footer {
  background: var(--ats-black);
  color: #fff;
  margin-top: 90px;
  padding: 64px 24px 24px;
  border-top: 4px solid var(--ats-red);
}

.footer-content {
  max-width: 1240px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 46px;
}

.footer-logo-text {
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 16px;
}

.footer-description {
  color: rgba(255,255,255,0.68);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 360px;
}

.footer-column h4 {
  color: #fff;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 18px;
}

.footer-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-column li {
  margin-bottom: 11px;
}

.footer-column a {
  color: rgba(255,255,255,0.68);
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer-column a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  margin-top: 46px;
  padding-top: 20px;
  text-align: center;
}

.footer-words {
  color: rgba(255,255,255,0.55);
  font-size: 0.82rem;
  margin: 0;
}

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 650px) {
  footer {
    padding: 50px 20px 22px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}