/* Extends the approved ivory / Cormorant / Manrope editorial system. */
.site-navigation { align-self: stretch; }
.site-header__inner { position: relative; }
.areas-nav { align-self: stretch; }
.areas-nav > summary { display: flex; gap: .55rem; align-items: center; min-height: var(--header-height); padding: 0; color: var(--page-ink); font: 500 .68rem/1.5 Manrope, sans-serif; letter-spacing: .11em; text-transform: uppercase; cursor: pointer; list-style: none; }
.areas-nav > summary::-webkit-details-marker { display: none; }
.site-navigation > a, .areas-nav > summary { font-size: .75rem; }
.areas-nav > summary svg { width: 12px; height: 12px; transition: transform .2s ease; }
.areas-nav[open] > summary svg { transform: rotate(180deg); }
.areas-nav[open] > summary, .areas-nav[data-current] > summary { color: var(--page-accent); }
.areas-panel { position: absolute; top: 100%; right: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; width: min(46rem, calc(100vw - 3rem)); padding: 1.25rem; background: var(--page-surface); box-shadow: 0 20px 32px rgb(0 0 0 / .12); animation: areas-enter .18s ease-out; }
.site-navigation .areas-panel a { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: .4rem; min-height: 100px; padding: 1rem; color: var(--page-ink); font-size: 1rem; line-height: 1.5; letter-spacing: normal; text-transform: none; }
.site-navigation .areas-panel a::after { display: none; }
.areas-panel strong { font-weight: 600; }
.areas-panel span { color: var(--page-ink-soft); font-size: 1rem; }
.site-navigation .areas-panel a:is(:hover, :focus-visible, [aria-current="page"]) { background: var(--page-surface-soft); }
.areas-nav > summary:focus-visible, .areas-panel a:focus-visible { outline: 2px solid var(--page-accent); outline-offset: 3px; }
@keyframes areas-enter { from { opacity: .5; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

.activity-map, .chapter-page { --chapter-blue: #eaf0f2; --chapter-ink: #193746; }
html[data-theme="dark"] :is(.activity-map, .chapter-page) { --chapter-blue: var(--page-surface-soft); --chapter-ink: var(--page-ink); }
html[data-contrast="true"] :is(.activity-map, .chapter-page) { --chapter-blue: var(--page-surface); --chapter-ink: var(--page-ink); }
.activity-map { padding-block: var(--section-space); }
.activity-map__intro { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 3rem; margin-bottom: 3rem; }
.activity-map h2, .chapter-page h1, .chapter-page h2, .chapter-page h3 { font-family: "Cormorant Garamond", Georgia, serif; font-weight: 500; letter-spacing: -.025em; text-wrap: balance; }
.activity-map h2 { max-width: 17ch; margin: 0; font-size: clamp(2.75rem, 5vw, 5rem); line-height: 1; }
.activity-map__intro p { max-width: 37ch; margin: 0; color: var(--page-ink-soft); font-size: 1.125rem; line-height: 1.75; }
.map-index { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-bottom: 3rem; }
.map-index a { display: inline-flex; align-items: center; min-height: 44px; color: var(--page-ink); font-size: 1rem; text-underline-offset: .3em; }
.map-worlds { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1.5rem; }
.map-world { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 1.5rem; padding: clamp(1.75rem, 4vw, 3.5rem); background: var(--page-surface); color: var(--page-ink); scroll-margin-top: calc(var(--header-height) + 1.5rem); }
.map-world h3 { margin: 0; font: 500 clamp(2rem, 3.6vw, 3.75rem)/1.05 "Cormorant Garamond", Georgia, serif; letter-spacing: -.025em; text-wrap: balance; }
.map-world p { margin: 0; max-width: 47ch; font-size: 1.0625rem; line-height: 1.75; }
.map-world .map-hook { font: 500 clamp(1.375rem, 2.1vw, 2rem)/1.35 "Cormorant Garamond", Georgia, serif; max-width: 29ch; }
.map-world--rop { grid-row: span 2; justify-content: space-between; background: var(--chapter-blue); color: var(--chapter-ink); }
.map-world--rop h3 { max-width: 14ch; font-size: clamp(2.75rem, 4.5vw, 4.75rem); }
.map-world--rop .map-hook { font-size: clamp(1.75rem, 2.7vw, 2.625rem); line-height: 1.3; }
.map-world--myopia { background: var(--page-surface-soft); }
.map-world--doppler { grid-column: 1 / -1; display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 3rem; padding-block: clamp(3rem, 5vw, 5rem); }
.map-world--doppler h3 { max-width: 17ch; }
.map-world--doppler .map-hook { max-width: 34ch; }
.map-world__body { display: flex; flex-direction: column; align-items: flex-start; gap: 1.5rem; }
.map-link { display: inline-flex; align-items: center; gap: 1rem; min-height: 48px; padding-block: .4rem; color: inherit; font-size: 1rem; font-weight: 600; text-decoration: underline; text-underline-offset: .35em; }
.map-link svg { flex: 0 0 20px; width: 20px; height: 20px; transition: transform .25s ease; }
.map-link:hover svg { transform: translateX(5px); }
.map-world:focus-within { outline: 2px solid var(--page-accent); outline-offset: 5px; }
.map-world:has(.map-link:hover) h3 { color: var(--page-accent); }
.map-link:focus-visible, .map-index a:focus-visible, .chapter-page a:focus-visible { outline: 2px solid var(--page-accent); outline-offset: 5px; }
.map-destinations { margin-top: 4rem; display: grid; gap: 3rem; }
.map-invention { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.map-invention figure { margin: 0; }
.map-invention img { display: block; width: 100%; height: auto; }
.map-invention figcaption { margin-top: .75rem; font-size: 1rem; color: var(--page-ink-soft); line-height: 1.6; }
.map-invention .map-world { padding-inline: 0; background: transparent; }
.map-publications { display: grid; grid-template-columns: .65fr 1.35fr; align-items: start; gap: 3rem; padding: clamp(2rem, 4vw, 3.5rem); background: var(--chapter-blue); color: var(--chapter-ink); }
.map-publications .map-hook { max-width: 37ch; font-size: clamp(1.5rem, 2.6vw, 2.5rem); }

.chapter-breadcrumb { padding-block: 1.75rem; }
.chapter-breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem .65rem; list-style: none; padding: 0; margin: 0; font-size: 1rem; line-height: 1.6; }
.chapter-breadcrumb li { display: flex; align-items: center; gap: .65rem; }
.chapter-breadcrumb li + li::before { content: "/"; color: var(--page-ink-soft); }
.chapter-breadcrumb a { color: var(--page-ink); min-height: 44px; display: inline-flex; align-items: center; text-underline-offset: .25em; }
.chapter-page h1 { max-width: 18ch; margin: 0; font-size: clamp(2.75rem, 5.5vw, 5.75rem); line-height: 1; overflow-wrap: normal; hyphens: auto; }
.chapter-hero { padding-block: 3rem 5rem; }
.chapter-hero__layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.chapter-hero__copy { min-width: 0; }
.chapter-subtitle { margin: 1.75rem 0 1rem; color: var(--page-accent); font-size: 1.25rem; line-height: 1.6; }
.chapter-lead { max-width: 54ch; margin: 0 0 1.5rem; color: var(--page-ink-soft); font-size: 1.125rem; line-height: 1.8; }
.chapter-hook { margin: 0; padding: clamp(1.75rem, 3.5vw, 3.5rem); background: var(--chapter-blue); color: var(--chapter-ink); font: 500 clamp(1.625rem, 2.6vw, 2.5rem)/1.35 "Cormorant Garamond", Georgia, serif; }
.chapter-page--children .chapter-hook { background: var(--page-surface-soft); color: var(--page-ink); }
.chapter-page--myopia .chapter-hero__layout { grid-template-columns: 1fr; gap: 2.5rem; }
.chapter-page--myopia h1 { max-width: none; }
.chapter-page--myopia .chapter-hero__copy { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 4rem; align-items: start; }
.chapter-page--myopia .chapter-hero__copy h1 { grid-row: span 2; }
.chapter-page--myopia .chapter-subtitle { margin-top: 0; }
.chapter-page--myopia .chapter-hero__copy .map-link { justify-self: start; }
.chapter-page--myopia .chapter-hook { max-width: 44ch; margin-left: 18%; }
.chapter-page--doppler .chapter-hero__layout { grid-template-columns: 1fr; }
.chapter-page--doppler h1 { max-width: 23ch; }
.chapter-page--doppler .chapter-hero__copy { max-width: 65rem; }
.chapter-page--doppler .chapter-hook { width: min(100%, 50rem); justify-self: end; }
.chapter-introduction { padding-block: 4rem; background: var(--page-surface); }
.chapter-reading { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; }
.chapter-page h2 { margin: 0; font-size: clamp(2rem, 3.3vw, 3.25rem); line-height: 1.1; }
.chapter-page h3 { margin: 0 0 1rem; font-size: clamp(1.75rem, 2.5vw, 2.375rem); line-height: 1.15; }
.chapter-reading p, .chapter-evidence p, .chapter-plan p { margin: 0; max-width: 65ch; font-size: 1.0625rem; line-height: 1.8; }
.chapter-plan { padding-block: 5rem; }
.chapter-plan__heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 1rem 2rem; margin-bottom: 2rem; }
.chapter-state { color: var(--page-accent); font-size: 1rem; }
.chapter-plan__grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 1.5rem; }
.chapter-plan article { min-width: 0; padding: 1.75rem; background: var(--page-surface-soft); }
.chapter-plan article:first-child { background: var(--chapter-blue); color: var(--chapter-ink); }
.chapter-evidence { padding-block: 4rem; background: var(--page-surface); }
.chapter-evidence .map-link { margin-top: 1rem; }
.chapter-related { padding-block: 5rem; }
.chapter-related h2 { max-width: 25ch; margin-bottom: 2rem; }
.chapter-related ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.chapter-related a { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 72px; padding: 1.25rem; color: var(--page-ink); background: var(--page-surface-soft); text-decoration: none; font-size: 1rem; line-height: 1.6; }
.chapter-related a:is(:hover, :focus-visible) { background: var(--chapter-blue); }
.chapter-related a svg { width: 20px; height: 20px; flex-shrink: 0; }
.chapter-related > .section-shell > .map-link { margin-top: 1.5rem; }
@media (max-width: 1000px) {
  .activity-map__intro { grid-template-columns: 1fr; gap: 1.5rem; }
  .activity-map__intro p { max-width: 58ch; }
  .chapter-hero__layout { grid-template-columns: 1fr; gap: 2rem; }
  .chapter-hook { max-width: 42ch; }
  .chapter-plan__grid { grid-template-columns: 1fr; }
  .chapter-plan article { display: grid; grid-template-columns: .8fr 1.2fr; gap: 2rem; }
  .chapter-plan article h3 { margin: 0; }
}
@media (max-width: 820px) {
  .site-navigation > a, .areas-nav > summary { font-size: .875rem; }
  .site-navigation { max-height: calc(100dvh - var(--header-height)); overflow-y: auto; overscroll-behavior: contain; gap: .25rem; }
  .areas-nav > summary { justify-content: center; min-height: 52px; }
  .areas-panel { position: static; width: 100%; grid-template-columns: 1fr; gap: 0; padding: .5rem; box-shadow: none; background: var(--page-surface-soft); }
  .site-navigation .areas-panel a { min-height: 80px; border: 0; text-align: left; }
  .site-navigation .areas-panel a:is(:hover, :focus-visible, [aria-current="page"]) { background: var(--page-surface); }
  .map-worlds { grid-template-columns: 1fr 1fr; }
  .map-world--rop { grid-column: 1 / -1; grid-row: auto; display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 2rem; }
  .map-world--rop > .map-link { grid-column: 1 / -1; }
  .map-world--doppler { grid-template-columns: 1fr; gap: 1.5rem; }
  .map-world--doppler h3 { max-width: 24ch; }
  .map-invention { grid-template-columns: 1fr; gap: 1rem; }
  .map-invention figure { max-width: 38rem; }
  .map-publications, .chapter-reading { grid-template-columns: 1fr; gap: 1.5rem; }
  .chapter-page--myopia .chapter-hero__copy { grid-template-columns: 1fr; gap: 1rem; }
  .chapter-page--myopia .chapter-hero__copy h1 { grid-row: auto; }
  .chapter-page--myopia .chapter-hook { margin-left: 0; }
}
@media (max-width: 560px) {
  .map-worlds { grid-template-columns: 1fr; gap: 1rem; }
  .map-world--rop { display: flex; }
  .map-world--rop, .map-world--doppler { grid-column: auto; }
  .map-world { padding: 1.75rem; gap: 1.25rem; }
  .map-world h3 { font-size: 2.125rem; }
  .map-world--rop h3 { font-size: 2.75rem; }
  .map-world .map-hook { font-size: 1.5rem; }
  .map-index { gap: .25rem 1.125rem; margin-bottom: 2rem; }
  .map-destinations { margin-top: 2.5rem; gap: 2.5rem; }
  .map-invention .map-world { padding-block: 1rem; }
  .map-publications { padding: 1.75rem; }
  .chapter-hero { padding-block: 1rem 3rem; }
  .chapter-page h1 { font-size: clamp(2.25rem, 10vw, 3rem); }
  .chapter-breadcrumb { padding-block: 1.25rem; }
  .chapter-breadcrumb ol { font-size: .9375rem; }
  .chapter-subtitle { font-size: 1.125rem; }
  .chapter-hook { padding: 1.75rem; font-size: 1.625rem; }
  .chapter-plan article { display: block; padding: 1.5rem; }
  .chapter-plan article h3 { margin-bottom: 1rem; }
  .chapter-related ul { grid-template-columns: 1fr; }
  .chapter-introduction, .chapter-evidence { padding-block: 3rem; }
  .chapter-plan, .chapter-related { padding-block: 3.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  .areas-panel { animation: none; }
  .areas-nav > summary svg, .map-link svg { transition: none; }
}