.ui-workflow-layout {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - var(--wf-header-height));
  background: var(--color-bg);
}

.ui-workflow-layout__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  min-height: var(--wf-header-height);
  padding: var(--spacing-8) var(--spacing-24);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-raised);
}

.ui-workflow-layout__menu-button {
  position: absolute;
  top: 60px;
  left: var(--spacing-24);
  z-index: var(--z-dropdown);
  width: auto;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--spacing-12);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-buttons);
  background: var(--color-canvas);
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
}

.ui-workflow-layout__header-hide {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-buttons);
  background: var(--color-canvas);
  color: var(--color-text);
  cursor: pointer;
  flex: 0 0 auto;
}

/* 헤더 슬라이드업 숨김 */
.ui-workflow-layout__header {
  transition: margin-top var(--transition-base);
}

.ui-workflow-layout.is-header-hidden .ui-workflow-layout__header {
  margin-top: calc(-1 * var(--wf-header-height));
  pointer-events: none;
}

/* 헤더 복원 화살표: 숨김 상태에서만 표시 */
.ui-workflow-layout__header-reveal {
  display: none;
  align-self: center;
  width: 48px;
  height: 24px;
  margin: var(--spacing-4) auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pills);
  background: var(--color-surface-raised);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.ui-workflow-layout.is-header-hidden .ui-workflow-layout__header-reveal {
  display: block;
}

.ui-workflow-layout__title-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-24);
  flex: 1;
  min-width: 0;
}

.ui-workflow-layout__title {
  font-size: var(--text-subheading);
  white-space: nowrap;
}

.ui-workflow-layout__steps {
  display: flex;
  gap: var(--spacing-8);
  overflow-x: auto;
}

.ui-workflow-layout__step {
  flex: 0 0 auto;
  padding: var(--spacing-4) var(--spacing-16);
  border-radius: var(--radius-pills);
  background: var(--color-paper);
  color: var(--color-text-secondary);
  font-size: var(--text-caption);
  border: 1px solid transparent;
  cursor: default;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    cursor var(--transition-base);
}

.ui-workflow-layout__step.is-enabled {
  cursor: pointer;
}

.ui-workflow-layout__step.is-enabled:hover {
  background: var(--color-paper-hover, var(--color-paper));
}

.ui-workflow-layout__step.is-active {
  background: var(--color-mist-violet);
  color: var(--color-accent);
}

.ui-workflow-layout__step:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ui-workflow-layout__step.state-complete {
  border-color: var(--color-success);
}

.ui-workflow-layout__step.state-in_progress {
  border-color: var(--color-warning);
}

.ui-workflow-layout__step.state-stale {
  border-color: var(--color-muted);
  opacity: 0.7;
}

.ui-workflow-layout__step.state-failed {
  border-color: var(--color-danger);
}

.ui-workflow-layout__body {
  position: relative;
  display: block;
  flex: 1;
  min-height: 0;
}

.ui-workflow-layout__dropdown-panel {
  position: absolute;
  top: 108px;
  left: var(--spacing-24);
  width: 320px;
  max-height: calc(100vh - var(--wf-header-height) - 80px);
  z-index: var(--z-dropdown);
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-cards);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-16);
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition:
    opacity var(--transition-base),
    transform var(--transition-base);
}

.ui-workflow-layout.is-menu-open .ui-workflow-layout__dropdown-panel {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.ui-workflow-layout__main {
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  overflow: auto;
  background: var(--color-canvas);
}

@media (max-width: 860px) {
  .ui-workflow-layout__title-wrap {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--spacing-8);
  }

  .ui-workflow-layout__dropdown-panel {
    left: var(--spacing-8);
    right: var(--spacing-8);
    width: auto;
  }
}