.app-install {
  display: none;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  margin: 0 0 20px;
  border: 1px solid #cce3dd;
  border-radius: 14px;
  background: #eef8f4;
  color: #224b3c;
  text-align: left;
}
.app-install strong { display: block; font-size: 15px; }
.app-install p { margin: 5px 0 0; font-size: 13px; line-height: 1.5; }
.app-install-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-height: 44px;
  padding: 11px 17px;
  border: 1px solid #227655;
  border-radius: 10px;
  background: #227655;
  color: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.app-install-button:disabled { opacity: .65; cursor: wait; }
.app-install-button:focus-visible { outline: 3px solid #4d92dc; outline-offset: 3px; }
.app-install[hidden], [data-install-app][hidden], #install-app[hidden] { display: none !important; }
.installation-dialog {
  width: min(520px, calc(100% - 32px));
  max-height: calc(100% - 40px);
  padding: 0;
  border: 1px solid #d1e1dc;
  border-radius: 16px;
  background: #fff;
  color: #233c32;
}
.installation-dialog::backdrop { background: #142f286b; }
.installation-dialog > header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px; }
.installation-dialog h2 { margin: 0; font-size: 22px; color: inherit; }
.installation-dialog .installation-content { padding: 0 20px 22px; font-size: 14px; line-height: 1.65; }
.installation-dialog p { color: inherit; }
.installation-dialog ol { padding-left: 22px; }
.installation-dialog li + li { margin-top: 8px; }
.installation-dialog .install-close { min-width: 44px; min-height: 44px; padding: 8px; border: 1px solid #d1e1dc; border-radius: 8px; background: #f5f9f7; color: inherit; font: inherit; cursor: pointer; }
@media (max-width: 900px) {
  .app-install { display: flex; }
}
@media (max-width: 580px) {
  .app-install { align-items: stretch; flex-direction: column; }
  .app-install-button { width: 100%; }
}