.footer {
  background-color: var(--color-zinc-900);
  width: 100%;
  padding-top: var(--space-sm);
  padding-bottom: var(--space-md);
  text-align: center;
}

.footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter-mobile);
}

@media (min-width: 768px) {
  .footer__inner {
    padding-inline: var(--gutter-desktop);
  }
}

.footer__logo {
  display: block;
  width: 128px;
  height: auto;
  margin: 0 auto var(--space-xs);
  filter: invert(1) brightness(2);
}

.footer__social {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 auto var(--space-3xl);
  padding: 4px var(--space-sm);
  border: 1px solid var(--color-zinc-400);
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-size: var(--font-size-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-zinc-100);
  transition: background-color var(--transition-base),
              color var(--transition-base),
              border-color var(--transition-base);
}

.footer__social:hover {
  background-color: var(--color-baby-pink);
  border-color: var(--color-baby-pink);
  color: var(--color-midnight);
}

.footer__social-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.footer__columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  text-align: left;
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .footer__columns {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__columns {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: var(--font-size-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-zinc-400);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer__link {
  display: inline-block;
  background: none;
  border: none;
  padding: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: var(--font-size-sm);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: var(--tracking-ui);
  color: var(--color-zinc-400);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-zinc-100);
}

.footer__copyright {
  font-family: var(--font-body);
  font-size: var(--font-size-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-uppercase);
  text-transform: uppercase;
  color: var(--color-zinc-400);
}