Fix PWA installation support

app/globals.css

@@ -2,6 +2,8 @@
 @import "tw-animate-css";
 @import "../vendor/shadcn-tailwind-4.13.0.css";
 
+.pwa-install{position:fixed;z-index:60;right:1rem;bottom:1rem;display:flex;align-items:center;gap:.75rem;max-width:min(28rem,calc(100vw - 2rem));padding:.8rem .9rem;color:#eff6ff;background:rgba(15,23,42,.94);border:1px solid rgba(147,197,253,.45);border-radius:.85rem;box-shadow:0 12px 30px rgba(15,23,42,.28);font-size:.875rem}.pwa-install button{flex:none;padding:.45rem .7rem;border-radius:.55rem;border:0;background:#60a5fa;color:#0f172a;font-weight:700;cursor:pointer}.pwa-ios{color:#bfdbfe;white-space:nowrap}@media(max-width:520px){.pwa-install{left:.75rem;right:.75rem;bottom:.75rem;flex-wrap:wrap}.pwa-ios{white-space:normal}}
+
 @utility scrollbar-thin {
   scrollbar-width: thin;
 }