.sandbox-metronome {
  border: 1px solid var(--sandbox-border, rgba(15, 23, 42, 0.12));
  border-radius: 0.5rem;
  padding: 0.5rem 0.6rem;
  background: color-mix(in srgb, var(--sandbox-surface, #ffffff) 90%, var(--sandbox-ruler-bg, rgba(148, 163, 184, 0.12)));
  color: var(--sandbox-text, #0f172a);
}

.sandbox-metronome__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.sandbox-metronome__title {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--sandbox-text, #0f172a);
}

.sandbox-metronome__title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 0;
}

.sandbox-metronome__activity {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.sandbox-metronome__activity-label {
  font-size: 0.64rem;
  color: var(--sandbox-muted, #64748b);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sandbox-metronome__activity-led {
  width: 0.52rem;
  height: 0.52rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--sandbox-border, rgba(15, 23, 42, 0.12)) 82%, #000 18%);
  background: color-mix(in srgb, var(--sandbox-muted, #64748b) 70%, #000 30%);
  box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.14);
  transform: scale(0.92);
  transition: transform 80ms linear, box-shadow 110ms ease, background-color 90ms linear;
}

.sandbox-metronome__activity-led.is-downbeat {
  background: #dc3545;
}

.sandbox-metronome__activity-led.is-beat {
  background: #0d6efd;
}

.sandbox-metronome__activity-led.is-subBeat {
  background: #20c997;
}

.sandbox-metronome__activity-led.is-active {
  transform: scale(1.12);
  box-shadow: 0 0 0 0.23rem color-mix(in srgb, currentColor 18%, transparent);
}

.sandbox-metronome__switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.sandbox-metronome__switch .form-check-input {
  margin-top: 0;
}

.sandbox-metronome__switch-label {
  line-height: 1;
}

.sandbox-metronome__controls {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.35rem;
}

.sandbox-metronome__field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem;
  margin: 0;
}

.sandbox-metronome__field-label {
  font-size: 0.72rem;
  color: var(--sandbox-muted, #64748b);
  white-space: nowrap;
}

.sandbox-metronome__field .form-select {
  max-width: 8rem;
  min-height: 1.8rem;
  font-size: 0.74rem;
}

.sandbox-metronome__flags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.sandbox-metronome__flag {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.sandbox-metronome__flag .form-check-input {
  margin-top: 0;
}

.sandbox-metronome__flag .form-check-label {
  font-size: 0.72rem;
  color: var(--sandbox-muted, #64748b);
}

.sandbox-metronome__detail-row {
  display: grid;
  grid-template-columns: minmax(0, 7.2rem) minmax(0, 1fr);
  gap: 0.45rem;
  align-items: end;
}

.sandbox-metronome__field--shuffle {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  gap: 0.25rem 0.5rem;
}

.sandbox-metronome__field--shuffle .sandbox-metronome__shuffle-range {
  grid-column: 1 / -1;
  width: 100%;
  margin: 0;
}

.sandbox-metronome__shuffle-meta {
  font-size: 0.68rem;
  color: var(--sandbox-muted, #64748b);
  justify-self: end;
}

.sandbox-metronome__hint {
  margin: 0;
  font-size: 0.74rem;
  color: var(--sandbox-muted, #64748b);
}

.sandbox-metronome--disabled .sandbox-metronome__controls {
  opacity: 0.72;
}

.sandbox-transport-card--compact .sandbox-metronome {
  border-radius: 0.4rem;
  padding: 0.35rem 0.45rem;
}

.sandbox-transport-card--compact .sandbox-metronome__head {
  margin-bottom: 0.2rem;
}

.sandbox-transport-card--compact .sandbox-metronome__title {
  font-size: 0.66rem;
  letter-spacing: 0.045em;
}

.sandbox-transport-card--compact .sandbox-metronome__switch-label,
.sandbox-transport-card--compact .sandbox-metronome__hint,
.sandbox-transport-card--compact .sandbox-metronome__field-label {
  display: none;
}

.sandbox-transport-card--compact .sandbox-metronome__activity-label {
  display: none;
}

.sandbox-transport-card--compact .sandbox-metronome__controls {
  gap: 0.2rem;
  margin-bottom: 0;
}

.sandbox-transport-card--compact .sandbox-metronome__field,
.sandbox-transport-card--compact .sandbox-metronome__field--shuffle {
  gap: 0.3rem;
}

.sandbox-transport-card--compact .sandbox-metronome__field .form-select {
  min-height: 1.65rem;
  font-size: 0.7rem;
  max-width: 7rem;
  padding: 0.1rem 1.2rem 0.1rem 0.35rem;
}

.sandbox-transport-card--compact .sandbox-metronome__flag .form-check-label {
  font-size: 0.66rem;
}

.sandbox-transport-card--compact .sandbox-metronome__detail-row {
  grid-template-columns: minmax(0, 1fr);
}

.sandbox-transport-card--compact .sandbox-metronome__shuffle-meta {
  font-size: 0.64rem;
}

.sandbox-metronome--hintless .sandbox-metronome__head {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .sandbox-metronome__detail-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .sandbox-metronome__field .form-select {
    max-width: 100%;
  }
}