.portfolio-gallery {
  column-count: 3;
  column-gap: 24px;
}

.portfolio-gallery .work-item {
  break-inside: avoid;
  margin-bottom: 24px;
  display: block;
}

.portfolio-gallery .work-item img {
  width: 100%;
  height: auto;
  display: block;
}

.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(0, 0, 0, 0.88);
}

.portfolio-lightbox.is-open {
  display: flex;
}

.portfolio-lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
}

.portfolio-lightbox-close,
.portfolio-lightbox-prev,
.portfolio-lightbox-next {
  position: absolute;
  border: 0;
  background: transparent;
  color: #fff;
  cursor: pointer;
  line-height: 1;
}

.portfolio-lightbox-close {
  top: 24px;
  right: 30px;
  font-size: 44px;
}

.portfolio-lightbox-prev,
.portfolio-lightbox-next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 72px;
  padding: 20px;
}

.portfolio-lightbox-prev {
  left: 24px;
}

.portfolio-lightbox-next {
  right: 24px;
}

.portfolio-lightbox-open {
  overflow: hidden;
}

@media (max-width: 600px) {
  .portfolio-lightbox {
    padding: 20px;
  }

  .portfolio-lightbox-prev,
  .portfolio-lightbox-next {
    font-size: 48px;
  }
}

.portfolio-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 14px;
  border: 2px solid #0b1f3a; /* your navy */
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.filter-btn.active,
.filter-btn:hover {
  background: #0b1f3a;
  color: #fff;
  font-weight: 600;
}




.portfolio-filters{
    justify-content: center;
    padding: 15px 0;
    background: transparent !important;
}

.portfolio-filters-wrap{
    position: relative;
}

.portfolio-filters-bg{
    display: block;
    height: stretch;
    width: 102vw;
    background: #f2f2f2;
    z-index: -1;
    position: absolute;
    transform: translateX(-50%);
    left: 50%;
}

.filter-btn{
    font-family: 'Roboto';
    font-size: 16px;
}

@media (max-width: 600px){
    .portfolio-gallery {
        column-count: 2;
        column-gap: 24px;
    }
}