/* * - * Styles - * includes：List、Detail、Literature */

/* ======================================== - Page - Header - ======================================== */
.library-page {
    
}

.page-header {
    background: linear-gradient(135deg, #913500 0%, #b45a1a 50%, #c45a2a 100%);
    color: #ffffff;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.page-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.page-title {
    font-size: var(--font-size-xxxl);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.page-description {
    font-size: var(--font-size-md);
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

/* Filter */
.filter-section {
    padding: var(--spacing-md) 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
}

.filter-form {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filter-search {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.filter-input {
    width: 100%;
    padding: 8px 12px;
    padding-right: 40px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-md);
}

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

.filter-btn {
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: #ffffff;
    border: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

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

.filter-select {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-md);
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ======================================== - Page - ======================================== */
.library-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

/* Card */
.library-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.library-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.library-link {
    display: block;
    text-decoration: none;
    color: var(--color-text);
}

.library-cover {
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background-color: var(--color-bg-secondary);
}

.library-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.library-card:hover .library-cover img {
    transform: scale(1.05);
}

.library-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-muted);
}

.library-info {
    padding: var(--spacing-md);
}

.library-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.library-author {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.library-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ======================================== - Page - ======================================== */
.library-detail-page {
    
}

/* Book */
.library-info-section {
    padding: var(--spacing-xl) 0;
}

.library-info-container {
    display: flex;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.library-info-cover {
    width: 300px;
    flex-shrink: 0;
}

.library-info-cover img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.library-info-content {
    flex: 1;
}

.library-info-title {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.library-info-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.library-info-description {
    font-size: var(--font-size-md);
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.library-info-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* Literature */
.library-content-section {
    padding: var(--spacing-xl) 0;
}

.library-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: var(--font-size-md);
}

.library-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: var(--spacing-xl) 0 var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
}

.library-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.library-content p {
    margin-bottom: var(--spacing-md);
}

.library-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

/* Literature */
.references-section {
    padding: var(--spacing-xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.references-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

.reference-list {
    list-style: none;
}

.reference-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.reference-index {
    font-weight: 600;
    color: var(--color-primary);
}

.reference-content {
    flex: 1;
}

.reference-title {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.reference-meta {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Citation */
.citation-formats {
    margin-top: var(--spacing-lg);
}

.citation-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.citation-tab {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.citation-tab.active {
    background-color: var(--color-primary);
    color: #ffffff;
}

.citation-content {
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    white-space: pre-wrap;
}

/* /Nav */
.library-nav-section {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
}

.library-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.library-nav-prev,
.library-nav-next {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    max-width: 45%;
}

.library-nav-prev:hover,
.library-nav-next:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

.library-nav-back {
    padding: var(--spacing-sm) 16px;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.library-nav-back:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

/* ======================================== - Page（） - ======================================== */
.library-detail-section {
    padding: var(--spacing-xl) 0;
}

.library-detail-layout {
    display: flex;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.library-main {
    flex: 1;
    min-width: 0;
}

.library-detail {
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.library-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.library-header .library-title {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.library-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.library-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

.library-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.library-info-item .info-label {
    color: var(--color-text-secondary);
    font-weight: 500;
}

.library-info-item .info-value {
    color: var(--color-text);
}

.library-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-md);
}

.library-stats .stat-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.library-summary {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    line-height: 1.8;
}

.library-summary .summary-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

/* Button */
.library-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Comments */
.library-comments {
    padding: var(--spacing-xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.library-comments .comments-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

/* Sidebar */
.library-sidebar {
    width: 280px;
    flex-shrink: 0;
}

.sidebar-widget {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.widget-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.widget-list {
    list-style: none;
    padding: var(--spacing-md);
}

.widget-list li {
    margin-bottom: var(--spacing-sm);
}

.widget-list a {
    display: block;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.widget-list a:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
}

.widget-toc {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* Tags */
.library-keywords,
.keyword-links {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.keywords-title,
.keyword-links-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.keywords-list,
.keyword-links-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.keyword-tag,
.keyword-link {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid var(--color-border);
}

.keyword-tag:hover,
.keyword-link:hover {
    background-color: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

/* Literature */
.library-related {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.related-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.related-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.related-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.related-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.related-info {
    flex: 1;
}

.related-info a {
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 4px;
}

.related-info a:hover {
    text-decoration: underline;
}

.related-info span {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.related-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Image */
.library-images {
    margin-top: var(--spacing-lg);
}

.images-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.image-standards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.image-standard-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-bg);
    transition: all var(--transition-fast);
}

.image-standard-item:hover {
    box-shadow: var(--shadow-md);
}

.image-standard-preview {
    width: 100%;
    height: 200px;
    overflow: hidden;
    cursor: pointer;
}

.image-standard-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.image-standard-preview img:hover {
    transform: scale(1.05);
}

.image-standard-info {
    padding: var(--spacing-md);
}

.image-standard-caption {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.image-standard-source,
.image-standard-author,
.image-standard-license,
.image-standard-resolution,
.image-standard-format {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 4px 0;
}

/* Literature */
.library-citations {
    margin-top: var(--spacing-lg);
}

.citations-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.citation-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.citation-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
}

.citation-label {
    min-width: 80px;
    font-weight: 600;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.citation-content {
    flex: 1;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--color-text);
}

/* Search */
.library-auto-search {
    margin-top: var(--spacing-lg);
}

.auto-search-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.auto-search-box {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.auto-search-box input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    background-color: var(--color-bg);
    color: var(--color-text);
}

.auto-search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(145, 53, 0, 0.1);
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.search-result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.result-info {
    flex: 1;
}

.result-info a {
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 4px;
}

.result-info a:hover {
    text-decoration: underline;
}

.result-info span {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.result-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Styles */
.comment-form textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    resize: vertical;
    min-height: 100px;
    margin-bottom: var(--spacing-md);
}

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

.comment-login-prompt {
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.comment-login-prompt a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.comment-list {
    /* List */
}

.comment-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

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

.comment-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.comment-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comment-content {
    flex: 1;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.comment-author {
    font-weight: 500;
    color: var(--color-text);
}

.comment-date {
    color: var(--color-text-muted);
}

.comment-text {
    font-size: var(--font-size-md);
    color: var(--color-text);
    line-height: 1.6;
}

/* Keyword */
.keyword-interlinks {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
}

.keyword-interlinks h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.keyword-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.keyword-tags a {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.keyword-tags a:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl) 0;
    color: var(--color-text-muted);
}

.empty-state p {
    font-size: var(--font-size-lg);
}

@media (max-width: 992px) {
    .library-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .library-info-container {
        flex-direction: column;
    }

    .library-info-cover {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .library-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .library-info-title {
        font-size: var(--font-size-xl);
    }

    .library-nav {
        flex-direction: column;
    }

    .library-nav-prev,
    .library-nav-next {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .library-grid {
        grid-template-columns: 1fr;
    }

    .library-info-title {
        font-size: var(--font-size-lg);
    }
}
/* CardStats */
.library-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-sm);
}

.library-stats .stat-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.library-stats .icon {
    opacity: 0.6;
}

/* CardTags */
.library-category {
    display: inline-block;
    padding: 2px 8px;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.library-dynasty {
    display: inline-block;
    padding: 2px 8px;
    background-color: rgba(145, 53, 0, 0.08);
    color: var(--color-primary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.library-type {
    display: inline-block;
    padding: 2px 8px;
    background-color: rgba(24, 144, 255, 0.1);
    color: var(--color-secondary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

/* Card */
.library-summary {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin-top: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* CardButton */
.library-card .library-actions {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    opacity: 0;
    transform: translateX(8px);
    transition: all var(--transition-fast);
    pointer-events: none;
}

.library-card:hover .library-actions {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* ======================================== - Styles - ======================================== */
.library-images {
    margin-top: 2rem;
}

.images-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text);
}

.image-standards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.image-standard-item {
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    background: var(--color-bg);
    transition: all 0.3s;
}

.image-standard-item:hover {
    box-shadow: var(--shadow-md);
}

.image-standard-preview {
    width: 100%;
    height: 200px;
    overflow: hidden;
    cursor: pointer;
}

.image-standard-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.image-standard-preview img:hover {
    transform: scale(1.05);
}

.image-standard-info {
    padding: 1rem;
}

.image-standard-caption {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.image-standard-source,
.image-standard-author,
.image-standard-license,
.image-standard-resolution,
.image-standard-format {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0.3rem 0;
}

/* ======================================== - Styles - ======================================== */
.library-citations {
    margin-top: 2rem;
}

.citations-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text);
}

.citation-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.citation-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    border-left: 3px solid var(--color-primary);
}

.citation-label {
    min-width: 80px;
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
}

.citation-content {
    flex: 1;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text);
}

/* ======================================== - Styles - ======================================== */
.library-auto-search {
    margin-top: 2rem;
}

.auto-search-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text);
}

.auto-search-box {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.auto-search-box input {
    flex: 1;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.95rem;
    background: var(--color-bg);
    color: var(--color-text);
}

.auto-search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(145, 53, 0, 0.1);
}

#autoSearchResults {
    margin-top: 1rem;
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.search-result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: all 0.3s;
}

.search-result-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.result-info {
    flex: 1;
}

.result-info a {
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.3rem;
}

.result-info a:hover {
    text-decoration: underline;
}

.result-info span {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.result-actions {
    display: flex;
    gap: 0.5rem;
}

/* ======================================== - Styles - ======================================== */
.library-related {
    margin-top: 2rem;
}

.related-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text);
}

.related-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.related-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: all 0.3s;
}

.related-item:hover {
    border-color: var(--color-primary);
}

.related-info {
    flex: 1;
}

.related-info a {
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.3rem;
}

.related-info a:hover {
    text-decoration: underline;
}

.related-info span {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.related-actions {
    display: flex;
    gap: 0.5rem;
}

/* ======================================== - Styles - ======================================== */
.library-keywords {
    margin-top: 2rem;
}

.keywords-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.keyword-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--color-bg-secondary);
    color: var(--color-primary);
    border-radius: 20px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid var(--color-border);
}

.keyword-tag:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ======================================== - Styles - ======================================== */
.keyword-interlinks {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--color-bg-secondary);
    border-radius: 12px;
}

.keyword-interlinks h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.keyword-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.keyword-tags a {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--color-primary);
    color: #fff;
    border-radius: 20px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s;
}

.keyword-tags a:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

/* ======================================== - Animation - ======================================== */
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ======================================== 图书馆列表页（library.php） ======================================== */

/* 页面主体包裹 */
.library-list-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

/* 筛选栏卡片 */
.library-filter-card {
    background: #fff;
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 24px;
    border: 1px solid #eee;
}

/* 筛选表单 */
.library-filter-form {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* 筛选分组 */
.library-filter-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 筛选标签文字 */
.library-filter-label {
    font-size: 13px;
    color: #888;
    white-space: nowrap;
}

/* 筛选下拉框（修复 outline 拼写） */
.library-filter-select {
    padding: 8px 12px;
    border: 1.5px solid #e0d8cc;
    border-radius: 8px;
    font-size: 14px;
    background: #fafaf6;
    color: #555;
    outline: none;
}

/* 筛选输入框（修复 outline 拼写） */
.library-filter-input {
    padding: 8px 12px;
    border: 1.5px solid #e0d8cc;
    border-radius: 8px;
    font-size: 14px;
    background: #fafaf6;
    color: #555;
    outline: none;
    min-width: 180px;
}

/* 筛选搜索按钮 */
.library-filter-submit {
    padding: 8px 20px;
    background: linear-gradient(135deg, #913500, #b45a1a);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
}

/* 筛选清除链接 */
.library-filter-clear {
    color: #999;
    font-size: 13px;
    text-decoration: none;
}

/* 结果计数文字 */
.library-count-text {
    font-size: 13px;
    color: #999;
    margin: 0 0 16px;
}
.library-count-text strong {
    color: #913500;
}

/* 书籍网格 */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 20px;
}

/* 书籍卡片链接 */
.book-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* 书籍卡片 */
.book-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #eee;
    transition: all 0.25s;
}
.book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

/* 书籍封面容器 */
.book-cover-wrapper {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

/* 书籍封面图片 */
.book-cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 默认封面（无封面时） */
.book-default-cover {
    width: 100%;
    height: 220px;
    position: relative;
    background: #e8dfd0;
}

/* 默认封面内虚线边框 */
.book-default-cover-border {
    position: absolute;
    top: 14px;
    left: 14px;
    right: 14px;
    bottom: 14px;
    border: 1px dotted #a89b8c;
}

/* 默认封面竖排书名 */
.book-default-cover-title {
    position: absolute;
    top: 20px;
    right: 24px;
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 18px;
    font-weight: 700;
    color: #4a3e32;
    letter-spacing: 8px;
    line-height: 1.6;
}

/* 书籍信息区 */
.book-info {
    padding: 12px 14px 14px;
}

/* 书籍标题 */
.book-title {
    font-size: 14px;
    font-weight: 700;
    color: #222;
    line-height: 1.4;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 书籍作者 */
.book-author {
    font-size: 12px;
    color: #aaa;
}

/* 书籍统计元信息 */
.book-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 11px;
    color: #aaa;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #f5f0eb;
}

/* 统计项（浏览/喜欢/收藏/评论） */
.book-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

/* 分页容器 */
.library-pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    justify-content: center;
    margin-top: 32px;
}

/* 分页链接 */
.library-pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
    background: #fff;
    color: #555;
    border: 1px solid #eee;
}
.library-pagination-link:hover {
    background: #f5f5f5;
}

/* 分页当前页 */
.library-pagination-current {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 14px;
    background: #913500;
    color: #fff;
    font-weight: 600;
}

/* 空状态 */
.library-empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #ccc;
}
.library-empty-state p {
    font-size: 16px;
    color: #999;
}