/* Gallery */
.post-gallery-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.post-gallery-grid img { width: 150px; cursor: pointer; transition: 0.3s; }
.lightbox { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.9); display: flex; flex-direction: column; align-items: center; justify-content: center; z-index: 9999; }
.lightbox.hidden { display: none; }
.lightbox img { max-width: 90%; max-height: 80%; }
.lightbox-caption { color: white; padding: 10px 20px; text-align: center; font-style: italic; font-size: 1rem; max-width: 90vw; margin: 10px 0 20px; user-select: none; }
.lightbox-close { position: absolute; top: 20px; right: 30px; color: white; font-size: 40px; cursor: pointer; }
.lightbox-nav { position: absolute; top: 50%; width: 100%; display: flex; justify-content: space-between; padding: 0 30px; }
.lightbox-prev, .lightbox-next { color: white; font-size: 60px; cursor: pointer; user-select: none; }