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

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

/* Header — mobile-first: stacked */
.app-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 16px;
  gap: 10px;
}

.app-header-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  justify-content: flex-end;
}

.app-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-text-dim);
  white-space: nowrap;
}

/* Project title */
.project-title-area {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.project-title-input {
  font-family: 'Inter', -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: 120px;
  max-width: 300px;
  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);
}

/* 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);
  }
}

.btn-clear-all {
  color: var(--color-delete);
  border-color: var(--color-delete);
}

@media (hover: hover) {
  .btn-clear-all:hover {
    background: rgba(239, 68, 68, 0.1);
  }
}

.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: 'SF Mono', 'Fira Code', 'Consolas', 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 — swipe container */
.track-row {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* 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;
  will-change: transform;
}

/* Swipe delete action strip */
.track-delete-action {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 80px;
  background: var(--color-delete);
  color: white;
  font-weight: 700;
  font-size: 13px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.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-multiplier-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border: 1px solid rgba(139, 124, 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; }
}

.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-dim);
  border-color: var(--color-border);
  font-size: 11px;
}

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

/* Volume slider */
.volume-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 3px;
  background: var(--color-surface-2);
  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: 8px 12px;
  min-width: unset;
  flex: 1;
}

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

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

.fx-toggle {
  width: 32px;
  height: 18px;
  border-radius: 9px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  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: var(--color-text-dim);
  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: 3px;
}

.fx-param label {
  font-size: 10px;
  color: var(--color-text-tertiary);
}

.fx-param input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 70px;
  height: 3px;
  background: var(--color-surface);
  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: 16px;
}

.share-toggle-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
}

.share-hint {
  font-size: 11px;
  color: var(--color-text-dim);
  margin-top: 4px;
}

.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;
}

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

.share-url-input {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', 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;
}

.share-preview-actions {
  display: flex;
  align-items: center;
  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: 11px;
  color: var(--color-text-dim);
}

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

/* 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: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
  color: var(--color-record);
  font-weight: 600;
}

/* Desktop enhancements */
@media (min-width: 640px) {
  .app-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .app-header-left {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    width: auto;
  }

  .app-header-right {
    width: auto;
  }

  .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-delete-action {
    display: none;
  }

  .track-effects-panel.open {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .fx-block {
    min-width: 140px;
  }

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