.timeline-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 7rem;
  background-color: #2d1f18;
  z-index: 4000;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 3rem;
  user-select: none;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
}

.timeline-slider-container {
  width: 100%;
  position: relative;
  padding: 0 0.5rem;
}

.timeline-indicator {
  position: absolute;
  top: 0;
  transform: translateX(-50%) translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
  transition: all 0.3s ease-out;
  left: 50%;
}

.timeline-year {
  background-color: #f57c00;
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  padding: 0.25rem 0.75rem;
  border-radius: 0.25rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.timeline-indicator-line {
  width: 2px;
  height: 2rem;
  background-color: rgba(245, 124, 0, 0.5);
}

.year-slider {
  width: 100%;
  height: 4px;
  background: transparent;
  appearance: none;
  cursor: pointer;
  position: relative;
  z-index: 20;
}

.year-slider::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #f57c00;
  cursor: pointer;
  border: 2px solid #2d1f18;
}

.year-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #f57c00;
  cursor: pointer;
  border: 2px solid #2d1f18;
}

.timeline-ticks {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  right: 0;
  height: 2.5rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  pointer-events: none;
  opacity: 0.4;
}

.timeline-labels {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: 1rem;
  padding: 20px;
  font-size: 10px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}