.pwa-bar{position:fixed;left:50%;bottom:18px;z-index:2000;transform:translateX(-50%) translateY(160%);opacity:0;width:calc(100% - 32px);max-width:440px;display:flex;align-items:center;gap:14px;padding:14px;background:#101014;color:#f3f1f8;border:1px solid #2c2c36;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.5);transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .35s;font:14px/1.4 system-ui,-apple-system,"Segoe UI",sans-serif}
.pwa-bar.show{transform:translateX(-50%);opacity:1}
.pwa-body{flex:1;min-width:0}.pwa-title{font-weight:700;font-size:14px}.pwa-sub{font-size:12.5px;color:#b9b6c6;margin-top:2px}
.pwa-actions{display:flex;gap:8px;flex-shrink:0}
.pwa-btn{min-height:40px;padding:0 14px;border-radius:10px;border:1px solid #3a3a46;background:transparent;color:#f3f1f8;font:600 13px system-ui,sans-serif;cursor:pointer}
.pwa-go{background:#7c3aed;border-color:#7c3aed;color:#fff}
.pwa-btn:disabled{opacity:.6;cursor:default}
@media (max-width:480px){.pwa-bar{flex-direction:column;align-items:stretch}.pwa-actions{justify-content:flex-end}}
@media (prefers-reduced-motion:reduce){.pwa-bar{transition:none}}
@media print{.pwa-bar{display:none}}
[data-pwa-install][hidden]{display:none!important}