ui: Update empty states

apps/web/src/components/CampaignSelectionDialog.tsx

@@ -25,6 +25,7 @@ import type {PaginatedResponse} from '@plunk/types';
 import {ArrowLeft, Calendar, Mail, Users} from 'lucide-react';
 import {useState} from 'react';
 import useSWR from 'swr';
+import {EmptyState} from './EmptyState';
 
 interface CampaignSelectionDialogProps {
   open: boolean;
@@ -186,13 +187,11 @@ export function CampaignSelectionDialog({open, onOpenChange, onSelectCampaign}:
               )}
 
               {!isLoading && data?.data.length === 0 && (
-                <div className="text-center py-12">
-                  <Mail className="h-12 w-12 text-neutral-400 mx-auto mb-4" />
-                  <h3 className="text-lg font-medium text-neutral-900 mb-2">No campaigns found</h3>
-                  <p className="text-neutral-500">
-                    {statusFilter !== 'ALL' ? 'Try adjusting your filter' : 'Create your first campaign to get started'}
-                  </p>
-                </div>
+                <EmptyState
+                  icon={Mail}
+                  title="No campaigns found"
+                  description={statusFilter !== 'ALL' ? 'Try adjusting your filter.' : 'Create your first campaign to get started.'}
+                />
               )}
 
               {data?.data.map(campaign => (

apps/web/src/components/DataManagementSettings.tsx

@@ -21,7 +21,8 @@ import {
   TableHeader,
   TableRow,
 } from '@plunk/ui';
-import {AlertCircle, Loader2, Trash2} from 'lucide-react';
+import {AlertCircle, Database, Loader2, Trash2, Zap} from 'lucide-react';
+import {EmptyState} from './EmptyState';
 import {toast} from 'sonner';
 import useSWR from 'swr';
 import {useActiveProject} from '../lib/contexts/ActiveProjectProvider';
@@ -151,7 +152,11 @@ export function DataManagementSettings() {
         </CardHeader>
         <CardContent>
           {customFields.length === 0 ? (
-            <p className="text-sm text-neutral-500">No custom fields found</p>
+            <EmptyState
+              icon={Database}
+              title="No custom fields"
+              description="Custom fields appear here once contacts have data properties set via the API."
+            />
           ) : (
             <Table>
               <TableHeader>
@@ -196,7 +201,11 @@ export function DataManagementSettings() {
         </CardHeader>
         <CardContent>
           {customEvents.length === 0 ? (
-            <p className="text-sm text-neutral-500">No custom events found</p>
+            <EmptyState
+              icon={Zap}
+              title="No custom events"
+              description="Custom events appear here once your contacts trigger events via the API."
+            />
           ) : (
             <Table>
               <TableHeader>

apps/web/src/components/DomainsSettings.tsx

@@ -20,7 +20,8 @@ import {
   Input,
 } from '@plunk/ui';
 import {AnimatePresence, motion} from 'framer-motion';
-import {Check, CheckCircle2, ChevronDown, Copy, Loader2, RefreshCw, Trash2, XCircle} from 'lucide-react';
+import {Check, CheckCircle2, ChevronDown, Copy, Globe, Loader2, RefreshCw, Trash2, XCircle} from 'lucide-react';
+import {EmptyState} from './EmptyState';
 import {useConfig} from '../lib/hooks/useConfig';
 import {useAddDomain, useCheckDomainVerification, useDomains, useRemoveDomain} from '../lib/hooks/useDomains';
 
@@ -324,9 +325,11 @@ export function DomainsSettings({projectId}: DomainsSettingsProps) {
               <Loader2 className="h-6 w-6 animate-spin text-neutral-400" />
             </div>
           ) : !domains || domains.length === 0 ? (
-            <div className="text-center py-8 text-neutral-500">
-              <p>No domains added yet</p>
-            </div>
+            <EmptyState
+              icon={Globe}
+              title="No domains added"
+              description="Add a custom domain above to send emails from your own address."
+            />
           ) : (
             <div className="space-y-4">
               {domains.map(domain => {

apps/web/src/components/TemplateSelectionDialog.tsx

@@ -20,6 +20,7 @@ import type {PaginatedResponse} from '@plunk/types';
 import {ArrowLeft, FileText, Search} from 'lucide-react';
 import {useState} from 'react';
 import useSWR from 'swr';
+import {EmptyState} from './EmptyState';
 
 interface TemplateSelectionDialogProps {
   open: boolean;
@@ -224,13 +225,11 @@ export function TemplateSelectionDialog({open, onOpenChange, onSelectTemplate}:
               )}
 
               {!isLoading && data?.data.length === 0 && (
-                <div className="text-center py-12">
-                  <FileText className="h-12 w-12 text-neutral-400 mx-auto mb-4" />
-                  <h3 className="text-lg font-medium text-neutral-900 mb-2">No templates found</h3>
-                  <p className="text-neutral-500">
-                    {search ? 'Try adjusting your search terms' : 'Create a template first to use this feature'}
-                  </p>
-                </div>
+                <EmptyState
+                  icon={FileText}
+                  title="No templates found"
+                  description={search ? 'Try adjusting your search terms.' : 'Create a template first to use this feature.'}
+                />
               )}
 
               {data?.data.map(template => (

apps/web/src/pages/analytics/index.tsx

@@ -271,9 +271,11 @@ export default function AnalyticsPage() {
               {!hasData ? (
                 <div className="flex h-[400px] w-full items-center justify-center">
                   <div className="text-center">
-                    <Mail className="mx-auto h-8 w-8 text-neutral-300" />
-                    <h3 className="mt-3 text-sm font-semibold text-neutral-900">No email data yet</h3>
-                    <p className="mt-1 text-sm text-neutral-500">Send your first email to see analytics here.</p>
+                    <div className="inline-flex items-center justify-center w-10 h-10 rounded-md border border-neutral-200 bg-neutral-50 mb-4">
+                      <Mail className="h-5 w-5 text-neutral-400" />
+                    </div>
+                    <h3 className="text-sm font-semibold text-neutral-900 mb-1">No email data yet</h3>
+                    <p className="text-sm text-neutral-500">Send your first email to see analytics here.</p>
                   </div>
                 </div>
               ) : (
@@ -380,9 +382,11 @@ export default function AnalyticsPage() {
               {!hasData ? (
                 <div className="flex h-[300px] w-full items-center justify-center">
                   <div className="text-center">
-                    <Eye className="mx-auto h-8 w-8 text-neutral-300" />
-                    <h3 className="mt-3 text-sm font-semibold text-neutral-900">No engagement data</h3>
-                    <p className="mt-1 text-sm text-neutral-500">
+                    <div className="inline-flex items-center justify-center w-10 h-10 rounded-md border border-neutral-200 bg-neutral-50 mb-4">
+                      <Eye className="h-5 w-5 text-neutral-400" />
+                    </div>
+                    <h3 className="text-sm font-semibold text-neutral-900 mb-1">No engagement data</h3>
+                    <p className="text-sm text-neutral-500">
                       Engagement metrics will appear once emails are opened.
                     </p>
                   </div>