:root{color-scheme:light;--ink:#17232c;--muted:#52616c;--line:#cbd3d8;--paper:#fff;--wash:#f4f7f9;--accent:#075c91;--focus:#a74800;--caution:#fff7e6;font:16px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}a{color:var(--accent);text-underline-offset:.18em}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:4px}header,main,footer{max-width:1160px;margin:0 auto;padding:1.5rem 2rem}header{border-bottom:2px solid var(--ink)}.masthead{display:flex;align-items:baseline;justify-content:space-between;gap:1rem}.masthead>a{text-decoration:none;color:var(--ink)}.wordmark{font:700 2rem/1.2 Georgia,serif;letter-spacing:-.055em}.edition,.fine{font-size:.875rem;color:var(--muted)}.search{display:flex;margin:1.2rem 0;max-width:760px;gap:.5rem}input,button{font:inherit;border:1px solid #8798a4;border-radius:3px;min-height:44px}input{min-width:0;width:100%;padding:.6rem .8rem;background:white;color:var(--ink)}button{padding:.5rem 1.1rem;background:var(--ink);color:white;cursor:pointer}header nav{display:flex;gap:1.5rem;flex-wrap:wrap}header nav a{color:var(--ink);font-weight:600;font-size:.94rem}main{padding-top:1rem;min-height:60vh}h1,h2,h3{line-height:1.2;text-wrap:balance}h1{font:700 clamp(2rem,3.5vw,3rem)/1.15 Georgia,serif;max-width:900px;letter-spacing:-.025em;margin:1.8rem 0 1rem}h2{font-size:1.45rem;margin:0 0 1rem}h3{font-size:1.1rem}p{max-width:85ch;margin:.7rem 0 1rem}.lede{font-size:1.15rem;color:var(--muted);max-width:72ch}.eyebrow{font-size:.875rem;font-weight:650;letter-spacing:.04em;color:var(--muted)}section{margin-top:2.5rem;scroll-margin-top:1rem}.breadcrumbs{font-size:.875rem;color:var(--muted);display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}.home-columns{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem}.feature{border-left:3px solid var(--accent);padding:1.3rem 1.5rem;background:var(--wash)}.feature h2{font:700 1.7rem/1.2 Georgia,serif;margin-top:.7rem}.primary-link{font-weight:700}.year-links{display:flex;gap:1rem;margin:1rem 0 2rem}.year-links a{font-size:2rem;text-decoration:none;min-width:120px;border-bottom:1px solid var(--line);padding:.4rem 0}.year-links span{display:block;font-size:.875rem;color:var(--muted)}.pills{display:flex;flex-wrap:wrap;gap:.6rem}.pills a{border:1px solid var(--line);padding:.5rem 1rem;text-decoration:none;background:var(--wash);border-radius:3px;min-height:44px}.records{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 1.5rem}.records li{min-width:0}.record-link{display:flex;flex-direction:column;gap:.45rem;padding:1.1rem 0;border-top:1px solid var(--line);height:100%;text-decoration:none}.record-link strong{font-size:1.1rem;line-height:1.4}.record-link>span:last-child{font-size:.875rem;color:var(--muted)}.record-link:hover strong{text-decoration:underline}.data-note{border-top:2px solid var(--ink);padding-top:1.5rem}.status{display:inline-block;padding:.2rem .65rem;background:var(--wash);border:1px solid var(--line);font-size:.875rem}.sections{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:1.5rem;padding:1rem 0;border-block:1px solid var(--line)}.sections a{min-height:36px;display:flex;align-items:center}.facts{display:grid;grid-template-columns:minmax(140px,200px) 1fr;border-top:1px solid var(--line);max-width:900px}.facts dt,.facts dd{padding:.65rem 0;border-bottom:1px solid var(--line);margin:0}.facts dt{font-weight:600;padding-right:1rem}.claim{border-top:1px solid var(--line);padding:1.2rem 0;margin:1rem 0}.caution{background:var(--caution);border-left:3px solid #9e6800;padding:1.2rem}.empty{background:var(--wash);padding:1rem}.evidence-list{list-style:none;padding:0;max-width:950px}.evidence-list li{border-left:2px solid var(--line);padding:.2rem 1rem;margin:1rem 0}.evidence-list p{margin:.4rem 0}details{max-width:100%;border-top:1px solid var(--line);padding:.8rem 0}summary{cursor:pointer;font-weight:600;min-height:32px}details[open]>summary{margin-bottom:.75rem}.directory{list-style:none;padding:0;max-width:760px}.directory a{display:flex;gap:1rem;justify-content:space-between;border-bottom:1px solid var(--line);padding:.9rem 0}.directory span{color:var(--muted)}.source-directory{list-style:none;padding:0}.source-directory li{display:flex;flex-direction:column;padding:1rem 0;border-top:1px solid var(--line)}.source-directory span{font-size:.875rem;color:var(--muted)}.schematic{margin:1rem 0;background:var(--wash);padding:1rem;border:1px solid var(--line)}.schematic svg{width:100%;height:auto;display:block}.diagram-frame{fill:white;stroke:var(--line);stroke-width:2}.component{fill:#e9f3f9;stroke:var(--accent);stroke-width:2}.schematic svg a:hover .component,.schematic svg a:focus .component{fill:#cde5f3;stroke-width:4}.schematic svg text{font:600 21px system-ui;fill:var(--ink)}.schematic svg .diagram-caption{font:16px system-ui;fill:var(--muted)}figcaption{font-size:.875rem;color:var(--muted);margin-top:.6rem}.component-links{display:flex;flex-wrap:wrap;gap:1rem 2rem}.connections{list-style:none;padding:0;max-width:1000px}.connections li{display:grid;grid-template-columns:135px 190px 1fr;align-items:baseline;gap:.4rem 1rem;padding:1rem 0;border-top:1px solid var(--line)}.connections .fine{grid-column:3}.relation-family{text-transform:capitalize;font-size:.875rem;color:var(--muted)}.target{font-weight:650}.relation-path{display:flex;flex-wrap:wrap;gap:1rem;font-size:1.4rem;margin:2rem 0}.incoming li{margin:.65rem 0}.sitemap{columns:2}.sitemap li{break-inside:avoid;padding:.3rem 0;overflow-wrap:anywhere}footer{border-top:2px solid var(--ink);margin-top:3rem;display:grid;grid-template-columns:1.5fr 1fr;gap:1rem 3rem}footer nav{display:flex;gap:.7rem 1.3rem;flex-wrap:wrap;align-content:start}footer .fine{grid-column:1/-1}.skip{position:absolute;top:-80px;left:1rem;background:white;padding:1rem;z-index:10}.skip:focus{top:1rem}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}[hidden]{display:none!important}li,p,dd,a{overflow-wrap:anywhere}#search-results{margin-top:1rem}
@media(max-width:760px){header,main,footer{padding:1.2rem}.masthead{align-items:start}.edition{max-width:130px;text-align:right}.home-columns{grid-template-columns:1fr;gap:0}.records{grid-template-columns:repeat(2,minmax(0,1fr))}.connections li{grid-template-columns:1fr 1fr}.connections .relation-family{grid-column:1/-1}.connections .fine{grid-column:2}.schematic{padding:.4rem}footer{grid-template-columns:1fr}.sitemap{columns:1}}
@media(max-width:480px){.records{grid-template-columns:1fr}.facts{grid-template-columns:1fr}.facts dt{border-bottom:0;padding-bottom:0}.facts dd{padding-top:.2rem}header nav{gap:.7rem 1rem}.search button{padding:.5rem .7rem}.connections li{grid-template-columns:1fr}.connections .fine{grid-column:1}.diagram-caption{display:none}.schematic svg text{font-size:23px}.component-links{display:block}.component-links li{margin:.6rem 0}.directory a{display:block}.directory span{display:block}.sections{gap:.3rem 1rem}}
@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .12s,color .12s}}
@media print{header nav,.search,.sections,footer nav{display:none}.records{display:block}details>*{display:block}a{color:inherit}.claim,figure{break-inside:avoid}body{font-size:11pt}}

.diagram-heading{font-size:.875rem;color:var(--muted);margin:.2rem 0 1rem}.diagram-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.diagram-node{display:flex;flex-direction:column;justify-content:center;gap:.7rem;min-height:120px;padding:1.2rem;border:1px solid var(--accent);border-radius:3px;text-decoration:none;background:#e9f3f9;text-align:center}.diagram-node span{font-size:.875rem}.diagram-node:hover{background:#cde5f3}.diagram-node strong{font-size:1.05rem}.diagram-node:focus-visible{outline-offset:3px}@media(max-width:600px){.diagram-grid{grid-template-columns:1fr}.diagram-node{min-height:78px;padding:.8rem;gap:.3rem}.schematic{padding:1rem}}
.taxonomy-directory{max-width:900px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 2rem}.taxonomy-directory li a{display:flex;flex-direction:column;align-items:flex-start;gap:.2rem}.taxonomy-directory li a span{font-size:.85rem;color:var(--muted)}
@media(max-width:600px){.taxonomy-directory{grid-template-columns:1fr}}

/* The optional SSD scene lives inside its dossier; other pages retain their layout. */
.visual-entry{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem 1rem;margin:.5rem 0 1rem}
.visual-entry-copy{flex:1 1 340px;margin:.2rem 0;color:var(--muted)}
.visual-entry button{border:0;border-radius:999px;background:#c7e747;color:#17232c;font-weight:750;padding:.55rem 1.1rem;white-space:nowrap}
.visual-entry button:hover{background:#b4d639}
.visual-entry [role=status]{flex-basis:100%;margin:0}
.visual-experience{display:grid;grid-template-columns:minmax(280px,.82fr) minmax(0,1.35fr);grid-template-rows:auto 1fr;grid-template-areas:"story stage" "selection stage";margin:1.1rem 0 1.5rem;border:1px solid #cddbe0;background:#f1f7fa;overflow:hidden}
.visual-story{grid-area:story;padding:clamp(1.4rem,3vw,2.3rem) clamp(1.3rem,2.6vw,2rem) .8rem}
.visual-kicker,.visual-stage-label,.visual-stage-note,.visual-number{font:700 .75rem/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.07em}
.visual-kicker{color:#536771;margin:.1rem 0 1rem}
.visual-story h3{font:800 clamp(2rem,3.2vw,3.1rem)/1.03 system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:-.052em;margin:0 0 1rem;max-width:10em}
.visual-instruction{color:#52616c;font-size:.92rem;line-height:1.5;margin:0 0 1.2rem;max-width:29ch}
.visual-parts{list-style:none;padding:0;margin:0;border-top:1px solid #d5e0e5}
.visual-parts li{margin:0}
.visual-pick{display:grid;grid-template-columns:2.2rem minmax(0,1fr) 1.2rem;align-items:center;width:100%;min-height:54px;padding:.62rem .5rem;border:0;border-bottom:1px solid #d5e0e5;border-radius:0;text-align:left;background:transparent;color:#17232c;font-size:.91rem;font-weight:650}
.visual-pick:hover{background:#e2edf0}
.visual-pick[aria-pressed=true]{background:#e2f0ae}
.visual-pick .visual-number{color:#657880}
.visual-pick span:last-child{text-align:right}
.visual-selection{grid-area:selection;align-self:end;margin:1rem clamp(1.3rem,2.6vw,2rem) clamp(1.4rem,3vw,2.3rem);padding:1.1rem 0 0;border-top:2px solid #283d46}
.visual-selection .visual-kicker{margin-bottom:.55rem}
.visual-selection strong{display:block;font-size:1.08rem;line-height:1.3}
.visual-selection p{font-size:.87rem;line-height:1.45;margin:.45rem 0}
.visual-selection .fine{font-size:.78rem;color:#617179;max-height:5.6em;overflow:auto}
.visual-selection-links{display:flex;flex-wrap:wrap;gap:.35rem 1rem;margin-top:.9rem;font-size:.87rem;font-weight:700}
.visual-stage{grid-area:stage;position:relative;display:flex;flex-direction:column;min-width:0;min-height:520px;background:#eaf3f7;border-left:1px solid #d6e2e7;isolation:isolate}
.visual-stage-label{position:absolute;z-index:2;top:1.35rem;left:1.45rem;right:1.45rem;display:flex;justify-content:space-between;gap:.7rem;color:#415763;margin:0}
.visual-stage-label span{color:#63808a;text-align:right}
.visual-canvas{position:relative;flex:1;min-height:390px;overflow:hidden}
.visual-canvas canvas{display:block;width:100%;height:100%}
.visual-callout{position:absolute;z-index:1;transform:translate(-50%,-155%);border:1px solid #b9cbd1;background:#fff;padding:.32rem .5rem;white-space:nowrap;color:#20313a;font:700 .75rem/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;box-shadow:0 3px 12px #9cb2bb36;opacity:0;pointer-events:none}
.visual-callout::after{content:"";position:absolute;left:50%;top:100%;height:15px;border-left:1px solid #6d858f}
.visual-stage.is-exploded .visual-callout{opacity:1}
.visual-controls{position:absolute;z-index:2;left:1.25rem;right:1.25rem;bottom:3.15rem;display:flex;gap:.5rem;flex-wrap:wrap}
.visual-controls button{min-height:40px;padding:.45rem .85rem;border-radius:3px;background:#1b303a;color:#fff;font-size:.85rem;font-weight:700}
.visual-controls button:last-child{background:#f8fbfc;color:#20313a}
.visual-controls button:hover{filter:brightness(1.12)}
.visual-stage-note{position:absolute;z-index:2;bottom:.9rem;left:1.35rem;right:1.35rem;margin:0;color:#536771;font-size:.7rem;letter-spacing:.01em}
@media(max-width:850px){.visual-experience{grid-template-columns:1fr;grid-template-rows:auto auto auto;grid-template-areas:"story" "stage" "selection"}.visual-story{padding:1.4rem 1.4rem 1rem}.visual-story h3{max-width:none}.visual-instruction{max-width:none}.visual-parts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;border:0}.visual-pick{display:flex;flex-direction:column;justify-content:space-between;align-items:start;gap:.2rem;min-height:90px;padding:.7rem;border:1px solid #d5e0e5}.visual-pick span:last-child{display:none}.visual-stage{border-left:0;border-block:1px solid #d6e2e7;min-height:380px}.visual-canvas{min-height:330px}.visual-selection{margin:1.1rem 1.4rem 1.5rem}}
@media(max-width:540px){.visual-story h3{font-size:2.1rem}.visual-parts{grid-template-columns:1fr;gap:0;border-top:1px solid #d5e0e5}.visual-pick{display:grid;grid-template-columns:2.2rem minmax(0,1fr);min-height:48px;border:0;border-bottom:1px solid #d5e0e5}.visual-stage{min-height:330px}.visual-canvas{min-height:275px}.visual-stage-label{top:.7rem;left:.8rem;right:.8rem;font-size:.66rem}.visual-controls{left:.7rem;right:.7rem;bottom:3.35rem}.visual-stage-note{left:.8rem;right:.8rem;bottom:.55rem;font-size:.65rem}.visual-callout{display:none}.visual-selection .fine{max-height:none}}
@media(prefers-reduced-motion:reduce){.visual-callout{transition:none}}
@media print{.visual-entry button,.visual-experience{display:none!important}}

/* Connected component context stays close to the title and inside the SSD flow. */
.connected-from{margin:1.4rem 0 0;padding:1rem 1.2rem;background:#f3f8fa;border-left:3px solid var(--accent);max-width:900px}
.connected-from h2{font-size:1rem;margin:0 0 .45rem}
.connected-from ul{list-style:none;margin:0;padding:0}
.connected-from li{display:flex;flex-wrap:wrap;align-items:baseline;gap:.2rem 1rem;padding:.35rem 0}
.connected-from li+li{border-top:1px solid var(--line)}
.connected-from li a:last-child{font-size:.85rem}

/* The supplied model informs inspection controls, not physical claims. */
.visual-stage{min-height:590px}
.visual-canvas{min-height:445px;touch-action:none;cursor:grab}
.visual-canvas:active{cursor:grabbing}
.visual-controls{display:block;bottom:2.7rem}
.visual-explosion-label{display:flex;justify-content:space-between;gap:1rem;color:#28404b;font-size:.78rem;font-weight:700}
.visual-explosion-label output{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
#visual-explosion{display:block;width:100%;min-height:28px;padding:0;margin:.3rem 0 .55rem;accent-color:#91b525;cursor:pointer}
.visual-control-buttons{display:flex;gap:.4rem;flex-wrap:wrap}
.visual-control-buttons button{min-height:38px;padding:.4rem .65rem}
.visual-control-buttons button:last-child{background:#f8fbfc;color:#20313a}
.visual-stage-note{bottom:.65rem}
@media(max-width:850px){.visual-stage{min-height:500px}.visual-canvas{min-height:420px}}
@media(max-width:540px){.visual-stage{min-height:455px}.visual-canvas{min-height:380px}.visual-control-buttons button{font-size:.75rem}.visual-stage-note{font-size:.6rem}}

body.component-preview-open{overflow:hidden}
.component-preview-layer{position:fixed;inset:0;z-index:30}
.component-preview-backdrop{position:absolute;inset:0;background:#1225309c}
.component-preview-panel{position:absolute;inset:0 0 0 auto;width:min(460px,100%);overflow:auto;overscroll-behavior:contain;background:#fff;box-shadow:-14px 0 40px #1225303d;padding:1.5rem clamp(1.25rem,3vw,2rem) 2.5rem}
.component-preview-close{display:block;margin:0 0 2rem auto;background:#e9f2f5;color:var(--ink);border:1px solid var(--line);font-size:.85rem;font-weight:700}
.component-preview-panel h2{font:700 clamp(1.8rem,3vw,2.3rem)/1.12 Georgia,serif;margin:.45rem 0 1.1rem}
.component-preview-panel h3{font-size:1rem;margin:1.7rem 0 .5rem}
.component-preview-panel p{font-size:.9rem;line-height:1.55}
.component-preview-role{padding:.85rem 1rem;background:#f2f7f9;border-left:3px solid #a5c239}
.component-preview-connections{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.component-preview-connections li{display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;padding:.8rem 0;border-bottom:1px solid var(--line)}
.component-preview-connections li>a:first-child{font-weight:700}
.component-preview-connections li span,.component-preview-connections small{font-size:.8rem;color:var(--muted)}
.component-preview-connections li .component-preview-evidence{font-size:.82rem}
.component-preview-footnote{color:var(--muted);font-size:.8rem!important}
.component-preview-full{display:block;margin-top:1.3rem;padding:.8rem 1rem;background:#1b303a;color:#fff;text-align:center;font-weight:700;text-decoration:none}
.component-preview-full:hover{background:#315364;color:#fff}
@media print{.component-preview-layer{display:none!important}}