Create a square t-shirt graphic design with the following concept:

Title: Neon Eyeball Cactus
Slogan: Stare into the prickly void
Visual style: retro_futuristic line_art
Mood: quirky strange
Core concept prompt: A centered large neon yellow and electric blue line art of a surreal cactus with a single oversized glowing eyeball as its flower. The cactus has bold silhouette with retro futuristic style accents. Background transparent or black to emphasize neon glow effect. Slogan 'Stare into the prickly void' in large legible retro font beneath the image.

Hard constraints:
- Keep composition centered and shirt-print friendly.
- Use high-contrast, clear forms suitable for print.
- Any text must be large and easily readable.
- Exclude all forbidden elements: real brands, celebrities, multiple eyes on one stalk, hateful content, tiny text
- Do not include real brand names/logos, celebrity likenesses, copyrighted characters, political campaign slogans, hateful content, or explicit content.

Output a clean standalone design graphic, no mockup, no watermark, no background scene.

Create a square t-shirt graphic design with the following concept:

Title: Neon Eyeball Cactus
Slogan: Stare into the prickly void
Visual style: retro_futuristic line_art
Mood: quirky strange
Core concept prompt: A centered large neon yellow and electric blue line art of a surreal cactus with a single oversized glowing eyeball as its flower. The cactus has bold silhouette with retro futuristic style accents. Background transparent or black to emphasize neon glow effect. Slogan 'Stare into the prickly void' in large legible retro font beneath the image.

Hard constraints:
- Keep composition centered and shirt-print friendly.
- Use high-contrast, clear forms suitable for print.
- Any text must be large and easily readable.
- Exclude all forbidden elements: real brands, celebrities, multiple eyes on one stalk, hateful content, tiny text
- Do not include real brand names/logos, celebrity likenesses, copyrighted characters, political campaign slogans, hateful content, or explicit content.

Output a clean standalone design graphic, no mockup, no watermark, no background scene.