* Animate homepage illustrations with layered starfield and pointer parallax
* Add stylized rotating planet samples and animated hourglass
* Unify homepage universe with complete illustrated 3D models
* Give localized chapter labels room around 3D silhouettes
* Keep chapter labels readable within narrow viewports
* Use readable translated chapter lists through tablet widths
* Preserve original hero artwork with constrained spherical and depth motion
* Keep translated chapter labels clear of original planet silhouettes
* Restore continuous planet motion with chapter-specific illustrated surfaces
* Rebuild every planet with reference-led paint and smooth orbital rings
* Keep planet paint continuous through side views and mip seams
* Render illustrated planets sharply on high-density displays
* Match orbital ring foreground occlusion to the illustrations
* fix(hero): align painted belts and rings with planet spin axes
* fix(hero): keep array purple belts aligned throughout a full turn
* fix(hero): repair central artwork and soften motion feedback
* perf(hero): deliver only baked astronaut and ground artwork
* Share homepage templates and deliver responsive cached assets across locales
* Retain compact original avatar encodings in the shared homepage bundle
* Restore English reading mockups and hide demo video controls
* Unify landing header and universe background at 171717
* Repair planet texture joins while preserving illustrated motifs
* Use shared high-resolution planet maps and defer below-fold homepage media
* Use Q75 for homepage images, planet textures and video posters
* Use the same homepage image sources in all viewport sizes
* Keep homepage navigation visible and recover coupled motion and deferred media
* Reserve desktop space for homepage reading actions
