.payment-demo[data-v-e7061cac]{max-width:600px;margin:0 auto;padding:20px}h1[data-v-e7061cac]{text-align:center;margin-bottom:30px}.action-box[data-v-e7061cac],.error-box[data-v-e7061cac],.info-box[data-v-e7061cac],.qrcode-box[data-v-e7061cac]{background:#f9f9f9;border-radius:8px;padding:15px;margin-bottom:20px;box-shadow:0 2px 4px rgba(0,0,0,.1)}.error-box[data-v-e7061cac]{background:#fff2f0;border:1px solid #ffccc7}.input-group[data-v-e7061cac]{display:flex;flex-direction:column;margin-bottom:15px}label[data-v-e7061cac]{margin-bottom:5px;font-weight:700}input[data-v-e7061cac]{padding:10px;border:1px solid #ddd;border-radius:4px;font-size:16px}.approve-btn[data-v-e7061cac]{background:#1890ff;color:#fff;border:none;padding:12px 20px;border-radius:4px;font-size:16px;cursor:pointer;width:100%}.approve-btn[data-v-e7061cac]:disabled{background:#ccc;cursor:not-allowed}.error-message[data-v-e7061cac]{color:#ff4d4f;margin-top:10px;font-size:14px}.qrcode-container[data-v-e7061cac]{display:flex;justify-content:center;margin:20px 0}.qrcode-hint[data-v-e7061cac]{text-align:center;color:#666}