.site-footer {
  background: var(--color-footer);
  color: rgba(255, 255, 255, 0.55);
  padding-top: var(--space-16);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.site-footer__logo {
  display: inline-block;
  line-height: 0;
  margin-bottom: var(--space-4);
}

.site-footer__logo-img {
  display: block;
  width: auto;
  height: 2.375rem;
  max-width: 14rem;
  filter: brightness(0) invert(1);
}

.site-footer__tagline {
  font-size: var(--text-sm);
  line-height: 1.65;
  margin-bottom: var(--space-6);
  max-width: 32ch;
}

.site-footer__contact {
  font-size: var(--text-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-style: normal;
}

.site-footer__contact a {
  transition: color 200ms ease;
}

.site-footer__contact a:hover {
  color: var(--color-accent);
}

.site-footer__columns {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr 1fr;
}

.site-footer__heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.site-footer__link {
  display: block;
  font-size: var(--text-sm);
  padding-block: 2px;
  transition: color 200ms ease, padding-left 200ms ease;
}

.site-footer__link:hover {
  color: var(--color-white);
  padding-left: var(--space-2);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3) var(--space-6);
  padding-block: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.25);
}

.site-footer__copyright,
.site-footer__credit {
  margin: 0;
}

.site-footer__credit {
  margin-left: auto;
  text-align: right;
}

.site-footer__credit-link {
  position: relative;
  color: inherit;
  text-decoration: none;
  transition:
    color 280ms ease,
    text-shadow 280ms ease;
  -webkit-tap-highlight-color: transparent;
}

.site-footer__credit-link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.42) 50%,
    transparent 100%
  );
  opacity: 0;
  transform: scaleX(0.55);
  transform-origin: center;
  transition:
    opacity 280ms ease,
    transform 280ms ease;
}

.site-footer__credit-link:hover,
.site-footer__credit-link:focus-visible {
  color: rgba(255, 255, 255, 0.58);
  text-shadow: 0 0 18px rgba(230, 81, 0, 0.22);
}

.site-footer__credit-link:hover::after,
.site-footer__credit-link:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

@media (prefers-reduced-motion: reduce) {
  .site-footer__credit-link::after {
    transition: none;
  }
}

@media (max-width: 767px) {
  .site-footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .site-footer__credit {
    margin-left: 0;
    text-align: center;
  }
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1.3fr;
  }

  .site-footer__columns {
    grid-template-columns: repeat(3, 1fr);
  }
}