.first-checkin-guide {
  box-sizing: border-box;
  width: 100%;
  margin: 0 0 1.25rem;
  padding: 1rem;
  border: 1px solid #9caebf;
  border-radius: 12px;
  background: #eff6ff;
  color: #172b42;
  text-align: left;
  overflow-wrap: anywhere;
}
.first-checkin-guide[hidden], .first-checkin-guide [hidden] { display: none; }
.first-checkin-guide h2 { font-size: 1.2rem; line-height: 1.4; margin: .5rem 0; color: inherit; }
.first-checkin-guide p, .entry-explanation { font-size: .9rem; line-height: 1.5; }
.first-checkin-guide button { padding: .65rem .85rem; border: 1px solid currentColor; border-radius: 6px; background: transparent; color: inherit; cursor: pointer; white-space: normal; }
.first-checkin-guide [data-guide-skip] { display: block; margin-left: auto; font-size: .8rem; }
.first-checkin-guide button:focus-visible { outline: 3px solid #5286bf; outline-offset: 3px; }
body.dark-mode .first-checkin-guide { background: #152537; color: #edf5ff; border-color: #7289a2; }
.entry-explanation { text-align: left; }
.guide-focus { outline: 3px solid #5286bf; outline-offset: 4px; }