/* Heading block extension: optional accent line above the text.
   Thickness and length are fixed; only --kendons-line-color varies per block. */
.has-kendons-line-above::before {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  margin-bottom: 12px;
  background-color: var(--kendons-line-color, #57b33e);
}