/* 슬라이드쇼 모달 및 플레이 버튼 스타일 */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Gothic+A1&family=Nanum+Gothic+Coding&family=Noto+Sans+KR:wght@100..900&display=swap');

/* === Custom Fonts === */
@font-face {
    font-family: 'Paperlogy';
    src: url('/static/ttf/Paperlogy-5Medium.ttf') format('truetype');
}

/* 슬라이드쇼 컨테이너 (모달 내부) */
.slideshow-container {
    /* === 슬라이드 전용 CSS 변수 (스코프 제한) === */
    /* 타이포그래피 */
    --slide-font-family: 'Paperlogy', 'Asta Sans', 'Noto Sans KR', 'Noto Sans', sans-serif;
    --slide-font-size-base: clamp(18px, 1.5vw, 24px);
    --slide-font-size-h1: clamp(2.5rem, 2.8vw, 3.2rem);
    --slide-font-size-h2: clamp(1.875rem, 2vw, 2.4rem);
    --slide-font-size-h3: clamp(1.5rem, 1.5vw, 1.8rem);
    --slide-font-size-h4: clamp(1.25rem, 1.5vw, 1.5rem);
    --slide-font-size-small: clamp(0.75rem, 1.0vw, 0.9rem);

    --slide-font-weight-light: 300;
    --slide-font-weight-normal: 400;
    --slide-font-weight-medium: 500;
    --slide-font-weight-bold: 700;
    --slide-line-height-base: 1.6;
    --slide-line-height-heading: 1.2;

    --slide-font-size-xxl: clamp(3rem, 3.33vw, 4rem);
    --slide-font-size-xl: var(--slide-font-size-h1);
    --slide-font-size-lg: var(--slide-font-size-h2);
    --slide-font-size-md: var(--slide-font-size-h3);
    --slide-font-size-sm: var(--slide-font-size-h4);
    --slide-font-size-xs: var(--slide-font-size-small);

    /* 색상 */
    --slide-bg-color: #ffffff;
    --slide-bg-gradient: linear-gradient(145deg,rgba(255, 255, 255, 1) 0%, rgba(207, 207, 207, 1) 15%, rgba(207, 207, 207, 1) 30%, rgba(230, 230, 230, 1) 90%, rgba(175, 175, 175, 1) 100%);
    --slide-bg-gradient-dark: linear-gradient(145deg,rgba(0, 0, 0, 1) 0%, rgba(20, 20, 20, 1) 15%, rgba(20, 20, 20, 1) 30%, rgba(23, 23, 23, 1) 90%, rgba(17, 17, 17, 1) 100%);
    --slide-bg-gradient-light: linear-gradient(145deg,rgba(255, 255, 255, 1) 0%, rgba(207, 207, 207, 1) 15%, rgba(207, 207, 207, 1) 30%, rgba(230, 230, 230, 1) 90%, rgba(175, 175, 175, 1) 100%);
    --slide-bg-gradient-candy: linear-gradient(145deg, rgba(238, 174, 202, 1) 0%, rgba(255, 224, 153, 1) 22%, rgba(255, 224, 153, 1) 56%, rgba(207, 179, 213, 1) 88%, rgba(148, 187, 233, 1) 100%);
    --slide-text-color: #1a1a1a;
    --slide-text-color-secondary: #6b7280;
    --slide-accent-color: #3b82f6;
    --slide-accent-color-hover: #2563eb;
    --slide-border-color: #cdcdcd;
    --slide-progress-color: #3b82f6;
    --slide-shadow-color: rgba(0, 0, 0, 0.1);

    /* 폰트 색상 */
    --slide-font-color-h1: #1a1a1a;
    --slide-font-color-h2: #1f4480;
    --slide-font-color-h3: #000000;
    --slide-font-color-h4: #2563eb;
    --slide-font-color-body: #000000;

    /* 간격 */
    --slide-spacing-xs: 0.25rem;
    --slide-spacing-sm: 0.5rem;
    --slide-spacing-md: 1rem;
    --slide-spacing-lg: 2rem;
    --slide-spacing-xl: 3rem;
    --slide-spacing-2xl: 4rem;

    /* 마크다운 서식 */
    --slide-markdown-strong-color: var(--slide-accent-color);
    --slide-markdown-em-color: var(--slide-text-color-secondary);
    --slide-markdown-del-color: var(--slide-text-color-secondary);
    --slide-markdown-code-color: #51ff00;
    --slide-markdown-code-background: #000000;
    --slide-markdown-code-border-radius: var(--slide-border-radius);
    --slide-markdown-code-font-size: var(--slide-font-size-sm);
    --slide-markdown-code-font-family: "Nanum Gothic Coding", 'Courier New', monospace;
    --slide-markdown-link-color: var(--slide-accent-color);
    --slide-markdown-link-color-hover: var(--slide-accent-color-hover);

    /* 레이아웃 */
    --slide-padding: 4rem;
    --slide-padding-mobile: 2rem;
    --slide-progress-bar-height: 7px;
    --slide-border-radius: 8px;
    --slide-border-radius-lg: 12px;
    --slide-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --slide-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --slide-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --slide-transition-base: 0.3s ease;
    --slide-transition-fast: 0.15s ease;

    /* 컨테이너 스타일 */
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--slide-bg-gradient);
    border-radius: var(--slide-border-radius);
    font-family: var(--slide-font-family);
    font-size: var(--slide-font-size-base);
    line-height: var(--slide-line-height-base);
    color: var(--slide-text-color);
}

/* 슬라이드 포스트 콘텐츠 영역 */
.slide-post-content {
    width: 100%;
}

/* 대표 이미지 컨테이너 */
.slide-featured-image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    max-width: 100%;
}

.slide-featured-image {
    max-height: 500px;
    object-fit: contain;
    border-radius: 8px;
    width: 100%;
}

/* 플레이 버튼 오버레이 */
.slide-play-button-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    z-index: 10;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.slide-play-button-overlay:hover {
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(1.1);
}

.slide-play-button {
    width: 80px;
    height: 80px;
    background-color: rgba(0, 0, 0, 0.75);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.slide-play-button:hover {
    background-color: rgba(0, 0, 0, 0.9);
}

.slide-play-button i {
    font-size: 2.5rem;
    color: white;
    margin-left: 5px;
}

/* 요약 영역 */
.slide-excerpt {
    padding: 1rem;
    background-color: var(--palette-gray-100);
    border-radius: 8px;
    margin-bottom: 1rem;
    color: var(--palette-gray-800);
}

.slide-excerpt p,
.slide-excerpt-content {
    margin: 0;
    color: inherit;
    white-space: pre-line; /* 줄바꿈 처리 */
}

/* 다크모드 스타일 */
[data-theme="dark"] .slide-excerpt,
[data-bs-theme="dark"] .slide-excerpt {
    background-color: var(--palette-gray-200);
    color: var(--palette-gray-800);
}

[data-theme="dark"] .slide-excerpt p,
[data-theme="dark"] .slide-excerpt-content,
[data-bs-theme="dark"] .slide-excerpt p,
[data-bs-theme="dark"] .slide-excerpt-content {
    color: inherit;
}

/* 슬라이드쇼 모달 오버레이 */
.slide-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

/* 슬라이드쇼 모달 컨테이너 */
.slide-modal-container {
    position: relative;
    width: 90vw;
    height: 90vh;
    max-width: 100vw;
    max-height: 100vh;
    background: var(--slide-bg-gradient);
    border-radius: var(--slide-border-radius-lg);
    box-shadow: var(--slide-shadow-lg);
    overflow: hidden;
}

/* 닫기 버튼 */
.slide-modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 40px;
    height: 40px;
    background-color: transparent;
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 19000;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.slide-modal-close:hover {
    transform: scale(1.1);
}

.slide-modal-close:active {
    transform: scale(0.95);
}


/* 슬라이드 뷰어 */
.slide-viewer {
    flex: 1;
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: transparent;
}

/* 슬라이드 요소 */
.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: var(--slide-padding);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateX(100%);
    transition: transform var(--slide-transition-base), opacity var(--slide-transition-base);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1;
    background: transparent;
    color: var(--slide-text-color);
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
}

.slide.prev {
    opacity: 0;
}

/* === 제목 슬라이드 === */
.slide-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    gap: var(--slide-spacing-xl);
}

.slide-title h1 {
    font-size: var(--slide-font-size-xxl);
    font-weight: var(--slide-font-weight-bold);
    line-height: var(--slide-line-height-heading);
    color: var(--slide-font-color-h1);
    text-align: center;
    word-break: keep-all;
    overflow-wrap: break-word;
    max-width: 90%;
    margin: 0;
}

.slide-title h2 {
    font-size: var(--slide-font-size-h2);
    font-weight: var(--slide-font-weight-medium);
    line-height: var(--slide-line-height-heading);
    color: var(--slide-font-color-h2);
    text-align: center;
    word-break: keep-all;
    overflow-wrap: break-word;
    max-width: 90%;
    margin: 0;
    opacity: 0.8;
}

.slide-title .divider {
    width: 80%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--slide-accent-color), transparent);
    margin: var(--slide-spacing-sm) auto;
    border: none;
}

.slide-title p {
    font-size: var(--slide-font-size-md);
    line-height: var(--slide-line-height-base);
    color: var(--slide-font-color-body);
    text-align: center;
}

/* === 목차 슬라이드 === */
.slide-toc {
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-xl);
    padding-top: var(--slide-spacing-2xl);
    height: 100%;
    overflow: hidden;
}

.slide-toc .title {
    font-size: var(--slide-font-size-h1);
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-font-color-h1);
    margin-left: var(--slide-spacing-2xl);
    margin-bottom: var(--slide-spacing-md);
    flex-shrink: 0;
}

.slide-toc .toc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-sm);
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
    min-height: 0;
    padding-right: var(--slide-spacing-md);
}

/* TOC 리스트 스크롤바 스타일 */
.slide-toc .toc-list::-webkit-scrollbar {
    width: 8px;
}

.slide-toc .toc-list::-webkit-scrollbar-track {
    background: transparent;
}

.slide-toc .toc-list::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.slide-toc .toc-list:hover::-webkit-scrollbar-thumb,
.slide-toc .toc-list:active::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
}

.slide-toc .toc-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

.slide-toc .toc-item {
    font-size: var(--slide-font-size-h2);
    font-weight: var(--slide-font-weight-medium);
    padding: var(--slide-spacing-sm) 0;
    color: var(--slide-font-color-h2);
    transition: color var(--slide-transition-fast);
    margin-left: 25vw;
}

/* === 중간 슬라이드 === */
.slide-insert {
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-lg);
    padding-top: var(--slide-spacing-xl);
    height: 100%;
    overflow: hidden;
}

.slide-insert h1 {
    font-size: var(--slide-font-size-h1);
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-font-color-h1);
    text-align: center;
    margin-bottom: var(--slide-spacing-md);
    flex-shrink: 0;
}

.slide-insert .divider {
    width: 40%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--slide-accent-color), transparent);
    margin: var(--slide-spacing-sm) auto;
    margin-bottom: var(--slide-spacing-lg);
    border: none;
    flex-shrink: 0;
}

.slide-insert .h2-list-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 0 var(--slide-spacing-xl);
}

.slide-insert .h2-list {
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-md);
    list-style: none;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
    max-height: 100%;
    padding: var(--slide-spacing-lg);
    border: none;
    width: auto;
    max-width: 80%;
}

/* H2 리스트 스크롤바 스타일 */
.slide-insert .h2-list::-webkit-scrollbar {
    width: 8px;
}

.slide-insert .h2-list::-webkit-scrollbar-track {
    background: transparent;
}

.slide-insert .h2-list::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.slide-insert .h2-list:hover::-webkit-scrollbar-thumb,
.slide-insert .h2-list:active::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
}

.slide-insert .h2-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

.slide-insert .h2-item {
    font-size: var(--slide-font-size-h2);
    font-weight: var(--slide-font-weight-medium);
    text-align: left;
    color: var(--slide-font-color-h2);
    padding-left: var(--slide-spacing-md);
}

/* === 내용 슬라이드 === */
.slide-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--slide-spacing-xl);
    height: 100%;
}

.slide-content .left-section {
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-lg);
    max-height: 100%;
    overflow: hidden;
}

.slide-content .header-section {
    display: flex;
    flex-direction: column;
    gap: var(--slide-spacing-sm);
}

.slide-content h2 {
    font-size: var(--slide-font-size-h1);
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-font-color-h1);
    margin-left: var(--slide-spacing-xl);
}

.slide-content h1 {
    font-size: var(--slide-font-size-h2);
    font-weight: var(--slide-font-weight-medium);
    color: var(--slide-font-color-h2);
}

.slide-content .media-section {
    flex: 1 1 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    max-height: calc(100vh - 200px);
    overflow: hidden;
    position: relative;
}

.slide-content .media-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-content .media-section img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: center;
    border-radius: var(--slide-border-radius);
    transition: transform var(--slide-transition-base), 
                max-width var(--slide-transition-base),
                max-height var(--slide-transition-base),
                z-index var(--slide-transition-base);
}

/* 전체화면에서 이미지 확대 상태 */
.slide-content .media-section img.slide-image-expanded {
    position: fixed;
    top: 50%;
    left: 5%;
    transform: translate(0%, -50%);
    max-width: 95vw;
    max-height: 95vh;
    width: 90vw;
    height: 90vh;
    z-index: 10000;
    cursor: zoom-out;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.8);
    padding: var(--slide-spacing-lg);
    border-radius: var(--slide-border-radius-lg);
    background-color: #ffffff;
}

.slide-content .content-section {
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: var(--slide-spacing-md);
    display: flex;
    flex-direction: column;
}

/* Content 섹션 스크롤바 스타일 */
.slide-content .content-section::-webkit-scrollbar {
    width: 8px;
}

.slide-content .content-section::-webkit-scrollbar-track {
    background: transparent;
}

.slide-content .content-section::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.slide-content .content-section:hover::-webkit-scrollbar-thumb,
.slide-content .content-section:active::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
}

.slide-content .content-section::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

.slide-content .content-spacer-top,
.slide-content .content-spacer-bottom {
    flex-shrink: 0;
    height: 25vh;
    width: 100%;
}

.slide-content .content-inner {
    flex: 1;
    width: 100%;
}

.slide-content .content-image-marker {
    scroll-margin-top: var(--slide-spacing-lg);
    pointer-events: none;
}

.slide-content .content-image-box {
    width: 100%;
    margin: var(--slide-spacing-md) 0;
    padding: var(--slide-spacing-md);
    border: 1px solid var(--slide-border-color);
    border-radius: var(--slide-border-radius);
    background-color: rgba(59, 130, 246, 0.02);
    display: flex;
    align-items: center;
    gap: var(--slide-spacing-md);
    cursor: pointer;
    transition: background-color var(--slide-transition-fast), border-color var(--slide-transition-fast);
}

.slide-content .content-image-box:hover {
    background-color: rgba(59, 130, 246, 0.05);
    border-color: var(--slide-accent-color);
}

.slide-content .content-image-box .content-image-thumbnail {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: var(--slide-border-radius);
    flex-shrink: 0;
    border: 1px solid var(--slide-border-color);
}

.slide-content .content-image-box p {
    margin: 0;
    flex: 1;
    color: var(--slide-font-color-body);
}

.slide-content h3 {
    font-size: var(--slide-font-size-lg);
    font-weight: var(--slide-font-weight-bold);
    margin-top: var(--slide-spacing-xl);
    margin-bottom: var(--slide-spacing-xl);
    color: var(--slide-font-color-h3);
}

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

.slide-content h4 {
    font-size: var(--slide-font-size-h4);
    font-weight: var(--slide-font-weight-medium);
    margin-top: var(--slide-spacing-2xl);
    margin-bottom: var(--slide-spacing-lg);
    color: var(--slide-font-color-h4);
    text-decoration: underline var(--slide-accent-color);
    text-decoration-thickness: var(--slide-spacing-xs);
    text-underline-offset: var(--slide-spacing-md);
}

.slide-content p {
    margin-bottom: var(--slide-spacing-md);
    color: var(--slide-font-color-body);
    line-height: var(--slide-line-height-base);
}

.slide-content ul,
.slide-content ol {
    margin-left: var(--slide-spacing-lg);
    margin-bottom: var(--slide-spacing-md);
}

.slide-content li {
    margin-bottom: var(--slide-spacing-xs);
    color: var(--slide-font-color-body);
}

/* === 인라인 포맷팅 스타일 === */
.slide-content strong {
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-markdown-strong-color);
}

.slide-content em {
    font-style: italic;
    color: var(--slide-markdown-em-color);
}

.slide-content del {
    text-decoration: line-through;
    color: var(--slide-markdown-del-color);
    opacity: 0.7;
}

.slide-content code {
    background-color: var(--slide-markdown-code-background);
    padding: 0.2em 0.4em;
    border-radius: var(--slide-markdown-code-border-radius);
    font-size: var(--slide-markdown-code-font-size);
    font-family: var(--slide-markdown-code-font-family);
    color: var(--slide-markdown-code-color);
}

.slide-content a {
    color: var(--slide-markdown-link-color);
    text-decoration: underline;
    text-decoration-color: var(--slide-accent-color);
    text-underline-offset: 2px;
    transition: color var(--slide-transition-fast), text-decoration-color var(--slide-transition-fast);
}

.slide-content a:hover {
    color: var(--slide-markdown-link-color-hover);
    text-decoration-color: var(--slide-markdown-link-color-hover);
}

.slide-content pre {
    background-color: var(--slide-markdown-code-background);
    padding: var(--slide-spacing-xl);
    border-radius: var(--slide-markdown-code-border-radius);
    overflow-x: auto;
    margin-bottom: var(--slide-spacing-md);
}

.slide-content pre code {
    background-color: transparent;
    padding: 0;
}

/* === 테이블 스타일 === */
.slide-content table {
    width: 100%;
    max-width: 100%;
    border-collapse: collapse;
    margin: var(--slide-spacing-md) 0;
    border: 1px solid var(--slide-border-color);
    background-color: var(--slide-bg-color);
}

.slide-content table thead {
    background-color: var(--slide-border-color);
}

.slide-content table th {
    padding: var(--slide-spacing-md) var(--slide-spacing-lg);
    text-align: left;
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-font-color-h3);
    border-bottom: 2px solid var(--slide-accent-color);
    border-right: 1px solid var(--slide-border-color);
}

.slide-content table th:last-child {
    border-right: none;
}

.slide-content table td {
    padding: var(--slide-spacing-md) var(--slide-spacing-lg);
    border-bottom: 1px solid var(--slide-border-color);
    border-right: 1px solid var(--slide-border-color);
    color: var(--slide-font-color-body);
}

.slide-content table td:last-child {
    border-right: none;
}

.slide-content table tbody tr:last-child td {
    border-bottom: none;
}

.slide-content table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

/* === 수평선 스타일 === */
.slide-content hr {
    border: none;
    border-top: 3px solid var(--slide-accent-color);
    margin: var(--slide-spacing-xl) 0;
    width: 100%;
}

/* === 인용구 스타일 === */
.slide-content blockquote {
    margin: var(--slide-spacing-md) 0;
    padding: var(--slide-spacing-xl) var(--slide-spacing-lg);
    padding-left: var(--slide-spacing-xl);
    border-left: 4px solid var(--slide-accent-color);
    background-color: rgba(59, 130, 246, 0.05);
    color: var(--slide-font-color-body);
    font-style: italic;
    border-radius: 0 var(--slide-border-radius) var(--slide-border-radius) 0;
}

.slide-content blockquote p {
    margin: 0;
    margin-bottom: var(--slide-spacing-sm);
}

.slide-content blockquote p:last-child {
    margin-bottom: 0;
}

/* 진행 막대 */
.slide-progress-bar-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: var(--slide-progress-bar-height);
    background-color: var(--slide-border-color);
    z-index: 100;
}

.slide-progress-bar {
    height: 100%;
    background-color: var(--slide-progress-color);
    transition: width var(--slide-transition-base);
    width: 0%;
}

/* 네비게이션 버튼 */
.slide-navigation-buttons {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    z-index: 200;
}

.slide-nav-button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background-color: transparent;
    color: var(--slide-text-color);
    font-size: var(--slide-font-size-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.2;
    transition: opacity var(--slide-transition-fast), transform var(--slide-transition-fast);
    user-select: none;
    padding: 0;
    outline: none;
    margin-left: var(--slide-spacing-md);
}

.slide-nav-button:focus {
    outline: none;
}

.slide-nav-button:hover:not(:disabled) {
    opacity: 0.6;
    transform: scale(1.1);
}

.slide-nav-button:active:not(:disabled) {
    transform: scale(0.95);
}

.slide-nav-button:disabled {
    cursor: not-allowed;
    opacity: 0.15;
}

.slide-nav-button.slide-next {
    width: 60px;
    height: 60px;
    font-size: var(--slide-font-size-xl);
}

/* 전체화면 버튼 */
.slide-fullscreen-button {
    position: absolute;
    top: 12px;
    right: 60px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: none;
    background-color: transparent;
    color: var(--slide-text-color);
    font-size: var(--slide-font-size-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.2;
    transition: opacity var(--slide-transition-fast), transform var(--slide-transition-fast);
    z-index: 200;
    user-select: none;
    padding: 0;
    outline: none;
}

.slide-fullscreen-button:focus {
    outline: none;
}

.slide-fullscreen-button:hover {
    opacity: 0.9;
    transform: scale(1.1);
}

.slide-fullscreen-button:active {
    transform: scale(0.95);
}

/* 스크롤 인디케이터 */
.slide-scroll-indicator {
    position: fixed;
    bottom: var(--slide-spacing-md);
    left: 50%;
    transform: translateX(-50%) rotate(90deg);
    width: var(--slide-spacing-md);
    height: var(--slide-spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--slide-accent-color);
    font-size: var(--slide-font-size-lg);
    opacity: 0;
    pointer-events: none;
    z-index: 150;
    transition: opacity var(--slide-transition-base);
}

/* 이미지 모달 */
.slide-image-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 200000;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.slide-image-modal-overlay.active {
    display: flex;
}

.slide-image-modal-content {
    max-width: 90vw;
    max-height: 90vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: var(--slide-border-radius);
    box-shadow: var(--slide-shadow-lg);
    cursor: pointer;
}

/* === 슬라이드용 previewlink 카드 (.slide-preview-*) === */

.slide-preview-link {
    width: 100%;
    margin: var(--slide-spacing-lg) 0;
    border: 1px solid var(--slide-border-color);
    border-radius: var(--slide-border-radius);
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--slide-shadow-sm);
    transition: box-shadow var(--slide-transition-base), transform var(--slide-transition-fast);
}

.slide-preview-link:hover {
    box-shadow: var(--slide-shadow-md);
    transform: translateY(-2px);
}

.slide-preview-link-wrapper {
    display: grid;
    grid-template-columns: 220px 1fr;
    align-items: stretch;
    text-decoration: none;
    color: inherit;
    min-height: 140px;
}

.slide-preview-link-image {
    width: 220px;
    min-width: 220px;
    max-width: 220px;
    height: 100%;
    min-height: 140px;
    background-color: rgba(0, 0, 0, 0.03);
    position: relative;
}

.slide-preview-link-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 0;
}

.slide-preview-link-content {
    display: grid;
    grid-template-rows: auto auto 1fr auto;
    padding: var(--slide-spacing-md) var(--slide-spacing-lg);
    min-width: 0;
    align-content: start;
}

.slide-preview-link-title {
    margin: 0;
    font-size: var(--slide-font-size-md);
    font-weight: var(--slide-font-weight-bold);
    color: var(--slide-font-color-h2);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.slide-preview-link-description {
    margin: var(--slide-spacing-xs) 0 0 0;
    font-size: var(--slide-font-size-sm);
    color: var(--slide-text-color-secondary);
    line-height: var(--slide-line-height-base);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.slide-preview-link-footer {
    display: flex;
    align-items: center;
    gap: var(--slide-spacing-xs);
    padding-top: var(--slide-spacing-sm);
}

.slide-preview-link-favicon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    object-fit: contain;
}

.slide-preview-link-host {
    font-size: var(--slide-font-size-xs);
    color: var(--slide-text-color-secondary);
    font-weight: var(--slide-font-weight-medium);
}

[data-bs-theme="dark"] .slide-preview-link {
    background-color: rgba(15, 23, 42, 0.95);
    border-color: rgba(148, 163, 184, 0.5);
}

[data-bs-theme="dark"] .slide-preview-link-title {
    color: #e5e7eb;
}

[data-bs-theme="dark"] .slide-preview-link-description {
    color: #9ca3af;
}

[data-bs-theme="dark"] .slide-preview-link-host {
    color: #9ca3af;
}

@media (max-width: 768px) {
    .slide-preview-link-wrapper {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
    }

    .slide-preview-link-image {
        width: 100%;
        min-width: 100%;
        max-width: 100%;
        height: 180px;
        min-height: 180px;
    }

    .slide-preview-link-content {
        padding: var(--slide-spacing-md);
    }
}

/* === 슬라이드용 첨부파일 카드 (.slide-attachment-*) === */

.slide-attachment-card {
    width: 100%;
    margin: var(--slide-spacing-lg) 0;
    border: 1px solid var(--slide-border-color);
    border-radius: var(--slide-border-radius);
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--slide-shadow-sm);
    transition: box-shadow var(--slide-transition-base), transform var(--slide-transition-fast);
}

.slide-attachment-card:hover {
    box-shadow: var(--slide-shadow-md);
    transform: translateY(-2px);
}

.slide-attachment-card-wrapper {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: stretch;
    text-decoration: none;
    color: inherit;
    min-height: 80px;
    padding: var(--slide-spacing-md) var(--slide-spacing-lg);
    gap: var(--slide-spacing-md);
}

.slide-attachment-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 999px;
    background-color: rgba(148, 163, 184, 0.12);
    flex-shrink: 0;
}

.slide-attachment-icon i {
    font-size: 1.5rem;
    color: var(--slide-text-color-secondary);
}

.slide-attachment-content {
    display: flex;
    align-items: center;
    min-width: 0;
}

.slide-attachment-title {
    font-size: var(--slide-font-size-sm);
    font-weight: var(--slide-font-weight-medium);
    color: var(--slide-font-color-h3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

[data-bs-theme="dark"] .slide-attachment-card {
    background-color: rgba(15, 23, 42, 0.95);
    border-color: rgba(148, 163, 184, 0.5);
}

[data-bs-theme="dark"] .slide-attachment-title {
    color: #e5e7eb;
}

[data-bs-theme="dark"] .slide-attachment-icon {
    background-color: rgba(30, 64, 175, 0.25);
}

[data-bs-theme="dark"] .slide-attachment-icon i {
    color: #e5e7eb;
}

@media (max-width: 768px) {
    .slide-attachment-card-wrapper {
        grid-template-columns: auto 1fr;
        padding: var(--slide-spacing-md);
    }

    .slide-attachment-icon {
        width: 40px;
        height: 40px;
    }

    .slide-attachment-title {
        font-size: var(--slide-font-size-xs);
    }
}

/* === 애니메이션 === */
@keyframes slide-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide.active {
    animation: slide-fadeIn var(--slide-transition-base) ease-out;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .slideshow-container {
        --slide-padding: var(--slide-padding-mobile);
        --slide-font-size-h1: clamp(1.75rem, 4vw, 2rem);
        --slide-font-size-h2: clamp(1.375rem, 3vw, 1.5rem);
        --slide-font-size-h3: clamp(1.125rem, 2.5vw, 1.25rem);
        --slide-font-size-h4: clamp(1rem, 2.25vw, 1.125rem);
    }
    
    .slide {
        padding: var(--slide-padding);
    }
    
    .slide-play-button {
        width: 60px;
        height: 60px;
    }
    
    .slide-play-button i {
        font-size: 2rem;
    }
    
    .slide-modal-container {
        width: 95%;
        height: 95%;
    }
}