interface TranslationKeys { home: string; about: string; services: string; portfolio: string; contact: string; } type Translations = { pt: TranslationKeys, en: TranslationKeys, es: TranslationKeys }; let translations: Translations = { pt: { home: 'Início', about: 'Sobre', services: 'Serviços', portfolio: 'Portfólio', contact: 'Contato', }, en: { home: 'YYYY', about: 'YYY', services: 'YYY', portfolio: 'YYY', contact: 'YY', }, es: { home: 'XXXX', about: 'XXXX', services: 'XXXX', portfolio: 'XXX', contact: 'XXXX', }, };