.pwa-install-button{position:fixed;z-index:20;right:16px;bottom:calc(84px + env(safe-area-inset-bottom));border:0;border-radius:999px;padding:12px 18px;background:#ff2948;color:#fff;font:700 14px/1.2 Inter,system-ui,sans-serif;box-shadow:0 8px 28px #ff294855;cursor:pointer}
.pwa-install-button[hidden]{display:none}
@media(min-width:700px){.pwa-install-button{right:max(24px,calc((100vw - 640px)/2));bottom:24px}}