/* Footer with sponsor logos and copyright notice */

footer {
  background-color: #ffffff;
  padding: 4rem 1rem;
  text-align: center;
  border-top: 5px solid var(--bright-green);
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s ease;
}

footer.visible {
  opacity: 1;
  transform: translateY(0);
}

.sponsors {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.sponsors img {
  max-height: 100px;
  object-fit: contain;
  filter: grayscale(20%);
  transition:
    transform 0.3s ease,
    filter 0.3s ease,
    border 0.3s ease;
  border-radius: 6px;
}

.sponsors img:hover {
  transform: translateY(-3px);
  filter: grayscale(0%);
  border: 2px solid var(--turquoise);
}

.sponsors img:first-of-type {
  max-height: 80px;
}

footer p {
  font-size: 0.9rem;
  color: #666;
  margin-top: 1rem;
}

@media (max-width: 1080px) {
  .sponsors {
    flex-wrap: wrap;
  }

  .sponsors a:first-child,
  .sponsors a:last-child {
    flex-basis: 100%; /* forces first and last to take full width */
    display: flex;
    justify-content: center; /* centers the logos */
  }
}