/* nui-lightbox.css */
nui-lightbox {
    display: contents; /* Ensure the wrapper doesn't break declarative layout flows */
}

nui-lightbox dialog {
    padding: 0;
    margin: auto;
    border: none;
    max-width: 100dvw;
    max-height: 100dvh;
    width: 100dvw;
    height: 100dvh;
    background: transparent;
    color: var(--color-base);
    overflow: hidden;

    /* Animations */
    transition: opacity 0.2s ease-out, transform 0.2s ease-out, display 0.2s allow-discrete, overlay 0.2s allow-discrete;
    opacity: 0;
    transform: scale(0.5);
}

nui-lightbox dialog[open] {
    display: block;
    opacity: 1;
    transform: scale(1);
}

nui-lightbox dialog.closing {
    opacity: 0;
    transform: scale(0.5);
}

@starting-style {
    nui-lightbox dialog[open] {
        opacity: 0;
        transform: scale(0.5);
    }
}

nui-lightbox dialog:not([open]) {
    display: none !important;
}

nui-lightbox dialog::backdrop {
    background: rgba(0, 0, 0, 0.95);
    transition: opacity 0.2s ease-out, display 0.2s allow-discrete, overlay 0.2s allow-discrete;
    opacity: 0;
}

nui-lightbox dialog[open]::backdrop {
    opacity: 1;
}

nui-lightbox dialog.closing::backdrop {
    opacity: 0;
}

@starting-style {
    nui-lightbox dialog[open]::backdrop {
        opacity: 0;
    }
}

nui-lightbox .nui-lightbox-toolbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--nui-space);
    background: linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, transparent 100%);
    color: white;
    z-index: 10;
}

nui-lightbox .nui-lightbox-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: var(--nui-space-half);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

nui-lightbox .nui-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

nui-lightbox .nui-lightbox-body {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
    z-index: 1;
}

nui-lightbox .nui-lightbox-nav {
    background: rgba(0, 0, 0, 0.3);
    border: none;
    color: white;
    cursor: pointer;
    padding: var(--nui-space);
    border-radius: 50%;
    margin: 0 var(--nui-space);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, opacity 0.2s;
    z-index: 2;
    flex-shrink: 0;
}

nui-lightbox .nui-lightbox-nav:hover {
    background: rgba(0, 0, 0, 0.7);
}

nui-lightbox .nui-lightbox-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

nui-lightbox .nui-lightbox-view {
    position: absolute;
    inset: 0;
    overflow: hidden;
    touch-action: pan-y;
}

nui-lightbox .nui-lightbox-track {
    position: relative;
    width: 100%;
    height: 100%;
    will-change: transform;
}

nui-lightbox .nui-lightbox-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--nui-space);
    box-sizing: border-box;
}

nui-lightbox .nui-lightbox-slide[data-pos="-1"] { transform: translateX(-100%); }
nui-lightbox .nui-lightbox-slide[data-pos="0"]  { transform: translateX(0); }
nui-lightbox .nui-lightbox-slide[data-pos="1"]  { transform: translateX(100%); }

nui-lightbox .nui-lightbox-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}

nui-lightbox .nui-lightbox-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--nui-space);
    padding-bottom: calc(var(--nui-space) + env(safe-area-inset-bottom, 0px));
    text-align: center;
    color: white;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 100%);
    z-index: 10;
    pointer-events: none;
}

/* Animations */
@keyframes nui-fade-in {
    from { opacity: 0; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

/* Responsive */
@media (max-width: 768px) {
    nui-lightbox .nui-lightbox-nav {
        /* hide arrows on mobile, rely on swipe */
        display: none !important;
    }
}