.card {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: var(--space-md);
  border: 1px solid var(--color-border-subtle);
}

.card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-md);
}

.card__header--split {
  align-items: center;
}

.card__header--compact {
  align-items: center;
}

.card__header-actions {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.kpi-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.kpi {
  min-width: 64px;
  padding: 0.4rem 0.55rem;
  border-radius: var(--radius-md);
  background: var(--color-surface-soft);
  border: 1px solid rgba(148, 163, 184, 0.5);
}

.kpi__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.kpi__value {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.waveform-placeholder {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px dashed rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at top left, #0f172a, #020617);
}

.waveform-placeholder img {
  width: 100%;
  height: auto;
  display: block;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.library-card {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.library-card__cover {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #e5e7eb;
  flex-shrink: 0;
}

.library-card__meta {
  flex: 1;
}

.library-card__title {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.library-card__line {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}