Resolves DR-15 from the directory review: the Notebook Navigator strikethrough no longer sets an explicit text-decoration-thickness (the default renders the same line), permanently clearing the review's CSS baseline warning. Visually identical; no code changes.
Finding-by-finding review record, including the implementability assessment of every remaining advisory: https://github.com/prisant-labs/obsidian-tag-visibility/blob/main/docs/DIRECTORY-REVIEW.md