/* ======================================================
   MedTech Voice - Individual Blog Post Page Styles
   Extends blog.css with post-specific navigation & layout
   ====================================================== */

/* ======== BREADCRUMB ======== */
.blog-breadcrumb {
  padding: 0;
  margin-bottom: 0;
}

.blog-breadcrumb__nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.blog-breadcrumb__nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-breadcrumb__nav a:hover {
  color: var(--color-accent-primary);
}

.blog-breadcrumb__nav span {
  color: var(--color-text-muted);
}

.blog-breadcrumb__nav .blog-breadcrumb__current {
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ======== POST HEADER ======== */
.blog-post-header {
  padding: 140px 0 40px;
  background: var(--color-bg-primary);
}

.blog-post-header .container {
  max-width: 860px;
}

/* ======== POST CONTENT ======== */
.blog-post-content {
  padding: 0 0 60px;
  background: var(--color-bg-primary);
}

.blog-post-content .container {
  max-width: 860px;
}

/* ======== ARTICLE NAVIGATION (Prev/Next) ======== */
.blog-post-nav {
  padding: 60px 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-primary);
}

.blog-post-nav .container {
  max-width: 860px;
}

.blog-post-nav__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.blog-post-nav__link {
  display: flex;
  flex-direction: column;
  padding: 24px 28px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  transition: all 0.35s ease;
  overflow: hidden;
}

.blog-post-nav__link:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.blog-post-nav__link--next {
  text-align: right;
}

.blog-post-nav__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent-primary);
  margin-bottom: 10px;
}

.blog-post-nav__link--next .blog-post-nav__label {
  justify-content: flex-end;
}

.blog-post-nav__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ======== RELATED ARTICLES ======== */
.blog-related {
  padding: 80px 0;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
}

.blog-related .container {
  max-width: 1200px;
}

.blog-related__header {
  text-align: center;
  margin-bottom: 48px;
}

.blog-related__eyebrow {
  display: inline-block;
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent-primary);
  margin-bottom: 12px;
}

.blog-related__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-primary);
  line-height: 1.15;
}

.blog-related__title em {
  font-style: normal;
  color: var(--color-accent-primary);
}

.blog-related__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ======== BACK TO BLOG LINK ======== */
.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-accent-primary);
  text-decoration: none;
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.blog-back-link:hover {
  color: var(--color-accent-light);
  gap: 12px;
}

.blog-back-link svg {
  transition: transform 0.3s ease;
}

.blog-back-link:hover svg {
  transform: translateX(-3px);
}

/* ======== INLINE ARTICLE LINKS (within body) ======== */
.blog-article__body a.blog-inline-link {
  color: var(--color-accent-primary);
  text-decoration: none;
  border-bottom: 1px solid rgba(249, 115, 22, 0.25);
  transition: all 0.3s ease;
  font-weight: 500;
}

.blog-article__body a.blog-inline-link:hover {
  color: var(--color-accent-light);
  border-bottom-color: var(--color-accent-light);
}

/* ======== TABLE OF CONTENTS ======== */
.blog-toc {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent-primary);
  border-radius: 12px;
  padding: 28px 32px;
  margin: 0 0 48px;
}

.blog-toc__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.blog-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.blog-toc__list li {
  margin-bottom: 8px;
}

.blog-toc__list li:last-child {
  margin-bottom: 0;
}

.blog-toc__list a {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  transition: all 0.3s ease;
}

.blog-toc__list a::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent-primary);
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.blog-toc__list a:hover {
  color: var(--color-accent-primary);
}

.blog-toc__list a:hover::before {
  opacity: 1;
}

/* ======== TOPIC TAG LINK ======== */
.blog-post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 48px 0 0;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.blog-post-tags__label {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  margin-right: 4px;
}

.blog-post-tag {
  display: inline-block;
  padding: 6px 16px;
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: rgba(249, 115, 22, 0.05);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.blog-post-tag:hover {
  color: var(--color-accent-primary);
  border-color: rgba(249, 115, 22, 0.35);
  background: rgba(249, 115, 22, 0.08);
}

/* ======== RESPONSIVE ======== */
@media (max-width: 768px) {
  .blog-post-header {
    padding: 120px 0 32px;
  }

  .blog-post-nav__inner {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .blog-post-nav__link--next {
    text-align: left;
  }

  .blog-post-nav__link--next .blog-post-nav__label {
    justify-content: flex-start;
  }

  .blog-related__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .blog-toc {
    padding: 20px 24px;
  }
}

@media (max-width: 480px) {
  .blog-post-header {
    padding: 110px 0 24px;
  }

  .blog-post-nav__link {
    padding: 20px;
  }
}