/* ===== ドル換算 ===== */

.dca-stage {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  gap: 16px;
}

.dca-direction-tag {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 4px 14px;
}

.dca-question-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.dca-question {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  flex-wrap: wrap;
}

.dca-currency {
  font-size: 2.6rem;
  font-weight: 900;
  font-family: 'Inter', monospace;
  padding: 0.4rem 1rem;
  border-radius: 12px;
}

.dca-currency.yen {
  color: #e11d48;
  background: rgba(225, 29, 72, 0.08);
  border: 2px solid rgba(225, 29, 72, 0.25);
}

.dca-currency.dollar {
  color: #16a34a;
  background: rgba(22, 163, 74, 0.08);
  border: 2px solid rgba(22, 163, 74, 0.25);
}

.dca-arrow {
  color: var(--text-muted);
  font-size: 1.8rem;
}

.dca-unit {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.dca-answers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  max-width: 400px;
}

.dca-answer-btn {
  background: var(--card-bg);
  color: var(--text-main);
  border: 2px solid var(--card-border);
  border-radius: 12px;
  padding: 18px 10px;
  font-size: 1.3rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', monospace;
  letter-spacing: 0.03em;
}

.dca-answer-btn:hover {
  border-color: var(--primary);
  background: rgba(139, 92, 246, 0.08);
  transform: translateY(-2px);
}

.dca-answer-btn:active {
  transform: translateY(1px);
}

.dca-message {
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1rem;
}

.dca-rate-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  opacity: 0.7;
  margin-top: 4px;
}