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Vibe Pack Preview · Junji Ito

Junji Ito Vibe Pack

Spiral — a publishing platform for horror manga, occult zines and slow-dread short stories. Read with care.

Preview of what ships in the Junji Ito Vibe Pack ZIP. The pack itself contains tokens.json, the Tailwind preset, this system prompt, the style guide, and these screenshots — ready to drop into Claude, Cursor, v0, or any AI coder.

Color tokens

The full token table shipped in tokens.json. Drop these into your own Tailwind preset, design tools, or AI prompt.

background
#0a0a0a
foreground
#e8e4e0
card
#111111
card fg
#e8e4e0
muted
#1c1c1c
muted fg
#6b6560
border
#2a2524
ring
#555555
primary
#e8e4e0
primary fg
#0a0a0a
secondary
#1a1a1a
secondary fg
#c4bfb8
accent
#8b0000
accent fg
#e8e4e0
destructive
#8b0000
destr fg
#e8e4e0
chart 1
#e8e4e0
chart 2
#8b0000
chart 3
#555555
chart 4
#333333
chart 5
#6b6560
radius
0px

Typography

Heading + body specimens in the actual fonts shipped with the pack (loaded via Google Fonts on this page).

Heading · EB Garamond
Display 60
Heading 48
Heading 36
Heading 30
Heading 24
Heading 20
Body · EB Garamond

The quick brown fox jumps over the lazy dog. Design systems should feel obvious in motion, not in theory.

The quick brown fox jumps over the lazy dog. A vibe pack ships the same idea as a working app, just routed through tokens and prompts instead of compiled React.

The quick brown fox jumps over the lazy dog. Captions, helper text, fine print — same family, lighter color, smaller scale.

Components in this vibe

Hand-styled with the literal hex values from the token table — exactly what an AI coder would output if prompted with the vibe pack's system prompt.

Primary button
Secondary button
Badge row
NewBetaStable
Card
Fine-Line Reader

A reader tuned for hairline ink work. No compression artifacts at any zoom. Crosshatch reads like crosshatch. Whites stay paper, not screen.

Form field
Alert
Heads up. Your trial ends in 5 days — upgrade to keep your data.

AI coder system prompt

Paste this into Claude, Cursor, v0, or any AI coder as the system prompt. Your generated UIs will inherit the Junji Ito vocabulary automatically.

system-prompt.md
# Junji Ito System Prompt — for Claude, Cursor, v0, bolt.new

Use this prompt when designing UI for products in the Junji Ito aesthetic.

---

You are designing user interfaces in the **Junji Ito** aesthetic.

## Visual identity

- Primary color: `#e8e4e0`
- Background: `#0a0a0a`
- Foreground / text: `#e8e4e0`
- Accent: `#8b0000`
- Border-radius: `0px`
- Typography: `EB Garamond` (heading) + `EB Garamond` (body)

## Voice

Match the brand voice:

> "A horror manga publisher that does not blink."
> Spiral is a publishing platform for horror manga, occult zines and slow-dread short stories. Fine-line panels, paper-white pages, captions that wait one beat too long. We do not flinch when readers refresh.

This is the tone you should write in — concise, on-brand, no generic SaaS-speak.

## Patterns

- **Cards**: use `card` background, `border` color border, `radius` rounded corners
- **Primary buttons**: filled `primary` background, `primary-foreground` text, subtle shadow on hover
- **Secondary buttons**: outline `border`, transparent background, `foreground` text
- **Hero sections**: use the brand voice; lead with H1, then sub, then CTA pair
- **Pricing**: 3 tiers, middle one highlighted with `primary` border + shadow
- **Forms**: minimal labels, `muted-foreground` placeholders, `primary` focus ring

## Do NOT

- Use generic Tailwind colors like `bg-blue-500` — use the theme tokens instead
- Add micro-interactions that don't fit the brand voice
- Add emoji unless the brand voice explicitly suggests playfulness
- Use stock Aceternity / shadcn defaults — that defeats the entire point

Section gallery

Section captures from the source Junji Ito design system. These ship inside the vibe pack as visual reference for AI-generated layouts.

Junji Ito — section-1
Junji Ito — section-2
Junji Ito — section-3
Junji Ito — section-4
Junji Ito — section-5

Want the full Junji Ito pack?

The Junji Ito Theme Pack bundles this vibe pack with a Next.js landing template and an editor theme — same tokens, three surfaces.