/* ポップアップ全体（背景含む） */
.popupError {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 9999999 !important;
    display: block !important;
    pointer-events: auto !important;
}

/* 背景の黒半透明 */
.popupError-bg {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0,0,0,0.6) !important;
    z-index: 9999998 !important;
}

/* ポップアップ本体（白背景＋中央表示） */
.popupError-box {
    position: fixed !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    background: #ffffff !important;
    padding: 25px !important;
    width: 90% !important;
    max-width: 350px !important;
    border-radius: 10px !important;
    text-align: center !important;
    z-index: 9999999 !important;
    box-shadow: 0 0 20px rgba(0,0,0,0.3) !important;
    display: block !important;
}