:root{--paper:#f5f1e8;--ink:#292d28;--muted:#686b60;--line:#d9d7cb;--orange:#af482c;--teal:#216d62;--surface:#fffdf7;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;--serif:Georgia,'Times New Roman',serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:15px;line-height:1.6}a{color:inherit;text-underline-offset:4px}button,input,textarea,select{font:inherit}button,a,label,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--teal);outline-offset:4px}[hidden]{display:none!important}.wrap{max-width:1280px;margin-inline:auto;padding-inline:44px}.site-header{height:98px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:14px;letter-spacing:1.4px;font-weight:800;white-space:nowrap}.brand-mark{font-size:35px;color:var(--orange);line-height:1}.brand-light{font-weight:400;color:var(--muted)}nav{display:flex;gap:28px;align-items:center}nav a{font-size:13px;text-decoration:none}nav a:hover{text-decoration:underline}.repo-link{border:1px solid var(--line);padding:7px 13px;border-radius:4px}.hero{padding-block:66px 60px;display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:1.5px;font-weight:600;margin:0 0 15px}.dot{display:inline-block;width:7px;height:7px;background:var(--orange);border-radius:50%;margin-right:7px}h1{font-family:var(--serif);font-weight:400;letter-spacing:-5px;font-size:clamp(65px,7.7vw,106px);line-height:.97;margin:25px 0}h1 em,h2 em{color:var(--orange);font-weight:400}.intro{font-size:17px;color:var(--muted);line-height:1.7}.hero-actions{display:flex;gap:22px;align-items:center;margin-top:26px}.button{border:1px solid transparent;padding:12px 18px;border-radius:5px;display:inline-flex;align-items:center;justify-content:center;gap:24px;font-size:13px;font-weight:600;text-decoration:none;transition:background .15s,transform .15s}.button:hover{transform:translateY(-1px)}.primary{background:var(--orange);color:white}.primary:hover{background:#913b23}.secondary{background:transparent;border-color:var(--line);color:var(--ink)}.text-link{font-size:12px}.hero-note{font-family:var(--mono);font-size:10px;color:var(--muted);margin:24px 0 0}.hero-art{background:#eee8db;border:1px solid #d5cdbd;border-radius:10px;transform:rotate(2deg);padding:20px 24px;box-shadow:12px 14px 0 #e5dfd1}.hero-art svg{width:100%;display:block;margin-block:12px}.art-top,.art-bottom{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:9px;letter-spacing:1px;color:#655c51;gap:10px}.stamp{border:1px solid #c8baa5;padding:4px 7px}.principle-strip{background:#e9eadf;border-block:1px solid var(--line)}.principle-strip .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:19px;font-family:var(--mono);font-size:11px}.principle-strip b{color:var(--teal);margin-right:12px;font-size:11px}.section{padding-block:64px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:28px}.section-heading h2{margin:0;font-family:var(--serif);font-size:35px;line-height:1.15;font-weight:400;letter-spacing:-1px}.section-heading p:not(.eyebrow){font-size:12px;color:var(--muted);margin-bottom:0}.workspace{display:grid;grid-template-columns:350px minmax(0,1fr);gap:22px}.panel{border:1px solid var(--line);border-radius:8px;background:var(--surface)}.editor-panel{padding:22px}.panel-title{display:flex;gap:10px;align-items:center;margin-bottom:21px}.panel-title h3{font-size:15px;margin:0;letter-spacing:-.3px}.step-number{font:11px var(--mono);color:var(--orange)}.tag{font:9px var(--mono);letter-spacing:.7px;color:var(--muted);margin-left:auto}.editor-panel label:not(.file-label){display:block;font-size:11px;font-weight:600;margin:16px 0 7px}select{width:100%;padding:10px;border:1px solid var(--line);background:var(--paper);border-radius:5px;color:var(--ink);font-size:13px}.muted{color:var(--muted)}.small{font-size:12px}#preset-detail{min-height:37px;margin:9px 0}textarea{display:block;width:100%;resize:vertical;background:#2b332e;color:#f6f3df;border:1px solid #485044;border-radius:5px;padding:15px 12px;font:12px/1.85 var(--mono);tab-size:2;min-height:200px}.editor-actions{margin-top:12px}.editor-actions .button{width:100%}#compile-status{font-size:11px;line-height:1.5;color:var(--teal);margin:10px 0 14px;min-height:17px}#compile-status.error{color:#ac2424}summary{cursor:pointer;font-size:12px;font-weight:600}details p,details li{font-size:12px}details ul{padding-left:20px}code{font-family:var(--mono);font-size:.9em;background:#eaece2;padding:2px 4px;border-radius:3px;overflow-wrap:anywhere}.local-note{font-size:10px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:22px}.file-actions{display:flex;gap:14px;margin-top:12px;align-items:center}.quiet{padding:4px 0;border:0;background:none;color:var(--teal);font-size:11px;text-decoration:none;font-weight:600}.quiet:hover{text-decoration:underline}.file-label{cursor:pointer}input[type=file]{position:absolute;width:1px;height:1px;opacity:0}.file-label:focus-within{outline:3px solid var(--teal)}.loom-panel{padding:22px;display:flex;flex-direction:column;min-width:0}.pattern-toolbar{display:flex;align-items:center;justify-content:space-between}.segmented{display:flex;border:1px solid var(--line);border-radius:5px;background:var(--paper);padding:3px}.segmented button{border:0;padding:6px 12px;background:none;border-radius:3px;font-size:11px;color:var(--muted)}.segmented button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:0 1px 4px #0001}.pattern-container{margin-top:17px;overflow:auto;background:#f8f5ed;border-radius:5px;border:1px solid #ebe7dc;flex:1;display:flex;align-items:center;min-height:250px}.pattern-container svg{width:100%;min-width:420px;max-height:470px}.legend{display:flex;gap:20px;font:10px var(--mono);color:var(--muted);padding:14px 0}.legend b{color:var(--orange)}.simulator{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding-top:18px}.simulator .eyebrow{font-size:9px;margin-bottom:10px}.switches{display:flex;gap:12px;flex-wrap:wrap}.bit-switch{display:flex;align-items:center;gap:7px;background:transparent;border:1px solid var(--line);padding:6px 9px;border-radius:5px;color:var(--ink);font-family:var(--mono);font-size:11px}.bit-switch i{font-style:normal;padding:1px 6px;border-radius:3px;background:#e9e8e1}.bit-switch[aria-pressed=true]{border-color:var(--teal);background:#e9f1e9}.bit-switch[aria-pressed=true] i{background:var(--teal);color:white}.readout{min-width:110px}.readout>.eyebrow{display:block}#outputs{display:flex;gap:14px;flex-wrap:wrap}.output{display:flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11px}.bulb{width:14px;height:14px;border-radius:50%;background:#d9d9ce;border:1px solid #c0c4b6;display:inline-block}.bulb.lit{background:#dd8351;border-color:var(--orange);box-shadow:0 0 12px #e9a36070}.read-explanation{font-size:11px;color:var(--muted);margin-bottom:12px}.loom-footer{border-top:1px solid var(--line);padding-top:12px;display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:10px;color:var(--muted)}.notice{padding:14px 18px;border-left:3px solid var(--orange);background:#f5e4d7;font-size:12px;margin-top:18px}.truth-details{margin-top:20px;padding:18px 22px;border:1px solid var(--line);border-radius:7px}.truth-details summary span{font-weight:400;color:var(--muted);margin-left:15px;font-size:11px}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font:12px/1.5 var(--mono);margin-top:17px;text-align:left}th,td{padding:10px 13px;border-bottom:1px solid var(--line)}th{font-size:10px;color:var(--muted)}tr.active{background:#e4eee2}td.output-cell{color:var(--orange);font-weight:600}.build-section{background:#edece2;border-block:1px solid var(--line)}.build-choices{display:grid;grid-template-columns:1fr 1fr;gap:20px}.build-choice{text-align:left;background:transparent;color:var(--ink);padding:24px;border:1px solid #c7cbbd;border-radius:7px;display:flex;flex-direction:column;gap:7px}.build-choice.selected{background:var(--surface);border:2px solid var(--teal);padding:23px}.build-choice .eyebrow{color:var(--teal);margin-bottom:7px}.build-choice strong{font-family:var(--serif);font-size:27px;font-weight:400}.build-choice>span:not(.eyebrow){font-size:13px}.build-choice .choice-meta{margin-top:12px;color:var(--muted);font-family:var(--mono);font-size:10px!important}.build-body{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(250px,1fr);gap:40px;margin-top:36px;align-items:start}.build-guide h3{font-size:20px;margin:0 0 12px}.build-guide p,.build-guide li{font-size:13px}.build-guide ol{padding-left:22px}.build-guide li{padding-left:7px;margin:0 0 18px}.build-guide li > b:first-child{display:block;margin-bottom:4px}.build-guide .notice{margin:0 0 22px}.materials{padding:26px}.materials h3{font-family:var(--serif);font-size:25px;font-weight:400;margin:0 0 15px}.materials ul{list-style:none;margin:0;padding:0}.materials li{padding:9px 0;border-bottom:1px solid var(--line);font-size:12px;display:flex;gap:14px}.qty{font-family:var(--mono);font-weight:700;color:var(--teal);min-width:40px}.download-actions{display:flex;flex-direction:column;gap:9px;margin-top:24px}.wiring{background:var(--surface);padding:15px;border:1px solid var(--line);border-radius:5px;overflow:auto}.wiring svg{min-width:440px;max-width:100%}.pin-map{font-size:11px}.troubleshooting{border-top:1px solid #cbd0c1;margin-top:28px;padding-top:24px}.story{display:grid;grid-template-columns:1fr 1.3fr;gap:90px}.story h2{font-family:var(--serif);font-size:58px;line-height:1.08;font-weight:400;letter-spacing:-2px;margin:20px 0}.story-text h3{font-size:17px;margin:0 0 10px}.story-text p{font-size:13px;color:var(--muted);margin-bottom:24px}.story-text details p{margin-top:10px}.sources{padding-bottom:50px}.source-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.source-grid a{display:flex;flex-direction:column;border-top:1px solid var(--line);padding-top:14px;text-decoration:none;font-size:12px}.source-grid a span{color:var(--muted);font-size:11px}.source-grid a:hover b{text-decoration:underline}footer{border-top:1px solid var(--line);padding-block:25px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}footer>span:first-child{font-family:var(--mono);letter-spacing:1px}#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;border-radius:6px;font-size:12px;padding:12px 18px;z-index:10;max-width:90%;display:none}#toast.visible{display:block}.skip{position:absolute;left:10px;top:-100px}.skip:focus{top:8px;z-index:20;background:white;padding:10px}.print-only{display:none}
@media(min-width:1500px){.hero{padding-block:80px}}@media(max-width:1000px){.wrap{padding-inline:28px}.hero{gap:32px}.hero-actions{flex-wrap:wrap;gap:13px}.workspace{grid-template-columns:300px minmax(0,1fr)}.simulator{flex-wrap:wrap}.pattern-container svg{min-width:360px}.story{gap:45px}.section-heading h2{font-size:30px}nav{gap:17px}}
@media(max-width:740px){.wrap{padding-inline:20px}.site-header{height:auto;padding-block:20px;flex-wrap:wrap;gap:14px}.brand{font-size:12px}nav{width:100%;justify-content:space-between;gap:12px}nav a{font-size:11px}.repo-link{padding:3px 8px}.hero{grid-template-columns:1fr;padding-block:40px;gap:35px}h1{font-size:76px;letter-spacing:-4px}.hero-art{max-width:450px;transform:rotate(1deg);margin:0 8px 10px 0}.hero-copy .intro{font-size:16px}.hero-note{font-size:9px}.principle-strip .wrap{font-size:9px;gap:7px;padding-block:15px}.principle-strip b{display:block;margin:0 0 3px}.section{padding-block:42px}.section-heading{display:block}.section-heading p:not(.eyebrow){margin-top:14px}.section-heading h2{font-size:31px}.workspace{grid-template-columns:1fr}.editor-panel,.loom-panel{padding:18px}textarea{min-height:180px}.pattern-container svg{min-width:400px}.truth-details summary span{display:block;margin:7px 0 0}.build-choices{grid-template-columns:1fr;gap:12px}.build-choice{padding:20px}.build-choice.selected{padding:19px}.build-body{grid-template-columns:1fr;gap:22px}.materials{order:-1}.materials ul{display:grid;grid-template-columns:1fr 1fr;column-gap:18px}.materials li{font-size:11px}.materials .qty{min-width:24px}.download-actions{display:grid;grid-template-columns:1fr}.story{grid-template-columns:1fr;gap:18px}.story h2{font-size:48px}.source-grid{grid-template-columns:1fr 1fr}footer{flex-direction:column;gap:8px}.loom-footer{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{body{background:white;font-size:11px}.site-header,.hero,.principle-strip,.editor-panel,.section-heading,.pattern-toolbar,.simulator,.loom-footer,.hero-note,.truth-details,.build-section,.story,.sources,footer,#toast,.skip,.notice,.read-explanation,.loom-panel>.panel-title{display:none!important}.wrap{padding:0;max-width:none}.section{padding:0}.workspace{display:block}.panel{border:0}.loom-panel{padding:0}.pattern-container{border:0;max-height:none;display:block;background:white}.pattern-container svg{min-width:0;width:100%;max-height:none}.legend{display:block}.print-only{display:block}.print-page{break-before:page}.print-heading h1{font:30px var(--serif);letter-spacing:-1px}.print-only h2{font:22px var(--serif)}.print-only h3{font-size:15px}.print-only p,.print-only li{font-size:11px}.print-only table{font-size:10px}.print-only th,.print-only td{padding:5px 8px}.print-only .notice{display:block!important}.print-only .wiring{border:0}.print-only .wiring svg{min-width:0;width:100%}.print-only li{break-inside:avoid;margin-bottom:8px}.print-only .pin-map{font-size:10px}.print-checks{columns:2}.print-checks li{font:10px/1.6 var(--mono)}@page{size:auto;margin:14mm}}

/* A small museum specimen, lit like a physical object. */
.hero{grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center}.hero-copy{min-width:0}.hero-actions{flex-wrap:wrap}.memory-stage{min-width:0;background:#171f1d;color:#eee8d7;border:1px solid #354740;border-radius:12px;box-shadow:0 22px 48px #23382a24;overflow:hidden;position:relative}.stage-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 22px 0}.stage-heading .eyebrow{margin:0;color:#cdc9b9;font-size:9px}.stage-badge{font:9px var(--mono);letter-spacing:1px;color:#b6d6c9;border:1px solid #52685b;padding:3px 7px;border-radius:3px}.stage-viewport{height:365px;position:relative;overflow:hidden}.stage-viewport canvas{display:block;width:100%;height:100%;touch-action:pan-y}.memory-fallback{position:absolute;inset:15px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}.memory-fallback>div{width:100%;max-height:255px;overflow:hidden;opacity:.8}.memory-fallback svg{width:100%;max-height:250px}.memory-fallback p{font-size:12px;max-width:380px;color:#dedccd;text-align:center}.stage-caption{display:flex;justify-content:space-between;gap:12px;padding:0 22px 17px;color:#b2bfb4;font:9px var(--mono);letter-spacing:.8px}.stage-controls{border-top:1px solid #3c4b42;display:flex;align-items:center;gap:15px;margin:0 22px;padding-top:16px}.memory-stage button{color:#ebe7d9;background:#2e4036;border:1px solid #647667;border-radius:4px;padding:7px 10px;font:11px var(--mono)}.memory-stage button:hover{background:#435a48}.memory-stage button:focus-visible,.memory-stage input:focus-visible{outline-color:#ffdca3}.timeline{flex:1;min-width:0}.timeline label{display:flex;justify-content:space-between;gap:6px;font:10px var(--mono);color:#d3d7c8}.timeline input{width:100%;accent-color:#de9869;cursor:ew-resize;margin:9px 0 0}.stage-status{padding:0 22px;font:10px/1.6 var(--mono);color:#c7caba;min-height:32px}.stage-views{display:flex;gap:7px;padding:0 22px;flex-wrap:wrap}.stage-views button{background:transparent;border-color:#52685b;font-size:10px}.stage-footnote{padding:10px 22px 18px;margin:0;color:#b2bfb4;font:10px/1.6 var(--mono)}.bank-toolbar{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:18px}.bank-toolbar label{display:flex;align-items:center;gap:8px;font:10px var(--mono);min-width:0}.bank-toolbar select{width:auto;max-width:200px;font-size:11px;padding:6px}.bank-summary{font-size:10px;margin:9px 0 0}.pattern-container{flex:initial;max-height:520px;display:block}.pattern-container svg{max-height:none;display:block}.row-picker{display:flex;align-items:center;gap:12px;margin:0 0 14px;font-size:11px}.row-picker input{min-width:0;width:85px;border:1px solid var(--line);border-radius:4px;padding:5px 8px;background:var(--paper);color:var(--ink)}.simulator{flex-wrap:wrap}.readout{width:100%}.read-explanation{overflow-wrap:anywhere}#source{min-height:245px}.build-guide,.story-text{min-width:0}.print-heading pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:9px}.print-only table{overflow-wrap:anywhere}.print-only .table-scroll{overflow:visible}
@media(min-width:1500px){.wrap{max-width:1440px}.stage-viewport{height:420px}}
@media(max-width:900px){.hero{gap:25px;grid-template-columns:.8fr 1.2fr}.stage-viewport{height:315px}.hero h1{font-size:72px}.stage-heading,.stage-caption{padding-inline:16px}.stage-controls{margin-inline:16px;gap:9px}.stage-controls button{padding:7px}.stage-views{padding-inline:16px}}
@media(max-width:740px){.hero{grid-template-columns:1fr}.stage-viewport{height:330px}.hero h1{font-size:78px}.stage-heading .eyebrow{font-size:8px}.memory-stage{max-width:100%}.bank-toolbar{gap:8px}.bank-toolbar select{max-width:160px}.bank-toolbar label{gap:4px}.bank-toolbar .quiet{font-size:10px}.stage-caption{font-size:8px}.stage-controls{gap:10px}.materials ul{grid-template-columns:1fr}.panel-title{flex-wrap:wrap}.tag{font-size:8px}}
@media print{.bank-toolbar,.bank-summary,.row-picker{display:none!important}.pattern-container{max-height:none!important}.pattern-container svg{min-width:0!important}.print-only .table-scroll table{table-layout:fixed;font-size:7px}.print-only td,.print-only th{padding:3px 2px}.print-heading pre{max-height:none}.print-only .print-checks{columns:2}}
.example-shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:22px}.example-shelf button{text-align:left;background:#ece9dd;border:1px solid var(--line);border-radius:6px;padding:16px 20px;display:flex;flex-direction:column;gap:4px;color:var(--ink)}.example-shelf button:hover{border-color:var(--teal);background:#e3e9dd}.example-shelf span{font:9px var(--mono);color:var(--teal);letter-spacing:.8px}.example-shelf strong{font:21px var(--serif)}.example-shelf small{font-size:11px;color:#575e50}.pattern-container:focus-visible{outline:3px solid var(--teal);outline-offset:3px}@media(max-width:740px){.example-shelf{grid-template-columns:1fr;gap:8px}.example-shelf button{padding:12px 15px}.example-shelf strong{font-size:19px}}@media print{.example-shelf{display:none!important}}
.example-reading{padding:12px 14px;background:#e6edde;border-left:2px solid var(--teal);font:12px/1.6 var(--mono);margin:16px 0 0;overflow-wrap:anywhere}@media print{.example-reading{display:none!important}}

.rom-tools{display:flex;flex-wrap:wrap;gap:.65rem;padding:.65rem 1rem}.rom-tools label{flex:1;min-width:130px;color:#eee4cf;font-size:.75rem}.rom-tools select{width:100%;margin-top:.3rem}.bit-inspector{display:flex;flex-wrap:wrap;gap:.35rem;padding:0 1rem 1rem}.bit-inspector span{font:12px monospace;background:#283c36;color:#f5e4b9;padding:.35rem;border:1px solid #8b9b8c;border-radius:4px}.memory-stage details{margin:1rem;color:#eee4cf}.memory-stage pre{max-height:240px;overflow:auto;font-size:12px;white-space:pre-wrap}.memory-stage summary{color:#eee4cf}#visual-stale{color:#ffe599}