.form-success {
  padding: 58px 48px;
  border: 1px solid rgba(167, 139, 250, .3);
  border-radius: 24px;
  background: rgba(10, 7, 24, .82);
  box-shadow: 0 28px 70px rgba(0, 0, 0, .34);
  text-align: center;
}
.form-success[hidden] { display: none; }
.form-success-icon {
  display: grid;
  place-items: center;
  width: 66px;
  height: 66px;
  margin: 0 auto 28px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--violet), var(--blue));
  color: #fff;
  font: 700 1.8rem var(--display);
  box-shadow: 0 14px 38px rgba(79, 57, 190, .35);
}
.form-success .eyebrow { margin-bottom: 18px; }
.form-success .eyebrow::before { display: none; }
.form-success h3 { font-size: clamp(2.2rem, 4vw, 3.6rem); }
.form-success p {
  max-width: 530px;
  margin: 25px auto 32px;
  color: #c8c4d1;
}
.form-success .btn { margin-inline: auto; }
.form-success small {
  display: block;
  margin-top: 18px;
  color: #8f899a;
}
@media (max-width: 780px) {
  .form-success { padding: 46px 24px; }
}