.pwa-install-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    min-height: 38px;
    padding: .45rem .85rem;
    border: 1px solid rgba(37, 99, 235, .16);
    border-radius: 999px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #ffffff;
    font-size: .78rem;
    font-weight: 800;
    line-height: 1;
    white-space: nowrap;
    box-shadow: 0 10px 22px rgba(37, 99, 235, .18);
    transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}

.pwa-install-btn:hover,
.pwa-install-btn:focus {
    color: #ffffff;
    filter: brightness(1.03);
    box-shadow: 0 14px 26px rgba(37, 99, 235, .24);
    transform: translateY(-1px);
}

.pwa-install-btn:focus-visible {
    outline: 3px solid rgba(37, 99, 235, .28);
    outline-offset: 2px;
}

.pwa-install-btn i {
    font-size: .9rem;
}

.pwa-install-btn.pwa-install-btn--hint {
    animation: pwa-install-pulse 1.8s ease-in-out 2;
}

@keyframes pwa-install-pulse {
    0%, 100% {
        box-shadow: 0 10px 22px rgba(37, 99, 235, .18);
    }

    50% {
        box-shadow: 0 0 0 5px rgba(37, 99, 235, .16), 0 14px 28px rgba(37, 99, 235, .24);
    }
}

@media (max-width: 767.98px) {
    .pwa-install-btn {
        width: 38px;
        min-width: 38px;
        padding: 0;
        border-radius: 10px;
    }

    .pwa-install-btn span {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }
}

@media (min-width: 768px) and (max-width: 991.98px) {
    .pwa-install-btn span {
        max-width: 4.5rem;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}