/* ============================================================
   LAYERQUESTAR — SINGLE ARTICLE PAGE
   ============================================================ */

/* Article hero */
.article-hero {
  padding: var(--sp-8) var(--sp-5) var(--sp-7);
}

.article-hero__inner {
  max-width: 920px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-bottom: var(--sp-4);
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  color: var(--gray-400);
}

.article-breadcrumb a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-breadcrumb a:hover {
  color: var(--white);
}

.article-breadcrumb a:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.article-hero__category {
  display: inline-flex;
  width: fit-content;
  margin-bottom: var(--sp-3);
  padding: calc(var(--sp-1) / 2) var(--sp-2);
  border-radius: 100px;
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.article-hero__category--buyers-guide {
  background: var(--brand-tint);
  color: var(--brand);
}

.article-hero__category--technical-articles {
  background: var(--green-bg);
  color: var(--green-fg);
}

.article-hero__title {
  max-width: 920px;
  margin: 0;
  color: var(--white);
  font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl));
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  text-wrap: balance;
}

.article-hero__excerpt {
  max-width: 760px;
  margin-top: var(--sp-3);
  color: var(--gray-200);
  font-size: var(--text-md);
  line-height: 1.7;
}

.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-top: var(--sp-4);
  color: var(--gray-400);
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
}

/* Featured image */
.article-featured-image {
  padding: var(--sp-6) var(--sp-5) 0;
}

.article-featured-image__figure {
  max-width: 1000px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
}

.article-featured-image__img {
  display: block;
  width: 100%;
  height: auto;
}

/* Main content layout */
.article-main {
  padding: var(--sp-7) var(--sp-5);
}

.article-main__grid {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(240px, 1fr);
  justify-content: space-between;
  gap: var(--sp-6);
}

.article-content {
  min-width: 0;
  color: var(--gray-600);
  font-size: var(--text-md);
  line-height: 1.8;
}

.article-content > * + * {
  margin-top: var(--sp-3);
}

.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--gray-800);
  font-weight: 800;
  line-height: 1.25;
  scroll-margin-top: var(--sp-7);
  text-wrap: balance;
}

.article-content h2 {
  margin-top: var(--sp-6);
  font-size: var(--text-2xl);
}

.article-content h3 {
  margin-top: var(--sp-5);
  font-size: var(--text-xl);
}

.article-content h4 {
  margin-top: var(--sp-4);
  font-size: var(--text-lg);
}

.article-content a {
  color: var(--brand);
  font-weight: 600;
  text-decoration-thickness: 1px;
  text-underline-offset: calc(var(--sp-1) / 2);
}

.article-content a:hover {
  color: var(--brand-dark);
}

.article-content a:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.article-content ul,
.article-content ol {
  padding-left: var(--sp-4);
}

.article-content li + li {
  margin-top: var(--sp-1);
}

.article-content blockquote {
  margin-left: 0;
  padding: var(--sp-3);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  background: var(--gray-50);
  color: var(--gray-800);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.6;
}

.article-content figure {
  margin-right: 0;
  margin-left: 0;
}

.article-content figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
}

.article-content figcaption {
  margin-top: var(--sp-1);
  color: var(--gray-400);
  font-size: var(--text-sm);
  text-align: center;
}

.article-content table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  border: 1px solid var(--gray-100);
  font-size: var(--text-sm);
}

.article-content th,
.article-content td {
  min-width: 160px;
  padding: var(--sp-2);
  border: 1px solid var(--gray-100);
  text-align: left;
  vertical-align: top;
}

.article-content th {
  background: var(--charcoal);
  color: var(--white);
  font-weight: 700;
}

.article-content tr:nth-child(even) td {
  background: var(--gray-50);
}

.article-content .wp-block-image,
.article-content .wp-block-table,
.article-content .wp-block-quote {
  margin-top: var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  align-self: start;
  gap: var(--sp-3);
  position: sticky;
  top: var(--sp-7);
}

.article-toc,
.article-sidebar__cta {
  padding: var(--sp-3);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.article-toc__label,
.article-sidebar__cta-label {
  margin-bottom: var(--sp-2);
  color: var(--gray-800);
  font-size: var(--text-sm);
  font-weight: 800;
}

.article-toc ul {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-toc a {
  color: var(--gray-600);
  font-size: var(--text-sm);
  line-height: 1.45;
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-toc a:hover {
  color: var(--brand);
}

.article-toc a:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.article-toc__sub-item {
  padding-left: var(--sp-2);
}

.article-sidebar__cta {
  background: var(--brand-subtle);
  border-color: var(--brand-tint);
}

.article-sidebar__cta p {
  margin-bottom: var(--sp-3);
  color: var(--gray-600);
  font-size: var(--text-sm);
  line-height: 1.65;
}

.article-sidebar__cta .btn {
  width: 100%;
  justify-content: center;
}

/* Related articles */
.article-related {
  padding: 0 var(--sp-5) var(--sp-7);
}

.article-related .section-header {
  max-width: 580px;
}

/* Final CTA */
.article-final-cta {
  padding: var(--sp-7) var(--sp-5);
}

.article-final-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
}

.article-final-cta h2 {
  max-width: 680px;
  color: var(--white);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.2;
  text-wrap: balance;
}

.article-final-cta p {
  max-width: 680px;
  margin-top: var(--sp-2);
  color: var(--gray-200);
  font-size: var(--text-base);
  line-height: 1.7;
}

.article-final-cta__actions {
  display: flex;
  flex-shrink: 0;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* Responsive */
@media (max-width: 960px) {
  .article-main__grid {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-final-cta__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  .article-hero,
  .article-featured-image,
  .article-main,
  .article-related,
  .article-final-cta {
    padding-right: var(--sp-3);
    padding-left: var(--sp-3);
  }

  .article-sidebar {
    display: flex;
  }

  .article-final-cta__actions {
    flex-direction: column;
    width: 100%;
  }

  .article-final-cta__actions .btn {
    justify-content: center;
    width: 100%;
  }

  .article-content {
    font-size: var(--text-base);
  }

  .article-content h2 {
    font-size: var(--text-xl);
  }
}