.strip {
  flex: none;
  display: flex;
  align-items: stretch;
  min-width: 0;
}
/* Islands tabs: the selected tab is a rounded pill (tab-selected-bg / -border); no underline, no separators. */
.editor {
  height: var(--h-header);
  padding: 0 4px;
}
.compact {
  /* Shrinks inside tool window headers so the overflow dropdown can take over. */
  flex: 0 1 auto;
  height: 28px;
}
.scroller {
  display: flex;
  align-items: center;
  gap: 2px;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
}
.scroller::-webkit-scrollbar {
  display: none;
}
.tab {
  position: relative;
  flex: none;
  display: flex;
  align-items: stretch;
  height: calc(100% - 6px);
  min-height: 22px;
  max-height: 28px;
  border-radius: var(--radius-tab, 6px);
  color: var(--fg-strong);
  transition:
    color var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease);
}
.tab:hover {
  background: var(--bg-toolbar-hover);
}
.selected,
.selected:hover {
  background: var(--bg-tab-selected);
  box-shadow: inset 0 0 0 1px var(--border-tab-selected);
}
.tinted,
.tinted:hover {
  background: color-mix(in srgb, var(--tab-tint) var(--tint-strength, 22%), transparent);
}
.tinted.selected {
  background: color-mix(in srgb, var(--tab-tint) var(--tint-strength, 22%), var(--bg-tab-selected));
}
.tabButton {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border-radius: inherit;
  white-space: nowrap;
  color: inherit;
}
.compact .tabButton {
  padding: 0 10px;
}
.closable .tabButton {
  padding-right: 2px;
}
.tabButton:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: -2px;
}
.tabIcon {
  flex: none;
  color: var(--fg-muted);
}
.tabLabel {
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 260px;
}
.italic {
  font-style: italic;
}
.closeSlot {
  position: relative;
  display: flex;
  align-items: center;
  width: 20px;
  margin-right: 4px;
}
.close {
  color: var(--fg-muted);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease);
}
.tab:hover .close,
.selected .close,
.close:focus-visible {
  opacity: 1;
}
.modified {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg-muted);
  flex: none;
}
.closeSlot .modified {
  position: absolute;
  left: 7px;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease);
}
.tab:hover .closeSlot .modified,
.selected .closeSlot .modified {
  opacity: 0;
}
.more {
  align-self: center;
  margin: 0 4px;
}
.trailing {
  flex: 1 0 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* Tabs that don't fit: squeezed (labels ellipsized) or wrapped into rows. */
.squeeze .scroller {
  flex: 0 1 auto;
}
.squeeze .tab {
  flex: 0 1 auto;
  min-width: 40px;
}
.squeeze .tabButton {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
}
.squeeze .tabLabel {
  min-width: 0;
}
.wrap {
  height: auto;
  min-height: var(--h-header);
}
.wrap .scroller {
  flex: 1;
  flex-wrap: wrap;
  overflow: visible;
  row-gap: 2px;
  padding: 3px 0;
}
.wrap .tab {
  height: calc(var(--h-header) - 6px);
}

/* Vertical strip (editor tabs placed left / right): a scrolling column of full-width tabs. */
.vertical {
  flex-direction: column;
  height: auto;
  min-height: 0;
  padding: 4px;
}
.vertical .scroller {
  flex: 0 1 auto;
  flex-direction: column;
  align-items: stretch;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: thin;
}
.vertical .scroller::-webkit-scrollbar {
  display: initial;
}
.vertical .tab {
  height: 24px;
  min-height: 24px;
}
.vertical .tabButton {
  flex: 1 1 auto;
  min-width: 0;
}
.vertical .tabLabel {
  min-width: 0;
  max-width: none;
}
.vertical .trailing {
  flex: none;
  justify-content: flex-end;
  padding-bottom: 4px;
}
.vertical .dropBefore::before,
.vertical .dropAfter::after {
  top: auto;
  bottom: auto;
  left: 4px;
  right: 4px;
  width: auto;
  height: 2px;
}
.vertical .dropBefore::before {
  top: 0;
}
.vertical .dropAfter::after {
  bottom: 0;
}

/* Close button on the left of the label */
.closeLeft .closeSlot {
  order: -1;
  margin: 0 0 0 4px;
}
.closeLeft .closable .tabButton {
  padding: 0 10px 0 2px;
}

/* drag & drop: the dragged tab is an empty slot the other tabs make room for (IDEA) */
.tab.dragging,
.tab.dragging:hover {
  background: var(--bg-toolbar-hover);
  box-shadow: none;
}
.dragging > * {
  visibility: hidden;
}
.dropBefore::before,
.dropAfter::after {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--accent);
  z-index: 1;
  pointer-events: none;
}
/* Inside the tab: the scroller clips anything past the first and last tab. */
.dropBefore::before {
  left: 0;
}
.dropAfter::after {
  right: 0;
}

@media (prefers-reduced-motion: reduce) {
  .tab,
  .close,
  .closeSlot .modified {
    transition: none;
  }
}