/* 微信二维码弹出层样式 */
.qrcode-popup {
    position: fixed;
    display: none;
    width: 200px;
    padding: 12px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    z-index: 9999;
    transition: opacity 0.2s ease;
}

.qrcode-header {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
    text-align: center;
}

.qrcode-image-container {
    position: relative;
}

.qrcode-image {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

.qrcode-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f8f8;
    color: #666;
    font-size: 12px;
    border-radius: 4px;
}

.qrcode-footer {
    font-size: 12px;
    color: #666;
    text-align: center;
    margin-top: 8px;
}

.arrow {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
}

/* 上方箭头 */
.arrow.top {
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-top: 10px solid #fff;
}

/* 下方箭头 */
.arrow.bottom {
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-bottom: 10px solid #fff;
}