.footer {
  border-top: 1px solid var(--line);
  background: var(--bg-0);
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
.footer-col h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-2);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-1);
  transition: color .15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-col a:hover { color: var(--accent); }
.footer-col a::before {
  content: "→";
  color: var(--fg-3);
  transition: color .15s ease, transform .15s ease;
}
.footer-col a:hover::before { color: var(--accent); transform: translateX(2px); }

.footer-brand p {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.6;
  margin-top: 16px;
  max-width: 36ch;
}
.footer-mark {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 18px;
  color: var(--fg-0);
}

.footer-mega {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(64px, 16vw, 240px);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: var(--fg-0);
  -webkit-text-stroke: 1px var(--accent);
  -webkit-text-fill-color: transparent;
  text-align: left;
  border-top: 1px solid var(--line);
  padding-top: 32px;
  margin-bottom: 24px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fg-2);
}
.footer-bottom span > b { color: var(--fg-1); font-weight: 500; }

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-mega { font-size: clamp(48px, 18vw, 120px); }
}