/* Giscus 评论系统样式优化 */
.giscus-comments {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.dark .giscus-comments {
  border-top-color: #374151;
}

.giscus-comments h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: #1f2937;
}

.dark .giscus-comments h3 {
  color: #f3f4f6;
}

.giscus-container {
  max-width: 100%;
}

/* 优化 Giscus iframe 样式 */
.giscus-container iframe {
  max-width: 100%;
  border-radius: 0.5rem;
  background: white;
}

.dark .giscus-container iframe {
  background: #1f2937;
}

/* 响应式适配 */
@media (max-width: 768px) {
  .giscus-comments {
    margin-top: 2rem;
    padding-top: 1.5rem;
  }
  
  .giscus-comments h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
  }
}