/* Persistent radio dock — visible only while the stream is playing */

:root {
  --radio-dock-h: 2.75rem;
}

.radio-audio-host {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.radio-dock {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 220;
  height: var(--radio-dock-h);
  border-bottom: 1px solid color-mix(in srgb, var(--brand) 35%, var(--border));
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--brand) 14%, var(--bg-elevated)),
    var(--bg-elevated) 45%,
    var(--bg-elevated)
  );
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}

.radio-dock__inner {
  max-width: 1280px;
  height: 100%;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.radio-dock__live {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  transition: color var(--transition, 0.35s ease);
}

.radio-dock.is-playing .radio-dock__live {
  color: var(--brand-light);
}

.radio-dock__live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.45;
}

.radio-dock.is-playing .radio-dock__live-dot {
  opacity: 1;
  background: var(--brand);
  animation: radioDockPulse 1.8s ease-out infinite;
}

@keyframes radioDockPulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--brand) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.radio-dock__meta {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}

.radio-dock__show,
.radio-dock__track {
  margin: 0;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radio-dock__show {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
}

.radio-dock__track {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.radio-dock__track[hidden] {
  display: none;
}

.radio-dock__actions {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.radio-dock__play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: color-mix(in srgb, var(--brand) 18%, var(--bg-card));
  color: var(--text);
  transition: border-color var(--transition, 0.35s ease), transform var(--transition, 0.35s ease);
}

.radio-dock__play:hover {
  border-color: var(--brand);
  transform: scale(1.04);
}

.radio-dock__play-icons {
  display: grid;
  place-items: center;
}

.radio-dock__icon {
  width: 1rem;
  height: 1rem;
  grid-area: 1 / 1;
}

.radio-dock__icon--pause {
  display: none;
}

.radio-dock__play.is-playing .radio-dock__icon--play {
  display: none;
}

.radio-dock__play.is-playing .radio-dock__icon--pause {
  display: block;
}

.radio-dock__link {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-light);
  white-space: nowrap;
}

.radio-dock__link:hover {
  color: var(--brand);
}

body.has-radio-dock {
  --radio-dock-offset: var(--radio-dock-h);
}

body.has-radio-dock .site-header {
  top: var(--radio-dock-offset);
}

@media (max-width: 640px) {
  .radio-dock__track {
    display: none;
  }

  .radio-dock__link {
    font-size: 0.68rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .radio-dock__live-dot {
    animation: none !important;
  }
}