.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 {
  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;
}

.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);
}

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

.ui-workflow-layout__body {
  position: relative;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  flex: 1;
  min-height: 0;
}

.ui-workflow-layout__panel {
  z-index: var(--z-dropdown);
  overflow-y: auto;
  border-right: 1px solid var(--color-border);
  background: var(--color-surface);
  transition:
    margin-left var(--transition-base),
    box-shadow var(--transition-base);
}

.ui-workflow-layout:not(.is-menu-open) .ui-workflow-layout__panel {
  margin-left: -280px;
}

.ui-workflow-layout__main {
  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__body {
    display: block;
  }

  .ui-workflow-layout__panel {
    position: absolute;
    inset: 0 auto 0 0;
    width: 280px;
    box-shadow: var(--shadow-lg);
  }

  .ui-workflow-layout:not(.is-menu-open) .ui-workflow-layout__panel {
    margin-left: -280px;
    box-shadow: none;
  }

  .ui-workflow-layout__main {
    min-height: calc(100vh - var(--wf-header-height));
  }
}