/* ========================================================================
   SINGLE POST
   ======================================================================== */

/* ---- Hero ------------------------------------------------------------ */

.single-hero {
  position: relative;
  width: 100%;
  min-height: 360px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  margin-bottom: var(--sp-2xl);
}

@media (min-width: 768px) {
  .single-hero {
    min-height: 480px;
  }
}

.single-hero__image {
  position: absolute;
  inset: 0;
}

.single-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-hero__image .technews-thumb-placeholder {
  width: 100%;
  height: 100%;
}

.single-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 10, 15, 0.95) 0%,
    rgba(10, 10, 15, 0.35) 60%,
    transparent 100%
  );
}

.single-hero__content {
  position: relative;
  z-index: 2;
  padding: var(--sp-xl) var(--sp-lg);
  max-width: var(--container-narrow);
}

@media (min-width: 768px) {
  .single-hero__content {
    padding: var(--sp-2xl) var(--sp-xl);
  }
}

.single-hero__title {
  font-size: clamp(1.6rem, 4.5vw, 2.8rem);
  line-height: 1.12;
  color: #fff;
  margin-bottom: var(--sp-sm);
}

/* ---- Metadata bar ---------------------------------------------------- */

.single-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  padding: var(--sp-md) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--sp-xl);
}

.single-meta-bar__left {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.single-meta-bar__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.single-meta-bar__author {
  font-weight: 600;
  color: var(--color-text);
}

.single-meta-bar__share {
  display: flex;
  gap: var(--sp-xs);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  background: transparent;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all var(--duration-fast) var(--ease);
}

.share-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.share-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

/* ---- Post body typography -------------------------------------------- */

.single-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-2xl);
}

@media (min-width: 1024px) {
  .single-layout {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
  }
}

.single-body {
  min-width: 0;
  max-width: var(--container-narrow);
}

.single-body :where(p, ul, ol, blockquote, figure, pre, table, .wp-block-image, .wp-block-gallery, .wp-block-table, .wp-block-quote, .wp-block-code, .wp-block-preformatted, .wp-block-pullquote, .wp-block-columns) {
  margin-bottom: var(--sp-lg);
}

.single-body :where(h1, h2, h3, h4, h5, h6) {
  margin: var(--sp-2xl) 0 var(--sp-md);
}

.single-body :where(h4, h5, h6) {
  line-height: 1.3;
}

.single-body p {
  font-size: 1.05rem;
  line-height: 1.8;
}

/* Drop cap */
.single-body > p:first-of-type::first-letter {
  font-family: var(--font-headline);
  font-size: 3.4em;
  font-weight: 700;
  float: left;
  line-height: 0.8;
  margin: 0.05em 0.12em 0 0;
  color: var(--color-accent);
}

.single-body ul,
.single-body ol {
  padding-left: 1.35em;
}

.single-body ul { list-style: disc; }
.single-body ol { list-style: decimal; }

.single-body li {
  margin-bottom: var(--sp-sm);
  font-size: 1.02rem;
}

.single-body li > ul,
.single-body li > ol {
  margin-top: var(--sp-sm);
  margin-bottom: var(--sp-sm);
}

.single-body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: rgba(var(--color-accent-rgb), 0.3);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--duration-fast) var(--ease);
}

.single-body a:hover {
  text-decoration-color: var(--color-accent);
}

/* Pull quote / blockquote */
.single-body blockquote {
  position: relative;
  margin: var(--sp-2xl) 0;
  padding: var(--sp-lg) var(--sp-xl);
  border-left: 4px solid var(--color-accent);
  background: rgba(var(--color-accent-rgb), 0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-headline);
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-text);
}

.single-body blockquote p {
  font-size: inherit;
  margin-bottom: 0;
}

/* Image captions */
.single-body figure {
  margin: var(--sp-2xl) 0;
}

.single-body figcaption {
  text-align: center;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--color-text-secondary);
  margin-top: var(--sp-sm);
  margin-bottom: 0;
}

.single-body img {
  border-radius: var(--radius-sm);
}

.single-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.single-body th,
.single-body td {
  border: 1px solid var(--color-border);
  padding: var(--sp-sm);
  text-align: left;
}

.single-body hr,
.single-body .wp-block-separator {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--sp-2xl) 0;
}

/* Code blocks */
.single-body pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--sp-lg);
  overflow-x: auto;
  margin: var(--sp-xl) 0;
  position: relative;
}

.single-body code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
}

.single-body p code {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  font-size: 0.85em;
}

.code-copy-btn {
  position: absolute;
  top: var(--sp-sm);
  right: var(--sp-sm);
  padding: var(--sp-xs) var(--sp-sm);
  font-size: 0.7rem;
  font-weight: 600;
  font-family: var(--font-body);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease);
}

.code-copy-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.single-body__pagination {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
  margin-top: var(--sp-xl);
}

.single-body__page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  min-height: 36px;
  padding: 0 var(--sp-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

/* Tags */
.single-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  padding: var(--sp-xl) 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--sp-xl);
}

/* Related posts */
.related-posts {
  padding: var(--sp-2xl) 0;
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
}

@media (min-width: 640px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---- Table of Contents (sticky sidebar) ------------------------------ */

.toc {
  position: sticky;
  top: calc(var(--header-h) + var(--sp-lg));
}

.toc__title {
  font-family: var(--font-headline);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--sp-md);
  color: var(--color-text);
}

.toc__nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 2px solid var(--color-border);
  padding-left: var(--sp-md);
}

.toc__link {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  padding: var(--sp-xs) 0;
  transition: color var(--duration-fast) var(--ease);
  line-height: 1.4;
}

.toc__link:hover,
.toc__link.active {
  color: var(--color-accent);
}

.toc__link--h3 {
  padding-left: var(--sp-md);
  font-size: 0.76rem;
}

@media (max-width: 1023px) {
  .toc {
    position: static;
    border-top: 1px solid var(--color-border);
    padding-top: var(--sp-lg);
  }
}