/* News System Styles */

/* ==================== News Sidebar ==================== */

/* news-sidebar inherits publications-sidebar layout via shared class */
.news-sidebar.publications-sidebar {
   top: 5.75rem;
   max-height: calc(100vh - 6.75rem);
}

/* ==================== Domain Pills (styled like categories) ==================== */
.article-meta-pill-domain {
   font-weight: 500;
   color: white;
}

.article-meta-pill-domain.domain-work {
   background-color: rgba(13, 110, 253, 0.85);
   border-color: rgba(13, 110, 253, 0.95);
}

.article-meta-pill-domain.domain-work:hover {
   background-color: rgba(13, 110, 253, 0.75);
}

.article-meta-pill-domain.domain-research {
   background-color: rgba(111, 66, 193, 0.85);
   border-color: rgba(111, 66, 193, 0.95);
}

.article-meta-pill-domain.domain-research:hover {
   background-color: rgba(111, 66, 193, 0.75);
}

.article-meta-pill-domain.domain-personal {
   background-color: rgba(25, 135, 84, 0.85);
   border-color: rgba(25, 135, 84, 0.95);
}

.article-meta-pill-domain.domain-personal:hover {
   background-color: rgba(25, 135, 84, 0.75);
}

/* ==================== News Preview Card (now article-style) ==================== */
.news-preview {
   margin-top: 0;
   margin-bottom: 1.5rem;
   padding-bottom: 0;
}

.news-summary {
   color: var(--bs-body-color);
   font-size: 0.95rem;
   line-height: 1.5;
   margin-bottom: 1rem;
   margin-top: 0.75rem;
}

/* ==================== Tag color palette (shared across news, homepage, article) ==================== */
/*
   Palette (same tokens as publications labels):
   blue    → professional/agentic-ai/cisco topics
   green   → personal/open-source/tools
   purple  → research/preprint/paper
   orange  → talk/event/conference
   teal    → networking/infra
   grey    → default fallback
*/
.news-tags {
   display: flex;
   flex-wrap: wrap;
   gap: 0.3rem;
   margin-top: 0.1rem;
}

.news-tag {
   display: inline-block;
   padding: 0.1rem 0.38rem;
   border-radius: 999px;
   font-size: 0.6rem;
   font-weight: 400;
   letter-spacing: 0.02em;
   /* border-only — no background fill */
   background: transparent;
   color: var(--bs-secondary-color);
   border: 1px solid rgba(108, 117, 125, 0.35);
}

/* Tag semantic coloring — border color only, no background fill */
.news-tag[data-color="blue"]   { border-color: rgba(13,110,253,0.45);  color:#4e8cff; }
.news-tag[data-color="green"]  { border-color: rgba(25,135,84,0.45);   color:#2eaa6e; }
.news-tag[data-color="purple"] { border-color: rgba(111,66,193,0.45);  color:#8b5cf6; }
.news-tag[data-color="orange"] { border-color: rgba(255,159,67,0.45);  color:#e88a3a; }
.news-tag[data-color="teal"]   { border-color: rgba(13,202,240,0.45);  color:#0fb5d0; }

[data-bs-theme="dark"] .news-tag { color: var(--bs-secondary-color); }
[data-bs-theme="dark"] .news-tag[data-color="blue"]   { color:#6ea9ff; }
[data-bs-theme="dark"] .news-tag[data-color="green"]  { color:#52c77a; }
[data-bs-theme="dark"] .news-tag[data-color="purple"] { color:#a78bfa; }
[data-bs-theme="dark"] .news-tag[data-color="orange"] { color:#fba96a; }
[data-bs-theme="dark"] .news-tag[data-color="teal"]   { color:#38d9f0; }

/* ==================== Sidebar controls (shared via publications-sidebar) ==================== */
.news-sidebar .filter-group {
   display: flex;
   flex-wrap: wrap;
   gap: 0.3rem;
}

.news-sidebar .filter-btn {
   padding: 0.22rem 0.55rem;
   border: 1px solid var(--bs-border-color);
   background: transparent;
   color: var(--bs-secondary-color);
   font-size: 0.74rem;
   font-weight: 500;
   border-radius: 4px;
   cursor: pointer;
   transition: all 0.15s ease;
}

.news-sidebar .filter-btn:hover {
   border-color: var(--bs-primary);
   color: var(--bs-primary);
}

.news-sidebar .filter-btn.active {
   background: var(--bs-primary);
   color: #fff;
   border-color: var(--bs-primary);
   font-weight: 600;
}

/* ==================== Year Section ==================== */
.year-section {
   margin-bottom: 2rem;
   scroll-margin-top: 80px;
}

.year-header {
   display: flex;
   align-items: center;
   gap: 1rem;
   margin-bottom: 1rem;
   padding-bottom: 0.75rem;
   border-bottom: 2px solid #4caf50;
}

.dark .year-header {
   border-bottom-color: #6ec071;
}

.year-badge {
   font-size: 1.75rem;
   font-weight: 700;
   color: inherit;
}

.dark .year-badge {
   color: rgba(255, 255, 255, 0.9);
}

.year-count {
   font-size: 0.95rem;
   font-weight: 400;
   color: rgba(0, 0, 0, 0.6);
}

.dark .year-count {
   color: rgba(255, 255, 255, 0.6);
}

/* ==================== Timeline Sidebar ==================== */
.news-timeline-sidebar {
   position: sticky;
   top: 80px;
   background: rgba(248, 249, 250, 0.5);
   border-radius: 8px;
   padding: 1.25rem;
   border: 1px solid rgba(0, 0, 0, 0.05);
}

.dark .news-timeline-sidebar {
   background: rgba(255, 255, 255, 0.03);
   border-color: rgba(255, 255, 255, 0.1);
}

.news-timeline-sidebar h4 {
   font-size: 1rem;
   font-weight: 700;
   margin-bottom: 0.75rem;
   color: inherit;
   display: flex;
   align-items: center;
   gap: 0.5rem;
}

.timeline-nav {
   display: flex;
   flex-direction: column;
   gap: 0.4rem;
   margin-bottom: 1rem;
}

.timeline-year-link {
   display: flex;
   justify-content: space-between;
   align-items: center;
   padding: 0.5rem 0.75rem;
   background: transparent;
   border-radius: 6px;
   text-decoration: none;
   color: inherit;
   transition: all 0.2s ease;
   border-left: 3px solid transparent;
}

.timeline-year-link:hover {
   background: rgba(76, 175, 80, 0.1);
   border-left-color: #4caf50;
   transform: translateX(4px);
}

.dark .timeline-year-link:hover {
   background: rgba(110, 192, 113, 0.15);
   border-left-color: #6ec071;
}

.timeline-year-link.active {
   background: rgba(76, 175, 80, 0.15);
   color: #4caf50;
   border-left-color: #4caf50;
   font-weight: 600;
}

.dark .timeline-year-link.active {
   background: rgba(110, 192, 113, 0.2);
   color: #6ec071;
   border-left-color: #6ec071;
}

.timeline-year {
   font-size: 1rem;
   font-weight: 600;
}

.timeline-count {
   font-size: 0.8rem;
   padding: 0.2rem 0.4rem;
   background: rgba(0, 0, 0, 0.1);
   border-radius: 10px;
}

.dark .timeline-count {
   background: rgba(255, 255, 255, 0.15);
}

.timeline-year-link.active .timeline-count {
   background: rgba(0, 0, 0, 0.15);
}

.dark .timeline-year-link.active .timeline-count {
   background: rgba(255, 255, 255, 0.2);
}

/* ==================== News Stats ==================== */
.news-stats {
   padding-top: 1rem;
   border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.dark .news-stats {
   border-top-color: rgba(255, 255, 255, 0.1);
}

.news-stats h5 {
   font-size: 0.85rem;
   font-weight: 700;
   text-transform: uppercase;
   letter-spacing: 0.5px;
   color: rgba(0, 0, 0, 0.5);
   margin-bottom: 0.75rem;
}

.dark .news-stats h5 {
   color: rgba(255, 255, 255, 0.5);
}

.news-stats ul li {
   padding: 0.5rem 0;
   color: rgba(0, 0, 0, 0.7);
}

.dark .news-stats ul li {
   color: rgba(255, 255, 255, 0.7);
}

/* ==================== Artifacts Section ==================== */
.artifacts-section {
   margin-top: 1.5rem;
   padding: 1.5rem;
   background: rgba(248, 249, 250, 0.5);
   border-radius: 8px;
   border: 1px solid rgba(0, 0, 0, 0.05);
}

.dark .artifacts-section {
   background: rgba(255, 255, 255, 0.03);
   border-color: rgba(255, 255, 255, 0.1);
}

.artifacts-section h2 {
   font-size: 1.25rem;
   font-weight: 700;
   margin-bottom: 1rem;
   color: inherit;
   display: flex;
   align-items: center;
   gap: 0.5rem;
}

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

.artifact-item {
   display: flex;
   gap: 1rem;
   padding: 1rem;
   background: transparent;
   border-radius: 6px;
   border-left: 3px solid rgba(76, 175, 80, 0.3);
   transition: all 0.2s ease;
}

.dark .artifact-item {
   border-left-color: rgba(110, 192, 113, 0.3);
}

.artifact-item:hover {
   background: rgba(76, 175, 80, 0.05);
   border-left-color: #4caf50;
}

.dark .artifact-item:hover {
   background: rgba(110, 192, 113, 0.08);
   border-left-color: #6ec071;
}

.artifact-icon {
   font-size: 1.75rem;
   color: #4caf50;
   flex-shrink: 0;
}

.dark .artifact-icon {
   color: #6ec071;
}

.artifact-content {
   flex: 1;
}

.artifact-content h4 {
   font-size: 1rem;
   margin-bottom: 0.5rem;
}

.artifact-primary-link {
   color: inherit;
   text-decoration: none;
   font-weight: 600;
   transition: color 0.2s ease;
}

.artifact-primary-link:hover {
   color: #4caf50;
}

.dark .artifact-primary-link:hover {
   color: #6ec071;
}

.artifact-description {
   color: rgba(0, 0, 0, 0.7);
   font-size: 0.9rem;
   margin-bottom: 0.5rem;
}

.dark .artifact-description {
   color: rgba(255, 255, 255, 0.7);
}

.artifact-archive-link {
   display: inline-flex;
   align-items: center;
   gap: 0.25rem;
   font-size: 0.8rem;
   color: rgba(0, 0, 0, 0.5);
   text-decoration: none;
   padding: 0.2rem 0.4rem;
   border-radius: 4px;
   transition: all 0.2s ease;
}

.dark .artifact-archive-link {
   color: rgba(255, 255, 255, 0.5);
}

.artifact-archive-link:hover {
   background: rgba(0, 0, 0, 0.05);
   color: rgba(0, 0, 0, 0.7);
}

.dark .artifact-archive-link:hover {
   background: rgba(255, 255, 255, 0.08);
   color: rgba(255, 255, 255, 0.7);
}

/* ==================== Related Section ==================== */
.related-section {
   margin-top: 1.5rem;
}

.related-section h3 {
   font-size: 1.1rem;
   font-weight: 700;
   margin-bottom: 0.75rem;
   color: inherit;
   display: flex;
   align-items: center;
   gap: 0.5rem;
}

.related-links {
   list-style: none;
   padding: 0;
}

.related-links li {
   padding: 0.4rem 0;
   display: flex;
   align-items: center;
   gap: 0.5rem;
}

/* ==================== Tags Section ==================== */
.tags-section {
   margin-top: 1.5rem;
   padding-top: 1.5rem;
   border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.dark .tags-section {
   border-top-color: rgba(255, 255, 255, 0.1);
}

.tags-section .badge {
   margin-right: 0.5rem;
   margin-bottom: 0.5rem;
   font-size: 0.62rem;
   padding: 0.16rem 0.45rem;
   font-weight: 600;
}

/* ==================== Navigation ==================== */
.news-navigation,
.year-navigation {
   margin-top: 1.5rem;
   padding-top: 1.5rem;
   border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.dark .news-navigation,
.dark .year-navigation {
   border-top-color: rgba(255, 255, 255, 0.1);
}

.external-link-section {
   margin-top: 1.5rem;
   text-align: center;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
   .news-date-badge {
      width: 60px;
      height: 60px;
      margin-right: 1rem;
   }
   
   .badge-month {
      font-size: 0.65rem;
   }
   
   .badge-day {
      font-size: 1.5rem;
   }
   
   .news-preview {
      padding: 0;
   }
   
   .news-title {
      font-size: 1.1rem;
   }
   
   .news-timeline-sidebar {
      position: static;
      margin-top: 1.5rem;
   }
   
   .year-badge {
      font-size: 1.5rem;
   }
}

/* ==================== Homepage News Section ==================== */
.homepage-news {
   margin: 2rem 0;
}

.homepage-news h2 {
   font-size: 1.75rem;
   font-weight: 700;
   margin-bottom: 1.5rem;
   color: inherit;
}

.homepage-news .news-preview {
   margin-bottom: 1.5rem;
}

.homepage-news .view-all-link {
   text-align: center;
   margin-top: 2rem;
}

/* ==================== News Controls & View Mode Selector ==================== */
.news-controls {
   display: flex;
   justify-content: flex-end;
   align-items: center;
   margin-bottom: 2rem;
   padding: 1rem;
   background: rgba(0, 0, 0, 0.02);
   border-radius: 8px;
}

.dark .news-controls {
   background: rgba(255, 255, 255, 0.03);
}

.view-mode-selector {
   display: flex;
   gap: 0.5rem;
   border: 1px solid rgba(0, 0, 0, 0.1);
   border-radius: 6px;
   padding: 4px;
   background: white;
}

.dark .view-mode-selector {
   border-color: rgba(255, 255, 255, 0.1);
   background: #2c3e50;
}

.btn-view-mode {
   padding: 0.5rem 1rem;
   border: none;
   background: transparent;
   color: #6c757d;
   font-weight: 500;
   font-size: 0.875rem;
   border-radius: 4px;
   cursor: pointer;
   transition: all 0.2s ease;
   min-width: 60px;
}

.btn-view-mode:hover {
   background: rgba(0, 0, 0, 0.05);
   color: #495057;
}

.dark .btn-view-mode:hover {
   background: rgba(255, 255, 255, 0.05);
   color: #adb5bd;
}

.btn-view-mode.active {
   background: #e74c3c;
   color: white;
   font-weight: 600;
}

.dark .btn-view-mode.active {
   background: #e67e73;
}

/* ==================== Loading Indicator ==================== */
#loading-indicator {
   display: none;
   text-align: center;
   padding: 2rem;
   color: #6c757d;
}

.dark #loading-indicator {
   color: #adb5bd;
}

/* ==================== Pagination Controls ==================== */
#pagination-controls {
   display: flex;
   justify-content: center;
   align-items: center;
   gap: 1rem;
   margin-top: 2rem;
   padding: 1rem;
}

#pagination-controls button {
   padding: 0.5rem 1rem;
   border: 1px solid rgba(0, 0, 0, 0.1);
   background: white;
   color: #495057;
   border-radius: 6px;
   cursor: pointer;
   transition: all 0.2s ease;
   font-weight: 500;
}

.dark #pagination-controls button {
   border-color: rgba(255, 255, 255, 0.1);
   background: #2c3e50;
   color: #adb5bd;
}

#pagination-controls button:hover:not(:disabled) {
   background: #e74c3c;
   color: white;
   border-color: #e74c3c;
}

.dark #pagination-controls button:hover:not(:disabled) {
   background: #e67e73;
   border-color: #e67e73;
}

#pagination-controls button:disabled {
   opacity: 0.4;
   cursor: not-allowed;
}

#page-info {
   font-weight: 600;
   color: #495057;
}

.dark #page-info {
   color: #adb5bd;
}

/* ==================== Interactive Timeline ==================== */
.interactive-timeline {
   height: calc(100vh - 100px);
   display: none; /* Hidden by default */
   flex-direction: column;
   padding: 1rem 0;
}

.interactive-timeline.visible {
   display: flex; /* Show in infinite mode */
}

.timeline-header {
   display: flex;
   align-items: center;
   gap: 0.5rem;
   font-weight: 600;
   color: #495057;
   margin-bottom: 1rem;
   font-size: 0.9rem;
   text-transform: uppercase;
   letter-spacing: 0.5px;
}

.dark .timeline-header {
   color: #adb5bd;
}

.timeline-track {
   position: relative;
   flex: 1;
   width: 100%;
   display: flex;
   justify-content: center;
}

.timeline-markers,
.timeline-slider {
   position: absolute;
   top: 0;
   bottom: 0;
   width: 100%;
}

.timeline-markers {
   display: flex;
   flex-direction: column;
   justify-content: flex-start;
   pointer-events: none;
}

.timeline-marker {
   position: absolute;
   width: 100%;
   height: 2px;
   background: rgba(231, 76, 60, 0.3);
   pointer-events: auto;
   cursor: pointer;
   transition: all 0.2s ease;
   display: flex;
   align-items: center;
}

.dark .timeline-marker {
   background: rgba(230, 126, 115, 0.3);
}

/* Filtered out markers (grayed) */
.timeline-marker.filtered {
   background: rgba(149, 165, 166, 0.2);
   opacity: 0.4;
}

.dark .timeline-marker.filtered {
   background: rgba(149, 165, 166, 0.15);
}

.timeline-marker.filtered::before {
   background: #95a5a6;
   opacity: 0.5;
}

/* Active markers (highlighted) */
.timeline-marker.active {
   background: rgba(231, 76, 60, 0.5);
   height: 3px;
}

.dark .timeline-marker.active {
   background: rgba(230, 126, 115, 0.5);
}

.timeline-marker::before {
   content: '';
   position: absolute;
   left: -4px;
   width: 8px;
   height: 8px;
   background: #e74c3c;
   border-radius: 50%;
   border: 2px solid white;
   transition: all 0.2s ease;
}

.dark .timeline-marker::before {
   background: #e67e73;
   border-color: #2c3e50;
}

.timeline-marker:hover:not(.filtered) {
   background: rgba(231, 76, 60, 0.6);
   height: 3px;
   z-index: 10;
}

.timeline-marker:hover:not(.filtered)::before {
   width: 12px;
   height: 12px;
   left: -6px;
}

.timeline-slider {
   display: flex;
   justify-content: center;
   cursor: pointer;
}

.slider-line {
   position: absolute;
   top: 0;
   bottom: 0;
   width: 2px;
   background: rgba(0, 0, 0, 0.1);
   pointer-events: none;
}

.dark .slider-line {
   background: rgba(255, 255, 255, 0.1);
}

.slider-thumb {
   position: absolute;
   width: 24px;
   height: 24px;
   background: #e74c3c;
   border: 3px solid white;
   border-radius: 50%;
   cursor: grab;
   transition: all 0.2s ease;
   box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
   z-index: 100;
   margin-left: -12px;
}

.dark .slider-thumb {
   background: #e67e73;
   border-color: #2c3e50;
   box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.slider-thumb:hover {
   transform: scale(1.2);
   box-shadow: 0 4px 12px rgba(231, 76, 60, 0.4);
}

.slider-thumb.dragging {
   cursor: grabbing;
   transform: scale(1.3);
   box-shadow: 0 6px 16px rgba(231, 76, 60, 0.5);
}

.timeline-labels {
   position: absolute;
   top: 0;
   bottom: 0;
   left: -40px;
   width: 35px;
   pointer-events: none;
}

.timeline-label {
   position: absolute;
   font-size: 0.75rem;
   font-weight: 600;
   color: #6c757d;
   text-align: right;
   white-space: nowrap;
}

.dark .timeline-label {
   color: #adb5bd;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 991px) {
   .interactive-timeline {
      display: none;
   }
   
   .news-controls {
      justify-content: center;
   }
   
   .view-mode-selector {
      width: 100%;
      max-width: 400px;
   }
   
   .btn-view-mode {
      flex: 1;
   }
}

@media (max-width: 768px) {
   .news-date-badge {
      width: 44px;
      height: 52px;
   }
   
   .badge-month {
      height: 11px;
      font-size: 0.52rem;
   }
   
   .badge-day {
      font-size: 0.95rem;
      margin-top: 4px;
   }
   
   .badge-year {
      font-size: 0.5rem;
      margin-top: 2px;
   }
   
   .view-mode-selector {
      flex-wrap: wrap;
   }
   
   .btn-view-mode {
      font-size: 0.75rem;
      padding: 0.4rem 0.75rem;
      min-width: 50px;
   }
}

/* ============================================================================
   Article sidebar — category badges and tag links
   ============================================================================ */

.news-article-sidebar {
    padding-top: 3rem;          /* matches content panel my-5 (margin-top: 3rem) */
    top: 3.5rem;               /* fallback — overridden by JS to exact navbar height */
    max-height: calc(100vh - 3.5rem); /* fallback; overridden by JS */
    overflow-y: hidden;        /* no scrollbar; JS scrolls programmatically */
}

.news-article-sidebar .publications-sidebar-header,
.news-sidebar .publications-sidebar-header {
  border-bottom: none;
  margin-bottom: 0.75rem;
  padding-bottom: 0;
}

.news-article-sidebar .news-article-sidebar-meta li {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-bottom: 0.3rem;
    font-size: 0.85rem;
}

.news-article-sidebar .news-article-sidebar-label {
    flex-shrink: 0;
    color: var(--bs-secondary-color);
    font-size: 0.78rem;
    font-weight: 500;
}

.news-article-sidebar .news-article-sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.1rem 0.5rem;
    margin-top: 0.15rem;
}

/* Category badges — compact with background */
.news-article-sidebar .news-category-badge {
    display: inline-block;
    padding: .12em .45em;
    font-size: .72em;
    font-weight: 600;
    line-height: 1.5;
    border-radius: 3px;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    background: var(--bs-secondary-bg);
    color: var(--bs-secondary-color);
}

.news-article-sidebar .news-cat-news {
    background: rgba(13, 110, 253, .1);
    color: #0d6efd;
}
.news-article-sidebar a.news-cat-news:hover {
    background: rgba(13, 110, 253, .2);
}

.news-article-sidebar .news-cat-work {
    background: rgba(111, 66, 193, .1);
    color: #6f42c1;
}
.news-article-sidebar a.news-cat-work:hover {
    background: rgba(111, 66, 193, .2);
}

.news-article-sidebar .news-cat-research-activity,
.news-article-sidebar .news-cat-research {
    background: rgba(25, 135, 84, .1);
    color: #198754;
}
.news-article-sidebar a.news-cat-research-activity:hover,
.news-article-sidebar a.news-cat-research:hover {
    background: rgba(25, 135, 84, .2);
}

.news-article-sidebar .news-cat-publication {
    background: rgba(253, 126, 20, .1);
    color: #fd7e14;
}
.news-article-sidebar a.news-cat-publication:hover {
    background: rgba(253, 126, 20, .2);
}

/* Tag links — no background, plain text */
.news-article-sidebar .news-article-tag {
    display: inline-block;
    font-size: .77em;
    padding: 0;
    color: var(--bs-secondary-color);
    text-decoration: none;
    line-height: 1.6;
}

.news-article-sidebar .news-article-tag::before {
    content: '#';
    opacity: .4;
}

.news-article-sidebar .news-article-tag:hover {
    color: var(--bs-primary);
}

/* ── Sidebar nav links (feed rows + back link) ───────────────────────────── */

.sidebar-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.sidebar-feed-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.2rem 0;
}

.sidebar-feed-label {
  font-size: 0.82rem;
  color: var(--bs-body-color);
  text-decoration: none;
  flex: 1;
}

.sidebar-feed-label:hover {
  color: var(--bs-primary);
  text-decoration: underline;
}

.sidebar-feed-label--plain {
  color: var(--bs-secondary-color);
}

.sidebar-feed-rss {
  display: inline-flex;
  align-items: center;
  opacity: 0.7;
  text-decoration: none;
  flex-shrink: 0;
}

.sidebar-feed-rss:hover {
  opacity: 1;
}

.sidebar-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--bs-secondary-color);
  text-decoration: none;
  padding: 0.15rem 0;
  background: none;
  border: none;
  cursor: pointer;
}

/* ── Domain-grouped category sections in blog sidebar ── */
.domain-subgroup {
  margin-top: 0.5rem;
}

.domain-subgroup-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.2rem;
  font-size: 0.64rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bs-tertiary-color, rgba(108, 117, 125, 0.5));
}

.domain-subgroup-label span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.domain-rss-link {
  display: inline-flex;
  align-items: center;
  opacity: 0.55;
  text-decoration: none;
  flex-shrink: 0;
}

.domain-rss-link:hover {
  opacity: 1;
}

/* Two-column grid for category badges within a domain */
.filter-tagcloud--2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.2rem 0.3rem;
  margin: 0.25rem 0 0.1rem;
}

/* Category badge + inline RSS icon */
.cat-rss-icon {
  display: inline-flex;
  align-items: center;
  margin-left: 0.25rem;
  opacity: 0.5;
  text-decoration: none;
  color: currentColor;
  vertical-align: middle;
}

.cat-rss-icon:hover {
  opacity: 1;
}

.sidebar-back-link:hover {
  color: var(--bs-body-color);
}

/* External link (replaces primary button) */
.sidebar-external-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: var(--bs-emphasis-color);
  text-decoration: none;
  opacity: 0.75;
  transition: opacity 0.15s;
}

.sidebar-external-link:hover {
  opacity: 1;
  text-decoration: underline;
  color: var(--bs-emphasis-color);
}

.sidebar-external-link .bi {
  font-size: 0.72rem;
  flex-shrink: 0;
}

/* ── Blog article sidebar TOC ─────────────────────────────────────────── */

.blog-toc-heading {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bs-secondary-color);
  margin-bottom: 0.5rem;
}

.blog-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-toc-item {
  margin-bottom: 0.2rem;
}

.blog-toc-h3 {
  padding-left: 0.85rem;
}

.blog-toc-link {
  display: block;
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--bs-secondary-color);
  text-decoration: none;
  padding: 0.1rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
  transition: color 0.15s, border-color 0.15s;
}

.blog-toc-link:hover,
.blog-toc-link.active {
  color: var(--bs-emphasis-color);
  border-left-color: var(--bs-primary);
}

/* ── Collapsible artifacts section ──────────────────────────────────────── */

.news-artifacts-heading {
  margin: 0;
}

.news-artifacts-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  padding: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--bs-emphasis-color);
  cursor: pointer;
}

.news-artifacts-toggle:hover {
  color: var(--bs-primary);
}

.news-artifacts-count {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--bs-secondary-color);
}

.news-artifacts-chevron {
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

.news-artifacts-toggle:not(.collapsed) .news-artifacts-chevron {
  transform: rotate(-180deg);
}

.article-posts-container .post h2,
.article-posts-container .post .h2 {
    font-size: 1.2rem;
    margin-top: 1.4rem;
}

.article-posts-container .post h3,
.article-posts-container .post .h3 {
    font-size: 1.05rem;
    margin-top: 1.2rem;
}

.article-posts-container .post h4,
.article-posts-container .post .h4 {
    font-size: 0.95rem;
    margin-top: 1rem;
}

/* Override Bootstrap docs 133% first-paragraph lead and normalize body text */
.article-posts-container .post > p:first-of-type,
.article-posts-container .post > img:first-child + p {
    font-size: 0.925rem;
}

.article-posts-container .post p,
.article-posts-container .post li,
.article-posts-container .post td {
    font-size: 0.925rem;
    line-height: 1.65;
}

@media (min-width: 1200px) {
    .article-posts-container .post h2,
    .article-posts-container .post .h2 {
        font-size: 1.2rem;
    }

    .article-posts-container .post h3,
    .article-posts-container .post .h3 {
        font-size: 1.05rem;
    }

    .article-posts-container .post > p:first-of-type,
    .article-posts-container .post > img:first-child + p {
        font-size: 0.925rem;
    }
}

/* ============================================================================
   News article artifact cards
   ============================================================================ */
.news-article-artifacts {
    border-top: 1px solid var(--bs-border-color);
    padding-top: 1.5rem;
}

.news-artifacts-heading {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--bs-secondary-color);
    margin-bottom: 0.75rem;
}

.news-artifacts-grid {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.news-artifact-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    text-decoration: none;
    color: var(--bs-body-color);
    transition: border-color 0.15s, background 0.15s;
}

.news-artifact-card:hover {
    border-color: var(--bs-primary);
    background: var(--bs-tertiary-bg);
    color: var(--bs-body-color);
}

.news-artifact-icon {
    font-size: 1.1rem;
    color: var(--bs-secondary-color);
    flex-shrink: 0;
    width: 1.4rem;
    text-align: center;
}

.news-artifact-body {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.news-artifact-title {
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-artifact-type {
    font-size: 0.72rem;
    color: var(--bs-secondary-color);
}

.news-artifact-arrow {
    font-size: 0.75rem;
    color: var(--bs-secondary-color);
    flex-shrink: 0;
}

/* ============================================================================
   Sidebar changelog
   ============================================================================ */
.news-changelog-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.news-changelog-entry {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.4rem 0.5rem;
    align-items: baseline;
}

.news-changelog-date {
    font-size: 0.7rem;
    font-variant-numeric: tabular-nums;
    color: var(--bs-secondary-color);
    white-space: nowrap;
}

.news-changelog-note {
    font-size: 0.78rem;
    line-height: 1.4;
    color: var(--bs-body-color);
}