.yf-tl {
  position: relative;
  max-width: 100%;
  --line-top: 64px;
  --track-pad: 40px;
}

.yf-tl-nav {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 12px;
}

.yf-tl-nav button {
  border: none !important;
  background: var(--yf-color) !important;
  border-radius: 100px !important;
  -webkit-border-radius: 100px !important;
  padding: 10px !important;
  cursor: pointer;
  color: #fff !important;
  appearance: none;
  -webkit-appearance: none;
}

.yf-tl .yf-tl-prev,
.yf-tl .yf-tl-next {
  border: none !important;
  background: var(--yf-color) !important;
  border-radius: 100px !important;
  -webkit-border-radius: 100px !important;
  color: #fff !important;
}

.yf-tl-viewport {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--yf-color) transparent;
}

.yf-tl-viewport::-webkit-scrollbar {
  height: 6px;
}

.yf-tl-viewport::-webkit-scrollbar-track {
  background: transparent;
}

.yf-tl-viewport::-webkit-scrollbar-thumb {
  background: var(--yf-color);
  border-radius: 3px;
}

.yf-tl-track {
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, max-content);
  column-gap: 120px;
  padding: 40px 24px;
  min-height: 160px;
  width: max-content;
}

.yf-tl-line {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--line-top);
  height: 2px;
  background: var(--yf-color) !important;
  background-color: var(--yf-color) !important;
}

.yf-tl-item {
  position: relative;
  min-width: 160px;
  display: block;
  --dot-size: 16px;
  --dot-border: 3px;
  --dot-total: calc(var(--dot-size) + var(--dot-border) * 2);
  --dot-radius: calc(var(--dot-total) / 2);
  --spoke-width: 2px;
  --spoke-height: 30px;
}

.yf-tl-dot {
  width: var(--dot-size);
  height: var(--dot-size);
  border: var(--dot-border) solid var(--yf-color) !important;
  border-radius: 50% !important;
  background: #fff;
  position: absolute;
  top: calc(var(--line-top) - var(--track-pad) - var(--dot-radius) + 3px);
  left: 0;
}

.yf-tl-spoke {
  position: absolute;
  left: 7px;
  top: calc(var(--line-top) - var(--track-pad) + 5px);
  width: var(--spoke-width);
  height: 60px;
  background: var(--yf-color) !important;
}

.yf-tl-year {
  position: absolute;
  left: 40px;
  transform: translateX(-50%);
  top: 75px;
  font-weight: 600;
  font-size: 16px;
  color: var(--yf-color) !important;
}

.yf-tl-tooltip {
  position: absolute;
  left: 0;
  top: var(--line-top);
  max-width: 300px;
  background: #fff;
  color: #111;
  padding: 8px 10px;
  border-radius: 6px;
  border: 2px solid var(--yf-color);
  opacity: 0;
  transform: translateY(-110%);
  transition: opacity 0.15s ease;
  pointer-events: none;
  font-size: 16px;
  z-index: 99999;
  box-sizing: border-box;
  max-height: 50vh;
  overflow-y: auto;
}

.yf-tl-tooltip--visible {
  opacity: 1;
}

/* No-scroll mode */
.yf-tl--no-scroll {
  overflow: hidden;
}

.yf-tl--no-scroll .yf-tl-nav {
  display: none;
}

.yf-tl--no-scroll .yf-tl-viewport {
  overflow: visible;
  scrollbar-width: none;
}

.yf-tl--no-scroll .yf-tl-viewport::-webkit-scrollbar {
  display: none;
}

.yf-tl--no-scroll .yf-tl-track {
  width: 100%;
  grid-auto-columns: 1fr;
  column-gap: 0;
  box-sizing: border-box;
}

.yf-tl--no-scroll .yf-tl-item {
  min-width: 0;
}

@media (max-width: 600px) {
  .yf-tl {
    --track-pad: 32px;
  }

  .yf-tl-track {
    column-gap: 80px;
    padding: 32px 16px;
  }

  .yf-tl-tooltip {
    max-width: 200px;
  }
}