#gv-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000;display:block;z-index:99999;overflow:hidden}#gv-img{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);max-width:100%;max-height:100%;cursor:pointer;transition:transform 0.25s ease}.gv-controls{position:fixed;top:50%;left:0;right:0;display:flex;justify-content:space-between;transform:translateY(-50%);width:100%;padding:0 10px;box-sizing:border-box;z-index:100000}.gv-controls button{background:rgba(0,0,0,.6);color:#fff;border:none;padding:12px 16px;font-size:20px;border-radius:6px;cursor:pointer;transition:background 0.2s ease}.gv-controls button:hover{background:rgba(255,255,255,.2)}#gv-close{position:fixed;top:10px;right:10px;background:rgba(0,0,0,.6);border:none;color:#fff;padding:8px 12px;font-size:18px;border-radius:6px;cursor:pointer;z-index:100000;transition:background 0.2s ease}#gv-close:hover{background:rgba(255,255,255,.2)}#gv-meta{position:fixed;bottom:10px;left:50%;transform:translateX(-50%);font-size:13px;opacity:.85;color:#fff;z-index:100000}@media (max-width:768px){.gv-controls button{padding:10px 12px;font-size:18px}#gv-close{padding:6px 10px;font-size:16px}}