.form-input.is-invalid,
.form-control.is-invalid {
    border-color: #dc2626;
}

.form-input.is-invalid:focus,
.form-control.is-invalid:focus {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.form-error {
    display: none;
    margin-top: 6px;
    color: #dc2626;
    font-size: 0.85rem;
    line-height: 1.4;
}

.form-error.show {
    display: block;
}