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
183
cached input
128
output
21223
reasoning
0
total
21406
cost
$0.093
rates
$1.40 in / $4.40 out per 1M tokens (cached in $0.26), captured 29 Jul 2026