/* 移动端专用样式 */

/* 平板设备适配 */
@media screen and (max-width: 1024px) and (min-width: 769px) {
  .side-content {
    width: 20vw;
  }
  
  .main-content {
    margin-right: 22vw;
  }
}

/* 手机横屏适配 */
@media screen and (max-width: 768px) and (orientation: landscape) {
  body {
    font-size: 14px;
  }
  
  .side-content {
    padding: 5px;
  }
  
  .timeline-item {
    padding: 12px;
  }
}

/* 小屏幕手机适配 */
@media screen and (max-width: 375px) {
  .timeline-item {
    padding: 8px;
  }
  
  .timeline-item h2 {
    font-size: 0.95em;
  }
  
  .timeline-item p {
    font-size: 0.8em;
  }
}

/* 超小屏幕适配 */
@media screen and (max-width: 320px) {
  section#timeline {
    padding: 5px;
  }
  
  h1 {
    font-size: 1.3em;
    margin: 10px 0;
  }
}