.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 30px;
}

.gallery img {
  width: 100%;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s;
}

.gallery img:hover {
  transform: scale(1.05);
}

/* POPUP */
.popup {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.9);
  justify-content: center;
  align-items: center;
}

.popup img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
}

.popup .close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: white;
  font-size: 35px;
  cursor: pointer;
}

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #25D366;
  color: white;
  font-size: 28px;
  padding: 14px 16px;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 1000;
}