#pwa-install-banner{position:fixed;left:12px;right:12px;top:16px;z-index:9999;background:#fff;border-radius:12px;box-shadow:0 6px 18px rgba(0,0,0,.12);display:flex;align-items:center;padding:10px 12px;gap:10px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:520px;margin:0 auto;}
#pwa-install-banner img{width:48px;height:48px;border-radius:10px;object-fit:cover}
#pwa-install-banner .pwa-text{flex:1}
#pwa-install-banner .pwa-actions{display:flex;gap:8px}
#pwa-install-banner .pwa-btn{background:#007bff;color:#fff;padding:8px 12px;border-radius:8px;text-decoration:none;cursor:pointer;border:none}
#pwa-install-banner .pwa-close{background:transparent;border:none;color:#666;font-size:18px;cursor:pointer}
@media(min-width:768px){#pwa-install-banner{display:none!important}}