.scrollbar::before,
.scrollbar::after {
  content: '';
  position: absolute;
  z-index: 1;
  border-radius: 9999px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms ease;
}

.scrollbar[data-orientation='vertical']::before {
  left: 50%;
  top: 4px;
  width: 4px;
  height: 12px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, var(--scroll-area-edge-hint-bg, var(--color-components-panel-bg)), transparent);
}

.scrollbar[data-orientation='vertical']::after {
  left: 50%;
  bottom: 4px;
  width: 4px;
  height: 12px;
  transform: translateX(-50%);
  background: linear-gradient(to top, var(--scroll-area-edge-hint-bg, var(--color-components-panel-bg)), transparent);
}

.scrollbar[data-orientation='horizontal']::before {
  top: 50%;
  left: 4px;
  width: 12px;
  height: 4px;
  transform: translateY(-50%);
  background: linear-gradient(to right, var(--scroll-area-edge-hint-bg, var(--color-components-panel-bg)), transparent);
}

.scrollbar[data-orientation='horizontal']::after {
  top: 50%;
  right: 4px;
  width: 12px;
  height: 4px;
  transform: translateY(-50%);
  background: linear-gradient(to left, var(--scroll-area-edge-hint-bg, var(--color-components-panel-bg)), transparent);
}

.scrollbar[data-orientation='vertical']:not([data-overflow-y-start])::before {
  opacity: 1;
}

.scrollbar[data-orientation='vertical']:not([data-overflow-y-end])::after {
  opacity: 1;
}

.scrollbar[data-orientation='horizontal']:not([data-overflow-x-start])::before {
  opacity: 1;
}

.scrollbar[data-orientation='horizontal']:not([data-overflow-x-end])::after {
  opacity: 1;
}

.scrollbar[data-hovering] > [data-orientation],
.scrollbar[data-scrolling] > [data-orientation],
.scrollbar > [data-orientation]:active {
  background-color: var(--scroll-area-thumb-bg-active, var(--color-state-base-handle-hover));
}

@media (prefers-reduced-motion: reduce) {
  .scrollbar::before,
  .scrollbar::after {
    transition: none;
  }
}