/* astroAI — PWA additions */
.pwa-install-banner{position:fixed;left:14px;right:14px;bottom:calc(84px + env(safe-area-inset-bottom));z-index:400;
  background:rgba(36,22,81,.97);border:1px solid var(--line-gold);border-radius:18px;padding:14px 16px;
  display:none;align-items:center;gap:12px;box-shadow:0 12px 36px rgba(0,0,0,.5);max-width:520px;margin:0 auto}
.pwa-install-banner.show{display:flex;animation:slideUp .35s var(--ease)}
.pwa-install-banner .pib-icon{font-size:28px}
.pwa-install-banner .pib-txt{flex:1;font-size:13px}
.pwa-install-banner .pib-txt b{display:block;font-size:14px;color:var(--gold2)}
@media (display-mode: standalone){.pwa-install-banner{display:none!important}}
.offline-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}