/**
 * 结账页 OTP 验证码样式
 */
#tw-sms-otp-wrapper {
    margin-top: 15px;
}

#tw_sms_otp_field {
    margin-bottom: 10px;
}

.tw-sms-send-btn {
    background-color: #0073aa;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.tw-sms-send-btn:hover:not(:disabled) {
    background-color: #005a87;
}

.tw-sms-send-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    opacity: 0.6;
}

#tw_sms_otp_code_field {
    position: relative;
}

#tw_sms_otp_code {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 16px;
    letter-spacing: 2px;
    text-align: center;
}

#tw_sms_otp_code:focus {
    border-color: #0073aa;
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 115, 170, 0.1);
}

#tw_sms_otp_code.verified {
    background-color: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.tw-sms-verify-status {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    min-height: 18px;
}

.tw-sms-verify-status.success {
    color: #28a745;
}

.tw-sms-verify-status.error {
    color: #dc3545;
}

/* FunnelKit/CartFlows 兼容样式 */
.wcf-field-wrapper #tw-sms-otp-wrapper,
.cartflows-checkout-form #tw-sms-otp-wrapper {
    margin-top: 15px;
    margin-bottom: 15px;
}

.wcf-field-wrapper #tw_sms_otp_field,
.cartflows-checkout-form #tw_sms_otp_field {
    margin-bottom: 15px;
}

/* FunnelKit 字段样式适配 */
.wcf-field-wrap #tw-sms-otp-wrapper .form-row,
.wcf-field-wrapper #tw-sms-otp-wrapper .form-row {
    margin-bottom: 15px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .tw-sms-send-btn {
        width: 100%;
        padding: 12px;
    }
    
    #tw_sms_otp_code {
        font-size: 18px;
        padding: 12px;
    }
}