#woo-secure-modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
}
#woo-secure-modal > div {
    background: #fff;
    max-width: 400px;
    margin: 100px auto;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
#woo-secure-modal h2 {
    margin-top: 0;
}
#woo-secure-modal input[type="password"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}
#woo-secure-modal button {
    width: 100%;
    padding: 10px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
#woo-secure-modal button:hover {
    background: #005177;
}
#woo-secure-error {
    color: red;
    margin-top: 10px;
    display: none;
}