1 — light site, project name, extra links, three languages
cocode.dk
The site's own page. The frame never touches it.
Lavet af Babak
2 — dark site (Battleship), its own accent
cocode.dk
A naval terminal, untouched. The frame reads light on top of it.
Lavet af Babak
3 — Persian, right to left
cocode.dk
صفحهٔ خود سایت.
ساختهٔ بابک
4 — no project name, no repo
cocode.dk
The minimum a site can pass.
Lavet af Babak
5 — hostile CSS: the site styles a, nav, div aggressively
cocode.dk
If the frame above still looks right, the shadow root is doing its job.