:root {
  --bg: #232629;
  --surface: #333b3d;
  --border: #484e54;
  --text: #f8f8f2;
  --muted: #c0c0bd;
  --primary: #ff9505;
  --secondary: #00a6fb;
  --accent: #f15ee3;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    var(--bg);
  background-size: 38px 38px;
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.5;
}
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; box-shadow: 0 0 0 5px var(--bg); }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 20; padding: 12px 18px; background: var(--primary); color: var(--bg); font-weight: 800; }
.skip-link:focus { top: 16px; }
.site-header, main, footer { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header { padding: 84px 0 34px; border-bottom: 1px solid var(--border); position: relative; }
.site-header::before { content: "1"; position: absolute; right: 1%; top: 16px; font: 700 clamp(6rem, 17vw, 13rem)/1 var(--serif); color: transparent; -webkit-text-stroke: 1px rgba(255,149,5,.34); text-shadow: 0 0 28px rgba(255,149,5,.14); pointer-events: none; }
.kicker, .section-index, .result-eyebrow, .editorial-label { margin: 0 0 8px; color: var(--primary); font-size: .74rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
h1 { max-width: 880px; margin: 0; font: 500 clamp(3.5rem, 9vw, 7.5rem)/.93 var(--serif); letter-spacing: -.055em; }
.lede { max-width: 760px; margin: 28px 0 38px; color: var(--muted); font: 1.22rem/1.65 var(--serif); }
.source-strip { min-height: 52px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 4px 4px 4px 18px; border: 1px solid var(--border); border-left: 3px solid var(--secondary); background: rgba(51,59,61,.64); }
.text-button, .quiet-button { min-height: 44px; border: 1px solid var(--border); background: transparent; color: var(--text); cursor: pointer; padding: 8px 14px; font-weight: 750; }
.text-button:hover, .quiet-button:hover:not(:disabled) { border-color: var(--secondary); color: var(--secondary); }
.quiet-button:disabled { opacity: .38; cursor: default; }
.source-text { margin-top: 14px; padding: clamp(22px, 4vw, 42px); border: 1px solid var(--border); background: var(--surface); }
.source-text h2 { margin-top: 0; font-family: var(--serif); }
blockquote { margin: 0; color: var(--text); font-family: var(--serif); font-size: 1.05rem; }
blockquote p + p { margin-top: 1.4em; }
.provenance { color: var(--muted); font-size: .82rem; overflow-wrap: anywhere; }
code { font-size: .8em; }
main { padding: 30px 0 80px; }
.reading-note { display: flex; gap: 20px; max-width: 810px; margin: 14px 0 34px; color: var(--muted); }
.reading-note h2 { margin: 0 0 4px; color: var(--text); font-size: .83rem; text-transform: uppercase; letter-spacing: .09em; }
.reading-note p { margin: 0; }
.note-mark { color: var(--accent); font: 700 2.1rem/1 var(--serif); text-shadow: 0 0 13px rgba(241,94,227,.4); }
.workspace { display: grid; grid-template-columns: minmax(330px, .72fr) minmax(0, 1fr); border: 1px solid var(--border); background: var(--surface); box-shadow: 0 28px 80px rgba(0,0,0,.24); }
.ledger-panel, .relations-panel { min-width: 0; padding: clamp(20px, 3vw, 34px); }
.ledger-panel { border-right: 1px solid var(--border); }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 16px; }
.panel-heading h2, .method h2 { margin: 0; font: 500 1.55rem/1.15 var(--serif); }
.section-index { color: var(--muted); }
.panel-intro, .editorial-note { margin: 0 0 20px; color: var(--muted); font-size: .86rem; }
.proposition-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); }
.proposition-list li { border-bottom: 1px solid var(--border); }
.proposition-list button { width: 100%; min-height: 58px; display: grid; grid-template-columns: 48px 1fr; gap: 10px; align-items: baseline; padding: 10px 8px; border: 0; background: transparent; color: var(--text); text-align: left; cursor: pointer; font: 1rem/1.35 var(--serif); transition: background 180ms ease, color 180ms ease; }
.proposition-list button:hover, .proposition-list button.preview { background: rgba(0,166,251,.08); }
.proposition-list button[aria-pressed="true"] { background: rgba(255,149,5,.11); box-shadow: inset 3px 0 0 var(--primary); }
.proposition-list button.dimmed { opacity: .38; }
.prop-number { color: var(--primary); font-weight: 700; font-variant-numeric: tabular-nums; }
.nonclaim .prop-number { color: var(--accent); }
.legend { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-bottom: 13px; }
.legend-item { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .8rem; font-weight: 750; text-transform: uppercase; letter-spacing: .06em; }
.legend-item i { width: 30px; display: block; border-top: 2px solid; filter: drop-shadow(0 0 4px currentColor); }
.legend-item.support { color: var(--secondary); }
.legend-item.tension { color: var(--accent); }
.legend-item.tension i { border-top-style: double; border-top-width: 4px; }
.legend-item.qualification { color: var(--primary); }
.legend-item.qualification i { border-top-style: dashed; }
.graph-shell { position: relative; min-height: 425px; border: 1px solid var(--border); background: rgba(35,38,41,.76); clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px)); }
#relation-graph { display: block; width: 100%; height: auto; max-height: 510px; }
.graph-empty { position: absolute; inset: auto 0 14px; margin: 0; color: var(--muted); text-align: center; font-size: .78rem; pointer-events: none; }
.edge { fill: none; stroke-width: 2; opacity: .15; transition: opacity 180ms ease, stroke-width 180ms ease, filter 180ms ease; }
.edge.support { stroke: var(--secondary); }
.edge.tension { stroke: var(--accent); stroke-dasharray: 3 5; }
.edge.qualification { stroke: var(--primary); stroke-dasharray: 8 7; }
.edge.connected { opacity: .92; stroke-width: 3; filter: drop-shadow(0 0 5px currentColor); }
.graph-node { cursor: pointer; outline: none; }
.graph-node rect { fill: var(--surface); stroke: var(--border); stroke-width: 1.5; transition: opacity 180ms ease, stroke 180ms ease, filter 180ms ease; }
.graph-node text { fill: var(--text); font: 700 17px var(--serif); pointer-events: none; }
.graph-node.nonclaim text { fill: var(--accent); }
.graph-node.dimmed { opacity: .27; }
.graph-node.connected rect { stroke: var(--secondary); }
.graph-node.selected rect { stroke: var(--primary); stroke-width: 3; filter: drop-shadow(0 0 7px rgba(255,149,5,.72)); }
.graph-node:focus-visible rect { stroke: var(--text); stroke-width: 4; }
.result-card { --result-color: var(--primary); position: relative; margin-top: 20px; min-height: 205px; padding: clamp(24px, 4vw, 38px); border: 1px solid var(--border); border-top: 4px solid var(--result-color); background: var(--bg); box-shadow: 0 0 24px color-mix(in srgb, var(--result-color) 12%, transparent); clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%); overflow-wrap: anywhere; }
.result-card.empty { --result-color: var(--border); }
.result-card.support { --result-color: var(--secondary); }
.result-card.tension { --result-color: var(--accent); }
.result-card.qualification { --result-color: var(--primary); }
.empty-state { color: var(--muted); }
.empty-state h3 { color: var(--text); font: 500 1.7rem var(--serif); margin: 8px 0; }
.result-head { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: start; }
.result-number { color: var(--result-color); font: 700 clamp(2.8rem, 8vw, 5.4rem)/.9 var(--serif); text-shadow: 0 0 17px color-mix(in srgb, var(--result-color) 38%, transparent); }
.result-card h3 { margin: 0; font: 500 clamp(1.45rem, 3vw, 2.1rem)/1.15 var(--serif); letter-spacing: -.02em; }
.type-label { display: inline-block; margin-top: 12px; padding: 4px 8px; border: 1px solid var(--border); color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.source-fragment { margin: 28px 0; padding-left: 18px; border-left: 2px solid var(--result-color); font: italic 1rem/1.55 var(--serif); color: var(--muted); }
.source-fragment::before { content: "Source fragment"; display: block; margin-bottom: 5px; color: var(--text); font: 800 .68rem var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.relation-group + .relation-group { margin-top: 18px; }
.relation-group h4 { margin: 0 0 8px; color: var(--group-color); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; }
.relation-group ul { list-style: none; margin: 0; padding: 0; }
.relation-group li { display: grid; grid-template-columns: 38px 1fr; gap: 8px; margin-top: 8px; color: var(--muted); font-size: .88rem; }
.relation-group .linked-number { color: var(--group-color); font-family: var(--serif); font-weight: 700; }
.relation-group.support { --group-color: var(--secondary); }
.relation-group.tension { --group-color: var(--accent); }
.relation-group.qualification { --group-color: var(--primary); }
.relation-direction { display: block; color: var(--text); font-size: .73rem; font-weight: 750; }
.mobile-connections { display: none; }
.method { padding: 58px 0 20px; }
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 24px; background: var(--border); border: 1px solid var(--border); }
.method-grid p { min-height: 148px; margin: 0; padding: 24px; background: var(--bg); }
.method-grid strong, .method-grid span { display: block; }
.method-grid strong { margin-bottom: 18px; color: var(--primary); font-family: var(--serif); font-size: 1.2rem; }
.method-grid span { color: var(--muted); }
.noscript-summary { margin-top: 34px; padding: 26px; border: 1px solid var(--border); }
.noscript-summary h2 { font: 500 1.5rem var(--serif); }
.js .noscript-summary { display: none; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 26px 0 42px; border-top: 1px solid var(--border); color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.error-banner { position: fixed; z-index: 10; left: 20px; right: 20px; bottom: 20px; max-width: 650px; margin: auto; padding: 16px 20px; border: 2px solid var(--accent); background: var(--bg); color: var(--text); }

@media (max-width: 850px) {
  .workspace { grid-template-columns: 1fr; }
  .ledger-panel { border-right: 0; border-bottom: 1px solid var(--border); }
  .graph-shell { min-height: 380px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-grid p { min-height: auto; }
}

@media (max-width: 600px) {
  .site-header, main, footer { width: min(calc(100% - 28px), var(--max)); }
  .site-header { padding-top: 56px; }
  .source-strip, footer { align-items: flex-start; flex-direction: column; }
  .source-strip { padding: 14px; }
  .text-button { width: 100%; }
  .ledger-panel, .relations-panel { padding: 18px 14px; }
  .graph-shell { display: none; }
  .result-card { margin-top: 18px; padding: 24px 18px; }
  .result-head { grid-template-columns: 1fr; gap: 10px; }
  .result-number { font-size: 3rem; }
  .mobile-connections { display: block; }
  .mobile-connections:empty { display: none; }
  h1 { font-size: clamp(3.3rem, 18vw, 5rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

@media print {
  body { background: #fff; color: #111; }
  .site-header, main, footer { width: 100%; }
  .workspace { display: block; box-shadow: none; }
  .relations-panel { page-break-before: always; }
  .source-text[hidden] { display: block; }
  .graph-shell, .text-button, .quiet-button { display: none; }
}