Cookies & Local Storage

Last updated 29 September 2026

Cookies: none. The site's own code does not set any cookies.
Local storage: one item, and only if you use the light/dark switch.
Session storage, IndexedDB: none.

What is stored

Name	Type	What it holds	When	How long
`jp-theme`	Local storage	Your chosen colour mode: `light` or `dark`. Nothing else.	Only after you click the light/dark switch. Until then nothing is stored, and the site follows your device's setting.	Stays in your browser until you clear this site's data. It is never sent to a server.

What is not used

No analytics cookies, advertising cookies, marketing cookies, tracking pixels or session-replay tools. Because the site sets no cookies, there is no cookie banner.

Removing it

To remove the saved theme, clear this site's data in your browser's settings (often under "Cookies and site data"). The site will go back to following your device's light or dark setting.