.lesson-module__oK0OxW__page{background:var(--background);color:var(--text)}.lesson-module__oK0OxW__layout{align-items:start}.lesson-module__oK0OxW__article{min-width:0;max-width:var(--content-width)}.lesson-module__oK0OxW__intro{max-width:760px;color:var(--ink-soft);margin-top:26px;font-size:1.2rem;line-height:1.8}.lesson-module__oK0OxW__article :is(p,li,td,th,dd,a,summary,code){overflow-wrap:anywhere}.lesson-module__oK0OxW__article a{text-underline-offset:3px;text-decoration:underline}.lesson-module__oK0OxW__article h3{color:var(--rf-navy);margin:30px 0 16px;font-size:1.4rem;line-height:1.4}.lesson-module__oK0OxW__article h4{color:var(--rf-navy);margin:26px 0 14px;font-size:1.1rem;line-height:1.5}.lesson-module__oK0OxW__article p+p{margin-top:18px}.lesson-module__oK0OxW__update,.lesson-module__oK0OxW__example{border-left:3px solid var(--rf-navy);margin:28px 0;padding:20px 24px;font-size:1rem;line-height:1.8}.lesson-module__oK0OxW__update strong{color:var(--rf-navy);font-size:.875rem;display:block}.lesson-module__oK0OxW__example{border-color:var(--signal-blue);background:var(--surface)}.lesson-module__oK0OxW__example h3{margin:0 0 12px;font-size:1.15rem}.lesson-module__oK0OxW__tableScroll{overscroll-behavior-x:contain;border:1px solid var(--border-strong);background:var(--surface);min-width:0;max-width:100%;margin:24px 0;overflow-x:auto}.lesson-module__oK0OxW__table{table-layout:fixed;border-collapse:collapse;width:100%;min-width:680px;font-size:.875rem;line-height:1.7}.lesson-module__oK0OxW__table caption{text-align:left;background:var(--surface-soft);color:var(--rf-navy);padding:16px;font-weight:600}.lesson-module__oK0OxW__table :is(th,td){text-align:left;vertical-align:top;border-bottom:1px solid var(--border);padding:13px}.lesson-module__oK0OxW__table th{color:var(--rf-navy);font-weight:600}.lesson-module__oK0OxW__table small{margin-top:8px;font-size:.8125rem;display:block}.lesson-module__oK0OxW__status{color:var(--rf-navy);border-left:3px solid var(--signal-blue);padding-left:8px;font-weight:650;display:block}.lesson-module__oK0OxW__status[data-status=failed]{border-left:4px double var(--rf-navy)}.lesson-module__oK0OxW__status[data-status=indeterminate]{border-left-style:dashed;border-color:var(--ink-soft)}.lesson-module__oK0OxW__status[data-status=uncovered]{border-left-style:dotted;border-color:var(--ink-soft)}.lesson-module__oK0OxW__figure{margin:24px 0}.lesson-module__oK0OxW__figure figcaption{margin-top:12px;font-size:.875rem;line-height:1.7}.lesson-module__oK0OxW__diagramScroll{overscroll-behavior-x:contain;min-width:0;max-width:100%;overflow-x:auto}.lesson-module__oK0OxW__figure svg{width:100%;max-width:580px;height:auto;display:block}.lesson-module__oK0OxW__figure text{font-family:var(--font-technical),monospace}.lesson-module__oK0OxW__bench{border:1px solid var(--border-strong);background:var(--surface);min-width:0;max-width:100%;margin:32px 0}.lesson-module__oK0OxW__benchHeader,.lesson-module__oK0OxW__controls,.lesson-module__oK0OxW__results,.lesson-module__oK0OxW__comparison{min-width:0;padding:24px}.lesson-module__oK0OxW__benchHeader{background:var(--surface-soft);border-bottom:1px solid var(--border)}.lesson-module__oK0OxW__benchHeader h3{margin:8px 0 12px}.lesson-module__oK0OxW__bench p,.lesson-module__oK0OxW__bench li{font-size:.875rem;line-height:1.8}.lesson-module__oK0OxW__meta{font:.75rem/1.7 var(--font-technical),monospace;overflow-wrap:anywhere;color:var(--rf-navy)}.lesson-module__oK0OxW__controls{border-bottom:1px solid var(--border)}.lesson-module__oK0OxW__controls:has(>fieldset:disabled){display:none}.lesson-module__oK0OxW__controls fieldset{border:1px solid var(--border-strong);min-width:0;margin:20px 0;padding:16px}.lesson-module__oK0OxW__controls>fieldset{border:0;margin:0;padding:0}.lesson-module__oK0OxW__controls legend{color:var(--rf-navy);white-space:normal;max-width:100%;padding:0 6px;font-size:.875rem;font-weight:650}.lesson-module__oK0OxW__controls>fieldset>legend{margin-bottom:16px;padding:0}.lesson-module__oK0OxW__controls small{font-size:.8125rem;line-height:1.65}.lesson-module__oK0OxW__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.lesson-module__oK0OxW__field{min-width:0}.lesson-module__oK0OxW__field label{color:var(--rf-navy);margin-bottom:7px;font-size:.875rem;font-weight:600;line-height:1.6;display:block}.lesson-module__oK0OxW__field :is(input,select){border:1px solid var(--ink-soft);background:var(--surface);width:100%;min-width:0;min-height:44px;color:var(--ink);border-radius:3px;padding:10px;font-size:.875rem}.lesson-module__oK0OxW__field small{margin-top:6px;display:block}.lesson-module__oK0OxW__field [aria-invalid=true]{border:2px solid var(--rf-navy)}.lesson-module__oK0OxW__buttons{flex-wrap:wrap;align-content:flex-start;align-items:flex-start;gap:12px;margin-top:20px;display:flex}.lesson-module__oK0OxW__buttons button{border:1px solid var(--rf-navy);background:var(--rf-navy);min-height:44px;color:var(--surface);cursor:pointer;border-radius:3px;padding:10px 16px;font-size:.875rem;font-weight:600}.lesson-module__oK0OxW__buttons button+button{background:var(--surface);color:var(--rf-navy)}.lesson-module__oK0OxW__checks{gap:10px;margin:16px 0;display:grid}.lesson-module__oK0OxW__checks label{min-height:44px;color:var(--rf-navy);align-items:center;gap:12px;font-size:.875rem;display:flex}.lesson-module__oK0OxW__checks input{width:20px;height:20px;accent-color:var(--rf-navy);flex-shrink:0}.lesson-module__oK0OxW__notice,.lesson-module__oK0OxW__errors{border:1px solid var(--border-strong);background:var(--surface-soft);margin:20px 0;padding:16px;font-size:.875rem;line-height:1.75}.lesson-module__oK0OxW__errors{border:2px solid var(--rf-navy)}.lesson-module__oK0OxW__notice strong,.lesson-module__oK0OxW__errors strong{color:var(--rf-navy);display:block}.lesson-module__oK0OxW__errors ul{padding-left:20px}.lesson-module__oK0OxW__errors p{margin-top:10px}.lesson-module__oK0OxW__details{border-block:1px solid var(--border-strong);margin:24px 0}.lesson-module__oK0OxW__details summary{min-height:44px;color:var(--rf-navy);cursor:pointer;padding:16px 0;font-size:.875rem;font-weight:600;line-height:1.7}.lesson-module__oK0OxW__details dl{margin:0 0 20px;font-size:.875rem;line-height:1.7}.lesson-module__oK0OxW__details dl>div{border-top:1px solid var(--border);padding:12px 0}.lesson-module__oK0OxW__details dt{color:var(--rf-navy);font-weight:600}.lesson-module__oK0OxW__details dd{margin:6px 0 0}.lesson-module__oK0OxW__details p{margin:12px 0;font-size:.875rem}.lesson-module__oK0OxW__details ul,.lesson-module__oK0OxW__details ol{padding-left:22px}.lesson-module__oK0OxW__bundle{border-top:1px solid var(--border);margin:12px 0}.lesson-module__oK0OxW__counts{background:var(--border);border:1px solid var(--border);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin:18px 0;display:grid}.lesson-module__oK0OxW__counts>div{background:var(--surface-soft);min-width:0;padding:16px 12px}.lesson-module__oK0OxW__counts strong{font:1.8rem/1.3 var(--font-technical),monospace;color:var(--rf-navy);display:block}.lesson-module__oK0OxW__counts span{overflow-wrap:anywhere;font-size:.875rem}.lesson-module__oK0OxW__reasons{margin:16px 0;padding-left:22px}.lesson-module__oK0OxW__reasons li{margin:12px 0}.lesson-module__oK0OxW__reasons strong{color:var(--rf-navy)}.lesson-module__oK0OxW__reasons small{margin-top:6px;font-size:.8125rem;display:block}.lesson-module__oK0OxW__draft,.lesson-module__oK0OxW__synthesis{border:2px solid var(--rf-navy);margin:28px 0;padding:24px;line-height:1.8}.lesson-module__oK0OxW__draft h4,.lesson-module__oK0OxW__synthesis h3{margin-top:0}.lesson-module__oK0OxW__steps{margin:24px 0;padding-left:24px;line-height:1.8}.lesson-module__oK0OxW__steps li{margin:12px 0}.lesson-module__oK0OxW__sources{border-top:1px solid var(--border-strong);margin-top:32px;padding-top:28px}.lesson-module__oK0OxW__sources h2{font-size:2rem}.lesson-module__oK0OxW__sources ol{padding-left:22px}.lesson-module__oK0OxW__sources li{margin:18px 0;font-size:.875rem;line-height:1.8}.lesson-module__oK0OxW__handoff{border-top:1px solid var(--border-strong);grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:36px;padding-top:24px;display:grid}.lesson-module__oK0OxW__handoff span{font:.75rem/1.7 var(--font-technical),monospace;color:var(--rf-navy);margin-bottom:10px;display:block}.lesson-module__oK0OxW__handoff p{margin-top:10px;font-size:.875rem;line-height:1.8}.lesson-module__oK0OxW__page :is(a,button,input,select,summary,[tabindex]):focus-visible{outline:3px solid var(--signal-blue);outline-offset:3px}.lesson-module__oK0OxW__srOnly{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:1120px){.lesson-module__oK0OxW__layout{max-width:808px;margin-inline:auto}}@media (max-width:700px){.lesson-module__oK0OxW__grid,.lesson-module__oK0OxW__handoff{grid-template-columns:1fr}.lesson-module__oK0OxW__benchHeader,.lesson-module__oK0OxW__controls,.lesson-module__oK0OxW__results,.lesson-module__oK0OxW__comparison,.lesson-module__oK0OxW__synthesis,.lesson-module__oK0OxW__draft,.lesson-module__oK0OxW__example,.lesson-module__oK0OxW__update{padding:18px}.lesson-module__oK0OxW__controls fieldset{padding:12px}.lesson-module__oK0OxW__controls>fieldset{padding:0}.lesson-module__oK0OxW__counts{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (prefers-reduced-motion:reduce){.lesson-module__oK0OxW__page{scroll-behavior:auto}}@media print{.lesson-module__oK0OxW__page{color:#222;background:#fff}.lesson-module__oK0OxW__page aside,.lesson-module__oK0OxW__controls,.lesson-module__oK0OxW__buttons,.lesson-module__oK0OxW__errors,.lesson-module__oK0OxW__srOnly{display:none!important}body:has(.lesson-module__oK0OxW__page)>header{display:none!important}.lesson-module__oK0OxW__layout{max-width:none;padding:0!important;display:block!important}.lesson-module__oK0OxW__article{width:100%;max-width:none}.lesson-module__oK0OxW__page .site-container{width:100%;max-width:none;padding-inline:0}.lesson-module__oK0OxW__page>section{padding-block:24px}.lesson-module__oK0OxW__page details::details-content{content-visibility:visible!important;display:block!important}.lesson-module__oK0OxW__page details>:not(summary){display:block!important}.lesson-module__oK0OxW__page :is(h2,h3,h4,summary),.lesson-module__oK0OxW__table caption{break-after:avoid}.lesson-module__oK0OxW__tableScroll,.lesson-module__oK0OxW__diagramScroll{overflow:visible}.lesson-module__oK0OxW__table{table-layout:fixed;min-width:0;font-size:8pt}.lesson-module__oK0OxW__table :is(th,td){padding:6px}.lesson-module__oK0OxW__table small{font-size:8pt}.lesson-module__oK0OxW__table tr,.lesson-module__oK0OxW__figure,.lesson-module__oK0OxW__update,.lesson-module__oK0OxW__example,.lesson-module__oK0OxW__sources li,.lesson-module__oK0OxW__benchHeader,.lesson-module__oK0OxW__notice{break-inside:avoid}.lesson-module__oK0OxW__figure svg{min-width:0}.lesson-module__oK0OxW__details dl{font-size:9pt}.lesson-module__oK0OxW__details dl>div{break-inside:avoid;padding:5px 0}.lesson-module__oK0OxW__details dt{font-size:9pt}.lesson-module__oK0OxW__details dd{margin:0}.lesson-module__oK0OxW__details summary{font-size:10pt}.lesson-module__oK0OxW__page :is(p,li,dd,a){color:#222}.lesson-module__oK0OxW__bench{border:0}.lesson-module__oK0OxW__results{padding:12px 0}.lesson-module__oK0OxW__draft,.lesson-module__oK0OxW__synthesis{padding:12px}.lesson-module__oK0OxW__page section[aria-labelledby$=-checkpoint] li{break-inside:avoid}.lesson-module__oK0OxW__page section[aria-labelledby$=-checkpoint]>div{break-inside:avoid;break-after:avoid}.lesson-module__oK0OxW__article>section>span:first-child{break-after:avoid}.lesson-module__oK0OxW__counts{grid-template-columns:repeat(4,minmax(0,1fr))}}