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(width>=780px){.bench-sketch{height:230px;margin-top:0}}.dowel-sketch{gap:var(--sp-2);height:62px;padding-top:var(--sp-5);align-items:flex-end;margin-top:auto;display:flex}.dowel-sketch i{border-radius:var(--r-pill);background:var(--c-forest);width:30%;height:18px;display:block}.dowel-sketch i:nth-child(2){height:28px}.dowel-sketch i:nth-child(3){height:38px}.disc-stack{pointer-events:none;width:96px;height:70px;position:absolute;bottom:-34px;right:22px}.disc-stack i{border:9px solid color-mix(in srgb, var(--c-panel) 78%, transparent);width:64px;height:64px;box-shadow:inset 0 0 0 2px color-mix(in srgb, var(--c-forest) 18%, transparent);border-radius:50%;display:block;position:absolute}.disc-stack i:first-child{right:0}.disc-stack i:nth-child(2){right:18px}.disc-stack i:nth-child(3){right:36px}.track-sketch{gap:var(--sp-1);padding-top:var(--sp-5);grid-template-columns:1fr 1.35fr .7fr 1fr;margin-top:auto;display:grid}.track-sketch i{background:var(--c-forest);border-radius:var(--r-pill);height:12px;display:block}.birdhouse{background:var(--c-forest);clip-path:polygon(50% 0,100% 36%,100% 100%,0 100%,0 36%);pointer-events:none;border-radius:6px 6px 16px 16px;width:92px;height:84px;position:absolute;bottom:-28px;right:24px}.birdhouse:after{content:"";background:var(--c-sun);border-radius:50%;width:22px;height:22px;position:absolute;top:35px;left:35px}.saw-line{border:26px solid color-mix(in srgb, var(--c-sun) 76%, transparent);pointer-events:none;border-radius:50%;width:170px;height:170px;position:absolute;bottom:-100px;right:0}.saw-line:after{content:"";border:2px dashed var(--c-canvas);border-radius:50%;position:absolute;inset:19px}.guide-feature{background:var(--c-sage);border-radius:var(--r-lg);flex-direction:column;display:flex;overflow:hidden}.guide-art{background:var(--c-forest);min-height:240px;position:relative;overflow:hidden}.grain{border:2px solid color-mix(in srgb, var(--c-sun) 45%, 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0;color:var(--c-clay-ink);font-family:var(--font-display);font-weight:700;font-size:var(--fs-label);letter-spacing:var(--track-label);text-transform:uppercase;border-bottom:0;justify-content:flex-end;align-items:center;display:flex}@media (width>=880px){.guide-index{column-gap:var(--sp-6);grid-template-columns:260px 1fr;display:grid}.guide-index>.section-label{padding-top:var(--sp-3);grid-row:1/8}.guide-index>a{gap:var(--sp-5);grid-template-columns:1fr minmax(230px,.65fr);align-items:baseline;display:grid}}.independence{gap:var(--sp-6);width:100%;max-width:var(--w-content);padding:var(--sp-6);border-radius:var(--r-lg);background:var(--c-canvas-deep);margin:0 auto;display:grid}.independence .section-label{color:var(--c-graphite);margin-bottom:var(--sp-3)}.independence h2{font-stretch:var(--stretch-hero);font-size:clamp(1.9rem,1.3rem + 2.6vw,3.6rem);font-weight:900;line-height:.98}.independence-note{color:var(--c-sage-ink);align-self:center}.independence-note p{max-width:60ch}.independence-note p+p{margin-top:var(--sp-4)}@media (width>=880px){.independence{gap:var(--sp-8);padding:var(--sp-8);grid-template-columns:minmax(0,.8fr) minmax(0,1fr)}}.ledger{border-top:var(--hairline);width:100%}.ledger caption{text-align:left;padding-block:var(--sp-3)}.ledger th,.ledger td{padding:var(--sp-3);border-bottom:var(--hairline);vertical-align:top;text-align:left;font-weight:400}.ledger thead th{font-family:var(--font-display);font-weight:700;font-stretch:100%;font-size:var(--fs-small);color:var(--c-graphite);border-bottom:2px solid var(--c-line);white-space:nowrap}.ledger 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tr{border-bottom:var(--hairline);padding-block:var(--sp-3);display:block}.ledger--stack th,.ledger--stack td{padding:var(--sp-1) 0;border-bottom:0;display:block}}.tool-stack{gap:var(--sp-4);flex-direction:column;max-width:none;padding:0;list-style:none;display:flex}.tool-stack-item{gap:var(--sp-2);padding:var(--sp-6);border-radius:var(--r-md);background:var(--c-panel);box-shadow:var(--shadow-panel);flex-direction:column;display:flex;position:relative}.tool-stack-item:before{content:"";background:var(--accent,var(--c-forest));width:14px;height:14px;margin-bottom:var(--sp-2);border-radius:50%}.tool-stack-link{color:var(--c-ink);font-family:var(--font-display);font-stretch:var(--stretch-display);letter-spacing:-.02em;font-size:clamp(1.5rem,1.25rem + 1.2vw,2.1rem);font-weight:800;line-height:1.05;text-decoration:none}.tool-stack-link:after{content:"";position:absolute;inset:0}.tool-stack-item:has(.tool-stack-link:focus-visible){outline:3px solid 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var(--sp-4);font-family:var(--font-display);font-weight:700;font-size:var(--fs-label);letter-spacing:var(--track-label);text-transform:uppercase;align-items:center;list-style:none;display:flex}.tool-advanced summary::-webkit-details-marker{display:none}.tool-advanced summary:before{content:"";width:8px;height:8px;margin-right:var(--sp-2);border-right:2px solid var(--c-graphite);border-bottom:2px solid var(--c-graphite);display:inline-block;transform:rotate(-45deg)}.tool-advanced[open] summary:before{transform:rotate(45deg)}.tool-advanced summary:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-offset)}.tool-advanced-body{gap:var(--sp-4);padding:var(--sp-3) var(--sp-4) var(--sp-4);border-top:1px solid var(--c-sage);flex-direction:column;display:flex}.field--toggle .field-toggle-row{align-items:center;gap:var(--sp-3);min-height:var(--touch-target);cursor:pointer;font-family:var(--font-ui);font-weight:600;display:flex}.field--toggle input[type=checkbox]{width:var(--sp-5);height:var(--sp-5);accent-color:var(--c-forest);flex:none}.field--toggle input[type=checkbox]:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-offset)}.tool-actions{gap:var(--sp-3);flex-direction:column;display:flex}.tool-status{font-family:var(--font-ui);font-size:var(--fs-small);color:var(--c-sage-ink)}.tool-status:empty{display:none}.error-summary{background:var(--c-panel);border-left:var(--rule-emphasis);border-radius:var(--r-sm);padding:var(--sp-3) var(--sp-4);gap:var(--sp-2);font-family:var(--font-ui);flex-direction:column;display:flex}.error-summary[hidden]{display:none}.error-summary-list{padding-left:var(--sp-5);gap:var(--sp-1);font-size:var(--fs-small);flex-direction:column;display:flex}.result-ticket{background:var(--c-panel);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);padding:var(--sp-6);gap:var(--sp-4);flex-direction:column;display:flex}.result-ticket [data-ticket-body]{gap:var(--sp-4);flex-direction:column;display:flex}.reading-line{align-items:baseline;gap:var(--sp-3);flex-wrap:wrap;display:flex}.datum-reading{font-family:var(--font-mono);font-weight:500;font-size:var(--fs-reading);color:var(--c-ink)}.reading-secondary,.ticket-note{font-family:var(--font-ui);font-size:var(--fs-small);color:var(--c-graphite)}.reading-secondary{font-family:var(--font-mono)}.ticket-why{max-width:var(--w-prose)}.waiting-line{font-family:var(--font-ui);font-weight:600;font-size:var(--fs-subtitle);color:var(--c-clay-ink)}.example-caption{border-top:var(--hairline);padding-top:var(--sp-3)}.result-values{border-top:0}.result-values caption{padding-top:0}.datum-readout svg,.segment-bar svg,.plan-diagram svg,.dimension-figure svg{width:100%;height:auto;display:block}.plan-diagram,.dimension-figure{border-radius:var(--r-sm);background:var(--c-canvas);overflow:hidden}.coordinate-ledger{table-layout:fixed}.coordinate-section>.eyebrow{margin-bottom:var(--sp-2)}.coordinate-ledger th:first-child{width:8rem}.coordinate-list{font-family:var(--font-mono);font-size:var(--fs-small);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}@media (prefers-reduced-motion:no-preference){.datum-pointer{transition:transform var(--t-reading) ease-out}}.grit-ladder{border-top:var(--hairline);max-width:none;margin:0;padding:0;list-style:none}.grit-step{align-items:baseline;gap:var(--sp-2) var(--sp-4);padding:var(--sp-3) 0;border-bottom:var(--hairline);flex-wrap:wrap;display:flex}.grit-grit{font-family:var(--font-mono);font-weight:500;font-size:var(--fs-subtitle);min-width:4ch}.grit-count{font-family:var(--font-mono);margin-right:auto}.grit-cover{font-family:var(--font-mono);font-size:var(--fs-small);color:var(--c-graphite)}.solution-list,.removal-list{gap:var(--sp-4);flex-direction:column;max-width:none;margin:0;padding:0;list-style:none;display:flex}.removal-list{gap:var(--sp-2);font-size:var(--fs-small)}.removal-list li{border-top:var(--hairline);padding-top:var(--sp-2)}.solution{gap:var(--sp-2);border-top:var(--hairline);padding-top:var(--sp-3);flex-direction:column;display:flex}.solution-terms{font-family:var(--font-mono);font-weight:500}.solution-more{font-family:var(--font-mono);font-size:var(--fs-small);color:var(--c-graphite)}.tool-noscript{border:var(--hairline);border-radius:var(--r-md);padding:var(--sp-4) var(--sp-5);gap:var(--sp-3);flex-direction:column;display:flex}.notes-list{gap:var(--sp-2);font-family:var(--font-ui);font-size:var(--fs-small);color:var(--c-graphite);flex-direction:column;padding:0;list-style:none;display:flex}.notes-list li{border-top:var(--hairline);padding-top:var(--sp-2)}.warning-note{background:var(--c-clay-wash);border-left:var(--rule-emphasis);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:var(--sp-3) var(--sp-4);max-width:var(--w-prose)}.methodology{background:var(--c-sage);border-radius:var(--r-md);padding-inline:var(--sp-5)}.methodology summary{align-items:center;gap:var(--sp-3);min-height:var(--touch-target);padding-block:var(--sp-2);font-family:var(--font-display);font-stretch:var(--stretch-display);font-weight:700;font-size:var(--fs-subtitle);cursor:pointer;list-style:none;display:flex}.methodology summary::-webkit-details-marker{display:none}.methodology summary:before{content:"";border-right:2px solid var(--c-sage-ink);border-bottom:2px solid var(--c-sage-ink);flex-shrink:0;width:7px;height:7px;transform:rotate(-45deg)}.methodology[open] summary:before{transform:rotate(45deg)}.methodology-body{gap:var(--sp-4);padding-block:var(--sp-2) var(--sp-5);flex-direction:column;display:flex}.source-note{font-size:.7em}.source-note a{font-family:var(--font-ui);text-decoration:none}.source-note a:hover{text-decoration:underline}.formula-strip{gap:var(--sp-1);background:var(--c-panel);border-radius:var(--r-sm);max-width:max-content;padding:var(--sp-3) var(--sp-4);flex-direction:column;display:flex}.formula-strip code{font-size:var(--fs-body);white-space:pre-wrap}.formula-note{font-family:var(--font-ui);font-size:var(--fs-small);color:var(--c-graphite)}.crosslink{gap:var(--sp-2);background:var(--c-sage);border-radius:var(--r-md);padding:var(--sp-4) var(--sp-5);max-width:var(--w-prose);flex-direction:column;display:flex}.crosslink a{font-weight:600}.material-chip{background:var(--c-canvas-deep);border-radius:var(--r-pill);padding:2px var(--sp-3);font-family:var(--font-ui);font-weight:600;font-size:var(--fs-label);color:var(--c-ink);white-space:nowrap;display:inline-block}.tool-shell{gap:var(--sp-5);grid-template-columns:minmax(0,1fr);align-items:start;width:100%;max-width:100%;display:grid}.tool-shell>*,.tool-shell-inputs,.tool-shell-stage,.input-rail,.tool-stage,.result-ticket,.methodology{min-width:0;max-width:100%}@media (width>=900px){.tool-shell{gap:var(--sp-6);grid-template-columns:minmax(0,2fr) minmax(0,3fr)}}.tool-shell-inputs{gap:var(--sp-4);flex-direction:column;display:flex}.tool-stage{gap:var(--sp-5);flex-direction:column;display:flex}.article-shell{max-width:var(--w-prose);margin-inline:auto}.article-shell .page-hero-lede{font-size:var(--fs-subtitle)}.margin-note{font-family:var(--font-display);font-weight:700;font-stretch:100%;font-size:var(--fs-label);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--c-clay-ink);margin-bottom:var(--sp-2);display:block}.prose{gap:var(--sp-4);flex-direction:column;display:flex}.prose h2{margin-top:var(--sp-6)}.prose h3{margin-top:var(--sp-3)}.prose ul,.prose ol{padding-left:var(--sp-5);gap:var(--sp-2);flex-direction:column;display:flex}.prose blockquote{background:var(--c-sage);border-radius:var(--r-sm);padding:var(--sp-4) var(--sp-5);color:var(--c-sage-ink)}.lost-panel{gap:var(--sp-3);background:var(--c-sage);border-radius:var(--r-lg);max-width:420px;padding:var(--sp-6);flex-direction:column;display:flex}.lost-panel-figure{font-family:var(--font-display);font-stretch:var(--stretch-hero);color:var(--c-forest);font-size:clamp(3rem,2rem + 4vw,5rem);font-weight:900;line-height:1}.lost-panel-label{font-family:var(--font-ui);color:var(--c-sage-ink);font-weight:500}