/* Styles pour la section des certificats */
.certificate-item {

  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  margin-bottom: 30px;
  transition: transform 0.3s ease;
}

.certificate-item:hover {
  transform: translateY(-5px);
}

.certificate-image {
  position: relative;
  overflow: hidden;
  padding-top: 75%; /* Ratio 4:3 */
}

.certificate-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.certificate-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.certificate-item:hover .certificate-overlay {
  opacity: 1;
}

.certificate-link {
  color: #fff;
  font-size: 24px;
  transition: transform 0.3s ease;
}

.certificate-link:hover {
  transform: scale(1.2);
  color: #fff;
}

.certificate-info {
  padding: 20px;
  text-align: center;
}

.certificate-info h4 {
  margin: 0 0 10px;
  font-size: 18px;
  color: #fff;
}

.certificate-date {
  color: #666;
  margin: 0;
  font-size: 14px;
}