Add Support Documentation with Payment Section (English & Chinese)

docs.json

@@ -280,6 +280,23 @@
               {
                 "group": "Community",
                 "pages": ["community/contributing", "community/links"]
+              },
+              {
+                "group": "Support",
+                "icon": "circle-question",
+                "pages": [
+                  {
+                    "group": "Payment",
+                    "pages": [
+                      "support/payment/accepted-payment-methods",
+                      "support/payment/editing-payment-information",
+                      "support/payment/payment-history",
+                      "support/payment/unsuccessful-payments",
+                      "support/payment/payment-currency",
+                      "support/payment/invoice-information"
+                    ]
+                  }
+                ]
               }
             ]
           },
@@ -848,6 +865,23 @@
               {
                 "group": "社区",
                 "pages": ["community/contributing", "zh-CN/community/links"]
+              },
+              {
+                "group": "支持",
+                "icon": "circle-question",
+                "pages": [
+                  {
+                    "group": "付款",
+                    "pages": [
+                      "zh-CN/support/payment/accepted-payment-methods",
+                      "zh-CN/support/payment/editing-payment-information",
+                      "zh-CN/support/payment/payment-history",
+                      "zh-CN/support/payment/unsuccessful-payments",
+                      "zh-CN/support/payment/payment-currency",
+                      "zh-CN/support/payment/invoice-information"
+                    ]
+                  }
+                ]
               }
             ]
           },

support/payment/accepted-payment-methods.mdx

@@ -0,0 +1,41 @@
+---
+title: Accepted payment methods
+description: Learn about the payment methods accepted by Comfy Organization Inc
+---
+
+Comfy Organization Inc accepts various payment methods to make it easy for you to subscribe to our services.
+
+## Credit and debit cards
+
+We accept the following major credit and debit cards:
+
+- Visa
+- Mastercard
+- American Express
+- Discover
+
+## Digital wallets
+
+You can also pay using popular digital wallet services:
+
+- Apple Pay
+- Google Pay
+- PayPal
+
+## Requirements
+
+To successfully process your payment:
+
+- Your card must have sufficient funds or available credit
+- Your billing address must match the address on file with your card issuer
+- International cards are accepted, but may be subject to currency conversion fees from your bank
+
+## Security
+
+All payment information is processed securely using industry-standard encryption. Comfy Organization Inc does not store your complete card details on our servers.
+
+## Payment processing
+
+Payments are processed immediately upon subscription or renewal. You will receive a confirmation email once your payment has been successfully processed.
+
+If you experience any issues with payment processing, please contact our support team for assistance.

support/payment/editing-payment-information.mdx

@@ -0,0 +1,47 @@
+---
+title: Editing your payment information
+description: Learn how to update your payment method and billing details
+---
+
+You can update your payment information at any time through your account settings.
+
+## How to edit payment information
+
+1. Log in to your Comfy Organization Inc account
+2. Navigate to **Account Settings**
+3. Select **Billing & Payment**
+4. Click **Edit Payment Method**
+5. Enter your new payment information
+6. Click **Save Changes**
+
+## What you can update
+
+You can modify the following payment details:
+
+- Credit or debit card number
+- Card expiration date
+- CVV/security code
+- Billing address
+- Payment method type (switch between card and digital wallet)
+
+## When changes take effect
+
+- Changes to your payment method take effect immediately
+- Your next billing cycle will use the updated payment information
+- Active subscriptions will not be interrupted when you update payment details
+
+## Important notes
+
+- You must have an active payment method on file to maintain your subscription
+- If you remove a payment method, you must add a new one before the next billing date
+- Updating your payment information does not change your billing date or subscription plan
+
+## Troubleshooting
+
+If you encounter issues updating your payment information:
+
+- Verify that all information is entered correctly
+- Ensure your card has not expired
+- Check that your billing address matches your card issuer's records
+- Try using a different browser or clearing your cache
+- Contact our support team if problems persist

support/payment/invoice-information.mdx

@@ -0,0 +1,118 @@
+---
+title: Changing your invoice information
+description: Learn how to update your billing details and invoice information
+---
+
+You can customize the information that appears on your invoices to match your business or personal requirements.
+
+## What you can change
+
+You can update the following invoice information:
+
+- Billing name (individual or company name)
+- Billing address
+- Tax ID or VAT number
+- Email address for invoice delivery
+- Additional reference information
+
+## How to update invoice information
+
+1. Log in to your Comfy Organization Inc account
+2. Navigate to **Account Settings**
+3. Select **Billing & Payment**
+4. Click **Invoice Settings**
+5. Update your information
+6. Click **Save Changes**
+
+## Business invoices
+
+If you need invoices for business purposes:
+
+### Company information
+
+- Enter your company's legal name
+- Add your business address
+- Include your tax ID or VAT number
+- Specify any purchase order numbers
+
+### Tax documentation
+
+For businesses requiring tax documentation:
+
+- Add your VAT number (EU businesses)
+- Include your tax ID (US businesses)
+- Provide your GST number (applicable regions)
+
+## When changes take effect
+
+- Changes apply to all future invoices immediately
+- Past invoices cannot be modified
+- If you need a corrected past invoice, contact our support team
+
+## Invoice delivery
+
+### Email delivery
+
+- Invoices are automatically sent to your account email
+- You can add additional email addresses for invoice copies
+- Invoices are sent immediately after successful payment
+
+### Downloading invoices
+
+You can download invoices at any time:
+
+1. Go to **Payment History**
+2. Find the transaction
+3. Click **Download Invoice**
+
+## Invoice format
+
+All invoices include:
+
+- Invoice number and date
+- Your billing information
+- Comfy Organization Inc company details
+- Itemized charges
+- Payment method
+- Tax breakdown (if applicable)
+- Total amount paid
+
+## Special requirements
+
+If you have special invoicing requirements:
+
+- Custom invoice formats
+- Specific billing cycles
+- Multiple billing entities
+- Purchase order integration
+
+Please contact our support team to discuss enterprise billing options.
+
+## Correcting invoice errors
+
+If you notice an error on an invoice:
+
+1. Contact our support team immediately
+2. Provide the invoice number
+3. Describe the error
+4. We will issue a corrected invoice if necessary
+
+## Record keeping
+
+We recommend:
+
+- Downloading and saving all invoices
+- Keeping records for tax purposes
+- Verifying invoice details regularly
+- Updating information before it changes
+
+## Need help?
+
+If you need assistance with:
+
+- Updating invoice information
+- Understanding invoice charges
+- Obtaining past invoices
+- Setting up business billing
+
+Please contact our support team for personalized assistance.

support/payment/payment-currency.mdx

@@ -0,0 +1,90 @@
+---
+title: Payment currency
+description: Information about supported currencies and currency conversion
+---
+
+Comfy Organization Inc processes payments in multiple currencies to serve our global user base.
+
+## Primary currency
+
+All subscription prices are listed in **US Dollars (USD)** by default.
+
+## Supported currencies
+
+We support payments in the following currencies:
+
+- USD (US Dollar)
+- EUR (Euro)
+- GBP (British Pound)
+- CAD (Canadian Dollar)
+- AUD (Australian Dollar)
+- JPY (Japanese Yen)
+
+## Currency selection
+
+Your payment currency is typically determined by:
+
+- Your account location
+- Your billing address
+- Your payment method's default currency
+
+## Currency conversion
+
+### Automatic conversion
+
+If your card's currency differs from the billing currency:
+
+- Your bank or card issuer will automatically convert the amount
+- Conversion rates are set by your financial institution
+- Additional currency conversion fees may apply
+
+### Conversion fees
+
+- Currency conversion fees are charged by your bank, not by Comfy Organization Inc
+- These fees typically range from 1-3% of the transaction amount
+- Check with your bank for specific conversion fee rates
+
+## Viewing charges in your currency
+
+To see the approximate charge in your local currency:
+
+1. Check your bank or card statement
+2. Use your bank's currency converter
+3. Note that exchange rates fluctuate daily
+
+## Changing your billing currency
+
+To change your billing currency:
+
+1. Contact our support team
+2. Provide your preferred currency
+3. Note that currency changes may affect your subscription price due to exchange rates
+
+## Price variations by region
+
+Subscription prices may vary slightly by region due to:
+
+- Local tax requirements
+- Currency exchange rates
+- Regional pricing adjustments
+
+## Tax and VAT
+
+Depending on your location, additional charges may apply:
+
+- Sales tax (US customers)
+- VAT (European customers)
+- GST (Australian, Canadian, and other applicable regions)
+
+These taxes are calculated based on your billing address and added to your total.
+
+## Questions about currency?
+
+If you have questions about:
+
+- Which currency you'll be charged in
+- Currency conversion fees
+- Regional pricing
+- Tax calculations
+
+Please contact our support team for clarification.