/* 弹窗样式 */
.qr-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.qr-modal.active {
    display: flex;
}

.qr-modal-content {
    background:rgba(255, 255, 255);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: modalSlide 0.3s ease-out;
    padding-bottom: 1rem;
}

@keyframes modalSlide {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-modal {
    position: absolute;
    top: 5px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color:black;
    transition: color 0.3s;
}

.qr-image {
    width: 400px;
    background: white;
}