diff --git a/apps/hq-web/src/Layout.tsx b/apps/hq-web/src/Layout.tsx
index 79aa3c2..3735d9f 100644
--- a/apps/hq-web/src/Layout.tsx
+++ b/apps/hq-web/src/Layout.tsx
@@ -25,8 +25,8 @@ export function Layout() {
 
   if (!hasSession()) return <Navigate to="/login" replace />
 
-  // Company (the company.* settings editor) is owner-only — staff never see the item.
-  const nav_items = role() === 'owner' ? [...BASE_NAV, { to: '/settings/company', label: 'Company' }] : BASE_NAV
+  // Document Template (company.* + template.* letterhead data) is owner-only — staff never see the item.
+  const nav_items = role() === 'owner' ? [...BASE_NAV, { to: '/settings/template', label: 'Document Template' }] : BASE_NAV
 
   return (
     <div className="hq-shell">
diff --git a/apps/hq-web/src/api.ts b/apps/hq-web/src/api.ts
index 3b4cd6c..f6c35e1 100644
--- a/apps/hq-web/src/api.ts
+++ b/apps/hq-web/src/api.ts
@@ -325,6 +325,15 @@ export const getCompanyProfile = (): Promise<Record<string, string>> =>
 export const putCompanyProfile = (body: Record<string, string>): Promise<Record<string, string>> =>
   apiFetch<{ company: Record<string, string> }>('/settings/company', { method: 'PUT', body: JSON.stringify(body) }).then((r) => r.company)
 
+export const getTemplateSettings = (): Promise<Record<string, string>> =>
+  apiFetch<{ settings: Record<string, string> }>('/settings/template').then((r) => r.settings)
+export const putTemplateSettings = (
+  body: { company?: Record<string, string>; template?: Record<string, string>; titles?: Record<string, string> },
+): Promise<Record<string, string>> =>
+  apiFetch<{ settings: Record<string, string> }>('/settings/template', { method: 'PUT', body: JSON.stringify(body) }).then((r) => r.settings)
+export const uploadTemplateLogo = (dataUri: string): Promise<string> =>
+  apiFetch<{ logo: string }>('/settings/template/logo', { method: 'POST', body: JSON.stringify({ dataUri }) }).then((r) => r.logo)
+
 /** The PDF route needs the bearer header, which an <iframe src> can't carry — fetch a blob instead. */
 export async function fetchPdfBlob(documentId: string): Promise<Blob> {
   const token = localStorage.getItem(TOKEN_KEY) ?? ''
diff --git a/apps/hq-web/src/main.tsx b/apps/hq-web/src/main.tsx
index ac196ee..5daf72a 100644
--- a/apps/hq-web/src/main.tsx
+++ b/apps/hq-web/src/main.tsx
@@ -12,7 +12,7 @@ import { Clients } from './pages/Clients'
 import { ClientDetail } from './pages/ClientDetail'
 import { Modules } from './pages/Modules'
 import { Reports } from './pages/Reports'
-import { CompanyProfile } from './pages/CompanyProfile'
+import { DocumentTemplate } from './pages/DocumentTemplate'
 import { NewDocument } from './pages/NewDocument'
 import { DocumentView } from './pages/DocumentView'
 
@@ -27,7 +27,7 @@ function App() {
           <Route path="/clients/:id" element={<ClientDetail />} />
           <Route path="/modules" element={<Modules />} />
           <Route path="/reports" element={<Reports />} />
-          <Route path="/settings/company" element={<CompanyProfile />} />
+          <Route path="/settings/template" element={<DocumentTemplate />} />
           <Route path="/documents/new" element={<NewDocument />} />
           <Route path="/documents/:id" element={<DocumentView />} />
           <Route path="*" element={<Navigate to="/" replace />} />
diff --git a/apps/hq-web/src/pages/CompanyProfile.tsx b/apps/hq-web/src/pages/CompanyProfile.tsx
deleted file mode 100644
index fc6f333..0000000
--- a/apps/hq-web/src/pages/CompanyProfile.tsx
+++ /dev/null
@@ -1,54 +0,0 @@
-import { useEffect, useState } from 'react'
-import { Navigate } from 'react-router-dom'
-import { Button, Field, Notice, PageHeader } from '@sims/ui'
-import { getCompanyProfile, putCompanyProfile, role } from '../api'
-
-const FIELDS: { key: string; setting: string; label: string }[] = [
-  { key: 'name', setting: 'company.name', label: 'Company name' },
-  { key: 'address', setting: 'company.address', label: 'Address' },
-  { key: 'gstin', setting: 'company.gstin', label: 'GSTIN' },
-  { key: 'stateCode', setting: 'company.state_code', label: 'State code' },
-  { key: 'phone', setting: 'company.phone', label: 'Phone' },
-  { key: 'email', setting: 'company.email', label: 'Email' },
-  { key: 'bank', setting: 'company.bank', label: 'Bank details' },
-]
-
-/** Owner-only editor for the company.* settings the letterhead PDFs read. */
-export function CompanyProfile() {
-  const [f, setF] = useState<Record<string, string>>({})
-  const [msg, setMsg] = useState<{ tone: 'ok' | 'err'; text: string } | undefined>()
-  const [saving, setSaving] = useState(false)
-
-  useEffect(() => {
-    getCompanyProfile()
-      .then((c) => setF(Object.fromEntries(FIELDS.map((x) => [x.key, c[x.setting] ?? '']))))
-      .catch((e: Error) => setMsg({ tone: 'err', text: e.message }))
-  }, [])
-
-  if (role() !== 'owner') return <Navigate to="/" replace />
-
-  const save = () => {
-    setSaving(true); setMsg(undefined)
-    putCompanyProfile(f)
-      .then((c) => { setF(Object.fromEntries(FIELDS.map((x) => [x.key, c[x.setting] ?? '']))); setMsg({ tone: 'ok', text: 'Saved. PDFs use the new details immediately.' }) })
-      .catch((e: Error) => setMsg({ tone: 'err', text: e.message }))
-      .finally(() => setSaving(false))
-  }
-
-  return (
-    <div className="wf-page">
-      <PageHeader title="Company profile" desc="These details appear on every quotation, invoice, and receipt." />
-      {msg !== undefined && <Notice tone={msg.tone}>{msg.text}</Notice>}
-      <div style={{ display: 'flex', flexDirection: 'column', gap: 10, maxWidth: 520, marginTop: 10 }}>
-        {FIELDS.map((x) => (
-          <Field key={x.key} label={x.label}>
-            {x.key === 'address' || x.key === 'bank'
-              ? <textarea className="wf" rows={2} style={{ width: '100%' }} value={f[x.key] ?? ''} onChange={(e) => setF((p) => ({ ...p, [x.key]: e.target.value }))} />
-              : <input className="wf" style={{ width: '100%' }} value={f[x.key] ?? ''} onChange={(e) => setF((p) => ({ ...p, [x.key]: e.target.value }))} />}
-          </Field>
-        ))}
-        <div><Button tone="primary" onClick={save}>{saving ? 'Saving…' : 'Save company profile'}</Button></div>
-      </div>
-    </div>
-  )
-}
diff --git a/apps/hq-web/src/pages/DocumentTemplate.tsx b/apps/hq-web/src/pages/DocumentTemplate.tsx
new file mode 100644
index 0000000..d1bc82f
--- /dev/null
+++ b/apps/hq-web/src/pages/DocumentTemplate.tsx
@@ -0,0 +1,124 @@
+import { useEffect, useMemo, useState } from 'react'
+import { Navigate } from 'react-router-dom'
+import { Button, Field, Notice, PageHeader } from '@sims/ui'
+import { getTemplateSettings, previewSample, putTemplateSettings, role, uploadTemplateLogo } from '../api'
+import { LivePreview } from '../components/LivePreview'
+
+const COMPANY_FIELDS: { key: string; setting: string; label: string; area: boolean }[] = [
+  { key: 'name', setting: 'company.name', label: 'Company name', area: false },
+  { key: 'address', setting: 'company.address', label: 'Address', area: true },
+  { key: 'gstin', setting: 'company.gstin', label: 'GSTIN', area: false },
+  { key: 'stateCode', setting: 'company.state_code', label: 'State code', area: false },
+  { key: 'phone', setting: 'company.phone', label: 'Phone', area: false },
+  { key: 'email', setting: 'company.email', label: 'Email', area: false },
+  { key: 'bank', setting: 'company.bank', label: 'Bank details', area: true },
+]
+const TEMPLATE_FIELDS: { key: string; setting: string; label: string; area: boolean }[] = [
+  { key: 'terms', setting: 'template.terms', label: 'Default terms', area: true },
+  { key: 'declaration', setting: 'template.declaration', label: 'GST declaration', area: true },
+  { key: 'jurisdiction', setting: 'template.jurisdiction', label: 'Jurisdiction line', area: false },
+  { key: 'footerNote', setting: 'template.footer_note', label: 'Footer note', area: false },
+  { key: 'signatoryLabel', setting: 'template.signatory_label', label: 'Signatory label', area: false },
+]
+const DOC_TITLES: { type: string; setting: string; label: string }[] = [
+  { type: 'INVOICE', setting: 'template.title_INVOICE', label: 'Invoice title' },
+  { type: 'QUOTATION', setting: 'template.title_QUOTATION', label: 'Quotation title' },
+  { type: 'PROFORMA', setting: 'template.title_PROFORMA', label: 'Proforma title' },
+]
+
+type Dict = Record<string, string>
+
+/** Owner-only: all letterhead text data (company.* + template.*) with a live
+ *  letterhead preview beside the form. One fixed layout — not a visual editor. */
+export function DocumentTemplate() {
+  const [company, setCompany] = useState<Dict>({})
+  const [template, setTemplate] = useState<Dict>({})
+  const [titles, setTitles] = useState<Dict>({})
+  const [logo, setLogo] = useState('')
+  const [commitNonce, setCommitNonce] = useState(0)
+  const [msg, setMsg] = useState<{ tone: 'ok' | 'err'; text: string } | undefined>()
+  const [saving, setSaving] = useState(false)
+
+  const load = (s: Dict): void => {
+    setCompany(Object.fromEntries(COMPANY_FIELDS.map((x) => [x.key, s[x.setting] ?? ''])))
+    setTemplate(Object.fromEntries(TEMPLATE_FIELDS.map((x) => [x.key, s[x.setting] ?? ''])))
+    setTitles(Object.fromEntries(DOC_TITLES.map((x) => [x.type, s[x.setting] ?? ''])))
+    setLogo(s['template.logo'] ?? '')
+  }
+  useEffect(() => { getTemplateSettings().then(load).catch((e: Error) => setMsg({ tone: 'err', text: e.message })) }, [])
+
+  // Logo excluded from the body — it is saved on pick and the preview reads it back.
+  const previewBody = useMemo(() => JSON.stringify({ company, template, titles }), [company, template, titles])
+  const commit = () => setCommitNonce((n) => n + 1)
+
+  if (role() !== 'owner') return <Navigate to="/" replace />
+
+  const save = () => {
+    setSaving(true); setMsg(undefined)
+    putTemplateSettings({ company, template, titles })
+      .then((s) => { load(s); setMsg({ tone: 'ok', text: 'Saved. Every document uses the new template immediately.' }) })
+      .catch((e: Error) => setMsg({ tone: 'err', text: e.message }))
+      .finally(() => setSaving(false))
+  }
+  const onLogo = (file: File | undefined) => {
+    if (file === undefined) return
+    const reader = new FileReader()
+    reader.onload = () => {
+      uploadTemplateLogo(String(reader.result))
+        .then((saved) => { setLogo(saved); commit(); setMsg({ tone: 'ok', text: 'Logo saved.' }) })
+        .catch((e: Error) => setMsg({ tone: 'err', text: e.message }))
+    }
+    reader.readAsDataURL(file)
+  }
+
+  const textField = (dict: Dict, setDict: (u: (p: Dict) => Dict) => void) =>
+    (x: { key: string; label: string; area: boolean }) => (
+      <Field key={x.key} label={x.label}>
+        {x.area
+          ? <textarea className="wf" rows={2} style={{ width: '100%' }} value={dict[x.key] ?? ''} onChange={(e) => setDict((p) => ({ ...p, [x.key]: e.target.value }))} onBlur={commit} />
+          : <input className="wf" style={{ width: '100%' }} value={dict[x.key] ?? ''} onChange={(e) => setDict((p) => ({ ...p, [x.key]: e.target.value }))} onBlur={commit} />}
+      </Field>
+    )
+
+  return (
+    <div style={{ display: 'flex', gap: 16, alignItems: 'flex-start' }}>
+      <div className="wf-page" style={{ flex: '0 0 520px', minWidth: 0, overflow: 'auto', height: 'calc(100vh - 140px)' }}>
+        <PageHeader title="Document template" desc="Everything the letterhead prints — one fixed layout, all text editable. Changes apply to every document immediately." />
+        {msg !== undefined && <Notice tone={msg.tone}>{msg.text}</Notice>}
+
+        <h3>Company</h3>
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 10 }}>{COMPANY_FIELDS.map(textField(company, setCompany))}</div>
+
+        <h3 style={{ marginTop: 18 }}>Logo</h3>
+        <div style={{ display: 'flex', gap: 10, alignItems: 'center' }}>
+          <input type="file" accept="image/*" onChange={(e) => onLogo(e.target.files?.[0])} />
+          {logo !== '' && <><img src={logo} alt="logo" style={{ maxHeight: 40 }} /><Button onClick={() => { uploadTemplateLogo('').then(() => { setLogo(''); commit() }).catch(() => { /* ignore */ }) }}>Remove</Button></>}
+        </div>
+
+        <h3 style={{ marginTop: 18 }}>Boilerplate text</h3>
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 10 }}>{TEMPLATE_FIELDS.map(textField(template, setTemplate))}</div>
+
+        <h3 style={{ marginTop: 18 }}>Document titles (optional overrides)</h3>
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 10 }}>
+          {DOC_TITLES.map((t) => (
+            <Field key={t.type} label={t.label}>
+              <input className="wf" style={{ width: '100%' }} placeholder="built-in default" value={titles[t.type] ?? ''} onChange={(e) => setTitles((p) => ({ ...p, [t.type]: e.target.value }))} onBlur={commit} />
+            </Field>
+          ))}
+        </div>
+
+        <div style={{ marginTop: 14 }}><Button tone="primary" onClick={save}>{saving ? 'Saving…' : 'Save template'}</Button></div>
+      </div>
+
+      <div style={{ flex: 1, minWidth: 0, position: 'sticky', top: 12, height: 'calc(100vh - 140px)', background: 'var(--bg-sunken, #e9e9ee)', borderRadius: 8, padding: 12 }}>
+        <div style={{ width: '100%', height: '100%', background: '#fff', borderRadius: 4, boxShadow: '0 1px 6px rgba(0,0,0,.15)', overflow: 'hidden' }}>
+          <LivePreview
+            body={previewBody}
+            commitNonce={commitNonce}
+            fetchPreview={(b, signal) => previewSample(JSON.parse(b), signal).then((r) => ({ html: r.html }))}
+          />
+        </div>
+      </div>
+    </div>
+  )
+}