/* Design tokens ---------------------------------------------------------- */

:root {
  color-scheme: dark;
  --bg: #000;
  --fg: #f2f2f2;
  --muted: #9a9a9a;
  --faint: #666;
  --accent: #ff4d6d;
  --panel: rgba(18, 18, 20, 0.94);
  --line: #ffffff1f;
  --line-strong: #333;
  --scrim: #000b;
  --glass: rgba(255, 255, 255, 0.1);
  --glass-strong: rgba(255, 255, 255, 0.2);
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 18px;
  --shadow: 0 16px 40px #000a;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  /* Heavy and wide, so chrome has broad faces to show its horizon on. */
  --font-display: "Unbounded Variable", var(--font);
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --fast: 0.15s;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  /* Film grain (main.ts paints the tile) under everything; cards lay their own
     over their background, below their content. */
  background: var(--grain, none), var(--bg);
  color: var(--fg);
  font: 15px/1.4 var(--font);
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}
a { color: inherit; }

button, input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: 0.35em 0.9em;
}

[hidden] { display: none !important; }

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* Header ----------------------------------------------------------------- */

#bar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  padding-top: max(0.6rem, env(safe-area-inset-top));
  background: linear-gradient(#000c, #0000);
}
body.zen #bar { display: none; }

.logo { position: relative; font: 800 0.95rem var(--font-display); display: inline-flex; align-items: center; gap: 0.4em; white-space: nowrap; justify-self: start; }
.logo b { position: relative; color: var(--accent); }
.logo svg { width: 1.3em; height: 1.3em; color: var(--accent); flex: none; }
.bar-end { justify-self: end; display: flex; align-items: center; gap: 0.4rem; }

/* Feed modes as segmented tabs, the middle of the bar. */
#mode-tabs {
  display: flex;
  gap: 0.2rem;
  padding: 0.2rem;
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(12px);
}
#mode-tabs button {
  border: none;
  background: none;
  padding: 0.35em 0.95em;
  font-size: 0.85rem;
  color: var(--muted);
  white-space: nowrap;
  transition: background var(--fast), color var(--fast);
}
#mode-tabs button:hover { color: var(--fg); }
#mode-tabs button[aria-pressed="true"] { background: var(--fg); color: #000; font-weight: 600; }

.icon-btn {
  width: 2.3rem;
  height: 2.3rem;
  padding: 0;
  display: grid;
  place-items: center;
  border: none;
  background: var(--glass);
  transition: background var(--fast);
}
.icon-btn:hover, .icon-btn[aria-expanded="true"] { background: var(--glass-strong); }
.icon-btn svg { width: 1.1rem; height: 1.1rem; }
#filters-btn { position: relative; }
#filters-btn.active::after {
  content: "";
  position: absolute;
  top: 0.35rem;
  right: 0.35rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}
.avatar-btn {
  width: 2.3rem;
  height: 2.3rem;
  padding: 0;
  border: 2px solid #fff3;
  font-weight: 700;
  color: #000;
}
#volume { display: flex; align-items: center; gap: 0.3rem; margin-right: 0.3rem; }
#volume-slider { width: 5.5rem; accent-color: var(--accent); cursor: pointer; }
#mode-chip {
  max-width: 16rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  padding-left: 0.3em;
  white-space: nowrap;
  border: none;
  background: color-mix(in oklab, var(--accent) 40%, transparent);
}
#mode-chip .chip-label { overflow: hidden; text-overflow: ellipsis; }
.chip-avatar {
  flex: none;
  width: 1.5em;
  height: 1.5em;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.8em;
  background: #0006 center / cover no-repeat;
}
.chip-avatar svg { width: 0.9em; height: 0.9em; color: var(--accent); }

/* Sheets (sheet.ts): a drawer on the right, a bottom sheet on phones. ------- */

.scrim {
  position: fixed;
  inset: 0;
  z-index: 24;
  background: #0008;
  backdrop-filter: blur(2px);
  animation: fade 0.2s ease;
}
.sheet {
  position: fixed;
  z-index: 25;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(26rem, 100vw);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1.2rem 1.3rem;
  padding-top: max(1.2rem, env(safe-area-inset-top));
  background: var(--panel);
  border-left: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  animation: drawer 0.3s var(--ease-out);
}
.sheet:focus-visible { outline: none; }
@keyframes drawer { from { transform: translateX(100%); } }
.sheet-handle { display: none; }
.sheet h2 { margin: 0; font: 700 1.15rem/1.2 var(--font-display); }
.sheet fieldset { margin: 0; padding: 0; border: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.sheet legend, .sheet h3 {
  padding: 0;
  margin-bottom: 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
#sleep-left { text-transform: none; letter-spacing: 0; color: var(--accent); }
.sheet-actions { display: flex; align-items: center; gap: 1rem; }
.sheet-tools { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.sheet-tools input[type=search] {
  flex: 1 1 10rem;
  min-width: 0;
  padding: 0.55em 0.9em;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: #111;
}

.modes { flex-direction: row !important; flex-wrap: wrap; gap: 0.4rem !important; }
.modes legend { flex-basis: 100%; }
.modes label { cursor: pointer; }
.modes input { position: absolute; opacity: 0; pointer-events: none; }
.modes label:has(input) {
  padding: 0.3em 0.9em;
  border-radius: 999px;
  border: 1px solid #ffffff40;
  font-size: 0.85rem;
  transition: background var(--fast);
}
.modes label:has(input:checked) { background: var(--accent); border-color: transparent; color: #000; font-weight: 600; }
.modes label:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }

/* A checkbox drawn as a switch. */
.switch { display: flex; align-items: center; gap: 0.7rem; cursor: pointer; }
.switch input {
  appearance: none;
  flex: none;
  width: 2.6rem;
  height: 1.5rem;
  margin: 0;
  border-radius: 999px;
  background: #ffffff26;
  position: relative;
  cursor: pointer;
  transition: background var(--fast);
}
.switch input::after {
  content: "";
  position: absolute;
  top: 0.2rem;
  left: 0.2rem;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s var(--ease-out);
}
.switch input:checked { background: var(--accent); }
.switch input:checked::after { transform: translateX(1.1rem); }
.switch.small input { transform: scale(0.85); }

/* The BPM range: two sliders on one track; --lo and --hi come from main.ts. */
.bpm-head { display: flex; justify-content: space-between; font-size: 0.9rem; }
.bpm-head output { color: var(--accent); font-weight: 600; }
.range2 {
  --lo: 0%;
  --hi: 100%;
  position: relative;
  height: 1.6rem;
  margin: 0.2rem 0;
}
.range2::before {
  content: "";
  position: absolute;
  inset: 50% 0 auto;
  height: 4px;
  margin-top: -2px;
  border-radius: 2px;
  background: linear-gradient(90deg, #ffffff26 var(--lo), var(--accent) var(--lo) var(--hi), #ffffff26 var(--hi));
}
.range2 input {
  position: absolute;
  inset: 0;
  width: 100%;
  margin: 0;
  appearance: none;
  background: none;
  pointer-events: none;
}
.range2 input::-webkit-slider-thumb {
  appearance: none;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 45%, transparent);
  pointer-events: auto;
  cursor: grab;
}
.range2 input::-moz-range-thumb {
  width: 1.2rem;
  height: 1.2rem;
  border: none;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 45%, transparent);
  pointer-events: auto;
  cursor: grab;
}
.presets { display: flex; gap: 0.4rem; }
.presets button { font-size: 0.8rem; padding: 0.25em 0.8em; }
.presets button[aria-pressed="true"] { background: var(--accent); border-color: transparent; color: #fff; }

/* Likes and history: artwork that plays, title, artist. */
.track-list { margin: 0; padding: 0; list-style: none; color: var(--muted); }
.track-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid #ffffff10;
  animation: fade 0.3s ease;
}
.track-row:last-child { border-bottom: none; }
.track-row .meta { min-width: 0; flex: 1; }
.track-row .meta a { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-decoration: none; color: var(--fg); }
.track-row .meta a:hover { text-decoration: underline; }
.track-row .meta span { font-size: 0.8rem; }
.row-play {
  flex: none;
  position: relative;
  width: 2.8rem;
  height: 2.8rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-s);
  background: #222 center / cover no-repeat;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.row-play::before { content: ""; position: absolute; inset: 0; background: #0006; opacity: 0; transition: opacity var(--fast); }
.row-play svg { position: relative; width: 1rem; height: 1rem; opacity: 0; transition: opacity var(--fast); }
.row-play:hover::before, .row-play:focus-visible::before, .row-play:hover svg, .row-play:focus-visible svg { opacity: 1; }
@media not ((hover: hover) and (pointer: fine)) {
  .row-play::before { opacity: 0.6; }
  .row-play svg { opacity: 1; }
}
.row-unlike { flex: none; color: var(--accent); background: none; }
.row-unlike:hover { background: var(--glass); }

#account { align-items: flex-start; }
#stats { margin: -0.5rem 0 0; color: var(--muted); font-size: 0.8rem; }
#account a { font-size: 0.85rem; color: var(--muted); }
#sync { width: 100%; display: flex; flex-direction: column; align-items: flex-start; gap: 0.5rem;
  padding-bottom: 0.9rem; border-bottom: 1px solid #ffffff14; }
#sync h3 { margin: 0; }
#sync-status { margin: 0; font-size: 0.85rem; color: var(--muted); }
#sync-status.on::before { content: "● "; color: #3ddc84; }
#delete-form { display: flex; flex-direction: column; gap: 0.5rem; width: 100%; }
#delete-form label { color: var(--muted); font-size: 0.85rem; }
#delete-form input { padding: 0.4em 0.6em; border-radius: 8px; border: 1px solid #444; background: #111; }
.link.danger { color: var(--accent); }
button.danger:not(.link) { background: var(--accent); border: none; color: #fff; font-weight: 600; }
.legal-links a { color: inherit; }

/* Feed ------------------------------------------------------------------- */

/* The pager (pager.ts) places cards with transforms and sets --away (0 in place,
   1 a full page away); the visualizer sets --energy (0..1, bass level) on the
   playing card; --card-accent comes from the artist image. */
#feed {
  position: fixed;
  inset: 0;
  overflow: hidden;
  touch-action: none;
  overscroll-behavior: none;
}

.card {
  --card-accent: var(--accent);
  --energy: 0;
  --away: 0;
  position: absolute;
  inset: 0;
  will-change: transform;
  backface-visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  cursor: pointer;
}

.bg {
  position: absolute;
  inset: -40px;
  background: #111 center / cover no-repeat;
  filter: blur(40px) brightness(0.45) saturate(1.3);
}

.glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(55% 40% at 50% 40%, color-mix(in oklab, var(--card-accent) 55%, transparent), transparent 70%);
  opacity: calc(0.18 + var(--energy) * 0.55);
}
/* Grain over the card's background only: content and actions sit above it. */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: var(--grain, none);
}
.card > .content, .card > .actions { z-index: 1; }

.content {
  position: relative;
  /* Cards shrink and dim a little as they leave, for depth while swiping. */
  transform: scale(calc(1 - var(--away) * 0.08));
  opacity: calc(1 - var(--away) * 0.55);
  width: min(34rem, calc(100vw - 5.5rem));
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.art {
  position: relative;
  width: min(16rem, 42vh, 70vw);
  aspect-ratio: 1;
  /* Round, so the static artwork matches the liquid drop (blob/) it turns into. */
  border-radius: 50%;
  background: #222 center / cover no-repeat;
  box-shadow:
    0 20px 60px #000a,
    0 0 calc(10px + var(--energy) * 70px) color-mix(in oklab, var(--card-accent) calc(15% + var(--energy) * 45%), transparent);
  display: grid;
  place-items: center;
  margin-bottom: 0.6rem;
  /* Pulse on the beat through `scale`; `transform` is left to the pause animation. */
  scale: calc(1 + var(--energy) * 0.045);
  transition: transform 0.25s var(--ease-out), filter 0.25s ease;
}
.initial { font-size: 4rem; font-weight: 700; color: #fff6; }

/* The liquid drop spills past the art slot; taps go through it to the card. */
.liquid-canvas {
  position: absolute;
  inset: -50%;
  width: 200%;
  height: 200%;
  pointer-events: none;
}
/* A halo stays behind the drop and pulses with it; the text sits on top where the
   drop spills over it. The drop shows play and pause on itself (blob/shaders.ts). */
.card.liquid .art {
  z-index: 0;
  background-image: none !important;
  background-color: transparent;
  box-shadow: none;
  scale: 1;
}
.card.liquid .art::before {
  content: "";
  position: absolute;
  inset: calc(-50% - var(--energy) * 15%);
  background: radial-gradient(closest-side, color-mix(in oklab, var(--card-accent) calc(28% + var(--energy) * 55%), transparent), transparent);
  pointer-events: none;
}
.card.liquid .content > :not(.art, .chrome-layer) { position: relative; z-index: 1; }
.card.liquid .title { text-shadow: 0 2px 16px #000b; }
/* The drop shows loading as a ring of its own. */
.card.liquid .initial, .card.liquid .paused-badge, .card.liquid .spinner { display: none; }
/* Hidden, not removed: it takes itself away when its animation ends. */
.card.liquid .flash { visibility: hidden; }
@media (pointer: fine) {
  .card.liquid .art { cursor: grab; }
  .card.turning, .card.turning .art { cursor: grabbing; }
}
.paused-badge, .spinner { z-index: 1; }

.audio-debug {
  position: fixed;
  left: 0.7rem;
  bottom: 0.7rem;
  z-index: 30;
  border-radius: var(--radius-s);
  background: var(--scrim);
  pointer-events: none;
}

.drop-debug { margin: 0; padding: 0.4rem 0.5rem; max-width: calc(100vw - 1.4rem); font: 10px/1.35 ui-monospace, monospace; color: #fffc; white-space: pre-wrap; }

.card.paused .art { transform: scale(0.96); filter: brightness(0.7); }
.paused-badge {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background: #000a;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.paused-badge svg { width: 2rem; height: 2rem; margin-left: 0.2rem; }
.card.paused .paused-badge { opacity: 1; }

.spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 3px solid #ffffff33;
  border-top-color: #fff;
  opacity: 0;
  pointer-events: none;
  animation: spin 0.8s linear infinite;
}
.card.buffering .spinner { opacity: 1; }
.card.buffering .paused-badge { opacity: 0; }
@keyframes spin { to { transform: rotate(360deg); } }

.title {
  position: relative;
  z-index: 1; /* over the drop's spill */
  font: 800 clamp(1.1rem, 3vw, 1.5rem)/1.2 var(--font-display);
  letter-spacing: -0.01em;
  margin: 0;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
/* Chrome (chrome.ts): one canvas over the playing card's title and waveform
   draws them as metal, placed and sized by visual.ts; the text stays for
   selection and screen readers, but transparent. The logo, which never moves,
   gets a canvas of its own that reaches past the text for its shadow. */
.content > .chrome-layer { position: absolute; z-index: 2; pointer-events: none; }
.chrome-plate {
  position: absolute;
  inset: calc(-1 * var(--pad, 16px));
  width: calc(100% + 2 * var(--pad, 16px));
  height: calc(100% + 2 * var(--pad, 16px));
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s;
}
.chromed { color: transparent !important; text-shadow: none !important; }
.chromed > .chrome-plate { opacity: 1; }

.why {
  margin: 0;
  min-height: 0;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--card-accent) 70%, #fff);
}
.why:empty { display: none; }
.byline { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; justify-content: center; }
.artist-avatar {
  flex: none;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--card-accent) center / cover no-repeat;
  box-shadow: 0 0 0 2px #0008;
}
.artist { color: var(--fg); font-weight: 600; text-decoration: none; }
.artist:hover { text-decoration: underline; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  font-size: 0.75rem;
  padding: 0.2em 0.75em 0.2em 0.55em;
  border-radius: 999px;
  border: 1px solid #ffffff40;
  background: transparent;
  transition: background var(--fast), border-color var(--fast);
}
.pill svg { width: 0.95em; height: 0.95em; }
.pill:hover { background: var(--glass); }
.follow.on { background: color-mix(in oklab, var(--card-accent) 25%, transparent); border-color: transparent; }

.chips { display: flex; gap: 0.4rem; flex-wrap: wrap; justify-content: center; }
.chips span {
  font-size: 0.75rem;
  padding: 0.1em 0.6em;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}
.chips .free { background: #1f7a4d; }
.chips .new { background: var(--fg); color: #000; font-weight: 700; }
.chips span:first-child { background: color-mix(in oklab, var(--card-accent) 35%, transparent); }
.chips .preview { background: #6a4b16; }
.chips .tag { background: transparent; box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--card-accent) 60%, transparent); }

.desc {
  margin: 0;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 0.85rem;
}

.wave-wrap { position: relative; width: 100%; margin-top: 0.6rem; }
.wave { display: block; width: 100%; height: 64px; cursor: pointer; touch-action: none; }
.wave-tip {
  position: absolute;
  bottom: calc(100% + 4px);
  transform: translateX(-50%);
  padding: 0.1em 0.45em;
  border-radius: 6px;
  background: #000c;
  font-size: 0.75rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.1s;
}
.wave-wrap.hover .wave-tip { opacity: 1; }
.time { width: 100%; display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); font-size: 0.75rem; font-variant-numeric: tabular-nums; }
.counts { opacity: 0.8; }

.actions {
  position: absolute;
  right: 0.8rem;
  bottom: 16vh;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
/* A round button with a small count or label under it. */
.act {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0;
  border: none;
  background: none;
  border-radius: 0;
  text-decoration: none;
  font-size: 0.7rem;
  color: var(--fg);
}
.act .ring {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  transition: background var(--fast), transform var(--fast);
}
.act:hover .ring { background: rgba(255, 255, 255, 0.2); }
.act:active .ring { transform: scale(0.9); }
.act .n { text-shadow: 0 1px 4px #000; min-height: 1em; }
.act svg { width: 1.3rem; height: 1.3rem; }
.act.like.on .ring { color: var(--card-accent); background: color-mix(in oklab, var(--card-accent) 22%, transparent); }
.act.like.pop svg { animation: pop 0.35s ease; }
.act.like.pop .ring { animation: ring-out 0.5s ease-out; }
@keyframes ring-out { from { box-shadow: 0 0 0 0 color-mix(in oklab, var(--card-accent) 70%, transparent); } to { box-shadow: 0 0 0 1rem transparent; } }
@keyframes pop { 50% { transform: scale(1.4); } }

/* Feedback overlays ------------------------------------------------------ */

.flash {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 5.5rem;
  height: 5.5rem;
  margin: -2.75rem 0 0 -2.75rem;
  border-radius: 50%;
  background: #000a;
  display: grid;
  place-items: center;
  pointer-events: none;
  animation: flash 0.6s ease forwards;
}
.flash svg { width: 2.4rem; height: 2.4rem; }
@keyframes flash {
  from { opacity: 1; transform: scale(0.7); }
  to { opacity: 0; transform: scale(1.3); }
}

.burst {
  position: absolute;
  z-index: 3;
  width: 6rem;
  height: 6rem;
  margin: -3rem 0 0 -3rem;
  color: var(--card-accent);
  pointer-events: none;
  filter: drop-shadow(0 6px 20px color-mix(in oklab, var(--card-accent) 55%, transparent));
  animation: burst 0.8s cubic-bezier(.2, .9, .3, 1.3) forwards;
}
@keyframes burst {
  0% { opacity: 0; transform: scale(0.3) rotate(var(--tilt)); }
  25% { opacity: 1; transform: scale(1.15) rotate(var(--tilt)); }
  60% { opacity: 1; transform: scale(1) rotate(var(--tilt)); }
  100% { opacity: 0; transform: translateY(-3rem) scale(0.9) rotate(var(--tilt)); }
}

#toast {
  position: fixed;
  z-index: 40;
  left: 50%;
  /* Above the up-next pill. */
  bottom: calc(max(1rem, env(safe-area-inset-bottom)) + 3.4rem);
  transform: translate(-50%, 1rem);
  padding: 0.6em 1.1em;
  border-radius: 999px;
  background: #222e;
  border: 1px solid #ffffff22;
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  max-width: calc(100vw - 2rem);
  overflow-wrap: anywhere;
  text-align: center;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#toast.has-action { pointer-events: auto; display: flex; align-items: center; gap: 0.8rem; }
#toast button { border: none; padding: 0.2em 0.7em; background: var(--fg); color: #000; font-weight: 700; font-size: 0.8rem; }
#toast:not(.show) button { pointer-events: none; }

/* What plays next, at the bottom; a tap skips to it. */
#up-next {
  position: fixed;
  z-index: 6;
  left: 50%;
  bottom: max(1rem, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  max-width: min(24rem, calc(100vw - 2rem));
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.3rem 0.9rem 0.3rem 0.3rem;
  border: none;
  background: #0008;
  backdrop-filter: blur(12px);
  text-align: left;
  animation: rise 0.35s var(--ease-out);
  opacity: 0.85;
  transition: opacity var(--fast);
}
#up-next:hover { opacity: 1; }
.up-next-avatar {
  flex: none;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  background: #222 center / cover no-repeat;
}
.up-next-text { min-width: 0; display: flex; flex-direction: column; line-height: 1.2; }
.up-next-text small { font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.up-next-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.85rem; }
#up-next > svg { flex: none; width: 1rem; height: 1rem; color: var(--muted); }
body.zen #up-next { display: none; }

#feed-status {
  position: fixed;
  z-index: 5;
  left: 50%;
  bottom: max(6rem, calc(env(safe-area-inset-bottom) + 5rem));
  transform: translateX(-50%);
  width: min(26rem, calc(100vw - 2rem));
  margin: 0;
  color: var(--muted);
  text-align: center;
  pointer-events: none;
}
#feed:empty + #feed-status { bottom: 50%; }

#start {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--scrim);
  cursor: pointer;
}
.start-play {
  width: 6rem;
  height: 6rem;
  padding: 0;
  display: grid;
  place-items: center;
  border: none;
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 60%, transparent);
  animation: beckon 1.8s ease-out infinite;
}
.start-play svg { width: 2.6rem; height: 2.6rem; margin-left: 0.3rem; }
@keyframes beckon { to { box-shadow: 0 0 0 2rem transparent; } }
.start-track { margin: 0.4rem 0 0; font: 700 1.05rem/1.25 var(--font-display); text-align: center; padding: 0 1rem; }
.start-hint { margin: 0; color: var(--muted); font-size: 0.85rem; }

/* Radio sheet: a bottom sheet on phones, a centred box elsewhere. */
#station {
  position: fixed;
  inset: 0;
  z-index: 26;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: var(--scrim);
  animation: fade 0.2s ease;
}
.station-box {
  position: relative;
  width: min(26rem, 100%);
  max-height: calc(100dvh - 2rem);
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-l);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  animation: rise 0.35s var(--ease-out);
}
@keyframes rise { from { transform: translateY(2rem); opacity: 0; } }
#station-back { align-self: flex-start; }
#station-close { position: absolute; top: 0.8rem; right: 0.8rem; }
.icon-btn { width: 2.2rem; height: 2.2rem; padding: 0; display: grid; place-items: center; }
.icon-btn svg { width: 1rem; height: 1rem; }
.station-head { display: flex; gap: 1rem; align-items: center; }
.station-head h2 { margin: 0; font: 700 1.25rem/1.15 var(--font-display); overflow-wrap: anywhere; }
.station-kicker { margin: 0 0 0.2rem; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
#station-sub { margin: 0.3rem 0 0.4rem; color: var(--muted); font-size: 0.85rem; }
#station-tags { justify-content: flex-start; }
#station-tags span { background: rgba(255, 255, 255, 0.12); }
.station-avatar {
  flex: none;
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #222 center / cover no-repeat;
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 60%, transparent), 0 10px 30px #000a;
}
.station-avatar .initial { font-size: 2rem; }
.station-avatar.small { width: 3.4rem; height: 3.4rem; box-shadow: none; }
.station-avatar.small .initial { font-size: 1.2rem; }
.station-box h3 { margin: 0; font-size: 0.8rem; font-weight: 600; color: var(--muted); }
#station-neighbours {
  list-style: none;
  margin: 0 -1.4rem;
  padding: 0 1.4rem 0.3rem;
  display: flex;
  gap: 0.7rem;
  overflow-x: auto;
  scrollbar-width: none;
  color: var(--muted);
  font-size: 0.85rem;
}
#station-neighbours li { animation: fade 0.5s ease; }
#station-neighbours button {
  width: 4.2rem;
  padding: 0;
  border: none;
  background: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  color: var(--fg);
}
#station-neighbours button > span:last-child { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#station-neighbours button:hover .station-avatar { box-shadow: 0 0 0 2px var(--accent); }
#station-exploring { margin: 0; color: var(--muted); font-size: 0.85rem; animation: breathe 1.4s ease-in-out infinite; }
@keyframes breathe { 50% { opacity: 0.35; } }
button.primary {
  background: var(--accent);
  border: none;
  color: #fff;
  font-weight: 600;
  padding: 0.7em 1.2em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
}
button.primary svg { width: 1em; height: 1em; }
button.primary:disabled { opacity: 0.35; cursor: default; }

/* The end of an artist radio, over its last card. */
#radio-end {
  position: fixed;
  z-index: 6;
  left: 50%;
  bottom: max(6rem, calc(env(safe-area-inset-bottom) + 5rem));
  transform: translateX(-50%);
  width: min(24rem, calc(100vw - 2rem));
  padding: 1rem;
  border-radius: var(--radius-m);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  text-align: center;
  animation: rise 0.35s var(--ease-out);
}
#radio-end p { flex-basis: 100%; margin: 0 0 0.3rem; color: var(--muted); font-size: 0.9rem; }

@keyframes fade { from { opacity: 0; } }
.help-box h2 { margin: 0 0 0.8rem; }
.help-box dl { display: grid; grid-template-columns: auto 1fr; gap: 0.45rem 1rem; margin: 0; }
.help-box dt { font-family: ui-monospace, monospace; font-size: 0.85rem; color: var(--accent); }
.help-box dd { margin: 0; }
.help-box p { color: var(--muted); font-size: 0.85rem; margin: 1rem 0; }
.help-box button { width: 100%; background: var(--accent); border: none; color: #fff; padding: 0.6em; font-weight: 600; }
@media (hover: hover) and (pointer: fine) { .touch-only { display: none !important; } }
@media not ((hover: hover) and (pointer: fine)) { .pointer-only { display: none !important; } }

/* Sign-in ---------------------------------------------------------------- */

#login {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 1rem;
  background:
    radial-gradient(60rem 40rem at 20% 10%, #ff4d6d33, transparent 60%),
    radial-gradient(50rem 40rem at 90% 90%, #4d6dff2e, transparent 60%),
    #050507;
}

.login-box {
  width: min(24rem, 100%);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.login-box h1 { margin: 0; font: 800 2.1rem/1.1 var(--font-display); letter-spacing: -0.01em; display: flex; align-items: center; gap: 0.3em; }
.login-box h1 b { color: var(--accent); }
/* A wheel up: the plate is pulled back once, then rests. */
.login-mark { width: 1.2em; height: 1.2em; color: var(--accent); flex: none; animation: wheel-up 1.1s 0.3s cubic-bezier(0.3, 0, 0.2, 1) both; }
@keyframes wheel-up { from { transform: rotate(0); } to { transform: rotate(-720deg); } }
.tagline { margin: 0 0 0.8rem; color: var(--muted); }
.login-box form { display: flex; flex-direction: column; gap: 0.6rem; }
.login-box label { color: var(--muted); font-size: 0.9rem; }
.login-box input {
  padding: 0.7em 0.9em;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: #111;
}
#code { font-family: ui-monospace, monospace; font-size: 1.4rem; letter-spacing: 0.5em; text-align: center; }
.login-box button[type=submit] { background: var(--accent); border: none; color: #fff; padding: 0.7em; font-weight: 600; }
.login-box button[disabled] { opacity: 0.6; cursor: wait; }
.login-links { display: flex; justify-content: space-between; }
.login-box label.check { display: flex; gap: 0.6rem; align-items: flex-start; color: var(--fg); cursor: pointer; }
.check input { margin-top: 0.2rem; accent-color: var(--accent); }
.check small { display: block; margin-top: 0.2rem; color: #777; font-size: 0.75rem; line-height: 1.4; }
#login-cancel { align-self: center; }
.link { background: none; border: none; padding: 0; color: var(--muted); text-decoration: underline; font-size: 0.85rem; }
#login-error { margin: 0; min-height: 1.2em; color: var(--accent); font-size: 0.9rem; }
.fineprint { margin: 0; color: #666; font-size: 0.75rem; }

/* Phones ----------------------------------------------------------------- */

@media (max-width: 640px) {
  /* Logo and buttons on one row, the feed tabs on their own below. */
  #bar { grid-template-columns: 1fr auto; gap: 0.5rem 0.4rem; padding-left: 0.7rem; padding-right: 0.7rem; }
  #mode-tabs, #mode-chip { grid-column: 1 / -1; grid-row: 2; justify-self: center; max-width: 100%; overflow-x: auto; scrollbar-width: none; }
  /* Phones have volume buttons; the bar has no room. */
  #volume { display: none; }
  .logo-pl8 { display: none; }
  #station { place-items: end stretch; padding: 0; }
  .station-box { width: 100%; border-radius: var(--radius-l) var(--radius-l) 0 0; padding-bottom: max(1.4rem, env(safe-area-inset-bottom)); }
  .sheet {
    top: auto;
    left: 0;
    width: 100%;
    max-height: 85dvh;
    border-left: none;
    border-top: 1px solid var(--line-strong);
    border-radius: var(--radius-l) var(--radius-l) 0 0;
    padding-top: 0.4rem;
    padding-bottom: max(1.2rem, env(safe-area-inset-bottom));
    animation-name: sheet-up;
    transition: transform 0.25s var(--ease-out);
  }
  .sheet.dragging { transition: none; }
  @keyframes sheet-up { from { transform: translateY(100%); } }
  .sheet-handle {
    display: block;
    flex: none;
    align-self: stretch;
    height: 1.6rem;
    margin: 0 -1.3rem -0.4rem;
    touch-action: none;
    cursor: grab;
  }
  .sheet-handle::before {
    content: "";
    display: block;
    width: 2.6rem;
    height: 0.3rem;
    margin: 0.55rem auto 0;
    border-radius: 999px;
    background: #fff5;
  }
  .content { width: calc(100vw - 2rem); margin-bottom: 5.5rem; }
  .actions {
    right: auto;
    left: 50%;
    bottom: max(0.8rem, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    flex-direction: row;
    gap: 0.7rem;
  }
  #up-next { bottom: calc(max(0.8rem, env(safe-area-inset-bottom)) + 4.6rem); }
  #toast { bottom: calc(max(0.8rem, env(safe-area-inset-bottom)) + 8rem); }
}

/* Zen: nothing but the drop, bigger, and the music. */
body.zen #bar, body.zen .actions, body.zen .chips, body.zen .desc, body.zen .counts,
body.zen .why, body.zen .byline button, body.zen #feed-status { display: none; }
body.zen .art { width: min(30rem, 62vh, 86vw); }
body.zen .content { gap: 0.3rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}