.plan-form {
  max-width: 1260px;
  margin: 2.4rem auto 0;
  padding: 0 3rem 6rem;
  display: flex;
  flex-direction: column;
  & > header {
    padding-bottom: 0;
    @include header($sticky: true);
    gap: 2.4rem;
  }

  &-content {
    display: flex;
    flex-direction: column;
    gap: 3.2rem;

    section { @include layout-settings; }
    .grp {
      display: flex;
      flex-direction: column;
      @media (min-width: 640px) {flex-direction: row; }

      .form-item { margin: 0; }
      .form-item:first-child { margin-right: 2.4rem; }
    }

    .partner {
      display: flex;
      flex-direction: column-reverse;
      align-items: flex-end;
      gap: 0 2.4rem;

      @media (min-width: 640px) {
        flex-direction: row;
        button { margin-bottom: 1.6rem; }
      }
    }
  }
}