.md-header__brand {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  padding-top: 9px;
}

.md-header__author {
  font-size: .78rem;
  font-weight: 700;
}

.md-header__tagline {
  font-size: .58rem;
  opacity: .7;
}

.md-header__social {
  display: flex;
  align-items: center;
}

.md-header__social .md-header__button {
  padding: .2rem;
}

.md-header__lang {
  display: flex;
  align-items: center;
  gap: .35rem;
  margin-inline: .4rem;
  font-size: .72rem;
  white-space: nowrap;
}

.md-header__lang-link {
  color: inherit;
  opacity: .78;
  text-decoration: none;
}

.md-header__lang-short {
  display: none;
}

.md-header__lang-link:hover {
  opacity: 1;
  text-decoration: underline;
}

.md-header__lang-link--active {
  opacity: 1;
  font-weight: 700;
}

.md-header__lang-sep {
  opacity: .55;
}

@media screen and (max-width: 60em) {
  .md-header__lang {
    font-size: .68rem;
    margin-inline: .2rem;
  }

  .md-header__lang-long {
    display: none;
  }

  .md-header__lang-short {
    display: inline;
  }

  .md-header__social {
    display: flex;
  }

  .md-header__social .md-header__button {
    padding: .1rem;
  }
}