/**
 * A5.4 — Tabs (plain CSS, --canvas-* tokens).
 * Roving tablist + persistent panels; clear variant matches upstream openui-tabs-clear.
 */

.canvas-tabs {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: var(--canvas-space-l);
  min-width: 0;
  font-family: var(--canvas-font-body);
  color: var(--canvas-text-primary);
}

.canvas-tabs[data-openui-partial="1"],
.canvas-tabs[aria-disabled="true"] {
  pointer-events: none;
  opacity: 0.72;
}

.canvas-tabs__list {
  position: relative;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: var(--canvas-space-l);
  width: 100%;
  box-sizing: border-box;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--canvas-border-default);
}

.canvas-tabs__list::-webkit-scrollbar {
  display: none;
}

.canvas-tabs__trigger {
  box-sizing: border-box;
  appearance: none;
  margin: 0;
  border: 0;
  background: transparent;
  color: var(--canvas-text-secondary);
  font-family: var(--canvas-font-label);
  font-size: var(--canvas-font-size-sm);
  font-weight: var(--canvas-font-weight-medium);
  line-height: var(--canvas-line-height-label);
  padding: var(--canvas-space-s) 0;
  flex-shrink: 0;
  min-height: var(--canvas-touch-target-min);
  cursor: pointer;
  border-bottom: 1.5px solid transparent;
  margin-bottom: -1px;
}

.canvas-tabs__trigger:hover {
  color: var(--canvas-text-primary);
}

.canvas-tabs__trigger:focus-visible {
  outline: 2px solid var(--canvas-border-interactive-selected);
  outline-offset: 2px;
}

.canvas-tabs__trigger[data-state="active"],
.canvas-tabs__trigger[aria-selected="true"] {
  color: var(--canvas-text-primary);
  font-weight: var(--canvas-font-weight-heavy);
  border-bottom-color: var(--canvas-border-interactive-selected);
}

.canvas-tabs__panels {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.canvas-tabs__panel {
  box-sizing: border-box;
  min-width: 0;
}

.canvas-tabs__panel[hidden] {
  display: none;
}

.canvas-tabs__panel-inner {
  padding: var(--canvas-space-3xs) 0;
  display: flex;
  flex-direction: column;
  gap: var(--canvas-space-m);
}

.canvas-tabs--clear .canvas-tabs__list {
  background: none;
  padding: 0;
  border-radius: 0;
}