/* News Dashboard — app-specific styles */
/* Uses project --color-* tokens from assets/css/base.css */

/* ==========================================================================
   Layout
   ========================================================================== */

/* Remove main padding for full-width news layout.
   overflow-x: visible is required: the shared `main { overflow-x: hidden }`
   (layout.css) makes main a scroll container, which would break the sticky
   trending sidebar (sticky sticks to the nearest scroll container). */
main:has(.news-layout) {
  padding: 0;
  overflow-x: visible;
}

/* Full-width two-column layout: stories (left) + trending panel (right) */
.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: start;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  max-width: none;
  padding: 0 var(--space-md);
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .news-layout {
    padding: 0 var(--space-xl);
  }
}

/* Content area */
.news-content {
  min-width: 0;
  width: 100%;
  /* Keep the sticky header from covering scrolled-to content on mobile */
  scroll-margin-top: 56px;
}

/* Full-width header (override shared .header-inner 960px cap) */
.glass-header--full .header-inner {
  max-width: none;
}

/* Sticky bottom footer bar — always visible while scrolling */
footer {
  position: sticky;
  bottom: 0;
  z-index: 50;
  background: var(--color-bg);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.06);
}

/* Keep the footer compact on mobile: shared pages.css stacks the contact
   links vertically (~150px tall), which would make the sticky bar huge. */
.footer--compact .contact-line {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0 var(--space-sm);
}
.footer--compact .sep {
  display: inline;
}

/* Loading */
.loading-indicator {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* Story List */
.story-list {
  padding: var(--space-md) 0;
}

/* Story Card */
.story-card {
  display: block;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--space-sm);
  cursor: pointer;
  transition: background 200ms ease, box-shadow 200ms ease;
  background: var(--color-surface);
  min-height: 44px;
}
.story-card:hover {
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}
.story-card:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.story-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}
.story-card-favicon { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; border-radius: 2px; }
.story-card-title {
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  margin: 0 0 var(--space-xs);
}
.story-card-title a { color: inherit; text-decoration: none; }
.story-card-title a:hover { color: var(--color-accent); }
.story-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}
.story-card-meta span { display: inline-flex; align-items: center; gap: 3px; }
.story-card-domain { font-size: var(--text-xs); color: var(--color-text-secondary); }
.story-card-score { color: var(--color-accent); font-weight: 600; }
.story-card-thumbnail { width: 80px; height: 60px; object-fit: cover; border-radius: var(--border-radius-sm); flex-shrink: 0; }
.story-card-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin: var(--space-xs) 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.story-card-source { color: var(--color-accent); font-weight: 500; }

/* Source Badge */
.story-card-source-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  font-size: 9px;
  font-weight: 700;
  color: #fff;
  border-radius: 3px;
  line-height: 1.4;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* "N related" pill on the card meta row */
.story-card-related-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  font-size: 9px;
  font-weight: 700;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

/* Expanded View */
.story-card-expanded {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}
.timeline-section { margin-bottom: var(--space-md); }
.timeline-section h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-sm);
}
.timeline-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
  font-size: var(--text-sm);
}
.timeline-item-time {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  flex-shrink: 0;
  min-width: 60px;
}
.timeline-item-title { color: var(--color-text); text-decoration: none; }
.timeline-item-title:hover { color: var(--color-accent); }
.timeline-loading { font-size: var(--text-xs); color: var(--color-text-secondary); padding: var(--space-sm) 0; }

/* Related articles (cluster members) inside the expanded card */
.related-articles-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.related-article-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  padding: var(--space-xs) 0;
}
.related-article-title {
  color: var(--color-text);
  text-decoration: none;
  flex: 1;
  min-width: 0;
}
.related-article-title:hover { color: var(--color-accent); }
.related-article-time {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

/* ==========================================================================
   Category Badges
   ========================================================================== */
.category-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  font-size: 9px;
  font-weight: 700;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  line-height: 1.4;
  white-space: nowrap;
}
.category-badge--world { background: #E3F2FD; color: #1565C0; }
.category-badge--technology { background: #F3E5F5; color: #7B1FA2; }
.category-badge--business { background: #E8F5E9; color: #2E7D32; }
.category-badge--science { background: #E0F7FA; color: #00838F; }
.category-badge--health { background: #FFEBEE; color: #C62828; }
.category-badge--sports { background: #FFF3E0; color: #E65100; }
.category-badge--entertainment { background: #FCE4EC; color: #AD1457; }

[data-theme="dark"] .category-badge--world { background: #1A237E44; color: #90CAF9; }
[data-theme="dark"] .category-badge--technology { background: #4A148C44; color: #CE93D8; }
[data-theme="dark"] .category-badge--business { background: #1B5E2044; color: #A5D6A7; }
[data-theme="dark"] .category-badge--science { background: #004D4044; color: #80DEEA; }
[data-theme="dark"] .category-badge--health { background: #B71C1C44; color: #EF9A9A; }
[data-theme="dark"] .category-badge--sports { background: #E6510044; color: #FFCC80; }
[data-theme="dark"] .category-badge--entertainment { background: #880E4F44; color: #F48FB1; }

/* ==========================================================================
   Trending Detail Category Filter Tabs
   ========================================================================== */
.trending-detail-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}
.trending-detail-filter-btn {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
  min-height: 36px;
}
.trending-detail-filter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}
.trending-detail-filter-btn.active {
  color: var(--color-text);
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.trending-detail-filter-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   Search Results
   ========================================================================== */
.search-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.search-results-header strong {
  color: var(--color-text);
}
.search-scope-toggle {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-bg);
  border: 1px solid var(--color-accent);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease;
  min-height: 36px;
  white-space: nowrap;
}
.search-scope-toggle:hover {
  background: var(--color-accent);
  color: var(--color-text);
}
.search-scope-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  max-height: 200px;
  overflow-y: auto;
  display: none;
}
.search-suggestions.visible {
  display: block;
}
.search-suggestion-item {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 200ms ease;
}
.search-suggestion-item:hover,
.search-suggestion-item:focus {
  background: var(--color-surface);
}
.search-suggestion-item:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}
.search-result-score {
  font-size: 10px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* ==========================================================================
   Trending (full-width panel)
   ========================================================================== */
.trending {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  /* Sticky right panel below the sticky header; the -90px leaves room for
     the sticky footer bar so the last chips stay visible. */
  position: sticky;
  top: calc(56px + var(--space-md));
  max-height: calc(100dvh - 56px - var(--space-lg) - 90px);
  overflow-y: auto;
}
.trending-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.trending-title-icon { width: 16px; height: 16px; color: var(--color-accent); }
.trending-title-cat {
  font-weight: 500;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}
.trending-chips {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.trending-loading {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  padding: var(--space-sm) 0;
}
.trending-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background 200ms ease, border-color 200ms ease;
  min-height: 44px;
  width: 100%;
  text-align: left;
}
.trending-chip:hover {
  background: var(--color-bg);
  border-color: var(--color-accent);
}
.trending-chip:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* Active/selected trending chip — shows which topic is currently filtered */
.trending-chip.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.trending-chip.active:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.trending-chip.active .trending-chip-label { color: #fff; }
.trending-chip.active .trending-chip-score,
.trending-chip.active .trending-chip-rank {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.trending-chip-check {
  display: inline-flex;
  flex-shrink: 0;
  color: #fff;
}

.trending-chip-label { font-weight: 500; }
.trending-chip-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  font-size: 10px;
  font-weight: 700;
  color: var(--color-text);
  background: var(--color-accent);
  border-radius: 9px;
  line-height: 1;
  margin-left: auto;
}

/* Trending Chip Rank */
.trending-chip-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 18px;
  padding: 0 4px;
  font-size: 9px;
  font-weight: 800;
  color: var(--color-text-secondary);
  background: var(--color-border);
  border-radius: 3px;
  line-height: 1;
  flex-shrink: 0;
}

/* Trending Chip Score Badge */
.trending-chip-score {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 20px;
  padding: 0 5px;
  font-size: 10px;
  font-weight: 800;
  border-radius: 4px;
  line-height: 1;
  flex-shrink: 0;
  margin-left: auto;
}

/* Score Tier Colors */
.score-tier-hot {
  background: var(--color-success);
  color: #fff;
}
.score-tier-trending {
  background: var(--color-accent);
  color: #fff;
}
.score-tier-rising {
  background: var(--color-warning);
  color: var(--color-text);
}
.score-tier-mention {
  background: var(--color-border);
  color: var(--color-text-secondary);
}

/* Trending Chip Progress Bar */
.trending-chip-bar {
  width: 100%;
  height: 3px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}
.trending-chip-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 300ms ease;
}

/* Trending Chip Sources */
.trending-chip-sources {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
}
.trending-chip-source {
  display: inline-flex;
  padding: 0 4px;
  font-size: 7px;
  font-weight: 700;
  color: #fff;
  border-radius: 2px;
  line-height: 1.6;
  text-transform: uppercase;
  letter-spacing: 0.2px;
}

/* Phrase tag on multi-word trending chips */
.trending-chip-phrase {
  display: inline-flex;
  padding: 0 4px;
  font-size: 8px;
  font-weight: 700;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 8px;
  line-height: 1.5;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}

/* ==========================================================================
   Trending Detail View (content area)
   ========================================================================== */
.trending-detail {
  padding: var(--space-md) 0;
}
.trending-detail-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}
.trending-detail-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease;
  min-height: 44px;
}
.trending-detail-back:hover {
  color: var(--color-text);
  background: var(--color-bg);
}
.trending-detail-back:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.trending-detail-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin: 0;
  color: var(--color-text);
}
.trending-detail-title mark {
  background: none;
  color: var(--color-accent);
  font-weight: 700;
}

/* Timeline */
.trending-detail-timeline { position: relative; }
.trending-detail-summary {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}
.trending-detail-summary-sep { color: var(--color-border); }

.trending-detail-date-group {
  position: relative;
  padding-left: var(--space-xl);
  margin-bottom: var(--space-lg);
}
.trending-detail-date-marker {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.trending-detail-date-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
  flex-shrink: 0;
}
.trending-detail-date-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
  margin-top: 2px;
  writing-mode: vertical-lr;
  text-orientation: mixed;
  letter-spacing: 0.5px;
}

.trending-detail-item {
  padding: var(--space-sm) 0;
  border-left: 2px solid var(--color-border);
  padding-left: var(--space-md);
  margin-left: 4px;
  transition: border-color 200ms ease;
}
.trending-detail-item:hover { border-left-color: var(--color-accent); }
.trending-detail-item:last-child { padding-bottom: 0; }
.trending-detail-item-title {
  display: block;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.4;
  margin-bottom: var(--space-xs);
}
.trending-detail-item-title:hover { color: var(--color-accent); }
.trending-detail-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}
.trending-detail-item-domain { color: var(--color-accent); font-weight: 500; }
.trending-detail-item-sep { color: var(--color-border); }
.trending-detail-item-points { font-weight: 600; }
.trending-detail-item-comments { }
.trending-detail-item-author { }

/* Trending detail states */
.trending-detail-loading {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}
.trending-detail-empty {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
}
.trending-detail-empty-hint {
  font-size: var(--text-xs);
  margin-top: var(--space-sm);
}
.trending-detail-error {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-error);
}
.trending-detail-retry {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-text);
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  min-height: 44px;
  font-size: var(--text-sm);
}
.trending-detail-retry:hover { background: var(--color-accent-hover); }
.trending-detail-retry:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* ==========================================================================
   Filtered results "View full timeline" button
   ========================================================================== */
.filtered-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.filtered-results-bar strong {
  color: var(--color-text);
}

.filtered-results-actions {
  display: flex;
  gap: var(--space-xs);
}

.filtered-results-btn {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-bg);
  border: 1px solid var(--color-accent);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease;
  min-height: 36px;
  white-space: nowrap;
}

.filtered-results-btn:hover {
  background: var(--color-accent);
  color: var(--color-text);
}

.filtered-results-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   Top Stories Section
   ========================================================================== */
.top-stories {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}
.top-stories-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.top-stories-title::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 14px;
  background: var(--color-accent);
  border-radius: 2px;
  flex-shrink: 0;
}
.top-stories-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.top-story-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: background 200ms ease, box-shadow 200ms ease;
}
.top-story-card:hover {
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}
.top-story-card-content {
  flex: 1;
  min-width: 0;
}
.top-story-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  margin-bottom: 2px;
}
.top-story-card-source {
  font-weight: 500;
  color: var(--color-accent);
}
.top-story-card-domain {
  color: var(--color-text-secondary);
}
.top-story-card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
}
.top-story-card-title a {
  color: var(--color-text);
  text-decoration: none;
}
.top-story-card-title a:hover {
  color: var(--color-accent);
}
.top-story-card-desc {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin: var(--space-xs) 0 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.top-story-card-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  flex-shrink: 0;
  min-width: 40px;
}
.top-story-card-score-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 24px;
  padding: 0 6px;
  font-size: 12px;
  font-weight: 800;
  border-radius: 4px;
  line-height: 1;
}
.top-story-card-score-label {
  font-size: 8px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* ==========================================================================
   Skeleton Loading
   ========================================================================== */
.skeleton-card {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--space-sm);
  background: var(--color-surface);
}
.skeleton-card-thumbnail {
  width: 80px;
  height: 60px;
  border-radius: var(--border-radius-sm);
  flex-shrink: 0;
}
.skeleton-card-content {
  flex: 1;
  min-width: 0;
}
.skeleton-card-title {
  height: 16px;
  width: 80%;
  margin-bottom: var(--space-sm);
  border-radius: 4px;
}
.skeleton-card-description {
  height: 12px;
  width: 60%;
  margin-bottom: var(--space-xs);
  border-radius: 4px;
}
.skeleton-card-meta {
  height: 10px;
  width: 40%;
  border-radius: 4px;
}
.skeleton-pulse {
  background: var(--color-border);
  animation: skeleton-pulse 1.5s ease-in-out infinite;
}
@keyframes skeleton-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

/* ==========================================================================
   States
   ========================================================================== */
.error-state {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-error);
}
.error-state button {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-text);
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  min-height: 44px;
}
.empty-state {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
}
.offline-banner {
  text-align: center;
  padding: var(--space-sm);
  background: var(--color-warning);
  color: var(--color-text);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* ==========================================================================
   Real-Time Controls
   ========================================================================== */

/* Freshness badge */
.freshness-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  white-space: nowrap;
  flex-shrink: 0;
}
.freshness-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
  flex-shrink: 0;
}
.freshness-badge.stale .dot {
  background: var(--color-warning);
}

/* Refresh countdown */
.refresh-countdown {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  padding: 2px 6px;
  background: var(--color-surface);
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Refresh/pause buttons */
.news-refresh-btn {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 4px 8px;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  transition: color 0.2s ease, border-color 0.2s ease;
  display: flex;
  align-items: center;
  min-height: 36px;
}
.news-refresh-btn:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.news-refresh-btn.paused {
  color: var(--color-warning);
  border-color: var(--color-warning);
}

/* ==========================================================================
   Banners
   ========================================================================== */

@keyframes slideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* New articles banner */
.new-articles-banner {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-accent);
  color: var(--color-text);
  border-radius: var(--border-radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  animation: slideDown 300ms ease;
}
.new-articles-btn {
  margin-left: auto;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-bg);
  color: var(--color-accent);
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: var(--text-xs);
  font-weight: 600;
  min-height: 36px;
  white-space: nowrap;
}
.new-articles-btn:hover {
  opacity: 0.9;
}
.new-articles-dismiss {
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  font-size: var(--text-lg);
  padding: 0 var(--space-xs);
  opacity: 0.7;
  line-height: 1;
}
.new-articles-dismiss:hover { opacity: 1; }

/* Breaking news banner */
.breaking-news-banner {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-error);
  color: #fff;
  border-radius: var(--border-radius-md);
  font-size: var(--text-sm);
  animation: slideDown 300ms ease;
}
.breaking-news-icon {
  display: inline-flex;
  padding: 2px 6px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--border-radius-sm);
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.breaking-news-scroll {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.breaking-news-dismiss {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: var(--text-lg);
  padding: 0 var(--space-xs);
  opacity: 0.7;
  flex-shrink: 0;
  line-height: 1;
}
.breaking-news-dismiss:hover { opacity: 1; }

/* Category filter badges */
.header-filter-btn {
  position: relative;
}
.filter-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  font-size: 9px;
  font-weight: 800;
  color: #fff;
  background: var(--color-error);
  border-radius: 8px;
  line-height: 16px;
  text-align: center;
  pointer-events: none;
}

/* Error card with retry */
.error-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  background: var(--color-surface);
}
.error-card-message {
  font-size: var(--text-sm);
  color: var(--color-error);
}
.error-card-retry {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-text);
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 600;
  min-height: 44px;
}
.error-card-retry:hover {
  background: var(--color-accent-hover);
}

/* Stale data warning */
.stale-data-warning {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-warning);
  color: var(--color-text);
  border-radius: var(--border-radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* Notification area */
#notificationArea {
  margin-bottom: var(--space-sm);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
/* Below 1024px the 300px sidebar leaves the content column too narrow, so
   stack the trending panel below the content and restore the chip grid. */
@media (max-width: 1024px) {
  .news-layout {
    grid-template-columns: 1fr;
  }
  .trending {
    position: static;
    max-height: none;
  }
  .trending-chips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .top-story-card-score {
    min-width: 32px;
  }
  .top-story-card-score-value {
    min-width: 28px;
    height: 20px;
    font-size: 10px;
  }
  .top-story-card-score-label {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .trending-chip,
  .filtered-results-btn,
  .trending-chip-bar-fill,
  .top-story-card {
    transition: none;
  }
  .skeleton-pulse {
    animation: none;
    opacity: 0.4;
  }
}