/* Audio Editor — extends ../shared/editor-core.css */
/* Inherits all base tokens. Aliases for backward compatibility: */
:root {
  --bg-primary: var(--bg);
  --bg-secondary: var(--surface);
  --bg-tertiary: var(--surface-hover);
  --bg-track: var(--surface);
  --bg-input: var(--surface-active);
  --accent: var(--brand);
  --accent-hover: var(--brand-dark);
  --accent-light: var(--brand-light);
  --accent-dim: var(--brand-glow);
  --text-primary: var(--text);
  --meter-green: #22c55e;
  --meter-yellow: #eab308;
  --meter-red: #ef4444;
  --waveform-color: #ea580c;
  --waveform-bg: #1a1a1a;
  --selection-bg: rgba(234, 88, 12, 0.2);
  --selection-border: rgba(234, 88, 12, 0.6);
  --playhead-color: #fb923c;
  --ruler-bg: #1e1e1e;
  --track-colors: #ea580c, #3b82f6, #22c55e, #a855f7, #eab308, #ec4899, #06b6d4, #f97316;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 4px 16px rgba(0,0,0,0.4);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  font-family: var(--font);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-primary);
}

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

.hidden { display: none !important; }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ---- HEADER / MENU BAR ---- */
#header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  flex-shrink: 0;
}

#menu-bar {
  display: flex;
  align-items: center;
  height: 32px;
  padding: 0 8px;
}

.menu-item {
  position: relative;
  cursor: pointer;
}

.menu-item > span {
  display: inline-block;
  padding: 4px 12px;
  color: var(--text-secondary);
  font-size: 13px;
  border-radius: var(--radius);
  transition: background 0.15s, color 0.15s;
}

.menu-item:hover > span,
.menu-item.open > span {
  background: var(--accent);
  color: #fff;
}

.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 200;
  padding: 4px 0;
}

.menu-item.open .dropdown { display: block; }

.dropdown button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 6px 16px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 13px;
  cursor: pointer;
  text-align: left;
}

.dropdown button:hover {
  background: var(--accent);
  color: #fff;
}

.dropdown button:disabled {
  opacity: 0.4;
  cursor: default;
}

.dropdown button:disabled:hover {
  background: none;
  color: var(--text-primary);
}

.dropdown hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 4px 0;
}

.dropdown kbd {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.dropdown button:hover kbd { color: rgba(255,255,255,0.6); }

/* Submenu (e.g. Quick Effects) */
.submenu-container {
  position: relative;
}

.submenu-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  padding: 6px 16px;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
}

.submenu-trigger:hover {
  background: var(--accent);
  color: #fff;
}

.submenu {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  padding: 4px 0;
  z-index: 1001;
}

.submenu-container:hover .submenu {
  display: block;
}

.submenu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  padding: 6px 16px;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
  white-space: nowrap;
}

.submenu button:hover {
  background: var(--accent);
  color: #fff;
}

.header-spacer { flex: 1; }

.header-brand {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 8px;
}

.brand-name {
  font-weight: 700;
  color: var(--accent);
  font-size: 14px;
}

.brand-sub {
  color: var(--text-secondary);
  font-size: 12px;
}

/* ---- TRANSPORT BAR ---- */
#transport-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 6px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.transport-controls {
  display: flex;
  gap: 4px;
}

.transport-controls button {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}

.transport-controls button:hover {
  background: var(--border);
  border-color: var(--accent);
}

.transport-controls button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

#btn-record {
  color: var(--danger);
}

#btn-record.recording {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
  animation: pulse-record 1s infinite;
}

@keyframes pulse-record {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.transport-time {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent-light);
  background: var(--bg-primary);
  padding: 4px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  min-width: 220px;
  text-align: center;
}

.time-sep { color: var(--text-muted); margin: 0 4px; }

.transport-options {
  display: flex;
  gap: 12px;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 12px;
}

.toggle-label input[type="checkbox"] {
  accent-color: var(--accent);
}

/* ---- MASTER METER ---- */
.master-meter {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.master-meter label {
  font-size: 11px;
  color: var(--text-muted);
  margin-right: 4px;
}

.meter-bar {
  width: 120px;
  height: 8px;
  background: var(--bg-primary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
}

.meter-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--meter-green) 0%, var(--meter-green) 60%, var(--meter-yellow) 80%, var(--meter-red) 100%);
  transition: width 0.05s;
  border-radius: 4px;
}

.meter-peak {
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: #fff;
  right: 0;
  display: none;
}

.clip-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  margin-left: 4px;
}

.clip-indicator.clipping {
  background: var(--danger);
  box-shadow: 0 0 6px var(--danger);
}

/* ---- WORKSPACE ---- */
#workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

/* ---- OVERVIEW BAR ---- */
#overview-bar {
  height: 32px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: relative;
  flex-shrink: 0;
}

#overview-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

#overview-viewport {
  position: absolute;
  top: 0;
  height: 100%;
  background: rgba(234, 88, 12, 0.15);
  border-left: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  pointer-events: none;
}

/* ---- TIME RULER ---- */
#time-ruler {
  height: 24px;
  background: var(--ruler-bg);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
}

#ruler-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ---- TRACK AREA ---- */
#track-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--bg-primary);
}

#track-list {
  min-height: 100%;
}

/* ---- TRACK ROW ---- */
.track-row {
  display: flex;
  border-bottom: 1px solid var(--border);
  min-height: 120px;
  position: relative;
}

.track-controls {
  width: 160px;
  min-width: 160px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

.track-name {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 4px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: text;
  width: 100%;
}

.track-name:focus {
  background: var(--bg-input);
  border-color: var(--accent);
  outline: none;
}

.track-color-bar {
  height: 3px;
  border-radius: 2px;
  margin-bottom: 2px;
}

.track-volume-row, .track-pan-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.track-volume-row label, .track-pan-row label {
  font-size: 10px;
  color: var(--text-muted);
  width: 24px;
  flex-shrink: 0;
}

.track-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}

.track-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.track-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
}

.track-volume-val, .track-pan-val {
  font-size: 10px;
  color: var(--text-muted);
  width: 32px;
  text-align: right;
  font-family: var(--font-mono);
}

.track-buttons {
  display: flex;
  gap: 4px;
}

.track-btn {
  width: 24px;
  height: 20px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}

.track-btn:hover { border-color: var(--accent); }

.track-btn.active-mute {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}

.track-btn.active-solo {
  background: var(--warning);
  border-color: var(--warning);
  color: #000;
}

.track-btn-remove {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
}

.track-btn-remove:hover { color: var(--danger); }

/* Track VU meter */
.track-meter {
  width: 100%;
  height: 6px;
  background: var(--bg-primary);
  border-radius: 3px;
  overflow: hidden;
  margin-top: auto;
}

.track-meter-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--meter-green), var(--meter-yellow), var(--meter-red));
  border-radius: 3px;
  transition: width 0.05s;
}

/* ---- WAVEFORM CONTAINER ---- */
.track-waveform {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: text;
  background: var(--waveform-bg);
}

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

/* Selection overlay */
.waveform-selection {
  position: absolute;
  top: 0; bottom: 0;
  background: var(--selection-bg);
  border-left: 1px solid var(--selection-border);
  border-right: 1px solid var(--selection-border);
  pointer-events: none;
}

/* Selection handles */
.selection-handle {
  position: absolute;
  top: 0; bottom: 0;
  width: 6px;
  cursor: ew-resize;
  z-index: 10;
}

.selection-handle-left {
  background: linear-gradient(90deg, var(--accent), transparent);
}

.selection-handle-right {
  background: linear-gradient(270deg, var(--accent), transparent);
}

/* Playhead */
.playhead {
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--playhead-color);
  pointer-events: none;
  z-index: 20;
  box-shadow: 0 0 4px rgba(251, 146, 60, 0.5);
}

/* Cursor line */
.cursor-line {
  position: absolute;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--text-secondary);
  pointer-events: none;
  z-index: 15;
}

/* ---- EMPTY STATE ---- */
.track-empty {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: var(--text-muted);
  font-size: 13px;
  pointer-events: none;
}

/* ---- ADD TRACK BAR ---- */
#add-track-bar {
  padding: 8px 16px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

#btn-add-track {
  padding: 4px 16px;
  background: var(--bg-tertiary);
  border: 1px dashed var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 12px;
  transition: all 0.15s;
}

#btn-add-track:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---- BOTTOM PANEL ---- */
#bottom-panel {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 6px 16px;
  flex-shrink: 0;
}

#properties-panel {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.panel-section {
  display: flex;
  align-items: center;
  gap: 4px;
}

.panel-label {
  color: var(--text-muted);
  font-size: 11px;
}

.panel-section span:not(.panel-label) {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-light);
}

/* ---- DIALOG OVERLAY ---- */
#dialog-overlay, #export-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}

#dialog-overlay.hidden, #export-overlay.hidden { display: none; }

#dialog-box, #export-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  min-width: 380px;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

#dialog-header, #export-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 14px;
}

#dialog-header button, #export-header button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
}

#dialog-header button:hover, #export-header button:hover { color: var(--text-primary); }

#dialog-body, #export-body {
  padding: 16px;
}

#dialog-footer, #export-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}

/* ---- FORM ELEMENTS ---- */
.form-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.form-row label {
  min-width: 100px;
  font-size: 13px;
  color: var(--text-secondary);
}

.form-row input[type="number"],
.form-row input[type="text"],
.form-row select {
  flex: 1;
  padding: 6px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font);
  outline: none;
}

.form-row input:focus, .form-row select:focus {
  border-color: var(--accent);
}

.form-row input[type="range"] {
  flex: 1;
}

.form-row .range-val {
  min-width: 40px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

/* ---- EQ SLIDERS ---- */
.eq-container {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 12px 0;
}

.eq-band {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.eq-band input[type="range"] {
  writing-mode: vertical-lr;
  direction: rtl;
  height: 100px;
  width: 24px;
  accent-color: var(--accent);
}

.eq-band label {
  font-size: 10px;
  color: var(--text-muted);
}

.eq-band .eq-val {
  font-size: 10px;
  color: var(--accent-light);
  font-family: var(--font-mono);
}

/* ---- BUTTONS ---- */
.btn-primary {
  padding: 6px 20px;
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #fff;
  border-radius: var(--radius);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  padding: 6px 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--radius);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-secondary:hover { background: var(--border); }

/* ---- PROGRESS BAR ---- */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-primary);
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.3s;
  border-radius: 3px;
}

/* ---- TOAST ---- */
#toast-container {
  position: fixed;
  bottom: 48px;
  right: 16px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 10px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: var(--text-primary);
  font-size: 13px;
  animation: toast-in 0.3s ease;
  max-width: 360px;
}

.toast.toast-success { border-left: 3px solid var(--success); }
.toast.toast-error { border-left: 3px solid var(--danger); }
.toast.toast-info { border-left: 3px solid var(--accent); }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

.toast.toast-out {
  animation: toast-out 0.3s ease forwards;
}

@keyframes toast-out {
  to { opacity: 0; transform: translateX(40px); }
}

/* ---- NO TRACKS STATE ---- */
.no-tracks-msg {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-muted);
  gap: 12px;
}

.no-tracks-msg .icon { font-size: 40px; opacity: 0.3; }

.no-tracks-msg p { font-size: 14px; }

.no-tracks-msg button {
  padding: 8px 24px;
  background: var(--accent);
  border: none;
  color: #fff;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
}

.no-tracks-msg button:hover { background: var(--accent-hover); }

/* ==========================================================
   ADVANCED FEATURES
   ========================================================== */

/* ---- METRONOME CONTROLS ---- */
.metronome-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
  padding-left: 8px;
  border-left: 1px solid var(--border);
}

.metronome-controls button {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}

.metronome-controls button:hover { border-color: var(--accent); }
.metronome-controls button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.metronome-controls input[type="number"] {
  width: 52px;
  padding: 3px 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: center;
}

.metronome-controls input[type="number"]:focus {
  border-color: var(--accent);
  outline: none;
}

.metronome-controls select {
  padding: 3px 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 11px;
}

.beat-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.05s;
}

.beat-indicator.beat-flash {
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.beat-indicator.accent {
  background: #fff;
  box-shadow: 0 0 10px #fff;
}

/* ---- TRANSPORT VIEW TOGGLES ---- */
.transport-view-toggles {
  display: flex;
  gap: 4px;
  margin-left: 8px;
  padding-left: 8px;
  border-left: 1px solid var(--border);
}

.transport-view-toggles button {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.transport-view-toggles button:hover { border-color: var(--accent); color: var(--accent); }
.transport-view-toggles button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ---- SPECTROGRAM ---- */
.track-waveform.spectrogram-mode canvas {
  background: #0a0a0a;
}

/* ---- MIXER PANEL ---- */
.mixer-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 320px;
  background: var(--bg-secondary);
  border-top: 2px solid var(--accent);
  z-index: 300;
  display: flex;
  flex-direction: column;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
}

.mixer-panel.hidden { display: none; }

.mixer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
}

.mixer-header button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
}

.mixer-header button:hover { color: var(--text-primary); }

.mixer-channels {
  display: flex;
  gap: 2px;
  padding: 8px;
  overflow-x: auto;
  flex: 1;
}

.mixer-channel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 80px;
  max-width: 100px;
  padding: 6px 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.mixer-channel.mixer-master {
  border-color: var(--accent);
  min-width: 120px;
}

.mixer-ch-label {
  font-size: 10px;
  font-weight: 600;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.mixer-fader {
  writing-mode: vertical-lr;
  direction: rtl;
  height: 100px;
  width: 24px;
  accent-color: var(--accent);
  cursor: pointer;
}

.mixer-fader-val {
  font-size: 9px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-align: center;
}

.mixer-meter-vert {
  width: 8px;
  height: 100px;
  background: var(--bg-primary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.mixer-meter-stereo {
  width: 20px;
  display: flex;
  gap: 2px;
}

.mixer-meter-fill-vert {
  width: 100%;
  height: 0%;
  background: linear-gradient(0deg, var(--meter-green) 0%, var(--meter-green) 60%, var(--meter-yellow) 80%, var(--meter-red) 100%);
  border-radius: 4px;
  transition: height 0.05s;
}

.mixer-knob-row {
  display: flex;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.mixer-knob-row label {
  font-size: 9px;
  color: var(--text-muted);
  min-width: 24px;
}

.mixer-knob {
  flex: 1;
  height: 4px;
  accent-color: var(--accent);
}

.mixer-btn-row {
  display: flex;
  gap: 3px;
}

.mixer-btn {
  width: 22px;
  height: 18px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 9px;
  font-weight: 700;
  cursor: pointer;
}

.mixer-btn:hover { border-color: var(--accent); }
.mixer-btn.active-mute { background: var(--danger); border-color: var(--danger); color: #fff; }
.mixer-btn.active-solo { background: var(--warning); border-color: var(--warning); color: #000; }

.mixer-peak-display {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 9px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.mixer-peak-display b { color: var(--accent-light); }

.mixer-correlation {
  width: 100%;
  text-align: center;
}

.mixer-correlation label {
  font-size: 8px;
  color: var(--text-muted);
}

.mixer-corr-bar {
  width: 100%;
  height: 4px;
  background: var(--bg-primary);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 2px;
}

.mixer-corr-fill {
  height: 100%;
  width: 50%;
  background: var(--meter-green);
  transition: width 0.1s;
  border-radius: 2px;
}

/* ---- MARKERS PANEL ---- */
#markers-panel {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  max-height: 200px;
  overflow-y: auto;
  flex-shrink: 0;
}

#markers-panel.hidden { display: none; }

.markers-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 12px;
}

.markers-panel-header button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
}

.markers-panel-header button:hover { color: var(--text-primary); }

.markers-panel-body {
  padding: 8px 16px;
}

.markers-panel-body h4 {
  font-size: 11px;
  color: var(--text-muted);
  margin: 6px 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.marker-item, .region-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
}

.marker-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.marker-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-light);
  min-width: 70px;
}

.marker-label {
  flex: 1;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.marker-goto, .region-export, .marker-del {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 13px;
  padding: 2px 4px;
}

.marker-goto:hover, .region-export:hover { color: var(--accent); }
.marker-del:hover { color: var(--danger); }

.markers-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.markers-actions button {
  font-size: 11px;
  padding: 4px 12px;
}

/* ---- AUTOMATION LANE ---- */
.automation-point {
  cursor: grab;
}

.automation-point:active {
  cursor: grabbing;
}

/* ---- NOISE REDUCTION / VOCAL REMOVER DIALOG ---- */
#btn-learn-noise {
  padding: 6px 16px;
  font-size: 12px;
}

#noise-profile-status {
  margin-left: 8px;
}