Respond with a single complete, self-contained HTML document and nothing else. No markdown fences, no explanation. Inline all CSS and JavaScript. Do not reference any external resource — no CDN scripts, no external stylesheets, no remote fonts or images. The document must render correctly offline.
tokens and cost
input
178
cached input
128
output
6709
reasoning
3596
total
6887
cost
$0.0059
rates
$0.435 in / $0.87 out per 1M tokens (cached in $0.004), captured 29 Jul 2026