/**
 * Panel Transporte y edición — estilo estudio (fondo oscuro, transporte serio).
 * Solo afecta a #toolDock y descendientes.
 */

.tool-dock {
  --td-bg: #1c1f28;
  --td-bg-top: #252932;
  --td-bg-well: #14171e;
  --td-border: #3a4152;
  --td-border-soft: #2e3442;
  --td-text: #e8ecf4;
  --td-muted: #8b95a8;
  --td-label: #6b7589;
  --td-play: #1a9d52;
  --td-play-hi: #22b864;
  --td-play-lo: #127a3f;
  --td-stop: #c0392b;
  --td-stop-bg: #2a2226;
  --td-accent: #3b82f6;
  --td-warn: #e05252;
  --td-btn: #2a303c;
  --td-btn-hi: #343b4a;
  position: relative;
  margin-bottom: 0.45rem;
  border: 1px solid var(--td-border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--td-bg-top) 0%, var(--td-bg) 55%, #181b23 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.04) inset,
    0 10px 32px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  color: var(--td-text);
}

/* ── Cabecera ── */
.tool-dock-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.tool-dock-head-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.tool-dock-grip {
  display: none;
  width: 5px;
  height: 18px;
  border-radius: 3px;
  background: repeating-linear-gradient(
    180deg,
    #5c6578 0 2px,
    transparent 2px 5px
  );
  flex-shrink: 0;
  opacity: 0.8;
}

.tool-dock-head-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.tool-dock-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--td-text);
  line-height: 1.2;
}

.tool-dock-sub {
  font-size: 10px;
  font-weight: 500;
  color: var(--td-muted);
  line-height: 1.2;
}

.tool-dock:not(.is-floating) .tool-dock-head {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
}

.tool-dock:not(.is-floating) .tool-dock-head-left,
.tool-dock:not(.is-floating) .tool-dock-grip,
.tool-dock:not(.is-floating) .tool-dock-head-text {
  display: none;
}

.tool-dock .float-panel-btn,
.tool-dock .tool-dock-float {
  width: 28px;
  height: 28px;
  border: 1px solid var(--td-border);
  border-radius: 8px;
  background: var(--td-btn);
  color: var(--td-muted);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.tool-dock .float-panel-btn:hover,
.tool-dock .tool-dock-float:hover {
  background: var(--td-btn-hi);
  border-color: #4a5568;
  color: var(--td-text);
}

/* ── Cuerpo ── */
.tool-dock-body {
  padding: 0.75rem 0.9rem 0.8rem;
}

.tool-dock:not(.is-floating) .tool-dock-body {
  padding-right: 3rem;
}

.tool-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px 18px;
}

.tool-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}

.tool-group-wide {
  flex: 1 1 auto;
}

.tool-group-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--td-label);
  line-height: 1;
  padding-left: 1px;
}

.tool-group-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.tool-group-row.btnrow {
  margin: 0;
}

.tool-bar-divider {
  align-self: stretch;
  width: 1px;
  min-height: 48px;
  margin: 0 2px;
  background: linear-gradient(180deg, transparent, #4a5264 15%, #4a5264 85%, transparent);
}

/* ── Botones base ── */
.tool-dock .tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--td-btn);
  color: var(--td-text);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  touch-action: manipulation;
  text-decoration: none;
  transition:
    background 0.12s,
    border-color 0.12s,
    box-shadow 0.12s,
    transform 0.08s,
    color 0.12s;
  white-space: nowrap;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05) inset;
}

.tool-dock .tool-btn:active:not(:disabled) {
  transform: translateY(1px);
}

.tool-dock .tool-btn:disabled {
  opacity: 0.38;
  cursor: default;
  transform: none;
}

/* Altura — segmento */
.tool-segment {
  display: inline-flex;
  border-radius: 9px;
  overflow: hidden;
  border: 1px solid var(--td-border);
  background: var(--td-bg-well);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.35);
}

.tool-segment.pitch-nudge-row {
  margin: 0;
  gap: 0;
}

.tool-dock .tool-btn-seg {
  min-width: 46px;
  padding: 0 12px;
  border-radius: 0;
  border: none;
  background: var(--td-btn);
  color: #c5cdd9;
  box-shadow: none;
}

.tool-dock .tool-btn-seg + .tool-btn-seg {
  border-left: 1px solid var(--td-border-soft);
}

.tool-dock .tool-btn-seg:hover:not(:disabled) {
  background: var(--td-btn-hi);
  color: #fff;
}

.tool-dock .tool-glyph {
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  color: #9aa5b8;
}

.tool-dock .tool-btn-seg:hover:not(:disabled) .tool-glyph {
  color: #fff;
}

/* ── Transporte: Play / Stop (serio) ── */
.tool-transport-pair {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 11px;
  background: var(--td-bg-well);
  border: 1px solid var(--td-border-soft);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
}

.tool-dock .tool-btn-transport {
  min-width: 0;
  min-height: 0;
  padding: 0;
  border-radius: 8px;
  box-shadow: none;
}

.tool-dock .tool-btn-play {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--td-play-lo);
  background: radial-gradient(circle at 35% 30%, var(--td-play-hi) 0%, var(--td-play) 45%, var(--td-play-lo) 100%);
  color: #fff;
  box-shadow:
    0 2px 10px rgba(26, 157, 82, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.tool-dock .tool-btn-play:hover:not(:disabled) {
  background: radial-gradient(circle at 35% 30%, #2ed074 0%, #1fb862 45%, #159048 100%);
  border-color: #0f6634;
}

.tool-dock .tool-btn-play .tool-btn-text {
  display: none;
}

.tool-transport-icon {
  display: block;
  flex-shrink: 0;
}

.tool-transport-icon-play {
  width: 0;
  height: 0;
  margin-left: 3px;
  border-style: solid;
  border-width: 7px 0 7px 11px;
  border-color: transparent transparent transparent #fff;
}

.tool-dock .tool-btn-stop {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #4a4048;
  background: linear-gradient(180deg, #3a3238 0%, #2a2428 100%);
  color: #6b7280;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.tool-dock .tool-btn-stop:not(:disabled) {
  border-color: #6b3030;
  background: linear-gradient(180deg, #4a3034 0%, #351f24 100%);
  color: var(--td-stop);
  box-shadow:
    0 2px 8px rgba(192, 57, 43, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.tool-dock .tool-btn-stop:hover:not(:disabled) {
  border-color: #8b3a3a;
  background: linear-gradient(180deg, #5c3538 0%, #422428 100%);
}

.tool-dock .tool-btn-stop .tool-btn-text {
  display: none;
}

.tool-transport-icon-stop {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  background: currentColor;
}

.tool-dock .tool-btn-stop:not(:disabled) .tool-transport-icon-stop {
  background: #ef4444;
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.5);
}

/* ── Acciones secundarias ── */
.tool-dock .tool-btn-action {
  background: var(--td-btn);
  border-color: var(--td-border-soft);
  color: #c5cdd9;
}

.tool-dock .tool-btn-action:hover:not(:disabled) {
  background: var(--td-btn-hi);
  border-color: var(--td-border);
  color: #fff;
}

.tool-dock .tool-btn-action .tool-glyph {
  color: #7d8aa0;
}

.tool-dock .tool-btn-action:hover:not(:disabled) .tool-glyph {
  color: var(--td-accent);
}

.tool-dock .tool-btn-danger {
  background: linear-gradient(180deg, #4a2828 0%, #3a2020 100%);
  border-color: #6b3030;
  color: #fca5a5;
}

.tool-dock .tool-btn-danger:hover:not(:disabled) {
  background: linear-gradient(180deg, #5c3232 0%, #462525 100%);
  border-color: #8b3a3a;
  color: #fff;
}

/* ── Modal flotante ── */
.tool-dock.is-floating {
  position: fixed;
  z-index: 8500;
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  box-sizing: border-box;
  border-radius: 12px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04),
    0 24px 60px rgba(0, 0, 0, 0.55);
}

.tool-dock.is-floating .tool-dock-head {
  position: static;
  flex-shrink: 0;
  padding: 0.55rem 0.75rem;
  background: linear-gradient(180deg, #2e333d 0%, #252932 100%);
  border-bottom: 1px solid var(--td-border-soft);
  cursor: grab;
}

.tool-dock.is-floating .tool-dock-grip {
  display: block;
}

.tool-dock.is-floating .tool-dock-head-left,
.tool-dock.is-floating .tool-dock-head-text {
  display: flex;
}

.tool-dock.is-floating .tool-dock-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0.8rem 0.85rem 0.85rem;
}

body.panel-dragging .tool-dock.is-floating .tool-dock-head {
  cursor: grabbing;
}

.tool-dock .float-resize-handle {
  display: none;
}

.tool-dock.is-floating .float-resize-handle {
  display: block;
  position: absolute;
  right: 0;
  bottom: 0;
  width: 18px;
  height: 18px;
  cursor: nwse-resize;
  z-index: 5;
  background: linear-gradient(135deg, transparent 52%, rgba(139, 149, 168, 0.45) 52%);
  border-bottom-right-radius: 10px;
}

/* ── Layout escritorio (flex en app) ── */
@media (min-width: 901px) {
  .tool-dock:not(.is-floating) {
    flex-shrink: 0;
  }
}

/* ── Móvil: sin chrome flotante ── */
@media (max-width: 900px) {
  .tool-dock-head,
  .tool-dock-float,
  .tool-dock .float-resize-handle {
    display: none !important;
  }

  .tool-dock:not(.is-floating) .tool-dock-body {
    padding-right: 0.9rem;
  }

  .tool-dock .tool-btn-play .tool-btn-text,
  .tool-dock .tool-btn-stop .tool-btn-text {
    display: inline;
  }

  .tool-dock .tool-btn-transport {
    width: auto;
    height: auto;
    min-height: 36px;
    padding: 0 13px;
  }

  .tool-transport-pair {
    padding: 0;
    background: none;
    border: none;
    box-shadow: none;
    gap: 8px;
  }
}

/* ── Botón Generar ─────────────────────────────────────────────────────────── */
.tool-btn-generate {
  background: linear-gradient(180deg, #1a3a2a 0%, #0f2a1a 100%);
  border-color: #2a6a3a;
  color: #6eda9a;
  cursor: pointer;
  border-radius: 5px;
  border-style: solid;
  border-width: 1px;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.tool-btn-generate:hover:not(:disabled) {
  background: linear-gradient(180deg, #1e4a32 0%, #133520 100%);
  border-color: #3a8a4a;
  color: #9effc0;
}
.tool-btn-generate:disabled {
  background: linear-gradient(180deg, #1a1a1a 0%, #111 100%);
  border-color: #333;
  color: #555;
  cursor: not-allowed;
  opacity: 0.5;
}
.tool-btn-generate .tool-glyph { color: #4ab870; }
.tool-btn-generate:hover .tool-glyph { color: #7effa0; }

/* ── Modal generador (selector de compases) ───────────────────────────────── */
.gen-m-btn {
  width: 40px; height: 32px;
  border: 1px solid #444; border-radius: 5px;
  background: #1e1e1e; color: #ccc;
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.gen-m-btn:hover { background: #2a2a2a; color: #fff; }
.gen-m-btn.active { background: #1a3a2a; border-color: #2a6a3a; color: #6eda9a; }

/* ── Controles de efectos de audio ─────────────────────────────────────────── */
.audio-fx-row {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
}
.audio-fx-label {
  font-size: 12px;
  color: #888;
  user-select: none;
  min-width: 16px;
  text-align: center;
}
.audio-fx-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 72px;
  height: 4px;
  border-radius: 2px;
  background: #333;
  outline: none;
  cursor: pointer;
}
/* La barra de progreso rellena se actualiza vía JS con --val */
.audio-fx-slider {
  background: linear-gradient(
    to right,
    #6eda9a 0%,
    #6eda9a var(--val, 63%),
    #333 var(--val, 63%),
    #333 100%
  );
}
.audio-fx-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #6eda9a;
  cursor: pointer;
  box-shadow: 0 0 0 2px #1a1a1a;
}
.audio-fx-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #6eda9a;
  border: 2px solid #1a1a1a;
  cursor: pointer;
}
.audio-fx-slider::-moz-range-progress {
  background: #6eda9a;
  height: 4px;
  border-radius: 2px;
}