:root {
  color-scheme: dark;
  --ink: #080a09;
  --ink-soft: #101411;
  --ink-raised: #151b17;
  --bone: #e7e7de;
  --bone-dim: #b9bdb4;
  --mineral: #7d9183;
  --relation: #c9dfcd;
  --warm: #bba47a;
  --hairline: rgb(220 232 220 / 16%);
  --reading: #e9e8e0;
  --reading-ink: #191c19;
  --serif: Iowan Old Style, Baskerville, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  background: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--bone);
  background:
    radial-gradient(circle at 13% 8%, rgb(55 75 61 / 22%), transparent 34rem),
    radial-gradient(circle at 83% 35%, rgb(94 80 55 / 12%), transparent 40rem),
    var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 0.22em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: var(--ink);
  background: var(--relation);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 3rem, 1500px);
  margin: 0 auto;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--hairline);
}

.wordmark {
  display: inline-flex;
  gap: 0.72rem;
  align-items: center;
  font-size: 0.76rem;
  font-weight: 620;
  letter-spacing: 0.16em;
  text-decoration: none;
  text-transform: uppercase;
}

.wordmark-mark {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.wordmark-mark::after {
  position: absolute;
  inset: 0.19rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  transform: translate(0.22rem, -0.1rem);
}

.site-header nav {
  display: flex;
  gap: clamp(1rem, 3vw, 2.8rem);
  align-items: center;
  font-size: 0.73rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-header nav a {
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--relation);
}

.nav-read {
  padding: 0.48rem 0.75rem;
  border: 1px solid var(--hairline);
}

.threshold {
  width: min(100% - 3rem, 1500px);
  min-height: calc(100svh - 5rem);
  margin: 0 auto;
  padding: clamp(2.8rem, 7vh, 6rem) 0 3rem;
}

.threshold-heading {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(18rem, 1.25fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: clamp(-4.2rem, -5vw, -2rem);
  pointer-events: none;
}

.eyebrow {
  margin: 0;
  color: var(--mineral);
  font-size: 0.67rem;
  font-weight: 680;
  letter-spacing: 0.18em;
  line-height: 1.3;
  text-transform: uppercase;
}

.threshold h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(4.2rem, 10vw, 10rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.78;
}

.declaration {
  max-width: 31rem;
  margin: 1.4rem 0 0 auto;
  color: var(--bone-dim);
  font-family: var(--serif);
  font-size: clamp(1.12rem, 2vw, 1.55rem);
  line-height: 1.35;
}

.field-shell {
  --relation-progress: 0;
  --boundary-progress: 0;
  position: relative;
  isolation: isolate;
  min-height: min(68svh, 760px);
  overflow: hidden;
  border: 1px solid rgb(223 235 221 / 10%);
  border-radius: 45% 52% 44% 49% / 8% 9% 7% 10%;
  background:
    linear-gradient(120deg, rgb(255 255 255 / 2%), transparent 31%),
    radial-gradient(circle at 45% 58%, rgb(86 109 91 / 8%), transparent 40%),
    #090c0a;
  box-shadow: inset 0 0 8rem rgb(0 0 0 / 58%), 0 5rem 12rem rgb(0 0 0 / 38%);
}

.field-shell::before,
.field-shell::after {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  content: "";
  filter: blur(60px);
  opacity: 0.25;
  transition: opacity 900ms ease, transform 1600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.field-shell::before {
  width: 35%;
  height: 45%;
  top: 34%;
  left: 12%;
  background: #2f4b39;
  transform: rotate(-9deg) scale(0.7);
}

.field-shell::after {
  width: 38%;
  height: 43%;
  top: 13%;
  right: 10%;
  background: #594b33;
  transform: rotate(16deg) scale(0.7);
}

.field-shell[data-phase="related"]::before,
.field-shell[data-phase="traced"]::before,
.field-shell[data-phase="bounded"]::before,
.field-shell[data-phase="interior"]::before {
  opacity: 0.48;
  transform: rotate(-4deg) scale(1);
}

.field-shell[data-phase="traced"]::after,
.field-shell[data-phase="bounded"]::after,
.field-shell[data-phase="interior"]::after {
  opacity: 0.42;
  transform: rotate(8deg) scale(1.05);
}

.field-geometry {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.potential {
  fill: #617c68;
  filter: url(#field-blur);
  opacity: 0.06;
  transition: opacity 1000ms ease, transform 1300ms ease;
  transform-box: fill-box;
  transform-origin: center;
}

.potential-b {
  fill: #75684d;
}

[data-phase="related"] .potential,
[data-phase="traced"] .potential,
[data-phase="bounded"] .potential,
[data-phase="interior"] .potential {
  opacity: 0.18;
  transform: scale(1.12);
}

.relation-path,
.boundary-path,
.return-trace {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.relation-path {
  stroke: url(#path-light);
  stroke-width: 1.5;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  opacity: 0.84;
  transition: stroke-dashoffset 850ms cubic-bezier(0.22, 1, 0.36, 1), stroke-width 900ms ease;
}

.boundary-path {
  stroke: var(--relation);
  stroke-width: 1;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  opacity: 0.62;
  transition: stroke-dashoffset 950ms cubic-bezier(0.22, 1, 0.36, 1), opacity 1000ms ease;
}

.interior-field {
  fill: url(#interior-light);
  opacity: 0;
  transition: opacity 1200ms ease;
}

.endpoint,
.return-endpoint {
  fill: var(--relation);
  opacity: 0;
  transition: opacity 800ms ease, r 800ms ease;
}

[data-phase="traced"] .endpoint,
[data-phase="bounded"] .endpoint,
[data-phase="interior"] .endpoint {
  opacity: 0.82;
}

[data-phase="bounded"] .interior-field {
  opacity: 0.45;
}

[data-phase="interior"] .interior-field {
  opacity: 1;
}

.return-trace {
  stroke: var(--warm);
  stroke-width: 1;
  stroke-dasharray: 0.018 0.032;
  opacity: 0;
  transition: opacity 1400ms ease;
}

body.has-returned .return-trace {
  opacity: 0.5;
}

body.has-returned .return-endpoint {
  opacity: 0.62;
}

.field-control {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  cursor: crosshair;
  border: 0;
  outline: 0;
  background: transparent;
}

.field-control:focus-visible {
  outline: 1px solid var(--relation);
  outline-offset: -0.5rem;
}

.field-control:disabled {
  cursor: default;
}

.field-copy {
  position: absolute;
  z-index: 3;
  right: clamp(1.5rem, 4vw, 4rem);
  bottom: clamp(1.5rem, 4vw, 3.5rem);
  max-width: 24rem;
  text-align: right;
  pointer-events: none;
}

.field-instruction {
  margin: 0 0 0.25rem;
  color: var(--bone);
  font-size: 0.69rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.field-axiom {
  margin: 0;
  color: var(--bone-dim);
  font-family: var(--serif);
  font-size: clamp(1rem, 2vw, 1.35rem);
}

.field-index {
  position: absolute;
  z-index: 3;
  bottom: 2rem;
  left: 2rem;
  display: flex;
  gap: 0.65rem;
  align-items: center;
  color: var(--mineral);
  font-size: 0.56rem;
  letter-spacing: 0.12em;
  pointer-events: none;
}

.field-index i {
  display: block;
  width: 4rem;
  height: 1px;
  overflow: hidden;
  background: var(--hairline);
}

.field-index i::after {
  display: block;
  width: calc(var(--relation-progress) * 100%);
  height: 100%;
  background: var(--relation);
  content: "";
  transition: width 850ms ease;
}

.aperture {
  position: absolute;
  z-index: 6;
  top: 50%;
  left: 50%;
  display: flex;
  width: min(74%, 29rem);
  min-height: 12rem;
  padding: 1.35rem;
  align-items: center;
  justify-content: center;
  border: 1px solid rgb(211 230 214 / 28%);
  border-radius: 50%;
  background: rgb(10 15 11 / 62%);
  box-shadow: inset 0 0 4rem rgb(137 173 145 / 8%), 0 0 7rem rgb(145 179 151 / 8%);
  opacity: 0;
  pointer-events: none;
  text-align: center;
  text-decoration: none;
  transform: translate(-50%, -47%) scale(0.92);
  transition: opacity 1000ms ease 350ms, transform 1300ms cubic-bezier(0.16, 1, 0.3, 1) 200ms, border-color 350ms ease;
}

.aperture::before {
  position: absolute;
  inset: 0.75rem;
  border: 1px solid rgb(211 230 214 / 12%);
  border-radius: 50%;
  content: "";
}

.aperture span,
.aperture strong {
  position: absolute;
}

.aperture-kicker {
  top: 1.3rem;
  color: var(--mineral);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.aperture strong {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -0.05em;
}

.aperture-enter {
  bottom: 1.35rem;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

[data-phase="interior"] .aperture {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.aperture:hover,
.aperture:focus-visible {
  border-color: rgb(211 230 214 / 68%);
  outline: none;
}

.state-console {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--hairline);
}

.state-console > div {
  display: flex;
  gap: 0.8rem;
  align-items: baseline;
}

.state-console p {
  display: flex;
  gap: 0.6rem;
  margin: 0;
  align-items: baseline;
}

.state-console strong {
  font-size: 0.69rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.state-console p span {
  color: var(--mineral);
  font-family: var(--serif);
  font-size: 0.95rem;
}

.state-number {
  color: var(--mineral);
  font-size: 0.61rem;
  letter-spacing: 0.14em;
}

.reset-field {
  min-height: 2.75rem;
  padding: 0.65rem 0;
  cursor: pointer;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  color: var(--mineral);
  background: transparent;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.reset-field:hover,
.reset-field:focus-visible {
  color: var(--bone);
}

.world-introduction {
  display: grid;
  grid-template-columns: 0.18fr 0.82fr;
  width: min(100% - 3rem, 1280px);
  margin: 0 auto;
  padding: clamp(7rem, 14vw, 13rem) 0 7rem;
}

.section-number {
  color: var(--mineral);
  font-family: var(--serif);
  font-size: 1.5rem;
}

.world-lead {
  max-width: 67rem;
}

.world-lead h2 {
  max-width: 60rem;
  margin: 1.3rem 0 2rem;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 6vw, 6rem);
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.world-lead > p:last-child {
  max-width: 42rem;
  margin: 0;
  color: var(--bone-dim);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
}

.aperture-grid {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 6rem;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}

.aperture-grid article {
  min-height: 20rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.aperture-grid article > span,
.aperture-grid small {
  color: var(--mineral);
  font-size: 0.59rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.aperture-grid h3 {
  margin: 4rem 0 1rem;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}

.aperture-grid p {
  max-width: 28rem;
  color: var(--bone-dim);
}

.aperture-grid a {
  display: inline-block;
  margin-top: 1.5rem;
  color: var(--relation);
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.world-axioms {
  width: min(100% - 3rem, 1500px);
  margin: 0 auto;
  padding: 4rem 0 8rem;
  border-top: 1px solid var(--hairline);
}

.world-axioms p {
  margin: 0;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgb(220 232 220 / 7%);
  color: var(--bone-dim);
  font-family: var(--serif);
  font-size: clamp(1.7rem, 4.5vw, 4.5rem);
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  width: min(100% - 3rem, 1500px);
  margin: 0 auto;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--hairline);
  color: var(--mineral);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Reading surface */

.reading-surface {
  color-scheme: light;
  color: var(--reading-ink);
  background: var(--reading);
}

.article-header {
  color: var(--reading-ink);
  border-color: rgb(25 28 25 / 18%);
}

.article-header .wordmark-mark::after {
  background: transparent;
}

.article-header nav a:hover,
.article-header nav a:focus-visible {
  color: #486253;
}

.field-report {
  width: min(100% - 3rem, 1280px);
  margin: 0 auto;
}

.article-hero {
  min-height: min(84svh, 900px);
  padding: clamp(4rem, 11vh, 8rem) 0 3rem;
}

.article-metadata {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgb(25 28 25 / 25%);
}

.article-metadata > p:last-child {
  margin: 0;
  color: #586059;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-hero h1 {
  margin: clamp(3rem, 7vw, 6.5rem) 0 2rem;
  font-family: var(--serif);
  font-size: clamp(5rem, 14vw, 12rem);
  font-weight: 400;
  letter-spacing: -0.075em;
  line-height: 0.7;
}

.article-deck {
  max-width: 48rem;
  margin: 4rem 0 2rem auto;
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 2.3rem);
  line-height: 1.25;
}

.article-rule {
  display: flex;
  width: 100%;
  margin-top: 5rem;
  align-items: center;
}

.article-rule span {
  width: 68%;
  height: 1px;
  background: rgb(25 28 25 / 25%);
}

.article-rule i {
  display: block;
  width: 32%;
  height: 1rem;
  border-radius: 50%;
  background: #526b5b;
  filter: blur(5px);
}

.article-section {
  display: grid;
  grid-template-columns: minmax(9rem, 0.34fr) minmax(0, 0.66fr);
  gap: clamp(2rem, 6vw, 7rem);
  padding: clamp(5rem, 10vw, 10rem) 0;
  border-top: 1px solid rgb(25 28 25 / 20%);
}

.margin-note {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  color: #657067;
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  line-height: 1.45;
  text-transform: uppercase;
}

.margin-note span {
  font-family: var(--serif);
  font-size: 1rem;
}

.margin-note p {
  margin: 0;
}

.prose {
  max-width: 47rem;
}

.prose p {
  margin: 0 0 1.6em;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.15vw, 1.62rem);
  line-height: 1.6;
}

.prose h2 {
  margin: 0 0 2rem;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 1;
}

.dropcap::first-letter {
  float: left;
  margin: -0.06em 0.12em -0.05em 0;
  color: #3e5948;
  font-size: 5.1em;
  line-height: 0.82;
}

.listening-diagram {
  margin: 0;
  padding: clamp(2rem, 5vw, 4rem);
  color: var(--bone);
  background: #0c100d;
}

.diagram-heading {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
}

.diagram-heading h2 {
  max-width: 38rem;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 4.3rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}

.listening-diagram svg {
  display: block;
  width: 100%;
  margin: 3rem 0 1rem;
}

.room-boundary,
.soft-wall {
  fill: none;
  stroke: #809084;
  stroke-width: 2;
}

.soft-wall {
  stroke: #a8bba9;
  stroke-width: 9;
  stroke-dasharray: 5 10;
  opacity: 0.55;
}

.source-point {
  fill: #b9a378;
}

.listener-point {
  fill: none;
  stroke: #d9e4d8;
  stroke-width: 3;
}

.direct-signal,
.reflection {
  fill: none;
  stroke: #cbdacb;
  stroke-width: 2;
  marker-end: url(#arrow-soft);
}

.reflection {
  opacity: 0.48;
}

.reflection-faint {
  opacity: 0.16;
}

.reflection-warm {
  stroke: #b9a378;
}

.reflection-long {
  opacity: 0.28;
}

.listening-diagram text {
  fill: #809084;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 2px;
}

.listening-diagram figcaption {
  max-width: 40rem;
  color: #9aa69d;
  font-family: var(--serif);
  font-size: 1rem;
}

.metaphysical-seam {
  margin: 0 calc(50% - 50vw);
  padding: clamp(5rem, 11vw, 10rem) max(1.5rem, calc((100vw - 1120px) / 2));
  color: var(--bone);
  background:
    radial-gradient(circle at 78% 23%, rgb(98 119 101 / 22%), transparent 30rem),
    #0a0d0b;
}

.metaphysical-seam blockquote {
  max-width: 63rem;
  margin: 2rem 0 3rem;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 6vw, 6.2rem);
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.metaphysical-seam > p:not(.eyebrow) {
  max-width: 43rem;
  margin-left: auto;
  color: var(--bone-dim);
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.return-link {
  display: inline-block;
  margin: 4rem 0 0;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--mineral);
  color: var(--relation);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-decoration: none;
  text-transform: uppercase;
}

.article-footer {
  display: grid;
  grid-template-columns: 0.7fr 0.3fr;
  gap: 3rem;
  padding: 5rem 0 7rem;
  border-top: 1px solid rgb(25 28 25 / 20%);
}

.article-footer > div > p:last-child {
  max-width: 48rem;
  color: #4c554e;
  font-family: var(--serif);
  font-size: 1.05rem;
}

.article-footer > a {
  justify-self: end;
  align-self: end;
  color: #3e5948;
  font-family: var(--serif);
  font-size: 1.3rem;
}

@media (max-width: 760px) {
  .site-header,
  .threshold,
  .world-introduction,
  .world-axioms,
  .site-footer,
  .field-report {
    width: min(100% - 2rem, 100%);
  }

  .site-header:not(.article-header) nav a:first-child {
    display: none;
  }

  .article-header nav a:last-child {
    display: none;
  }

  .threshold {
    padding-top: 3rem;
  }

  .threshold-heading {
    display: block;
    margin-bottom: -1rem;
  }

  .threshold h1 {
    margin-top: 2rem;
    font-size: clamp(4.4rem, 25vw, 7rem);
  }

  .declaration {
    max-width: 20rem;
    margin: 1.5rem 0 0;
  }

  .field-shell {
    min-height: 64svh;
    border-radius: 41% 46% 39% 44% / 5% 6% 5% 7%;
  }

  .field-copy {
    right: 1.2rem;
    bottom: 4rem;
    left: 1.2rem;
  }

  .field-index {
    bottom: 1.5rem;
    left: 1.2rem;
  }

  .state-console {
    align-items: end;
  }

  .state-console p {
    display: block;
  }

  .state-console p span {
    display: block;
  }

  .world-introduction {
    display: block;
  }

  .section-number {
    margin-bottom: 3rem;
  }

  .aperture-grid {
    grid-template-columns: 1fr;
    margin-top: 4rem;
  }

  .aperture-grid article {
    min-height: 17rem;
  }

  .site-footer {
    display: block;
  }

  .article-metadata {
    display: block;
  }

  .article-metadata > p:last-child {
    margin-top: 0.7rem;
  }

  .article-hero {
    min-height: auto;
    padding-top: 4rem;
  }

  .article-hero h1 {
    font-size: clamp(4.5rem, 24vw, 7rem);
    line-height: 0.75;
  }

  .article-deck {
    margin-top: 3rem;
  }

  .article-section,
  .article-footer {
    display: block;
  }

  .margin-note {
    margin-bottom: 3rem;
  }

  .diagram-heading {
    display: block;
  }

  .diagram-heading h2 {
    margin-top: 1.5rem;
  }

  .listening-diagram {
    margin-right: -1rem;
    margin-left: -1rem;
  }

  .listening-diagram svg {
    min-width: 46rem;
    transform: translateX(-8rem);
  }

  .listening-diagram {
    overflow: hidden;
  }

  .metaphysical-seam {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .article-footer > a {
    display: inline-block;
    margin-top: 2rem;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Possibility Field / Prototype 02 */

body.possibility-field {
  width: 100%;
  height: 100svh;
  overflow: hidden;
  overscroll-behavior: none;
  color: #d8ddd5;
  background: #030504;
}

.possibility-field .world {
  position: relative;
  isolation: isolate;
  width: 100%;
  height: 100svh;
  overflow: hidden;
}

#world-canvas {
  position: absolute;
  z-index: 0;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  outline: 0;
  touch-action: none;
}

#world-canvas:focus-visible {
  outline: 1px solid rgb(192 214 195 / 24%);
  outline-offset: -0.45rem;
}

.world-edge {
  position: absolute;
  z-index: 4;
  left: max(1.1rem, env(safe-area-inset-left));
  right: max(1.1rem, env(safe-area-inset-right));
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.world-edge a,
.world-edge button {
  pointer-events: auto;
}

.world-edge-top {
  top: max(1rem, env(safe-area-inset-top));
}

.world-edge-bottom {
  bottom: max(1rem, env(safe-area-inset-bottom));
  align-items: end;
}

.field-wordmark,
.field-read,
.field-actions button,
.field-source {
  color: rgb(215 223 214 / 72%);
  font-family: var(--sans);
  font-size: 0.61rem;
  font-weight: 620;
  letter-spacing: 0.17em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.field-wordmark {
  display: inline-flex;
  gap: 0.58rem;
  align-items: center;
}

.field-wordmark > span:first-child {
  color: rgb(185 219 193 / 62%);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0;
}

.field-read {
  padding: 0.65rem 0;
}

.field-read::after {
  display: inline-block;
  width: 2.5rem;
  height: 1px;
  margin-left: 0.75rem;
  vertical-align: middle;
  background: linear-gradient(90deg, rgb(198 218 200 / 52%), transparent);
  content: "";
}

.field-wordmark:hover,
.field-wordmark:focus-visible,
.field-read:hover,
.field-read:focus-visible,
.field-actions button:hover,
.field-actions button:focus-visible,
.field-source:hover,
.field-source:focus-visible {
  color: #eff4ec;
  outline: none;
}

.field-actions {
  display: flex;
  gap: clamp(1.1rem, 3vw, 2.8rem);
  align-items: center;
}

.field-actions button {
  padding: 0.65rem 0;
  cursor: pointer;
  border: 0;
  border-bottom: 1px solid transparent;
  background: none;
}

.field-actions button[aria-pressed="true"] {
  color: #eff4ec;
  border-bottom-color: rgb(203 226 207 / 48%);
}

.field-actions #reset-world {
  color: rgb(197 205 197 / 40%);
}

.field-coordinates {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  margin: 0;
  color: rgb(185 199 186 / 42%);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1;
  text-transform: uppercase;
}

.field-coordinates i {
  position: relative;
  display: block;
  width: clamp(2rem, 5vw, 5rem);
  height: 1px;
  overflow: hidden;
  background: rgb(203 217 204 / 14%);
}

.field-coordinates i::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, #b6cfba, transparent);
  content: "";
  transform: translateX(calc(-100% + (var(--scope, 0) * 100%)));
}

.field-utterance {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: min(52rem, calc(100vw - 3rem));
  pointer-events: none;
  text-align: center;
  transform: translate(-50%, -50%);
  transition: opacity 700ms ease, transform 1100ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.field-utterance p {
  margin: 0;
  color: rgb(231 235 226 / 72%);
  font-family: var(--serif);
  font-size: clamp(1rem, 2.2vw, 1.85rem);
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 1.26;
  text-wrap: balance;
  text-shadow: 0 0 2.5rem rgb(0 0 0 / 98%);
}

.field-utterance.is-quiet {
  opacity: 0.52;
  transform: translate(-50%, calc(-50% + 0.5rem));
}

.field-utterance.is-quote {
  top: 58%;
  width: min(64rem, calc(100vw - 3rem));
}

.field-utterance.is-quote p {
  color: rgb(238 239 229 / 86%);
  font-size: clamp(1.55rem, 4vw, 4rem);
  letter-spacing: -0.042em;
  line-height: 1.05;
}

.field-source {
  display: inline-block;
  margin-top: 1.5rem;
  pointer-events: auto;
}

.field-source[hidden] {
  display: none;
}

@media (max-width: 640px) {
  .world-edge {
    left: max(0.85rem, env(safe-area-inset-left));
    right: max(0.85rem, env(safe-area-inset-right));
  }

  .field-coordinates {
    display: none;
  }

  .world-edge-bottom {
    justify-content: flex-end;
  }

  .field-actions {
    width: 100%;
    justify-content: space-between;
  }

  .field-utterance {
    top: 44%;
  }

  .field-utterance.is-quote {
    top: 52%;
  }

  .field-utterance.is-quote p {
    font-size: clamp(1.65rem, 8.2vw, 2.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .field-utterance {
    transition: none;
  }
}