.portal-idle-dialog {
  box-sizing: border-box;
  color: #243855;
  background: #fff;
  width: min(34rem, calc(100% - 2rem));
  max-height: calc(100dvh - 2rem);
  padding: clamp(1.25rem, 4vw, 2.5rem);
  border: 1px solid #d5dfed;
  border-radius: 1rem;
  box-shadow: 0 24px 80px #142c4e33;
  font-family: Arial, sans-serif;
  font-size: 1.125rem;
  line-height: 1.6;
}
.portal-idle-dialog::backdrop {
  background: #14263e99;
}
.portal-idle-dialog h2 {
  font-size: 1.6rem;
  margin: 0 0 1rem;
}
.portal-idle-dialog button {
  background: #243855;
  color: #fff;
  width: 100%;
  min-height: 3.25rem;
  padding: 0.8rem 1rem;
  font: inherit;
  font-weight: 700;
  border: 0;
  border-radius: 0.5rem;
  cursor: pointer;
}
.portal-idle-dialog button:focus-visible {
  outline: 3px solid #647eaa;
  outline-offset: 4px;
}
.portal-idle-dialog button:disabled {
  opacity: 0.65;
}
.portal-idle-error {
  color: #942b27;
}
.portal-idle-time {
  font-weight: 700;
}