:root {
  --label: rgba(255, 255, 255, .96);
  --label-2: rgba(235, 235, 245, .62);
  --label-3: rgba(235, 235, 245, .34);
  --fill: rgba(255, 255, 255, .12);
  --fill-2: rgba(255, 255, 255, .2);
  --separator: rgba(255, 255, 255, .1);
  --material: rgba(30, 30, 32, .55);
  --green: #30d158;
  --red: #ff453a;
  --pink: #fa2d48;
  --qc: #1257e0;        /* flag blue, lifted a little to read on dark */
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --spring: cubic-bezier(.2, .9, .25, 1.15);
  color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; }
body {
  min-height: 100vh; min-height: 100dvh;
  background: #07142f; color: var(--label);
  font: 17px/1.35 var(--font); letter-spacing: -.01em;
  display: flex; flex-direction: column; align-items: center;
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; color: inherit; letter-spacing: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; }
svg { fill: currentColor; stroke: currentColor; }
:focus-visible { outline: 3px solid rgba(255, 255, 255, .5); outline-offset: 2px; }

/* Blurred artwork behind everything, like Now Playing. Two layers crossfade. */
.backdrop {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
  background: radial-gradient(120% 80% at 30% 0%, #123a8a 0%, #0a2058 45%, #07142f 100%);
}
.backdrop .layer {
  position: absolute; inset: -15%; background-size: cover; background-position: center;
  filter: blur(70px) saturate(1.7) brightness(.62); transform: scale(1.1);
  opacity: 0; transition: opacity 1.2s ease;
}
.backdrop .layer.on { opacity: 1; }
.backdrop::after { content: ""; position: absolute; inset: 0; background: linear-gradient(rgba(0, 0, 0, .1), rgba(0, 0, 0, .45)); }

/* Toolbar */
.toolbar {
  width: 100%; max-width: 480px; display: flex; justify-content: space-between; align-items: center;
  padding: max(14px, env(safe-area-inset-top)) 20px 6px;
}
.app-name { font: 600 17px/1 var(--display); }
.app-name .qc { color: #5b95ff; } /* flag blue, lightened to stay legible as text on the dark background */
.score { display: flex; gap: 6px; }
.capsule {
  padding: 6px 11px; border-radius: 999px; background: var(--fill); font-size: 13px; color: var(--label-2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.capsule b { color: var(--label); font-weight: 600; font-variant-numeric: tabular-nums; }
.capsule { white-space: nowrap; }
@media (max-width: 420px) {
  .score { gap: 4px; }
  .capsule { padding: 5px 8px; font-size: 12px; }
}
.capsule b.bump { display: inline-block; animation: bump .55s var(--spring); color: var(--green); }
@keyframes bump { 40% { transform: scale(1.25); } }

/* Main column */
.now-playing {
  width: 100%; max-width: 480px; flex: 1; padding: 14px 20px 28px;
  display: flex; flex-direction: column; gap: 18px;
}

.artwork {
  position: relative; width: 100%; aspect-ratio: 1; border-radius: 14px; overflow: hidden;
  background: radial-gradient(circle at 50% 45%, #141c3d 0%, #0b1029 55%, #070a1b 100%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
  transition: transform .5s var(--spring);
  display: grid; place-items: center;
}
.artwork.idle { transform: scale(.86); }
.artwork.idle.playing { transform: none; }
.artwork img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .6s ease; }
.artwork.revealed img { opacity: 1; }

/* Visualiser canvas: the cover fades in over it on reveal. */
#viz { position: absolute; inset: 0; width: 100%; height: 100%; transition: opacity .6s ease; }
.artwork.revealed #viz { opacity: 0; }


/* Heading: becomes title / artist once revealed */
.heading { min-height: 92px; }
.eyebrow { margin: 0 0 4px; display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--label-2); font-weight: 500; }
.verdict { padding: 3px 9px; border-radius: 999px; font-weight: 600; font-size: 12px; animation: pop .45s var(--spring); }
.verdict.win { background: rgba(48, 209, 88, .22); color: var(--green); }
.verdict.lose { background: rgba(255, 69, 58, .2); color: var(--red); }
@keyframes pop { from { transform: scale(.6); opacity: 0; } }
.heading h1 { margin: 0; font: 700 26px/1.15 var(--display); letter-spacing: -.02em; }
.subline { margin: 2px 0 0; color: var(--label-2); font-size: 19px; }
.meta { margin: 2px 0 0; color: var(--label-3); font-size: 14px; }
.meta .bandcamp { color: var(--label-2); text-decoration: none; }
.meta .bandcamp::after { content: " ↗"; }
.meta .bandcamp:hover { color: var(--label); text-decoration: underline; text-underline-offset: 3px; }
.heading.revealed > * { animation: rise .45s var(--spring) both; }
.heading.revealed > :nth-child(2) { animation-delay: .04s; }
.heading.revealed > :nth-child(3) { animation-delay: .08s; }
.heading.revealed > :nth-child(4) { animation-delay: .12s; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

/* Segmented progress: one capsule per clip length */
.segments { list-style: none; margin: 0; padding: 0; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; }
.segments li { display: grid; gap: 6px; }
.segments .track { position: relative; height: 5px; border-radius: 3px; background: var(--fill); overflow: hidden; }
.segments .bar { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--label); border-radius: 3px; }
.segments .dur { font-size: 12px; color: var(--label-3); font-variant-numeric: tabular-nums; }
.segments li.current .dur { color: var(--label); font-weight: 600; }
.segments li.current .track { background: var(--fill-2); }
.segments li.skipped .track { background: var(--label-3); }
.segments li.wrong .track { background: var(--red); }
.segments li.wrong .dur { color: var(--red); }
.segments li.right .track { background: var(--green); }
.segments li.right .dur { color: var(--green); font-weight: 600; }

/* Transport controls */
.controls { display: flex; justify-content: center; margin-top: 2px; }

/* "Longer clip" until the last length, then "I don't know". */
.pill {
  align-self: center; justify-self: center; height: 40px; padding: 0 18px; border-radius: 999px; margin-top: -4px;
  background: var(--fill); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums;
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  transition: background .15s, transform .15s var(--spring), opacity .2s;
}
.pill:hover:not(:disabled) { background: var(--fill-2); }
.pill:active:not(:disabled) { transform: scale(.95); }
.pill:disabled { opacity: .3; cursor: default; }
.pill[hidden] { display: none; }
.pill.give-up { color: var(--red); }

/* Unlocked lengths can be replayed by tapping their bar. */
.segments li.replay { cursor: pointer; }
.segments li.replay:hover .track { background: var(--fill-2); }
.icon-btn {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; justify-self: center;
  color: var(--label); transition: background .15s, transform .15s, opacity .2s;
}
.icon-btn:hover:not(:disabled) { background: var(--fill); }
.icon-btn:active:not(:disabled) { transform: scale(.88); }
.icon-btn:disabled { opacity: .3; cursor: default; }
.icon-btn svg { width: 30px; height: 30px; stroke: none; }
.icon-btn svg path[fill="none"] { stroke: currentColor; }
.play {
  width: 76px; height: 76px; border-radius: 50%; background: var(--qc); color: #fff;
  display: grid; place-items: center; transition: transform .2s var(--spring), opacity .2s;
  box-shadow: 0 8px 24px rgba(0, 30, 110, .45);
}
.play:hover { transform: scale(1.05); }
.play:active { transform: scale(.9); }
.play:disabled { opacity: .4; cursor: default; transform: none; }
.play svg { width: 34px; height: 34px; grid-area: 1 / 1; stroke: none; }
.play .icon-play { margin-left: -2px; } /* the path already leans right; this leaves a slight optical nudge (~2px) */
.play .icon-load { display: none; fill: none; stroke: #fff; animation: spin .8s linear infinite; }
.play .icon-pause { display: none; }
.play.is-playing .icon-play { display: none; }
.play.is-playing .icon-pause { display: block; }
.play.loading .icon-play, .play.loading .icon-pause { display: none; }
.play.loading .icon-load { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Search field + grouped lists */
.search {
  /* Above the guesses list: both blur their backdrop, which makes each its own layer. */
  position: relative; z-index: 10; display: flex; align-items: center; gap: 6px;
  height: 44px; padding: 0 12px; border-radius: 12px; background: var(--fill);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
}
.search[hidden] { display: none; }
.search > svg { width: 18px; height: 18px; flex: none; fill: none; color: var(--label-2); }
#guess { flex: 1; min-width: 0; height: 100%; border: 0; outline: none; background: transparent; font-size: 17px; }
#guess::placeholder { color: var(--label-3); }
/* Native clear button replaced by our own (below): it rendered differently per browser. */
#guess::-webkit-search-cancel-button, #guess::-webkit-search-decoration { -webkit-appearance: none; appearance: none; display: none; }
.clear { width: 22px; height: 22px; flex: none; display: grid; place-items: center; border-radius: 50%; }
.clear[hidden] { display: none; }
.clear svg { width: 17px; height: 17px; }
.clear circle { fill: var(--label-3); stroke: none; transition: fill .15s; }
.clear path { fill: none; stroke: #1c1c1e; stroke-width: 1.7; stroke-linecap: round; }
.clear:hover circle { fill: var(--label-2); }
.search:focus-within { background: var(--fill-2); }
.search.shake { animation: shake .4s cubic-bezier(.36, .07, .19, .97); box-shadow: inset 0 0 0 1.5px var(--red); }
@keyframes shake { 20%, 60% { transform: translateX(-7px); } 40%, 80% { transform: translateX(7px); } }

.group {
  list-style: none; margin: 0; padding: 0; border-radius: 12px; overflow: hidden;
  background: var(--material); backdrop-filter: blur(40px) saturate(1.6); -webkit-backdrop-filter: blur(40px) saturate(1.6);
}
.group:empty { display: none; }
.group li { position: relative; padding: 11px 16px; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.group li + li::before { content: ""; position: absolute; top: 0; left: 16px; right: 0; height: 1px; background: var(--separator); }
#suggest { position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: 5; max-height: 330px; overflow-y: auto; box-shadow: 0 20px 50px rgba(0, 0, 0, .5); background: #2c2c2e; }
/* Opaque, so no backdrop blur: with it, Chrome can let a highlighted row's square
   corners poke past the rounded edge. The end rows also carry the radius themselves. */
#suggest { backdrop-filter: none; -webkit-backdrop-filter: none; }
/* Scrollbar hidden: the list still scrolls by wheel, trackpad, touch or arrow keys. */
#suggest { scrollbar-width: none; }
#suggest::-webkit-scrollbar { display: none; }
/* Opens upward when there isn't room below the field. */
#suggest.up { top: auto; bottom: calc(100% + 8px); box-shadow: 0 -20px 50px rgba(0, 0, 0, .5); }
#suggest li { cursor: pointer; }
#suggest li:first-child { border-radius: 12px 12px 0 0; }
#suggest li:last-child { border-radius: 0 0 12px 12px; }
#suggest li:only-child { border-radius: 12px; }
#suggest li small { color: var(--label-2); font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 45%; }
#suggest li[aria-selected="true"] { background: rgba(255, 255, 255, .1); }
/* As in iOS: no separator against the highlighted row (otherwise a 16px notch shows on the left). */
#suggest li[aria-selected="true"]::before, #suggest li[aria-selected="true"] + li::before { display: none; }

.attempts { margin-top: -6px; }
.attempts li { align-items: center; justify-content: flex-start; font-size: 15px; }
.attempts .t { width: 44px; flex: none; color: var(--label-3); font-size: 13px; font-variant-numeric: tabular-nums; }
/* Wrong guess: a thin grey cross, no badge. */
.attempts .mark { width: 14px; height: 14px; flex: none; display: grid; place-items: center; color: var(--label-3); }
.attempts .mark svg { width: 10px; height: 10px; stroke-width: 1.6; fill: none; stroke-linecap: round; }
.attempts li.wrong .txt { color: var(--label-2); }
.attempts li.skipped .txt { color: var(--label-3); }
.attempts li { animation: slide .35s var(--spring); }
@keyframes slide { from { opacity: 0; transform: translateY(-6px); } }

/* Actions after the reveal */
.actions { display: grid; gap: 10px; animation: rise .45s var(--spring) .1s both; }
.actions[hidden] { display: none; }
.filled {
  height: 50px; border-radius: 14px; background: var(--qc); color: #fff; font-weight: 600;
  transition: transform .15s, opacity .15s;
}
.filled:active { transform: scale(.97); opacity: .85; }
.plain {
  height: 44px; border-radius: 12px; background: var(--fill); font-size: 15px; font-weight: 500;
  display: grid; place-items: center; text-decoration: none; cursor: pointer;
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
}
.plain:hover { background: var(--fill-2); }

/* "Open in <app>" + a small button to change the app. */
.open-in { display: grid; grid-template-columns: 1fr 48px; gap: 6px; }
#appMenu svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* App chooser: a small menu placed next to the link that opened it. */
.chooser {
  position: fixed; z-index: 30; min-width: 220px; padding: 4px 0;
  background: #2c2c2e; box-shadow: 0 18px 50px rgba(0, 0, 0, .55);
  backdrop-filter: none; -webkit-backdrop-filter: none;
}
.chooser[hidden] { display: none; }
.chooser li { padding: 0; }
.chooser li + li::before { display: none; }
.chooser .chooser-title { padding: 8px 16px 6px; font-size: 12px; font-weight: 600; color: var(--label-3); }
.chooser button {
  width: 100%; padding: 10px 16px; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-size: 15px; text-align: left;
}
.chooser button:hover, .chooser button:focus-visible { background: rgba(255, 255, 255, .08); outline: none; }
.chooser svg { width: 14px; height: 14px; fill: none; stroke: var(--qc); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; visibility: hidden; }
.chooser [aria-checked="true"] svg { visibility: visible; }

.fineprint { padding: 8px 20px max(18px, env(safe-area-inset-bottom)); font-size: 12px; color: var(--label-3); text-align: center; }

/* Phones and narrow windows: keep the artwork small enough that the search stays on screen. */
@media (max-width: 859px) {
  .artwork { width: min(100%, 30vh); margin: 0 auto; }
  .heading { min-height: 0; }
}

/* Songs of this session: a strip of small cards under the player. */
.history { width: 100%; max-width: 480px; padding: 0 20px 8px; animation: rise .45s var(--spring); }
.history[hidden] { display: none; }
.history h2 { margin: 0 0 10px; font: 600 15px/1 var(--display); color: var(--label-2); }
#history {
  list-style: none; margin: 0; padding: 0; display: grid; grid-auto-flow: column; grid-auto-columns: 232px;
  gap: 10px; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none;
}
/* Scrollbar hidden: the strip scrolls by wheel, drag, trackpad or touch. */
#history::-webkit-scrollbar { display: none; }
#history li { scroll-snap-align: start; display: grid; }
#history a {
  display: grid; grid-template-columns: 48px 1fr auto; align-items: center; gap: 10px;
  padding: 8px 10px 8px 8px; border-radius: 12px; background: var(--material); text-decoration: none;
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
}
#history li:first-child { animation: card-in .45s var(--spring); }
@keyframes card-in { from { opacity: 0; transform: translateX(-16px) scale(.96); } }
/* While dragging with the mouse: grab cursor, no snapping, no text selection. */
#history.dragging { cursor: grabbing; scroll-snap-type: none; user-select: none; }
#history.dragging a { cursor: grabbing; pointer-events: none; }
#history img { -webkit-user-drag: none; user-select: none; }
#history a { -webkit-user-drag: none; transition: background .15s, transform .15s var(--spring); }
#history a:hover { background: rgba(60, 60, 64, .7); }
#history a:active { transform: scale(.97); }
#history img { width: 48px; height: 48px; border-radius: 6px; object-fit: cover; background: var(--fill); }
#history .info { min-width: 0; display: grid; }
#history .info b, #history .info span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#history .info b { font-size: 14px; font-weight: 600; }
#history .info span { font-size: 13px; color: var(--label-2); }
#history .chip { font-size: 12px; font-weight: 600; padding: 3px 7px; border-radius: 999px; font-variant-numeric: tabular-nums; }
#history .won .chip { background: rgba(48, 209, 88, .2); color: var(--green); }
#history .lost .chip { background: rgba(255, 69, 58, .18); color: var(--red); }

/* Wide screens: big artwork beside the controls, centred in the window, scaled up. */
@media (min-width: 860px) {
  .toolbar, .history { max-width: 1180px; padding-left: 40px; padding-right: 40px; }
  .now-playing {
    max-width: 1180px; padding: 24px 40px 32px;
    display: grid; grid-template-columns: minmax(0, min(620px, 62vh)) minmax(340px, 500px);
    justify-content: center; align-content: center; column-gap: clamp(40px, 6vw, 88px); row-gap: 22px;
  }
  .artwork { grid-row: 1 / span 6; align-self: center; border-radius: 18px; }
  .artwork.idle { transform: scale(.94); }
  .heading { min-height: 0; }
  .eyebrow { font-size: 15px; }
  .heading h1 { font-size: clamp(34px, 3.4vw, 48px); line-height: 1.08; }
  .subline { font-size: 22px; margin-top: 4px; }
  .meta { font-size: 15px; }
  .segments .dur { font-size: 13px; }
  .segments .track { height: 6px; }
  .play { width: 88px; height: 88px; }
  .play svg { width: 38px; height: 38px; }
  .pill { height: 44px; font-size: 16px; padding: 0 22px; }
  .search { height: 52px; border-radius: 14px; }
  #guess { font-size: 19px; }
  .filled { height: 56px; font-size: 18px; }
  .plain { height: 48px; font-size: 16px; }
  .history { padding-bottom: 12px; }
  #history { grid-auto-columns: 260px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}