<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">.world-nav a.active {
  background: #e9ecef;
  color: #2c3e50;
  font-weight: 500;
}

/* 添加过渡动画 */
.world-section {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 时间线样式 */
.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #e9ecef;
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2px;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #6c5ce7;
  border: 2px solid #fff;
}

.timeline-item .year {
  font-weight: 500;
  color: #2c3e50;
  margin-bottom: 0.5rem;
}

.timeline-item .event {
  color: #495057;
  line-height: 1.6;
}

/* 时间线项目的动画 */
.timeline-item {
  opacity: 0;
  transform: translateX(-20px);
  animation: fadeInLeft 0.6s ease forwards;
  animation-delay: calc(var(--item-index) * 0.1s);
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
} </pre></body></html>