.blog-detail {
  padding-top: var(--header-offset, 120px);
  padding-bottom: 40px;
  background-color: #f8f9fa;
  min-height: 100vh;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #333;
}

.blog-detail__post {
  max-width: 800px;
  margin: 0 auto;
  background-color: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.blog-detail__header {
  margin-bottom: 25px;
  text-align: center;
}

.blog-detail__title {
  font-size: 38px;
  font-weight: bold;
  color: #2c3e50;
  line-height: 1.2;
  margin-bottom: 15px;
}

.blog-detail__meta {
  font-size: 14px;
  color: #7f8c8d;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px 20px;
}

.blog-detail__date {
  white-space: nowrap;
}

.blog-detail__keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.blog-detail__keywords-label {
  font-weight: bold;
  color: #555;
}

.blog-detail__keyword {
  background-color: #e9ecef;
  color: #555;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 13px;
  white-space: nowrap;
  transition: background-color 0.3s ease;
}

.blog-detail__keyword:hover {
  background-color: #dee2e6;
}

.blog-detail__figure {
  margin: 0 auto 30px auto;
  text-align: center;
}

.blog-detail__cover {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  margin-bottom: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.blog-detail__figcaption {
  font-size: 13px;
  color: #999;
}

.blog-detail__content {
  line-height: 1.7;
  color: #333;
  font-size: 17px;
}

.blog-detail__content p {
  margin-bottom: 20px;
}

.blog-detail__content h2 {
  font-size: 28px;
  color: #2c3e50;
  margin-top: 30px;
  margin-bottom: 15px;
  line-height: 1.3;
  border-bottom: 2px solid #eee;
  padding-bottom: 5px;
}

.blog-detail__content h3 {
  font-size: 22px;
  color: #2c3e50;
  margin-top: 25px;
  margin-bottom: 10px;
  line-height: 1.4;
}

.blog-detail__content ul {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  padding-left: 0;
}

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

.blog-detail__related-posts {
  max-width: 800px;
  margin: 40px auto 0 auto;
  padding: 30px;
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.blog-detail__related-title {
  font-size: 28px;
  color: #2c3e50;
  text-align: center;
  margin-bottom: 30px;
  border-bottom: 2px solid #eee;
  padding-bottom: 10px;
}

.blog-detail__related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.blog-detail__related-item {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background-color: #fff;
  padding-bottom: 15px;
  display: flex;
  flex-direction: column;
}

.blog-detail__related-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.blog-detail__related-image-placeholder {
  width: 100%;
  height: 180px;
  background-color: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-size: 14px;
  margin-bottom: 15px;
  border-bottom: 1px solid #d0d0d0;
}

.blog-detail__related-item-title {
  font-size: 18px;
  color: #2c3e50;
  margin-bottom: 10px;
  padding: 0 15px;
  font-weight: 600;
}

.blog-detail__related-item-summary {
  font-size: 14px;
  color: #555;
  margin-bottom: 15px;
  padding: 0 15px;
  height: 60px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  flex-grow: 1;
}

.blog-detail__related-item-link {
  display: inline-block;
  background-color: #007bff;
  color: #ffffff;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-size: 15px;
  transition: background-color 0.3s ease;
  margin-top: auto;
}

.blog-detail__related-item-link:hover {
  background-color: #0056b3;
}

@media (max-width: 768px) {
  .blog-detail__post,
  .blog-detail__related-posts {
    padding: 20px;
    margin: 0 15px;
  }

  .blog-detail__title {
    font-size: 30px;
  }

  .blog-detail__meta {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 8px;
  }

  .blog-detail__keywords {
    justify-content: flex-start;
  }

  .blog-detail__content {
    font-size: 16px;
  }

  .blog-detail__content h2 {
    font-size: 24px;
    margin-top: 25px;
    margin-bottom: 12px;
  }

  .blog-detail__content h3 {
    font-size: 20px;
    margin-top: 20px;
    margin-bottom: 8px;
  }

  .blog-detail__related-grid {
    grid-template-columns: 1fr;
  }

  .blog-detail__related-image-placeholder {
    height: 150px;
  }
}