.rf-install-option[hidden],
.rf-login-install[hidden] {
  display: none !important;
}
.rf-install-option a > span {
  display: inline-flex;
  justify-content: center;
  width: 1.25rem;
  margin-right: .45rem;
  font-size: 1.25rem;
}
.rf-login-install {
  display: block;
  margin: 1rem auto 0;
  padding: .4rem .6rem;
  color: var(--rf-text-secondary, #6b7280);
  border: 0;
  border-radius: .5rem;
  background: transparent;
  font: inherit;
  font-size: .85rem;
}
.rf-login-install:hover { color: var(--rf-accent, #2563eb); }
.rf-install-dialog {
  width: min(420px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
  padding: 28px;
  border: 1px solid var(--rf-border, #dde2eb);
  border-radius: 20px;
  color: var(--rf-text, #202938);
  background: var(--rf-surface, #fff);
  box-shadow: 0 24px 80px #0003;
}
.rf-install-dialog::backdrop { background: #10182770; }
.rf-install-dialog h2 { margin: 16px 0 10px; font-size: 1.3rem; font-weight: 650; }
.rf-install-dialog p { font-size: .95rem; line-height: 1.6; }
.rf-install-steps { margin: 16px 0 24px; }
.rf-install-dialog .btn { min-height: 40px; float: right; }
html.dark-mode .rf-install-dialog { color: #e4e8f0; background: #191e29; border-color: #343d4d; }