.footer {
  margin-top: calc(var(--diagonal-space) * -1);
  padding-top: calc(var(--diagonal-space) + var(--space-10));
  padding-bottom: var(--space-10);
  background-color: var(--grey-light);
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  row-gap: 4rem;
}
.footer__primary-navigation,
.footer__secondary-navigation,
.footer__ternary-navigation {
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer__primary-navigation li,
.footer__secondary-navigation li,
.footer__ternary-navigation li {
  margin-bottom: var(--space-3);
}

.footer__link {
  font-size: 0.8rem;
}
.footer__link:hover,
.footer__link:focus {
  border-color: transparent;
}

.footer__newsletter-form fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}
.footer__newsletter-input {
  margin-bottom: var(--space-3);
  padding: 1.25em 1.75em;
  width: 100%;
  font-family: var(--text);
  font-weight: var(--text-regular);
  font-size: 1rem;
  background: transparent;
  border: 1px solid var(--white);
}
.footer__newsletter-input::placeholder {
  font-family: var(--text);
  font-weight: var(--text-regular);
}
.footer__newsletter-button {
  font-size: 1rem;
}
.footer__newsletter-button:hover,
.footer__newsletter-button:focus {
}

.footer__social-networks {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__social-network {
  filter: invert(1);
  width: 24px;
  transition: transform 0.2s;
}
.footer__social-network:hover,
.footer__social-network:focus {
  transform: scale(1.2);
}
@media (min-width: 500px) {
  .footer__social-network {
    width: 32px;
  }
  .footer__social-networks li:not(:first-child) {
    margin-left: var(--space-7);
  }
}
@media (min-width: 800px) {
  .footer {
    padding-bottom: var(--space-20);
  }
  .footer__ternary-navigation {
    margin-bottom: 0;
  }
  .footer__ternary-navigation li {
    margin-bottom: 0;
  }
  .footer__ternary-navigation li:not(:last-child) {
    margin-right: 4rem;
  }
}