html[data-topic-appearance=monochrome]{--mono-background:#000;--mono-surface:#191919;--mono-control:#303030;--mono-text:#f5f5f5;--mono-border:#858585;--heading:var(--mono-text);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:var(--mono-background);color:var(--mono-text)}[data-topic-appearance=monochrome] body{background:var(--mono-background)}[data-topic-appearance=monochrome] :where(*):not(.school-corridor,.school-corridor *,svg,svg *,figure *,canvas,img,video,.katex,.katex *,[data-topic-visual],[data-topic-visual] *,[role=img],[role=img] *){color:var(--mono-text)!important;border-color:var(--mono-border)!important;box-shadow:none!important;text-shadow:none!important;background-color:#0000!important;background-image:none!important}[data-topic-appearance=monochrome] :is(.site-header,.site-footer,.site-storage-notice,.site-skip-link,dialog,[role=dialog],[class^=bg-],[class*=\ bg-]):not(.school-corridor,.school-corridor *,svg,svg *,figure *,canvas,img,video,.katex,.katex *,[data-topic-visual],[data-topic-visual] *,[role=img],[role=img] *){background-color:var(--mono-surface)!important}[data-topic-appearance=monochrome] :is(button,input,textarea,select,a[class^=bg-],a[class*=\ bg-]):not(.school-corridor *,.book-paper,[data-topic-visual] *,[role=img] *){background-color:var(--mono-control)!important}[data-topic-appearance=monochrome] :is(input,textarea)::placeholder{color:#bcbcbc;opacity:1}[data-topic-appearance=monochrome] :focus-visible{outline-offset:3px;outline:2px solid #fff!important}[data-topic-appearance=monochrome] figcaption,[data-topic-appearance=monochrome] figcaption *{color:var(--mono-text)!important;background-color:var(--mono-surface)!important}[data-topic-appearance=monochrome] :is(button[aria-pressed=true],a[aria-current=page]){outline:1px solid var(--mono-border);outline-offset:-1px;background-color:var(--mono-control)!important}[data-topic-appearance=monochrome] a:hover{text-decoration:underline}[data-topic-appearance=monochrome] [role=progressbar]{background-color:var(--mono-control)!important}[data-topic-appearance=monochrome] [role=progressbar]>div,[data-topic-appearance=monochrome] .topic-appearance-thumb{background-color:var(--mono-text)!important}[data-topic-appearance=monochrome] .topic-appearance-track{border-color:var(--mono-text)!important}[data-topic-appearance=monochrome] button:is([class*=border-emerald-5],[class*=border-rose-5],[class*=border-green-5],[class*=border-red-5]){border-width:2px;font-weight:600;border-color:var(--mono-text)!important}html[data-topic-appearance=monochrome] .katex,html[data-topic-appearance=monochrome] .katex *{color:var(--mono-text)!important;background-color:#0000!important}[data-topic-appearance=monochrome] .katex :is(.frac-line,.sqrt-line,.overline-line,.underline-line){border-color:currentColor!important}
.topic-paper{--lesson-ink:#533b27;--lesson-muted:#6a5846;--lesson-rule:#c4ac8a;--lesson-wash:#eee0c8;--heading:var(--lesson-ink);color:#30291f;background:#eee7dc;padding-block:clamp(1rem,3vw,2rem)}.topic-paper-page{background-color:#fbf6eb;background-image:linear-gradient(90deg,#b58f5217,#0000 1.2rem calc(100% - 1.2rem),#b58f520e),repeating-linear-gradient(0deg,#0000 0 4px,#ac895305 4px 5px);border:1px solid #ddcbb0;border-radius:.2rem;max-width:min(54rem,100% - 2rem);padding-inline:clamp(1.2rem,5vw,3.5rem);box-shadow:0 8px 26px #5d452117}.topic-paper-page :is(h1,h2){letter-spacing:-.025em;font-family:Georgia,Times New Roman,serif}.topic-paper-page>h1{overflow-wrap:anywhere;text-wrap:balance;max-width:28ch;font-size:clamp(2rem,4.5vw,3.15rem);line-height:1.12}.topic-paper-page>p:not(.uppercase){max-width:62ch;color:var(--lesson-muted);font-family:Georgia,Times New Roman,serif;line-height:1.65}.topic-paper .topic-contents{border-block:1px solid var(--lesson-rule);background-color:#f2e7d4;padding:clamp(1rem,3vw,1.5rem)}.topic-paper .topic-contents ol{color:var(--lesson-muted)}.topic-paper .topic-contents li{break-inside:avoid}.topic-paper :is(.topic-contents a,.topic-lesson-navigation a,.topic-lesson-navigation a span){color:var(--lesson-muted)}.topic-paper :is(.topic-contents a,.topic-lesson-navigation a):hover,.topic-paper .topic-lesson-navigation a:hover span{color:var(--lesson-ink)}.topic-paper-page>[role=group]{border:1px solid var(--lesson-rule);background-color:#f0e5d2}.topic-paper-page>[role=group] button{color:var(--lesson-ink)}.topic-paper-page>[role=group] button:hover{background-color:var(--lesson-wash)}.topic-paper-page>[role=group] button[aria-pressed=true]{background-color:#fffaf0}.topic-paper-page>div:not([data-topic-content])>a{color:var(--lesson-ink);background-color:#f8eedb;border:1px solid #a3845d}.topic-paper-page>div:not([data-topic-content])>a:hover{background-color:var(--lesson-wash)}.topic-paper-page>[data-topic-content]{border-block-start:1px solid var(--lesson-rule);min-width:0;margin-block-start:2rem;padding-block-start:1.5rem}.topic-paper-page>[data-topic-content]>:first-child{margin-block-start:0}.topic-paper [data-section-number]{color:#795e42}.topic-paper .topic-lesson-navigation{border-color:var(--lesson-rule)}.topic-paper .topic-reading-fill{background-color:#94704b}.topic-paper .topic-reading-value{border-color:var(--lesson-rule);color:var(--lesson-ink);background-color:#fbf6eb}.topic-paper :focus-visible{outline-offset:3px;outline:2px solid #795e42}@media (min-width:640px){.topic-paper .topic-contents ol{columns:2;column-gap:2rem}}
