.gallery-item {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.3s ease;
}

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

/* Loader spinner */
.loader {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 200px;
}
.spinner {
  border: 4px solid rgba(0, 0, 0, 0.1);
  border-left-color: #09f;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Fade-in animation for images */
.gallery-image {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.gallery-image.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fancy load more button */
.load-more-btn {
  position: relative;
  display: inline-block;
  padding: 12px 36px;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(90deg, #3ff068, #25a543);
  border: none;
  border-radius: 50px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  opacity: 0;
  transform: translateY(10px);
}
.load-more-btn.visible {
  opacity: 1;
  transform: translateY(0);
}
.load-more-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0.4) 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  transform: skewX(-25deg);
  animation: shimmer 2.5s infinite;
}
@keyframes shimmer {
  0% {
    left: -75%;
  }
  100% {
    left: 125%;
  }
}
.load-more-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.3);
}
.load-more-btn:hover::before {
  animation-play-state: paused;
}