/* ----------------------------- bottom player ---------------------------- */

.bottom-player {
  align-items: center;
  background: rgba(17, 19, 31, 0.98);
  bottom: 0;
  box-shadow: 0 -10px 24px rgba(5, 6, 17, 0.3);
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(200px, 340px) minmax(300px, 1fr) auto;
  height: var(--player-height);
  left: 0;
  padding: 12px 24px;
  position: fixed;
  right: 0;
  z-index: 20;
}

.bottom-player::before {
  background: rgba(255, 255, 255, 0.12);
  content: "";
  height: 1px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

/* Echo of the header's amber stitch on the player's top hairline. */
.bottom-player::after {
  background: linear-gradient(90deg, rgba(255, 197, 61, 0.35) 0 4px, transparent 4px 10px);
  content: "";
  height: 1px;
  left: 24px;
  pointer-events: none;
  position: absolute;
  top: 0;
  width: 72px;
}

.now-block {
  align-items: center;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr) var(--control-sm);
  min-width: 0;
}

/* Art + titles double as the shortcut back to the radio view. */
.now-open {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  color: inherit;
  cursor: pointer;
  display: grid;
  gap: 16px;
  grid-template-columns: 56px minmax(0, 1fr);
  min-width: 0;
  padding: 0;
  text-align: left;
}

.now-copy {
  display: grid;
  min-width: 0;
}

.now-title {
  font-size: 15px;
}

.current-like {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: 8px;
  color: var(--text-dim);
  cursor: pointer;
  display: inline-flex;
  height: var(--control-sm);
  justify-content: center;
  width: var(--control-sm);
}

.current-like svg {
  height: 17px;
  width: 17px;
}

.transport-block {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.controls-row {
  align-items: center;
  display: flex;
  gap: 18px;
  justify-content: center;
}

.icon-button {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: 999px;
  color: var(--blue-soft);
  cursor: pointer;
  display: inline-flex;
  height: var(--control-sm);
  justify-content: center;
  position: relative;
  width: var(--control-sm);
}

.icon-button:hover,
.icon-button.active {
  color: var(--amber);
}

.icon-button.repeat-one::after {
  background: var(--amber);
  border-radius: 999px;
  color: var(--amber-text);
  content: "1";
  font-size: 9px;
  font-weight: 800;
  height: 12px;
  line-height: 12px;
  position: absolute;
  right: -2px;
  text-align: center;
  top: -2px;
  width: 12px;
}

.icon-button svg {
  height: 20px;
  width: 20px;
}

/* The play button is Sad Bee: asleep while paused, bobbing while playing.
 * A small amber badge keeps a conventional play/pause glyph for recognition. */
.play-button {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  height: 56px;
  justify-content: center;
  position: relative;
  width: 56px;
}

.play-badge {
  align-items: center;
  background: var(--amber);
  border-radius: 999px;
  bottom: -3px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  color: var(--amber-text);
  display: inline-flex;
  height: 18px;
  justify-content: center;
  position: absolute;
  right: -5px;
  width: 18px;
}

.app-shell.is-loading .play-badge {
  background: var(--blue-soft);
}

.play-badge svg {
  height: 10px;
  width: 10px;
}

.play-button .pause-icon,
.app-shell.is-playing .play-button .play-icon {
  display: none;
}

.app-shell.is-playing .play-button .pause-icon {
  display: block;
}

.progress-row {
  align-items: center;
  display: grid;
  gap: 10px;
  grid-template-columns: 44px minmax(140px, 340px) 44px;
  justify-content: center;
  width: 100%;
}

/* --------------------------- the heavenly river -------------------------- */
/* "Amanogawa" means Milky Way: the played part of the seek bar is a band of
 * star-dust that drifts while the music plays and freezes on pause. */

.progress-track {
  background:
    radial-gradient(circle at 18% 30%, rgba(224, 223, 254, 0.35) 0 0.5px, transparent 1.2px),
    radial-gradient(circle at 71% 68%, rgba(224, 223, 254, 0.22) 0 0.5px, transparent 1.2px),
    rgba(255, 255, 255, 0.12);
  background-size: 47px 5px, 73px 5px, auto;
  border-radius: 3px;
  cursor: pointer;
  height: 5px;
  position: relative;
  touch-action: none;
}

/* Without a known duration the bar is display-only (see syncSeekable). */
.progress-track[data-seekable="false"] {
  cursor: default;
}

/* Three star layers tile at different widths and pan by exactly one tile per
 * loop, so the drift never visibly repeats or jumps. */
.progress-fill {
  background:
    radial-gradient(circle at 9px 1.5px, rgba(255, 255, 255, 0.95) 0 0.6px, transparent 1.5px),
    radial-gradient(circle at 21px 3.5px, rgba(224, 223, 254, 0.85) 0 0.5px, transparent 1.3px),
    radial-gradient(circle at 34px 2px, rgba(255, 236, 190, 0.95) 0 0.7px, transparent 1.6px),
    linear-gradient(90deg, rgba(255, 197, 61, 0.72), var(--amber));
  background-size: 41px 5px, 57px 5px, 69px 5px, auto;
  border-radius: 3px;
  box-shadow: 0 0 12px rgba(255, 197, 61, 0.35);
  display: block;
  height: 5px;
  /* Glides between 500ms progress polls; see setProgressRatio. */
  transition: width 520ms linear;
  width: 0;
}

.app-shell.is-playing .progress-fill {
  animation: river-drift 8s linear infinite;
}

@keyframes river-drift {
  to {
    background-position: 41px 0, -57px 0, 69px 0, 0 0;
  }
}

/* A little star rides the river. Visual only — the drag target is the
 * full-height track, unchanged. The wrap carries position + trail sparks so
 * the star's clip-path cannot clip them. */
.knot-wrap {
  height: 13px;
  left: 0;
  pointer-events: none;
  position: absolute;
  top: -4px;
  transition: left 520ms linear;
  width: 13px;
}

/* Seeks, track changes, and drags move the star directly, with no easing. */
.progress-track.progress-snap .progress-fill,
.progress-track.progress-snap .knot-wrap,
.progress-track.scrubbing .progress-fill,
.progress-track.scrubbing .knot-wrap {
  transition: none;
}

.thread-knot {
  background: var(--amber);
  clip-path: polygon(50% 0%, 62% 36%, 100% 38%, 70% 60%, 81% 100%, 50% 76%, 19% 100%, 30% 60%, 0% 38%, 38% 36%);
  filter: drop-shadow(0 0 5px rgba(255, 197, 61, 0.65));
  height: 13px;
  position: absolute;
  width: 13px;
}

.app-shell.is-playing .thread-knot {
  animation: knot-twinkle 2.4s ease-in-out infinite;
}

/* A glow-pulse only: scale/rotate wobble on top of the traveling star made
 * its motion read as jitter. */
@keyframes knot-twinkle {
  0%,
  100% {
    filter: drop-shadow(0 0 3px rgba(255, 197, 61, 0.5));
    transform: scale(1);
  }
  50% {
    filter: drop-shadow(0 0 8px rgba(255, 224, 130, 0.95));
    transform: scale(1.1);
  }
}

/* Two tiny sparks trail behind the riding star while playing. */
.knot-spark {
  background: rgba(255, 224, 130, 0.95);
  clip-path: polygon(50% 0%, 65% 35%, 100% 50%, 65% 65%, 50% 100%, 35% 65%, 0% 50%, 35% 35%);
  height: 5px;
  left: -8px;
  opacity: 0;
  position: absolute;
  top: 3px;
  width: 5px;
}

.knot-spark:last-child {
  background: rgba(224, 223, 254, 0.9);
  height: 4px;
  left: -14px;
  top: 6px;
  width: 4px;
}

.app-shell.is-playing .knot-spark {
  animation: spark-trail 1.3s ease-out infinite;
}

.app-shell.is-playing .knot-spark:last-child {
  animation-delay: 0.65s;
  animation-duration: 1.5s;
}

@keyframes spark-trail {
  0% {
    opacity: 0;
    transform: translateX(3px) scale(0.5);
  }
  25% {
    opacity: 0.95;
    transform: translateX(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateX(-7px) scale(0.4) rotate(40deg);
  }
}

/* One-shot: streaks the full bar when a song ends (see shootStarAcross). */
.shooting-star {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.95));
  border-radius: 999px;
  filter: drop-shadow(0 0 4px rgba(255, 197, 61, 0.8));
  height: 2px;
  left: -36px;
  pointer-events: none;
  position: absolute;
  top: 50%;
  width: 34px;
  z-index: 1;
}

.shooting-star::after {
  background: #fff;
  border-radius: 999px;
  box-shadow: 0 0 6px rgba(255, 236, 190, 0.95);
  content: "";
  height: 3.5px;
  position: absolute;
  right: -1px;
  top: -0.75px;
  width: 3.5px;
}

.shooting-star {
  animation: star-shoot 750ms cubic-bezier(0.25, 0.6, 0.35, 1) forwards;
}

@keyframes star-shoot {
  0% {
    opacity: 0;
    transform: translate(0, -50%);
  }
  12% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(var(--shoot-distance, 400px), -50%);
  }
}

/* One-shot: a liked song flicks an extra star into the river. */
.river-star {
  background: var(--amber);
  clip-path: polygon(50% 0%, 62% 36%, 100% 38%, 70% 60%, 81% 100%, 50% 76%, 19% 100%, 30% 60%, 0% 38%, 38% 36%);
  filter: drop-shadow(0 0 4px rgba(255, 197, 61, 0.7));
  height: 8px;
  margin-top: -4px;
  pointer-events: none;
  position: absolute;
  top: 50%;
  width: 8px;
  z-index: 1;
}

.river-star {
  animation: river-star-in 2.8s ease forwards;
}

@keyframes river-star-in {
  0% {
    opacity: 0;
    transform: translateY(-10px) scale(0.4) rotate(-50deg);
  }
  16% {
    opacity: 1;
    transform: translateY(0) scale(1.2) rotate(0deg);
  }
  28% {
    transform: scale(0.9);
  }
  40%,
  78% {
    opacity: 0.95;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(0.4);
  }
}

.duration-label {
  color: var(--text-soft);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.duration-label:first-child {
  text-align: right;
}

.player-actions {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.volume-field {
  align-items: center;
  color: var(--blue-soft);
  display: inline-flex;
  gap: 8px;
}

.volume-field > svg {
  flex: 0 0 auto;
  height: 18px;
  width: 18px;
}

.volume-field input {
  accent-color: var(--amber);
  cursor: pointer;
  width: 88px;
}


/* ---------------------------- now-playing panel ------------------------- */
/* The video is always visible while it plays — hidden-but-audible video is
 * a YouTube ToS problem and confuses users. The iframe never moves in the
 * DOM (moving it reloads the player). */

/* Flex column, not grid: a grid row sized only by the frame's aspect-ratio
 * collapses to 0 once the queue overflows the panel's max-height. */
.now-panel {
  background: rgba(15, 17, 31, 0.96);
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: calc(100dvh - var(--player-height));
  /* The video and info stay put; only the Up next list scrolls. */
  overflow: hidden;
  padding: 14px 16px 16px;
  position: sticky;
  top: 0;
}

.now-panel[hidden] {
  display: none;
}

.panel-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

/* The expand/collapse chrome only exists on the mobile mini/sheet; desktop
 * toggles the whole panel from the player bar. */
.panel-head-actions {
  display: none;
  gap: 6px;
}

.panel-chrome-btn {
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 0;
  border-radius: 8px;
  color: var(--text-dim);
  cursor: pointer;
  display: inline-flex;
  height: 26px;
  justify-content: center;
  transition: background 140ms ease, color 140ms ease;
  width: 26px;
}

.panel-chrome-btn:hover {
  background: rgba(255, 255, 255, 0.13);
  color: var(--text);
}

.panel-chrome-btn svg {
  height: 16px;
  transition: transform 220ms ease;
  width: 16px;
}

.panel-frame {
  aspect-ratio: 16 / 9;
  flex-shrink: 0;
  background:
    radial-gradient(circle at 70% 24%, rgba(255, 197, 61, 0.16), transparent 30%),
    var(--bg-deep);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.panel-frame > div,
.panel-frame iframe {
  border: 0;
  display: block;
  height: 100%;
  width: 100%;
}

/* Pre-play placeholder: the selected track's cover art, dimmed, under the
 * "press play" hint — set via --panel-cover from renderNowPanel. */
.panel-overlay {
  background-color: var(--bg-deep);
  background-image: linear-gradient(165deg, rgba(9, 11, 22, 0.62), rgba(9, 11, 22, 0.8)), var(--panel-cover, none);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  color: var(--text-soft);
  display: grid;
  font-size: 13px;
  font-weight: 600;
  gap: 8px;
  inset: 0;
  justify-items: center;
  place-content: center;
  position: absolute;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

.panel-overlay svg {
  color: var(--amber);
  height: 20px;
  width: 20px;
}

.now-panel.has-video .panel-overlay {
  display: none;
}

.panel-info {
  display: grid;
  flex-shrink: 0;
  gap: 6px;
  justify-items: start;
}

.panel-kicker {
  color: var(--blue-soft-dim);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.panel-title {
  color: var(--text);
  font-family: "Baloo 2", "Quicksand", sans-serif;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.panel-artist {
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 500;
}

.panel-source {
  color: var(--blue-soft-dim);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.panel-note {
  background: var(--amber-soft);
  border-radius: var(--radius-sm);
  color: var(--amber);
  font-size: 13px;
  font-weight: 600;
  margin: 0;
  padding: 8px 12px;
}

.panel-note[hidden] {
  display: none;
}

/* Inline escape hatch inside the blocked-track note. */
.note-link {
  background: transparent;
  border: 0;
  color: var(--amber);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

/* Flex column with a scrollable list: the heading stays pinned while the
 * queue scrolls under it. */
.panel-upnext {
  border-top: 1px dashed rgba(224, 223, 254, 0.14);
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
  padding-top: 12px;
}

.panel-upnext .upnext-heading {
  flex-shrink: 0;
  padding: 0;
}

/* No scrollbar: soft edge fades (below) say "there's more" instead. */
.panel-upnext .upnext-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
}

.panel-upnext .upnext-list::-webkit-scrollbar {
  display: none;
}

/* fade-top/fade-bottom are kept in sync with the scroll position by
 * syncQueueFade in render.js. */
.panel-upnext .upnext-list.fade-bottom {
  mask-image: linear-gradient(180deg, #000 calc(100% - 40px), transparent 100%);
}

.panel-upnext .upnext-list.fade-top {
  mask-image: linear-gradient(180deg, transparent 0, #000 40px);
}

.panel-upnext .upnext-list.fade-top.fade-bottom {
  mask-image: linear-gradient(180deg, transparent 0, #000 40px, #000 calc(100% - 40px), transparent 100%);
}

.panel-upnext h3 {
  font-size: 15px;
}

/* Player-bar toggle for the panel — lit while the panel is showing. */
.panel-toggle.active {
  color: var(--amber);
}

/* ------------------------------ heart burst ------------------------------ */

.heart-burst {
  pointer-events: none;
  position: fixed;
  z-index: 60;
}

.heart-burst-bit {
  animation: heart-pop 620ms ease-out forwards;
  color: var(--amber);
  font-size: 12px;
  left: 0;
  line-height: 1;
  position: absolute;
  top: 0;
}

.heart-burst-bit:nth-child(2n) {
  color: var(--danger);
  font-size: 9px;
}

@keyframes heart-pop {
  from {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.4) rotate(0deg);
  }
  to {
    opacity: 0;
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(1.1) rotate(var(--spin));
  }
}