@layer reset, base, layout, modules, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, p, figure, ol, ul { margin: 0; }
  ol, ul { padding: 0; }
  img, svg { display: block; max-width: 100%; }
  table { border-collapse: collapse; }
  button, input, textarea, select { font: inherit; }
}

@layer base {
  :root {
    --paper: #f2f0e9;
    --ink: #11110f;
    --red: #ef3e23;
    --blue: #1147d8;
    --line: rgba(17,17,15,.28);
    --soft: #d9d6cd;
    --sans: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
    --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    color: var(--ink);
    background: var(--paper);
    font-family: var(--sans);
    font-size: 17px;
  }
  body { min-width: 320px; background: var(--paper); line-height: 1.55; }
  body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .05; background-image: repeating-linear-gradient(0deg, transparent, transparent 3px, #000 4px); z-index: 20; }
  a { color: inherit; text-underline-offset: .2em; text-decoration-thickness: .08em; }
  a:hover { color: var(--red); }
  :focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
  p { max-width: 76ch; }
  h1, h2, h3, b, strong { font-weight: 800; }
  h1, h2 { letter-spacing: -.055em; line-height: .94; }
  h2 { max-width: 18ch; font-size: clamp(2.5rem, 5.2vw, 5.8rem); }
  h3 { line-height: 1.05; }
  small, [data-label], [data-index] { font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; }
  caption { text-align: left; font-family: var(--mono); font-size: .72rem; padding: .7rem 0; text-transform: uppercase; letter-spacing: .08em; }
  [data-skip] { position: fixed; top: .5rem; left: .5rem; z-index: 100; padding: .7rem 1rem; color: #fff; background: var(--blue); transform: translateY(-150%); }
  [data-skip]:focus { transform: none; }
}

@layer layout {
  [data-bar] { min-height: 68px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 2rem; padding: 0 2.3vw; border-bottom: 2px solid var(--ink); font-family: var(--mono); font-size: .69rem; letter-spacing: .08em; }
  [data-bar] > a { display: flex; gap: .8rem; align-items: center; text-decoration: none; }
  [data-bar] b { background: var(--ink); color: var(--paper); padding: .36rem .45rem; }
  main > article > section, [data-hero] { padding: clamp(3.5rem, 8vw, 9rem) max(4vw, calc((100vw - 1460px)/2)); border-bottom: 2px solid var(--ink); }
  [data-index] { margin-bottom: 2rem; padding-bottom: .6rem; max-width: none; border-bottom: 1px solid var(--ink); font-size: .72rem; }
  .lead { margin-top: 2rem; font-size: clamp(1.15rem, 1.6vw, 1.45rem); line-height: 1.45; }
  section > p:not([data-index]) { margin-top: 1.5rem; }
  section > h2 + p { font-size: 1.08rem; }
  [data-footer] { display: grid; grid-template-columns: auto 1fr auto; align-items: end; gap: 2rem; padding: 2.5rem 4vw; background: var(--ink); color: var(--paper); }
  [data-footer] b { font-size: 3rem; line-height: 1; }
  [data-footer] p { font-family: var(--mono); font-size: .66rem; line-height: 1.6; }
}

@layer modules {
  [data-hero] { padding-top: 2.2rem; background: linear-gradient(90deg, transparent calc(50% - 1px), var(--line) 50%, transparent calc(50% + 1px)); }
  [data-hero] nav { display: flex; gap: .7rem; font-family: var(--mono); font-size: .7rem; text-transform: uppercase; }
  [data-hero-grid] { display: grid; grid-template-columns: 2fr 1fr; gap: 5vw; align-items: end; min-height: 64vh; padding: 4rem 0 3rem; }
  [data-hero-grid] h1 { font-size: clamp(4.3rem, 10.4vw, 10.8rem); }
  [data-hero-grid] h1 span:first-of-type { color: var(--red); }
  [data-hero-grid] h1 span:last-of-type { color: var(--blue); }
  [data-hero-grid] aside { padding-top: 1rem; border-top: 8px solid var(--blue); }
  [data-hero-grid] aside b { display: block; margin-bottom: 1rem; font-family: var(--mono); font-size: .72rem; }
  [data-prime-flow], [data-shortcut], [data-reverse] { display: grid; grid-template-columns: 1fr auto 1.2fr auto 1fr; align-items: stretch; margin-top: 2rem; border: 2px solid var(--ink); background: var(--paper); }
  [data-prime-flow] > div, [data-shortcut] > div, [data-reverse] > div { min-height: 150px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 1.5rem; }
  [data-prime-flow] > i, [data-shortcut] > i, [data-reverse] > i { align-self: center; font: normal 2rem var(--mono); }
  [data-prime-flow] b { font-size: 2.4rem; }
  [data-prime-flow] small { font-size: .58rem; }
  [data-prime-flow] [data-core] { background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: .85rem; }
  [data-prime-flow] figcaption { grid-column: 1/-1; padding: .8rem; border-top: 2px solid var(--ink); font: .7rem var(--mono); }

  [data-split] { display: grid; grid-template-columns: 1fr .7fr 1fr; margin-top: 3rem; border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
  [data-split] article { padding: 2rem 2rem 2rem 0; }
  [data-split] article:last-child { padding-left: 2rem; }
  [data-split] h3 { margin-bottom: 1.5rem; font: .8rem var(--mono); }
  [data-ratio] { display: grid; grid-template-columns: auto auto; align-content: center; justify-content: center; column-gap: .7rem; padding: 2rem; color: #fff; background: var(--blue); }
  [data-ratio] b { font-size: 3rem; line-height: .8; }
  [data-ratio] i { grid-column: 1/-1; text-align: center; font-style: normal; }
  [data-ratio] small { grid-column: 1/-1; margin-top: 1rem; font-size: .55rem; }
  [data-side-note] { display: grid; grid-template-columns: .7fr 1fr 1fr; gap: 3rem; margin-top: 3rem; }

  [data-branch] { margin-top: 3rem; display: grid; grid-template-columns: auto 3vw 1fr 3vw auto; align-items: center; }
  [data-trunk] { writing-mode: vertical-rl; padding: 1rem .7rem; color: #fff; background: var(--ink); font-size: 1.4rem; }
  [data-branch] > i { height: 2px; background: var(--ink); }
  [data-routes] { display: grid; grid-template-columns: repeat(3,1fr); border: 2px solid var(--ink); }
  [data-route] { min-width: 0; padding: 1.5rem; border-right: 1px solid var(--ink); }
  [data-route]:last-child { border-right: 0; }
  [data-route] header { display: flex; justify-content: space-between; gap: 1rem; font-family: var(--mono); }
  [data-route] header span { font-size: 2rem; }
  [data-route] header small { font-size: .54rem; text-align: right; }
  [data-route] h3 { margin: 4rem 0 1rem; font-size: 1.5rem; }
  [data-route] footer { margin-top: 2rem; padding-top: .7rem; border-top: 1px solid var(--ink); font: .6rem var(--mono); }

  [data-dual] { display: grid; grid-template-columns: 1fr 1fr; margin: 3rem 0; border: 2px solid var(--ink); }
  [data-dual] article { position: relative; padding: 2rem; }
  [data-dual] article + article { color: #fff; background: var(--ink); }
  [data-dual] article > span { position: absolute; right: 1rem; top: .5rem; font-size: 5rem; line-height: 1; opacity: .15; }
  [data-dual] h3 { font-size: 2rem; }
  [data-dual] ol { margin: 2rem 0 0 1.2rem; }
  [data-table-wrap] { max-width: 100%; overflow-x: auto; margin-top: 3rem; }
  table { width: 100%; min-width: 760px; border-top: 3px solid var(--ink); font-size: .84rem; }
  th, td { padding: .85rem .8rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
  thead { background: var(--ink); color: var(--paper); font: .68rem var(--mono); }
  tbody th { width: 20%; font-family: var(--mono); }
  [data-distinction] { display: grid; grid-template-columns: 1fr 3fr; gap: 2rem; margin-top: 2rem; padding: 1.5rem; border-left: 12px solid var(--red); background: #fff; }
  [data-distinction] b { font: .7rem var(--mono); }
  [data-distinction] p { margin: 0; }

  [data-mint-flow], [data-clock] { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 4rem; border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
  [data-mint-flow] > div, [data-clock] > div { position: relative; padding: 1.5rem 1rem; min-height: 230px; border-right: 1px solid var(--ink); }
  [data-mint-flow] > div:last-of-type, [data-clock] > div:last-child { border-right: 0; }
  [data-mint-flow] span, [data-clock] span { display: block; margin-bottom: 4rem; color: var(--red); font: 2.2rem var(--mono); }
  [data-mint-flow] b, [data-clock] b { display: block; margin-bottom: .7rem; }
  [data-mint-flow] p, [data-clock] p { font-size: .8rem; }
  [data-mint-flow] figcaption { grid-column: 1/-1; padding: .8rem 0; font: .68rem var(--mono); }

  [data-entities] { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 1rem; align-items: center; margin-top: 3rem; }
  [data-entities] article { min-height: 220px; padding: 1.4rem; border: 2px solid var(--ink); }
  [data-entities] article:nth-of-type(3) { background: var(--blue); color: #fff; }
  [data-entities] span { display: block; margin-bottom: 5rem; font: .7rem var(--mono); }
  [data-entities] > i { writing-mode: vertical-rl; font: normal .54rem var(--mono); }
  [data-criteria] { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 3rem; list-style: none; border-top: 2px solid var(--ink); }
  [data-criteria] li { min-height: 160px; padding: 1rem; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); font-size: .82rem; }
  [data-criteria] span { display: block; margin-bottom: 3rem; color: var(--blue); font: 1.5rem var(--mono); }
  [data-matrix] { min-width: 1100px; }
  [data-matrix] small { display: block; margin-top: .5rem; color: var(--red); font-size: .48rem; }
  [data-recommended] { background: #fff; box-shadow: inset 6px 0 var(--red); }

  [data-unit="shortcut"] { background: var(--blue); color: #fff; }
  [data-unit="shortcut"] > header { display: flex; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.6); margin-bottom: 2rem; padding-bottom: .7rem; font: .72rem var(--mono); }
  [data-unit="shortcut"] h2 { max-width: 12ch; }
  [data-unit="shortcut"] a { color: #fff; font-weight: 800; }
  [data-shortcut] { color: var(--ink); }
  [data-shortcut] > div:nth-of-type(2) { background: var(--red); color: #fff; font-weight: 800; }
  [data-shortcut] small, [data-reverse] small { display: block; margin-top: .5rem; font-size: .55rem; }

  [data-fee-stack] { max-width: 900px; margin: 3rem auto 0; border: 2px solid var(--ink); }
  [data-fee-stack] > div { display: grid; grid-template-columns: auto 1fr 2fr; gap: 1.5rem; padding: 1rem; border-bottom: 1px solid var(--ink); }
  [data-fee-stack] span { color: var(--red); font: 1.5rem var(--mono); }
  [data-fee-stack] footer { padding: 1rem; background: var(--ink); color: var(--paper); font: .72rem var(--mono); }
  [data-clock] { grid-template-columns: repeat(5,1fr); }
  [data-clock] > div:nth-child(3) { background: var(--soft); }
  [data-risk-map] { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 3rem; border: 2px solid var(--ink); }
  [data-risk-core] { grid-column: 2/4; grid-row: 2/4; display: grid; place-content: center; text-align: center; color: #fff; background: var(--red); font-size: 2rem; font-weight: 800; }
  [data-risk-core] small { font-size: .55rem; }
  [data-risk-map] article { min-height: 180px; padding: 1rem; border: 1px solid var(--ink); }
  [data-risk-map] article span { display: block; margin-bottom: 2.5rem; color: var(--blue); font: 1.4rem var(--mono); }
  [data-risk-map] article p { font-size: .76rem; }
  [data-proof-head] { display: grid; grid-template-columns: 2fr 1fr; gap: 3rem; align-items: end; margin-bottom: 5rem; }
  [data-proof-head] strong { display: flex; flex-direction: column; align-items: center; justify-content: center; aspect-ratio: 1; color: #fff; background: var(--blue); font-size: clamp(4rem, 10vw, 10rem); letter-spacing: -.08em; }
  [data-proof-head] small { font-size: .55rem; letter-spacing: .12em; }
  [data-proof-list] { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 3rem; list-style: none; border-top: 2px solid var(--ink); }
  [data-proof-list] li { padding: 1rem; border-right: 1px solid var(--ink); }
  [data-proof-list] span { color: var(--red); font: 1.5rem var(--mono); }
  [data-proof-list] p { margin-top: 3rem; font-size: .84rem; }
  [data-reverse] { margin-top: 3rem; }
  [data-reverse] > div:nth-of-type(2) { background: var(--ink); color: #fff; }
  [data-match] { display: grid; grid-template-columns: 1fr auto 1fr; gap: 2rem; align-items: center; margin-top: 3rem; padding: 2rem; border: 2px solid var(--ink); text-align: center; font: .8rem var(--mono); }
  [data-match] i { color: var(--red); font-size: 3rem; font-style: normal; }
  [data-user-steps] { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 3rem; list-style: none; counter-reset: none; border: 2px solid var(--ink); }
  [data-user-steps] li { min-height: 210px; padding: 1rem; border: 1px solid var(--ink); }
  [data-user-steps] span { display: block; margin-bottom: 4rem; color: var(--red); font: 2rem var(--mono); }
  [data-decisions] { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 3rem; border: 2px solid var(--ink); }
  [data-decisions] article { display: flex; flex-direction: column; min-height: 350px; padding: 1.4rem; border-right: 1px solid var(--ink); }
  [data-decisions] article:last-child { border-right: 0; }
  [data-decisions] ul { margin: 2rem 0 2rem 1rem; }
  [data-decisions] strong { margin-top: auto; padding-top: 1rem; border-top: 3px solid var(--red); font: .7rem var(--mono); }
  [data-faq] { margin-top: 3rem; border-top: 2px solid var(--ink); }
  [data-faq] details { border-bottom: 1px solid var(--ink); }
  [data-faq] summary { display: grid; grid-template-columns: auto 1fr auto; gap: 2rem; align-items: center; padding: 1.2rem 0; cursor: pointer; list-style: none; }
  [data-faq] summary::-webkit-details-marker { display: none; }
  [data-faq] summary span { font: .8rem var(--mono); }
  [data-faq] summary h3 { font-size: clamp(1.15rem, 2vw, 1.7rem); }
  [data-faq] summary i { font-size: 2rem; font-style: normal; }
  [data-faq] details[open] summary i { transform: rotate(45deg); }
  [data-faq] details > p { padding: 0 4rem 1.5rem; }
  [data-unit="conclusion"] { background: var(--ink); color: var(--paper); }
  [data-final] { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; margin-top: 4rem; border: 2px solid var(--paper); text-align: center; }
  [data-final] > * { padding: 2rem 1rem; }
  [data-final] b { color: var(--red); font-size: 1.4rem; }
  [data-final] small { grid-column: 1/-1; border-top: 1px solid var(--paper); font-size: .6rem; }
}

@layer responsive {
  @media (max-width: 1100px) {
    [data-routes] { grid-template-columns: 1fr; }
    [data-route] { border-right: 0; border-bottom: 1px solid var(--ink); }
    [data-route] h3 { margin-top: 2rem; }
    [data-mint-flow], [data-clock] { grid-template-columns: repeat(3,1fr); }
    [data-entities] { grid-template-columns: 1fr 1fr; }
    [data-entities] > i { display: none; }
    [data-criteria] { grid-template-columns: repeat(3,1fr); }
  }
  @media (max-width: 800px) {
    :root { font-size: 16px; }
    [data-bar] { grid-template-columns: 1fr auto; }
    [data-bar] p { display: none; }
    [data-hero] { background: none; }
    [data-hero-grid] { grid-template-columns: 1fr; min-height: auto; }
    [data-hero-grid] h1 { font-size: clamp(3.8rem, 19vw, 7rem); }
    [data-hero-grid] aside { max-width: 34rem; }
    [data-prime-flow], [data-shortcut], [data-reverse] { grid-template-columns: 1fr; }
    [data-prime-flow] > i, [data-shortcut] > i, [data-reverse] > i { padding: .3rem; transform: rotate(90deg); }
    [data-prime-flow] figcaption { grid-column: 1; }
    [data-split], [data-side-note], [data-dual], [data-proof-head], [data-decisions] { grid-template-columns: 1fr; }
    [data-split] article, [data-split] article:last-child { padding: 1.5rem 0; }
    [data-side-note] { gap: 1rem; }
    [data-branch] { grid-template-columns: 1fr; }
    [data-branch] > i { height: 2rem; width: 2px; justify-self: center; }
    [data-trunk] { writing-mode: horizontal-tb; text-align: center; }
    [data-distinction] { grid-template-columns: 1fr; }
    [data-mint-flow], [data-clock] { grid-template-columns: 1fr 1fr; }
    [data-mint-flow] > div, [data-clock] > div { min-height: 180px; }
    [data-entities], [data-criteria], [data-proof-list], [data-user-steps] { grid-template-columns: 1fr 1fr; }
    [data-risk-map] { grid-template-columns: 1fr 1fr; }
    [data-risk-core] { grid-column: 1/3; grid-row: auto; min-height: 180px; }
    [data-proof-head] strong { max-width: 320px; }
    [data-match], [data-fee-stack] > div { grid-template-columns: 1fr; }
    [data-decisions] article { min-height: 280px; border-right: 0; border-bottom: 1px solid var(--ink); }
    [data-final] { grid-template-columns: 1fr; }
    [data-final] i { padding: .25rem; transform: rotate(90deg); }
    [data-final] small { grid-column: 1; }
  }
  @media (max-width: 480px) {
    [data-bar] { padding: 0 1rem; }
    [data-bar] > a span { display: none; }
    main > article > section, [data-hero] { padding-left: 1rem; padding-right: 1rem; }
    h2 { font-size: 2.8rem; }
    [data-hero-grid] { padding-top: 2rem; }
    [data-hero-grid] h1 { font-size: 4rem; overflow-wrap: normal; }
    [data-prime-flow] > div, [data-shortcut] > div, [data-reverse] > div { min-height: 110px; }
    [data-routes] { border-width: 1px; }
    [data-mint-flow], [data-clock], [data-entities], [data-criteria], [data-proof-list], [data-user-steps] { grid-template-columns: 1fr; }
    [data-risk-map] { grid-template-columns: 1fr; }
    [data-risk-core] { grid-column: 1; }
    [data-faq] summary { gap: .8rem; }
    [data-faq] details > p { padding-left: 2.3rem; padding-right: .2rem; }
    [data-footer] { grid-template-columns: 1fr auto; }
    [data-footer] p { grid-column: 1/-1; }
  }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
  @media print { [data-bar], [data-footer], body::before { display: none; } body { background: white; } }
}