html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ff4d1f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.win {
  width: min(330px, 92vw);
  border-radius: 16px;
  background: #fff7e6;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  overflow: hidden;
}

.win__bar {
  display: flex;
  column-gap: 4px;
  padding: 8px 12px 0;
}

.win__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(23, 20, 26, 0.18);
}

.win__body {
  position: relative;
  padding: 12px 16px 20px;
  min-height: clamp(96px, 32vw, 150px);
  display: grid;
  place-items: center;
}

.slot {
  position: relative;
  width: 100%;
  min-height: 64px;
}

.slot__raw, .slot__fb {
  position: absolute;
  inset: 0;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.slot__raw {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: clamp(13px, 3.4vw, 20px);
  font-weight: 700;
  color: #c2361a;
  border: 2px dashed rgba(194, 54, 26, 0.5);
  border-radius: 12px;
}

.slot__fb {
  font-size: clamp(14px, 3.8vw, 22px);
  font-weight: 800;
  color: #17141a;
  background: rgba(47, 109, 246, 0.14);
  border-radius: 12px;
  transform: translateY(14px) scale(0.94);
  opacity: 0;
}

.win__chip {
  position: absolute;
  right: 8px;
  bottom: 8px;
  border-radius: 999px;
  background: #2f6df6;
  color: #fff;
  font-size: clamp(9px, 2.2vw, 12px);
  font-weight: 800;
  padding: 4px 8px;
  opacity: 0;
}

.stage.is-demo .slot__raw {
  animation: raw-out 2s ease-out infinite;
}

.stage.is-demo .slot__fb {
  animation: fb-in 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}

.stage.is-demo .win__chip {
  animation: chip-in 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}

@keyframes raw-out {
  0%, 20% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  28% {
    transform: translateY(-16px) scale(0.94);
    opacity: 0;
  }
  88% {
    transform: translateY(-16px) scale(0.94);
    opacity: 0;
  }
  96%, 100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}
@keyframes fb-in {
  0%, 30% {
    transform: translateY(14px) scale(0.9);
    opacity: 0;
  }
  42% {
    transform: translateY(0) scale(1.04);
    opacity: 1;
  }
  48%, 80% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  88%, 100% {
    transform: translateY(14px) scale(0.9);
    opacity: 0;
  }
}
@keyframes chip-in {
  0%, 38% {
    transform: scale(0);
    opacity: 0;
  }
  48% {
    transform: scale(1.18);
    opacity: 1;
  }
  54%, 78% {
    transform: scale(1);
    opacity: 1;
  }
  86%, 100% {
    transform: scale(0.4);
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .stage.is-demo .slot__raw,
  .stage.is-demo .slot__fb,
  .stage.is-demo .win__chip {
    animation: none;
  }
  .slot__raw {
    transform: translateY(-16px);
    opacity: 0;
  }
  .slot__fb {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  .win__chip {
    opacity: 1;
  }
}