#pwa-install-prompt{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#fff;border-radius:12px;box-shadow:0 4px 20px rgb(0 0 0 / .15);padding:20px;z-index:999999;max-width:400px;width:90%;animation:slideUp 0.3s ease-out}@keyframes slideUp{from{opacity:0;transform:translateX(-50%) translateY(20px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}.pwa-prompt-content{text-align:center}.pwa-prompt-content p{margin:0 0 15px 0;font-size:16px;color:#333}#pwa-install-btn,#pwa-dismiss-btn{padding:10px 24px;margin:0 5px;border:none;border-radius:6px;font-size:14px;cursor:pointer;transition:all 0.3s}#pwa-install-btn{background:#0073aa;color:#fff}#pwa-install-btn:hover{background:#005a87}#pwa-dismiss-btn{background:#f0f0f0;color:#666}#pwa-dismiss-btn:hover{background:#e0e0e0}