/* ========================================
   Persistent Audio Player — "Tube Glow"
   Fixed bottom faceplate. Restyle only — all Stimulus targets/actions and
   data-turbo-permanent are preserved by the markup.
   ======================================== */

.persistent-player {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 76px;
  z-index: 200;
  display: none;
  align-items: center;
  gap: 22px;
  padding: 0 24px;
  font-family: var(--font-mono);
  background: linear-gradient(180deg, #080605, #040302);
  border-top: 1px solid rgba(224, 162, 60, 0.32);
  box-shadow: inset 0 1px 0 rgba(224, 162, 60, 0.06), 0 -8px 24px -12px rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(6px);
}

.persistent-player.player--visible {
  display: flex;
  animation: player-enter 200ms ease-out;
}

@keyframes player-enter {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

/* VU ornament (decorative) */
@keyframes vu {
  0%, 100% { transform: scaleY(0.45); }
  50%      { transform: scaleY(1); }
}

/* --- Thumbnail --- */
.persistent-player__thumb {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  position: relative;
  border-radius: 5px;
  border: 1px solid rgba(224, 162, 60, 0.22);
  overflow: hidden;
  background: repeating-linear-gradient(135deg, #1a160f 0 5px, #120f0a 5px 10px);
}

.persistent-player__art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Now playing --- */
.persistent-player__now {
  width: 250px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 11px;
}

.persistent-player__vu {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 18px;
  flex-shrink: 0;
}

.persistent-player__vu span {
  width: 3px;
  background: var(--amber);
  transform-origin: bottom;
  box-shadow: 0 0 6px rgba(224, 162, 60, 0.5);
  animation: vu 0.7s ease-in-out infinite;
}
.persistent-player__vu span:nth-child(1) { height: 55%; animation-delay: 0s; }
.persistent-player__vu span:nth-child(2) { height: 92%; animation-delay: 0.2s; }
.persistent-player__vu span:nth-child(3) { height: 45%; animation-delay: 0.35s; }
.persistent-player__vu span:nth-child(4) { height: 74%; animation-delay: 0.1s; }

.persistent-player__meta {
  line-height: 1.25;
  overflow: hidden;
  min-width: 0;
}

.persistent-player__eyebrow {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--ink-30);
  text-transform: uppercase;
  margin-bottom: 3px;
}

.persistent-player__now-playing {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.3px;
  color: var(--ink-100);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-decoration: none;
}
.persistent-player__now-playing:hover {
  color: var(--accent-hover);
  text-decoration: none;
}

.persistent-player__subtitle {
  font-size: 9.5px;
  letter-spacing: 0.5px;
  color: var(--ink-40);
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Play / pause orb --- */
.persistent-player__play-pause {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  background: var(--amber-bright);
  color: #0a0807;
  font-size: 13px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 22px -3px rgba(224, 162, 60, 0.75), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  transition: box-shadow var(--transition-fast);
}
.persistent-player__play-pause:hover {
  box-shadow: 0 0 28px -2px rgba(224, 162, 60, 0.9), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}

/* --- Seek (waveform) --- */
.persistent-player__seek-group {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.persistent-player__time {
  font-size: 10px;
  letter-spacing: 0.5px;
  color: var(--ink-30);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  min-width: 3em;
}
.persistent-player__time--elapsed {
  color: var(--amber);
  text-shadow: 0 0 6px rgba(224, 162, 60, 0.4);
  text-align: right;
}

/* Waveform: a dim base layer + an amber fill layer clipped to the playhead
   (--seek-progress, inherited from #persistent-player). The native range input
   overlays it, transparent, for dragging. */
.persistent-player__wave-wrap {
  position: relative;
  flex: 1;
  height: 30px;
  min-width: 0;
}

.persistent-player__wave {
  position: absolute;
  inset: 0;
  pointer-events: none;
  --wave-energy: 0;
}

.persistent-player__wave-layer {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  gap: 1.5px;
}

.persistent-player__wave-layer span {
  flex: 1 1 0;
  min-width: 0;
  border-radius: 1px;
}

.persistent-player__wave-layer--base span {
  background: rgba(224, 162, 60, 0.20);
}

.persistent-player__wave-layer--fill {
  /* show only the played portion */
  clip-path: inset(0 calc(100% - var(--seek-progress, 0%)) 0 0);
  /* subtle live pulse driven by the AnalyserNode */
  transform: scaleY(calc(0.82 + 0.18 * var(--wave-energy, 0)));
  transform-origin: center;
  transition: transform 80ms linear;
}
.persistent-player__wave-layer--fill span {
  background: rgba(224, 162, 60, 0.9);
  box-shadow: 0 0 4px rgba(224, 162, 60, 0.35);
}

.persistent-player__seek {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  background: transparent;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}
.persistent-player__seek::-webkit-slider-runnable-track {
  height: 100%;
  background: transparent;
}
.persistent-player__seek::-moz-range-track {
  height: 100%;
  background: transparent;
}
.persistent-player__seek::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 3px;
  height: 30px;
  margin-top: 0;
  border: none;
  border-radius: 1px;
  background: #f3bd63;
  box-shadow: 0 0 8px rgba(224, 162, 60, 0.85);
  cursor: pointer;
}
.persistent-player__seek::-moz-range-thumb {
  width: 3px;
  height: 30px;
  border: none;
  border-radius: 1px;
  background: #f3bd63;
  box-shadow: 0 0 8px rgba(224, 162, 60, 0.85);
  cursor: pointer;
}

/* --- Volume --- */
.persistent-player__volume-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.persistent-player__volume {
  width: 70px;
  height: 18px;
  background: transparent;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}
.persistent-player__volume::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 2px;
  background: rgba(224, 162, 60, 0.25);
  box-shadow: var(--shadow-recessed);
}
.persistent-player__volume::-moz-range-track {
  height: 3px;
  border-radius: 2px;
  background: rgba(224, 162, 60, 0.25);
}
.persistent-player__volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  margin-top: -4.5px;
  border-radius: 50%;
  background: var(--amber-bright);
  box-shadow: 0 0 6px rgba(224, 162, 60, 0.7);
  cursor: pointer;
}
.persistent-player__volume::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: none;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 6px rgba(224, 162, 60, 0.7);
  cursor: pointer;
}

.persistent-player__volume-label {
  font-size: 7px;
  letter-spacing: 1px;
  color: var(--ink-30);
  text-transform: uppercase;
}