.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 5.5rem;
  padding: 0 20rem;
  background: #f7f7f7;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  width: 9.625rem;
}

.site-header__brand img {
  width: 9.625rem;
  height: auto;
}

.site-header__navigation {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 55.875rem;
}

.site-nav {
  display: flex;
  align-items: center;
}

.site-nav {
  gap: 3.125rem;
}

.site-nav a {
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-blue-600);
}

.language-switch {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--color-blue-600);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.0175rem;
  white-space: nowrap;
}

.language-switch__toggle,
.language-switch__option {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  line-height: inherit;
  white-space: nowrap;
}

.language-switch__toggle {
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.language-switch__dropdown {
  position: absolute;
  left: 50%;
  top: calc(100% + 0.625rem);
  z-index: 70;
  min-width: 5.625rem;
  padding: 0.375rem;
  border: 0.0625rem solid rgba(0, 135, 213, 0.14);
  border-radius: 999rem;
  background: var(--color-surface);
  box-shadow: 0 0.75rem 1.5rem rgba(0, 47, 76, 0.12);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -0.25rem);
  transition: opacity 220ms ease, transform 220ms ease, visibility 0s linear 220ms;
  visibility: hidden;
}

.language-switch[data-open="true"] .language-switch__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
  transition: opacity 220ms ease, transform 220ms ease, visibility 0s;
  visibility: visible;
}

.language-switch__option {
  justify-content: center;
  padding: 0;
  text-decoration: none;
}

.language-switch__toggle:hover,
.language-switch__toggle:focus-visible,
.language-switch__option:hover,
.language-switch__option:focus-visible {
  color: var(--color-blue-700);
}

.language-switch__flag {
  display: block;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  object-fit: cover;
}

.site-header__toggle {
  display: none;
}

@media (min-width: 1409px) and (max-width: 1919px) {
  .site-header {
    padding-right: calc((100vw - 80rem) / 2);
    padding-left: calc((100vw - 80rem) / 2);
  }
}

@media (max-width: 1408px) {
  .site-header {
    min-height: 6.25vw;
    padding: 0 5vw;
  }

  .site-header__brand,
  .site-header__brand img {
    width: 10.9375vw;
  }

  .site-header__navigation {
    width: 100%;
    max-width: 63.494318vw;
  }

  .site-nav {
    gap: 3.551136vw;
  }

  .site-nav a {
    font-size: 1.278409vw;
  }

  .language-switch {
    gap: 0.426136vw;
    font-size: 0.994318vw;
    letter-spacing: -0.019886vw;
  }

  .language-switch__toggle,
  .language-switch__option {
    gap: 0.426136vw;
  }

  .language-switch__dropdown {
    top: calc(100% + 0.710227vw);
    min-width: 6.392045vw;
    padding: 0.426136vw;
    border-radius: 71.022727vw;
    box-shadow: 0 0.852273vw 1.704545vw rgba(0, 47, 76, 0.12);
    transform: translate(-50%, -0.284091vw);
  }

  .language-switch__flag {
    width: 1.988636vw;
    height: 1.988636vw;
  }
}

@media (max-width: 767px) {
  .site-header {
    min-height: 18.253vw;
    padding: 0 5vw;
  }

  .site-header__brand,
  .site-header__brand img {
    width: 39.113vw;
  }

  .site-header__toggle {
    position: relative;
    z-index: 60;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    width: 11.734vw;
    height: 11.734vw;
    padding: 0;
    border: 1px solid var(--color-line);
    border-radius: 1.565vw;
    background: transparent;
    gap: 1.565vw;
  }

  .site-header__toggle-line {
    display: block;
    width: 5.997vw;
    height: 1px;
    margin: 0 auto;
    background: var(--color-text);
    transition: transform 600ms ease;
  }

  .site-header[data-open="true"] .site-header__toggle-line:first-child {
    transform: translateY(0.978vw) rotate(45deg);
  }

  .site-header[data-open="true"] .site-header__toggle-line:nth-child(2) {
    transform: translateY(-0.978vw) rotate(-45deg);
  }

  .site-header__navigation {
    position: fixed;
    inset: 18.253vw 0 auto 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    max-height: 0;
    padding: 6.258vw 5vw 7.823vw;
    max-width: none;
    overflow: hidden;
    border-top: 1px solid var(--color-line);
    background: #f7f7f7;
    box-shadow: 0 24px 48px rgba(0, 59, 99, 0.12);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-3vw);
    transition:
      max-height 600ms ease,
      opacity 600ms ease,
      transform 600ms ease,
      visibility 0s linear 600ms;
    visibility: hidden;
  }

  .site-header[data-open="true"] .site-header__navigation {
    max-height: calc(100dvh - 18.253vw);
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    transition:
      max-height 600ms ease,
      opacity 600ms ease,
      transform 600ms ease,
      visibility 0s;
    visibility: visible;
  }

  .site-header__navigation {
    justify-content: flex-start;
  }

  .site-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav a {
    padding: 4.172vw 0;
    border-bottom: 1px solid var(--color-line);
    font-size: 5.215vw;
  }

  .language-switch,
  .button--header {
    margin-top: 6.258vw;
  }

  .language-switch {
    gap: 1.565vw;
    font-size: 3.65vw;
    letter-spacing: -0.037vw;
  }

  .language-switch__toggle,
  .language-switch__option {
    gap: 1.565vw;
  }

  .language-switch__dropdown {
    left: 0;
    top: calc(100% + 2.608vw);
    min-width: 23.499vw;
    padding: 1.565vw;
    border-radius: 100vw;
    box-shadow: 0 3.129vw 6.258vw rgba(0, 47, 76, 0.12);
    transform: translateY(-1.043vw);
  }

  .language-switch[data-open="true"] .language-switch__dropdown {
    transform: translateY(0);
  }

  .language-switch__flag {
    width: 7.301vw;
    height: 7.301vw;
  }

}