/* Overlay + spinner for forms using wwwroot/js/form-loading.js */
form[data-loading-form] { position: relative; }

.form-loading-overlay {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    border-radius: inherit;
    background: rgba(255, 254, 250, .82);
    color: #24241f;
    font-weight: 700;
    text-align: center;
}

form.is-submitting .form-loading-overlay { display: flex; }
form.is-submitting [type=submit] { cursor: progress; opacity: .85; }

.form-loading-spinner {
    display: inline-block;
    width: 38px;
    height: 38px;
    border: 3px solid rgba(169, 112, 47, .25);
    border-top-color: #a9702f;
    border-radius: 50%;
    animation: form-loading-spin .8s linear infinite;
    vertical-align: middle;
}

.form-loading-spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
    border-color: rgba(255, 255, 255, .4);
    border-top-color: #fff;
}

@keyframes form-loading-spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
    .form-loading-spinner { animation-duration: 2.4s; }
}