.timeline {
  
  --track-height: 1.6rem;
  --track-padding-top: 1.5rem;
  --padding-bottom: 3rem;
  --slides-gap: .5rem;
  
  --opacity-track-lines: .4;
  --opacity-year-label: .75;
  --opacity-track-dot: 1;
  --track-dot-size: 8px;
  
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: calc( var(--height, 100vh) - var(--padding-bottom) - var(--header-height) - var(--layout-padding-top-add));
  min-height: 26rem;
}

.timeline-info {
  flex-shrink: 0;
  margin-bottom: 1rem;
}
.timeline-caption {
  --indent-left: 0;
  --indent-right: 0;
  padding-left: calc(var(--indent-left, 0) / var(--col-span, 12) * 150%);
  padding-right: calc(var(--indent-right, 0) / var(--col-span, 12) * 150%);
  height: 2.4em;
}
@media (max-width: 1024px) {
  
  .timeline {
    --track-height: 1.5rem;
  }
  
  .timeline-caption {
    padding-left: 0;
    padding-right: 0;
  }
  
}
@media (max-width: 720px) {
  
  .timeline {
    --track-height: 2rem;
  }
  
  .timeline-caption {
    padding-left: 0;
    padding-right: 0;
  }
  
}

.timeline-slides {
  display: flex;
  align-items: center;
  flex: 1;
  overflow: hidden;
}
.timeline-slide {
  margin: 0;
  flex: 1;
  transition: 
    flex-basis var(--transition-speed) ease-in-out, 
    height var(--transition-speed) ease-in-out,
    margin var(--transition-speed) ease-in-out;
  cursor: pointer;
  overflow: hidden;
  height: 0%;
  flex-basis: 0%;
}
.timeline-slide.empty {
  pointer-events: none;
}
.timeline-slide.active + * + .timeline-slide,
.timeline-slide:has(+ * + .timeline-slide.active) {
  height: 50%;
  flex-basis: 5%;
  margin: 0 var(--slides-gap);
}
.timeline-slide.active + .timeline-slide,
.timeline-slide:has(+ .timeline-slide.active) {
  height: 70%;
  flex-basis: 10%;
  margin: 0 var(--slides-gap);
}
.timeline-slide:has(+ .timeline-slide.active),
.timeline-slide:has(+ * + .timeline-slide.active) {
  cursor: url("data:image/svg+xml,%3Csvg width='28' height='18' viewBox='0 0 14 9' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4.66667 0C4.66667 0.432833 4.23908 1.07917 3.80633 1.62167C3.24983 2.32167 2.58483 2.93242 1.82233 3.3985C1.25067 3.74792 0.55775 4.08333 0 4.08333M0 4.08333C0.55775 4.08333 1.25125 4.41875 1.82233 4.76817C2.58483 5.23483 3.24983 5.84558 3.80633 6.54442C4.23908 7.0875 4.66667 7.735 4.66667 8.16667M0 4.08333H14' stroke='%23f9de00'/%3E%3C/svg%3E") 14 9, pointer;
}
.timeline-slide.active + .timeline-slide,
.timeline-slide.active + * + .timeline-slide {
  cursor: url("data:image/svg+xml,%3Csvg width='28' height='18' viewBox='0 0 14 9' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9.33333 0C9.33333 0.432833 9.76092 1.07917 10.1937 1.62167C10.7502 2.32167 11.4152 2.93242 12.1777 3.3985C12.7493 3.74792 13.4423 4.08333 14 4.08333M14 4.08333C13.4423 4.08333 12.7487 4.41875 12.1777 4.76817C11.4152 5.23483 10.7502 5.84558 10.1937 6.54442C9.76092 7.0875 9.33333 7.735 9.33333 8.16667M14 4.08333H0' stroke='%23f9de00'/%3E%3C/svg%3E") 14 9, pointer;
}
.timeline-slide.active {
  flex-basis: 70%;
  height: 100%;
  margin: 0 var(--slides-gap);
}
.timeline-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--image-border-radius);
  object-position: var(--focus, center);
}

.timeline-bar {
  flex-shrink: 0;
  position: relative;
  margin-top: 2rem;
  padding-top: var(--track-padding-top);
  color: var(--color);
  margin-left: 0.1em;
  margin-right: 0.1em;
}
.timeline-bar-track {
  width: 100%;
  height: var(--track-height);
  display: flex;
  justify-content: space-between;
}
.timeline-bar-track-month {
  height: var(--track-height);
  width: var(--regular-border-width);
  background: var(--color);
  position: relative;
  opacity: var(--opacity-track-lines);
}
.timeline-bar-track-month[data-month="1"] {
  opacity: var(--opacity-year-label);
}
.timeline-bar-track-year {
  position: absolute;
  color: var(--color);
  transform: translateX(-50%);
  top: -110%;
  line-height: 0;
}
.timeline-bar-track-month.first .timeline-bar-track-year {
  margin-left: 1em;
}
.timeline-bar-track-month.last .timeline-bar-track-year {
  padding-right: 2em;
}
@media (max-width: 1024px) {
  .timeline-bar-track-month:nth-child(24n+13) .timeline-bar-track-year {
    display: none;
  }
  .timeline {
    --opacity-track-lines: .25;
  }
}
@media (max-width: 720px) {
  .timeline {
    --opacity-track-lines: .1;
  }
  .timeline-bar-track-year {
    display: none;
  }
  .timeline-bar-track-month:first-child .timeline-bar-track-year,
  .timeline-bar-track-month:last-child .timeline-bar-track-year {
    display: block;
  }
}
.timeline-bar-dot {
  position: absolute;
  width: var(--track-dot-size);
  height: var(--track-dot-size);
  border-radius: 50%;
  background: var(--color);
  top: calc(var(--track-padding-top) + var(--track-height) / 2);
  transform: translate(-50%, -50%);
  cursor: pointer;
  opacity: var(--opacity-track-dot);
  transition: opacity 0.2s;
}
.timeline-bar-dot:hover,
.timeline-bar-dot.active {
  opacity: 1;
}
.timeline-bar-dot.active {
  background: var(--color-highlight);
}
.timeline-bar-indicator {
  position: absolute;
  width: 2px;
  top: var(--track-padding-top);
  height: var(--track-height);
  background: var(--color-highlight);
  transform: translateX(-50%);
  transition: left 0.3s;
  cursor: grab;
}
.timeline-bar.dragging,
.timeline-bar.dragging * {
  cursor: grabbing;
}
.timeline-bar.dragging .timeline-bar-indicator {
  transition: none;
}
.timeline-bar-indicator:after,
.timeline-bar-indicator:before {
  background: var(--color-highlight);
  height: 1px;
  content: '';
  position: absolute;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  top: 0;
}
.timeline-bar-indicator:before {
  top: unset;
  bottom: 0;
}