/* 结构化数据，面包屑导航 */
.breadcrumb-nav {
  padding: 1rem 0;
  background-color: #f8f9fa;
  margin-bottom: 2rem;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
  list-style: none;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  color: #6c757d;
  font-size: 14px;
}

.breadcrumb-item a {
  color: #155bd5;
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-item a:hover {
  color: #0056b3;
  text-decoration: underline;
}

.breadcrumb-item.active a {
  color: #6c757d;
  pointer-events: none;
}

.breadcrumb-separator {
  margin: 0 0.5rem;
  color: #6c757d;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .breadcrumb-nav {
    padding: 0.5rem 0;
    margin-bottom: 1rem;
  }
  
  .breadcrumb-item {
    font-size: 12px;
  }
}