.custom-post-navigation-parent {
  position: relative;
  display: flex;
  flex-direction: column;
/*   margin: 40px 0;
  padding: 0 16px; */
}

.custom-post-navigation-parent::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: #ddd;
  transform: translateX(-50%);
}

/* Κάθε row – με row-reverse */
.custom-post-navigation {
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;
  align-items: flex-start;
/*   margin: 6px 0; */
}

/* Labels (first row) */
.custom-post-navigation:first-child a {
  font-size: 13px;
  font-weight: bold;
  text-transform: uppercase;
  color: #888;
  text-decoration: none;
}

/* Titles (second row) */
.custom-post-navigation:last-child a {
  font-size: 14px;
  font-weight: normal;
  color: #444;
  text-decoration: none;
  max-width: 45%;
  white-space: normal;
  word-break: break-word;
}

/* Alignment overrides λόγω row-reverse */
.custom-post-navigation a.prev-post {
  text-align: right;
}

.custom-post-navigation a.next-post {
  text-align: left;
}