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

/* 다운로드 진행률 애니메이션 */
@keyframes progress-slide {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 20px 0;
    }
}

/* 다운로드 스피너 */
.download-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

/* 점 애니메이션 */
.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% {
        content: '';
    }
    40% {
        content: '.';
    }
    60% {
        content: '..';
    }
    80%, 100% {
        content: '...';
    }
}

body {
    font-family: 'Noto Sans KR', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 헤더 스타일 */
header {
    background: #2c3e50;
    color: white;
    padding: 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header h1 {
    background: #34495e;
    margin: 0;
    padding: 15px 20px;
    font-size: 24px;
    font-weight: 600;
}

/* 메인 네비게이션 */
.main-nav {
    background: #2c3e50;
}

.main-nav ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.main-nav > ul > li {
    position: relative;
}

.main-nav > ul > li > a {
    display: block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    transition: background-color 0.3s ease;
    font-weight: 500;
}

.main-nav > ul > li > a:hover {
    background: #34495e;
}

/* 드롭다운 메뉴 */
.main-nav ul ul {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 250px;
    white-space: nowrap;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

/* 2차 메뉴는 has-submenu 클래스가 있는 li에만 호버 시 표시 */
.main-nav li.has-submenu:hover > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav ul ul li {
    border-bottom: 1px solid #eee;
}

.main-nav ul ul li.has-submenu {
    position: relative;
}

.main-nav ul ul li:last-child {
    border-bottom: none;
}

.main-nav ul ul a {
    display: block;
    padding: 12px 16px;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s ease;
    font-size: 14px;
}

.main-nav ul ul a:hover {
    background: #f8f9fa;
    color: #2c3e50;
}

/* 3단계 중첩 드롭다운 메뉴 - 성공/실패 아래로 드롭다운 */
.main-nav ul ul ul {
    position: absolute;
    top: 100%;
    left: -100px;
    background: #f8f9fa;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    min-width: 300px;
    padding: 10px;
    z-index: 1000;
}

/* 실패 메뉴의 하위카테고리를 성공과 같은 위치에 완전히 겹치게 배치 */
.main-nav ul ul li:nth-child(2).has-submenu > ul {
    left: -176px;
}

.main-nav ul ul li.has-submenu:hover > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 3단계 메뉴 링크 스타일 */
.main-nav ul ul ul a {
    padding: 8px 16px;
    font-size: 13px;
    color: #555;
    border-left: 2px solid transparent;
}

.main-nav ul ul ul a:hover {
    background: #e9ecef;
    border-left-color: #2c3e50;
    color: #2c3e50;
}

/* 3단계 메뉴 화살표 표시 - 특정 li에만 적용 */
.main-nav ul ul li.has-submenu > a::after {
    content: '▼';
    float: right;
    font-size: 10px;
    color: #999;
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.main-nav ul ul li.has-submenu:hover > a::after {
    transform: rotate(0deg);
}

/* 메인 컨테이너 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    text-align: center;
    flex: 1;
}

.container h2 {
    font-size: 28px;
    color: #2c3e50;
    margin-bottom: 10px;
    font-weight: 600;
}

.container p {
    color: #666;
    font-size: 16px;
    margin-bottom: 40px;
}

/* 푸터 */
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: auto;
}

/* 검색 페이지 스타일 */
.search-page {
    background: white;
    min-height: calc(100vh - 200px);
    flex: 1;
}

.search-header {
    background: #34495e;
    color: white;
    padding: 20px 0;
    text-align: center;
}

.search-header h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.search-header p {
    margin: 8px 0 0;
    opacity: 0.9;
    font-size: 14px;
}

/* 검색 섹션 */
.search-section {
    background: white;
    padding: 30px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.search-box {
    display: flex;
    max-width: 700px;
    margin: 0 auto;
    gap: 10px;
}

/* 검색 필드 드롭다운 */
.search-field {
    min-width: 160px;
    padding: 12px 16px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    background: white;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.search-field:focus {
    outline: none;
    border-color: #3498db;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #3498db;
}

.search-btn {
    padding: 12px 24px;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.search-btn:hover {
    background: #2980b9;
}

.search-btn:disabled,
.search-btn[disabled] {
    background: #b0c4de;
    color: #f4f6fb;
    cursor: not-allowed;
    box-shadow: none;
}

/* 결과 정보 */
.results-info {
    background: #f8f9fa;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #dee2e6;
}

.results-count {
    color: #666;
    font-size: 14px;
}

.download-btn {
    padding: 8px 16px;
    background: #27ae60;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
}

.download-btn:hover {
    background: #219a52;
}

/* 결과 컨테이너 */
.results-container {
    min-height: 400px;
}

.result-item {
    padding: 20px 30px;
    border-bottom: 1px solid #eee;
    transition: background-color 0.2s ease;
}

.result-item:hover {
    background-color: #f8f9fa;
}

.result-item:last-child {
    border-bottom: none;
}

.result-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
    line-height: 1.4;
}

.result-meta {
    display: flex;
    gap: 15px;
    font-size: 13px;
    color: #666;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.result-content {
    color: #555;
    line-height: 1.6;
    margin-bottom: 10px;
}

.result-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tag {
    background: #e3f2fd;
    color: #1976d2;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 500;
}

/* 페이지네이션 */
.pagination-container {
    padding: 20px 30px;
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.page-btn {
    padding: 8px 12px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
    color: #333;
    text-decoration: none;
    min-width: 36px;
    text-align: center;
}

.page-btn:hover {
    background: #e9ecef;
    border-color: #adb5bd;
    color: #495057;
}

.page-btn.active {
    background: #3498db;
    color: white;
    border-color: #3498db;
    font-weight: 600;
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f8f9fa;
}

.page-btn.first-btn,
.page-btn.last-btn {
    background: #e9ecef;
    font-weight: 500;
    min-width: 60px;
}

.page-btn.first-btn:hover,
.page-btn.last-btn:hover {
    background: #6c757d;
    color: white;
    border-color: #6c757d;
}

.page-btn.prev-btn,
.page-btn.next-btn {
    background: #f8f9fa;
    min-width: 50px;
}

.page-btn.prev-btn:hover,
.page-btn.next-btn:hover {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

.page-ellipsis {
    padding: 8px 4px;
    color: #6c757d;
    font-size: 14px;
    user-select: none;
}

.pagination-info {
    margin: 0 15px;
    font-size: 13px;
    color: #6c757d;
    font-weight: 500;
    background: #fff;
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

/* 기존 pagination-btn 클래스들도 유지 (하위 호환성) */
.pagination-btn {
    padding: 6px 12px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.pagination-btn:hover {
    background: #f0f0f0;
}

.pagination-btn.active {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

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

/* 모달 스타일 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background: white;
    margin: 5% auto;
    width: 90%;
    max-width: 500px;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.modal-header {
    background: #34495e;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 15px 20px;
    background: #f8f9fa;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    border-top: 1px solid #dee2e6;
}

/* 다운로드 옵션 */
.format-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.format-option {
    display: flex;
    align-items: center;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.format-option:hover {
    border-color: #3498db;
    background-color: #f8f9ff;
}

.format-option input[type="radio"] {
    margin-right: 10px;
}

.format-label {
    font-size: 14px;
    font-weight: 500;
}

/* 버튼 스타일 */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

/* 로딩 스타일 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav ul ul {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #34495e;
        margin-left: 20px;
    }
    
    .main-nav ul ul a {
        color: #bdc3c7;
        padding-left: 30px;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .results-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .result-item {
        padding: 15px 20px;
    }
    
    .pagination-container {
        padding: 15px 20px;
        flex-wrap: wrap;
    }
}

/* ====================================
   동적 검색 결과 테이블 스타일 추가
   ==================================== */

/* 동적 검색 결과 테이블 스타일 */
.results-table-container {
    margin: 20px 0;
    border-radius: 8px;
    overflow-x: auto; /* 가로 스크롤링 지원 */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    background: white;
}

.results-table {
    width: 100%;
    min-width: 800px; /* 최소 너비 보장으로 가로 스크롤 활성화 */
    border-collapse: collapse;
    font-size: 0.9em;
}

.results-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.results-table th {
    padding: 12px 8px;
    text-align: left;
    font-weight: 600;
    font-size: 0.9em;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    /* 2줄 제한 - 가로 텍스트 유지 */
    white-space: normal;
    max-height: 2.6em; /* line-height 1.3 * 2줄 */
    overflow: hidden;
    line-height: 1.3;
    min-width: 80px;
    word-wrap: break-word;
    word-break: break-word;
}

.results-table td {
    padding: 12px;
    border-bottom: 1px solid #f1f3f5;
    vertical-align: top;
    line-height: 1.4;
    /* 내용 2줄 이상 시 ... 처리 (이미지 제외) */
    max-width: 300px;
}

.results-table td:not([data-type="image"]) {
    /* 텍스트를 완전히 표시하고 가로 스크롤 사용 */
    line-height: 1.4;
    white-space: nowrap; /* 한 줄로 유지하되 ellipsis 제거 */
    word-wrap: break-word;
    word-break: break-word;
    min-width: 100px; /* 최소 너비 보장 */
}

.results-table td[data-type="image"] {
    white-space: normal;
    max-height: none;
    overflow: visible;
}

.results-table td[data-type="image"] img {
    max-width: 100px;
    max-height: 60px;
    object-fit: cover;
}

/* 테이블 자동 레이아웃 및 컬럼 너비 최적화 */
.results-table {
    table-layout: fixed; /* 고정 레이아웃으로 width 속성 적용 보장 */
    width: 100%;
    border-radius: 4px;
}

.result-row:hover {
    background: #f8f9fa;
}

.result-row:nth-child(even) {
    background: rgba(102, 126, 234, 0.02);
}

.result-row:nth-child(even):hover {
    background: #f0f2ff;
}

/* 필드 타입별 스타일 */
.field-date {
    color: #6c757d;
    font-family: monospace;
    font-size: 0.9em;
}

.field-number {
    text-align: right;
    font-family: monospace;
    color: #495057;
}

.field-link a {
    color: #007bff;
    text-decoration: none;
}

.field-link a:hover {
    text-decoration: underline;
}

/* 페이지네이션 스타일 개선 */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 30px 0;
    gap: 8px;
}

.page-btn {
    padding: 10px 15px;
    border: 1px solid #dee2e6;
    background: white;
    color: #495057;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.page-btn:hover {
    background: #e9ecef;
    border-color: #adb5bd;
}

.page-btn.active {
    background: #007bff;
    border-color: #007bff;
    color: white;
}

.page-btn:disabled {
    background: #f8f9fa;
    color: #6c757d;
    cursor: not-allowed;
}

/* 결과 정보 섹션 개선 */
.results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    margin: 20px 0;
}

.results-count {
    font-size: 1.1em;
    font-weight: 600;
    color: #495057;
}

.download-btn {
    background: #28a745;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.download-btn:hover {
    background: #1e7e34;
    transform: translateY(-1px);
}

/* 검색 필드 개선 */
.search-field {
    min-width: 150px;
    padding: 12px 16px;
    border: 1px solid #ced4da;
    border-radius: 6px 0 0 6px;
    background: white;
    font-size: 1em;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ced4da;
    border-left: none;
    border-right: none;
    font-size: 1em;
    outline: none;
}

.search-input:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.search-btn {
    padding: 12px 20px;
    background: #007bff;
    color: white;
    border: 1px solid #007bff;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    font-size: 1em;
    transition: all 0.3s ease;
}

.search-btn:hover {
    background: #0056b3;
    border-color: #0056b3;
}

.search-btn:disabled {
    background: #6c757d;
    border-color: #6c757d;
    cursor: not-allowed;
}

/* 반응형 테이블 */
@media (max-width: 768px) {
    .results-table-container {
        overflow-x: auto;
    }
    
    .results-table {
        min-width: 600px;
    }
    
    .results-table th,
    .results-table td {
        padding: 8px;
        font-size: 0.8em;
    }
    
    .results-info {
        flex-direction: column;
        gap: 15px;
    }
    
    .pagination-container {
        flex-wrap: wrap;
    }
}

/* 로딩 및 메시지 스타일 */
.loading-message {
    text-align: center;
    padding: 40px;
    color: #6c757d;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 6px;
    margin: 20px 0;
    border: 1px solid #f5c6cb;
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 6px;
    margin: 20px 0;
    border: 1px solid #c3e6cb;
}

.warning-message {
    background: #fff3cd;
    color: #856404;
    padding: 15px;
    border-radius: 6px;
    margin: 20px 0;
    border: 1px solid #ffeaa7;
}

/* 1줄 텍스트 제한 */
.text-clamp-1 {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.2;
    max-height: calc(1.2em * 1);
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* 3줄 텍스트 제한 - 기존 호환성 유지 */
.text-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.2;
    max-height: calc(1.2em * 3);
}