export function slugSegment(title: string): string {
  const normalized = title
    .normalize("NFKD")
    .replace(/[\u0300-\u036f]/g, "")
    .toLowerCase()
    .trim()
    .replace(/[^\p{Letter}\p{Number}\s_-]+/gu, "")
    .replace(/[\s_]+/g, "-")
    .replace(/-+/g, "-")
    .replace(/^-|-$/g, "");

  return normalized || "section";
}