.timeline {
  background: #000000;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  scroll-snap-align: start;
  opacity: 0;
  transform: translateY(50px);
  transition: all 1s ease;
}

.timeline.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline h2 {
  font-size: 2rem;
  margin-bottom: 40px;
  color: #fff;
}

.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 30px;
  width: 100%;
  max-width: 800px;
}

.timeline-item {
  background: #222;
  padding: 20px 25px;
  border-radius: 10px;
  box-shadow: 0 6px 15px rgba(0,0,0,0.5);
  transition: transform 0.5s ease, opacity 1s ease;
  opacity: 0;
  transform: translateY(50px);
  border-left: 10px solid #858585;
}

.timeline-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.7);
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-item h3 {
  margin-bottom: 5px;
  color: #ffffff;
  font-size: 1.3rem;
}

.timeline-item span {
  font-size: 0.9rem;
  color: #aaa;
  margin-bottom: 10px;
  display: block;
  font-style: italic;
}

.timeline-item p {
  color: #bbb;
  font-size: 1rem;
  line-height: 1.6;
  text-align: left;
}

@media (max-width: 768px) {
  .timeline {
    padding: 40px 15px;
  }
  
  .timeline h2 {
    font-size: 1.7rem;
  }
  
  .timeline-item {
    padding: 15px 20px;
  }
  
  .timeline-item h3 {
    font-size: 1.1rem;
  }
}