/* FOOTER */
footer {
  background-color: var(--color-dark);
  color: var(--color-light);
  padding: var(--spacing-md) 0;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-primary),
    var(--color-secondary),
    var(--color-primary),
    transparent
  );
  filter: drop-shadow(0 0 5px var(--color-primary));
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--spacing-sm);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-section h3 {
  color: var(--color-light);
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 230px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer-section p {
  color: var(--color-text-light);
  line-height: 1.6;
}

.footer-bottom {
  margin-top: var(--spacing-xs);
  padding-top: var(--spacing-xs);
  text-align: center;
  position: relative;
}

.footer-bottom::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-text-light),
    transparent
  );
}

/* Media queries para el footer */
@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-md);
  }

  .footer-section h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
}