.popup-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:9999;justify-content:center;align-items:center}.popup-overlay.active{display:flex}.popup-content{background:#fff;padding:30px;max-width:500px;width:100%;border-radius:12px;position:relative;animation:fadeIn .3s ease}.popup-close{position:absolute;top:10px;right:15px;font-size:24px;cursor:pointer}.form-field{margin-bottom:15px}.form-field input,.form-field textarea{width:100%;padding:10px}.form-field button{background:#0073e6;color:#fff;padding:12px;border:none;cursor:pointer;width:100%;border-radius:5px}