Records why the brand teal is --primary rather than --accent, why @font-face cannot live in the bundled stylesheet (measured: 70 KB -> 303 KB of render-blocking bytes, and unicode-range subsetting defeated), why the theme preference is not in the dataset, and the carry-meter regression that earned the undefined-token guard. Co-Authored-By: Claude Opus 5 (1M context) <[email protected]>