/* Article detail — editorial hero + CTA (scoped; loads only on article pages) */

.article-detail-page {
  --article-cream: #fdfbf7;
  --article-ink: #1e3a52;
  --article-cta: #2d5a72;
  --article-cta-hover: #244a5f;
  --article-warn: #d97706;
  --article-step-line: #cbd5e1;
  --article-step-muted: #94a3b8;
  --article-hero-pad-x: var(--space-xl);
}

@media (max-width: 767.98px) {
  .article-detail-page {
    --article-hero-pad-x: var(--space-lg);
  }
}

.article-detail-page .article-detail-hero-wrap {
  background-color: var(--article-cream);
  color: var(--article-ink);
  margin-left: calc(-1 * var(--article-hero-pad-x));
  margin-right: calc(-1 * var(--article-hero-pad-x));
  width: calc(100% + 2 * var(--article-hero-pad-x));
  max-width: none;
  padding: 2.75rem var(--article-hero-pad-x) 2.5rem;
  margin-bottom: 2rem;
  box-sizing: border-box;
}

.article-detail-page .article-detail-title {
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-weight: 700;
  font-size: clamp(1.35rem, 2.5vw + 0.85rem, 2rem);
  line-height: 1.28;
  color: var(--article-ink);
  letter-spacing: -0.02em;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.article-detail-page .article-detail-advisory {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--neutral-600);
  max-width: 26rem;
  margin-left: auto;
  margin-right: auto;
}

.article-detail-page .article-detail-advisory a {
  font-weight: 600;
}

.article-detail-page .article-detail-warn {
  color: var(--article-warn);
  font-size: 0.875rem;
  font-weight: 500;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.45;
}

.article-detail-page .article-detail-stepper-head {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--article-ink);
  letter-spacing: 0.02em;
}

.article-detail-page .article-detail-stepper {
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
  padding: 0 0.25rem;
}

.article-detail-page .article-detail-stepper-track {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: start;
  position: relative;
  margin-bottom: 0.35rem;
}

.article-detail-page .article-detail-stepper-track::before {
  content: "";
  position: absolute;
  left: 18%;
  right: 18%;
  top: 0.65rem;
  height: 2px;
  background: var(--article-step-line);
  z-index: 0;
}

.article-detail-page .article-detail-step {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.article-detail-page .article-detail-step-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--article-step-muted);
  flex-shrink: 0;
}

.article-detail-page .article-detail-step.is-done .article-detail-step-dot {
  background: var(--primary-400);
}

.article-detail-page .article-detail-step.is-current .article-detail-step-dot {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: -0.225rem;
  background: var(--article-ink);
  box-shadow: 0 0 0 3px rgba(30, 58, 82, 0.2);
}

.article-detail-page .article-detail-step-label {
  font-size: 0.75rem;
  color: var(--neutral-500);
  line-height: 1.2;
  max-width: 6.5rem;
}

.article-detail-page .article-detail-step.is-current .article-detail-step-label {
  color: var(--article-ink);
  font-weight: 700;
}

.article-detail-page .article-detail-step.is-done:not(.is-current) .article-detail-step-label {
  color: var(--neutral-600);
}

.article-detail-page .article-detail-meta-line {
  font-size: 0.8125rem;
  color: var(--neutral-500);
}

.article-detail-page .article-detail-meta-line a {
  font-weight: 500;
}

/* Follow-up CTA */
.article-detail-page .article-detail-cta {
  background: linear-gradient(135deg, var(--article-cta) 0%, var(--article-cta-hover) 100%);
  color: #fff;
  border-radius: 12px;
  padding: 1.5rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 24px rgba(45, 90, 114, 0.25);
}

.article-detail-page .article-detail-cta-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.article-detail-page .article-detail-cta-icon i {
  font-size: 1.35rem;
  opacity: 0.95;
}

.article-detail-page .article-detail-cta h2 {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
  line-height: 1.3;
}

.article-detail-page .article-detail-cta p {
  font-size: 0.875rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.92);
  margin: 0;
  max-width: 36rem;
}

.article-detail-page .article-detail-cta .btn-article-cta {
  background: #fff;
  color: var(--article-ink);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  border: none;
  white-space: nowrap;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.article-detail-page .article-detail-cta .btn-article-cta:hover {
  color: var(--article-ink);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.article-detail-page .article-detail-cta .btn-article-cta:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

@media (max-width: 991.98px) {
  .article-detail-page .article-detail-cta .btn-article-cta {
    width: 100%;
    justify-content: center;
  }
}

/* Sources block — match chat UI (numbered cards, horizontal scroll) */
.article-detail-page .article-sources-heading-chat {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  margin: 0 0 var(--space-sm);
  padding: 0;
  color: var(--text-muted);
  font-family: var(--font-sans, system-ui, sans-serif);
  font-weight: 400;
  line-height: 1.3;
}

.article-detail-page .article-sources-heading-chat .bi {
  color: var(--primary-600);
}

.article-detail-page .sources-container {
  margin-top: 0;
  max-width: 100%;
}

.article-detail-page .sources-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.article-detail-page .source-card {
  flex: 0 0 210px;
  padding: 12px;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.78rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.article-detail-page .source-card:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

.article-detail-page .source-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.article-detail-page .source-id {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
}

.article-detail-page .source-type-badge {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.article-detail-page .source-type-guideline .source-type-badge,
.article-detail-page .source-type-guidelines .source-type-badge {
  color: var(--success-600);
}

.article-detail-page .source-type-research .source-type-badge,
.article-detail-page .source-type-study .source-type-badge {
  color: var(--primary-600);
}

.article-detail-page .source-type-drug-label .source-type-badge,
.article-detail-page .source-type-fda .source-type-badge {
  color: var(--warning-600);
}

.article-detail-page .source-type-review .source-type-badge {
  color: var(--primary-500);
}

.article-detail-page .source-year {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-left: auto;
}

.article-detail-page .source-title {
  font-weight: 500;
  margin-bottom: 4px;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-detail-page .source-name {
  color: var(--text-muted);
  font-size: 0.72rem;
  margin-bottom: 4px;
}

.article-detail-page .source-link {
  color: var(--primary-600);
  font-size: 0.72rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Related Questions grid */
.article-detail-page .article-related-panel {
  border-color: var(--neutral-200) !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.article-detail-page .article-related-heading {
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--neutral-900);
  letter-spacing: -0.02em;
}

.article-detail-page .article-related-card {
  color: inherit;
  outline: none;
}

.article-detail-page .article-related-card:hover .article-related-card-inner {
  background-color: #f1f5f9;
}

.article-detail-page .article-related-card:focus-visible .article-related-card-inner {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

.article-detail-page .article-related-card-inner {
  background-color: #f8fafc;
  border: 1px solid transparent;
  transition: background-color 0.15s ease;
  min-height: 3.25rem;
}

.article-detail-page .article-related-chevron {
  width: 2rem;
  height: 2rem;
  background-color: #e2e8f0;
  color: var(--neutral-700);
}

.article-detail-page .article-related-title {
  font-size: 0.9375rem;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}