.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}
.modal img {
  max-width: 95%;
  max-height: 95%;
  object-fit: contain;
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: white;
  font-size: 80px;
  font-weight: bold;
  cursor: pointer;
  padding: 0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
  z-index: 10000;
}
.modal-close:hover { transform: scale(1.2); }
.hidden { display: none;}