:root {
  --blue: #164eb8;
  --blue-dark: #0d347f;
  --paper: #f1e5c9;
  --paper-bright: #f8efd9;
  --ink: #11110f;
  --rust: #8b2d1b;
  --muted: #79725f;
  --line: rgba(17, 17, 15, .34);
  --mono: "DM Mono", monospace;
  --serif: "Instrument Serif", Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--blue); color: var(--ink); font-family: var(--mono); font-size: 14px; line-height: 1.55; }
button, a { color: inherit; }
button { font: inherit; }
a { text-decoration: none; }

.ink-noise { position: fixed; inset: 0; pointer-events: none; z-index: 20; opacity: .12; mix-blend-mode: multiply; background-image: radial-gradient(circle at 20% 30%, #000 0 .55px, transparent .75px), radial-gradient(circle at 80% 70%, #000 0 .45px, transparent .7px); background-size: 5px 5px, 7px 7px; }
.utility-bar { height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 clamp(18px, 4vw, 64px); color: var(--paper); border-bottom: 1px solid rgba(241,229,201,.46); position: relative; z-index: 10; letter-spacing: .08em; font-size: 10px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; width: max-content; font-size: 15px; font-weight: 500; letter-spacing: .14em; }
.wordmark img { width: 38px; height: 38px; object-fit: contain; }
.utility-meta { display: flex; gap: 30px; }
.utility-actions { justify-self: end; display: flex; gap: 20px; align-items: center; }
.utility-actions button { border: 0; background: none; padding: 0; cursor: pointer; }
.utility-actions a:hover, .utility-actions button:hover { text-decoration: underline; text-underline-offset: 4px; }

main { padding: clamp(16px, 3vw, 46px); }
.paper-sheet { background-color: var(--paper); background-image: linear-gradient(90deg, rgba(80,63,38,.035) 1px, transparent 1px), linear-gradient(rgba(80,63,38,.025) 1px, transparent 1px); background-size: 18px 18px; box-shadow: 0 28px 80px rgba(4,14,58,.28), inset 0 0 0 1px rgba(40,30,15,.14); }

.cover { width: 100%; min-width: 0; min-height: calc(100vh - 124px); max-width: 1500px; margin: 0 auto; display: grid; grid-template-columns: minmax(360px,.9fr) minmax(520px,1.1fr); position: relative; overflow: hidden; }
.cover-copy { min-width: 0; padding: clamp(34px,6vw,88px); display: flex; flex-direction: column; position: relative; z-index: 3; }
.eyebrow { font-size: 10px; letter-spacing: .15em; margin: 0 0 16vh; }
.cover h1 { font-family: var(--serif); font-weight: 400; letter-spacing: -.075em; font-size: clamp(90px,12vw,180px); line-height: .68; margin: 0 0 38px; }
.cover h1 span { color: var(--blue); font-style: italic; }
.cover-thesis { font-family: var(--serif); font-size: clamp(38px,4vw,60px); line-height: .88; margin: 0; max-width: 540px; }
.cover-details { margin-top: auto; display: flex; justify-content: space-between; gap: 20px; padding-top: 54px; font-size: 9px; letter-spacing: .08em; }
.cover-art { min-width: 0; margin: 0; min-height: 100%; position: relative; background: var(--blue); overflow: hidden; isolation: isolate; }
.cover-art::before { content: ""; position: absolute; inset: 7%; border: 1px solid rgba(241,229,201,.35); border-radius: 50%; }
.cover-art::after { content: ""; position: absolute; width: 62%; aspect-ratio: 1; border: 1px dashed rgba(241,229,201,.45); border-radius: 50%; left: 18%; top: 15%; transform: rotate(-8deg); }
.cover-art img { position: absolute; z-index: 2; width: min(88%,780px); height: 90%; object-fit: contain; object-position: 50% 100%; left: 2%; bottom: 31px; filter: drop-shadow(0 24px 18px rgba(5,15,45,.3)); }
.cover-art figcaption { position: absolute; z-index: 4; left: 0; right: 0; bottom: 0; display: flex; justify-content: space-between; background: var(--paper); border-top: 1px solid var(--ink); padding: 10px 14px; font-size: 9px; }
.route-lines i { position: absolute; z-index: 0; width: 62%; height: 2px; background: var(--paper); left: 48%; top: 43%; transform-origin: left center; opacity: .7; }
.route-lines i::after { content: ""; position: absolute; right: 0; top: -6px; width: 12px; height: 12px; border-top: 2px solid var(--paper); border-right: 2px solid var(--paper); transform: rotate(45deg); }
.route-lines i:nth-child(1) { transform: rotate(-45deg); }
.route-lines i:nth-child(2) { transform: rotate(-15deg); }
.route-lines i:nth-child(3) { transform: rotate(15deg); }
.route-lines i:nth-child(4) { transform: rotate(45deg); }
.stamp { position: absolute; left: 41%; top: 24px; z-index: 5; width: 98px; aspect-ratio: 1; border: 2px solid var(--rust); border-radius: 50%; display: grid; place-items: center; text-align: center; font-size: 9px; line-height: 1.2; letter-spacing: .08em; color: var(--rust); transform: translateX(-50%) rotate(-8deg); background: rgba(241,229,201,.9); }

.signal-strip { max-width: 1500px; margin: 18px auto 92px; color: var(--paper); border: 1px solid rgba(241,229,201,.5); display: grid; grid-template-columns: repeat(4,1fr); }
.signal-strip div { min-height: 124px; padding: 18px; border-right: 1px solid rgba(241,229,201,.36); display: grid; grid-template-columns: 40px 1fr; align-content: start; gap: 12px; }
.signal-strip div:last-child { border-right: 0; }
.signal-strip span { opacity: .55; font-family: var(--serif); font-size: 25px; }
.signal-strip b { font-size: 10px; letter-spacing: .08em; padding-top: 7px; }
.signal-strip small { grid-column: 2; opacity: .72; font-size: 9px; max-width: 180px; }

.document-layout { max-width: 1260px; margin: 0 auto; display: grid; grid-template-columns: 210px 1fr; gap: 30px; align-items: start; }
.contents { position: sticky; top: 22px; color: var(--paper); border-top: 1px solid currentColor; padding-top: 12px; }
.contents > img { width: 86px; height: 80px; object-fit: contain; display: block; margin: 0 0 28px auto; }
.contents > p { font-size: 10px; letter-spacing: .12em; margin: 0 0 20px; }
.contents nav { display: grid; }
.contents nav a { padding: 10px 0; border-bottom: 1px solid rgba(241,229,201,.28); font-size: 10px; text-transform: uppercase; letter-spacing: .05em; display: flex; gap: 12px; opacity: .65; transition: opacity .2s, padding .2s; }
.contents nav a:hover, .contents nav a.is-active { opacity: 1; padding-left: 7px; }
.contents nav span { opacity: .55; }
.contents-note { margin-top: 42px; font-family: var(--serif); font-style: italic; font-size: 21px; line-height: 1.08; max-width: 176px; }
.document { display: grid; gap: 32px; }
.chapter { min-height: 900px; position: relative; padding: clamp(30px,6vw,86px); overflow: hidden; }
.chapter::after { content: ""; position: absolute; width: 30px; height: 30px; top: 0; right: 0; background: linear-gradient(225deg,var(--blue) 50%,rgba(150,135,105,.5) 51%,var(--paper) 53%); }
.chapter-mark { border-top: 1px solid var(--ink); padding-top: 9px; font-size: 10px; letter-spacing: .1em; margin-bottom: clamp(80px,12vh,140px); }
.chapter h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(52px,7vw,92px); line-height: .86; letter-spacing: -.035em; margin: 0 0 70px; }
.chapter h2 i { color: var(--blue); font-weight: 400; }
.folio { position: absolute; bottom: 22px; left: clamp(30px,6vw,86px); right: clamp(30px,6vw,86px); padding-top: 10px; border-top: 1px solid var(--line); font-size: 9px; letter-spacing: .12em; }
.large-copy { font-family: var(--serif); font-size: clamp(38px,5.2vw,72px); line-height: .96; max-width: 820px; margin: 0 0 100px; }
.two-col { columns: 2; column-gap: 60px; max-width: 800px; }
.two-col p { break-inside: avoid; margin-top: 0; }
.chapter blockquote { margin: 110px 0 0 auto; max-width: 540px; color: var(--blue); font-family: var(--serif); font-style: italic; font-size: clamp(36px,5vw,64px); line-height: .9; }

.problem-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.problem-grid > div { padding: 24px; border-right: 1px solid var(--ink); min-height: 260px; }
.problem-grid > div:last-child { border-right: 0; }
.problem-grid strong { color: var(--blue); font-size: 10px; }
.problem-grid h3 { font-family: var(--serif); font-size: 34px; font-weight: 400; margin: 54px 0 14px; }
.problem-grid p { font-size: 11px; }
.margin-note { margin: 70px 0 0 auto; max-width: 320px; font-family: var(--serif); font-style: italic; font-size: 28px; line-height: 1; }
.title-row { display: grid; grid-template-columns: 1.3fr .7fr; gap: 50px; align-items: end; }
.definition { border-top: 1px solid var(--ink); padding-top: 14px; font-family: var(--serif); font-size: 23px; line-height: 1.1; margin-bottom: 76px; }
.definition span { display: block; font-family: var(--mono); font-size: 9px; color: var(--blue); margin-bottom: 18px; }
.route-diagram { display: grid; grid-template-columns: 110px 1fr 120px; align-items: center; min-height: 270px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.route-source { background: var(--ink); color: var(--paper); padding: 18px; aspect-ratio: 1; display: flex; flex-direction: column; justify-content: space-between; }
.route-source span { font-size: 9px; }
.route-source b { line-height: 1; }
.route-diagram svg { width: 100%; height: 220px; overflow: visible; }
.route-diagram path { fill: none; stroke: var(--blue); stroke-width: 2; }
.route-diagram circle { fill: var(--paper); stroke: var(--ink); stroke-width: 2; }
.route-targets { height: 220px; display: grid; align-content: space-around; font-size: 9px; }
.policy-anatomy { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 70px; }
.policy-anatomy p { border-left: 1px solid var(--line); padding-left: 16px; }
.policy-anatomy b { display: block; font-family: var(--serif); color: var(--blue); font-size: 42px; font-weight: 400; }
.policy-anatomy span { font-size: 9px; }

.architecture { background-color: var(--ink); color: var(--paper); }
.architecture::after { background: linear-gradient(225deg,var(--blue) 50%,#333 51%,var(--ink) 53%); }
.architecture h2 i { color: var(--paper); }
.architecture-stack { max-width: 650px; }
.arch-card { border: 1px solid var(--paper); padding: 22px; display: grid; grid-template-columns: 40px 1fr; gap: 8px; }
.arch-card b { font-family: var(--serif); font-size: 34px; font-weight: 400; }
.arch-card small { grid-column: 2; opacity: .7; }
.arch-card.cobalt { background: var(--blue); }
.arch-arrow { text-align: center; padding: 18px; font-size: 9px; }
.arch-split { display: grid; grid-template-columns: repeat(4,1fr); }
.arch-split span { border: 1px solid var(--paper); border-top: 0; padding: 18px 8px; text-align: center; font-size: 9px; }
.execution-list { list-style: none; margin: 70px 0 0 auto; padding: 0; max-width: 500px; }
.execution-list li { border-top: 1px solid rgba(241,229,201,.35); padding: 13px 0; display: grid; grid-template-columns: 46px 1fr; }
.execution-list span { opacity: .55; }
.architecture .folio { border-color: rgba(241,229,201,.35); }

.lab-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; }
.total-badge { width: 126px; height: 126px; border: 2px solid var(--blue); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; transform: rotate(5deg); color: var(--blue); margin-bottom: 64px; transition: color .2s,border-color .2s; }
.total-badge span, .total-badge small { font-size: 8px; }
.total-badge b { font-family: var(--serif); font-size: 32px; font-weight: 400; line-height: 1; }
.total-badge:not(.is-valid) { color: var(--rust); border-color: var(--rust); }
.preset-row { display: flex; flex-wrap: wrap; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.preset { border: 0; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: transparent; padding: 10px 14px; cursor: pointer; font-size: 9px; }
.preset:hover, .preset.is-active { background: var(--blue); color: var(--paper); }
.allocation-lab { display: grid; grid-template-columns: 1.2fr .8fr; gap: 50px; margin-top: 45px; }
.sliders label { display: grid; grid-template-columns: 1fr 60px; align-items: center; gap: 12px; border-top: 1px solid var(--line); padding: 18px 0; font-size: 10px; }
.sliders output { text-align: right; font-family: var(--serif); font-size: 26px; }
.sliders input { grid-column: 1/-1; width: 100%; accent-color: var(--blue); }
.receipt { background: var(--ink); color: var(--paper); padding: 28px; min-height: 320px; display: flex; flex-direction: column; box-shadow: 11px 13px 0 var(--blue); transform: rotate(1.2deg); }
.receipt > p { margin: 0 0 35px; font-size: 9px; letter-spacing: .1em; }
.receipt div { display: flex; justify-content: space-between; border-top: 1px dotted rgba(241,229,201,.45); padding: 11px 0; font-size: 10px; }
.receipt b { font-family: var(--serif); font-size: 22px; font-weight: 400; }
.receipt small { margin-top: auto; color: #a7b9ff; }
.lab-note { margin-top: 60px; max-width: 660px; font-size: 10px; }
.safety-list { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--ink); }
.safety-list article { min-height: 160px; padding: 22px; border-bottom: 1px solid var(--ink); border-right: 1px solid var(--ink); display: grid; grid-template-columns: 38px 1fr; align-content: start; }
.safety-list article:nth-child(even) { border-right: 0; }
.safety-list span { color: var(--blue); font-size: 9px; }
.safety-list h3 { font-family: var(--serif); font-size: 29px; line-height: 1; font-weight: 400; margin: 0 0 14px; }
.safety-list p { grid-column: 2; margin: 0; font-size: 10px; }
.warning { margin-top: 70px; border: 2px solid var(--rust); color: var(--rust); padding: 15px; text-align: center; letter-spacing: .1em; transform: rotate(-1deg); }
.roadmap { display: grid; grid-template-columns: repeat(3,1fr); }
.roadmap article { border-top: 1px solid var(--ink); border-right: 1px solid var(--ink); padding: 22px; min-height: 220px; }
.roadmap article:last-child { border-right: 0; }
.roadmap span { color: var(--blue); font-family: var(--serif); font-size: 42px; }
.roadmap h3 { font-size: 10px; margin: 45px 0 10px; }
.roadmap p { font-size: 10px; }
.mvp-card { margin: 70px 0 34px; border: 1px solid var(--ink); display: grid; grid-template-columns: 170px 1fr; }
.mvp-card > p { margin: 0; padding: 22px; background: var(--blue); color: var(--paper); }
.mvp-card ul { margin: 0; padding: 22px 22px 22px 44px; }
.mvp-card li { margin: 7px 0; }
.legal-note { font-size: 9px; max-width: 760px; }
.closing-logo { display: block; margin: 55px 0 0 auto; width: 150px; height: 140px; object-fit: contain; }
.closing-line { text-align: right; font-family: var(--serif); font-style: italic; font-size: 28px; margin: 4px 0 0; }

footer { max-width: 1260px; margin: 40px auto 0; padding: 20px 0 50px 240px; color: var(--paper); display: flex; justify-content: space-between; font-size: 9px; letter-spacing: .1em; }

@media (max-width: 980px) {
  .cover { grid-template-columns: 1fr; }
  .cover-copy { min-height: 620px; }
  .eyebrow { margin-bottom: 100px; }
  .cover-art { min-height: 620px; }
  .stamp { left: auto; right: 24px; top: 24px; transform: rotate(-8deg); }
  .signal-strip { grid-template-columns: repeat(2,1fr); }
  .signal-strip div:nth-child(2) { border-right: 0; }
  .signal-strip div:nth-child(-n+2) { border-bottom: 1px solid rgba(241,229,201,.36); }
  .document-layout { grid-template-columns: 1fr; }
  .contents { display: none; }
  footer { padding-left: 0; }
}

@media (max-width: 680px) {
  .utility-meta { display: none; }
  .utility-bar { grid-template-columns: auto 1fr; }
  .utility-actions { grid-column: 2; min-width: 0; gap: 12px; }
  .utility-actions button { display: none; }
  .wordmark span { display: none; }
  main { padding: 10px; }
  .cover { max-width: 100%; }
  .stamp { left: auto !important; right: 18px !important; transform: rotate(-8deg); }
  .cover-copy { min-height: 520px; padding: 28px; }
  .cover h1 { font-size: 86px; }
  .cover h1 { font-size: 86px; }
  .cover-details { display: grid; justify-content: start; gap: 4px; font-size: 8px; }
  .cover-art { min-height: 500px; }
  .cover-art img { width: 98%; left: -9%; }
  .signal-strip { grid-template-columns: 1fr; }
  .signal-strip div { border-right: 0; border-bottom: 1px solid rgba(241,229,201,.36); }
  .chapter { min-height: 760px; padding: 28px 24px 74px; }
  .chapter-mark { margin-bottom: 70px; }
  .chapter h2 { font-size: 54px; }
  .two-col { columns: 1; }
  .problem-grid, .policy-anatomy, .safety-list, .roadmap { grid-template-columns: 1fr; }
  .problem-grid > div, .roadmap article, .safety-list article { border-right: 0; }
  .title-row, .allocation-lab { grid-template-columns: 1fr; }
  .route-diagram { grid-template-columns: 76px 1fr 76px; }
  .route-targets { font-size: 7px; }
  .lab-heading { display: block; }
  .total-badge { margin: 0 0 40px auto; }
  .mvp-card { grid-template-columns: 1fr; }
  footer { padding: 20px 10px 40px; gap: 20px; }
}

@media print {
  @page { size: A4 portrait; margin: 0; }
  html, body { width: 210mm; margin: 0; background: var(--blue); print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .ink-noise, .utility-bar, .signal-strip, .contents, footer { display: none !important; }
  main { padding: 0; }
  .document-layout, .document { display: block; width: 210mm; max-width: none; margin: 0; }
  .cover, .chapter { page-break-after: always; break-after: page; box-shadow: none; }
  .cover { display: grid; grid-template-columns: 42% 58%; width: 210mm; height: 297mm; min-height: 297mm; max-width: none; margin: 0; }
  .cover-copy { min-height: 0; padding: 20mm 11mm 13mm 15mm; }
  .eyebrow { margin-bottom: 38mm; font-size: 7pt; }
  .cover h1 { font-size: 36pt; margin-bottom: 8mm; }
  .cover-thesis { font-size: 27pt; }
  .cover-details { font-size: 5pt; gap: 3mm; }
  .cover-art { min-height: 297mm; }
  .cover-art img { width: 96%; height: 86%; left: -7%; bottom: 9mm; }
  .cover-art figcaption { font-size: 5pt; padding: 2mm 3mm; }
  .stamp { left: 42%; right: auto; top: 8mm; width: 24mm; transform: translateX(-50%) rotate(-8deg); font-size: 5pt; }
  .chapter { width: 210mm; height: 297mm; min-height: 297mm; padding: 18mm 18mm 15mm; overflow: hidden; }
  .chapter-mark { margin-bottom: 20mm; font-size: 6pt; }
  .chapter h2 { font-size: 46pt; margin-bottom: 16mm; }
  .large-copy { font-size: 36pt; margin-bottom: 20mm; }
  .chapter blockquote { margin-top: 20mm; font-size: 32pt; }
  .problem-grid > div { min-height: 55mm; }
  .policy-anatomy { margin-top: 12mm; }
  .architecture .chapter-mark { margin-bottom: 12mm; }
  .architecture h2 { margin-bottom: 10mm; }
  .execution-list { margin-top: 13mm; }
  .lab .chapter-mark { margin-bottom: 10mm; }
  .lab h2 { margin-bottom: 10mm; }
  .allocation-lab { margin-top: 9mm; gap: 9mm; }
  .sliders label { padding: 3mm 0; }
  .receipt { min-height: 68mm; box-shadow: 3mm 3mm 0 var(--blue); }
  .lab-note { margin-top: 10mm; }
  .token .chapter-mark { margin-bottom: 9mm; }
  .token h2 { font-size: 38pt; margin-bottom: 0; }
  .token .definition { font-size: 15pt; margin-bottom: 0; }
  .token .title-row { gap: 12mm; margin-bottom: 9mm; }
  .token .two-col { column-gap: 12mm; margin-bottom: 9mm; }
  .token .safety-list article { min-height: 26mm; padding: 4mm; }
  .token .warning { margin-top: 7mm; }
  .safety .chapter-mark, .launch .chapter-mark { margin-bottom: 12mm; }
  .safety h2, .launch h2 { margin-bottom: 11mm; }
  .warning, .mvp-card { margin-top: 11mm; }
  .closing-logo { width: 24mm; height: 22mm; margin-top: 7mm; }
  .closing-line { font-size: 17pt; }
  .document { gap: 0; }
}