.block-search-narrow .search-form__submit .icon--search {
  --darkmode-background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='26' height='27.2' viewBox='0 0 26 27.2'%3e  %3cpath fill='%23000' d='M25.8,25.5l-5.3-5.3c2.1-2.1,3.4-5.1,3.4-8.3C23.9,5.3,18.5,0,11.9,0C5.3,0,0,5.3,0,11.9c0,6.6,5.3,11.9,11.9,11.9c2.6,0,5.1-0.9,7-2.3l5.4,5.4c0.4,0.4,1,0.4,1.4,0C26.1,26.6,26.1,25.9,25.8,25.5z M11.9,21.9c-5.5,0-9.9-4.4-9.9-9.9S6.4,2,11.9,2c5.5,0,9.9,4.4,9.9,9.9S17.4,21.9,11.9,21.9z'/%3e%3c/svg%3e");

  :where(html:not([data-color-scheme="light"])) & {
    @media (prefers-color-scheme: dark) {
      background-image: var(--darkmode-background-image);
    }
  }

  :where(html[data-color-scheme="dark"]) & {
    background-image: var(--darkmode-background-image);
  }
}