.m3-showcase {
  display: grid;
  gap: var(--space-6);
  padding-top: var(--space-2);
}
.m3-showcase__heading h2 {
  margin-bottom: var(--space-2);
  font-size: clamp(1.35rem, 3vw, 1.7rem);
}
.m3-showcase__heading p {
  max-width: 50rem;
  margin-bottom: 0;
}
.m3-showcase__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}
.showcase-card {
  display: grid;
  align-content: start;
  gap: var(--space-5);
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-card);
}
.showcase-card--wide {
  grid-column: 1/-1;
}
.showcase-section__header h2 {
  margin-bottom: var(--space-2);
}
.showcase-section__header p {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
}
.theme-preview,
.showcase-inline-list,
.showcase-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.theme-preview__status,
.showcase-helper {
  margin: 0;
  font-size: var(--font-size-sm);
}
.showcase-menu-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  color: var(--color-muted-strong);
  background: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  font-size: var(--font-size-sm);
  font-weight: 700;
}
.showcase-state-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}