.is-invalid {
    border-color: #dc3545 !important;
}

.form-check-input.is-invalid {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
}

.form-check:has(.is-invalid) {
    padding: 8px 12px 8px 2.25rem;
    border-radius: 6px;
    background-color: rgba(220, 53, 69, 0.05);
    border: 1px dashed rgba(220, 53, 69, 0.4);
    transition: all 0.3s ease;
}

.validation-error {
    color: #dc3545;
    font-size: 13px;
    margin-top: 4px;
}

.loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, .8);
    justify-content: center;
    align-items: center;
    z-index: 99999;
}

.loading-overlay.active {
    display: flex;
}