#pwaInstallButton{
  position:fixed!important;
  left:max(16px,env(safe-area-inset-left))!important;
  bottom:max(16px,env(safe-area-inset-bottom))!important;
  z-index:99999!important;
  display:none;
  align-items:center!important;
  justify-content:center!important;
  gap:8px!important;
  min-height:46px!important;
  padding:11px 16px!important;
  border:1px solid rgba(255,255,255,.22)!important;
  border-radius:14px!important;
  background:linear-gradient(135deg,#ff8a00,#f36b00)!important;
  color:#fff!important;
  font:700 14px/1.2 Arial,Tahoma,sans-serif!important;
  letter-spacing:0!important;
  box-shadow:0 14px 34px rgba(7,23,47,.30)!important;
  cursor:pointer!important;
  -webkit-tap-highlight-color:transparent;
  transition:transform .16s ease,box-shadow .16s ease,opacity .16s ease!important;
}
#pwaInstallButton.pwa-visible{display:inline-flex!important}
#pwaInstallButton:hover{transform:translateY(-2px)!important;box-shadow:0 18px 38px rgba(7,23,47,.38)!important}
#pwaInstallButton:active{transform:translateY(0)!important}
#pwaInstallButton .pwa-install-icon{font-size:19px!important;line-height:1!important}
#pwaInstallHelp{
  position:fixed!important;inset:0!important;z-index:100000!important;display:none!important;
  align-items:center!important;justify-content:center!important;padding:18px!important;
  background:rgba(2,8,23,.62)!important;backdrop-filter:blur(3px)!important;
}
#pwaInstallHelp.pwa-open{display:flex!important}
#pwaInstallHelp .pwa-help-card{
  width:min(430px,100%)!important;background:#fff!important;color:#0f172a!important;
  border-radius:22px!important;padding:24px!important;text-align:right!important;
  font-family:Arial,Tahoma,sans-serif!important;box-shadow:0 26px 80px rgba(0,0,0,.35)!important;
}
#pwaInstallHelp .pwa-help-head{display:flex!important;align-items:center!important;gap:12px!important;margin-bottom:12px!important}
#pwaInstallHelp img{width:58px!important;height:58px!important;border-radius:14px!important;object-fit:cover!important;flex:0 0 auto!important}
#pwaInstallHelp h3{margin:0!important;font-size:20px!important;color:#07172f!important}
#pwaInstallHelp p{margin:8px 0 14px!important;color:#475569!important;line-height:1.8!important;font-size:14px!important}
#pwaInstallHelp ol{margin:0 18px 18px 0!important;padding:0!important;color:#25364a!important;line-height:2!important;font-size:14px!important}
#pwaInstallHelp .pwa-help-close{width:100%!important;border:0!important;border-radius:12px!important;padding:11px 14px!important;background:#07172f!important;color:#fff!important;font-weight:700!important;cursor:pointer!important}
@media(max-width:520px){#pwaInstallButton{left:12px!important;bottom:12px!important;padding:10px 13px!important;font-size:13px!important}}
@media print{#pwaInstallButton,#pwaInstallHelp{display:none!important}}