/* ==========================================================================
   Single Post Detail Custom Template Styles
   Flatsome Child Theme
   ========================================================================== */

.single-post-wrapper {
  width: 100%;
  padding: 30px 0 70px;
  background-color: #ffffff;
  box-sizing: border-box;
}

.single-post-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* --------------------------------------------------------------------------
   Top Back Link / Breadcrumb
   -------------------------------------------------------------------------- */
.single-post-back-wrap {
  margin-bottom: 20px;
}

.single-post-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 500;
  color: #64748b;
  text-decoration: none;
  transition: all 0.2s ease;
}

.single-post-back-btn svg {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.single-post-back-btn:hover {
  color: #0d5d44;
}

.single-post-back-btn:hover svg {
  transform: translateX(-3px);
}

/* --------------------------------------------------------------------------
   Hero / Featured Image
   -------------------------------------------------------------------------- */
.single-post-featured-media {
  width: 100%;
  margin-bottom: 26px;
  overflow: hidden;
  background-color: #f1f5f9;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  border-radius: 6px;
}

.single-post-featured-img {
  width: 100%;
  height: auto;
  max-height: 540px;
  object-fit: cover;
  display: block;
}

/* --------------------------------------------------------------------------
   Post Meta (Clock + Date | Time)
   -------------------------------------------------------------------------- */
.single-post-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #718096;
  font-size: 13.5px;
  font-weight: 500;
  margin-bottom: 12px;
}

.single-post-meta__clock {
  color: #8c9ba5;
  flex-shrink: 0;
}

.single-post-meta__datetime {
  letter-spacing: 0.2px;
}

/* --------------------------------------------------------------------------
   Post Title
   -------------------------------------------------------------------------- */
.single-post-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.35;
  color: #0b2942;
  margin: 0 0 34px 0;
  letter-spacing: -0.4px;
}

/* --------------------------------------------------------------------------
   Post Content Body (Editorial layout: left-indented on desktop)
   -------------------------------------------------------------------------- */
.single-post-body {
  width: 100%;
}

.single-post-content {
  font-size: 15.5px;
  line-height: 1.85;
  color: #475569;
}

.single-post-content p {
  color: #475569;
  margin-bottom: 22px;
  font-size: inherit;
  line-height: inherit;
}

.single-post-content h2 {
  font-size: 21px;
  font-weight: 700;
  color: #0b2942;
  line-height: 1.4;
  margin: 36px 0 16px;
}

.single-post-content h3 {
  font-size: 18.5px;
  font-weight: 700;
  color: #0b2942;
  line-height: 1.4;
  margin: 30px 0 14px;
}

.single-post-content h4 {
  font-size: 16.5px;
  font-weight: 700;
  color: #0b2942;
  margin: 24px 0 12px;
}

.single-post-content img {
  max-width: 100%;
  height: auto;
  margin: 26px auto;
  display: block;
}

.single-post-content figure {
  margin: 26px 0;
}

.single-post-content figure img {
  margin: 0 auto;
}

.single-post-content figcaption {
  text-align: center;
  font-size: 13px;
  color: #64748b;
  margin-top: 8px;
  font-style: italic;
}

.single-post-content blockquote {
  border-left: 3.5px solid #0d5d44;
  padding: 12px 0 12px 20px;
  margin: 28px 0;
  font-style: italic;
  color: #334155;
  background-color: #f8fafc;
}

.single-post-content ul,
.single-post-content ol {
  margin: 0 0 24px 24px;
  padding: 0;
}

.single-post-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Related Posts Section ("TIN TỨC LIÊN QUAN")
   -------------------------------------------------------------------------- */
.single-post-related {
  padding-top: 40px;
  border-top: 1px solid #edf2f7;
  width: 100%;
}

.single-post-related__heading {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 28px 0;
  line-height: 1.2;
}

.single-post-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

/* Related Card */
.single-related-card {
  background: #ffffff;
  border: 1px solid #e5e9ee;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  height: 100%;
  box-sizing: border-box;
}

.single-related-card:hover {
  box-shadow: 0 12px 26px -6px rgba(15, 41, 66, 0.08);
  border-color: #cbd5e1;
}

.single-related-card__thumb-link {
  display: block;
  position: relative;
  width: 100%;
  padding-top: 58%;
  overflow: hidden;
  background-color: #f1f5f9;
}

.single-related-card__thumb-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.single-related-card:hover .single-related-card__thumb-img {
  transform: scale(1.04);
}

.single-related-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

/* Card Meta: Badge + Date */
.single-related-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
  flex-wrap: wrap;
}

.single-related-card__badge {
  display: inline-block;
  padding: 3.5px 9px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  background-color: #e8e8f5;
  color: var(--primary-color);
  line-height: 1.2;
}

.single-related-card__date {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: #718096;
  font-weight: 500;
}

.single-related-card__date svg {
  color: #8c9ba5;
  flex-shrink: 0;
}

/* Card Title */
.single-related-card__title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: #0b2942;
}

.single-related-card__title a {
  color: inherit;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s ease;
}

.single-related-card__title a:hover {
  color: var(--primary-color);
}

/* Card Excerpt */
.single-related-card__excerpt {
  font-size: 15px;
  color: #64748b;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Footer */
.single-related-card__footer {
  margin-top: auto;
  padding-top: 4px;
}

.single-related-card__btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  transition: gap 0.2s ease, color 0.2s ease;
}

.single-related-card__btn:hover {
  color: #06402e;
  gap: 7px;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .single-post-title {
    font-size: 26px;
    margin-bottom: 26px;
  }

  .single-post-content {
    margin-left: 0;
    max-width: 100%;
  }

  .single-post-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (max-width: 600px) {
  .single-post-wrapper {
    padding: 20px 0 50px;
  }

  .single-post-title {
    font-size: 22px;
    margin-bottom: 20px;
  }

  .single-post-featured-media {
    margin-bottom: 20px;
  }

  .single-post-featured-img {
    max-height: 280px;
  }

  .single-post-meta {
    font-size: 12.5px;
  }

  .single-post-related__heading {
    font-size: 20px;
    margin-bottom: 20px;
  }

  .single-post-related__grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}