diff --git a/apps/business/.env.example b/apps/business/.env.example
index 45d98f6..5005676 100644
--- a/apps/business/.env.example
+++ b/apps/business/.env.example
@@ -5,3 +5,9 @@ VITE_API_BASE_URL=http://localhost:3000/api/v1
 # Leave unset for multi-tenant dev — tenant is resolved from hostname
 # (e.g. business.sanihome.ir → sanihome.ir, business.safeteb.com → safeteb.com).
 # VITE_BUSINESS_DOMAIN=sanihome.ir
+
+# Local public invoice viewer runs on super-admin Vite (port 5174).
+# In DEV, copy/open links use https://meshkee.app:5174/invoices/{id} automatically.
+# VITE_INVOICE_PUBLIC_BASE_URL=https://meshkee.app:5174
+# VITE_INVOICE_PUBLIC_DEV_HOST=meshkee.app
+# VITE_INVOICE_PUBLIC_DEV_PORT=5174
diff --git a/apps/business/src/lib/config.ts b/apps/business/src/lib/config.ts
index bbfc46e..589cb00 100644
--- a/apps/business/src/lib/config.ts
+++ b/apps/business/src/lib/config.ts
@@ -39,6 +39,7 @@ export function getBusinessDomain(): string {
  * Fallback public invoice URL if the API response is missing `publicUrl`.
  * Prefer `invoice.publicUrl` returned by the API — this only covers edge cases.
  * Business invoices use the tenant domain (e.g. sanihome.ir), not meshkee.com.
+ * Local/dev: public viewer lives on super-admin (`https://meshkee.app:5174`).
  */
 export function getInvoicePublicUrlFallback(
   publicId: string,
@@ -48,6 +49,13 @@ export function getInvoicePublicUrlFallback(
   if (baseOverride) {
     return `${baseOverride.replace(/\/$/, '')}/invoices/${publicId}`
   }
+  if (import.meta.env.DEV) {
+    const protocol = window.location.protocol === 'http:' ? 'http:' : 'https:'
+    const host =
+      import.meta.env.VITE_INVOICE_PUBLIC_DEV_HOST?.trim() || 'meshkee.app'
+    const port = import.meta.env.VITE_INVOICE_PUBLIC_DEV_PORT?.trim() || '5174'
+    return `${protocol}//${host}:${port}/invoices/${publicId}`
+  }
   const domain =
     import.meta.env.VITE_INVOICE_PUBLIC_DOMAIN?.trim() ||
     businessDomain.trim() ||
diff --git a/apps/business/src/pages/InvoicesPage.module.css b/apps/business/src/pages/InvoicesPage.module.css
index 89c3dbb..67b4901 100644
--- a/apps/business/src/pages/InvoicesPage.module.css
+++ b/apps/business/src/pages/InvoicesPage.module.css
@@ -456,6 +456,7 @@
   margin: 8px 0 0;
   font-size: 13px;
   color: var(--text-secondary);
+  white-space: pre-line;
 }
 
 .strike {
diff --git a/apps/business/src/pages/InvoicesPage.tsx b/apps/business/src/pages/InvoicesPage.tsx
index e2e5f28..8027173 100644
--- a/apps/business/src/pages/InvoicesPage.tsx
+++ b/apps/business/src/pages/InvoicesPage.tsx
@@ -196,6 +196,10 @@ export function InvoicesPage() {
   }
 
   function invoicePublicUrl(invoice: Invoice) {
+    // Local: public viewer is on super-admin Vite (port 5174), not the apex domain.
+    if (import.meta.env.DEV || import.meta.env.VITE_INVOICE_PUBLIC_BASE_URL) {
+      return getInvoicePublicUrlFallback(invoice.publicId, getActiveBusinessDomain())
+    }
     return (
       invoice.publicUrl ||
       getInvoicePublicUrlFallback(invoice.publicId, getActiveBusinessDomain())
diff --git a/apps/super-admin/src/pages/BusinessInvoicesPage.module.css b/apps/super-admin/src/pages/BusinessInvoicesPage.module.css
index 8cd862b..2c0b2f4 100644
--- a/apps/super-admin/src/pages/BusinessInvoicesPage.module.css
+++ b/apps/super-admin/src/pages/BusinessInvoicesPage.module.css
@@ -403,6 +403,7 @@
   margin: 8px 0 0;
   font-size: 13px;
   color: var(--text-secondary);
+  white-space: pre-line;
 }
 
 .strike {
diff --git a/apps/super-admin/src/pages/PublicInvoicePage.module.css b/apps/super-admin/src/pages/PublicInvoicePage.module.css
index 41b52cf..16d85fd 100644
--- a/apps/super-admin/src/pages/PublicInvoicePage.module.css
+++ b/apps/super-admin/src/pages/PublicInvoicePage.module.css
@@ -203,14 +203,21 @@
   font-size: 12px;
   color: var(--text-secondary, #64748b);
   line-height: 1.4;
+  white-space: pre-line;
 }
 
 .itemMeta {
   display: flex;
   flex-wrap: wrap;
-  gap: 8px;
-  font-size: 11px;
-  color: var(--text-muted, #94a3b8);
+  justify-content: flex-end;
+  gap: 6px;
+  width: 100%;
+  margin: 0 0 6px;
+  padding-bottom: 6px;
+  border-bottom: 1px solid rgba(148, 163, 184, 0.28);
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--text-secondary, #64748b);
 }
 
 .itemPrice {
@@ -272,6 +279,7 @@
 .page[dir='rtl'] .itemTitle,
 .page[dir='rtl'] .sectionTitle,
 .page[dir='rtl'] .accountBank,
+.page[dir='rtl'] .accountHolder,
 .page[dir='rtl'] .topText,
 .page[dir='rtl'] .keyPoints,
 .page[dir='rtl'] .meta {
@@ -280,7 +288,7 @@
 
 .page[dir='rtl'] .itemPrice,
 .page[dir='rtl'] .totals strong,
-.page[dir='rtl'] .accountDetails {
+.page[dir='rtl'] .accountNumValue {
   font-variant-numeric: tabular-nums;
 }
 
@@ -291,6 +299,10 @@
 }
 
 .account {
+  display: grid;
+  grid-template-columns: 3fr 2fr 3fr 4fr;
+  align-items: center;
+  gap: 8px 12px;
   padding: 8px 12px;
   border: 1px solid rgba(148, 163, 184, 0.22);
   border-radius: 10px;
@@ -302,20 +314,49 @@
 }
 
 .accountBank {
-  display: block;
   font-size: 13px;
   font-weight: 700;
   color: var(--text-primary, #0f172a);
+  min-width: 0;
+  overflow-wrap: anywhere;
 }
 
-.accountDetails {
-  margin: 4px 0 0;
+.accountHolder {
   font-size: 12px;
-  line-height: 1.4;
-  color: var(--text-secondary, #475569);
-  white-space: nowrap;
-  overflow: hidden;
-  text-overflow: ellipsis;
+  font-weight: 500;
+  color: var(--text-secondary, #64748b);
+  min-width: 0;
+  overflow-wrap: anywhere;
+}
+
+.accountNumValue {
+  appearance: none;
+  border: none;
+  background: transparent;
+  padding: 0;
+  margin: 0;
+  text-align: start;
+  font: inherit;
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--text-primary, #0f172a);
+  font-variant-numeric: tabular-nums;
+  letter-spacing: 0.01em;
+  min-width: 0;
+  overflow-wrap: anywhere;
+  cursor: pointer;
+}
+
+button.accountNumValue:hover {
+  color: var(--primary, #2563eb);
+  text-decoration: underline;
+  text-underline-offset: 2px;
+}
+
+button.accountNumValue:focus-visible {
+  outline: 2px solid var(--primary, #2563eb);
+  outline-offset: 2px;
+  border-radius: 4px;
 }
 
 .footer {
@@ -391,8 +432,9 @@
     align-items: flex-start;
   }
 
-  .accountDetails {
-    white-space: normal;
+  .account {
+    grid-template-columns: 1fr;
+    gap: 4px;
   }
 }
 
@@ -420,6 +462,12 @@
     display: none !important;
   }
 
+  button.accountNumValue {
+    color: inherit;
+    text-decoration: none;
+    cursor: default;
+  }
+
   .sheet {
     max-width: none;
     margin: 0;
@@ -459,12 +507,6 @@
     color: inherit;
   }
 
-  .accountDetails {
-    white-space: normal;
-    overflow: visible;
-    text-overflow: unset;
-  }
-
   :global(a) {
     color: inherit;
     text-decoration: none;
diff --git a/apps/super-admin/src/pages/PublicInvoicePage.tsx b/apps/super-admin/src/pages/PublicInvoicePage.tsx
index e06dd6b..b9b669f 100644
--- a/apps/super-admin/src/pages/PublicInvoicePage.tsx
+++ b/apps/super-admin/src/pages/PublicInvoicePage.tsx
@@ -3,6 +3,7 @@ import { useParams } from 'react-router-dom'
 import { FileDown } from 'lucide-react'
 import meshkeeLogo from '../assets/meshkee-logo.png'
 import { isEmptyRichText } from '../components/RichTextEditor'
+import { useToast } from '../context/ToastContext'
 import { ApiError, isAbortError } from '../lib/api'
 import { getPlatformMarketingUrl } from '../lib/config'
 import { getPublicInvoice } from '../services/invoiceService'
@@ -29,6 +30,11 @@ const COPY: Record<
     printHint: string
     print: string
     invoiceFallback: string
+    copiedCard: string
+    copiedIban: string
+    copyFailed: string
+    copyCardAria: string
+    copyIbanAria: string
   }
 > = {
   en: {
@@ -46,6 +52,11 @@ const COPY: Record<
     printHint: 'Save as PDF from the print dialog (Destination → Save as PDF).',
     print: 'Print to PDF',
     invoiceFallback: 'Invoice',
+    copiedCard: 'Card number copied.',
+    copiedIban: 'IBAN copied.',
+    copyFailed: 'Unable to copy.',
+    copyCardAria: 'Copy card number',
+    copyIbanAria: 'Copy IBAN',
   },
   fa: {
     loading: 'در حال بارگذاری فاکتور…',
@@ -62,6 +73,11 @@ const COPY: Record<
     printHint: 'از پنجره چاپ، مقصد را روی «ذخیره به‌صورت PDF» بگذارید.',
     print: 'چاپ / ذخیره PDF',
     invoiceFallback: 'فاکتور',
+    copiedCard: 'شماره کارت کپی شد.',
+    copiedIban: 'شماره شبا کپی شد.',
+    copyFailed: 'کپی ممکن نشد.',
+    copyCardAria: 'کپی شماره کارت',
+    copyIbanAria: 'کپی شماره شبا',
   },
 }
 
@@ -77,6 +93,7 @@ function formatDate(value: string, locale: InvoiceLocale) {
 
 export function PublicInvoicePage() {
   const { invoiceId = '' } = useParams()
+  const { showToast } = useToast()
   const [invoice, setInvoice] = useState<PublicInvoice | null>(null)
   const [loading, setLoading] = useState(true)
   const [error, setError] = useState('')
@@ -128,6 +145,17 @@ export function PublicInvoicePage() {
     window.print()
   }
 
+  async function copyValue(value: string, successMessage: string) {
+    const text = value.trim()
+    if (!text || text === '—') return
+    try {
+      await navigator.clipboard.writeText(text)
+      showToast(successMessage, 'success')
+    } catch {
+      showToast(t.copyFailed, 'error')
+    }
+  }
+
   return (
     <div className={styles.page} lang={locale} dir={isRtl ? 'rtl' : 'ltr'}>
       <div className={styles.sheet}>
@@ -170,12 +198,14 @@ export function PublicInvoicePage() {
                         {item.description ? (
                           <p className={styles.itemDesc}>{item.description}</p>
                         ) : null}
-                        <div className={styles.itemMeta}>
-                          {item.duration ? <span>{item.duration}</span> : null}
-                          {item.worktime ? <span>{item.worktime}</span> : null}
-                        </div>
                       </div>
                       <div className={styles.itemPrice}>
+                        {(item.duration || item.worktime) ? (
+                          <div className={styles.itemMeta}>
+                            {item.duration ? <span>{item.duration}</span> : null}
+                            {item.worktime ? <span>{item.worktime}</span> : null}
+                          </div>
+                        ) : null}
                         {item.discountedPrice !== null &&
                         item.discountedPrice !== undefined &&
                         item.discountedPrice < item.price ? (
@@ -214,25 +244,44 @@ export function PublicInvoicePage() {
               <section className={styles.section}>
                 <h2 className={styles.sectionTitle}>{t.accounts}</h2>
                 <div className={styles.accounts}>
-                  {invoice.accounts!.map((acc) => {
-                    const numberBits = [
-                      acc.cardNumber ? `${t.card}: ${acc.cardNumber}` : null,
-                      acc.iban ? `${t.iban}: ${acc.iban}` : null,
-                    ].filter(Boolean)
-                    return (
-                      <div key={acc.id} className={styles.account}>
-                        <strong className={styles.accountBank}>{acc.bankName}</strong>
-                        {acc.accountHolderName ? (
-                          <p className={styles.accountDetails}>{acc.accountHolderName}</p>
-                        ) : null}
-                        {numberBits.length > 0 ? (
-                          <p className={styles.accountDetails} dir="ltr">
-                            {numberBits.join(' · ')}
-                          </p>
-                        ) : null}
-                      </div>
-                    )
-                  })}
+                  {invoice.accounts!.map((acc) => (
+                    <div key={acc.id} className={styles.account}>
+                      <span className={styles.accountBank}>{acc.bankName}</span>
+                      <span className={styles.accountHolder}>
+                        {acc.accountHolderName || '—'}
+                      </span>
+                      {acc.cardNumber ? (
+                        <button
+                          type="button"
+                          className={styles.accountNumValue}
+                          dir="ltr"
+                          onClick={() => void copyValue(acc.cardNumber!, t.copiedCard)}
+                          aria-label={t.copyCardAria}
+                        >
+                          {acc.cardNumber}
+                        </button>
+                      ) : (
+                        <span className={styles.accountNumValue} dir="ltr">
+                          —
+                        </span>
+                      )}
+                      {acc.iban ? (
+                        <button
+                          type="button"
+                          className={styles.accountNumValue}
+                          dir="ltr"
+                          onClick={() => void copyValue(acc.iban!, t.copiedIban)}
+                          aria-label={t.copyIbanAria}
+                        >
+                          {acc.iban}
+                        </button>
+                      ) : (
+                        <span className={styles.accountNumValue} dir="ltr">
+                          —
+                        </span>
+                      )}
+                    </div>
+                  ))}
                 </div>
               </section>
             ) : null}