/* ============================================================================
   Topics index static styles — extracted verbatim from topics.php's inline
   <style>. The dynamic admin display-rule CSS stays inline in topics.php,
   loaded AFTER this file so admin overrides still win. */
/* ========================================================================== */

/* Topics Page Styles - Consistent with other pages */

/* Page Header - now uses standard .article-container h1 styling */
.page-header {
    margin-bottom: 0.5rem;
}

/* h1 styling now handled by global .article-container h1 in styles.css */

.page-description {
    font-size: 0.9rem;
    color: var(--color-ink-soft);
    line-height: 1.4;
    margin: 0;
}

/* Responsive font sizing for page description */
@media (max-width: 768px) {
    .page-description {
        font-size: 0.85rem;
    }
}

@media (max-width: 600px) {
    .page-description {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .page-description {
        font-size: 0.75rem;
    }
}

@media (max-width: 320px) {
    .page-description {
        font-size: 0.7rem;
    }
    
    .breadcrumb-nav {
        font-size: 0.7rem;
        gap: 0.4rem;
    }
    
    .breadcrumb-left {
        gap: 0.3rem;
    }
    
    .breadcrumb-link,
    .breadcrumb-current {
        max-width: 80px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .breadcrumb-count {
        font-size: 0.7rem;
    }
}

/* Breadcrumb Navigation - matches date|source style */
.breadcrumb-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.4rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0.5rem;
    margin-top: 0;
    font-size: 0.875rem;
    color: var(--color-muted);
    text-align: left;
    width: 100%;
}

.breadcrumb-left {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    white-space: nowrap;
}

.breadcrumb-right {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    margin-left: 1rem;
}

.breadcrumb-rss-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: #FF6600;
}

.breadcrumb-rss-link:hover {
    opacity: 0.8;
}

.breadcrumb-rss-icon {
    width: 20px;
    height: 20px;
    display: inline-block;
    vertical-align: middle;
}

.breadcrumb-count {
    color: var(--color-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    text-align: right;
    margin: 0;
    padding: 0;
}

.breadcrumb-link {
    color: var(--color-ink);
    text-decoration: none;
    font-weight: 500;
    flex: 0 1 auto;
    min-width: 0;
    display: inline-block;
}

.breadcrumb-link:hover {
    color: var(--color-ink);
    text-decoration: underline;
}

.breadcrumb-separator {
    margin: 0;
    color: var(--color-muted);
    flex-shrink: 0;
}

.breadcrumb-current {
    color: var(--color-ink);
    font-weight: 500;
    flex: 0 1 auto;
    min-width: 0;
    display: inline-block;
}

/* Level Headers - removed, breadcrumb now serves as header */


/* Level 1 - Discipline Cards - Matching Archive Style - 3x3 Grid */
.disciplines-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 24px 0 0 0;
    padding-bottom: 0;
    margin-bottom: 2rem;
    align-items: stretch;
}

.discipline-card {
    display: flex;
    flex-direction: column;
    padding: 14px 18px;
    background: var(--color-surface);
    border: 1px solid var(--color-gray-200);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    min-width: 0;
    cursor: pointer;
    min-height: 100%;
}

/* Left accent bar - BLACK */
.discipline-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-gray-900);
    transform: scaleY(0);
    transition: transform 0.2s ease;
}

/* Hover Effects */
.discipline-card:hover {
    border-color: var(--color-gray-900);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.discipline-card:hover::before {
    transform: scaleY(1);
}

.discipline-header {
    margin: 0;
}

.discipline-title {
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 6px 0;
    color: var(--color-gray-900);
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.1;
}

.discipline-description {
    font-size: 12px;
    color: var(--color-muted);
    line-height: 1.5;
    margin: 8px 0 6px 0;
}

.discipline-stats {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: 0;
    margin-top: auto;
    padding-top: 8px;
}

.discipline-count,
.discipline-topics {
    background: transparent;
    border: none;
    padding: 0;
    text-align: left;
    transition: all 0.2s ease;
    cursor: default;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-gray-600);
    line-height: 1;
}

.discipline-topics {
    cursor: pointer;
}

.discipline-count .count-number,
.discipline-topics .topics-number {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-gray-600);
    display: inline;
    line-height: 1;
}

.discipline-count .count-label,
.discipline-topics .topics-label {
    font-size: 12px;
    color: var(--color-gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 4px;
}

.discipline-meta-separator {
    color: var(--color-gray-600);
    font-size: 15px;
    margin: 0 4px;
}


/* Level 2 - Sub-discipline Cards - Exact match to Level 1 */
.subdisciplines-container {
    margin-top: 0;
}

.subdisciplines-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 24px 0 0 0;
    padding-bottom: 0;
    margin-bottom: 2rem;
    align-items: stretch;
}

.subdisciplines-more-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border-light);
}

.subdisciplines-more-btn {
    background: var(--color-bg-subtle);
    color: var(--color-ink);
    border: 1px solid var(--color-border-light);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.subdisciplines-more-btn:hover {
    background: var(--color-ink);
    color: var(--color-surface);
    border-color: var(--color-ink);
}

.subdisciplines-more-btn .more-btn-icon {
    transition: transform 0.3s ease;
}

.subdisciplines-more-btn.expanded .more-btn-icon {
    transform: rotate(180deg);
}

.subdiscipline-card {
    display: flex;
    flex-direction: column;
    padding: 14px 18px;
    background: var(--color-surface);
    border: 1px solid var(--color-gray-200);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    min-width: 0;
    cursor: pointer;
    min-height: 100%;
}

/* Left accent bar - BLACK */
.subdiscipline-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-gray-900);
    transform: scaleY(0);
    transition: transform 0.2s ease;
}

/* Hover Effects */
.subdiscipline-card:hover {
    border-color: var(--color-gray-900);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.subdiscipline-card:hover::before {
    transform: scaleY(1);
}

.subdiscipline-title {
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 6px 0;
    color: var(--color-gray-900);
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.1;
}

.subdiscipline-description {
    font-size: 12px;
    color: var(--color-muted);
    line-height: 1.5;
    margin: 8px 0 6px 0;
}

.subdiscipline-meta {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: 0;
    margin-top: auto;
    padding-top: 8px;
}

.subdiscipline-count,
.subdiscipline-topics {
    background: transparent;
    border: none;
    padding: 0;
    text-align: left;
    transition: all 0.2s ease;
    cursor: default;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-gray-600);
    line-height: 1;
}

.subdiscipline-topics {
    cursor: pointer;
}

.subdiscipline-count .count-number,
.subdiscipline-topics .topics-number {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-gray-600);
    display: inline;
    line-height: 1;
}

.subdiscipline-count .count-label,
.subdiscipline-topics .topics-label {
    font-size: 12px;
    color: var(--color-gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 4px;
}

.subdiscipline-meta-separator {
    color: var(--color-gray-600);
    font-size: 15px;
    margin: 0 4px;
}

/* Level 3 - Keywords styled exactly like archive month cards */
.topics-keywords-container {
    margin-top: 0;
}

.keywords-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.5rem 0 0 0;
    padding-bottom: 0;
    margin-bottom: 0;
    width: 100%;
}

.keywords-grid::after {
    content: '';
    flex: 999 1 auto;
}

.keywords-grid .keyword-tag {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.85rem;
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border-light);
    border-radius: 6px;
    text-decoration: none;
    color: var(--color-ink-soft);
    transition: all 0.3s ease;
    box-sizing: border-box;
    font-size: 0.8rem;
    font-weight: 500;
    text-align: center;
    word-wrap: break-word;
    overflow-wrap: break-word;
    flex: 1 1 auto;
    min-width: max-content;
}

/* Hover Effects */
.keywords-grid .keyword-tag:hover {
    background: var(--color-ink);
    color: var(--color-surface);
    border-color: var(--color-ink);
    transform: translateY(-1px);
}

/* Card Meta (Article Count) */
.keyword-meta {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.keyword-count {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-600);
    line-height: 1;
}

.keyword-count-label {
    font-size: 11px;
    color: var(--color-gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.keyword-links {
    display: none;
}

.keywords-more-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border-light);
}

.keywords-more-btn {
    background: var(--color-bg-subtle);
    color: var(--color-ink);
    border: 1px solid var(--color-border-light);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.keywords-more-btn:hover {
    background: var(--color-ink);
    color: var(--color-surface);
    border-color: var(--color-ink);
}

.keywords-more-btn .more-btn-icon {
    transition: transform 0.3s ease;
}

.keywords-more-btn.expanded .more-btn-icon {
    transform: rotate(180deg);
}


/* Back Button - removed, breadcrumb handles navigation */

/* View Sections */
.view-section {
    display: none;
}

.view-section.active {
    display: block;
}

/* Responsive Design - Level 1 and Level 2: 3 columns at wide screen, 2 columns at medium, 1 column when smaller */
@media (max-width: 1200px) {
    .disciplines-grid,
    .subdisciplines-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .breadcrumb-nav {
        font-size: 0.8rem;
    }
    
    .breadcrumb-link,
    .breadcrumb-current {
        max-width: 150px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .breadcrumb-count {
        font-size: 0.8rem;
    }
    
    .disciplines-grid,
    .subdisciplines-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        margin: 24px 0;
    }
    
    .keywords-grid {
        gap: 0.5rem;
        margin: 0.5rem 0;
    }

    .discipline-card,
    .subdiscipline-card {
        padding: 16px 18px;
    }
    
    .keywords-grid .keyword-tag {
        padding: 0.4rem 0.85rem;
    }

    .discipline-title,
    .subdiscipline-title {
        font-size: 24px;
    }
    
    
    .discipline-description,
    .subdiscipline-description {
        font-size: 13px;
    }

    .discipline-count,
    .discipline-topics,
    .subdiscipline-count,
    .subdiscipline-topics,
    .keyword-count {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .breadcrumb-nav {
        font-size: 0.75rem;
        gap: 0.5rem;
    }
    
    .breadcrumb-left {
        gap: 0.4rem;
    }
    
    .breadcrumb-link,
    .breadcrumb-current {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .breadcrumb-count {
        font-size: 0.75rem;
    }
    
    .disciplines-grid,
    .subdisciplines-grid {
        grid-template-columns: 1fr;
        gap: 14px;
        margin: 20px 0;
    }
    
    .keywords-grid {
        gap: 0.5rem;
        margin: 0.5rem 0;
    }
    
    .discipline-card,
    .subdiscipline-card {
        padding: 14px 16px;
    }
    
    .keywords-grid .keyword-tag {
        padding: 0.4rem 0.85rem;
    }

    .discipline-title,
    .subdiscipline-title {
        font-size: 20px;
    }
    
    
    .discipline-description,
    .subdiscipline-description {
        font-size: 12px;
    }

    .discipline-count,
    .discipline-topics,
    .subdiscipline-count,
    .subdiscipline-topics,
    .keyword-count {
        font-size: 14px;
    }
}

/* Keyword Results View Styles */
.search-results-header {
    margin-bottom: 2rem;
}

.results-header {
    margin-bottom: 1rem;
}

.date-section {
    margin: 2rem 0;
    text-align: center;
}

.date-header {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-ink);
}

.search-query-display {
    font-weight: 700;
}

.articles-grid {
    margin-top: 0;
    margin-bottom: 2rem;
}

#view-keyword-results .articles-grid {
    margin-top: 0;
}

#view-keyword-results .articles-grid .article-card:first-child {
    padding-top: 0;
}

.article-card {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border-muted);
    transition: background-color 0.2s ease;
}

.article-card:last-child {
    border-bottom: none;
}

.article-title a {
    color: var(--color-ink);
    text-decoration: none;
    transition: color 0.2s ease;
}

.article-title a:hover {
    color: var(--color-ink-soft);
}

/* Generated CSS from display rules */

.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-muted);
}

.no-results p {
    margin: 0;
    font-size: 1.1rem;
}

/* Pagination Styles */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-muted);
    flex-wrap: wrap;
}

.pagination-link {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border-light);
    border-radius: 4px;
    text-decoration: none;
    color: var(--color-ink-soft);
    transition: all 0.3s ease;
    min-width: 40px;
    text-align: center;
}

.pagination-link:hover {
    background: var(--color-bg-subtle);
    border-color: var(--color-ink-soft);
    color: var(--color-ink-soft);
}

.pagination-link.active {
    background: var(--color-ink-soft);
    color: var(--color-surface);
    border-color: var(--color-ink-soft);
}

.pagination-link.prev,
.pagination-link.next {
    font-weight: 600;
}

.pagination-numbers {
    display: flex;
    gap: 0.25rem;
}