/* ═══════════════════════════════════════════════════════════════
   LIGHTBOX — Fullscreen Image Viewer
   ═══════════════════════════════════════════════════════════════ */

/* Clickable images */
.lightbox-trigger {
    cursor: zoom-in;
    transition: opacity 0.2s ease;
}

.lightbox-trigger:hover {
    opacity: 0.85;
}

/* Overlay */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Close button */
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 210;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #FAF9F6;
    transition: background 0.2s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.15);
}

.lightbox-close svg {
    width: 20px;
    height: 20px;
}

/* Navigation arrows */
.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 210;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #FAF9F6;
    transition: background 0.2s ease, opacity 0.2s ease;
}

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

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.15);
}

.lightbox-prev.hidden,
.lightbox-next.hidden {
    opacity: 0;
    pointer-events: none;
}

.lightbox-prev svg,
.lightbox-next svg {
    width: 24px;
    height: 24px;
}

/* Image container */
.lightbox-image-wrap {
    position: relative;
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: zoom-in;
    transition: transform 0.25s ease;
}

.lightbox-image-wrap.zoomed {
    cursor: grab;
    overflow: hidden;
}

.lightbox-image-wrap.zoomed:active {
    cursor: grabbing;
}

.lightbox-image-wrap img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 12px;
    transition: transform 0.25s ease;
    user-select: none;
    -webkit-user-drag: none;
}

.lightbox-image-wrap.zoomed img {
    max-width: none;
    max-height: none;
    cursor: grab;
}

/* Caption */
.lightbox-caption {
    position: absolute;
    bottom: 24px;
    z-index: 210;
    font-size: 13px;
    font-weight: 500;
    color: rgba(250, 249, 246, 0.55);
    max-width: 60vw;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Counter */
.lightbox-counter {
    position: absolute;
    top: 28px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 13px;
    color: rgba(250, 249, 246, 0.5);
    z-index: 210;
    transition: opacity 0.2s ease;
}

/* Hide nav when zoomed */
.lightbox-zoomed .lightbox-counter,
.lightbox-zoomed .lightbox-prev,
.lightbox-zoomed .lightbox-next {
    opacity: 0 !important;
    pointer-events: none;
}


/* ─── RESPONSIVE ───────────────────────────────────────────────── */

@media (max-width: 768px) {
    .lightbox-prev,
    .lightbox-next {
        width: 36px;
        height: 36px;
    }

    .lightbox-prev { left: 8px; }
    .lightbox-next { right: 8px; }

    .lightbox-prev svg,
    .lightbox-next svg {
        width: 18px;
        height: 18px;
    }

    .lightbox-close {
        top: 12px;
        right: 12px;
        width: 36px;
        height: 36px;
    }

    .lightbox-image-wrap {
        max-width: 95vw;
        max-height: 75vh;
    }

    .lightbox-caption {
        bottom: 16px;
        left: 16px;
        font-size: 12px;
    }
}