.toc-container {
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 8px;
  padding: 16px;
  margin: 20px 0;
}

.toc-toggle {
  cursor: pointer;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-toggle-icon {
  transition: transform 0.2s ease;
}

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

.toc-item {
  margin: 4px 0;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.toc-item:hover {
  background-color: #e9ecef;
}

.toc-item-active {
  background-color: rgb(224 0 0 / 30%) !important;
}

/* 以h2为第一级的缩进样式 */
.toc-level-h2 {
  font-weight: bold;
  margin-left: 0;
  font-size: 1em;
}

.toc-level-h3 {
  font-weight: 600;
  margin-left: 16px;
  font-size: 0.95em;
}

.toc-level-h4 {
  margin-left: 32px;
  font-size: 0.9em;
}

.toc-level-h5 {
  margin-left: 48px;
  font-size: 0.85em;
}

.toc-level-h6 {
  margin-left: 64px;
  font-size: 0.8em;
}

.toc-number {
  font-weight: bold;
  color: #666;
  margin-right: -10px; /* 文章目录H2 数字与文字时间间距 */
  min-width: 30px; /* 确保序号对齐 */
  display: inline-block;
}

.toc-text {
  color: #333;
  flex: 1;
}

.toc-container a {
  text-decoration: none;
  color: inherit;
  display: flex;
  align-items: flex-start;
}

.toc-container a:hover {
  color: #d32f2f;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .toc-container {
    padding: 12px;
    margin: 16px 0;
  }
  
  .toc-level-h3 {
    margin-left: 12px;
  }
  
  .toc-level-h4 {
    margin-left: 24px;
  }
  
  .toc-level-h5 {
    margin-left: 36px;
  }
  
  .toc-level-h6 {
    margin-left: 48px;
  }
}