.modal-mask {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}
.modal-box {
    width: min(90%, 620px);
    background: #fff;
    padding: 24px;
    font-size: 15px;
    line-height: 1.75;
}
.modal-box h3 {
    text-align: center;
    margin-top: 0;
}
.modal-item {
    margin: 10px 0;
}
.modal-btn-wrap {
    margin-top: 24px;
    text-align: center;
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}
.modal-btn {
    padding: 10px 26px;
    border: none;
    color: #ffffff;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s ease;
}
.modal-info-btn {
    background: #607d8b !important;
}
.modal-info-btn:hover {
    background: #455a64 !important;
}