/* Components: Editorial Cards, Quick Facts, TOC, FAQs, Breadcrumbs, Pagination */

/* Editorial Article Card */
.article-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  height: 100%;
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-alt);
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .card-img {
  transform: scale(1.03);
}

.card-category-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background-color: rgba(27, 67, 50, 0.9);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
}

.card-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}

.article-card:hover .card-title {
  color: var(--color-primary);
}

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-4);
  flex: 1 0 auto;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
}

/* Botanical Plant Card (Encyclopedia Card) */
.plant-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  transition: all var(--transition-fast);
  height: 100%;
}

.plant-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.plant-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  background-color: var(--color-bg-alt);
  overflow: hidden;
}

.plant-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.plant-card:hover .plant-card-img {
  transform: scale(1.04);
}

.plant-card-lang-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 10px;
  font-weight: 700;
  background: rgba(224, 242, 254, 0.95);
  color: #0369a1;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #bae6fd;
  backdrop-filter: blur(4px);
  z-index: 2;
}

.plant-card-body {
  padding: var(--space-3) var(--space-4) var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
}

.plant-card-common {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.plant-card:hover .plant-card-common a {
  color: var(--color-primary);
}

.plant-card-common a {
  color: inherit;
  text-decoration: none;
}

.plant-card-scientific {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.815rem;
  color: var(--color-text-muted);
  margin-bottom: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.plant-card-vernacular {
  font-size: 0.785rem;
  color: var(--color-secondary);
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.plant-card-vernacular .vernacular-label {
  font-weight: 600;
  color: var(--color-text-muted);
}

.plant-card-excerpt {
  font-size: 0.815rem;
  color: var(--color-text-muted);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 4.35em;
  margin: var(--space-2) 0 var(--space-2) 0;
}

.plant-card-footer {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.plant-card-btn {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

.plant-card:hover .plant-card-btn {
  text-decoration: underline;
}

/* Quick Facts Callout Box */
.quick-facts-box {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4);
  margin: var(--space-6) 0;
}

.quick-facts-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.quick-facts-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.quick-facts-item {
  display: flex;
  flex-direction: column;
  padding-bottom: var(--space-1);
}

.quick-facts-label {
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 2px;
}

.quick-facts-val {
  color: var(--color-text-muted);
}

@media (min-width: 640px) {
  .quick-facts-list {
    grid-template-columns: 1fr 1fr;
  }
}

/* Table of Contents (Mobile Expandable & Desktop Sticky) */
.toc-wrapper {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin: var(--space-6) 0;
  overflow: hidden;
}

.toc-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  min-height: var(--min-touch-target);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text-main);
  background-color: var(--color-bg-alt);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.toc-summary::-webkit-details-marker {
  display: none;
}

.toc-icon {
  transition: transform var(--transition-fast);
}

details[open] .toc-icon {
  transform: rotate(180deg);
}

.toc-list {
  list-style: none;
  padding: var(--space-3) var(--space-4);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc-item {
  margin-bottom: 0;
}

.toc-item.level-3 {
  padding-left: var(--space-4);
  font-size: var(--text-xs);
}

.toc-link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  display: block;
  padding: 3px 0;
  transition: color var(--transition-fast);
}

.toc-link:hover, .toc-link.is-active {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

/* FAQs Component (Accordion) */
.faq-section {
  margin-top: var(--space-8);
  margin-bottom: var(--space-8);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  min-height: var(--min-touch-target);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  list-style: none;
  background-color: var(--color-surface);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-answer {
  padding: var(--space-3) var(--space-4) var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-4);
}

.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb-sep {
  color: var(--color-text-light);
  user-select: none;
}

/* Taxonomy Tags & Pills */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 4px 10px;
  background-color: var(--color-bg-alt);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.tag-pill:hover {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

/* Pagination (Touch friendly) */
.pagination-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
  flex-wrap: wrap;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--min-touch-target);
  min-height: var(--min-touch-target);
  padding: 0 var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-main);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.page-btn:hover {
  background-color: var(--color-bg-alt);
  border-color: var(--color-text-muted);
  text-decoration: none;
}

.page-btn.is-active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  pointer-events: none;
}

.page-btn.is-disabled {
  opacity: 0.4;
  pointer-events: none;
  cursor: not-allowed;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
}

.empty-state-icon {
  width: 48px;
  height: 48px;
  color: var(--color-secondary);
  margin: 0 auto var(--space-3);
}

.empty-state-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 420px;
  margin: 0 auto var(--space-4);
}