/* =====================================================================
   Footer
   ===================================================================== */

.footer {
  position: relative;
  border-top: 1px solid var(--line);
  background: var(--ink-850);
  padding-top: clamp(3rem, 2rem + 4vw, 5rem);
  overflow: hidden;
}
.footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: var(--gradient-signal);
  opacity: 0.5;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  padding-bottom: clamp(2.5rem, 1.5rem + 3vw, 4rem);
}
.footer__brand .brand {
  margin-bottom: 1.2rem;
}
.footer__tag {
  color: var(--text-muted);
  max-width: 24rem;
  font-size: 0.98rem;
}
.footer__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem 2rem;
  align-content: start;
  justify-self: end;
}
.footer__nav a {
  font-size: 0.95rem;
  color: var(--text-muted);
  padding: 0.3rem 0;
  width: fit-content;
  position: relative;
  transition: color var(--dur) var(--ease-out-expo);
}
.footer__nav a::before {
  content: "→";
  display: inline-block;
  margin-right: 0.5rem;
  color: var(--signal);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity var(--dur) var(--ease-out-expo),
    transform var(--dur) var(--ease-out-expo);
}
.footer__nav a:hover {
  color: var(--text);
}
.footer__nav a:hover::before {
  opacity: 1;
  transform: none;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-block: 1.6rem;
  border-top: 1px solid var(--line-faint);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
}
.footer__loc {
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

@media (max-width: 720px) {
  .footer__inner {
    grid-template-columns: 1fr;
  }
  .footer__nav {
    justify-self: start;
  }
}