#game-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-game);
  display: none;
  background: rgba(4, 6, 13, 0.9);
  backdrop-filter: blur(8px);
}

#game-overlay.is-open {
  display: block;
}

#game-overlay.is-miss {
  box-shadow: inset 0 0 80px rgba(255, 84, 112, 0.35);
}

#game-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.game-hud {
  position: relative;
  z-index: var(--z-hud);
  pointer-events: none;
  padding: 16px;
}

@media (min-width: 768px) {
  .game-hud {
    padding: 28px 40px;
  }
}

.hud-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.hud-label {
  font-size: var(--fs-micro);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.hud-score,
.hud-combo {
  font-family: var(--font-hud);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.hud-score {
  font-size: 24px;
}

.hud-combo {
  font-size: 20px;
  text-align: right;
}

@media (min-width: 768px) {
  .hud-score { font-size: 32px; }
  .hud-combo { font-size: 28px; }
}

.hud-combo.pop {
  animation: pop 200ms var(--ease-snap);
}

@keyframes pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.25); }
  100% { transform: scale(1); }
}

.mult {
  font-size: var(--fs-micro);
  letter-spacing: 0.12em;
  color: var(--gold-400);
  text-align: right;
}

.hud-progress {
  position: absolute;
  left: 50%;
  top: 20px;
  transform: translateX(-50%);
  width: min(60%, 480px);
  text-align: center;
}

.bar {
  height: 3px;
  background: var(--night-600);
  border-radius: var(--r-pill);
  overflow: hidden;
}

.bar > i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--grad-gold);
}

.phase {
  margin-top: 8px;
  font-size: var(--fs-micro);
  letter-spacing: 0.22em;
  color: var(--ink-faint);
}

.phase.is-finale {
  color: var(--ember-400);
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  50% { opacity: 0.55; }
}

.sound-toggle {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-hud);
  pointer-events: auto;
  min-width: 44px;
  min-height: 44px;
  color: var(--ink-dim);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel {
  position: absolute;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  place-items: center;
  padding: 24px;
}

.panel.is-on {
  display: grid;
}

.panel-card {
  width: min(100%, 480px);
  background: radial-gradient(400px 220px at 50% 0%, rgba(196, 22, 31, 0.35), transparent 70%), rgba(12, 14, 22, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
  border-radius: 28px;
  padding: 44px 32px;
  text-align: center;
  box-shadow: var(--shadow-pop);
}

.panel-logo {
  height: 38px;
  width: auto;
  margin: 0 auto 18px;
}

.panel-card h2 {
  font-family: var(--font-mega);
  text-transform: uppercase;
  font-size: clamp(2.6rem, 8vw, 3.6rem);
  line-height: 1;
  margin-bottom: 14px;
  background: var(--grad-fire);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.panel-card p {
  color: var(--ink-dim);
  margin: 0 0 24px;
}

.countdown-num {
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 1;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: countIn 750ms var(--ease-snap);
}

@keyframes countIn {
  from { transform: scale(1.4); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.float-judge {
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, 0);
  z-index: var(--z-hud);
  font-family: var(--font-hud);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.16em;
  white-space: nowrap;
  text-shadow: 0 0 18px currentColor;
  pointer-events: none;
  opacity: 0;
}

.float-judge.show {
  animation: rise 600ms var(--ease-out) forwards;
}

.float-judge.perfect { color: var(--gold-300); }
.float-judge.good { color: var(--ember-300); }
.float-judge.ok { color: var(--ink-dim); }
.float-judge.miss { color: var(--danger); font-size: 15px; }

.float-judge.dupla,
.float-judge.combo {
  font-family: var(--font-mega);
  font-size: clamp(28px, 6vw, 48px);
  letter-spacing: 0.06em;
  color: #fff;
  text-shadow: 0 0 24px var(--ember-400), 0 0 4px var(--gold-300);
}

@keyframes rise {
  0% { opacity: 0; transform: translate(-50%, 14px) scale(0.85); }
  15% { opacity: 1; transform: translate(-50%, 0) scale(1.08); }
  100% { opacity: 0; transform: translate(-50%, -34px) scale(1); }
}

.result-score {
  font-family: var(--font-display);
  font-size: 72px;
  line-height: 1;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 8px 0 20px;
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  text-align: left;
  margin: 0 0 20px;
  font-family: var(--font-hud);
  font-size: 14px;
  color: var(--ink-dim);
}

.result-grid strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
}

.panel-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (min-width: 480px) {
  .panel-actions {
    flex-direction: row;
    justify-content: center;
  }
}

.mock-cta {
  display: block;
  margin-top: 20px;
  font-size: 13px;
  color: var(--ink-dim);
}

.mock-cta a {
  color: var(--gold-400);
}

#toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  z-index: var(--z-toast);
  max-width: min(92vw, 520px);
  background: var(--night-700);
  border: var(--border-gold);
  border-radius: var(--r-md);
  padding: 16px 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-2), transform var(--dur-2) var(--ease-out);
}

#toast.is-on {
  opacity: 1;
  transform: translate(-50%, 0);
}

.rotate-hint {
  position: absolute;
  inset: 0;
  z-index: calc(var(--z-modal) + 10);
  display: none;
  place-content: center;
  justify-items: center;
  gap: 18px;
  padding: 32px;
  text-align: center;
  background: rgba(4, 6, 13, 0.94);
  color: var(--gold-300);
  font-family: var(--font-hud);
  font-size: 18px;
  font-weight: 600;
}

.rotate-hint svg {
  width: 84px;
  height: 84px;
  animation: tilt 1.8s var(--ease-out) infinite;
}

@keyframes tilt {
  0%, 20% { transform: rotate(0); }
  60%, 100% { transform: rotate(-90deg); }
}

@media (orientation: portrait) and (pointer: coarse) {
  .rotate-hint { display: grid; }
}

@media (max-height: 520px) {
  .game-hud { padding: 10px 16px; }
  .hud-score { font-size: 22px; }
  .hud-combo { font-size: 18px; }
  .hud-progress { top: 12px; }
  .sound-toggle { bottom: 4px; min-height: 36px; }
  .panel { padding: 10px; }
  .panel-card { width: min(100%, 560px); padding: 18px 24px; border-radius: 20px; }
  .panel-logo { height: 26px; margin-bottom: 8px; }
  .panel-card h2 { font-size: 2.2rem; margin-bottom: 8px; }
  .panel-card p { font-size: 13px; margin-bottom: 14px; line-height: 1.45; }
  .result-score { font-size: 48px; margin: 4px 0 10px; }
  .result-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 10px; font-size: 12px; }
  .panel-actions { flex-direction: row; justify-content: center; }
  .mock-cta { margin-top: 10px; }
  .countdown-num { font-size: 90px; }
}

@media (prefers-reduced-motion: reduce) {
  .hud-combo.pop,
  .countdown-num,
  .float-judge.show,
  .phase.is-finale {
    animation: none;
  }
}