.pwa-install-banner {
    position: fixed;
    top: max(12px, env(safe-area-inset-top));
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    box-sizing: border-box;
    width: min(560px, calc(100% - 24px));
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    border: 1px solid #b9cce2;
    border-radius: 14px;
    background: #fff;
    color: #24364b;
    box-shadow: 0 8px 30px #172b4d26;
    font: 14px/1.4 Manrope, sans-serif;
}
.pwa-install-banner span { flex: 1; }
.pwa-install-banner button { cursor: pointer; font: inherit; flex-shrink: 0; }
.pwa-install-action { background: #24364b; color: white; border: 0; border-radius: 8px; padding: 10px 12px; }
.pwa-install-dismiss { background: transparent; color: #24364b; border: 0; padding: 6px; font-size: 22px !important; }
@media (max-width: 420px) {
    .pwa-install-banner { flex-wrap: wrap; }
    .pwa-install-banner span { flex-basis: 75%; }
    .pwa-install-action { order: 3; width: 100%; }
}