
3D Extruded Buildings & Urban Footprints
Real-world 3D building extrusions with dynamic sunlight shadows, terrain DEM elevations, and pitch/bearing camera controls.
Newsletter growth quartet: a slim inline signup band, a filterable issue archive with featured spotlight, centered and split signup forms, and a split section pairing the pitch with a preview of the last issue.
Also available for Vue ->$pnpm dlx shadcn@latest add https://uipkge.dev/r/react/newsletter.json$npx shadcn@latest add https://uipkge.dev/r/react/newsletter.json$yarn dlx shadcn@latest add https://uipkge.dev/r/react/newsletter.json$bunx shadcn@latest add https://uipkge.dev/r/react/newsletter.jsonnpx shadcn@latest add @uipkge-react/newsletterInstalls to:components/blocks/newsletter/Type aliases exported from this item's source. Use these to shape the data you pass in.
NewsletterIssueinterface NewsletterIssue {
id: string
issueNumber: number
volumeDate: string
title: string
excerpt: string
category: 'Architecture' | 'Design Tokens' | 'Performance' | 'Interviews'
tags: string[]
readTime: string
date: string
commentsCount: number
likesCount: number
featured?: boolean
}ChannelOptioninterface ChannelOption {
id: string
title: string
frequency: string
description: string
badge: string
}'use client'
import { useState, type FormEvent } from 'react'
import { Check, Mail } from 'lucide-react'
import { Badge } from '@/components/ui/badge'
import { Button } from '@/components/ui/button'
import { Input } from '@/components/ui/input'
export function NewsletterInlineBand() {
const [email, setEmail] = useState('')
const [submitted, setSubmitted] = useState(false)
function subscribe(event: FormEvent) {
event.preventDefault()
if (!email.trim()) return
setSubmitted(true)
}
return (
<section data-slot="newsletter-inline-band" className="border-border bg-muted/40 border-y">
<div className="mx-auto flex max-w-6xl flex-col gap-6 px-6 py-10 lg:flex-row lg:items-center lg:gap-12">
<div className="min-w-0 lg:flex-1">
<div className="flex items-center gap-2">
<Mail className="text-muted-foreground size-4" aria-hidden="true" />
<Badge variant="secondary">Monthly</Badge>
</div>
<p className="mt-2.5 text-lg leading-snug font-medium text-balance">
Engineering notes on metric modelling, access control, and warehouse cost.
</p>
<p className="text-muted-foreground mt-1.5 text-sm">
Read by 8,400 data and finance engineers. One email a month, no product announcements.
</p>
</div>
<form className="lg:w-[26rem] lg:shrink-0" onSubmit={subscribe}>
<div className="flex gap-2">
<Input
value={email}
onChange={(event) => setEmail(event.target.value)}
type="email"
required
placeholder="[email protected]"
autoComplete="email"
aria-label="Email address"
/>
<Button type="submit" className="shrink-0">
Subscribe
</Button>
</div>
{/* Status row is reserved from first paint, so confirming does not
nudge the band's height and shift the page under the cursor. */}
<p className="mt-2 min-h-5 text-xs" aria-live="polite">
{submitted ? (
<span className="text-success inline-flex items-center gap-1.5">
<Check className="size-3" aria-hidden="true" />
Check your inbox to confirm.
</span>
) : (
<span className="text-muted-foreground">Unsubscribe in one click. We never share the list.</span>
)}
</p>
</form>
</div>
</section>
)
}
'use client'
import { useMemo, useState, type FormEvent } from 'react'
import {
ArrowRight,
Bookmark,
Calendar,
Check,
Clock,
Heart,
MessageSquare,
Newspaper,
Rss,
Search,
Users,
X,
Zap,
} from 'lucide-react'
import { cn } from '@/lib/utils'
import { Badge } from '@/components/ui/badge'
import { Button } from '@/components/ui/button'
import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from '@/components/ui/card'
import { Input } from '@/components/ui/input'
export interface NewsletterIssue {
id: string
issueNumber: number
volumeDate: string
title: string
excerpt: string
category: 'Architecture' | 'Design Tokens' | 'Performance' | 'Interviews'
tags: string[]
readTime: string
date: string
commentsCount: number
likesCount: number
featured?: boolean
}
export interface NewsletterIssueArchiveProps {
publicationName?: string
subtitle?: string
subscriberCount?: string
className?: string
}
const categories = ['All Issues', 'Architecture', 'Design Tokens', 'Performance', 'Interviews'] as const
const featuredIssue: NewsletterIssue = {
id: 'issue-43',
issueNumber: 43,
volumeDate: 'Aug 2026',
title: 'The Death of npm Component Libraries: Why Copy-Paste Architecture Won',
excerpt:
'How unbundled UI registries replaced monolithic node_modules packages, eliminated dependency hell, and gave full code ownership back to frontend engineering teams across the industry.',
category: 'Architecture',
tags: ['#architecture', '#registries', '#future-of-web', '#tooling'],
readTime: '9 min read',
date: 'Aug 25, 2026',
commentsCount: 128,
likesCount: 1420,
featured: true,
}
const archiveIssues: NewsletterIssue[] = [
{
id: 'issue-42',
issueNumber: 42,
volumeDate: 'Aug 2026',
title: 'Why Zero-Dependency Registries Are Winning',
excerpt:
'A deep dive into why enterprise engineering teams are abandoning monolithic UI packages in favor of composable own-your-code registry models that eliminate breaking upgrade cascades.',
category: 'Architecture',
tags: ['#architecture', '#web-performance', '#dx'],
readTime: '6 min read',
date: 'Aug 18, 2026',
commentsCount: 84,
likesCount: 642,
},
{
id: 'issue-41',
issueNumber: 41,
volumeDate: 'Aug 2026',
title: 'Mastering Tailwind v4: OKLCH Colors & Dynamic Themes',
excerpt:
'How modern CSS color spaces and inline theme definitions unlock mathematically perceptually uniform light/dark transitions without CSS variables explosion.',
category: 'Design Tokens',
tags: ['#design-tokens', '#css', '#theming'],
readTime: '8 min read',
date: 'Aug 11, 2026',
commentsCount: 56,
likesCount: 519,
},
{
id: 'issue-40',
issueNumber: 40,
volumeDate: 'Aug 2026',
title: 'Zero-CLS Island Hydration in Modern Web Frameworks',
excerpt:
'Eliminating Cumulative Layout Shift when server-rendered islands hydrate in Astro and Nuxt. Practical patterns distilled from serving 1M+ monthly pageviews.',
category: 'Performance',
tags: ['#performance', '#core-web-vitals', '#astro'],
readTime: '5 min read',
date: 'Aug 04, 2026',
commentsCount: 92,
likesCount: 730,
},
{
id: 'issue-39',
issueNumber: 39,
volumeDate: 'Jul 2026',
title: 'Interview: Building High-Craft Interfaces with Paco Coursey',
excerpt:
'The creator of cmdk and sonner breaks down spring physics, popover placement math, and why 60fps micro-interactions define software brand trust.',
category: 'Interviews',
tags: ['#interviews', '#craft', '#animation'],
readTime: '11 min read',
date: 'Jul 28, 2026',
commentsCount: 147,
likesCount: 1205,
},
{
id: 'issue-38',
issueNumber: 38,
volumeDate: 'Jul 2026',
title: 'Building Resilient Component APIs with Polymorphic Slots',
excerpt:
'Why the asChild composition pattern beat standard prop drilling for accessible primitives, and how Reka UI implements headless polymorphism without DOM overhead.',
category: 'Architecture',
tags: ['#architecture', '#vue', '#reka-ui'],
readTime: '7 min read',
date: 'Jul 21, 2026',
commentsCount: 63,
likesCount: 488,
},
{
id: 'issue-37',
issueNumber: 37,
volumeDate: 'Jul 2026',
title: 'Designing for Multi-Tenant White-Labeling at Scale',
excerpt:
'Architecting a headless token graph that dynamically maps corporate brand identities and custom color palettes across 500+ enterprise subdomains in real time.',
category: 'Design Tokens',
tags: ['#design-tokens', '#architecture', '#enterprise'],
readTime: '9 min read',
date: 'Jul 14, 2026',
commentsCount: 71,
likesCount: 610,
},
]
export function NewsletterIssueArchive({
publicationName = 'The Unbundled Engineer',
subtitle = 'Weekly architectural teardowns of modern design systems, web performance, and component registries.',
subscriberCount = '42,500+ Subscribers · Top 1% on Substack',
className,
}: NewsletterIssueArchiveProps) {
const [email, setEmail] = useState('')
const [isSubscribed, setIsSubscribed] = useState(false)
const [searchQuery, setSearchQuery] = useState('')
const [selectedCategory, setSelectedCategory] = useState<string>('All Issues')
function handleSubscribe(e: FormEvent<HTMLFormElement>) {
e.preventDefault()
if (!email || !email.includes('@')) return
setIsSubscribed(true)
}
const filteredIssues = useMemo(() => {
const query = searchQuery.trim().toLowerCase()
return archiveIssues.filter((issue) => {
const matchesCategory = selectedCategory === 'All Issues' || issue.category === selectedCategory
const matchesSearch =
!query ||
issue.title.toLowerCase().includes(query) ||
issue.excerpt.toLowerCase().includes(query) ||
issue.tags.some((tag) => tag.toLowerCase().includes(query)) ||
`issue #${issue.issueNumber}`.toLowerCase().includes(query)
return matchesCategory && matchesSearch
})
}, [searchQuery, selectedCategory])
function getCategoryCount(cat: string) {
if (cat === 'All Issues') return archiveIssues.length
return archiveIssues.filter((issue) => issue.category === cat).length
}
function clearFilters() {
setSearchQuery('')
setSelectedCategory('All Issues')
}
return (
<div
data-slot="newsletter-issue-archive"
className={cn('mx-auto w-full max-w-5xl space-y-12 px-4 py-8 sm:px-6 sm:py-12', className)}
>
{/* Newsletter Header Hero */}
<header className="mx-auto max-w-3xl space-y-4 text-center">
<div className="border-primary/20 bg-primary/5 text-primary inline-flex items-center gap-1.5 rounded-full border px-3.5 py-1 text-xs font-medium shadow-xs">
<Users className="size-3.5 shrink-0" aria-hidden="true" />
<span>{subscriberCount}</span>
</div>
<h1 className="text-foreground text-3xl font-bold tracking-tight sm:text-4xl lg:text-5xl">{publicationName}</h1>
<p className="text-muted-foreground mx-auto max-w-2xl text-base leading-relaxed sm:text-lg">{subtitle}</p>
{/* Subscribe Form */}
<div className="mx-auto w-full max-w-md pt-2">
{!isSubscribed ? (
<div>
<form className="flex flex-col gap-2 sm:flex-row sm:gap-0" onSubmit={handleSubscribe}>
<Input
id="newsletter-archive-email-react"
value={email}
onChange={(e) => setEmail(e.target.value)}
type="email"
placeholder="Enter your work email..."
required
className="bg-card h-11 text-sm shadow-xs sm:rounded-r-none"
aria-label="Work email address"
/>
<Button type="submit" className="h-11 shrink-0 px-6 font-medium sm:rounded-l-none">
Subscribe for Free
</Button>
</form>
<p className="text-muted-foreground mt-2.5 flex flex-wrap items-center justify-center gap-x-2 gap-y-1 text-xs">
<span>Free weekly issues</span>
<span>Zero spam</span>
<span>1-click unsubscribe</span>
</p>
</div>
) : (
<div className="border-success/30 bg-success/10 text-success inline-flex items-center gap-2.5 rounded-lg border px-4 py-3 text-sm font-medium shadow-xs">
<Check className="size-4 shrink-0" aria-hidden="true" />
<span>You’re subscribed! Check your inbox for confirmation.</span>
</div>
)}
</div>
</header>
{/* Featured Issue Spotlight Card */}
<section aria-labelledby="featured-issue-heading-react" className="space-y-3">
<div className="flex items-center justify-between px-1">
<h2
id="featured-issue-heading-react"
className="text-muted-foreground text-xs font-semibold tracking-wider uppercase"
>
Pinned Spotlight Edition
</h2>
<Badge variant="outline" className="text-primary border-primary/30 gap-1 text-xs">
<Zap className="size-3" aria-hidden="true" /> Latest Release
</Badge>
</div>
<Card className="border-border/80 bg-card hover:border-primary/40 overflow-hidden shadow-xs transition-colors">
<div className="grid grid-cols-1 gap-6 p-6 sm:p-8 lg:grid-cols-12">
{/* Text Content */}
<div className="flex flex-col justify-between space-y-4 lg:col-span-7">
<div className="space-y-3">
<div className="flex flex-wrap items-center gap-2">
<Badge variant="default" className="font-mono text-xs">
Issue #{featuredIssue.issueNumber} · {featuredIssue.volumeDate}
</Badge>
<Badge variant="secondary" className="text-xs">
{featuredIssue.category}
</Badge>
<span className="text-muted-foreground ml-auto inline-flex items-center gap-1 text-xs">
<Clock className="size-3" aria-hidden="true" />
{featuredIssue.readTime}
</span>
</div>
<h3 className="text-foreground hover:text-primary cursor-pointer text-xl font-bold tracking-tight transition-colors sm:text-2xl">
{featuredIssue.title}
</h3>
<p className="text-muted-foreground text-sm leading-relaxed sm:text-base">{featuredIssue.excerpt}</p>
</div>
<div className="space-y-4 pt-2">
<div className="flex flex-wrap gap-1.5">
{featuredIssue.tags.map((tag) => (
<Badge key={tag} variant="outline" className="text-muted-foreground font-mono text-xs font-normal">
{tag}
</Badge>
))}
</div>
<div className="border-border/60 flex flex-wrap items-center justify-between gap-4 border-t pt-3">
<div className="text-muted-foreground flex items-center gap-4 text-xs">
<span className="inline-flex items-center gap-1.5">
<Calendar className="size-3.5" aria-hidden="true" />
{featuredIssue.date}
</span>
<span className="inline-flex items-center gap-1.5">
<MessageSquare className="size-3.5" aria-hidden="true" />
{featuredIssue.commentsCount} comments
</span>
<span className="inline-flex items-center gap-1.5">
<Heart className="size-3.5" aria-hidden="true" />
{featuredIssue.likesCount}
</span>
</div>
<Button variant="default" size="sm" className="group gap-1.5 font-medium">
Read Issue
<ArrowRight
className="size-3.5 transition-transform group-hover:translate-x-0.5"
aria-hidden="true"
/>
</Button>
</div>
</div>
</div>
{/* Schematic Cover Illustration */}
<div className="flex items-center lg:col-span-5">
<div className="border-border/80 bg-muted/40 w-full rounded-lg border p-4 font-mono text-xs sm:p-5">
<div className="border-border/60 mb-3 flex items-center justify-between border-b pb-2.5">
<div className="flex items-center gap-1.5">
<span className="bg-destructive/60 inline-block size-2.5 rounded-full" />
<span className="bg-warning/60 inline-block size-2.5 rounded-full" />
<span className="bg-success/60 inline-block size-2.5 rounded-full" />
</div>
<span className="text-muted-foreground text-xs">registry-teardown.ts</span>
</div>
<div className="text-muted-foreground space-y-2">
<div className="text-primary text-xs font-medium">// Own your component code</div>
<div>
<span className="text-foreground">$</span> npx shadcn@latest add @uipkge/card
</div>
<div className="text-success">✔ Fetched raw TypeScript TSX</div>
<div className="text-success">✔ Merged local Tailwind v4 tokens</div>
<div className="text-muted-foreground/80 pt-1">// Zero runtime package lock-in</div>
</div>
<div className="border-border/40 mt-4 flex flex-wrap gap-1.5 border-t pt-3">
<span className="bg-background text-foreground border-border rounded border px-2 py-0.5 text-xs">
Zero npm deps
</span>
<span className="bg-background text-foreground border-border rounded border px-2 py-0.5 text-xs">
Tailwind v4
</span>
<span className="bg-background text-foreground border-border rounded border px-2 py-0.5 text-xs">
OKLCH
</span>
</div>
</div>
</div>
</div>
</Card>
</section>
{/* Search and Filter Bar */}
<section aria-label="Search and filter archive" className="space-y-4">
<div className="flex flex-col items-stretch justify-between gap-4 md:flex-row md:items-center">
{/* Search Input */}
<div className="w-full md:max-w-md">
<Input
value={searchQuery}
onChange={(e) => setSearchQuery(e.target.value)}
type="search"
placeholder="Search issues by title, topic, or tag..."
prefixIcon={<Search className="size-4" aria-hidden="true" />}
allowClear
className="bg-card shadow-xs"
aria-label="Search archive issues"
/>
</div>
{/* Result Counter */}
<div className="text-muted-foreground flex items-center justify-between gap-3 text-xs md:justify-end">
<span>
Showing {filteredIssues.length} {filteredIssues.length === 1 ? 'edition' : 'editions'}
</span>
{(searchQuery || selectedCategory !== 'All Issues') && (
<button
type="button"
className="text-primary focus-visible:ring-ring inline-flex items-center gap-1 rounded font-medium hover:underline focus-visible:ring-1 focus-visible:outline-none"
onClick={clearFilters}
>
Reset filters
<X className="size-3" aria-hidden="true" />
</button>
)}
</div>
</div>
{/* Category Filter Pills */}
<div className="flex flex-wrap items-center gap-1.5" role="tablist" aria-label="Filter by category">
{categories.map((cat) => {
const isSelected = selectedCategory === cat
return (
<button
key={cat}
type="button"
role="tab"
aria-selected={isSelected}
className={cn(
'focus-visible:ring-ring inline-flex items-center gap-1.5 rounded-full px-3.5 py-1.5 text-xs transition-colors focus-visible:ring-2 focus-visible:outline-none',
isSelected
? 'bg-primary text-primary-foreground font-medium shadow-xs'
: 'bg-muted/70 text-muted-foreground hover:bg-muted hover:text-foreground',
)}
onClick={() => setSelectedCategory(cat)}
>
<span>{cat}</span>
<span
className={cn(
'py-0.2 rounded-full px-1.5 text-xs',
isSelected
? 'bg-primary-foreground/20 text-primary-foreground'
: 'bg-background/80 text-muted-foreground',
)}
>
{getCategoryCount(cat)}
</span>
</button>
)
})}
</div>
</section>
{/* Issue Archive List */}
<section aria-label="Archive issue list">
{filteredIssues.length > 0 ? (
<div className="grid grid-cols-1 gap-5 md:grid-cols-2">
{filteredIssues.map((issue) => (
<Card
key={issue.id}
className="group border-border/70 bg-card hover:border-primary/40 flex flex-col justify-between transition-colors hover:shadow-xs"
>
<CardHeader className="pb-3">
<div className="flex items-center justify-between gap-2">
<Badge variant="outline" className="font-mono text-xs">
Issue #{issue.issueNumber} · {issue.volumeDate}
</Badge>
<span className="text-muted-foreground inline-flex items-center gap-1 text-xs">
<Clock className="size-3" aria-hidden="true" />
{issue.readTime}
</span>
</div>
<CardTitle className="group-hover:text-primary cursor-pointer pt-2 text-base leading-snug font-semibold tracking-tight transition-colors sm:text-lg">
{issue.title}
</CardTitle>
<CardDescription className="text-muted-foreground mt-1.5 line-clamp-3 text-sm leading-relaxed">
{issue.excerpt}
</CardDescription>
</CardHeader>
<CardContent className="py-0">
<div className="flex flex-wrap gap-1.5 pt-1">
{issue.tags.map((tag) => (
<Badge key={tag} variant="secondary" className="font-mono text-xs font-normal">
{tag}
</Badge>
))}
</div>
</CardContent>
<CardFooter className="border-border/60 text-muted-foreground mt-4 flex items-center justify-between border-t pt-4 text-xs">
<div className="flex items-center gap-3">
<span className="inline-flex items-center gap-1">
<Calendar className="size-3.5" aria-hidden="true" />
{issue.date}
</span>
<span className="inline-flex items-center gap-1">
<MessageSquare className="size-3.5" aria-hidden="true" />
{issue.commentsCount}
</span>
<span className="inline-flex items-center gap-1">
<Heart className="size-3.5" aria-hidden="true" />
{issue.likesCount}
</span>
</div>
<a
href="#read"
className="text-foreground group-hover:text-primary inline-flex items-center gap-1 font-medium transition-colors focus-visible:underline focus-visible:outline-none"
>
<span>Read Issue</span>
<ArrowRight
className="size-3.5 transition-transform group-hover:translate-x-0.5"
aria-hidden="true"
/>
</a>
</CardFooter>
</Card>
))}
</div>
) : (
/* Empty State */
<div className="border-border bg-card/50 space-y-3 rounded-xl border border-dashed p-10 text-center">
<Newspaper className="text-muted-foreground/60 mx-auto size-8" aria-hidden="true" />
<h3 className="text-foreground text-base font-semibold">No issues found</h3>
<p className="text-muted-foreground mx-auto max-w-sm text-sm">
No newsletter issues matched “{searchQuery}” in {selectedCategory}.
</p>
<div className="pt-2">
<Button variant="outline" size="sm" onClick={clearFilters}>
Clear search & filters
</Button>
</div>
</div>
)}
</section>
{/* Publication Cadence & RSS Bar */}
<footer className="border-border/80 bg-muted/30 flex flex-col items-center justify-between gap-4 rounded-xl border p-6 text-center shadow-xs sm:flex-row sm:text-left">
<div>
<h3 className="text-foreground text-sm font-semibold">Never miss a teardown</h3>
<p className="text-muted-foreground mt-0.5 text-xs">
Published every Tuesday morning. Zero sponsor promotions, purely deep technical architecture.
</p>
</div>
<div className="flex shrink-0 items-center gap-2.5">
<Button variant="outline" size="sm" className="gap-1.5 text-xs">
<Rss className="size-3.5" aria-hidden="true" />
RSS Feed
</Button>
<Button
variant="default"
size="sm"
className="gap-1.5 text-xs"
onClick={() => {
const el = document.getElementById('newsletter-archive-email-react')
el?.focus()
}}
>
<Bookmark className="size-3.5" aria-hidden="true" />
Join Newsletter
</Button>
</div>
</footer>
</div>
)
}
'use client'
import * as React from 'react'
import { ArrowRight, BellRing, BookOpen, Check, Mail, Send } from 'lucide-react'
import { Badge } from '@/components/ui/badge'
import { Button } from '@/components/ui/button'
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card'
import { Input } from '@/components/ui/input'
import { Separator } from '@/components/ui/separator'
import { cn } from '@/lib/utils'
export interface NewsletterSignupProps {
variant?: 'centered' | 'split'
}
interface ChannelOption {
id: string
title: string
frequency: string
description: string
badge: string
}
const channels: ChannelOption[] = [
{
id: 'architecture',
title: 'Architecture & Token Deep Dives',
frequency: 'Bi-Weekly',
description: 'Technical breakdowns on OKLCH color science, headless AST transformers, and zero-lockin paradigms.',
badge: 'Flagship',
},
{
id: 'releases',
title: 'Registry Ship Notes & RFCs',
frequency: 'Monthly',
description: 'Direct changelogs, new workbench releases, breaking primitive refactors, and roadmap discussions.',
badge: 'Changelog',
},
{
id: 'security',
title: 'Security & Dependency Bulletins',
frequency: 'As-Needed',
description: 'Zero-day vulnerability alerts, upstream headless primitive fixes, and patch notifications.',
badge: 'Critical',
},
]
const recentIssues = [
{
id: 48,
date: 'Aug 2026',
title: 'The Death of Monolithic npm UI Packages',
reads: '4 min read',
tags: ['Architecture', 'Registry', 'AST'],
snippet:
'Why the next decade of frontend engineering belongs to unbundled registries where the consumer owns the source code.',
},
{
id: 47,
date: 'Jul 2026',
title: 'OKLCH Theming in Tailwind CSS v4',
reads: '6 min read',
tags: ['Tailwind v4', 'Color Science', 'Tokens'],
snippet:
'Mastering perceptual lightness, chroma gamut mapping, and dynamic theme switching without runtime CSS bloat.',
},
]
export function NewsletterSignup({ variant = 'split' }: NewsletterSignupProps) {
const [email, setEmail] = React.useState('')
const [selectedChannel, setSelectedChannel] = React.useState('architecture')
const [submitted, setSubmitted] = React.useState(false)
const [activePreviewIssue, setActivePreviewIssue] = React.useState(0)
const [isSubmitting, setIsSubmitting] = React.useState(false)
const handleSubmit = (event: React.FormEvent<HTMLFormElement>) => {
event.preventDefault()
if (!email || !email.includes('@')) return
setIsSubmitting(true)
setTimeout(() => {
setIsSubmitting(false)
setSubmitted(true)
}, 400)
}
return (
<section
data-slot="newsletter-signup"
className="bg-background relative overflow-hidden px-4 py-16 sm:px-6 lg:px-8"
>
<div className="mx-auto max-w-6xl space-y-10">
{/* Section Header */}
<div className="max-w-3xl space-y-3">
<Badge variant="secondary" className="gap-1.5 px-3 py-1 font-mono text-xs shadow-xs">
<Mail className="text-primary size-3.5" />
Engineering Dispatch & Architecture Radar
</Badge>
<h2 className="text-foreground text-3xl font-bold tracking-tight sm:text-4xl">
Ship notes, not marketing fluff.
</h2>
<p className="text-muted-foreground text-sm leading-relaxed sm:text-base">
Join 18,400+ frontend architects, design engineers, and systems builders. Plain-text insights into component
architecture, token systems, and dual-framework engineering.
</p>
</div>
{/* Main Layout */}
<div className="grid grid-cols-1 items-start gap-8 lg:grid-cols-12">
{/* Left Column: Channel Selector & Live Dispatch Form (7 Cols) */}
<div className="space-y-6 lg:col-span-7">
<Card className="border-border bg-card overflow-hidden shadow-sm">
<CardHeader className="bg-muted/20 border-border/60 border-b pb-4">
<div className="flex items-center justify-between">
<CardTitle className="flex items-center gap-2 text-base font-semibold">
<BellRing className="text-primary size-4" />
Select Dispatch Track
</CardTitle>
<span className="text-muted-foreground font-mono text-xs">Zero Spam Guarantee</span>
</div>
<CardDescription className="text-xs">
Choose the telemetry streams you want delivered to your inbox.
</CardDescription>
</CardHeader>
<CardContent className="space-y-5 p-6">
{/* Channel Radio Cards */}
<div className="space-y-2.5">
{channels.map((ch) => {
const isSelected = selectedChannel === ch.id
return (
<div
key={ch.id}
className={cn(
'group cursor-pointer rounded-xl border p-3.5 transition-colors',
isSelected
? 'border-primary bg-primary/5 ring-primary/20 shadow-xs ring-1'
: 'border-border bg-background hover:bg-muted/40',
)}
onClick={() => setSelectedChannel(ch.id)}
>
<div className="flex items-center justify-between gap-2">
<div className="flex items-center gap-2">
<div
className={cn(
'flex size-3.5 items-center justify-center rounded-full border transition-colors',
isSelected ? 'border-primary bg-primary' : 'border-muted-foreground/40',
)}
>
{isSelected && <div className="bg-primary-foreground size-1.5 rounded-full" />}
</div>
<span className="text-foreground text-xs font-semibold">{ch.title}</span>
</div>
<Badge variant="outline" className="font-mono text-xs">
{ch.frequency}
</Badge>
</div>
<p className="text-muted-foreground mt-1.5 pl-5.5 text-xs leading-relaxed">{ch.description}</p>
</div>
)
})}
</div>
<Separator />
{/* Dispatch Subscription Input */}
{!submitted ? (
<form className="space-y-3" onSubmit={handleSubmit}>
<div className="flex flex-col gap-2 sm:flex-row">
<Input
type="email"
placeholder="[email protected]"
value={email}
onChange={(e) => setEmail(e.target.value)}
required
className="h-10 flex-1 font-mono text-xs"
aria-label="Email address for dispatch"
/>
<Button type="submit" disabled={isSubmitting} className="h-10 gap-1.5 px-5 text-xs font-semibold">
<span>Subscribe to Stream</span>
<Send className="size-3.5" />
</Button>
</div>
<div className="text-muted-foreground flex items-center justify-between pt-1 font-mono text-xs">
<span>Plain text • 1-click unsubscribe</span>
<span className="text-success font-semibold">18,412 Active Subscribers</span>
</div>
</form>
) : (
<div className="border-success/20 bg-success/10 space-y-2 rounded-xl border p-5 text-center">
<div className="bg-success/20 text-success mx-auto flex size-9 items-center justify-center rounded-full">
<Check className="size-5" />
</div>
<p className="text-foreground text-sm font-semibold">Dispatches Activated!</p>
<p className="text-muted-foreground text-xs">
Verification sent to <strong className="text-foreground font-mono">{email}</strong>. Check your
inbox to confirm delivery.
</p>
</div>
)}
</CardContent>
</Card>
</div>
{/* Right Column: Recent Issue Sampler & Archives (5 Cols) */}
<div className="space-y-4 lg:col-span-5">
<div className="flex items-center justify-between">
<p className="text-muted-foreground flex items-center gap-1.5 font-mono text-xs tracking-wider uppercase">
<BookOpen className="text-primary size-3.5" /> Archive Sampler
</p>
<span className="text-muted-foreground font-mono text-xs">
Issue #{recentIssues[activePreviewIssue].id}
</span>
</div>
{/* Interactive Issue Cards */}
<div className="space-y-3">
{recentIssues.map((issue, idx) => (
<div
key={issue.id}
className={cn(
'bg-card cursor-pointer rounded-xl border p-4 transition-colors',
activePreviewIssue === idx ? 'border-primary/50 shadow-xs' : 'border-border hover:border-border/80',
)}
onClick={() => setActivePreviewIssue(idx)}
>
<div className="text-muted-foreground mb-1.5 flex items-center justify-between font-mono text-xs">
<span>
{issue.date} • Issue #{issue.id}
</span>
<span className="text-foreground font-medium">{issue.reads}</span>
</div>
<h3 className="text-foreground mb-1.5 text-sm leading-snug font-bold">{issue.title}</h3>
<p className="text-muted-foreground text-xs leading-relaxed">{issue.snippet}</p>
<div className="mt-3 flex flex-wrap gap-1.5">
{issue.tags.map((tag) => (
<Badge key={tag} variant="secondary" className="px-1.5 py-0 font-mono text-xs">
#{tag}
</Badge>
))}
</div>
</div>
))}
</div>
{/* RSS note */}
<div className="border-border bg-muted/20 text-muted-foreground flex items-center justify-between rounded-lg border p-3.5 text-xs">
<span className="font-mono">Prefer RSS feeds?</span>
<a
href="https://uipkge.dev/rss.xml"
target="_blank"
rel="noreferrer"
className="text-primary inline-flex items-center gap-1 font-mono hover:underline"
>
uipkge.dev/rss.xml <ArrowRight className="size-3" />
</a>
</div>
</div>
</div>
</div>
</section>
)
}
export default NewsletterSignup
'use client'
import { useState, type FormEvent } from 'react'
import { Check, Mail } from 'lucide-react'
import { Badge } from '@/components/ui/badge'
import { Button } from '@/components/ui/button'
import { Card, CardContent } from '@/components/ui/card'
import { Input } from '@/components/ui/input'
import { Separator } from '@/components/ui/separator'
const lastIssue = {
subject: 'Why we version metric definitions instead of dashboards',
date: 'Feb 18, 2026',
readTime: '9 min',
opening:
'Dashboards are the output. The definition is the thing teams argue about, so that is what belongs under review — with a diff, an owner, and a revert path. This issue walks through what changed when we moved ours into the repo.',
}
export function NewsletterSplitPreview() {
const [email, setEmail] = useState('')
const [submitted, setSubmitted] = useState(false)
function subscribe(event: FormEvent) {
event.preventDefault()
if (!email.trim()) return
setSubmitted(true)
}
return (
<section data-slot="newsletter-split-preview" className="bg-background">
<div className="mx-auto max-w-6xl px-6 py-20 lg:py-28">
<div className="grid items-center gap-10 lg:grid-cols-2 lg:gap-16">
<div>
<Badge variant="secondary" className="gap-1.5">
<Mail className="size-3" aria-hidden="true" />
Monthly
</Badge>
<h2 className="mt-4 text-3xl font-semibold tracking-tight text-balance sm:text-4xl">
Notes from the people who build it
</h2>
<p className="text-muted-foreground mt-3 text-lg">
One email a month on metric modelling, access control, and warehouse cost. No product announcements.
</p>
<form className="mt-6 max-w-md" onSubmit={subscribe}>
<div className="flex gap-2">
<Input
value={email}
onChange={(event) => setEmail(event.target.value)}
type="email"
required
placeholder="[email protected]"
autoComplete="email"
aria-label="Email address"
/>
<Button type="submit" className="shrink-0">
Subscribe
</Button>
</div>
<p className="mt-2 min-h-5 text-xs" aria-live="polite">
{submitted ? (
<span className="text-success inline-flex items-center gap-1.5">
<Check className="size-3" aria-hidden="true" />
Check your inbox to confirm.
</span>
) : (
<span className="text-muted-foreground">8,400 subscribers · unsubscribe in one click.</span>
)}
</p>
</form>
</div>
{/* Showing the last issue is the point: nobody should have to subscribe
to find out what they are subscribing to. */}
<Card>
<CardContent className="p-6">
<div className="flex flex-wrap items-center gap-3">
<Badge variant="outline">Last issue</Badge>
<span className="text-muted-foreground text-xs">
{lastIssue.date} · {lastIssue.readTime}
</span>
</div>
<h3 className="mt-4 text-lg leading-snug font-semibold tracking-tight text-balance">
{lastIssue.subject}
</h3>
<Separator className="my-4" />
<p className="text-muted-foreground text-sm leading-relaxed">{lastIssue.opening}</p>
<Button variant="link" className="mt-4 h-auto p-0 text-sm">
Read the full issue
</Button>
</CardContent>
</Card>
</div>
</div>
</section>
)
}
Raw manifest:https://uipkge.dev/r/react/newsletter.json