/* ==========================================================================
   Aged Science LLC — Footer
   ========================================================================== */

.footer {
  border-top: 1px solid var(--color-line);
  padding-block: clamp(3rem, 2rem + 4vw, 5rem);
  padding-bottom: calc(clamp(3rem, 2rem + 4vw, 5rem) + env(safe-area-inset-bottom));
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
}

.footer__brand {
  font-size: clamp(1.5rem, 1rem + 3vw, 2.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.footer__brand-accent {
  color: var(--color-accent);
}

.footer__tagline {
  margin-top: 0.75rem;
  max-width: 28ch;
  font-size: var(--text-small);
  color: var(--color-text-dim);
}

.footer__heading {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.footer__list > li + li {
  margin-top: 0.6rem;
}

.footer__link {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--color-accent-bright);
}

.footer__address {
  font-size: var(--text-small);
  font-style: normal;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  align-items: baseline;
  justify-content: space-between;
  margin-top: clamp(2.5rem, 2rem + 3vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  min-width: 0;
}

.footer__sep {
  color: var(--color-line);
}

@media (min-width: 48rem) {
  .footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 3rem;
  }
}

@media (min-width: 64rem) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
  }
}