/**
 * Shared utility classes — prefer these over inline style manipulation in JS.
 */

.is-hidden {
    display: none !important;
}

.is-visible {
    display: block !important;
}

.is-flex-visible {
    display: flex !important;
}

.is-loading {
    pointer-events: none;
    opacity: 0.7;
}

.loading-spinner {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 3px solid rgba(53, 168, 240, 0.25);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: utilSpin 0.8s linear infinite;
}

@keyframes utilSpin {
    to { transform: rotate(360deg); }
}

.fade-in-row {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.fade-in-row.is-entering {
    opacity: 0;
    transform: translateY(8px);
}