/* 段落编号样式 - 仿C++标准草案 */
.para-container {
  position: relative;
  margin: 1em 0;
  display: flex;
  align-items: flex-start;
  /* 移除 padding-left */
  max-width: 100%;
  overflow: hidden;
  word-wrap: break-word;
}

.para-num {
  /* 移除绝对定位 */
  flex-shrink: 0;
  width: auto;
  min-width: 2.5em;
  text-align: right;
  font-weight: bold;
  color: #666;
  text-decoration: none;
  font-size: 0.9em;
  line-height: 1.6;
  cursor: pointer;
  transition: color 0.2s ease;
  margin-right: 0.5em;
  /* 添加右边距分隔编号和内容 */
}

.para-num:hover {
  color: #A31F34;
  text-decoration: underline;
}

.para-num:target {
  color: #A31F34;
  background-color: rgba(163, 31, 52, 0.1);
  padding: 2px 4px;
  border-radius: 3px;
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
  .para-num {
    color: #999;
  }
  
  .para-num:hover {
    color: #ff6b6b;
  }
  
  .para-num:target {
    color: #ff6b6b;
    background-color: rgba(255, 107, 107, 0.1);
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .para-num {
    min-width: 2em;
    font-size: 0.8em;
    margin-right: 0.3em;
  }
}

/* 段落内容样式 */
.para-content {
  line-height: 1.6;
  flex: 1;
  /* 让内容占据剩余空间 */
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
  max-width: 100%;
  overflow: hidden;
}

/* 特殊段落类型样式 */
.para-container.note {
  border-left: 3px solid #17a2b8;
  padding-left: 0.5em;
  /* 减少左侧内边距 */
  background-color: rgba(23, 162, 184, 0.05);
}

.para-container.example {
  border-left: 3px solid #28a745;
  padding-left: 0.5em;
  background-color: rgba(40, 167, 69, 0.05);
}

.para-container.warning {
  border-left: 3px solid #ffc107;
  padding-left: 0.5em;
  background-color: rgba(255, 193, 7, 0.05);
}