/* ==========================================================================
   Lucidez · Reproductor de audio (FASE 2)
   Skeleton/Shimmer mientras bufferiza. El tiempo transcurrido es tabular-nums
   estatico (sin Number ticker: es de alta frecuencia, no se anima). Errores
   en un mensaje suave en linea, nunca con Shake.
   ========================================================================== */

.player {
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
}

.player__row {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.player__play {
  flex: none;
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #fff;
  transition: transform var(--dur-press) var(--ease-out);
}
.player__play:active { transform: scale(0.94); }
.player__play-ic { width: 22px; height: 22px; stroke: #fff; }

.player__bar {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.player__time {
  flex: none;
  width: 40px;
  font-size: var(--fs-xs);
  color: var(--text-soft);
  font-variant-numeric: tabular-nums;
}
.player__time--total { text-align: right; }

.player__seek {
  flex: 1;
  appearance: none;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--surface-border);
  outline-offset: 4px;
}
.player__seek::-webkit-slider-thumb {
  appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform var(--dur-press) var(--ease-out);
}
.player__seek::-webkit-slider-thumb:active { transform: scale(1.2); }
.player__seek::-moz-range-thumb {
  width: 14px; height: 14px;
  border: none;
  border-radius: 50%;
  background: var(--accent);
}

.player__error {
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-sm);
  color: var(--text-soft);
}

/* --- Estado cargando: shimmer discreto, coherente con la paz de la app - */
.player--loading .player__play,
.player--loading .player__seek {
  position: relative;
  overflow: hidden;
  background: var(--surface-border);
}
.player--loading .player__play::after,
.player--loading .player__seek::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    transparent, color-mix(in srgb, var(--accent-tint) 70%, transparent), transparent);
  animation: player-shimmer 1.6s var(--ease-in-out) infinite;
}
.player--loading .player__play { background: var(--surface-border); }
.player--loading .player__time--total { visibility: hidden; }

@keyframes player-shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.player--error .player__play { background: var(--text-soft); }

.player__offline-tag {
  display: inline-flex;
  align-self: flex-start;
  margin-top: var(--sp-3);
  padding: 3px var(--sp-3);
  border-radius: var(--radius-pill);
  background: var(--accent-tint);
  color: var(--accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-label);
}

/* --- Descarga offline (Stepped progress, como Spotify) ------------------ */
.dl {
  margin-top: var(--sp-3);
  padding: var(--sp-4);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
}

.dl__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--text-soft);
  font-size: var(--fs-sm);
  transition: color var(--dur-fast) var(--ease-out);
}
.dl__btn .ic { width: 18px; height: 18px; }
@media (hover: hover) and (pointer: fine) {
  .dl__btn:hover { color: var(--text); }
}

.dl--busy .dl__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-sm);
  color: var(--text-soft);
  margin-bottom: var(--sp-2);
}
.dl__pct { font-variant-numeric: tabular-nums; color: var(--text); }

.dl__track {
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--surface-border);
  overflow: hidden;
}
.dl__fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: var(--radius-pill);
  transition: width var(--dur-fast) var(--ease-out);
}

.dl--done {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--text-soft);
  font-size: var(--fs-sm);
}
.dl__check-ic { width: 18px; height: 18px; color: var(--accent); flex: none; }
.dl__remove {
  margin-left: auto;
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 50%;
  color: var(--text-soft);
  transition: background-color var(--dur-fast) var(--ease-out);
}
.dl__remove .ic { width: 14px; height: 14px; }
@media (hover: hover) and (pointer: fine) {
  .dl__remove:hover { background: var(--accent-tint); color: var(--text); }
}

@media (prefers-reduced-motion: reduce) {
  .player--loading .player__play::after,
  .player--loading .player__seek::after { animation: none; opacity: 0.5; }
}