/* Bannière "nouvelle version disponible" (PWA / écran d'accueil) */
.update-banner {
    position: sticky;
    top: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding: 0.5rem 1rem;
    background-color: #20c997;
    color: #fff;
    font-size: 0.9rem;
    text-align: center;
}

.update-banner .btn {
    white-space: nowrap;
}