.only-mobile {
  display: none;
}

.site-footer {
  position: relative;
  z-index: 200;
  background-color: #1a1a1a;
  padding: 60px 0 20px;
  /* Fondo oscuro profesional */
  color: #fdfdfd;
  font-size: 14px;
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  margin: 0 auto;
  padding: 0 20px;
  max-width: 1200px;
}

.footer-column {
  flex: 1;
  min-width: 200px;
  /* Evita que se amontonen en tablets */
}

.footer-title {
  /* Tu verde marca */
  margin-bottom: 20px;
  color: #145a37;
  font-size: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

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

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  transition: color 0.3s;
  color: #bbb;
  text-decoration: none;
}

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

.footer-bottom {
  margin-top: 40px;
  border-top: 1px solid #333;
  padding-top: 20px;
  color: #777;
  font-size: 12px;
  text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
}

/* ESTILO PARA SCROLL TOP */

.scroll-top-btn {
  display: flex;
  position: fixed;
  right: 30px;
  bottom: 30px;
  justify-content: center;
  align-items: center;
  transform: translateY(20px);
  visibility: hidden;
  opacity: 0;
  z-index: 9999;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid #e2e8f0;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.8);
  width: 50px;
  height: 50px;
  color: #1a202c;
}

.scroll-top-btn.show {
  transform: translateY(0);
  visibility: visible;
  opacity: 1;
}

.scroll-top-btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  background-color: #1a202c;
  color: #ffffff;
}

.scroll-top-btn svg {
  transition: transform 0.3s ease;
}

.scroll-top-btn:active {
  transform: scale(0.9);
}

/* Ajuste para móviles */
@media (max-width: 768px) {
  .scroll-top-btn {
    right: 16px;
    bottom: 160px;
    width: 45px;
    height: 45px;
  }
}