.exit-popup { position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);display:flex;justify-content:center;align-items:center;opacity:0;pointer-events:none;transition:.3s;z-index:9999; }
.exit-popup.show { opacity:1;pointer-events:all; }
.exit-content { background:#fff;padding:30px;border-radius:10px;text-align:center; }
.exit-content button { background:#111;color:#fff;border:none;padding:10px 20px;border-radius:6px;cursor:pointer;font-weight:700; }