/* ============================================
   FOOTER — Onyx Visual
   ============================================ */

.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-10);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-16);
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: var(--sp-8);
  }
}

/* ---------- Brand column ---------- */

.footer__brand {
  max-width: 300px;
}

.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-heading);
  font-weight: var(--fw-extrabold);
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: var(--sp-4);
  text-decoration: none;
}

.footer__brand-logo .navbar__logo-icon {
  width: 32px;
  height: 32px;
}

.footer__brand p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--sp-6);
}

/* ---------- Social icons ---------- */

.footer__socials {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.footer__social-link:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: rgba(59, 130, 246, 0.08);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

/* ---------- Link columns ---------- */

.footer__column-title {
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: var(--sp-5);
}

.footer__column-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.footer__link:hover {
  color: var(--text-primary);
}

/* ---------- Bottom bar ---------- */

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer__copyright {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer__legal {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}

.footer__legal-link {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer__legal-link:hover {
  color: var(--text-secondary);
}