:root {
  --bg: #100e0c;
  --card: #221f1b;
  --text: #f6f1e8;
  --muted: #b7aa9b;
  --faint: #8a7f72;
  --gold: #e6b15a;
  --gold-2: #f3d7a4;
  /* 聽過 and 未聽過 each keep one hue on every surface.
     Gold is only the deck accent (progress, focus, hairline), never a heard color. */
  --heard: #8fd0aa;
  --miss: #f0b4a4;
  --line: rgba(255, 236, 210, 0.1);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bot: env(safe-area-inset-bottom, 0px);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: #100e0c;
  color: var(--text);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: "PingFang TC", "PingFang HK", "Noto Sans CJK TC", "Noto Sans TC", "Microsoft JhengHei", "Heiti TC", "WenQuanYi Micro Hei", sans-serif;
  background:
    radial-gradient(ellipse 90% 42% at 50% -12%, rgba(230, 177, 90, 0.16), transparent 62%),
    var(--bg);
  overscroll-behavior: none;
  overflow-x: hidden;
}

button {
  font: inherit;
  color: inherit;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app {
  width: 100%;
  max-width: 440px;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0 auto;
  padding: calc(14px + var(--safe-top)) 16px calc(14px + var(--safe-bot));
  display: flex;
  flex-direction: column;
}

.status {
  margin: auto;
  text-align: center;
  color: var(--muted);
  line-height: 1.6;
  padding: 24px;
}

.kicker {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.event {
  margin: 2px 0 0;
  color: var(--faint);
  font-size: 0.75rem;
  line-height: 1.4;
}

.progress-row {
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.progress {
  margin: 0;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.reset {
  border: 0;
  background: transparent;
  color: var(--faint);
  min-height: 44px;
  padding: 8px 2px 8px 12px;
  font-size: 0.92rem;
}

.track {
  margin-top: 4px;
  height: 4px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.track > span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #b8893d, var(--gold));
}

.stage {
  position: relative;
  flex: 1;
  display: flex;
  min-height: 280px;
  margin: 16px 0 14px;
  overflow: hidden;
}

.stage::before {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  top: 14px;
  bottom: 0;
  border-radius: 28px;
  background: #191714;
  border: 1px solid rgba(255, 236, 210, 0.06);
}

.card {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  margin: 0 0 12px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 244, 220, 0.045), transparent 26%),
    var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.38);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  cursor: grab;
}

.card:active {
  cursor: grabbing;
}

.card.is-heard {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--heard) 78%, transparent), 0 22px 50px rgba(0, 0, 0, 0.38);
}

.card.is-miss {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--miss) 78%, transparent), 0 22px 50px rgba(0, 0, 0, 0.38);
}

.card::before {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px 24px 32px;
  text-align: center;
}

.song-title {
  margin: 0;
  font-size: clamp(1.7rem, 7vw, 2.45rem);
  line-height: 1.28;
  font-weight: 700;
  overflow-wrap: break-word;
}

.meta {
  margin-top: 22px;
}

.when {
  margin: 0;
  line-height: 1.45;
  color: var(--muted);
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

.mark {
  margin: 12px 0 0;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--heard);
}

.mark.is-miss {
  color: var(--miss);
}

.stamp {
  position: absolute;
  top: 22px;
  padding: 4px 10px;
  border: 3px solid;
  border-radius: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  opacity: 0;
  pointer-events: none;
}

.stamp-heard {
  left: 16px;
  color: var(--heard);
  border-color: var(--heard);
  transform: rotate(-16deg);
}

.stamp-miss {
  right: 16px;
  color: var(--miss);
  border-color: var(--miss);
  transform: rotate(16deg);
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.actions button {
  min-height: 68px;
  border-radius: 999px;
  font-size: clamp(1.15rem, 4.6vw, 1.4rem);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.actions button:active {
  transform: scale(0.98);
}

.btn-miss,
.btn-heard {
  --state: var(--miss);
  background: color-mix(in srgb, var(--state) 18%, transparent);
  color: var(--state);
  border: 1px solid color-mix(in srgb, var(--state) 62%, transparent);
}

.btn-heard {
  --state: var(--heard);
}

body.is-busy .actions button {
  pointer-events: none;
}

.hint {
  margin: 10px 0 0;
  text-align: center;
  color: var(--faint);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.audio-tip {
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 14px;
  text-align: center;
  color: var(--gold-2);
  background: rgba(230, 177, 90, 0.14);
  border: 1px solid rgba(230, 177, 90, 0.45);
  font-size: 0.9rem;
  line-height: 1.45;
}

.results {
  flex: 1;
  min-height: 0;
  overflow: auto;
  margin-top: 16px;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}

.results-title {
  margin: 0;
  font-size: 1.7rem;
}

.done-note {
  margin: 6px 0 0;
  color: var(--muted);
}

.overall {
  margin: 14px 0 0;
  font-size: 1.55rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.overall strong,
.result-score {
  color: var(--heard);
  font-weight: 700;
}

.caption {
  margin: 8px 0 0;
  color: var(--faint);
  font-size: 0.85rem;
}

.result-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.result-row {
  padding: 12px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.result-line {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.meter {
  margin-top: 8px;
  height: 4px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--miss) 42%, transparent);
  overflow: hidden;
}

.meter > span {
  display: block;
  height: 100%;
  background: var(--heard);
}

.btn-reset-large {
  width: 100%;
  margin-top: 18px;
  min-height: 54px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: transparent;
  color: var(--text);
  font-size: 1.05rem;
}

.venue-foot {
  margin: 14px 0 0;
  text-align: center;
  color: var(--faint);
  font-size: 0.8rem;
}

@media (min-width: 720px) {
  .app {
    padding-top: 36px;
  }
}

@media (max-height: 560px) {
  .event {
    display: none;
  }

  .card-body {
    padding-top: 52px;
    padding-bottom: 20px;
  }

  .actions button {
    min-height: 52px;
  }

  .stage {
    min-height: 210px;
    margin-top: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .track > span {
    transition: none;
  }
}

.artwork{display:block;width:96px;height:96px;border-radius:10px;margin:0 auto 12px;object-fit:cover;pointer-events:none}
.preview-btn{margin-top:14px;padding:8px 16px;border-radius:999px;border:1px solid currentColor;background:transparent;color:inherit;font:inherit;cursor:pointer}

.apple-music-badge {
  display: inline-block;
  margin-top: 12px;
  line-height: 0;
}
.apple-music-badge img {
  width: 140px;
  height: 40px;
}
.itunes-credit {
  margin: 8px 0 0;
  font-size: 11px;
  opacity: 0.7;
}