.shelf {
  margin: 0 0 clamp(28px, 4vw, 54px);
}

.shelf__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin: 0 0 14px;
  padding: 0 2px;
}

.shelf__title {
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.shelf__count {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.shelf__track {
  display: flex;
  gap: clamp(14px, 2.2vw, 26px);
  overflow-x: auto;
  overflow-y: hidden;
  padding: 4px 2px 18px;
  scroll-padding-inline: 2px;
  scroll-snap-type: x mandatory;
  scrollbar-color: rgba(255, 246, 235, 0.22) transparent;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.shelf__track::-webkit-scrollbar {
  height: 6px;
}

.shelf__track::-webkit-scrollbar-track {
  background: transparent;
}

.shelf__track::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(255, 246, 235, 0.2);
}

.album-card {
  display: flex;
  flex: 0 0 clamp(168px, 21vw, 246px);
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 0;
  border-radius: var(--radius);
  color: var(--text);
  text-align: left;
  scroll-snap-align: start;
  transition: transform 360ms var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.album-card__art {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 30% 20%, rgba(227, 164, 95, 0.18), transparent 55%),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.28);
  transition: border-color 320ms var(--ease), box-shadow 320ms var(--ease), transform 360ms var(--ease);
}

.album-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.01);
  transition: transform 620ms var(--ease), filter 620ms var(--ease);
}

.album-card__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(5, 4, 3, 0.72));
  opacity: 0.72;
  transition: opacity 320ms var(--ease);
}

.album-card__play {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  background: rgba(12, 9, 7, 0.68);
  color: var(--accent-strong);
  opacity: 0;
  transform: translateY(7px) scale(0.9);
  transition: opacity 300ms var(--ease), transform 300ms var(--ease);
  backdrop-filter: blur(10px);
}

.album-card__play .icon {
  width: 17px;
  height: 17px;
  margin-left: 2px;
}

.album-card__title {
  overflow: hidden;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-card__meta {
  margin-top: -7px;
  color: var(--muted);
  font-size: 0.74rem;
  letter-spacing: 0.035em;
}

.album-card.is-active .album-card__art {
  border-color: rgba(227, 164, 95, 0.62);
  box-shadow: 0 0 0 1px rgba(227, 164, 95, 0.18), 0 22px 48px rgba(0, 0, 0, 0.4);
}

.album-card.is-active .album-card__play {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.album-card--skeleton {
  pointer-events: none;
}

.album-card--skeleton .album-card__art {
  border-color: transparent;
  background: rgba(255, 255, 255, 0.04);
}

@media (hover: hover) {
  .album-card:hover {
    transform: translateY(-4px);
  }

  .album-card:hover .album-card__art,
  .album-card:focus-visible .album-card__art {
    border-color: rgba(255, 246, 235, 0.28);
    box-shadow: 0 24px 52px rgba(0, 0, 0, 0.42);
  }

  .album-card:hover .album-card__image,
  .album-card:focus-visible .album-card__image {
    filter: saturate(1.08) brightness(1.04);
    transform: scale(1.055);
  }

  .album-card:hover .album-card__play,
  .album-card:focus-visible .album-card__play {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.queue {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  bottom: calc(var(--player-h) + env(safe-area-inset-bottom));
  display: flex;
  width: min(380px, 92vw);
  flex-direction: column;
  padding: clamp(20px, 3vw, 30px) 0 10px;
  border-left: 1px solid var(--line);
  background: rgba(14, 11, 9, 0.84);
  box-shadow: -24px 0 70px rgba(0, 0, 0, 0.34);
  opacity: 0;
  visibility: hidden;
  transform: translateX(102%);
  transition: transform 460ms var(--ease), opacity 320ms var(--ease), visibility 0s linear 460ms;
  backdrop-filter: blur(26px) saturate(1.2);
}

.queue.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  transition: transform 460ms var(--ease), opacity 320ms var(--ease), visibility 0s linear 0s;
}

.queue__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 0 clamp(20px, 3vw, 28px) 20px;
}

.queue__eyebrow {
  margin-bottom: 7px;
  font-size: 0.6rem;
}

.queue__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.queue__close {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
}

.queue__list {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 2px;
  min-height: 0;
  margin: 0;
  padding: 0 12px 18px;
  overflow-y: auto;
  list-style: none;
  scrollbar-color: rgba(255, 246, 235, 0.22) transparent;
  scrollbar-width: thin;
}

.queue__list::-webkit-scrollbar {
  width: 5px;
}

.queue__list::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(255, 246, 235, 0.2);
}

.queue__row {
  margin: 0;
  padding: 0;
}

.queue__item {
  display: grid;
  grid-template-columns: 2.3em minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 11px 12px;
  border-radius: 10px;
  color: var(--muted);
  text-align: left;
  transition: color 200ms var(--ease), background 200ms var(--ease);
}

.queue__index {
  color: rgba(255, 246, 235, 0.32);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.04em;
}

.queue__track {
  overflow: hidden;
  font-size: 0.82rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.queue__item:hover,
.queue__item:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.queue__item.is-active {
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.queue__item.is-active .queue__index {
  color: var(--accent);
}

.queue__wave {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  width: 14px;
  height: 14px;
  opacity: 0;
}

.queue__item.is-active .queue__wave {
  opacity: 1;
}

.queue__wave i {
  display: block;
  width: 2px;
  height: 40%;
  border-radius: 999px;
  background: currentColor;
  animation: wave 900ms ease-in-out infinite alternate;
}

.queue__wave i:nth-child(2) {
  height: 80%;
  animation-delay: -300ms;
}

.queue__wave i:nth-child(3) {
  height: 60%;
  animation-delay: -600ms;
}

@keyframes wave {
  from {
    transform: scaleY(0.45);
  }
  to {
    transform: scaleY(1);
  }
}

.queue-scrim {
  position: fixed;
  z-index: 45;
  inset: 0 0 calc(var(--player-h) + env(safe-area-inset-bottom));
  background: rgba(4, 3, 2, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 320ms var(--ease), visibility 0s linear 320ms;
  backdrop-filter: blur(2px);
}

.queue-scrim.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 320ms var(--ease), visibility 0s linear 0s;
}

@media (max-width: 720px) {
  .shelf {
    margin-bottom: 20px;
  }

  .shelf__track {
    gap: 14px;
    margin-right: calc(clamp(14px, 4vw, 42px) * -1);
    padding-right: clamp(14px, 4vw, 42px);
  }

  .album-card {
    flex-basis: clamp(158px, 63vw, 230px);
  }

  .album-card__play {
    opacity: 1;
    transform: none;
  }

  .queue,
  .queue-scrim {
    bottom: 0;
  }

  .queue {
    top: auto;
    width: 100%;
    height: min(62vh, 520px);
    border-top: 1px solid var(--line);
    border-left: 0;
    border-radius: 22px 22px 0 0;
    padding-top: 16px;
    transform: translateY(104%);
    box-shadow: 0 -24px 70px rgba(0, 0, 0, 0.38);
  }

  .queue.is-open {
    transform: translateY(0);
  }

  .queue__head {
    padding: 0 20px 14px;
  }

  .queue__list {
    padding-bottom: calc(var(--player-h) + 18px);
  }

  .queue::before {
    position: absolute;
    top: 8px;
    left: 50%;
    width: 38px;
    height: 4px;
    border-radius: 999px;
    background: rgba(255, 246, 235, 0.18);
    content: "";
    transform: translateX(-50%);
  }
}

@media (min-width: 721px) and (max-width: 1080px) {
  .album-card {
    flex-basis: clamp(180px, 27vw, 230px);
  }
}