/* Portfolio single — masonry grid polish + fullscreen lightbox slider */

.pf-gallery__item img {
    display: block;
}

/* Lightbox overlay (built by portfolio.js, appended to <body>) */
.pf-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: rgba(18, 18, 18, 0.96);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.pf-lightbox.is-open {
    opacity: 1;
    visibility: visible;
}

.pf-lightbox__swiper {
    width: 100%;
    height: 100%;
}

.pf-lightbox .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    padding: 6vh 7vw;
}

.pf-lightbox .swiper-slide img {
    max-width: 100%;
    max-height: 88vh;
    width: auto;
    height: auto;
    object-fit: contain;
    user-select: none;
}

.pf-lightbox__close,
.pf-lightbox__prev,
.pf-lightbox__next {
    position: absolute;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    color: #fff;
    cursor: pointer;
    opacity: 0.85;
    transition: opacity 0.25s ease;
}

.pf-lightbox__close:hover,
.pf-lightbox__prev:hover,
.pf-lightbox__next:hover {
    opacity: 1;
}

.pf-lightbox__close {
    top: 22px;
    right: 26px;
    width: 44px;
    height: 44px;
}

.pf-lightbox__prev,
.pf-lightbox__next {
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
}

.pf-lightbox__prev {
    left: 14px;
}

.pf-lightbox__next {
    right: 14px;
}

.pf-lightbox__prev.swiper-button-disabled,
.pf-lightbox__next.swiper-button-disabled {
    opacity: 0.25;
    cursor: default;
}

.pf-lightbox__counter {
    position: absolute;
    bottom: 22px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    color: #fff;
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    opacity: 0.7;
}

@media (max-width: 640px) {
    .pf-lightbox .swiper-slide { padding: 8vh 5vw; }
    .pf-lightbox__prev, .pf-lightbox__next { width: 40px; height: 40px; }
    .pf-lightbox__prev { left: 4px; }
    .pf-lightbox__next { right: 4px; }
}
