THESIS: A mature, bookish library shaped by the user's cream and olive reference and adult audience. OWN-WORLD: Ivory paper, olive clothbound books, restrained scholarly instruments, mentor initials and native subject icons, Fraunces headings and Geist controls. STORY: Browse a book, meet its mentor, read and verify cited answers. FIRST VIEWPORT: Quiet navigation, library search and tabs, a compact figure-free study still life, then returning books, subjects and featured titles. FORM: User-pinned cream and olive reference with adult figure-free editorial imagery; seed 13cedcc9, Operate, academic object folio. FINISH: unreviewed and undocumented is unfinished; this build ends with the finish review, the verdict, and DESIGN.md