.pwa-install-banner{position:fixed;bottom:20px;left:20px;right:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:16px 20px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.3);z-index:9999;display:none;align-items:center;gap:15px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}.pwa-install-banner.show{display:flex}.pwa-install-icon{font-size:1.5rem;flex-shrink:0}.pwa-install-content{flex:1}.pwa-install-title{font-weight:600;font-size:.95rem;margin-bottom:4px}.pwa-install-description{font-size:.85rem;opacity:.9;line-height:1.3}.pwa-install-actions{display:flex;gap:10px;flex-shrink:0}.pwa-install-button{background:rgba(255,255,255,.2);color:#fff;border:1px solid rgba(255,255,255,.3);padding:8px 16px;border-radius:6px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s ease}.pwa-install-button:hover{background:rgba(255,255,255,.3);transform:translateY(-1px)}.pwa-install-button.primary{background:rgba(255,255,255,.9);color:#667eea}.pwa-install-button.primary:hover{background:#fff}.pwa-install-close{background:0 0;color:#fff;border:none;font-size:1.2rem;cursor:pointer;padding:4px;opacity:.7;transition:opacity .2s}.pwa-install-close:hover{opacity:1}.ios-install-hint{position:fixed;top:0;left:0;right:0;background:#007aff;color:#fff;padding:12px 20px;text-align:center;font-size:.9rem;z-index:9999;display:none}.ios-install-hint.show{display:block}.ios-install-steps{margin-top:8px;font-size:.8rem;opacity:.9}.ios-share-icon{display:inline-block;font-size:1.1rem;margin:0 4px}@media (max-width:480px){.pwa-install-banner{bottom:10px;left:10px;right:10px;flex-direction:column;text-align:center}.pwa-install-actions{width:100%;justify-content:center}.pwa-install-button{flex:1;text-align:center}}