footer {
  background: #002b45;
  color: #ccc;
  padding: 3rem 2rem 1rem;
  font-size: 0.9rem;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto 2rem auto;
}

.footer-column h3 {
  color: #fff;
  margin-bottom: 0.8rem;
  font-size: 1rem;
}

.footer-column p {
  margin: 0.3rem 0;
  line-height: 1.5;
}

.footer-column a {
  color: #00d6b2;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-column a:hover {
  color: #1affc9;
}

.social-icons {
  display: flex;
  gap: 0.7rem;
  margin-top: 0.5rem;
}

.social-icons a {
  color: #fff;
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

.social-icons a:hover {
  color: #00d6b2;
}

.footer-bottom {
  border-top: 1px solid #1b3b55;
  text-align: center;
  padding-top: 1rem;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: #1affc9;
  font-weight: bold;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: #00d6b2;
}

/* Responsividade */
@media (max-width: 600px) {
  footer {
    text-align: center;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .social-icons {
    justify-content: center;
  }
}