.center-caption figcaption {
  text-align: center !important;
}

.timeline-modern {
  --timeline-line-color: #7b9bb9;
  --timeline-accent-color: #1f4e79;
  --timeline-card-bg: #f5f7fa;
  --timeline-card-text: inherit;
  --timeline-dot-border: #ffffff;
  position: relative;
  margin: 3rem 0;
}

[data-bs-theme="dark"] .timeline-modern,
.quarto-dark .timeline-modern,
body.dark .timeline-modern {
  --timeline-line-color: #7fa6c9;
  --timeline-accent-color: #9fc5e8;
  --timeline-card-bg: #242a33;
  --timeline-card-text: #ecf0f1;
  --timeline-dot-border: #1a1a1a;
}

.timeline-modern::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--timeline-line-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 30px;
  padding-top: 3px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2px;
  top: 6px;
  width: 18px;
  height: 18px;
  background: var(--timeline-accent-color);
  border-radius: 50%;
  border: 3px solid var(--timeline-dot-border);
}

.timeline-year {
  font-weight: 700;
  color: var(--timeline-accent-color);
  margin-bottom: 4px;
}

.timeline-content {
  background: var(--timeline-card-bg);
  color: var(--timeline-card-text);
  padding: 12px 15px;
  border-radius: 6px;
  border-left: 4px solid var(--timeline-accent-color);
}