.qr-card {
  width: min(100%, 440px);
  margin: 28px auto 4px;
  padding: 24px;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.qr-card img {
  width: 220px;
  height: 220px;
  border-radius: 0;
  object-fit: contain;
  box-shadow: 0 8px 22px rgba(23, 52, 82, 0.12);
}

.qr-card h3 {
  margin: 0 0 7px;
  font-size: 20px;
}

@media (max-width: 700px) {
  .qr-card {
    width: 100%;
    padding: 20px 16px;
    align-items: center;
  }

  .qr-card img {
    width: min(68vw, 220px);
    height: min(68vw, 220px);
  }
}