.main-footer {
  background: var(--primary-color-extra-dark);
  color: hsl(0, 0%, 100%);
  font-size: calc(14rem/var(--initial-font-multiplier));
}

.main-footer__contacts-wrapper {
  display: grid;
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
  padding: var(--grid-gap) 0;
  gap: var(--grid-gap);
  grid-template-columns: repeat(3, 1fr);
}

.main-footer__sitename-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--grid-gap);
  padding: 20px 0;
  align-items: center;
}

.main-footer__item {
  color: var(--text-color-light-gray);
}

.main-footer__item-value, .main-footer__item-value a {
  color: hsl(0, 0%, 100%);
}

.main-footer__openregion-logo {
  color: hsla(0, 0%, 100%, 0.1);
  transition: color 0.15s ease-out;
}

.main-footer__sitename {
  display: flex;
  align-items: center;
  font-size: calc(18rem/var(--initial-font-multiplier));
  color: hsl(0, 0%, 100%);
}

.main-footer__logo {
  margin-right: 32px;
}

.main-footer__social {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
}

.main-footer__social-label {
  margin: 20px 0;
}

.main-footer__social-items {
  display: flex;
  align-items: center;
  margin-left: var(--grid-gap);
}

.main-footer__social-item {
  color: hsl(0, 0%, 100%);
  width: 31px;
  height: 31px;
  border-radius: 50%;
  background: hsla(0, 0%, 100%, 0.1);
  margin-left: 4px;
  margin-right: 4px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease-out, background-color 0.15s ease-out;
}

.main-footer__social-separator {
  margin-left: 4px;
  margin-right: 4px;
  border-left: 1px solid hsla(0, 0%, 100%, 0.1);
  height: 31px;
}

#sputnik-informer {
  margin: 10px 4px;
  line-height: 0;
}

:root.root--special .main-footer {
  background-color: var(--special-background-color);
  color: var(--special-text-color);
  border-top: 1px solid var(--special-text-color);
}

:root.root--special .main-footer__item,
:root.root--special .main-footer__item-value,
:root.root--special .main-footer__item-value a {
  color: var(--special-text-color);
}

:root.root--special .main-footer__social-item {
  background-color: var(--special-background-color);
  color: var(--special-text-color);
  border: 1px solid var(--special-text-color);
}

:root.root--special .main-footer__social-separator {
  border-color: var(--special-text-color);
}

:root.root--special .main-footer__contacts-wrapper {
  border: none;
}

@media (hover: hover) {
  .main-footer a:hover {
    color: hsl(0, 0%, 100%);
    text-decoration: underline;
    text-decoration-color: hsla(0, 0%, 100%, 0.25);
  }

  .main-footer__openregion-logo:hover {
    color: hsl(0, 0%, 100%);
  }

  .main-footer__social-item:hover {
    color: hsl(0, 0%, 100%);
    background: var(--primary-color-hover);
  }

  :root.root--special .main-footer__social-item:hover {
    color: var(--special-background-color);
    background-color: var(--special-text-color);
  }
}

@media screen and (max-width: 735px) {
  .main-footer__item {
    display: flex;
    justify-content: space-between;
  }

  .main-footer__social {
    justify-content: flex-start;
  }

  .main-footer__social-label {
    margin-right: calc(var(--grid-gap) / 2);
  }

  .main-footer__social-items {
    margin: 0 -4px;
    flex-wrap: wrap;
  }

  .main-footer__contacts-wrapper,
  .main-footer__sitename-wrapper {
    grid-template-columns: 1fr;
  }
}

@media screen and (min-width: 736px) and (max-width: 1087px) {
  .main-footer__contacts-wrapper {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .main-footer__item {
    display: flex;
    flex-direction: column;
  }

  .main-footer__item-value {
    margin-top: 10px;
  }

  .main-footer__item--content-license {
    grid-column: span 2;
  }
}