Use material to establish the retro layer
Walnut tones, brushed metal, clear acrylic, and visible mechanics work more reliably than a generic retro filter. Repeat one or two primary materials so modern computer hardware and older references feel part of one system.
Let light provide the futuristic layer
Adjustable RGB, floating numerals, and soft backlighting add a future-facing accent. Limit the palette and reserve the brightest color for the focal object so the setup does not compete with the screen.
Utility keeps the setup intact
A clock, charger, or speaker is more likely to remain on the desk than decoration with no daily role. Give each object a fixed place and leave enough access for cleaning, connecting, and changing settings.
Common question
Does a retro-futuristic desk need neon lighting?
No. Clear construction, layered numerals, mechanical movement, and contrasts between wood and metal can express the same idea with less visual noise.