/* Botão de idioma (flutuante) */
.lang-toggle {
  position: fixed;
  right: 15px;
  bottom: 109px;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50px;
  background: #0a1f3c;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  z-index: 996;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  transition: 0.3s;
}
.lang-toggle:hover { background: #149ddd; transform: translateY(-2px); }

/* i18n — blocos alternativos PT/EN (o idioma ativo fica em <html lang>) */
html[lang="en"] [data-lang="pt"],
html:not([lang="en"]) [data-lang="en"] { display: none !important; }
@media print { .lang-toggle { display: none !important; } }