diff --git a/src/components/berths/berth-detail-header.tsx b/src/components/berths/berth-detail-header.tsx
index 1d857ea..cd635b3 100644
--- a/src/components/berths/berth-detail-header.tsx
+++ b/src/components/berths/berth-detail-header.tsx
@@ -24,6 +24,7 @@ import {
   SelectValue,
 } from '@/components/ui/select';
 import { Textarea } from '@/components/ui/textarea';
+import { DetailHeaderStrip } from '@/components/shared/detail-header-strip';
 import { PermissionGate } from '@/components/shared/permission-gate';
 import { BerthForm } from './berth-form';
 import { apiFetch } from '@/lib/api/client';
@@ -94,7 +95,7 @@ function StatusChangeDialog({
     formState: { isSubmitting },
   } = useForm<UpdateBerthStatusInput>({
     resolver: zodResolver(updateBerthStatusSchema),
-    defaultValues: { status: currentStatus as typeof BERTH_STATUSES[number], reason: '' },
+    defaultValues: { status: currentStatus as (typeof BERTH_STATUSES)[number], reason: '' },
   });
 
   const status = watch('status');
@@ -127,7 +128,7 @@ function StatusChangeDialog({
             <Label>New Status</Label>
             <Select
               value={status}
-              onValueChange={(v) => setValue('status', v as typeof BERTH_STATUSES[number])}
+              onValueChange={(v) => setValue('status', v as (typeof BERTH_STATUSES)[number])}
             >
               <SelectTrigger>
                 <SelectValue />
@@ -143,11 +144,7 @@ function StatusChangeDialog({
           </div>
           <div className="space-y-2">
             <Label>Reason *</Label>
-            <Textarea
-              {...register('reason')}
-              placeholder="Reason for status change..."
-              rows={3}
-            />
+            <Textarea {...register('reason')} placeholder="Reason for status change..." rows={3} />
           </div>
           <DialogFooter>
             <Button type="button" variant="outline" onClick={() => onOpenChange(false)}>
@@ -169,22 +166,18 @@ export function BerthDetailHeader({ berth }: BerthDetailHeaderProps) {
 
   return (
     <>
-      <div className="space-y-3">
+      <DetailHeaderStrip>
         <div className="flex items-start gap-4">
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-3 flex-wrap">
-              <h1 className="text-2xl font-bold text-foreground">
-                Berth {berth.mooringNumber}
-              </h1>
+              <h1 className="text-2xl font-bold text-foreground">Berth {berth.mooringNumber}</h1>
               <span
                 className={`inline-flex items-center rounded-full border px-3 py-1 text-sm font-medium ${STATUS_COLORS[berth.status] ?? 'bg-muted text-muted-foreground border-muted'}`}
               >
                 {STATUS_LABELS[berth.status] ?? berth.status}
               </span>
             </div>
-            {berth.area && (
-              <p className="text-muted-foreground mt-1">{berth.area}</p>
-            )}
+            {berth.area && <p className="text-muted-foreground mt-1">{berth.area}</p>}
           </div>
 
           <div className="flex items-center gap-2 shrink-0">
@@ -200,7 +193,7 @@ export function BerthDetailHeader({ berth }: BerthDetailHeaderProps) {
             </PermissionGate>
           </div>
         </div>
-      </div>
+      </DetailHeaderStrip>
 
       <BerthForm berth={berth} open={editOpen} onOpenChange={setEditOpen} />
 
diff --git a/src/components/clients/client-detail-header.tsx b/src/components/clients/client-detail-header.tsx
index f4da2f3..fc8ea02 100644
--- a/src/components/clients/client-detail-header.tsx
+++ b/src/components/clients/client-detail-header.tsx
@@ -8,6 +8,7 @@ import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { TagBadge } from '@/components/shared/tag-badge';
 import { ArchiveConfirmDialog } from '@/components/shared/archive-confirm-dialog';
+import { DetailHeaderStrip } from '@/components/shared/detail-header-strip';
 import { PortalInviteButton } from '@/components/clients/portal-invite-button';
 import { apiFetch } from '@/lib/api/client';
 
@@ -68,7 +69,7 @@ export function ClientDetailHeader({ client }: ClientDetailHeaderProps) {
 
   return (
     <>
-      <div className="space-y-3">
+      <DetailHeaderStrip>
         <div className="flex items-start gap-3 flex-wrap">
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-2 flex-wrap">
@@ -140,7 +141,7 @@ export function ClientDetailHeader({ client }: ClientDetailHeaderProps) {
             </Button>
           </div>
         </div>
-      </div>
+      </DetailHeaderStrip>
 
       <ArchiveConfirmDialog
         open={archiveOpen}
diff --git a/src/components/companies/company-detail-header.tsx b/src/components/companies/company-detail-header.tsx
index 0670c7f..53af92a 100644
--- a/src/components/companies/company-detail-header.tsx
+++ b/src/components/companies/company-detail-header.tsx
@@ -9,6 +9,7 @@ import { toast } from 'sonner';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { ArchiveConfirmDialog } from '@/components/shared/archive-confirm-dialog';
+import { DetailHeaderStrip } from '@/components/shared/detail-header-strip';
 import { PermissionGate } from '@/components/shared/permission-gate';
 import { CompanyForm } from '@/components/companies/company-form';
 import { apiFetch } from '@/lib/api/client';
@@ -74,7 +75,7 @@ export function CompanyDetailHeader({ company }: CompanyDetailHeaderProps) {
 
   return (
     <>
-      <div className="space-y-3">
+      <DetailHeaderStrip>
         <div className="flex items-start gap-3 flex-wrap">
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-2 flex-wrap">
@@ -118,7 +119,7 @@ export function CompanyDetailHeader({ company }: CompanyDetailHeaderProps) {
             </PermissionGate>
           </div>
         </div>
-      </div>
+      </DetailHeaderStrip>
 
       <CompanyForm
         open={editOpen}
diff --git a/src/components/interests/interest-detail-header.tsx b/src/components/interests/interest-detail-header.tsx
index b13474d..7b5f314 100644
--- a/src/components/interests/interest-detail-header.tsx
+++ b/src/components/interests/interest-detail-header.tsx
@@ -9,6 +9,7 @@ import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { TagBadge } from '@/components/shared/tag-badge';
 import { ArchiveConfirmDialog } from '@/components/shared/archive-confirm-dialog';
+import { DetailHeaderStrip } from '@/components/shared/detail-header-strip';
 import { PermissionGate } from '@/components/shared/permission-gate';
 import { InterestForm } from '@/components/interests/interest-form';
 import { InterestStagePicker } from '@/components/interests/interest-stage-picker';
@@ -70,8 +71,7 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
   const isArchived = !!interest.archivedAt;
 
   const archiveMutation = useMutation({
-    mutationFn: () =>
-      apiFetch(`/api/v1/interests/${interest.id}`, { method: 'DELETE' }),
+    mutationFn: () => apiFetch(`/api/v1/interests/${interest.id}`, { method: 'DELETE' }),
     onSuccess: () => {
       queryClient.invalidateQueries({ queryKey: ['interests', interest.id] });
       queryClient.invalidateQueries({ queryKey: ['interests'] });
@@ -80,8 +80,7 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
   });
 
   const restoreMutation = useMutation({
-    mutationFn: () =>
-      apiFetch(`/api/v1/interests/${interest.id}/restore`, { method: 'POST' }),
+    mutationFn: () => apiFetch(`/api/v1/interests/${interest.id}/restore`, { method: 'POST' }),
     onSuccess: () => {
       queryClient.invalidateQueries({ queryKey: ['interests', interest.id] });
       queryClient.invalidateQueries({ queryKey: ['interests'] });
@@ -91,7 +90,7 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
 
   return (
     <>
-      <div className="space-y-3">
+      <DetailHeaderStrip>
         <div className="flex items-start gap-3 flex-wrap">
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-2 flex-wrap">
@@ -99,7 +98,9 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
                 {interest.clientName ?? 'Unknown Client'}
               </h1>
               {isArchived && (
-                <Badge variant="secondary" className="text-xs">Archived</Badge>
+                <Badge variant="secondary" className="text-xs">
+                  Archived
+                </Badge>
               )}
               <span
                 className={`inline-flex items-center rounded-full px-2.5 py-0.5 text-sm font-medium ${STAGE_COLORS[interest.pipelineStage] ?? 'bg-gray-100 text-gray-700'}`}
@@ -130,8 +131,7 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
               )}
               {interest.source && (
                 <span>
-                  Source:{' '}
-                  <span className="text-foreground capitalize">{interest.source}</span>
+                  Source: <span className="text-foreground capitalize">{interest.source}</span>
                 </span>
               )}
             </div>
@@ -176,7 +176,7 @@ export function InterestDetailHeader({ portSlug, interest }: InterestDetailHeade
             </PermissionGate>
           </div>
         </div>
-      </div>
+      </DetailHeaderStrip>
 
       <InterestForm
         open={editOpen}
diff --git a/src/components/invoices/invoice-detail.tsx b/src/components/invoices/invoice-detail.tsx
index 1ec2a91..b078b01 100644
--- a/src/components/invoices/invoice-detail.tsx
+++ b/src/components/invoices/invoice-detail.tsx
@@ -85,15 +85,18 @@ export function InvoiceDetail({ invoiceId }: InvoiceDetailProps) {
   return (
     <div className="space-y-6">
       {/* Header */}
-      <div className="flex items-center justify-between">
-        <div>
-          <div className="flex items-center gap-3">
-            <h2 className="text-xl font-semibold font-mono">{invoice.invoiceNumber}</h2>
+      <div className="rounded-xl border border-slate-200 bg-gradient-brand-soft px-5 py-4 shadow-xs flex items-center justify-between gap-4 flex-wrap">
+        <div className="min-w-0">
+          <div className="text-xs font-semibold uppercase tracking-wide text-brand">Invoice</div>
+          <div className="mt-1 flex items-center gap-3 flex-wrap">
+            <h1 className="truncate text-2xl font-bold tracking-tight text-foreground font-mono">
+              {invoice.invoiceNumber}
+            </h1>
             <Badge variant="outline" className={`capitalize text-sm border ${statusColor}`}>
               {invoice.status}
             </Badge>
           </div>
-          <p className="text-sm text-muted-foreground mt-0.5">{invoice.clientName}</p>
+          <p className="text-sm text-muted-foreground mt-1">{invoice.clientName}</p>
         </div>
         <div className="flex items-center gap-2">
           {invoice.status === 'draft' && (
diff --git a/src/components/residential/residential-client-detail.tsx b/src/components/residential/residential-client-detail.tsx
index 7069887..43fa5f5 100644
--- a/src/components/residential/residential-client-detail.tsx
+++ b/src/components/residential/residential-client-detail.tsx
@@ -113,14 +113,17 @@ export function ResidentialClientDetail({ clientId }: { clientId: string }) {
         </Link>
       </div>
 
-      <div className="rounded-lg border bg-card p-6 space-y-6">
-        <div>
-          <h1 className="text-2xl font-semibold">
-            <InlineEditableField value={client.fullName} onSave={save('fullName')} />
-          </h1>
+      <div className="rounded-xl border border-slate-200 bg-gradient-brand-soft px-5 py-4 shadow-xs">
+        <div className="text-xs font-semibold uppercase tracking-wide text-brand">
+          Residential Client
         </div>
+        <h1 className="mt-1 truncate text-2xl font-bold tracking-tight text-foreground">
+          <InlineEditableField value={client.fullName} onSave={save('fullName')} />
+        </h1>
+      </div>
 
-        <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+      <div className="rounded-lg border bg-card p-6 space-y-6">
+        <div className="grid grid-cols-1 lg:grid-cols-[2fr_1fr] gap-6">
           <div className="space-y-1">
             <h3 className="text-sm font-medium mb-2">Contact</h3>
             <Row label="Email">
diff --git a/src/components/residential/residential-interest-detail.tsx b/src/components/residential/residential-interest-detail.tsx
index 31f5c7a..8b35f66 100644
--- a/src/components/residential/residential-interest-detail.tsx
+++ b/src/components/residential/residential-interest-detail.tsx
@@ -87,25 +87,25 @@ export function ResidentialInterestDetail({ interestId }: { interestId: string }
         </Link>
       </div>
 
-      <div className="rounded-lg border bg-card p-6 space-y-6">
-        <div>
-          <p className="text-xs uppercase text-muted-foreground tracking-wider mb-1">
-            Residential interest
-          </p>
-          {interest.client && (
-            <h1 className="text-2xl font-semibold">
-              <Link
-                /* eslint-disable-next-line @typescript-eslint/no-explicit-any */
-                href={`/${portSlug}/residential/clients/${interest.client.id}` as any}
-                className="hover:underline"
-              >
-                {interest.client.fullName}
-              </Link>
-            </h1>
-          )}
-        </div>
+      <div className="rounded-xl border border-slate-200 bg-gradient-brand-soft px-5 py-4 shadow-xs">
+        <p className="text-xs uppercase font-semibold tracking-wide text-brand">
+          Residential Interest
+        </p>
+        {interest.client && (
+          <h1 className="mt-1 truncate text-2xl font-bold tracking-tight text-foreground">
+            <Link
+              /* eslint-disable-next-line @typescript-eslint/no-explicit-any */
+              href={`/${portSlug}/residential/clients/${interest.client.id}` as any}
+              className="hover:underline"
+            >
+              {interest.client.fullName}
+            </Link>
+          </h1>
+        )}
+      </div>
 
-        <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+      <div className="rounded-lg border bg-card p-6 space-y-6">
+        <div className="grid grid-cols-1 lg:grid-cols-[2fr_1fr] gap-6">
           <div className="space-y-1">
             <h3 className="text-sm font-medium mb-2">Pipeline</h3>
             <Row label="Stage">
diff --git a/src/components/shared/detail-header-strip.tsx b/src/components/shared/detail-header-strip.tsx
new file mode 100644
index 0000000..2056471
--- /dev/null
+++ b/src/components/shared/detail-header-strip.tsx
@@ -0,0 +1,20 @@
+import { type ReactNode } from 'react';
+import { cn } from '@/lib/utils';
+
+interface DetailHeaderStripProps {
+  children: ReactNode;
+  className?: string;
+}
+
+export function DetailHeaderStrip({ children, className }: DetailHeaderStripProps) {
+  return (
+    <div
+      className={cn(
+        'rounded-xl border border-slate-200 bg-gradient-brand-soft px-5 py-4 shadow-xs',
+        className,
+      )}
+    >
+      {children}
+    </div>
+  );
+}
diff --git a/src/components/yachts/yacht-detail-header.tsx b/src/components/yachts/yacht-detail-header.tsx
index 08eb8b2..02406cc 100644
--- a/src/components/yachts/yacht-detail-header.tsx
+++ b/src/components/yachts/yacht-detail-header.tsx
@@ -10,6 +10,7 @@ import { toast } from 'sonner';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { ArchiveConfirmDialog } from '@/components/shared/archive-confirm-dialog';
+import { DetailHeaderStrip } from '@/components/shared/detail-header-strip';
 import { PermissionGate } from '@/components/shared/permission-gate';
 import { YachtForm } from '@/components/yachts/yacht-form';
 import { YachtTransferDialog } from '@/components/yachts/yacht-transfer-dialog';
@@ -140,7 +141,7 @@ export function YachtDetailHeader({ yacht }: YachtDetailHeaderProps) {
 
   return (
     <>
-      <div className="space-y-3">
+      <DetailHeaderStrip>
         <div className="flex items-start gap-3 flex-wrap">
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-2 flex-wrap">
@@ -197,7 +198,7 @@ export function YachtDetailHeader({ yacht }: YachtDetailHeaderProps) {
             </Button>
           </div>
         </div>
-      </div>
+      </DetailHeaderStrip>
 
       <YachtForm
         open={editOpen}