:root {
  color-scheme: light;
  font-family: Optima, Candara, "Segoe UI", "Trebuchet MS", sans-serif;
  color: #103a5c;
  background: #eef1f4;
  font-synthesis: none;
  --ink: #103a5c;
  --paper: #eef1f4;
  --soft-ink: #3d566b;
  --rule: #a1b2c1;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; font-size: 18px; line-height: 1.65; }
button, select { font: inherit; }
button, select, a { -webkit-tap-highlight-color: #c3d6e6; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .23em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible, select:focus-visible {
  outline: 3px solid #8a4e17;
  outline-offset: 5px;
}
[tabindex="-1"]:focus { outline: none; }
[hidden] { display: none !important; }
p { margin: 0 0 1.15rem; }
h1, h2, h3, h4 { font-weight: 500; line-height: 1.12; margin: 0; text-wrap: balance; }
h2 { font-size: clamp(27px, 2.3vw, 34px); letter-spacing: -.035em; }
h3, h4 { font-size: 25px; margin: 2.4rem 0 1rem; letter-spacing: -.025em; }
cite { font-style: italic; }

[data-role="skip-link"] {
  position: absolute;
  left: 1rem;
  top: .5rem;
  z-index: 10;
  transform: translateY(-200%);
  min-height: 48px;
  padding: .5rem 1rem;
  background: var(--ink);
  color: var(--paper);
}
[data-role="skip-link"]:focus { transform: translateY(0); }
[data-role="masthead"] {
  margin: 0 auto;
  max-width: 1328px;
  padding: 28px 0 25px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-bottom: 1px solid var(--ink);
}
[data-role="wordmark"] {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 58px;
  text-decoration: none;
  font-size: 26px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -.02em;
}
[data-role="wordmark-note"] {
  display: block;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: .01em;
  margin-top: 5px;
}
[data-role="mark"] { display: block; width: 26px; height: 42px; border: 1px solid var(--ink); border-right: 7px solid var(--ink); transform: skewY(-11deg); }
[data-role="masthead-note"] { font-size: 16px; margin: 0; color: var(--soft-ink); }
[data-role="masthead-link"] { display: flex; align-items: center; gap: 22px; min-height: 48px; font-size: 16px; text-decoration: none; border-bottom: 1px solid var(--rule); }
[data-role="masthead-link"]:hover { border-color: var(--ink); }
[data-role="eyebrow"] { font-size: 16px; line-height: 1.45; font-weight: 600; letter-spacing: .075em; margin-bottom: 20px; }
[data-role="page-grid"] { display: grid; grid-template-columns: 194px minmax(0, 1fr); gap: 48px; margin: 0 auto; max-width: 1328px; padding: 48px 0 0; }
[data-role="contents"] { align-self: start; position: sticky; top: 28px; }
[data-role="anchor-rail"] { border-top: 3px solid var(--ink); padding-top: 20px; }
[data-role="anchor-rail"] a { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 50px; padding: 10px 0; font-size: 16px; line-height: 1.4; text-decoration: none; border-bottom: 1px solid var(--rule); }
[data-role="anchor-rail"] a span { flex-shrink: 0; }
[data-role="anchor-rail"] a:hover, [data-role="anchor-rail"] a[aria-current] { font-weight: 600; }
[data-role="jump-menu"] { margin-top: 28px; }
[data-role="jump-menu"] label { display: block; margin-bottom: 10px; font-size: 16px; }
[data-role="jump-controls"] { display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; }
select { min-width: 0; width: 100%; min-height: 48px; border: 1px solid var(--rule); border-radius: 0; color: var(--ink); background: var(--paper); font-size: 16px; padding: 8px 6px; }
button { min-height: 46px; border: 1px solid var(--ink); border-radius: 0; background: var(--ink); color: var(--paper); cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: space-between; padding: 8px 14px; }
button:hover { background: #224e70; }
[data-role="rail-note"] { font-size: 16px; line-height: 1.55; color: var(--soft-ink); margin-top: 28px; }
main { min-width: 0; }
[data-role="opening"] { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 28px; padding: 0 0 42px; }
h1 { font-size: clamp(42px, 4.55vw, 67px); letter-spacing: -.045em; line-height: 1.06; margin: 24px 0 28px; }
h1 span { font-style: italic; font-weight: 400; }
[data-role="standfirst"] { font-size: 21px; line-height: 1.55; max-width: 48ch; }
[data-role="reading-link"] { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 50px; font-size: 18px; border-bottom: 1px solid var(--ink); text-decoration: none; padding: 6px 0; }
[data-role="reading-link"]:hover { border-bottom-width: 2px; }
[data-role="opening-art"] { margin: 0; align-self: end; padding-bottom: 6px; }
[data-role="opening-art"] figcaption { font-size: 16px; color: var(--soft-ink); line-height: 1.5; padding-top: 12px; border-top: 1px solid var(--rule); margin-top: 22px; }
[data-role="flat-illustration"] { width: 100%; aspect-ratio: 1 / 1.07; position: relative; overflow: hidden; isolation: isolate; background: #dce4eb; }
[data-art] { position: absolute; display: block; }
[data-art="circle"] { width: 68%; aspect-ratio: 1; border-radius: 50%; background: #b4c9d8; top: 11%; left: 13%; }
[data-art="path"] { width: 42%; height: 33%; border: 1px dashed #406989; border-right: 0; border-bottom: 0; border-radius: 50% 0 0 0; left: -9%; bottom: 5%; transform: rotate(8deg); }
[data-art="page-left"] { width: 33%; height: 45%; background: var(--ink); left: 15%; top: 36%; transform: skewY(12deg); }
[data-art="page-left"]::after { content: ""; position: absolute; inset: 0 3% 4% 0; background: var(--paper); border: 1px solid var(--ink); }
[data-art="page-right"] { width: 34%; height: 45%; background: var(--ink); left: 48%; top: 36%; transform: skewY(-12deg); }
[data-art="page-right"]::after { content: ""; position: absolute; inset: 0 0 4% 3%; background: #fff; border: 1px solid var(--ink); }
[data-art="fold"] { top: 42%; height: 37%; width: 1px; left: 48%; background: #8aa9bd; }
[data-art="bookmark"] { z-index: 1; background: #6b8da8; width: 5%; height: 31%; left: 62%; top: 34%; transform: skewY(-12deg); clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 89%, 0 100%); }
[data-art="lens"] { z-index: 3; width: 39%; aspect-ratio: 1; border-radius: 50%; border: 12px solid var(--ink); background: #edf3f799; top: 17%; left: 36%; }
[data-art="lens"]::after { content: ""; position: absolute; width: 29%; height: 29%; border: 2px solid #fff; border-bottom: 0; border-right: 0; border-radius: 90% 0 0 0; left: 17%; top: 17%; }
[data-art="handle"] { z-index: 2; width: 9%; height: 34%; background: var(--ink); top: 43%; left: 66%; transform: rotate(-35deg); transform-origin: top center; }
[data-art="dot"] { width: 12px; height: 12px; border-radius: 50%; background: var(--ink); bottom: 14%; left: 8%; }
[data-role="first-answer"] { background: var(--ink); color: var(--paper); padding: 27px 34px 23px; margin-bottom: 64px; border-left: 5px solid #6b8da8; }
[data-role="first-answer"] [data-role="eyebrow"] { margin-bottom: 12px; color: #cfdeea; }
[data-role="first-answer"] p:not([data-role="eyebrow"]) { max-width: 76ch; font-size: 20px; line-height: 1.6; margin-bottom: 10px; }
[data-role="first-answer"] [data-role="source-link"] { border-color: #7b99b0; }
[data-role="first-answer"] a:focus-visible { outline-color: var(--paper); }
[data-role="source-link"] { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; max-width: 100%; min-height: 48px; padding: 7px 0; font-size: 16px; line-height: 1.5; border-bottom: 1px solid var(--rule); text-decoration: none; margin: 2px 0 10px; }
[data-role="source-link"] span { flex-shrink: 0; }
[data-role="source-link"]:hover { border-bottom-width: 2px; }
[data-role="field-note"] { display: grid; grid-template-columns: minmax(0, .74fr) minmax(0, 1.7fr); column-gap: 50px; border-top: 1px solid var(--ink); padding: 34px 0 58px; scroll-margin-top: 28px; }
[data-role="note-heading"] [data-role="eyebrow"] { color: var(--soft-ink); margin-bottom: 16px; }
[data-role="note-heading"] h2[data-role="eyebrow"] { text-wrap: wrap; }
[data-role="note-heading"] h3 { font-size: clamp(27px, 2.3vw, 34px); letter-spacing: -.035em; margin: 0; }
[data-role="note-copy"] { min-width: 0; max-width: 70ch; }
[data-role="note-copy"] > :first-child { margin-top: 0; }
[data-role="drop-cap"]::first-letter { float: left; font-size: 76px; line-height: .9; padding: 8px 9px 0 0; font-weight: 500; }
[data-role="attribution"] { font-size: 16px; line-height: 1.55; color: var(--soft-ink); margin: 20px 0 0; }
[data-role="cost-prompt"] { border-left: 3px solid var(--ink); padding: 15px 0 5px 24px; margin: 26px 0 28px; }
[data-role="cost-prompt"] [data-role="eyebrow"] { font-size: 16px; margin-bottom: 10px; }
[data-role="cost-prompt"] p:last-child { font-size: 23px; line-height: 1.45; font-style: italic; }
[data-role="question-lines"] { margin-top: 26px; border-top: 1px solid var(--rule); }
[data-role="question-lines"] p { font-size: 21px; line-height: 1.5; margin: 0; padding: 18px 0 25px; border-bottom: 1px solid var(--rule); }
[data-role="closing-thought"] { font-size: 22px; line-height: 1.55; margin-top: 32px; font-style: italic; }
[data-role="footer"] { max-width: 1328px; margin: 0 auto; border-top: 1px solid var(--ink); padding: 28px 0 34px; display: flex; align-items: center; justify-content: space-between; gap: 48px; }
[data-role="footer"] p { font-size: 16px; line-height: 1.6; max-width: 76ch; margin: 0; }
[data-role="footer"] a { display: inline-flex; align-items: center; gap: 24px; min-height: 48px; flex-shrink: 0; font-size: 16px; text-decoration: none; border-bottom: 1px solid var(--rule); padding: 6px 0; }
[data-role="missing-page"] { max-width: 760px; margin: 94px auto 100px; min-height: 40vh; }
[data-role="missing-page"] h1 { font-style: italic; margin-bottom: 28px; }
[data-role="missing-note"] > a { margin-right: 24px; }

@media (max-width: 1439px) {
  [data-role="masthead"], [data-role="page-grid"], [data-role="footer"] { margin-left: 40px; margin-right: 40px; }
  [data-role="page-grid"] { gap: 36px; grid-template-columns: 180px minmax(0, 1fr); }
  [data-role="field-note"] { gap: 32px; grid-template-columns: minmax(0, .65fr) minmax(0, 1.7fr); }
}
@media (max-width: 1100px) {
  [data-role="masthead-note"] { display: none; }
  [data-role="page-grid"] { grid-template-columns: 164px minmax(0, 1fr); gap: 30px; }
  [data-role="opening"] { grid-template-columns: minmax(0, 1fr); }
  [data-role="opening-art"] { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 24px; align-items: end; }
  [data-role="flat-illustration"] { aspect-ratio: 1; }
  [data-role="opening-art"] figcaption { margin-bottom: 24px; }
  [data-role="field-note"] { grid-template-columns: minmax(0, 1fr); }
  [data-role="note-heading"] { margin-bottom: 30px; max-width: 550px; }
  [data-role="footer"] { align-items: start; gap: 28px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 20px; }
  body { font-size: 18px; }
  [data-role="masthead"], [data-role="page-grid"], [data-role="footer"] { margin-left: 22px; margin-right: 22px; }
  [data-role="masthead"] { padding: 22px 0; }
  [data-role="wordmark"] { font-size: 24px; gap: 12px; }
  [data-role="masthead-link"] { display: none; }
  [data-role="page-grid"] { display: flex; flex-direction: column; padding-top: 32px; gap: 34px; }
  [data-role="contents"] { order: 2; width: 100%; position: static; }
  main { display: contents; }
  [data-role="opening"] { order: 0; padding-bottom: 0; gap: 30px; }
  [data-role="opening-copy"] > [data-role="eyebrow"] { max-width: 30ch; margin-bottom: 18px; }
  h1 { font-size: clamp(40px, 10.8vw, 60px); margin: 20px 0 24px; }
  [data-role="standfirst"] { font-size: 20px; }
  [data-role="opening-art"] { grid-template-columns: 124px minmax(0, 1fr); gap: 18px; }
  [data-role="opening-art"] figcaption { margin: 0 0 14px; padding-top: 10px; }
  [data-art="lens"] { border-width: 5px; }
  [data-art="dot"] { width: 6px; height: 6px; }
  [data-role="first-answer"] { order: 1; padding: 24px 22px 20px; margin: 0; }
  [data-role="first-answer"] p:not([data-role="eyebrow"]) { font-size: 19px; }
  [data-role="anchor-rail"] { padding-top: 17px; }
  [data-role="anchor-rail"] [data-role="eyebrow"] { margin-bottom: 10px; }
  [data-role="anchor-rail"] a { min-height: 48px; }
  [data-role="jump-menu"] { margin-top: 22px; }
  [data-role="jump-controls"] { grid-template-columns: minmax(0, 1fr) 72px; }
  [data-role="rail-note"] { display: none; }
  [data-role="field-note"] { order: 3; width: 100%; display: block; padding: 30px 0 15px; }
  [data-role="note-heading"] { margin-bottom: 28px; }
  [data-role="note-heading"] h2:not([data-role="eyebrow"]), [data-role="note-heading"] h3 { font-size: 32px; max-width: 21ch; }
  [data-role="source-link"] { width: 100%; gap: 18px; }
  [data-role="footer"] { display: block; margin-top: 40px; padding: 26px 0 28px; }
  [data-role="footer"] a { margin-top: 18px; }
  [data-role="missing-page"] { margin: 64px 22px 76px; }
  [data-role="missing-note"] > a { margin-right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  html { scroll-behavior: auto; }
  body { background: #fff; color: #103a5c; font-size: 16px; }
  [data-role="contents"], [data-role="masthead-link"], [data-role="reading-link"], [data-role="skip-link"], [data-role="footer"] a { display: none; }
  [data-role="page-grid"] { display: block; }
  main { display: block; }
  [data-role="opening"] { display: block; }
  [data-role="opening-art"] { display: none; }
  h1 { font-size: 42px; }
  [data-role="first-answer"] { background: #fff; color: var(--ink); border: 1px solid var(--ink); margin: 30px 0; }
  [data-role="first-answer"] [data-role="eyebrow"] { color: var(--ink); }
  [data-role="field-note"] { display: block; padding: 24px 0; }
  [data-role="note-heading"] { margin-bottom: 20px; }
  h2, h3, h4 { break-after: avoid; }
  p { orphans: 3; widows: 3; }
}