.footer {
  padding: 1rem clamp(1.25rem, 3vw, 2.5rem) clamp(1.5rem, 3vw, 2.25rem);
}

.footer__inner {
  max-width: 72rem;
  width: 100%;
  margin-inline: auto;
  padding: clamp(2rem, 4vw, 2.75rem) clamp(1.5rem, 3vw, 2.5rem) 1.75rem;
  border-radius: 1.5rem;
  background: var(--surface);
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: 2.25rem;
}

.footer__brand {
  max-width: 16rem;
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
  color: var(--ink);
  text-decoration: none;
}

.footer__mark {
  width: 1.05rem;
  height: 1.05rem;
  color: var(--accent);
}

.footer__wordmark {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.footer__tagline {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
}

.footer__col h3 {
  margin-bottom: 0.9rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink);
}

.footer__col a {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

@media (hover: hover) {
  .footer__col a:hover {
    color: var(--ink);
  }
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.footer__copy {
  font-size: 0.78rem;
  color: var(--muted);
}

.footer__social {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer__social a {
  display: inline-flex;
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer__social a:hover {
  color: var(--ink);
}

.footer__social svg {
  width: 1rem;
  height: 1rem;
}

@media (max-width: 48rem) {
  .footer__top {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
    max-width: none;
  }
}

@media (max-width: 28rem) {
  .footer__top {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}