.pre-checkout-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

body.admin-bar .pre-checkout-modal-overlay {
    top: var(--wp-admin--admin-bar--height, 32px);
}
@media screen and (max-width: 782px) {
    body.admin-bar .pre-checkout-modal-overlay {
        top: 46px;
    }
}

.pre-checkout-modal-content {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.pre-checkout-close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
}

#pre-checkout-form-feb6575b input,
#pre-checkout-form-feb6575b textarea {
    width: 100%;
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.pcf-submit-btn {
    width: 100%;
    padding: 12px;
    background: #000;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.pcf-submit-btn:hover {
    background: #333;
}

#pcf-msg-feb6575b {
    margin-top: 15px;
    text-align: center;
    color: green;
}