#popupBaoGia {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
}

#popupBaoGia.show {
    display: block;
}

.popup-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
}

.popup-content {
    width: 400px;
    max-width: 90%;
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.popup-content input {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
}

.popup-content button[type="submit"] {
    width: 100%;
    padding: 12px;
    border: none;
    background: red;
    color: white;
    cursor: pointer;
}

.close-popup {
    position: absolute;
    top: 5px;
    right: 10px;
    border: none;
    background: none;
    font-size: 28px;
    cursor: pointer;
}