:root {
  color-scheme: light;
  --paper: #e5e3db;
  --sheet: #f2f1eb;
  --inset: #d8d9d4;
  --ink: #20221f;
  --muted: #4e5352;
  --blue: #263b9b;
  --blue-hover: #1d2d75;
  --blue-wash: #dce1ed;
  --rule: #a4a79f;
  --serif: Baskerville, 'Iowan Old Style', 'Palatino Linotype', Palatino, serif;
  --sans: 'Trebuchet MS', 'Lucida Grande', 'Segoe UI', sans-serif;
  --pill: 999px;
}
* { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: 24px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 18px; line-height: 1.65; }
::selection { background: var(--blue); color: var(--sheet); }
a { color: var(--blue); text-decoration-thickness: .08em; text-underline-offset: .2em; }
a:hover { color: var(--blue-hover); text-decoration-thickness: .13em; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
p { margin: 0 0 20px; max-width: 66ch; }
h1, h2, h3, h4, h5, h6 { font-family: var(--serif); font-weight: 600; line-height: 1.12; text-wrap: balance; }
h1 { margin: 20px 0 24px; font-size: clamp(2.5rem, 5.2vw, 4.5rem); letter-spacing: -.025em; }
h2 { margin: 0 0 24px; font-size: clamp(2rem, 3vw, 2.75rem); letter-spacing: -.015em; }
h3 { margin: 0 0 16px; font-size: 1.625rem; }
img { display: block; max-width: 100%; height: auto; border-radius: 20px; filter: grayscale(1); mix-blend-mode: multiply; }
figure { margin: 0; }
ul, ol { font-size: inherit; padding-left: 24px; }
.skip-link { position: absolute; top: 12px; left: 24px; z-index: 20; padding: 12px 24px; min-height: 48px; background: var(--blue); color: var(--sheet); border-radius: var(--pill); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); color: var(--sheet); }
.site-header { margin-inline: 24px; border-bottom: 4px double var(--ink); }
.site-header__inner { position: relative; max-width: 1232px; margin: auto; padding: 20px 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-header__brand { display: flex; align-items: center; gap: 14px; min-height: 64px; color: var(--ink); text-decoration: none; font-family: var(--serif); font-size: 1.875rem; font-weight: 600; line-height: 1.1; }
.site-header__mark { display: grid; place-items: center; width: 40px; height: 48px; flex: 0 0 40px; border: 2px solid var(--blue); border-radius: 20px; color: var(--blue); }
.site-header__mark::before { content: '✳'; font-size: 28px; font-weight: 400; }
.site-header__subline { display: block; margin-top: 6px; color: var(--muted); font-family: var(--sans); font-size: 16px; font-weight: 400; }
.topic-nav { flex: 0 0 auto; }
.topic-nav__toggle { display: flex; justify-content: center; align-items: center; gap: 16px; list-style: none; cursor: pointer; padding: 12px 20px; min-height: 48px; border: 2px solid var(--blue); border-radius: var(--pill); color: var(--blue); background: var(--sheet); font-size: 16px; }
.topic-nav__toggle::-webkit-details-marker { display: none; }
.topic-nav__toggle:hover { background: var(--blue-wash); }
.topic-nav__disclosure[open] .topic-nav__toggle > span { transform: rotate(45deg); }
.topic-nav__disclosure:not([open]) .topic-nav__panel { display: none; }
.topic-nav__panel { position: absolute; z-index: 10; top: calc(100% - 4px); left: 0; right: 0; display: grid; gap: 24px; padding: 24px; border: 2px solid var(--blue); border-radius: 24px; background: var(--sheet); box-shadow: 0 12px 0 #20221f12; max-height: calc(100dvh - 140px); overflow-y: auto; }
.topic-nav__cluster { min-width: 0; }
.topic-nav__heading { color: var(--ink); margin: 0 0 8px; font-family: var(--serif); font-size: 1.375rem; }
.topic-nav__list { list-style: none; margin: 0; padding: 0; }
.topic-nav__link { display: block; min-width: 44px; min-height: 48px; padding: 10px 12px; border-radius: 16px; text-decoration: underline; }
.topic-nav__link:hover, .topic-nav__link[aria-current] { background: var(--blue-wash); color: var(--blue); }
.eyebrow { display: table; margin: 0 0 20px; padding: 6px 14px; border-radius: var(--pill); background: var(--blue-wash); color: var(--blue); font-size: 16px; line-height: 1.5; }
.hero { max-width: 1280px; margin: auto; padding: 40px 24px 32px; display: grid; gap: 32px; }
.hero__copy { min-width: 0; }
.hero__highlight { color: var(--blue); }
.hero__lead { max-width: 48ch; font-size: 1.25rem; line-height: 1.55; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.pill { display: inline-flex; align-items: center; justify-content: center; gap: 12px; max-width: 100%; min-height: 48px; padding: 12px 22px; border: 2px solid var(--blue); border-radius: var(--pill); font-size: 16px; line-height: 1.5; text-align: center; text-decoration: none; }
.pill--primary { color: var(--sheet); background: var(--blue); font-weight: 700; }
.pill--primary:hover { color: var(--sheet); background: var(--blue-hover); border-color: var(--blue-hover); }
.pill--quiet { background: var(--sheet); }
.pill--quiet:hover { background: var(--blue-wash); }
.hero__caption { padding-left: 18px; border-left: 3px solid var(--blue); color: var(--muted); max-width: 44ch; font-size: 16px; }
.hero__figure { width: 100%; max-width: 400px; justify-self: center; align-self: center; padding: 20px 24px 24px; background: var(--inset); border-radius: 28px; }
.hero__image { width: 100%; max-height: 280px; aspect-ratio: 6 / 5; object-fit: contain; }
.hero__figure figcaption { max-width: 30ch; margin: 12px auto 0; text-align: left; font-size: 16px; color: var(--muted); }
.signal-band { margin: 16px 24px 48px; padding: 16px 0; border-block: 2px solid var(--ink); }
.signal-band__track { max-width: 1232px; margin-inline: auto; }
.signal-band__words { display: block; text-align: center; font-size: 18px; color: var(--blue); }
.signal-band__words[aria-hidden] { display: none; }
.home__body { max-width: 1280px; padding: 0 24px 72px; margin: auto; }
.briefing { max-width: 840px; margin: 0 auto 64px; }
.conversation { margin: 28px 0; padding: 24px; border-top: 4px solid var(--blue); border-radius: 20px; background: var(--blue-wash); }
.conversation__label { color: var(--blue); font-size: 16px; font-weight: 700; line-height: 1.45; margin: 0 0 14px; }
.conversation__question { font-family: var(--serif); font-size: 1.625rem; line-height: 1.2; margin-bottom: 16px; text-wrap: balance; }
.conversation p:last-child { margin-bottom: 0; }
.route-map { margin-bottom: 64px; }
.route-map__grid { display: grid; gap: 24px; }
.route-card { display: flex; flex-direction: column; gap: 18px; min-width: 0; padding: 28px; border-radius: 24px; background: var(--sheet); color: var(--ink); text-decoration: none; transition: background-color .15s ease; }
.route-card:hover { background: var(--blue-wash); color: var(--ink); }
.route-card__label { align-self: start; padding: 4px 12px; border-radius: var(--pill); background: var(--blue-wash); color: var(--blue); font-size: 16px; }
.route-card__title { max-width: 22ch; margin: 0; font-size: 1.875rem; text-decoration: underline; text-decoration-color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: .16em; }
.route-card__copy { margin: 0; color: var(--muted); }
.route-card__arrow { display: grid; place-items: center; align-self: flex-end; width: 44px; height: 44px; border-radius: 50%; background: var(--blue); color: var(--sheet); font-size: 1.5rem; margin-top: auto; }
.decision-strip { padding: 28px; border-radius: 24px; margin-bottom: 64px; background: var(--inset); }
.decision-strip__links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.note-link { display: inline-flex; align-items: center; min-height: 48px; padding: 12px 0; margin: 0 16px 8px 0; gap: 8px; max-width: 100%; overflow-wrap: anywhere; }
.field-page { max-width: 1280px; margin: auto; padding: 24px 24px 72px; }
.field-page__intro { position: relative; margin: 0 0 40px; }
.field-page__back { display: inline-flex; align-items: center; min-height: 48px; padding: 12px 0; margin-bottom: 24px; font-size: 16px; }
.field-page__intro h1 { max-width: 22ch; }
.field-page__intro > p:not(.eyebrow) { max-width: 56ch; font-size: 1.25rem; }
.field-page__urgent { max-width: 960px; margin-bottom: 32px; }
.chapter-art { max-width: 260px; margin: 24px 0 0; padding: 16px; background: var(--inset); border-radius: 24px; }
.chapter-art img { aspect-ratio: 6 / 5; object-fit: contain; }
.reading-layout { display: grid; gap: 32px; }
.reading-layout__body { min-width: 0; max-width: 840px; }
.chapter-nav { border-radius: 24px; background: var(--sheet); padding: 10px 22px; align-self: start; }
.chapter-nav__toggle { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 48px; padding: 12px 0; cursor: pointer; list-style: none; color: var(--blue); font-size: 18px; }
.chapter-nav__toggle::-webkit-details-marker { display: none; }
.chapter-nav__disclosure[open] .chapter-nav__toggle > span { transform: rotate(45deg); }
.chapter-nav__list { margin: 0; padding: 0; list-style: none; }
.chapter-nav__link { display: flex; align-items: center; min-height: 48px; padding: 12px 0; font-size: 16px; text-decoration: underline; border-bottom: 1px solid var(--rule); }
.chapter-nav__list li:last-child .chapter-nav__link { border: 0; }
.chapter { padding: 32px 0; border-top: 2px solid var(--rule); }
.chapter > p { max-width: 66ch; }
.chapter--urgent { padding: 28px; border: 3px solid var(--blue); border-radius: 24px; background: var(--sheet); margin-bottom: 32px; }
.urgent-line { font-size: 1.25rem; font-weight: 700; color: var(--blue); }
.check-steps { list-style: none; margin: 0; padding: 0; }
.check-steps__item { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding: 24px 0; border-top: 1px solid var(--rule); }
.check-steps__marker { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; color: var(--sheet); background: var(--blue); font-family: var(--serif); font-size: 1.375rem; }
.check-steps__body { min-width: 0; }
.check-steps__body .conversation { margin-block: 24px 8px; padding: 20px; }
.cost-sheet { margin: 0; }
.cost-sheet__row { padding: 24px 0; border-top: 1px solid var(--rule); display: grid; gap: 8px; }
.cost-sheet__row dt { font-weight: 700; font-size: 1.125rem; color: var(--blue); }
.cost-sheet__row dd { margin: 0; max-width: 60ch; }
.endnotes { padding: 32px 0; border-top: 3px double var(--ink); max-width: 840px; margin-inline: auto; }
.endnotes__label { margin-bottom: 16px; font-size: 16px; color: var(--muted); }
.endnotes h2 { font-size: 2rem; max-width: 32ch; }
.endnotes__list { list-style: none; margin: 0; padding: 0; }
.endnotes__item { padding: 8px 0 20px; border-bottom: 1px solid var(--rule); }
.endnotes__link { display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 12px 0; font-size: 18px; max-width: 100%; overflow-wrap: anywhere; }
.endnotes__item p { font-size: 16px; color: var(--muted); margin-bottom: 0; }
.next-note { padding: 24px; border-radius: 24px; background: var(--blue-wash); margin-top: 24px; }
.next-note__label { font-size: 16px; color: var(--muted); margin: 0; }
.next-note__link { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; padding: 12px 0; font-size: 1.25rem; }
.site-footer { padding: 32px 24px; border-top: 4px double var(--ink); background: var(--inset); }
.site-footer__inner { max-width: 1232px; margin: auto; display: grid; gap: 24px; }
.site-footer__statement { font-size: 16px; color: var(--muted); max-width: 58ch; margin: 0; }
.site-footer__nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.site-footer__link { display: inline-flex; align-items: center; min-height: 48px; padding: 12px 0; font-size: 16px; }
.missing-note { max-width: 840px; min-height: 60vh; padding: 64px 24px; margin: auto; }
.missing-note__links { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 32px; }
@media (max-width: 420px) {
  .site-header { margin-inline: 20px; }
  .site-header__inner { gap: 12px; }
  .site-header__brand { font-size: 1.625rem; }
  .site-header__mark { display: none; }
  .site-header__subline { font-size: 15px; }
  .topic-nav__toggle { padding-inline: 12px; gap: 8px; font-size: 15px; }
  .hero, .field-page { padding-inline: 20px; }
  .home__body { padding-inline: 20px; }
  .hero { padding-top: 32px; }
  .hero__actions { display: grid; }
  .conversation, .route-card, .decision-strip, .chapter--urgent { padding: 22px; }
  .check-steps__item { gap: 12px; }
  .check-steps__body .conversation { margin-left: -56px; }
}
@media (min-width: 640px) {
  .topic-nav__panel { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cost-sheet__row { grid-template-columns: 160px minmax(0, 1fr); gap: 24px; }
}
@media (min-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); align-items: center; gap: 56px; padding-block: 56px 40px; }
  .hero h1 { max-width: 18ch; }
  .route-map__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .reading-layout { grid-template-columns: 208px minmax(0, 1fr); gap: 40px; }
  .chapter-nav { position: sticky; top: 24px; }
  .field-page__intro { padding-block: 16px 32px; }
  .field-page__intro:has(.chapter-art) { padding-right: 320px; }
  .chapter-art { position: absolute; top: 64px; right: 0; margin: 0; width: 260px; }
  .site-footer__inner { grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 40px; }
  .topic-nav__panel { left: auto; right: 0; width: min(960px, calc(100vw - 48px)); }
}
@media (min-width: 1200px) {
  .site-header { margin-inline: max(24px, calc((100% - 1232px) / 2)); }
  .briefing { display: grid; grid-template-columns: minmax(0, 1fr) 248px; column-gap: 56px; max-width: 1040px; margin-left: 0; }
  .briefing > * { grid-column: 1; }
  .briefing > .conversation { grid-column: 2; grid-row: 2 / span 8; align-self: start; margin: 0; }
  .chapter:has(> .conversation) { display: grid; grid-template-columns: minmax(0, 1fr) 240px; column-gap: 32px; }
  .chapter:has(> .conversation) > * { grid-column: 1; }
  .chapter > .conversation { grid-column: 2; grid-row: 1 / span 10; align-self: start; margin: 0; padding: 20px; font-size: 16px; }
  .chapter > .conversation .conversation__question { font-size: 1.5rem; }
  .reading-layout__body { max-width: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  :root { color-scheme: light; }
  body { background: #fff; color: #111; font-size: 12pt; }
  .site-header, .chapter-nav, .signal-band, .hero__figure, .chapter-art, .site-footer__nav, .next-note, .field-page__back, .skip-link { display: none; }
  .hero, .reading-layout, .briefing, .chapter:has(> .conversation) { display: block; }
  .hero, .home__body, .field-page { max-width: none; padding: 0; }
  .field-page__intro:has(.chapter-art) { padding-right: 0; }
  .hero__highlight, .eyebrow, .conversation__label, .route-card__label, .urgent-line, .cost-sheet__row dt { color: #20221f; }
  .hero__caption, .endnotes__item p, .endnotes__label, .site-footer__statement, .route-card__copy { color: #333; }
  .conversation, .route-card, .chapter--urgent, .decision-strip { background: #fff; color: #111; border-color: #777; }
  .chapter > .conversation { width: auto; margin-block: 24px; }
  .route-card, .conversation { break-inside: avoid; }
  .site-footer { background: #fff; padding: 24px 0; }
  a { color: #111; }
}
