.playalong-studio {
  --playalong-surface: color-mix(in srgb, var(--bs-body-bg) 82%, #101820 18%);
  --playalong-panel: color-mix(in srgb, var(--bs-body-bg) 88%, #1f2933 12%);
  --playalong-panel-strong: color-mix(in srgb, var(--bs-body-bg) 78%, #111827 22%);
  --playalong-border: color-mix(in srgb, var(--bs-border-color) 72%, #0f172a 28%);
  --playalong-accent: #19a7a8;
  --playalong-warm: #d69b37;
  --playalong-muted: var(--bs-secondary-color);
  position: relative;
  display: grid;
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid var(--playalong-border);
  border-radius: 8px;
  color: var(--bs-emphasis-color);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--playalong-surface) 96%, #ffffff 4%), var(--playalong-surface)),
    var(--bs-body-bg);
  box-shadow: 0 1rem 2.5rem rgba(15, 23, 42, 0.12);
}

.playalong-studio__header,
.playalong-studio__control-deck,
.playalong-track-strip {
  border: 1px solid var(--playalong-border);
  border-radius: 8px;
  background: var(--playalong-panel);
}

.playalong-studio__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
}

.playalong-studio__title-block {
  min-width: 0;
}

.playalong-studio__title {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.15;
}

.playalong-studio__subtitle {
  margin-top: 0.2rem;
  overflow: hidden;
  color: var(--playalong-muted);
  font-size: 0.88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-studio__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0.5rem;
}

.playalong-studio__play,
.playalong-studio__stop {
  min-width: 5.2rem;
  font-weight: 700;
}

.playalong-studio__badge {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding-inline: 0.65rem;
  border: 1px solid color-mix(in srgb, var(--playalong-accent) 36%, var(--playalong-border));
  border-radius: 999px;
  color: color-mix(in srgb, var(--playalong-accent) 72%, var(--bs-emphasis-color));
  font-size: 0.78rem;
  font-weight: 700;
  background: color-mix(in srgb, var(--playalong-accent) 12%, transparent);
}

.playalong-timeline {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--playalong-border);
  border-radius: 8px;
  background: var(--playalong-panel-strong);
}

.playalong-timeline__time {
  min-width: 3.2rem;
  font-family: var(--bs-font-monospace);
  font-size: 0.78rem;
  color: var(--playalong-muted);
  white-space: nowrap;
}

.playalong-timeline__seek {
  min-width: 0;
}

.playalong-studio__control-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(10rem, 0.28fr) minmax(10rem, 0.28fr);
  gap: 0.85rem;
  padding: 0.85rem;
}

.playalong-loop-panel,
.playalong-key-panel,
.playalong-tempo-panel {
  min-width: 0;
  padding: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--playalong-border) 82%, transparent);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bs-body-bg) 84%, var(--playalong-panel-strong) 16%);
}

.playalong-loop-panel {
  display: grid;
  gap: 0.85rem;
}

.playalong-loop-panel__header,
.playalong-loop-panel__actions,
.playalong-loop-panel__fields {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.playalong-loop-panel__header {
  justify-content: space-between;
}

.playalong-loop-panel__toggle {
  margin: 0;
  font-weight: 700;
}

.playalong-loop-panel__status {
  overflow: hidden;
  color: var(--playalong-muted);
  font-family: var(--bs-font-monospace);
  font-size: 0.78rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-number-field {
  display: grid;
  gap: 0.25rem;
  min-width: 7.5rem;
  margin: 0;
  color: var(--playalong-muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.playalong-number-field .form-control {
  font-family: var(--bs-font-monospace);
}

.playalong-tempo-panel {
  display: flex;
  align-items: center;
  justify-content: center;
}

.playalong-key-panel {
  display: grid;
  align-content: center;
  gap: 0.7rem;
}

.playalong-key-panel__field {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  color: var(--playalong-muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.playalong-key-panel__status {
  min-height: 1.25rem;
  overflow: hidden;
  color: color-mix(in srgb, var(--bs-emphasis-color) 78%, var(--playalong-warm));
  font-family: var(--bs-font-monospace);
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-process-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: -0.15rem;
  margin-bottom: 0.8rem;
}

.playalong-process-status {
  flex: 1 1 16rem;
  min-height: 1.4rem;
  color: color-mix(in srgb, var(--bs-emphasis-color) 76%, var(--playalong-accent));
  font-family: var(--bs-font-monospace);
  font-size: 0.76rem;
  font-weight: 700;
}

.playalong-process-button {
  flex: 0 0 auto;
  min-width: 8.5rem;
}

.playalong-process-progress {
  display: grid;
  gap: 0.4rem;
  margin-top: -0.35rem;
  padding: 0.15rem 0.05rem 0.75rem;
}

.playalong-process-progress[hidden] {
  display: none;
}

.playalong-process-progress__label {
  color: var(--playalong-muted);
  font-family: var(--bs-font-monospace);
  font-size: 0.72rem;
  font-weight: 700;
}

.playalong-process-progress__bar {
  display: block;
  overflow: hidden;
  height: 0.42rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--playalong-border) 55%, transparent);
}

.playalong-process-progress__bar > span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--playalong-accent), var(--playalong-warm));
  transition: width 0.22s ease;
}

.playalong-studio--processing .playalong-mixer-grid,
.playalong-studio--processing .playalong-studio__control-deck,
.playalong-studio--processing .playalong-timeline {
  pointer-events: none;
}

.playalong-knob-control {
  --sandbox-knob-size: 3rem;
  --sandbox-knob-bg: color-mix(in srgb, var(--bs-body-bg) 76%, #1f2937 24%);
  --sandbox-knob-border: color-mix(in srgb, var(--playalong-border) 70%, var(--playalong-accent) 30%);
  --sandbox-knob-fg: var(--bs-emphasis-color);
  --sandbox-knob-accent: var(--playalong-accent);
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  justify-items: center;
  gap: 0.35rem;
  min-width: 5.4rem;
  margin: 0;
  text-align: center;
}

.playalong-knob-control--tempo {
  --sandbox-knob-size: 3.5rem;
  --sandbox-knob-accent: var(--playalong-warm);
  min-width: 7.5rem;
}

.playalong-knob-control__label {
  overflow: hidden;
  max-width: 100%;
  color: var(--playalong-muted);
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1.1;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.playalong-knob-control__readout {
  min-height: 1.05rem;
  font-family: var(--bs-font-monospace);
  font-size: 0.72rem;
  color: color-mix(in srgb, var(--bs-emphasis-color) 78%, var(--playalong-accent));
  white-space: nowrap;
}

.playalong-knob-control .sandbox-ui-range-knob {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 0.45rem;
}

.playalong-knob-control .sandbox-ui-range-knob__value {
  font-size: 0.68rem;
}

.playalong-mixer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13.5rem, 1fr));
  gap: 0.85rem;
}

.playalong-track-strip {
  display: grid;
  grid-template-rows: auto minmax(6.9rem, 1fr) auto;
  gap: 0.8rem;
  min-width: 0;
  padding: 0.9rem;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--playalong-panel) 96%, #ffffff 4%), var(--playalong-panel)),
    var(--playalong-panel);
  transition: border-color 0.16s ease, opacity 0.16s ease, transform 0.16s ease;
}

.playalong-track-strip:hover {
  border-color: color-mix(in srgb, var(--playalong-accent) 42%, var(--playalong-border));
  transform: translateY(-1px);
}

.playalong-track-strip__identity {
  min-width: 0;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--playalong-border) 78%, transparent);
}

.playalong-track-strip__name {
  overflow: hidden;
  font-weight: 800;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-track-strip__meta {
  overflow: hidden;
  margin-top: 0.15rem;
  color: var(--playalong-muted);
  font-size: 0.74rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-track-strip__controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  justify-items: center;
  gap: 0.65rem;
}

.playalong-track-strip__switches {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
}

.playalong-switch {
  margin: 0;
}

.playalong-switch span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 2rem;
  padding-inline: 0.5rem;
  border: 1px solid var(--playalong-border);
  border-radius: 6px;
  color: var(--playalong-muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  cursor: pointer;
  background: color-mix(in srgb, var(--bs-body-bg) 84%, var(--playalong-panel-strong) 16%);
}

.playalong-switch .btn-check:checked + span {
  border-color: color-mix(in srgb, var(--playalong-warm) 56%, var(--playalong-border));
  color: color-mix(in srgb, var(--playalong-warm) 70%, var(--bs-emphasis-color));
  background: color-mix(in srgb, var(--playalong-warm) 14%, transparent);
}

.playalong-switch--key .btn-check:checked + span {
  border-color: color-mix(in srgb, var(--playalong-accent) 52%, var(--playalong-border));
  color: color-mix(in srgb, var(--playalong-accent) 74%, var(--bs-emphasis-color));
  background: color-mix(in srgb, var(--playalong-accent) 12%, transparent);
}

.playalong-switch .btn-check:focus-visible + span {
  outline: 2px solid color-mix(in srgb, var(--playalong-accent) 54%, transparent);
  outline-offset: 2px;
}

.playalong-settings-panel {
  display: grid;
  gap: 1rem;
}

.playalong-settings-panel__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.playalong-settings-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(12rem, 0.7fr);
  gap: 0.75rem;
}

.playalong-settings-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.playalong-settings-panel__status {
  min-height: 1.25rem;
}

.sandbox-bottom-toolbar-host[data-sandbox-bottom-toolbar="playalong-multitrack-transport"] .sandbox-bottom-toolbar-host__content {
  width: min(100%, 980px);
  margin-inline: auto;
}

.playalong-bottom-transport {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  min-width: 0;
}

.playalong-bottom-transport__controls {
  display: inline-flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.playalong-bottom-transport__button {
  min-width: 4.25rem;
  height: 2.35rem;
}

.playalong-bottom-transport__play {
  min-width: 4.75rem;
  height: 2.65rem;
}

.playalong-bottom-transport__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.15rem 0.75rem;
  min-width: 0;
  flex: 1 1 auto;
  align-items: center;
}

.playalong-bottom-transport__title {
  min-width: 0;
  overflow: hidden;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-bottom-transport__time {
  font-family: var(--bs-font-monospace);
  font-size: 0.78rem;
  color: var(--bs-secondary-color);
  white-space: nowrap;
}

.playalong-bottom-transport__seek {
  grid-column: 1 / -1;
}

.playalong-bottom-transport__meta {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(8rem, auto) minmax(7rem, auto) minmax(8rem, 0.35fr);
  align-items: center;
  gap: 0.35rem 0.75rem;
  min-width: 0;
}

.playalong-bottom-transport__loop,
.playalong-bottom-transport__key,
.playalong-bottom-transport__tempo-label {
  min-width: 0;
  overflow: hidden;
  font-size: 0.78rem;
  line-height: 1.2;
  color: var(--bs-secondary-color);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playalong-bottom-transport__key {
  grid-column: 1 / -1;
}

.playalong-bottom-transport__tempo {
  min-width: 7.5rem;
}

.playalong-bottom-transport__meta .sandbox-ui-range-knob {
  --sandbox-knob-size: 2.1rem;
  --sandbox-knob-accent: #d69b37;
  grid-template-columns: var(--sandbox-knob-size) minmax(3rem, auto);
}

.playalong-bottom-transport__status {
  grid-column: 1 / -1;
  min-width: 0;
  overflow: hidden;
  font-size: 0.78rem;
  line-height: 1.2;
  color: var(--bs-secondary-color);
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 767.98px) {
  .playalong-studio {
    padding: 0.75rem;
  }

  .playalong-studio__header,
  .playalong-studio__control-deck,
  .playalong-timeline {
    grid-template-columns: minmax(0, 1fr);
  }

  .playalong-studio__actions,
  .playalong-loop-panel__header {
    justify-content: flex-start;
  }

  .playalong-mixer-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .playalong-track-strip {
    grid-template-rows: auto auto auto;
  }

  .playalong-track-strip__controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .playalong-track-strip__switches {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .playalong-settings-panel__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .playalong-bottom-transport {
    align-items: flex-start;
    gap: 0.55rem;
  }

  .playalong-bottom-transport__summary {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.1rem;
  }

  .playalong-bottom-transport__meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .playalong-bottom-transport__button,
  .playalong-bottom-transport__play {
    min-width: 3.75rem;
    height: 2.2rem;
  }
}