aster-atelier

1# Aster Atelier
2 
3Start from `example.html`. It is the full runnable source, with embedded original artwork, styles and JavaScript. Keep its visual composition and functional interactions while adapting the brand and copy to the user's brief. Do not substitute a screenshot or use an unrelated website as source.
4 
5## Visual system
6 
7- Palette: cobalt `#0758bc`, deep night `#083d86`, ivory `#fffaf0`, parchment `#fff6e3`, bronze `#f5cf7c`.
8- System serif typography: Georgia / Times New Roman; system sans and monospace for body and coordinates. No fonts are distributed.
9- Editorial composition: generous side margins, large serif headings, small uppercase coordinates, fine rules and open space.
10- Five chapters: astronomer hero, point-cloud instrument / approach, observatory artwork and services, questions / contact, oversized wordmark footer.
11- The two original illustrations are embedded WebP data URIs. Reuse them directly, preserving aspect and focus; do not fetch the previous inspiration site's resources.
12- The armillary instrument is original Canvas 2D point-cloud code with three-dimensional rotation, drawn procedurally. Preserve its animation visibility gating and DPR cap.
13 
14## Interaction contract
15 
16- Hero CTA scrolls to approach. Navigation has functioning chapter anchors.
17- Navigation and contact use native `dialog`, with close buttons, Escape handling and focus return.
18- Services and FAQ use native `details` / `summary`.
19…