body {
  background: linear-gradient(180deg, #f7f9fc 0%, #eef3f9 100%);
}

.form-shell {
  max-width: 1120px;
  margin: 16px auto;
}

.card-section {
  border: 1px solid #e1e6ef;
}

.req::after {
  content: " *";
  color: #dc3545;
}

.validation-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 1080;
  width: min(420px, calc(100vw - 32px));
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
}

.validation-toast-message {
  white-space: pre-line;
  padding-right: 2rem;
}

@media (max-width: 576px) {
  .validation-toast {
    top: 12px;
    right: 12px;
    left: 12px;
    width: auto;
  }
}