/**
 * Renames from legacy oslo.kommune.no design-system icon names ("ods")
 * to current Punkt icon names. Only entries where the name actually
 * changed are listed — `mapOdsIcon` returns the input unchanged for any
 * name not in this map, so identity entries would just be noise.
 */
export declare const ICON_MAP_ODS_TO_PUNKT: Readonly<Record<string, string>>;
/**
 * Translate a legacy ODS icon name to a Punkt icon name. Falls back to
 * the input string when no mapping exists, so unknown icons render as-is
 * rather than blowing up.
 */
export declare function mapOdsIcon(name: string): string;
/**
 * Map of known social-media hostnames to Punkt icon names. Hostnames are
 * stored without the `www.` / `m.` subdomain prefix — `deriveSocialIcon`
 * normalises before looking up.
 */
export declare const SOCIAL_HOSTNAME_TO_ICON: Readonly<Record<string, string>>;
/**
 * The header/footer API ships social-media entries as `{ text, url }` only
 * (no `icon` field). Resolve an icon name from the entry — preferring the
 * URL's hostname because it's stable across locales (`facebook.com` is the
 * same regardless of how the link is labelled).
 *
 * If the URL doesn't parse or its host isn't a known platform, fall back
 * to deriving from the label: lower-case, slugify, run through
 * `mapOdsIcon` so legacy spellings like "LinkedIn" / "linked-in" still
 * resolve to `linkedin`.
 *
 * Returns `undefined` when neither input yields a usable icon — callers
 * should then skip the icon rather than rendering a broken one.
 */
export declare function deriveSocialIcon(url?: string, text?: string): string | undefined;