.masonry {
  column-count: 4;
  column-gap: 15px;
  padding: 20px;
}

.masonry img {
  width: 100%;
  margin-bottom: 15px;
  border-radius: 12px;
  cursor: pointer;
  transition:
    transform 0.3s ease,
    opacity 0.3s ease;
  break-inside: avoid;
}

.masonry img:hover {
  transform: scale(1.03);
  opacity: 0.9;
}

.masonry img:focus-visible {
  outline: 3px solid #ff7a1a;
  outline-offset: 3px;
}

/* Responsive */
@media (max-width: 1200px) {
  .masonry {
    column-count: 3;
  }
}

@media (max-width: 768px) {
  .masonry {
    column-count: 2;
  }
}

@media (max-width: 480px) {
  .masonry {
    column-count: 1;
  }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  touch-action: none;
  overscroll-behavior: contain;
}

.lightbox-open {
  overflow: hidden;
}

.lightbox-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90%;
  max-height: 90%;
  user-select: none;
}

.lightbox-image {
  max-width: 100%;
  max-height: 90vh;
  border-radius: 12px;
  transition: transform 0.18s ease;
  user-select: none;
  -webkit-user-drag: none;
}

.lightbox-image.is-dragging {
  transition: none;
}

.lightbox-counter {
  position: absolute;
  left: 50%;
  bottom: -42px;
  transform: translateX(-50%);
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  backdrop-filter: blur(8px);
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  cursor: pointer;
  font-size: 32px;
  line-height: 1;
  z-index: 2;
}

.lightbox-close:hover,
.lightbox-close:focus-visible {
  background: rgba(255, 255, 255, 0.28);
}

.prev,
.next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 40px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 20px;
  user-select: none;
}

.prev {
  left: 20px;
}
.next {
  right: 20px;
}

.prev:hover,
.next:hover {
  opacity: 0.7;
}

@media (max-width: 768px) {
  .lightbox {
    background: rgba(0, 0, 0, 0.94);
  }

  .lightbox-stage {
    max-width: 100%;
    max-height: 100%;
    padding: 0 12px;
  }

  .lightbox-image {
    max-width: 100%;
    max-height: 82vh;
    border-radius: 10px;
  }

  .prev,
  .next {
    display: none;
  }

  .lightbox-close {
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    font-size: 28px;
  }

  .lightbox-counter {
    bottom: -38px;
    font-size: 12px;
  }
}