/**
 * Blog Post Additional Styles
 *
 * Styles for keywords, tags, related posts, and bottom back button
 */

/* Keywords Section */
.blog-post__keywords {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.blog-post__keywords h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #374151;
  margin: 0 0 1rem;
}

.keyword-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.keyword {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: #eff6ff;
  color: #1e40af;
  border-radius: 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid #bfdbfe;
}

/* Tags Section */
.blog-post__tags {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.blog-post__tags h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #374151;
  margin: 0 0 1rem;
}

.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #f3f4f6;
  color: #374151;
  text-decoration: none;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.tag:hover {
  background: #2563eb;
  color: white;
}

/* Related Posts Section */
.blog-post__related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid #e5e7eb;
}

.blog-post__related h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
  margin: 0 0 1.5rem;
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.related-post-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.related-post-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.related-post-card__image {
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.related-post-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.related-post-card:hover .related-post-card__image img {
  transform: scale(1.05);
}

.related-post-card__content {
  padding: 1.25rem;
}

.related-post-card__category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: #eff6ff;
  color: #1e40af;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.related-post-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: #111827;
  margin: 0 0 0.75rem;
  line-height: 1.4;
}

.related-post-card__title a {
  color: #111827;
  text-decoration: none;
  transition: color 0.2s ease;
}

.related-post-card__title a:hover {
  color: #2563eb;
}

.related-post-card__excerpt {
  font-size: 0.875rem;
  color: #6b7280;
  line-height: 1.6;
  margin: 0 0 0.75rem;
}

.related-post-card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: #9ca3af;
}

.related-post-card__date,
.related-post-card__reading-time {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Bottom Back Button */
.blog-post__back-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
  text-align: center;
}

.back-button-bottom {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: #2563eb;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(37, 99, 235, 0.2);
}

.back-button-bottom:hover {
  background: #1d4ed8;
  box-shadow: 0 6px 12px rgba(37, 99, 235, 0.3);
  transform: translateY(-1px);
}

.back-button-bottom:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
  .related-posts-grid {
    grid-template-columns: 1fr;
  }

  .related-post-card__image {
    height: 150px;
  }

  .blog-post__related h3 {
    font-size: 1.25rem;
  }

  .back-button-bottom {
    font-size: 0.9375rem;
    padding: 0.75rem 1.5rem;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .related-post-card,
  .related-post-card__image img,
  .back-button-bottom,
  .tag {
    transition: none;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  .keyword {
    background: #1e3a5f;
    color: #93c5fd;
    border-color: #1e40af;
  }

  .tag {
    background: #374151;
    color: #d1d5db;
  }

  .tag:hover {
    background: #3b82f6;
    color: white;
  }

  .related-post-card {
    background: #1f2937;
    border-color: #374151;
  }

  .related-post-card__category {
    background: #1e3a5f;
    color: #93c5fd;
  }

  .related-post-card__title,
  .related-post-card__title a {
    color: #f9fafb;
  }

  .related-post-card__title a:hover {
    color: #60a5fa;
  }

  .related-post-card__excerpt {
    color: #9ca3af;
  }
}