.gs-popup-overlay {
    position: fixed;
    top:0; left:0; right:0; bottom:0;
    background: rgba(0,0,0,0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.gs-popup {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    width: 400px;
    max-width: 90%;
    box-shadow: 0 5px 25px rgba(0,0,0,0.3);
    text-align: center;
    animation: popupFade 0.3s ease-in-out;
}

.gs-popup h2 {
    margin-top: 0;
    color: #333;
}

.gs-popup label {
    display: block;
    margin: 10px 0;
    font-weight: 500;
}

#gs-popup button {
    margin: 5px;
}

@keyframes popupFade {
    from {opacity: 0; transform: scale(0.9);}
    to {opacity: 1; transform: scale(1);}
}


.gs-popup-loader {
    margin-top: 15px;
    text-align: center;
    font-size: 14px;
    color: #333;
}

.gs-popup-loader .spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0,0,0,0.2);
    border-top-color: #333;
    border-radius: 50%;
    animation: gs-spin 0.6s linear infinite;
    margin-right: 5px;
    vertical-align: middle;
}

@keyframes gs-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}