#meeting-app{position:fixed;inset:0;display:none;flex-direction:column;background:#0f1119;color:#e8ecf2;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif}#meeting-app.active{display:flex}#meeting-topbar{display:flex;align-items:center;justify-content:space-between;height:44px;padding:0 20px;background:#151824;border-bottom:1px solid #2a3045}#meeting-main{flex:1;position:relative;overflow:hidden;background:#0a0c14}#meeting-toolbar{display:flex;flex-direction:column;height:80px;background:#151824;border-top:1px solid #2a3045}#videoPanel{position:absolute;inset:0}#video-grid{position:absolute;top:4px;left:4px;right:4px;bottom:4px;display:grid;gap:6px}.video-tile{position:relative;background:#141824;border-radius:8px;overflow:hidden}.video-tile-video{width:100%;height:100%;object-fit:cover;display:block}