.detail-purchase {
  display: block;
  padding: 27px 0;
}

.price-tiers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.price-tier {
  min-height: 108px;
  padding: 16px;
  border: 1px solid #e0e4e8;
  border-radius: 7px;
  background: #f8f9fa;
}

.price-tier span {
  display: block;
  min-height: 38px;
  color: #707782;
  font-size: 13px;
  line-height: 1.35;
}

.price-tier strong {
  display: block;
  margin-top: 7px;
  color: #ed080c;
  font-size: 25px;
  line-height: 1.1;
}

.price-tier small {
  display: block;
  margin-top: 4px;
  color: #707782;
  font-size: 12px;
}

@media (max-width: 900px) {
  .price-tiers {
    grid-template-columns: 1fr;
  }

  .price-tier {
    min-height: 0;
  }

  .price-tier span {
    min-height: 0;
  }
}