:root{--tb-paper:#f4f0e8;--tb-paper-deep:#e8e0d2;--tb-white:#fffdf8;--tb-ink:#1f2528;--tb-ink-soft:#3f494c;--tb-archive-gray:#667174;--tb-graphite:#172023;--tb-amber:#b7792a;--tb-amber-light:#d8ab63;--tb-stamp-red:#a33b32;--tb-line:#d8d0c3;--tb-line-dark:#948b7e;--tb-soft-panel:#eae4d9;--tb-font-display:"Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;--tb-font-body:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--tb-font-ui:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--tb-font-meta:"Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;--tb-step--1:clamp(.76rem, .72rem + .12vw, .84rem);--tb-step-0:clamp(1rem, .96rem + .15vw, 1.08rem);--tb-step-1:clamp(1.2rem, 1.08rem + .5vw, 1.5rem);--tb-step-2:clamp(1.65rem, 1.35rem + 1.1vw, 2.35rem);--tb-step-3:clamp(2.2rem, 1.55rem + 2.5vw, 4rem);--tb-step-4:clamp(3rem, 1.8rem + 4.8vw, 6.6rem);--tb-space-xs:clamp(.5rem, .4rem + .3vw, .75rem);--tb-space-sm:clamp(1rem, .85rem + .5vw, 1.4rem);--tb-space-md:clamp(1.75rem, 1.25rem + 1.5vw, 3rem);--tb-space-lg:clamp(3.5rem, 2.2rem + 4vw, 7rem);--tb-space-xl:clamp(5rem, 3rem + 7vw, 10rem);--tb-content:760px;--tb-wide:1180px;--tb-radius:2px;--tb-transition:160ms ease;--tb-shadow:0 24px 70px rgb(23 32 35 / 14%);--tb-shadow-small:0 12px 30px rgb(23 32 35 / 8%)}