/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  margin-top: 40px;
  padding: 64px 0 32px;
  border-top: 1px solid var(--line);
  background: rgba(7,8,12,0.6);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer__brand p { font-size: 14px; max-width: 30ch; margin-top: 14px; }
.footer__col h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer__col a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  transition: color .15s ease;
}
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}
.footer__social { display: flex; gap: 10px; }
.footer__social a {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text-dim);
  transition: all .2s ease;
}
.footer__social a:hover { color: var(--accent); border-color: var(--accent); }

@media (max-width: 820px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer__brand { grid-column: 1 / -1; }
}