.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.92);
    align-items: center;
    justify-content: center;
    z-index: 100;
    touch-action: none;
}
html.dark .lightbox {
    background: rgba(0, 0, 0, 0.92);
}
.lightbox.open {
    display: flex;
}
body.lightbox-open {
    overflow: hidden;
    height: 100vh;
}
.lightbox img {
    max-width: 85vw;
    max-height: 85vh;
    width: auto;
    height: auto;
    object-fit: contain;
}
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2rem;
    background: none;
    border: none;
    color: black;
    cursor: pointer;
}
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    background: none;
    border: none;
    color: black;
    cursor: pointer;
    padding: 0 20px;
}
.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

html.dark .lightbox-close,
html.dark .lightbox-nav {
    color: white;
}

@media (hover: none) and (pointer: coarse) {
    .lightbox-nav {
        display: none;
    }
}

#lightbox-img {
    transition: transform 0.25s ease, opacity 0.25s ease;
}