.flashtrader-install-button {
  position: fixed;
  z-index: 2147483000;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(78px, calc(env(safe-area-inset-bottom) + 78px));
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 17px;
  border: 1px solid rgba(255, 223, 132, .72);
  border-radius: 999px;
  background: linear-gradient(135deg, #ffd65b, #d99812);
  color: #17120a;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .48), 0 0 20px rgba(245, 184, 46, .24);
  font: 700 14px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.flashtrader-install-button[hidden],
.flashtrader-install-help[hidden] { display: none !important; }

.flashtrader-install-button:focus-visible,
.flashtrader-install-help__close:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}

.flashtrader-install-button__icon {
  width: 19px;
  height: 19px;
  flex: 0 0 19px;
}

.flashtrader-install-help {
  position: fixed;
  z-index: 2147483001;
  inset: 0;
  display: grid;
  place-items: end center;
  padding: 16px 14px max(14px, env(safe-area-inset-bottom));
  background: rgba(0, 0, 0, .58);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.flashtrader-install-help__card {
  width: min(100%, 440px);
  padding: 22px;
  border: 1px solid rgba(245, 184, 46, .38);
  border-radius: 18px;
  background: #111318;
  color: #f5f5f5;
  box-shadow: 0 20px 70px rgba(0, 0, 0, .55);
}

.flashtrader-install-help__title { margin: 0 36px 9px 0; color: #ffd45a; font-size: 18px; }
.flashtrader-install-help__text { margin: 0; color: #d1d5db; font-size: 14px; line-height: 1.55; }
.flashtrader-install-help__close {
  float: right;
  width: 34px;
  height: 34px;
  border: 1px solid #343842;
  border-radius: 50%;
  background: #1b1e25;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}

@media (min-width: 769px) {
  .flashtrader-install-button,
  .flashtrader-install-help { display: none !important; }
}

@media (display-mode: standalone) {
  .flashtrader-install-button,
  .flashtrader-install-help { display: none !important; }
}