.tooltip-container{position:relative}.tooltip{visibility:hidden;width:120px;background-color:#555;color:#fff;text-align:center;border-radius:6px;padding:5px 0;position:absolute;z-index:1;bottom:150%;left:50%;margin-left:-60px;opacity:0;transition:opacity 0.3s}.tooltip-container.visible .tooltip{visibility:visible;opacity:1}.user-social-links{display:flex;gap:12px}