/* css/responsive.css - 반응형 스타일시트 */

/* ========================================
   모바일 퍼스트 반응형 디자인
   기본: 320px 이상 (모바일)
   태블릿: 768px 이상
   데스크톱: 1024px 이상
   대형 화면: 1440px 이상
======================================== */

/* ===================
   모바일 기본 (320px+)
=================== */
.container {
    padding: 10px;
    max-width: 100%;
}

.header h1 {
    font-size: 20px;
}

.hamburger {
    font-size: 20px;
    padding: 8px;
}

/* 탭 */
.testament-tabs {
    flex-direction: column;
    gap: 0;
}

.tab {
    padding: 12px;
    font-size: 14px;
    border-radius: 0;
}

/* 성경책 그리드 */
.books-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.book-item {
    padding: 10px;
}

.book-item h3 {
    font-size: 14px;
}

.book-item .book-code {
    font-size: 12px;
}

/* 컨트롤 */
.controls {
    flex-direction: column;
    gap: 8px;
}

.controls select,
.controls button {
    width: 100%;
    padding: 8px;
    font-size: 14px;
}

/* 성경 본문 */
.verse-container {
    padding: 12px;
}

.verse-number {
    width: 20px;
    font-size: 12px;
}

.verse-text {
    font-size: 14px;
    line-height: 1.5;
}

/* 검색 결과 */
.search-result-item {
    padding: 12px;
}

.search-result-item .verse-ref {
    font-size: 14px;
}

.search-result-item .verse-content {
    font-size: 13px;
}

/* 페이지네이션 */
.pagination {
    overflow-x: auto;
    white-space: nowrap;
    padding: 10px 0;
}

.pagination button,
.pagination a {
    padding: 6px 10px;
    font-size: 12px;
    margin: 0 2px;
}

/* 메뉴 패널 */
.menu-panel {
    width: 280px;
}

.search-section input {
    font-size: 14px;
    padding: 10px;
}

.search-section button {
    font-size: 14px;
    padding: 10px;
}

.font-controls button {
    padding: 6px 12px;
    font-size: 12px;
}

/* ===================
   중형 모바일 (480px+)
=================== */
@media (min-width: 480px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 22px;
    }
    
    .testament-tabs {
        flex-direction: row;
        border-radius: 8px;
    }
    
    .tab {
        font-size: 15px;
        padding: 14px;
    }
    
    .books-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .book-item {
        padding: 12px;
    }
    
    .book-item h3 {
        font-size: 15px;
    }
    
    .verse-container {
        padding: 15px;
    }
    
    .verse-text {
        font-size: 15px;
    }
    
    .search-result-item .verse-content {
        font-size: 14px;
    }
    
    .menu-panel {
        width: 300px;
    }
}

/* ===================
   태블릿 (768px+)
=================== */
@media (min-width: 768px) {
    .container {
        padding: 20px;
        max-width: 800px;
        margin: 0 auto;
    }
    
    .header h1 {
        font-size: 24px;
    }
    
    .hamburger {
        font-size: 24px;
        padding: 10px;
    }
    
    .tab {
        font-size: 16px;
        padding: 15px;
    }
    
    .books-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 15px;
    }
    
    .book-item {
        padding: 15px;
    }
    
    .book-item h3 {
        font-size: 16px;
    }
    
    .book-item .book-code {
        font-size: 14px;
    }
    
    .controls {
        flex-direction: row;
        align-items: center;
        gap: 10px;
    }
    
    .controls select,
    .controls button {
        width: auto;
        min-width: 120px;
    }
    
    .verse-container {
        padding: 20px;
    }
    
    .verse-number {
        width: 30px;
        font-size: 14px;
    }
    
    .verse-text {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .search-result-item {
        padding: 15px;
    }
    
    .search-result-item .verse-ref {
        font-size: 16px;
    }
    
    .search-result-item .verse-content {
        font-size: 15px;
    }
    
    .pagination button,
    .pagination a {
        padding: 8px 12px;
        font-size: 14px;
        margin: 0 5px;
    }
}

/* ===================
   데스크톱 (1024px+)
=================== */
@media (min-width: 1024px) {
    .container {
        max-width: 900px;
    }
    
    .books-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .book-item {
        padding: 20px;
        transition: all 0.3s ease;
    }
    
    .book-item:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    }
    
    .book-item h3 {
        font-size: 18px;
    }
    
    .verse-container {
        padding: 25px;
    }
    
    .verse-text {
        font-size: 17px;
        line-height: 1.7;
    }
    
    .search-result-item {
        padding: 20px;
    }
    
    .search-result-item .verse-content {
        font-size: 16px;
        line-height: 1.6;
    }
    
    /* 호버 효과 강화 */
    .book-item:hover h3 {
        color: #3498db;
    }
    
    .verse-item:hover {
        background-color: #f8f9fa;
        border-radius: 4px;
        padding: 12px 8px;
        margin: 0 -8px;
    }
}

/* ===================
   대형 화면 (1440px+)
=================== */
@media (min-width: 1440px) {
    .container {
        max-width: 1200px;
    }
    
    .books-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 25px;
    }
    
    .book-item {
        padding: 25px;
    }
    
    .book-item h3 {
        font-size: 20px;
    }
    
    .verse-container {
        padding: 30px;
    }
    
    .verse-text {
        font-size: 18px;
        line-height: 1.8;
    }
    
    .search-result-item {
        padding: 25px;
    }
    
    .search-result-item .verse-content {
        font-size: 17px;
    }
}

/* ===================
   인쇄용 스타일
=================== */
@media print {
    .hamburger,
    .menu-panel,
    .menu-overlay,
    .controls,
    .pagination {
        display: none !important;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .header {
        margin-bottom: 20px;
    }
    
    .verse-container {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .verse-item {
        page-break-inside: avoid;
        margin-bottom: 5px;
    }
    
    .search-result-item {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}

/* ===================
   고대비 모드 지원
=================== */
@media (prefers-contrast: high) {
    .book-item {
        border: 2px solid #000;
    }
    
    .book-item:hover {
        background-color: #000;
        color: #fff;
    }
    
    .tab.active {
        border: 2px solid #000;
    }
    
    .verse-number {
        border-right: 1px solid #000;
    }
}

/* ===================
   다크 모드 지원
=================== */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #e0e0e0;
    }
    
    .book-item,
    .verse-container,
    .search-result-item,
    .search-info {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }
    
    .book-item h3,
    .header h1 {
        color: #ffffff;
    }
    
    .book-item .book-code {
        color: #b0b0b0;
    }
    
    .tab {
        background-color: #3d3d3d;
        color: #e0e0e0;
    }
    
    .tab.active {
        background-color: #2980b9;
    }
    
    .menu-panel {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }
    
    .search-section input {
        background-color: #3d3d3d;
        border-color: #555;
        color: #e0e0e0;
    }
    
    .highlight {
        background-color: #ffa500;
        color: #000;
    }
}

/* ===================
   접근성 향상
=================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .book-item:hover {
        transform: none;
    }
}

/* ===================
   포커스 스타일 강화
=================== */
.book-item:focus,
.tab:focus,
.controls button:focus,
.controls select:focus,
.pagination button:focus,
.pagination a:focus {
    outline: 3px solid #3498db;
    outline-offset: 2px;
}

/* ===================
   터치 최적화
=================== */
@media (hover: none) and (pointer: coarse) {
    .book-item,
    .tab,
    .controls button,
    .pagination button {
        min-height: 44px;
        min-width: 44px;
    }
    
    .hamburger {
        min-height: 44px;
        min-width: 44px;
    }
}

/* ===================
   로딩 상태 애니메이션
=================== */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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