/* =========================================
   FOOTER
   ========================================= */

footer {
  background-color: var(--tono);
  color: var(--white);
  padding: 70px 0 20px;
}

footer .container {
  width: 90%;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 50px;
}

.footer-column h3 {
  font-size: 20px;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--tono-claro);
}

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

.footer-column ul li {
  margin-bottom: 12px;
}

.footer-column ul li a {
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.footer-column ul li a:hover {
  color: var(--tono-claro);
  padding-left: 5px;
}

.footer-column p {
  color: rgba(255, 255, 255, 0.85);
}

.footer-column .social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.footer-column .social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
  font-size: 1.5rem;
}

.footer-column .social-links a:hover {
  background-color: var(--tono-claro);
  color: var(--tono);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0;
}

.footer-bottom a {
  text-decoration: none;
}

@media (max-width: 768px) {
  footer {
    padding: 50px 0 20px;
  }

  .footer-content {
    gap: 28px;
    margin-bottom: 30px;
  }

  .footer-column h3 {
    margin-bottom: 18px;
  }

  .footer-column .social-links {
    gap: 10px;
  }

  .footer-column .social-links a {
    width: 38px;
    height: 38px;
    font-size: 1.2rem;
  }

  .footer-bottom p {
    font-size: 0.92rem;
    line-height: 1.5;
  }
}

@media (max-width: 480px) {
  footer .container {
    width: 94%;
  }

  .footer-column ul li a,
  .footer-column p,
  .footer-bottom p {
    font-size: 0.92rem;
  }
}