.timeline {
  overflow-x: auto;
  max-width: 100vw;
}

.timeline .zoom-slider {
  margin-bottom: 40px;
}

.timeline hr {
  width: 100%;
  height: 0.25rem;
}

.timeline .events > li {
  flex-basis: 400px;
  flex-grow: 1;
  flex-shrink: 0;
  transition: flex-basis 0.3s ease;
  min-width: 235px;
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10;
  background: white;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
}

.dark .zoom-controls {
  background: #1f2937;
  border-color: rgba(75, 85, 99, 0.6);
}

.zoom-slider {
  width: 150px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: #e5e7eb;
  outline: none;
  border-radius: 2px;
}

.dark .zoom-slider {
  background: #4b5563;
}

.zoom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: #6366f1;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
}

.zoom-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: #6366f1;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.zoom-slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.zoom-slider::-moz-range-thumb:hover {
  transform: scale(1.1);
}

.dark .zoom-slider::-webkit-slider-thumb {
  background: #818cf8;
}

.dark .zoom-slider::-moz-range-thumb {
  background: #818cf8;
}