Hackcosmic10website: The Hackathon Landing Page That Behaves Like a Launch Sequence

A React and Tailwind v4 build that uses scroll-linked motion, masked space layers, and Figma-first component work to turn an event page into a miniature mission control experience.

8 min read • View on GitHub • More from theDakshJaitly

A wide editorial scene of a landing page frame rising like a spacecraft console above a curved Earth horizon and a dense star field. It explains that the site sells the event through atmosphere and motion before it sells the details.
The page reads like a launch sequence first and a registration form second.
Key Takeaways

Most hackathon sites try to earn attention with more cards, more logos, and more copy. Hackcosmic10website goes the other way. It treats the page like a launch sequence, where motion and depth do the selling before the user reaches the registration details.

The page works because the background never stops being a stage

The core trick is simple, but the effect is not. The cosmic backdrop is not decorative wallpaper. It behaves like a fixed stage while the foreground content scrolls across it, which is why the page feels like you are moving through space instead of just down a webpage.

This diagram shows the page as a depth system, where one scroll gesture drives several different layer behaviors at once.

That is why the page feels cinematic instead of merely animated. The motion is not everywhere at once. It is assigned, with each layer moving at its own speed so the eye reads distance, mass, and perspective.

const { scrollYProgress } = useScroll({ target: heroRef });
const earthY = useTransform(scrollYProgress, [0, 1], [0, 140]);
const textY = useTransform(scrollYProgress, [0, 1], [0, -40]);

return (
  <section ref={heroRef}>
    <motion.div
      style={{
        y: earthY,
        maskImage: 'linear-gradient(to bottom, black 72%, transparent 100%)'
      }}
    />
    <motion.div style={{ y: textY }} />
  </section>
);
A close-up of layered interface sheets hovering over a starry backdrop, with one layer drifting more slowly than the others and a masked Earth seam below. It explains how scroll-linked motion creates depth without heavy 3D rendering.
The illusion comes from different layers obeying different rules, not from a single animation blob.

Why Tailwind v4 and motion are the right pairing here

This repo's stack fits the visual ambition. Tailwind v4 gives the page a fast, themeable surface for spacing, color, and responsive structure. Motion handles the scroll-linked behavior in a declarative way, which matters when the design depends on tuning timing and distance rather than just toggling effects on and off.

A workbench scene where design swatches, motion curves, layout blocks, and component pieces feed into a polished cosmic page. It explains how the interface feels assembled from a disciplined design system rather than improvised on top of HTML.
The polish comes from a system, not from a single heroic animation.

The component tree reinforces that point. The background elements live outside the main content flow, the navigation reacts to scroll state, and the hero section treats the Earth horizon like a masked layer rather than a static image. That is a clean way to build a page that wants the user to feel progression, not just read information.

A Figma-first workflow shows up everywhere

The repo reads like it came from a design system rather than a blank editor. The layout is tightly composed, the UI primitives are broad enough to suggest future surface area, and the visual polish is consistent enough that each section feels planned before it was coded. Even without seeing the original boards, the fidelity suggests a design-to-code mindset.

10x Hackathon Winner (Google GenAI,IIT B,IIT Delhi, BITS Goa) | OSS Contributor (5000+ GitHub) | LeetCode 2250| 4★ CodeChef |3x International Hackathon Winner|

Daksh Jain, Developer and Hackathon Winner · Dash10107 GitHub profile

That bio fits the project's tone. It is ambitious, competitive, and built for presentation. The page mirrors that energy by making the event feel consequential before the reader has even reached the schedule.

Compared with a normal hackathon landing page

DimensionConventional hackathon pageHackcosmic10website
Visual approachFlat flyer with stacked sections and generic event iconsLayered launch sequence with a cosmic stage and depth cues
Motion modelLight hover states and a few decorative transitionsScroll-linked parallax, masked seams, and moving foreground layers
Information hierarchyCopy-first, details-first, utility-firstAtmosphere-first, then details
Emotional tonePractical and promotionalCinematic and aspirational
Build styleSimple section assemblyComponentized motion system with theme control
MemorabilityLow after one scanHigh because the page feels like branded media
Best use caseBasic event announcementEvents that need excitement, identity, and perceived scale

That contrast is the real story. This repo is not trying to be the clearest possible flyer. It is trying to be the most compelling possible entry point, and it uses motion, composition, and layered control to get there without losing structure.