.lesson-module__kg_XkG__page{overflow-wrap:anywhere}.lesson-module__kg_XkG__page article a{text-underline-offset:3px;text-decoration:underline}.lesson-module__kg_XkG__page :is(a,input,select,button,summary,[tabindex]):focus-visible{outline:3px solid var(--signal-blue);outline-offset:4px}.lesson-module__kg_XkG__intro{max-width:760px;color:var(--text);margin-top:26px;font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.8}.lesson-module__kg_XkG__page article h3{color:var(--rf-navy);margin:30px 0 14px;font-size:1.3rem;line-height:1.35}.lesson-module__kg_XkG__eyebrow{color:var(--ink-soft);font:.7rem/1.6 var(--font-technical),monospace;text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px;display:block}.lesson-module__kg_XkG__note{border-left:3px solid var(--rf-cyan-dark);background:var(--rf-cyan-soft);color:var(--ink-soft);margin:28px 0;padding:20px 24px}.lesson-module__kg_XkG__note p{margin:8px 0 0;font-size:.93rem;line-height:1.75}.lesson-module__kg_XkG__equation{border-block:1px solid var(--border);text-align:center;margin:30px 0;padding:22px 14px}.lesson-module__kg_XkG__equation strong{color:var(--rf-navy);font:1.05rem/1.9 var(--font-technical),monospace;display:block}.lesson-module__kg_XkG__equation>span:not(.rf-math){max-width:620px;color:var(--text);margin:12px auto 0;font-size:.85rem;line-height:1.7;display:block}.lesson-module__kg_XkG__tableWrap{border:1px solid var(--border-strong);background:var(--surface);min-width:0;max-width:100%;margin:26px 0;overflow:auto}.lesson-module__kg_XkG__table{border-collapse:collapse;text-align:left;width:100%;font-size:.86rem;line-height:1.65}.lesson-module__kg_XkG__table caption{text-align:left;color:var(--ink-soft);background:var(--surface-soft);border-bottom:1px solid var(--border-strong);font:.72rem/1.7 var(--font-technical),monospace;padding:14px 16px}.lesson-module__kg_XkG__table :is(th,td){vertical-align:top;border-bottom:1px solid var(--border);overflow-wrap:break-word;min-width:100px;color:var(--ink-soft);padding:13px 16px}.lesson-module__kg_XkG__table thead th{background:var(--surface-soft);color:var(--rf-navy);font-size:.78rem}.lesson-module__kg_XkG__table tbody th{font-weight:600}.lesson-module__kg_XkG__table tbody tr:last-child :is(th,td){border-bottom:0}.lesson-module__kg_XkG__wide{min-width:640px}.lesson-module__kg_XkG__numeric{font-family:var(--font-technical),monospace;font-size:.78rem}.lesson-module__kg_XkG__figure{background:var(--surface);border:1px solid var(--border-strong);min-width:0;max-width:100%;margin:28px 0;padding:20px}.lesson-module__kg_XkG__figure svg{width:100%;max-width:100%;height:auto;display:block}.lesson-module__kg_XkG__figure figcaption{color:var(--text);margin-top:14px;font-size:.84rem;line-height:1.7}.lesson-module__kg_XkG__diagramScroll{min-width:0;max-width:100%;overflow:auto}.lesson-module__kg_XkG__diagramScroll svg{min-width:540px}.lesson-module__kg_XkG__bench{border:1px solid var(--border-strong);border-top:4px solid var(--rf-navy);background:var(--surface);min-width:0;max-width:100%;margin:36px 0;padding:26px}.lesson-module__kg_XkG__page .lesson-module__kg_XkG__bench h3{margin-top:0}.lesson-module__kg_XkG__page .lesson-module__kg_XkG__bench p{margin:14px 0;font-size:.9rem;line-height:1.75}.lesson-module__kg_XkG__page .lesson-module__kg_XkG__bench h4{color:var(--rf-navy);margin:28px 0 14px;font-size:1.1rem}.lesson-module__kg_XkG__guide{border-left:3px solid var(--rf-cyan-dark);background:var(--rf-cyan-soft);margin:22px 0;padding:18px}.lesson-module__kg_XkG__guide ol{margin:0;padding-left:22px}.lesson-module__kg_XkG__guide li{margin-bottom:9px;font-size:.87rem;line-height:1.7}.lesson-module__kg_XkG__controls{min-width:0}.lesson-module__kg_XkG__controls fieldset{border:1px solid var(--border-strong);min-width:0;margin:24px 0;padding:18px}.lesson-module__kg_XkG__controls legend{color:var(--rf-navy);padding:0 8px;font-size:.9rem;font-weight:600}.lesson-module__kg_XkG__fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.lesson-module__kg_XkG__field{min-width:0}.lesson-module__kg_XkG__field label{color:var(--ink-soft);margin-bottom:7px;font-size:.85rem;font-weight:600;line-height:1.6;display:block}.lesson-module__kg_XkG__field small{color:var(--text);margin-top:7px;font-size:.76rem;line-height:1.6;display:block}.lesson-module__kg_XkG__controls :is(input,select){background:var(--surface);width:100%;min-width:0;max-width:100%;min-height:44px;color:var(--ink);font:.86rem/1.5 var(--font-body),sans-serif;border:1px solid #788994;border-radius:3px;padding:10px}.lesson-module__kg_XkG__actions{flex-wrap:wrap;gap:12px;margin:18px 0;display:flex}.lesson-module__kg_XkG__button{border:1px solid var(--rf-navy);background:var(--rf-navy);color:#fff;min-height:44px;font:600 .84rem/1.5 var(--font-body),sans-serif;cursor:pointer;border-radius:3px;padding:10px 14px}.lesson-module__kg_XkG__secondary{background:var(--surface);color:var(--rf-navy)}.lesson-module__kg_XkG__button:disabled{opacity:.55;cursor:default}.lesson-module__kg_XkG__error{color:#9d2632!important}.lesson-module__kg_XkG__errors{color:#79222b;background:#fff5f5;border:2px solid #9d2632;margin:20px 0;padding:18px}.lesson-module__kg_XkG__errors a{padding:6px 0;display:inline-block}.lesson-module__kg_XkG__dirty{color:#63410c;background:#fff6df;border-left:3px solid #96620c;padding:14px 16px}.lesson-module__kg_XkG__status{border:1px solid var(--border-strong);background:var(--surface-soft);color:var(--ink-soft);margin:20px 0;padding:20px}.lesson-module__kg_XkG__status strong{color:var(--rf-navy);font-size:1.25rem;display:block}.lesson-module__kg_XkG__result{min-width:0;max-width:100%}.lesson-module__kg_XkG__metrics{border-block:1px solid var(--border-strong);grid-template-columns:repeat(3,minmax(0,1fr));margin:24px 0;display:grid}.lesson-module__kg_XkG__metrics>div{border-right:1px solid var(--border);min-width:0;padding:16px 12px}.lesson-module__kg_XkG__metrics>div:last-child{border-right:0}.lesson-module__kg_XkG__metrics dt{color:var(--text);font-size:.77rem}.lesson-module__kg_XkG__metrics dd{font:1.05rem/1.6 var(--font-technical),monospace;color:var(--rf-navy);margin:7px 0 0}.lesson-module__kg_XkG__small{color:var(--text);line-height:1.7;font-size:.8rem!important}.lesson-module__kg_XkG__live:empty{display:none}.lesson-module__kg_XkG__details{border-block:1px solid var(--border-strong);margin:24px 0;padding:10px 0}.lesson-module__kg_XkG__details summary{cursor:pointer;min-height:44px;color:var(--rf-navy);padding:10px 0;font-size:.9rem;font-weight:600}.lesson-module__kg_XkG__references{border-top:1px solid var(--border-strong);padding:28px 0}.lesson-module__kg_XkG__references ol{padding-left:22px}.lesson-module__kg_XkG__references li{color:var(--text);margin:18px 0;font-size:.84rem;line-height:1.7}.lesson-module__kg_XkG__handoff{border-top:1px solid var(--border-strong);grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:42px;padding-top:26px;display:grid}.lesson-module__kg_XkG__handoff>*{border:1px solid var(--border);min-width:0;padding:20px}.lesson-module__kg_XkG__handoff p{color:var(--text);margin-top:8px;font-size:.85rem;line-height:1.7}.lesson-module__kg_XkG__pathRow{grid-template-columns:52px minmax(0,1fr) minmax(0,.8fr) 130px}.lesson-module__kg_XkG__pathIdentity{grid-template-columns:minmax(0,1fr)}.lesson-module__kg_XkG__recordSheet{border:1px solid var(--border-strong);background:var(--surface);margin:30px 0;padding:24px}.lesson-module__kg_XkG__recordSheet p{margin-top:12px;font-size:.9rem;line-height:1.7}@media (max-width:900px){.lesson-module__kg_XkG__pathRow{grid-template-columns:44px minmax(0,1fr)}}@media (max-width:620px){.lesson-module__kg_XkG__fields,.lesson-module__kg_XkG__handoff{grid-template-columns:minmax(0,1fr)}.lesson-module__kg_XkG__bench{padding:18px 12px}.lesson-module__kg_XkG__controls fieldset,.lesson-module__kg_XkG__guide,.lesson-module__kg_XkG__figure{padding:14px 10px}.lesson-module__kg_XkG__table :is(th,td){padding:11px}.lesson-module__kg_XkG__note,.lesson-module__kg_XkG__recordSheet{padding:18px}.lesson-module__kg_XkG__metrics{grid-template-columns:minmax(0,1fr)}.lesson-module__kg_XkG__metrics>div{border-right:0;border-bottom:1px solid var(--border)}.lesson-module__kg_XkG__metrics>div:last-child{border:0}}@media print{body:has(.lesson-module__kg_XkG__page){background:#fff}body:has(.lesson-module__kg_XkG__page) .site-header{display:none!important}.lesson-module__kg_XkG__page{color:#111;background:#fff}.lesson-module__kg_XkG__page .site-container{width:100%;max-width:none;margin:0;padding-inline:0}.lesson-module__kg_XkG__page>div{padding-block:20px;display:block}.lesson-module__kg_XkG__page>div>nav,.lesson-module__kg_XkG__controls,.lesson-module__kg_XkG__guide,.lesson-module__kg_XkG__actions,.lesson-module__kg_XkG__live{display:none!important}.lesson-module__kg_XkG__page article{width:100%;max-width:none}.lesson-module__kg_XkG__page article>section{padding-bottom:24px}.lesson-module__kg_XkG__page h1{font-size:28pt}.lesson-module__kg_XkG__page article h2{font-size:19pt}.lesson-module__kg_XkG__page article h3{font-size:13pt}.lesson-module__kg_XkG__page article p,.lesson-module__kg_XkG__page article li{font-size:9pt;line-height:1.55}.lesson-module__kg_XkG__page details>:not(summary){display:block!important}.lesson-module__kg_XkG__page details::details-content{content-visibility:visible;display:block}.lesson-module__kg_XkG__page summary{break-inside:avoid;break-after:avoid}.lesson-module__kg_XkG__page article h2,.lesson-module__kg_XkG__page article h3,.lesson-module__kg_XkG__table caption{break-after:avoid}.lesson-module__kg_XkG__table{font-size:8pt;line-height:1.5}.lesson-module__kg_XkG__table :is(th,td){overflow-wrap:anywhere;min-width:0;padding:7px}.lesson-module__kg_XkG__table tbody th{min-width:25mm}.lesson-module__kg_XkG__table tr,.lesson-module__kg_XkG__figure,.lesson-module__kg_XkG__equation,.lesson-module__kg_XkG__note,.lesson-module__kg_XkG__metrics,.lesson-module__kg_XkG__handoff{break-inside:avoid}.lesson-module__kg_XkG__tableWrap,.lesson-module__kg_XkG__diagramScroll{overflow:visible}.lesson-module__kg_XkG__wide,.lesson-module__kg_XkG__diagramScroll svg{min-width:0}.lesson-module__kg_XkG__numeric{font-size:7pt}.lesson-module__kg_XkG__bench{padding:12px}.lesson-module__kg_XkG__recordSheet{break-before:page;break-inside:avoid;padding:14px}.lesson-module__kg_XkG__recordSheet p{font-size:8.5pt}}