* simurg/core/brand.py: single source of the mark geometry, colours, favicon
and the report header band (scripts/brand now load it from there).
* HTML reports (QC report, compare dashboard, methylation QC): offline SVG
favicon, indigo header band with the mark, version and a sha256 of the data
shown; Noto Sans font stack; methylation plots in Okabe-Ito colours.
* README banner, guide logo, brand/blog links; branding brief updated to the
final identity; Noto (OFL) and Okabe-Ito entries in THIRD_PARTY_NOTICES;
CHANGELOG (Unreleased).
Unit tests + P5 QC oracle: 285 passed; ruff and mypy clean.
kemal
bda36b09dc