/* Lightbox + gallery grid */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.gallery-grid img{width:100%;height:180px;object-fit:cover;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.1);cursor:pointer}
#lb{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:9999}
#lb img{max-width:92vw;max-height:86vh;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.5)}
#lb .nav{position:absolute;top:50%;transform:translateY(-50%);font-size:42px;color:#fff;cursor:pointer;user-select:none;padding:12px 16px}
#lb .prev{left:18px}#lb .next{right:18px}
#lb .close{position:absolute;top:14px;right:18px;font-size:34px;color:#fff;cursor:pointer}
#lb .cap{position:absolute;bottom:16px;color:#fff;font-size:14px;opacity:.8;text-align:center;width:100%}