/* 平滑滚动效果 */
html {
  scroll-behavior: smooth;
}

/* 目录样式美化 */
.table-of-contents {
  background: #f8f9fa;
  padding: 25px;
  border-radius: 10px;
  margin: 30px 0;
  border-left: 4px solid #007bff;
}

.table-of-contents h3 {
  margin-top: 0;
  color: #333;
  font-size: 1.4em;
}

.table-of-contents ul {
  list-style: none;
  padding-left: 0;
  margin: 15px 0 0 0;
}

.table-of-contents li {
  margin-bottom: 12px;
}

.table-of-contents a {
  text-decoration: none;
  color: #007bff;
  font-weight: 500;
  display: block;
  padding: 8px 0;
  transition: all 0.3s ease;
}

.table-of-contents a:hover {
  color: #0056b3;
  padding-left: 10px;
}

/* 文章标题样式 */
h1 {
  color: #2c3e50;
  border-bottom: 3px solid #3498db;
  padding-bottom: 15px;
  margin-bottom: 30px;
}

/* 章节标题样式 */
h2 {
  color: #34495e;
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .table-of-contents {
    padding: 20px;
  }
  
  .table-of-contents h3 {
    font-size: 1.2em;
  }
}