.header {
  z-index: 10;
}

/* Container for page content  */
@media (max-width: 48em) {
  .header {
    position: sticky;
    top: 0;
    background-color: var(--color6);
    z-index: 1000;
  }
}

.header__language-container {
  padding: 0px 1.5rem;
}

/* Grey bar with language toggle buttons  */
.header__language-bar {
  height: 50px;
  background-color: var(--color5);
  align-content: center;
}

.header__buttons {
  display: flex;
  justify-content: end;
  align-items: center;
  gap: 1rem;
}

.header__language-link {
  padding: 3px 7px;
  border-radius: 10px;
  text-decoration: none;
  font-family: Montserrat-SemiBold, 'Courier New', Courier, monospace;
  font-size: 1rem;
  color: var(--color6);
  border: 3px solid transparent;
}

.header__language-link--active {
  background-color: #5c5c5c;
}

.header__language-link:hover {
  border: 3px solid var(--color1);
}

.header__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 48em) {
  .header__nav {
    padding: 1.5rem;
  }
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  padding: 0;
}

@media (max-width: 48em) {
  .nav__toggle {
    display: block;
  }
}

.nav__toggle--close {
  margin-inline-start: auto;
  margin-block-start: 1rem;
  margin-block-end: 4rem;
}

/* Corrects close icons sizing */
.nav__toggle--close .nav__toggle-icon {
  width: 2.5rem;
}

.nav__toggle--open[aria-expanded='true'] + .nav__menu {
  transform: translate(0);
}

@media (prefers-reduced-motion) {
  .nav__toggle--open[aria-expanded='true'] + .nav__menu {
    opacity: 1;
  }
}

@media (max-width: 48em) {
  .nav__menu {
    position: fixed;
    inset: 0;
    padding: 1.5rem;
    background-color: var(--color1);
    transform: translate(100vw, 0);
    transition: transform 0.5s ease-in-out;
    margin-top: 50px;
  }
}

@media (max-width: 48em) and (prefers-reduced-motion) {
  .nav__menu {
    transform: translate(0);
    opacity: 0;
    transition: opacity 500ms ease-in-out;
  }
}

.nav__links {
  display: flex;
  align-items: flex-start;
  margin: 0;
  padding: 0;
}

@media (max-width: 48em) {
  .nav__links {
    flex-direction: column;
  }
}

.nav__links-item {
  list-style-type: none;
}

.nav__links-link {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: var(--color4);
  font-family: Montserrat-SemiBold, 'Courier New', Courier, monospace;
  font-size: 1.5rem;
  padding-block: 3rem;
  padding-inline: 0.25rem;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (max-width: 48em) {
  .nav__links-link {
    font-size: 2rem;
    padding-block: 1rem;
  }
}

/* Active indicator bar using a pseudo-element */
.nav__links-link[aria-current='page']::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  height: 4px;
  width: 2.5rem;
  background-color: var(--color1);
}

.nav__links-link:hover::after,
.nav__links-link:focus-visible::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  height: 4px;
  width: 100%;
  background-color: var(--color1);
}

.nav__links-link:focus-visible {
  outline: 2px solid var(--color1);
  outline-offset: 3px;
}