HindiType design and font notices

Interface reference: Monkeytype (https://monkeytype.com/) and its repository
https://github.com/monkeytypegame/monkeytype (GPL-3.0).
HindiType's layout and interaction code are independently implemented. No
Monkeytype source code, logos, word lists, fonts or sound recordings are copied.
Optional key sounds are synthesized locally with Web Audio.

Fonts are self-hosted, unmodified variable fonts from the Google Fonts repository:
https://github.com/google/fonts/tree/main/ofl/geist
https://github.com/google/fonts/tree/main/ofl/geistmono
https://github.com/google/fonts/tree/main/ofl/notosansdevanagari
Their individual copyright and SIL Open Font License texts ship in /fonts/.

Hind Regular and Hind Medium are distributed under the SIL Open Font License.
The font files and license are sourced from the official Google Fonts repository:
https://github.com/google/fonts/tree/main/ofl/hind

Interface icons are selected from Phosphor Icons and bundled as inline SVG.
Phosphor Icons is MIT licensed; see /PHOSPHOR-LICENSE.txt.
https://phosphoricons.com/

Kruti Dev 010 text is decoded using SIL's mapping; Hindi previews use Noto Sans
Devanagari. No proprietary Kruti Dev font is bundled. Mapping: /SIL-MIT-LICENSE.txt
Language dataset notices: /ThirdPartyNotices.txt

Design research: https://www.nngroup.com/articles/aesthetic-minimalist-design/
and https://www.nngroup.com/articles/visual-hierarchy-ux-definition/
Applied principles: task priority, limited type scale, consistent spacing,
visible controls, and removal of decorative elements unrelated to typing.