */
.sm_menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.sm_menu_links {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.sm_menu_links a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.3s;
}

.sm_menu_links a:hover {
    color: var(--color-primary);
}

/* 서브 메뉴 (히어로 아래) */
.sub_menu {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 0;
    margin-top: 0;
}

#dynamic-content {
    background-color: var(--color-bg);
}

.sub_menu ul {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    list-style: none;
    display: flex;
    justify-content: center;
}

.sm_nav {
    flex: 1;
    text-align: center;
}

.sm_nav a {
    display: block;
    padding: 15px 20px;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.sm_nav a:hover,
.sm_nav.active a {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background-color: var(--color-bg);
}

.sub_menu .arrow {
    display: none;
}

/* 메인 비주얼 */
.main-visual {
    background-image: url('../hero-main.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 150px 20px;
    text-align: center;
    color: var(--color-white);
    position: relative;
    border-top: 1px solid var(--color-border);
}

.main-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.main-visual .visual-content {
    position: relative;
    z-index: 2;
}

.visual-content {
    max-width: 800px;
    margin: 0 auto;
}

.visual-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.visual-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
}

/* 섹션 공통 스타일 */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 20px;
    text-align: center;
}

.section-description {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 50px;
}

/* 기관 소개 섹션 */
.intro-section {
    padding: 80px 20px;
    background-color: var(--color-white);
}

.intro-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--color-bg);
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px var(--color-shadow-light);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-icon img {
    width: 320px;
    height: 320px;
    object-fit: contain;
}

.feature-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.feature-item p {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* 공지사항 섹션 */
.notice-section {
    padding: 80px 20px;
    background-color: var(--color-bg);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.more-link {
    color: var(--color-primary);
    font-weight: 400;
    transition: color 0.3s;
}

.more-link:hover {
    color: var(--color-primary-dark);
}

.notice-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.notice-item {
    background-color: var(--color-white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--color-shadow-light);
    transition: box-shadow 0.3s;
    cursor: pointer;
}

.notice-item:hover {
    box-shadow: 0 4px 8px var(--color-shadow);
}

.notice-item-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text);
}

.notice-item-meta {
    display: flex;
    gap: 15px;
    font-size: 0.9rem;
    color: var(--color-text-lighter);
}

.latest-notices {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.latest-notices .notice-item {
    margin-bottom: 0;
}

.no-notice {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-text-lighter);
    font-size: 1rem;
}

/* 페이지 타이틀 */
.page-title {
    background: linear-gradient(to right, #4A4A4A, #333333);
    padding: 30px 20px;
    color: var(--color-white);
}

.page-logo {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

.page-logo img {
    height: 80px;
    max-width: 250px;
    object-fit: contain;
}

.page-title h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 10px;
}

.breadcrumb {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    text-align: center;
    margin-top: 20px;
}

.breadcrumb a {
    color: var(--color-white);
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* 콘텐츠 섹션 */
.content-section {
    padding: 60px 20px;
    min-height: 60vh;
}

/* 2단 레이아웃 (좌측 서브메뉴 + 우측 콘텐츠) */
.content-wrapper {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

/* 좌측 서브메뉴 */
.sidebar {
    flex: 0 0 220px;
    background-color: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: 0;
    box-shadow: 0 2px 8px var(--color-shadow-light);
    padding: 0;
    position: sticky;
    top: 100px;
    overflow: hidden;
}

.sidebar-menu {
    padding: 0;
    border: none;
}

.sidebar-title {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 600;
    padding: 20px;
    margin: 0;
    border-radius: 0;
    border-bottom: 2px solid var(--color-primary);
}

.sidebar-list {
    list-style: none;
    padding: 0;
    margin: 0;
    border: none;
}

.sidebar-list li {
    border-bottom: 1px solid var(--color-border);
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.sidebar-list a {
    display: block;
    padding: 15px 20px;
    color: var(--color-text);
    transition: all 0.3s;
    font-size: 0.95rem;
    border: none;
}

.sidebar-list a:hover {
    background-color: var(--color-bg);
    color: var(--color-primary);
    padding-left: 25px;
}

.sidebar-list a.active {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    font-weight: 600;
    border-left: 4px solid var(--color-primary);
    border-right: none;
    border-top: none;
    border-bottom: none;
}

/* 우측 메인 콘텐츠 */
.main-content {
    flex: 1;
    min-width: 0;
}

/* 전체 너비 메인 콘텐츠 (사이드바 없을 때) */
.main-content-full {
    width: 100%;
    max-width: 100%;
}

/* 인사말 페이지 */
.greeting-content {
    background-color: var(--color-white);
    padding: 50px;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--color-shadow-light);
}

.greeting-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 40px;
}

.greeting-text {
    line-height: 2;
    font-size: 1.05rem;
    color: var(--color-text);
    text-align: center;
}

.greeting-text p {
    margin-bottom: 25px;
}

.greeting-signature {
    text-align: center;
    font-weight: 600;
    margin-top: 40px;
    color: var(--color-primary);
}

/* 프로그램 페이지 */
.program-content {
    width: 100%;
}

.program-section {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px var(--color-shadow-light);
}

.program-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-secondary);
}

.program-section-content {
    line-height: 1.8;
    color: var(--color-text);
}

.program-list {
    list-style: none;
    padding-left: 0;
}

.program-list li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
}

.program-list li:before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.time-table {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.time-item {
    display: flex;
    justify-content: space-between;
    padding: 15px;
    background-color: var(--color-bg);
    border-radius: 8px;
}

.time-label {
    font-weight: 600;
    color: var(--color-primary);
}

.time-value {
    color: var(--color-text);
}

.program-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.program-item {
    text-align: center;
    padding: 25px;
    background-color: var(--color-bg);
    border-radius: 8px;
}

.program-item-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.program-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--color-primary);
}

.program-item p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.philosophy-content p {
    margin-bottom: 20px;
}

/* 공지사항 게시판 */
.notice-board {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--color-shadow-light);
}

.notice-table .col-title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.3s;
}

.notice-table .col-title a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* 공지사항 상세 페이지 */
.notice-detail-page {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--color-shadow-light);
}

.notice-detail-header {
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-border);
    margin-bottom: 30px;
}

.notice-detail-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 15px;
    line-height: 1.4;
}

.notice-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--color-text-lighter);
    flex-wrap: wrap;
}

.notice-detail-meta span {
    display: flex;
    align-items: center;
}

.notice-detail-body {
    min-height: 300px;
    padding: 30px 0;
}

.notice-detail-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.notice-detail-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    margin-top: 30px;
}

.notice-detail-actions {
    display: flex;
    gap: 10px;
}

/* 댓글 영역 */
.notice-comments-section {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 2px solid var(--color-border);
}

.comments-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 25px;
}

.comments-count {
    color: var(--color-primary);
    font-weight: 600;
}

.comment-form-container {
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 8px;
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.comment-input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
}

.comment-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.comment-form-actions {
    display: flex;
    justify-content: flex-end;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.comment-item {
    padding: 20px;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: box-shadow 0.3s;
}

.comment-item:hover {
    box-shadow: 0 2px 8px var(--color-shadow-light);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border);
}

.comment-author {
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.95rem;
}

.comment-date {
    font-size: 0.85rem;
    color: var(--color-text-lighter);
}

.comment-content-wrapper {
    margin-bottom: 12px;
}

.comment-content {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.comment-edit-input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
}

.comment-edit-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.comment-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 10px;
}

.comment-edit-btn,
.comment-delete-btn {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
}

.comment-edit-btn {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.comment-edit-btn:hover {
    background-color: var(--color-primary-dark);
}

.comment-delete-btn {
    background-color: var(--color-error);
    color: var(--color-white);
}

.comment-delete-btn:hover {
    background-color: #c82333;
}

.no-comments {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-text-lighter);
    font-size: 0.95rem;
}

.comment-login-message {
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 8px;
    text-align: center;
    margin-bottom: 30px;
}

.comment-login-message p {
    margin: 0;
    color: var(--color-text);
    font-size: 0.95rem;
}

.comment-login-message a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.comment-login-message a:hover {
    text-decoration: underline;
}

.notice-board-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.notice-board-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text);
}

.notice-table-wrapper {
    overflow-x: auto;
}

.notice-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.notice-table thead {
    background-color: var(--color-bg);
}

.notice-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--color-text);
    border-bottom: 2px solid var(--color-border);
}

.notice-table td {
    padding: 15px;
    border-bottom: 1px solid var(--color-border);
}

.notice-table tbody tr {
    transition: background-color 0.3s;
    cursor: pointer;
}

.notice-table tbody tr:hover {
    background-color: var(--color-bg);
}

.col-no {
    width: 80px;
    text-align: center;
}

.col-title {
    min-width: 300px;
}

.col-author {
    width: 120px;
}

.col-date {
    width: 120px;
}

.col-views {
    width: 80px;
    text-align: center;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.pagination button {
    padding: 8px 15px;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    color: var(--color-text);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* 모달 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background-color: var(--color-white);
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.modal-small {
    max-width: 400px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid var(--color-border);
    margin-top: 20px;
}

.modal-footer button {
    min-width: 80px;
}

.modal-large {
    max-width: 800px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-lighter);
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--color-text);
}

.modal-body {
    padding: 20px;
}

/* 폼 스타일 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-help {
    display: block;
    margin-top: 5px;
    font-size: 0.85rem;
    color: var(--color-text-lighter);
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 30px;
}

/* 버튼 스타일 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-bg);
}

.btn-danger {
    background-color: #dc3545;
    color: var(--color-white);
}

.btn-danger:hover {
    background-color: #c82333;
}

.btn-block {
    width: 100%;
}

/* 인증 페이지 */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.auth-box {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--color-shadow-light);
    width: 100%;
    max-width: 450px;
}

.auth-box h2 {
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-text);
}

/* 약관 동의 스타일 */
.terms-container {
    width: 100%;
}

.terms-content {
    margin-bottom: 20px;
}

.terms-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 15px;
    margin-top: 20px;
}

.terms-content h3:first-child {
    margin-top: 0;
}

.terms-text {
    max-height: 400px;
    overflow-y: auto;
    padding: 15px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    background-color: var(--color-bg-light);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.terms-text p {
    margin-bottom: 10px;
}

.terms-text strong {
    font-weight: 700;
    color: var(--color-text);
}

.terms-agreement {
    margin-bottom: 15px;
    padding: 15px;
    background-color: var(--color-bg-light);
    border-radius: 5px;
}

.terms-agreement-all {
    margin-bottom: 20px;
    padding: 15px;
    background-color: var(--color-primary);
    border-radius: 5px;
}

.terms-agreement-all .terms-checkbox-label {
    color: var(--color-white);
}

.terms-checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}

.terms-checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 10px;
    cursor: pointer;
}

.terms-checkbox-label span {
    flex: 1;
}

.privacy-info {
    margin-top: 30px;
    margin-bottom: 20px;
}

.privacy-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    font-size: 0.9rem;
}

.privacy-table th,
.privacy-table td {
    padding: 10px;
    border: 1px solid var(--color-border);
    text-align: left;
}

.privacy-table th {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
}

.privacy-table td {
    background-color: var(--color-white);
}

/* 회원가입 폼 스타일 */
.form-section-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 30px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-secondary);
}

.form-section-title:first-child {
    margin-top: 0;
}

.required {
    color: var(--color-error);
    font-weight: 700;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 10px;
    cursor: pointer;
}

.checkbox-label span {
    flex: 1;
}

.captcha-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.captcha-display {
    flex: 1;
    min-width: 150px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f0f0f0;
    border: 1px solid var(--color-border);
    border-radius: 5px;
}

.auth-box {
    max-width: 600px;
}

.auth-links {
    text-align: center;
    margin-top: 20px;
}

.auth-links a {
    color: var(--color-primary);
    font-size: 0.9rem;
}

.auth-links a:hover {
    text-decoration: underline;
}

.error-message {
    background-color: #fee;
    color: #c33;
    padding: 12px;
    border-radius: 5px;
    margin-top: 15px;
    text-align: center;
}

.success-message {
    background-color: #efe;
    color: #3c3;
    padding: 12px;
    border-radius: 5px;
    margin-top: 15px;
    text-align: center;
}

/* 공지사항 상세 */
.notice-detail-info {
    display: flex;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--color-text-lighter);
}

.notice-detail-content {
    line-height: 1.8;
    color: var(--color-text);
    padding: 20px 0;
    white-space: pre-wrap;
}

.notice-detail-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

/* 푸터 */
.footer {
    background-color: var(--color-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 20px 20px;
    margin-top: 80px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-logo {
    flex: 0 0 auto;
    margin-right: 40px;
}

.footer-logo img {
    height: 180px;
    max-width: 450px;
    object-fit: contain;
}

.footer-info {
    flex: 1;
    min-width: 250px;
}

.footer-info h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 15px;
}

.footer-info p {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-contact {
    flex: 1;
    min-width: 250px;
}

.footer-contact h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 15px;
}

.footer-contact p {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-contact a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.footer-map {
    flex: 1;
    min-width: 250px;
}

.footer-map h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 15px;
}

.footer-map p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    margin-bottom: 8px;
    line-height: 1.8;
}

.footer-map-link {
    display: inline-block;
    padding: 10px 20px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
    font-size: 0.95rem;
    margin-top: 10px;
}

.footer-map-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
    text-decoration: none;
}

.footer-copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

/* 플로팅 버튼 */
.floating-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
}

.floating-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.floating-btn svg {
    width: 24px;
    height: 24px;
    margin-bottom: 4px;
}

.floating-btn span {
    font-size: 0.7rem;
    line-height: 1;
}

.floating-phone {
    background-color: #28a745;
}

.floating-phone:hover {
    background-color: #218838;
}

.floating-phone .phone-number {
    display: none;
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-text);
    color: var(--color-white);
    padding: 8px 12px;
    border-radius: 5px;
    white-space: nowrap;
    font-size: 0.9rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.floating-phone:hover .phone-number {
    display: block;
}

.floating-phone .phone-number::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--color-text);
}

/* 모바일 헤더 */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: 15px 20px;
    box-shadow: 0 2px 8px var(--color-shadow-light);
    z-index: 2000;
    align-items: center;
    justify-content: space-between;
}

.mobile-logo {
    flex: 1;
}

.mobile-logo img {
    height: 50px;
    max-width: 200px;
    object-fit: contain;
}

.mobile-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 30px;
    justify-content: center;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: all 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* 모바일 사이드 메뉴 */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-menu-overlay.active {
    opacity: 1;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    max-width: 80%;
    height: 100%;
    background-color: var(--color-white);
    box-shadow: -2px 0 8px var(--color-shadow);
    z-index: 2000;
    transition: right 0.3s ease;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-primary);
    color: var(--color-white);
}

.mobile-menu-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
}

.mobile-menu-footer {
    padding: 20px;
    border-top: 1px solid var(--color-border);
    background-color: var(--color-primary);
    text-align: center;
    margin-top: auto;
}

.mobile-menu-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mobile-menu-logo img {
    height: 50px;
    max-width: 200px;
    object-fit: contain;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-nav {
    padding: 0;
    flex: 1;
    overflow-y: auto;
}

.mobile-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu-item {
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu-link {
    display: block;
    padding: 15px 20px;
    color: var(--color-text);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: background-color 0.3s;
    position: relative;
}

.mobile-menu-link:hover {
    background-color: var(--color-bg);
}

.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--color-bg);
}

.mobile-menu-item.active .mobile-submenu {
    max-height: 500px;
}

.mobile-submenu li {
    border-bottom: 1px solid var(--color-border);
}

.mobile-submenu li:last-child {
    border-bottom: none;
}

.mobile-submenu a {
    display: block;
    padding: 12px 20px 12px 40px;
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 15px;
    font-weight: 400;
    transition: background-color 0.3s;
}

.mobile-submenu a:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.mobile-menu-divider {
    height: 1px;
    background-color: var(--color-border);
    margin: 10px 0;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    /* 모바일 폰트 사이즈 (공공기관 기준) */
    /* 제목 (h1) */
    h1, .visual-title, .page-title h1, .greeting-title, .program-section-title, .notice-board-header h2 {
        font-weight: 700;
        font-size: 22px;
        line-height: 1.4;
    }

    /* 소제목 (h2, h3) */
    h2, h3, .section-title, .feature-item h3, .program-item h3, .notice-item-title {
        font-weight: 600;
        font-size: 18px;
        line-height: 1.45;
    }

    /* 본문 (p) */
    p, body, .section-description, .greeting-text, .program-section-content, .notice-detail-content {
        font-weight: 400;
        font-size: 15px;
        line-height: 1.6;
    }

    /* 보조 텍스트 */
    .notice-item-meta, .notice-detail-info, .breadcrumb, .col-date, .col-author, .col-views, .form-help {
        font-weight: 400;
        font-size: 13px;
        line-height: 1.5;
    }

    /* 공지사항 상세 페이지 모바일 스타일 */
    .notice-detail-page {
        padding: 20px;
    }

    .notice-detail-title {
        font-size: 1.3rem;
    }

    .notice-detail-meta {
        flex-direction: column;
        gap: 8px;
        font-size: 0.85rem;
    }

    .notice-detail-content {
        font-size: 0.95rem;
    }

    .notice-detail-footer {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .notice-detail-actions {
        width: 100%;
        justify-content: flex-end;
    }

    /* 댓글 모바일 스타일 */
    .comment-form-container {
        padding: 15px;
    }

    .comment-item {
        padding: 15px;
    }

    .comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .comment-actions {
        flex-direction: column;
        gap: 8px;
    }

    .comment-edit-btn,
    .comment-delete-btn {
        width: 100%;
    }

    /* 모바일 헤더 표시 */
    .mobile-header {
        display: flex;
    }

    /* 데스크톱 메뉴 숨기기 */
    .top_menu {
        display: none;
    }

    #logo {
        display: none;
    }

    #hd_wrapper {
        display: none;
    }

    /* 메인 비주얼 상단 여백 추가 */
    .main-visual {
        margin-top: 70px;
    }

    /* 페이지 타이틀 상단 여백 추가 */
    .page-title {
        margin-top: 70px;
    }

    /* 새로운 헤더 구조 모바일 스타일 */
    #logo {
        padding: 30px 0;
    }
    
    #logo img {
        height: 90px;
        max-width: 400px;
    }

    .gnb_wrap {
        flex-direction: column;
        padding: 10px 20px;
    }

    #pc_gnb_1dul {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .gnb_1dli {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .gnb_1da {
        padding: 20px 20px;
        font-size: 1rem;
    }

    .gnb_2dul {
        position: static;
        display: block;
        box-shadow: none;
        background-color: var(--color-bg);
    }

    .gnb_1dli:hover .gnb_2dul,
    .gnb_1dli_on .gnb_2dul {
        display: block;
    }

    .sm_menu {
        flex-direction: column;
        width: 100%;
        gap: 15px;
        padding: 15px 0;
        border-top: 1px solid var(--color-border);
        margin-top: 10px;
    }

    .sm_menu_links {
        text-align: center;
        font-size: 0.85rem;
    }

    .sub_menu ul {
        flex-wrap: wrap;
    }

    .sm_nav {
        min-width: 50%;
    }

    .visual-title {
        font-size: 22px;
        font-weight: 700;
        line-height: 1.4;
    }

    .visual-subtitle {
        font-size: 15px;
        font-weight: 400;
        line-height: 1.6;
    }

    .section-title {
        font-size: 18px;
        font-weight: 600;
        line-height: 1.45;
    }

    .intro-features {
        grid-template-columns: 1fr;
    }

    .program-items {
        grid-template-columns: 1fr;
    }

    .greeting-content,
    .program-section {
        padding: 30px 20px;
    }

    .notice-board {
        padding: 20px;
    }

    .notice-table {
        font-size: 0.9rem;
    }

    /* 모바일에서 2단 레이아웃을 1단으로 변경 */
    .content-wrapper {
        flex-direction: column;
        gap: 20px;
    }

    .sidebar {
        flex: 1;
        position: static;
        width: 100%;
    }

    .main-content {
        width: 100%;
    }

    .col-title {
        min-width: 200px;
    }

    .time-item {
        flex-direction: column;
        gap: 5px;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-logo {
        width: 100%;
        margin-right: 0;
        margin-bottom: 20px;
        text-align: center;
    }
    
    .footer-logo img {
        height: 100px;
        max-width: 250px;
    }
    
    .footer-info,
    .footer-contact,
    .footer-map {
        min-width: 100%;
    }
    
    .footer-map-link {
        display: block;
        text-align: center;
    }

    .modal-content {
        width: 95%;
        margin: 20px;
    }
}

@media (max-width: 480px) {
    #logo img {
        height: 70px;
        max-width: 300px;
    }

    /* 로그인/회원가입 페이지 작은 모바일 폰트 사이즈 */
    /* 제목 (h2) */
    .auth-box h2 {
        font-weight: 700;
        font-size: 20px;
        line-height: 1.4;
    }

    /* 소제목 (h3) */
    .form-section-title,
    .terms-content h3 {
        font-weight: 600;
        font-size: 16px;
        line-height: 1.45;
    }

    /* 본문 (p, label, input) */
    .form-group label,
    .form-group input,
    .form-group textarea,
    .terms-text,
    .terms-text p,
    .terms-checkbox-label,
    .checkbox-label,
    .privacy-table {
        font-weight: 400;
        font-size: 14px;
        line-height: 1.6;
    }

    .form-group input,
    .form-group textarea {
        font-size: 14px;
    }

    /* 보조 텍스트 */
    .form-help,
    .breadcrumb,
    .privacy-table th,
    .privacy-table td {
        font-weight: 400;
        font-size: 13px;
        line-height: 1.5;
    }

    /* 작은 모바일 화면 폰트 조정 */
    h1, .visual-title, .page-title h1, .greeting-title, .program-section-title, .notice-board-header h2 {
        font-size: 20px;
    }

    h2, h3, .section-title, .feature-item h3, .program-item h3, .notice-item-title {
        font-size: 16px;
    }

    p, body, .section-description, .greeting-text, .program-section-content, .notice-detail-content {
        font-size: 14px;
    }

    .intro-section,
    .notice-section {
        padding: 40px 20px;
    }

    .feature-icon img {
        width: 240px;
        height: 240px;
    }

    .auth-box {
        padding: 30px 20px;
    }

    /* 모바일 플로팅 버튼 */
    .floating-buttons {
        right: 15px;
        bottom: 15px;
        gap: 12px;
    }

    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 0.65rem;
    }

    .floating-btn svg {
        width: 20px;
        height: 20px;
    }

    .floating-phone .phone-number {
        right: 60px;
        font-size: 0.85rem;
        padding: 6px 10px;
    }

    /* 로그인/회원가입 페이지 작은 모바일 폰트 사이즈 */
    /* 제목 (h2) */
    .auth-box h2 {
        font-weight: 700;
        font-size: 20px;
        line-height: 1.4;
    }

    /* 소제목 (h3) */
    .form-section-title,
    .terms-content h3 {
        font-weight: 600;
        font-size: 16px;
        line-height: 1.45;
    }

    /* 본문 (p, label, input) */
    .form-group label,
    .form-group input,
    .form-group textarea,
    .terms-text,
    .terms-text p,
    .terms-checkbox-label,
    .checkbox-label,
    .privacy-table {
        font-weight: 400;
        font-size: 14px;
        line-height: 1.6;
    }

    .form-group input,
    .form-group textarea {
        font-size: 14px;
    }

    /* 보조 텍스트 */
    .form-help,
    .breadcrumb,
    .privacy-table th,
    .privacy-table td {
        font-weight: 400;
        font-size: 13px;
        line-height: 1.5;
    }

    .terms-frame-wrapper {
        height: 400px;
    }
}