.official-group-dialog {
  width: min(460px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid #e4e7eb;
  border-radius: 8px;
  color: #17191d;
  background: #ffffff;
  box-shadow: 0 24px 60px rgba(16, 17, 20, 0.18);
}

.official-group-dialog::backdrop {
  background: rgba(16, 17, 20, 0.34);
  backdrop-filter: blur(2px);
}

.official-group-dialog-inner {
  max-height: min(760px, calc(100vh - 32px));
  padding: 28px 32px 30px;
  overflow-y: auto;
}

.official-group-dialog-header {
  min-height: 0;
  padding: 0 0 16px;
  align-items: flex-start;
  border-bottom: 1px solid #eceef1;
}

.official-group-dialog-heading {
  min-width: 0;
}

.official-group-dialog-heading h2 {
  margin: 0;
  color: #17191d;
  font-size: 21px;
  font-weight: 750;
  line-height: 1.4;
}

.official-group-dialog-heading p {
  margin: 5px 0 0;
  color: #737983;
  font-size: 12px;
  font-weight: 450;
  line-height: 1.6;
}

.official-group-figure {
  margin: 24px auto 0;
  display: grid;
  justify-items: center;
  gap: 8px;
}

.official-group-qr {
  width: min(100%, 300px);
  height: auto;
  display: block;
}

.official-group-qr img {
  width: 100%;
  max-width: 300px;
  height: auto;
  display: block;
}

.official-group-figure figcaption {
  color: #24272c;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.6;
  text-align: center;
}

.official-group-expiry {
  max-width: 330px;
  margin: 2px auto 0;
  color: #737983;
  font-size: 12px;
  font-weight: 450;
  line-height: 1.6;
  text-align: center;
}

@media (max-width: 520px) {
  .official-group-dialog-inner {
    padding: 22px 20px 24px;
  }

  .official-group-dialog-heading h2 {
    font-size: 19px;
  }

  .official-group-qr {
    width: min(100%, 270px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .official-group-dialog::backdrop {
    backdrop-filter: none;
  }
}