@media (max-width: 575px) {
    .btn + .btn,
    form + form { margin-top: 0; }

    .public-container { padding-bottom: 22px; }
    .public-form-section .btn[type="submit"] { position: sticky; bottom: 10px; z-index: 20; box-shadow: 0 10px 25px rgba(15, 23, 42, .22); }
}

@media (min-width: 576px) {
    .stack-mobile { display: flex; flex-wrap: wrap; }
}

@media (min-width: 768px) {
    .card-list-mobile { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 992px) {
    .card-list-mobile { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}