.timeline {
  position: relative;
  width: min(860px, 100%);
  margin: 0 auto;
  padding-left: 44px;
  list-style: none;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 8px;
  width: 2px;
  background: linear-gradient(var(--blue), var(--purple), var(--cyan));
}

.timeline-item {
  position: relative;
  padding-bottom: 28px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  top: 30px;
  left: -44px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  color: var(--cyan);
  background: currentColor;
  box-shadow: 0 0 26px currentColor;
}

.timeline-card {
  padding: 28px;
  border-radius: 22px;
}

.timeline-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.timeline-card h3 {
  margin-top: 18px;
  font-size: 23px;
}

.timeline-card h4 {
  margin-top: 6px;
  color: var(--cyan);
  font-size: 15px;
}

.timeline-card ul {
  margin: 18px 0 0 18px;
  color: var(--muted-light);
  line-height: 1.6;
}

.timeline-card li {
  margin-top: 8px;
}

.timeline-card li::marker {
  color: var(--cyan);
}

@media (max-width: 700px) {
  .timeline-card {
    padding: 24px;
  }

  .timeline-meta {
    flex-direction: column;
    gap: 4px;
  }
}