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figcaption{font-family:var(--font-label);font-size:var(--text-2xs);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-muted);text-align:center}.split-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-md)}@media(min-width:44rem){.split-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.blank-slot{display:inline-block;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-accent);border-bottom:var(--rule-fine) solid var(--color-accent);padding-inline:var(--space-xs);margin-inline:var(--space-3xs)}.checklist{list-style:none!important;margin:0;padding:0!important;max-width:100%!important;display:flex;flex-direction:column;gap:var(--space-sm)}.checklist__item{border:var(--rule-card) solid var(--color-rule);border-radius:var(--radius-card);background-color:var(--color-paper-2);transition:border-color var(--dur-fast) var(--ease-soft),background-color var(--dur-fast) var(--ease-soft)}.checklist__label{display:flex;align-items:flex-start;gap:var(--space-md);padding:var(--space-md) var(--space-lg);cursor:pointer;color:var(--color-ink-2)}.checklist__input{appearance:none;width:18px;height:18px;margin-block-start:3px;flex-shrink:0;border:var(--rule-fine) solid var(--color-rule-2);border-radius:var(--space-2xs);background-color:var(--color-paper);display:grid;place-content:center;cursor:pointer}.checklist__input:before{content:"";width:10px;height:10px;border-radius:2px;background-color:var(--color-accent);transform:scale(0);transition:transform var(--dur-fast) var(--ease-soft)}.checklist__input:checked:before{transform:scale(1)}.checklist__item:has(.checklist__input:checked){border-color:var(--color-accent);background:radial-gradient(90% 90% at 0% 50%,var(--color-card-emit-hover) 0%,transparent 75%),var(--color-paper-2)}.checklist__item:has(.checklist__input:checked) .checklist__text{color:var(--color-ink)}.self-check{border:var(--rule-card) solid var(--color-rule);border-radius:var(--radius-card);background-color:var(--color-paper-2);overflow:hidden}.self-check summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);padding:var(--space-md) var(--space-lg);cursor:pointer;color:var(--color-ink);font-weight:500}.self-check summary::-webkit-details-marker{display:none}.self-check summary:after{content:"+";font-family:var(--font-mono);font-size:var(--text-md);color:var(--color-accent);flex-shrink:0;transition:transform var(--dur-fast) var(--ease-soft)}.self-check[open] summary:after{transform:rotate(45deg)}.self-check::details-content{block-size:0;overflow:hidden;transition:block-size var(--dur-slow) var(--ease-soft),content-visibility var(--dur-slow) var(--ease-soft) allow-discrete}.self-check[open]::details-content{block-size:auto}.self-check__body{padding:0 var(--space-lg) var(--space-lg);border-top:var(--rule-hair) solid var(--color-rule);padding-block-start:var(--space-md);display:flex;flex-direction:column;gap:var(--space-sm)}.syllabus-list{display:flex;flex-direction:column;gap:var(--space-md)}.syllabus-row{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-md);align-items:baseline;text-decoration:none;color:inherit}@media(min-width:48rem){.syllabus-row{grid-template-columns:80px minmax(0,1.3fr) minmax(0,1fr) auto;gap:var(--space-lg)}}.lesson-pager{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-md);padding-block-start:var(--space-xl);border-top:var(--rule-fine) solid var(--color-rule)}@media(min-width:40rem){.lesson-pager{grid-template-columns:repeat(2,minmax(0,1fr))}}.foot-stmt{max-width:var(--page-max);margin-inline:auto;padding:var(--space-2xl) var(--page-gutter) var(--space-xl);display:grid;gap:var(--space-lg);border-top:var(--rule-fine) solid var(--color-rule)}.foot-stmt__line{font-family:var(--font-display);font-size:clamp(1.75rem,4.5vw,3rem);line-height:var(--lh-tight);letter-spacing:var(--tracking-display);color:var(--color-ink);max-width:28ch;margin:0}.foot-stmt__meta{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:var(--space-sm);padding-block-start:var(--space-sm);border-top:var(--rule-hair) solid var(--color-rule)}@media(pointer:coarse){.cta-pill,.cta-outline,.sidebar__link,.toc__link,.self-check summary{min-height:44px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}