footer {
  background: var(--dark);
  color: #fff;
  padding: 60px 20px 30px;
}

.footer-grid {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

footer h3 {
  margin-bottom: 15px;
  color: var(--secondary);
}

.social a {
  margin-right: 10px;
  font-size: 18px;
  color: #fff;
  transition: 0.3s;
}

.social a:hover {
  color: var(--secondary);
}

.footer-bottom {
  text-align: center;
  margin-top: 30px;
  font-size: 14px;
  opacity: 0.7;
}