.janken {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.janken__lead {
  margin: 0 0 1.2rem;
  color: #475569;
  font-size: .95rem;
}

.janken-score {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-bottom: 1.2rem;
}

.janken-score__item {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.janken-score__label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: #94a3b8;
  text-transform: uppercase;
}

.janken-score__value {
  font-size: 2rem;
  font-weight: 800;
  color: #0f172a;
  font-variant-numeric: tabular-nums;
}

.janken-arena {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  margin-bottom: 1rem;
}

.janken-hand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  width: 8.5rem;
  padding: 1.2rem .8rem;
  background: #f8fafc;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  transition: border-color .2s, background-color .2s, transform .15s;
}

.janken-hand__emoji {
  font-size: 3rem;
  line-height: 1;
}

.janken-hand__label {
  margin: 0;
  font-size: .82rem;
  font-weight: 700;
  color: #64748b;
}

.janken-hand.is-win {
  border-color: #22c55e;
  background: #f0fdf4;
  transform: translateY(-2px) scale(1.04);
}

.janken-hand.is-lose {
  border-color: #cbd5e1;
  background: #f1f5f9;
  opacity: .7;
}

.janken-vs {
  font-size: 1rem;
  font-weight: 800;
  color: #cbd5e1;
}

.janken-result {
  min-height: 1.6rem;
  margin: 0 0 1.4rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: #1e293b;
}

.janken-choices {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}

.janken-choice {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  width: 6.5rem;
  padding: 1rem .5rem;
  font: inherit;
  background: #fff;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  transition: border-color .15s, transform .05s, box-shadow .15s;
}

.janken-choice:hover:not(:disabled) {
  border-color: #f59e0b;
  box-shadow: 0 6px 16px -8px rgba(245, 158, 11, .55);
}

.janken-choice:active:not(:disabled) {
  transform: translateY(1px) scale(.97);
}

.janken-choice:disabled {
  opacity: .5;
  cursor: default;
}

.janken-choice__emoji {
  font-size: 2.1rem;
}

.janken-choice__label {
  font-size: .85rem;
  font-weight: 700;
  color: #334155;
}

.janken-actions {
  display: flex;
  justify-content: center;
}

.janken-reset {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  padding: .5rem 1.1rem;
  font-size: .82rem;
  font-weight: 700;
  color: #94a3b8;
  background: transparent;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
}

.janken-reset:hover {
  color: #64748b;
  border-color: #cbd5e1;
}

@media (max-width: 480px) {
  .janken-score {
    gap: 1.5rem;
  }

  .janken-hand {
    width: 6.8rem;
    padding: .9rem .5rem;
  }

  .janken-hand__emoji {
    font-size: 2.3rem;
  }

  .janken-choice {
    width: 5.4rem;
  }
}