.rlb-search { max-width: 520px; }
.rlb-search__row { display: flex; gap: 8px; align-items: center; }
input { flex: 1; padding: 8px; min-height: 44px; }
button { min-height: 44px; padding: 8px 12px; }
.rlb-search__btn {
  background: var(--primary-color);
  color: var(--primary-color-inverse);
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}
.rlb-search__btn:hover { background: var(--primary-color-hover); }
:focus { outline: 3px solid var(--focus-color); outline-offset: 2px; }
.rlb-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }