/* ============================================================
   Editor: Header, transport, tracks, effects, waveform
   ============================================================ */

/* View container */
#app.view-editor {
  max-width: 960px;
}

/* Header — single row: [← back] [title] [actions] */
.app-header {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 16px;
  gap: 8px;
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.project-title-input {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  font-weight: 600;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--color-text);
  padding: 4px 8px;
  min-width: 0;
  flex: 1;
  transition: border-color 0.15s, background 0.15s;
}

@media (hover: hover) {
  .project-title-input:hover {
    border-color: var(--color-border-hover);
  }
}

.project-title-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface);
}

.workspace-notice[hidden] {
  display: none;
}

.workspace-notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding: 10px 14px;
  border-radius: 16px;
  border: 1px solid rgba(108, 165, 214, 0.14);
  background: rgba(8, 16, 24, 0.78);
  color: rgba(226, 240, 252, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.workspace-notice-text {
  font-size: 12px;
  line-height: 1.45;
}

.workspace-notice-dismiss {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(226, 240, 252, 0.72);
  cursor: pointer;
}

.workspace-notice-info {
  border-color: rgba(108, 165, 214, 0.14);
}

.workspace-notice-success {
  border-color: rgba(74, 222, 128, 0.28);
  background: rgba(10, 28, 19, 0.72);
  color: rgba(217, 249, 228, 0.84);
}

.workspace-notice-warn {
  border-color: rgba(250, 204, 21, 0.26);
  background: rgba(35, 28, 8, 0.72);
  color: rgba(253, 243, 194, 0.84);
}

.workspace-notice-error {
  border-color: rgba(248, 113, 113, 0.28);
  background: rgba(38, 16, 19, 0.76);
  color: rgba(254, 226, 226, 0.86);
}

@media (hover: hover) {
  .workspace-notice-dismiss:hover {
    background: rgba(255, 255, 255, 0.08);
  }
}

/* Projects button */
.btn-projects {
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-projects:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

/* Back button */
.btn-back-to-dashboard {
  font-size: 20px;
  padding: 4px 10px;
  color: var(--color-text-dim);
  border-color: transparent;
  background: transparent;
  line-height: 1;
}

@media (hover: hover) {
  .btn-back-to-dashboard:hover {
    color: var(--color-accent);
    border-color: var(--color-border);
  }
}

/* Transport */
.transport {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 16px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.transport-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.btn-play-all {
  color: white;
  background: var(--color-play);
  border-color: var(--color-play);
}

@media (hover: hover) {
  .btn-play-all:hover {
    color: white;
    background: #1aad50;
    border-color: #1aad50;
  }
}

.btn-stop-all {
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-stop-all:hover {
    color: var(--color-stop);
    border-color: var(--color-border-hover);
    background: rgba(249, 115, 22, 0.08);
  }
}

.transport-spacer {
  flex: 1;
}

.btn-download {
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-download:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

.btn-share {
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-share:hover {
    color: var(--color-solo);
    border-color: var(--color-border-hover);
    background: rgba(234, 179, 8, 0.08);
  }
}

/* Download dropdown */
.transport-dropdown {
  position: relative;
}

.transport-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  z-index: 100;
  min-width: 180px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.transport-dropdown-menu.open {
  display: flex;
  flex-direction: column;
}

.transport-dropdown-menu .dropdown-item {
  border: none;
  border-radius: 0;
  text-align: left;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-text);
  background: transparent;
}

@media (hover: hover) {
  .transport-dropdown-menu .dropdown-item:hover {
    background: var(--color-surface-hover);
  }
}

.transport-dropdown-menu .dropdown-item + .dropdown-item {
  border-top: 1px solid var(--color-border);
}

.transport-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.loop-position-bar {
  flex: 1;
  height: 4px;
  background: var(--color-surface-2);
  border-radius: 2px;
  overflow: hidden;
}

.loop-position-fill {
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  border-radius: 2px;
  transition: width 0.05s linear;
}

.loop-duration {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--color-text-dim);
  min-width: 40px;
  text-align: right;
}

/* Track list */
#track-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.track-list-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 48px 16px;
  color: var(--color-text-dim);
  font-size: 13px;
}

.track-list-loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Track row */
.track-row {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: border-color 0.22s ease, box-shadow 0.22s ease, opacity 0.22s ease, transform 0.22s ease;
}

/* Track content — mobile-first: single column */
.track-content {
  background: var(--color-surface);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto auto auto;
  gap: 8px;
  align-items: center;
  position: relative;
}


.track-row[data-state="recording"] {
  border-color: var(--color-record);
  box-shadow: 0 0 12px var(--color-record-glow);
  animation: pulse-border 1.5s infinite alternate;
}

.track-row[data-state="playing"] {
  border-color: transparent;
  box-shadow: inset 3px 0 0 var(--color-play);
}

@keyframes pulse-border {
  from { box-shadow: 0 0 6px rgba(239, 68, 68, 0.12); }
  to { box-shadow: 0 0 16px var(--color-record-glow); }
}

.track-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-dim);
  grid-row: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
}

.track-label-topline {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.track-state-badge {
  font-family: 'JetBrains Mono', monospace;
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-text-tertiary);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.track-row[data-state="recording"] .track-state-badge {
  color: var(--color-record);
  border-color: rgba(239, 68, 68, 0.24);
  background: rgba(239, 68, 68, 0.08);
}

.track-row[data-state="playing"] .track-state-badge {
  color: var(--color-play);
  border-color: rgba(34, 197, 94, 0.22);
  background: rgba(34, 197, 94, 0.08);
}

.track-row[data-state="stopped"] .track-state-badge {
  color: var(--color-accent);
  border-color: rgba(59, 130, 246, 0.22);
  background: rgba(59, 130, 246, 0.08);
}

.track-row[data-rec-enabled="false"] {
  opacity: 0.76;
}

.track-row[data-rec-enabled="false"] .track-state-badge {
  color: var(--color-text-dim);
}

.track-multiplier-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: 3px;
  padding: 1px 6px;
}

.track-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.track-controls-spacer {
  flex: 1;
  min-width: 8px;
}

/* Track-specific buttons */
.btn-rec {
  color: white;
  background: var(--color-record);
  border-color: var(--color-record);
  min-width: 56px;
}

@media (hover: hover) {
  .btn-rec:hover {
    background: #dc3b3b;
    border-color: #dc3b3b;
  }
}

.btn-rec.recording {
  background: var(--color-record);
  color: white;
  animation: pulse-bg 0.8s infinite alternate;
}

@keyframes pulse-bg {
  from { opacity: 0.8; }
  to { opacity: 1; }
}

/* Undo button */
.btn-undo {
  color: var(--color-accent);
  border-color: rgba(59, 130, 246, 0.3);
  font-size: 15px;
  padding: 6px 8px;
  min-width: 36px;
}

@media (hover: hover) {
  .btn-undo:hover {
    background: var(--color-accent-dim);
    border-color: rgba(59, 130, 246, 0.5);
  }
}


.btn-play {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  min-width: 40px;
}

@media (hover: hover) {
  .btn-play:hover:not(:disabled) {
    color: var(--color-play);
    border-color: var(--color-border-hover);
    background: rgba(34, 197, 94, 0.08);
  }
}

.btn-mute {
  min-width: 50px;
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-mute:hover {
    color: var(--color-mute);
    border-color: var(--color-border-hover);
  }
}

.btn-mute.active {
  background: var(--color-mute);
  color: white;
  border-color: var(--color-mute);
}

.btn-solo {
  min-width: 50px;
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-solo:hover {
    color: var(--color-solo);
    border-color: var(--color-border-hover);
  }
}

.btn-solo.active {
  background: var(--color-solo);
  color: var(--color-bg);
  border-color: var(--color-solo);
}

.btn-clear {
  color: var(--color-text-tertiary);
  border: none;
  background: transparent;
  font-size: 14px;
  min-width: unset;
  min-height: unset;
  padding: 4px 8px;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
}

.track-row:hover .btn-clear {
  opacity: 1;
}

@media (hover: hover) {
  .btn-clear:hover {
    color: var(--color-delete);
  }
}

@media (hover: none) {
  .btn-clear {
    opacity: 0.5;
  }
}

.volume-icon {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

/* Volume slider */
.volume-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 4px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-text-dim);
  cursor: pointer;
  border: none;
  transition: background 0.15s;
}

@media (hover: hover) {
  .volume-slider:hover::-webkit-slider-thumb {
    background: var(--color-accent);
  }
}

.volume-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-text-dim);
  cursor: pointer;
  border: none;
}

@media (hover: hover) {
  .volume-slider:hover::-moz-range-thumb {
    background: var(--color-accent);
  }
}

/* Waveform — mobile-first */
.track-waveform {
  grid-column: 1;
  height: 48px;
  background: var(--color-bg);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}


.waveform-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* FX button */
.btn-fx {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  min-width: 36px;
}

@media (hover: hover) {
  .btn-fx:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
  }
}

.btn-fx.active {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

/* Effects panel */
.track-effects-panel {
  grid-column: 1 / -1;
  display: none;
  padding: 10px 0 4px;
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
}

.track-effects-panel.open {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fx-block {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 14px;
  min-width: unset;
  flex: 1;
  transition: opacity 0.15s;
}

.fx-block:not(.fx-active) .fx-params {
  opacity: 0.35;
  pointer-events: none;
}

.fx-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.fx-block-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-dim);
}

.fx-block.fx-active .fx-block-title {
  color: var(--color-text);
}

.fx-toggle {
  width: 32px;
  height: 18px;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
  padding: 8px;
}

.fx-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transition: transform 0.15s, background 0.15s;
}

.fx-toggle.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.fx-toggle.active::after {
  transform: translateX(14px);
  background: white;
}

.fx-params {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.fx-param {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 60px;
}

.fx-param-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.fx-param label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-dim);
}

.fx-param-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.fx-param input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  min-width: 80px;
  height: 4px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.fx-param input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}

.fx-param input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}

.fx-select {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 11px;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 3px 6px;
  cursor: pointer;
  outline: none;
}

.fx-select:focus {
  border-color: var(--color-accent);
}

/* Add track button */
.btn-add-track {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  width: 100%;
  margin-top: 8px;
  padding: 10px;
  border-style: dashed;
}

@media (hover: hover) {
  .btn-add-track:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: var(--color-accent-hover);
  }
}

/* Share dialog */
.share-toggle-row {
  margin-bottom: 18px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(108, 165, 214, 0.12);
  background: linear-gradient(180deg, rgba(10, 18, 26, 0.96), rgba(8, 14, 21, 0.96));
}

.share-toggle-label {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  color: var(--color-text);
  cursor: pointer;
}

.share-modal {
  max-width: 560px;
  border-radius: 24px;
}

.share-modal-heading {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.share-modal-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8ce7ff;
}

.share-toggle-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.share-toggle-copy strong {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
}

.share-toggle-copy small {
  font-size: 12px;
  line-height: 1.45;
  color: rgba(214, 230, 244, 0.6);
}

.share-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-dim);
  margin-bottom: 6px;
  display: block;
}

.share-url-row,
.share-preview-row {
  margin-bottom: 16px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(108, 165, 214, 0.1);
  background: rgba(8, 15, 23, 0.76);
}

.share-url-copy {
  display: flex;
  gap: 6px;
}

.share-url-input {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  padding: 8px 10px;
  flex: 1;
  outline: none;
}

.share-url-input:focus {
  border-color: var(--color-accent);
}

.btn-copy-link {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  font-size: 12px;
  padding: 6px 12px;
  white-space: nowrap;
}

@media (hover: hover) {
  .btn-copy-link:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

.share-copy-feedback {
  font-size: 11px;
  color: var(--color-play);
  margin-top: 4px;
  display: block;
  letter-spacing: 0.04em;
}

.share-preview-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

.btn-generate-preview {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  font-size: 12px;
  padding: 6px 12px;
}

@media (hover: hover) {
  .btn-generate-preview:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

.btn-generate-preview:disabled {
  opacity: 0.5;
}

.share-preview-status {
  font-size: 12px;
  line-height: 1.4;
  color: rgba(214, 230, 244, 0.6);
}

.share-preview-player {
  width: 100%;
  height: 36px;
  border-radius: var(--radius);
  margin-top: 10px;
}

@media (max-width: 640px) {
  .share-modal {
    width: min(100%, calc(100vw - 20px));
    border-radius: 20px;
  }

  .share-toggle-row,
  .share-url-row,
  .share-preview-row {
    padding: 14px;
    border-radius: 16px;
  }

  .share-toggle-label {
    flex-direction: column;
    align-items: stretch;
  }

  .share-url-copy {
    flex-direction: column;
  }

  .share-url-input,
  .btn-copy-link,
  .btn-generate-preview {
    width: 100%;
    min-height: 44px;
  }

  .share-preview-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* Performance recording */
.btn-perf-record {
  color: var(--color-record);
  border-color: var(--color-record);
  position: relative;
}

.btn-perf-record.recording {
  background: var(--color-record);
  color: white;
  animation: pulse-bg 0.8s infinite alternate;
}

.perf-timer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--color-record);
  font-weight: 600;
}

/* Hide auth UI in editor on mobile — sign out lives on the dashboard */
@media (max-width: 639px) {
  #auth-container {
    display: none;
  }
}

/* Desktop enhancements */
@media (min-width: 640px) {
  .project-title-input {
    max-width: 300px;
  }

  .track-content {
    grid-template-columns: 80px 1fr;
    grid-template-rows: auto auto;
    gap: 8px 12px;
    padding: 14px 20px;
  }

  .track-label {
    grid-row: 1 / -1;
    font-size: 13px;
  }

  .track-waveform {
    grid-column: 2;
    height: 56px;
  }

  .track-effects-panel.open {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .fx-block {
    min-width: unset;
  }

  .volume-slider {
    width: 80px;
  }
}

/* Settings button & panel */
.btn-settings {
  color: var(--color-text-dim);
  border-color: var(--color-border);
  font-size: 16px;
  line-height: 1;
}

@media (hover: hover) {
  .btn-settings:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

/* Header actions (Download/Share) */
.header-actions-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Latency group — label + slider + input stay together */
.latency-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.transport-latency-label {
  line-height: 1.2;
}

/* Slider wrapper for zero marker positioning */
.latency-slider-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.latency-zero-marker {
  position: absolute;
  left: 50%;
  top: -2px;
  bottom: -2px;
  width: 2px;
  background: var(--color-text-dim);
  opacity: 0.6;
  pointer-events: none;
  border-radius: 1px;
}

.settings-panel-content {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.settings-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-tertiary);
}


.latency-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 120px;
  height: 4px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.latency-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}

.latency-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}

.latency-input {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  width: 56px;
  text-align: right;
  padding: 4px 6px;
  -moz-appearance: textfield;
  transition: border-color 0.15s, background 0.15s;
}

.latency-input::-webkit-inner-spin-button,
.latency-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.latency-input:hover {
  border-color: var(--color-border-hover);
}

.latency-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface);
  color: var(--color-text);
}

.latency-unit {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

.settings-hint {
  font-size: 10px;
  color: var(--color-text-tertiary);
}

.btn-latency-calibrate {
  margin-top: 6px;
  align-self: flex-start;
  color: var(--color-text-dim);
  border-color: var(--color-border);
}

@media (hover: hover) {
  .btn-latency-calibrate:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: var(--color-accent-hover);
  }
}

.latency-calibration-modal {
  max-width: 560px;
}

.latency-calibration-copy {
  margin: 0 0 16px;
  color: var(--color-text-dim);
  line-height: 1.6;
}

.latency-calibration-readout {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.latency-calibration-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.latency-calibration-value-group {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.latency-calibration-input {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-accent);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  text-align: right;
  width: 100px;
  padding: 4px 8px;
  transition: border-color 0.15s, background 0.15s;
  -moz-appearance: textfield;
}

.latency-calibration-input::-webkit-inner-spin-button,
.latency-calibration-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.latency-calibration-input:hover {
  border-color: var(--color-border-hover);
}

.latency-calibration-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface);
}

.latency-calibration-unit {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-dim);
}

.latency-calibration-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.latency-calibration-actions .btn,
.latency-calibration-secondary .btn {
  justify-content: center;
}

.latency-calibration-secondary {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
}

.latency-calibration-guide {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.latency-calibration-guide-title {
  margin-bottom: 10px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-tertiary);
}

.latency-calibration-guide ol {
  margin: 0;
  padding-left: 18px;
  color: var(--color-text-dim);
  line-height: 1.6;
}

/* Performance mode */
#app.view-editor.performance-mode {
  --color-bg: #071019;
  --color-surface: rgba(11, 21, 33, 0.84);
  --color-surface-hover: rgba(16, 31, 47, 0.94);
  --color-surface-2: rgba(36, 72, 108, 0.32);
  --color-border: rgba(108, 165, 214, 0.16);
  --color-border-hover: rgba(120, 195, 255, 0.34);
  --color-text: #f2f7fb;
  --color-text-dim: #98aaba;
  --color-text-tertiary: #677d90;
  --color-accent: #6ce0ff;
  --color-accent-dim: rgba(108, 224, 255, 0.14);
  --color-accent-hover: rgba(108, 224, 255, 0.1);
  --color-record: #ff5d57;
  --color-record-glow: rgba(255, 93, 87, 0.28);
  --color-play: #4ade80;
  --color-stop: #ff9f43;
  max-width: 1180px;
  padding-top: 18px;
  position: relative;
}

#app.view-editor.performance-mode::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 15% 10%, rgba(108, 224, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(74, 222, 128, 0.1), transparent 22%),
    linear-gradient(180deg, #040a10 0%, #071019 45%, #04070b 100%);
  pointer-events: none;
  z-index: -1;
}

.performance-mode .app-header {
  padding: 10px 0 12px;
  gap: 8px;
  border-bottom-color: rgba(108, 165, 214, 0.12);
}

.performance-mode .app-title {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--color-accent);
}

.performance-mode .project-title-input {
  font-size: clamp(28px, 4.6vw, 46px);
  font-weight: 700;
  line-height: 0.95;
  max-width: 560px;
  padding-left: 0;
  color: #f8fbff;
}

.performance-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.performance-banner-label,
.performance-status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-hover);
  background: rgba(108, 224, 255, 0.07);
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.performance-banner-copy {
  color: var(--color-text-dim);
  font-size: 12px;
  max-width: 220px;
}

.performance-status-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  margin-bottom: 10px;
  border: 1px solid rgba(108, 165, 214, 0.12);
  border-radius: 18px;
  background: rgba(8, 15, 24, 0.78);
  transition: border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.performance-status-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.performance-status-audio {
  flex: 1.1;
}

.performance-status-transport {
  flex: 0.9;
}

.performance-status-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.performance-status-title {
  font-size: 14px;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.performance-status-detail {
  font-size: 12px;
  color: var(--color-text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.performance-status-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.performance-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  min-width: 86px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(108, 165, 214, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text-dim);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.btn-performance-audio {
  white-space: nowrap;
  min-height: 36px;
  padding: 0 14px;
}

.performance-status-band[data-audio-status="ready"] {
  border-color: rgba(34, 197, 94, 0.22);
}

.performance-status-band[data-audio-status="blocked"],
.performance-status-band[data-audio-status="error"] {
  border-color: rgba(239, 68, 68, 0.28);
}

.performance-status-band[data-audio-status="loading"] {
  border-color: rgba(56, 189, 248, 0.26);
}

.performance-status-band[data-audio-status="ready"] .performance-audio-badge {
  color: #c7ffd9;
  border-color: rgba(74, 222, 128, 0.28);
  background: rgba(74, 222, 128, 0.14);
}

.performance-status-band[data-audio-status="blocked"] .performance-audio-badge,
.performance-status-band[data-audio-status="error"] .performance-audio-badge {
  color: #ffd2cf;
  border-color: rgba(255, 93, 87, 0.3);
  background: rgba(255, 93, 87, 0.14);
}

.performance-status-band[data-audio-status="loading"] .performance-audio-badge {
  color: #c9f5ff;
  border-color: rgba(108, 224, 255, 0.28);
  background: rgba(108, 224, 255, 0.12);
}

.performance-status-band[data-transport-state="playing"] .performance-transport-badge {
  color: #c7ffd9;
  border-color: rgba(74, 222, 128, 0.28);
  background: rgba(74, 222, 128, 0.14);
  transform: translateY(-1px);
}

.performance-status-band[data-transport-state="recording"] .performance-transport-badge {
  color: #ffd2cf;
  border-color: rgba(255, 93, 87, 0.3);
  background: rgba(255, 93, 87, 0.14);
  transform: translateY(-1px);
}

.performance-status-band[data-transport-state="ready"] .performance-transport-badge {
  color: #c9f5ff;
  border-color: rgba(108, 224, 255, 0.28);
  background: rgba(108, 224, 255, 0.12);
}

.performance-status-band[data-transport-state="stopped"] .performance-transport-badge {
  color: #ffd6ad;
  border-color: rgba(255, 159, 67, 0.28);
  background: rgba(255, 159, 67, 0.12);
}

.transport-performance {
  padding: 18px 20px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(13, 24, 37, 0.98), rgba(9, 18, 28, 0.92));
  box-shadow:
    0 20px 48px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.transport-performance .transport-controls {
  gap: 12px;
  margin-bottom: 12px;
}

.performance-mode .btn-play-all,
.performance-mode .btn-stop-all,
.performance-mode .btn-settings,
.performance-mode .btn-add-track {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 600;
}

.performance-mode .btn-play-all {
  box-shadow: 0 0 0 1px rgba(74, 222, 128, 0.18), 0 14px 26px rgba(34, 197, 94, 0.18);
}

.performance-mode .btn-stop-all,
.performance-mode .btn-settings {
  background: rgba(255, 255, 255, 0.02);
}

.performance-mode .track-row {
  border-color: rgba(108, 224, 255, 0.14);
  border-radius: 24px;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  animation: performance-rise-in 0.35s ease both;
}

.performance-mode .track-content {
  padding: 18px 20px;
  gap: 10px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(13, 24, 37, 0.98), rgba(8, 15, 24, 0.96));
}

.performance-mode .track-label {
  font-size: 17px;
  color: #dbe8f3;
  gap: 8px;
}

.performance-mode .track-state-badge {
  min-height: 22px;
  padding: 0 9px;
  border-color: rgba(108, 165, 214, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: #7890a5;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.performance-mode .track-row[data-state="recording"] .track-state-badge {
  color: #ffd2cf;
  border-color: rgba(255, 93, 87, 0.3);
  background: rgba(255, 93, 87, 0.14);
}

.performance-mode .track-row[data-state="playing"] .track-state-badge {
  color: #c7ffd9;
  border-color: rgba(74, 222, 128, 0.28);
  background: rgba(74, 222, 128, 0.14);
}

.performance-mode .track-row[data-state="stopped"] .track-state-badge {
  color: #c9f5ff;
  border-color: rgba(108, 224, 255, 0.28);
  background: rgba(108, 224, 255, 0.12);
}

.performance-mode .track-controls {
  gap: 10px;
}

.performance-mode .track-controls .btn {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 14px;
  font-size: 14px;
}

.performance-mode .track-row[data-state="recording"] {
  box-shadow:
    0 0 0 1px rgba(255, 93, 87, 0.22),
    0 26px 56px rgba(255, 93, 87, 0.12);
  transform: translateY(-1px);
}

.performance-mode .track-row[data-state="playing"] {
  border-color: rgba(74, 222, 128, 0.22);
  box-shadow:
    inset 4px 0 0 var(--color-play),
    0 18px 42px rgba(0, 0, 0, 0.2);
  transform: translateY(-1px);
}

.performance-mode .track-row[data-rec-enabled="false"] {
  opacity: 0.62;
  transform: scale(0.995);
}

.performance-mode .performance-status-band[data-audio-status="ready"][data-transport-state="ready"] {
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.performance-mode .performance-status-band[data-audio-status="loading"] {
  animation: performance-panel-breathe 1.3s ease-in-out infinite alternate;
}

.performance-mode .performance-status-band[data-transport-state="playing"] {
  box-shadow:
    0 18px 44px rgba(0, 0, 0, 0.22),
    inset 0 0 0 1px rgba(74, 222, 128, 0.08);
}

.performance-mode .performance-status-band[data-transport-state="recording"] {
  animation: performance-panel-breathe 1s ease-in-out infinite alternate;
}

@keyframes performance-rise-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes performance-panel-breathe {
  from {
    box-shadow:
      0 18px 40px rgba(0, 0, 0, 0.2),
      inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }
  to {
    box-shadow:
      0 20px 48px rgba(0, 0, 0, 0.24),
      inset 0 0 0 1px rgba(108, 224, 255, 0.08);
  }
}

.performance-mode .btn-rec {
  min-width: 96px;
  letter-spacing: 0.02em;
  box-shadow: 0 12px 24px rgba(255, 93, 87, 0.16);
}

.performance-mode .btn-play {
  min-width: 56px;
}

.performance-mode .btn-mute.active {
  background: rgba(113, 113, 122, 0.92);
}

.performance-mode .btn-solo.active {
  box-shadow: 0 12px 24px rgba(234, 179, 8, 0.12);
}

.performance-mode .volume-slider {
  width: 128px;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
}

.performance-mode .volume-slider::-webkit-slider-thumb {
  width: 18px;
  height: 18px;
  background: #dcebf4;
  box-shadow: 0 0 0 4px rgba(108, 224, 255, 0.14);
}

.performance-mode .volume-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: #dcebf4;
  box-shadow: 0 0 0 4px rgba(108, 224, 255, 0.14);
}

.performance-mode .track-waveform {
  height: 78px;
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(6, 10, 16, 0.95), rgba(5, 9, 14, 0.95));
  border: 1px solid rgba(108, 165, 214, 0.08);
}

.performance-mode .btn-add-track {
  width: 100%;
  margin-top: 10px;
  border-style: dashed;
  background: rgba(255, 255, 255, 0.02);
}

.performance-mode .app-footer .hint {
  color: var(--color-text-dim);
  font-size: 12px;
  opacity: 0.9;
}

@media (min-width: 768px) {
  .performance-mode .track-content {
    grid-template-columns: 150px 1fr;
    grid-template-rows: auto auto;
    gap: 10px 16px;
    align-items: center;
  }

  .performance-mode .track-label {
    grid-row: 1 / -1;
    align-self: start;
  }

  .performance-mode .track-waveform {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  #app.view-editor.performance-mode {
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
    padding-top: 8px;
  }

  .performance-mode .app-header,
  .performance-mode .app-header-left,
  .performance-mode .app-header-right,
  .performance-mode .project-title-area,
  .performance-mode .performance-banner,
  .performance-status-band,
  .performance-status-actions,
  .transport-performance,
  .performance-mode .track-row,
  .performance-mode .track-content {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .performance-mode .app-header-right {
    justify-content: flex-start;
  }

  .performance-mode .project-title-input {
    font-size: 34px;
    max-width: 100%;
  }

  .transport-performance {
    padding: 18px 16px;
  }

  .performance-mode .track-content {
    padding: 18px 16px;
  }

  .performance-mode .track-controls .btn {
    min-height: 42px;
    padding: 0 14px;
  }

  .performance-mode .volume-slider {
    width: 100%;
    min-width: 120px;
  }

  .performance-status-band {
    flex-direction: column;
    align-items: stretch;
  }

  .performance-status-actions {
    flex-wrap: wrap;
    gap: 8px;
  }

  .performance-status-actions > * {
    flex: 1 1 calc(50% - 4px);
    min-width: 0;
  }

  .btn-performance-audio {
    width: 100%;
  }

  .latency-calibration-actions {
    grid-template-columns: 1fr;
  }

  .latency-calibration-secondary {
    flex-direction: column;
  }
}