:root {
  --field: #ffffff;
  --paper: #faf9f6;
  --white: #fffefa;
  --ink: #191817;
  --muted: #74716d;
  --line: rgba(25, 24, 23, .18);
  --signal: #d95864;
  --signal-dark: #b9404d;
  --panel-light: #e7dfd5;
  --panel: #a68d75;
  --panel-deep: #927760;
  --on-panel: #fffdf8;
  --serif: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  --sans: Arial, Helvetica, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --ease: cubic-bezier(.76, 0, .24, 1);
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; }
html { background: var(--field); }
body { margin: 0; overflow: hidden; background: var(--field); color: var(--ink); font-family: var(--serif); }
button, a { color: inherit; }
button { font: inherit; }
.site { position: relative; width: 100%; height: 100%; overflow: hidden; }
.page-stage { position: relative; width: 100%; height: 100%; transform: translate3d(calc(var(--active-page, 0) * -100vw), 0, 0); transition: transform 1.15s var(--ease); will-change: transform; }
.page { --index: 0; position: absolute; inset: 0 auto 0 calc(var(--index) * 100vw); width: 100vw; height: 100dvh; overflow-x: hidden; overflow-y: auto; overscroll-behavior-x: contain; background: var(--field); scrollbar-width: thin; scrollbar-color: var(--signal) transparent; }
.page[data-index="1"] { --index: 1; }
.page::selection { background: var(--signal); color: var(--white); }
.page-header { position: relative; z-index: 3; display: flex; justify-content: center; width: min(1260px, calc(100% - 72px)); margin: 0 auto; padding: 48px 0 28px; }
.morph-logo { position: relative; display: block; width: 360px; height: 58px; color: var(--ink); font: 500 25px/.9 "Helvetica Neue", Helvetica, Arial, sans-serif; letter-spacing: .015em; text-decoration: none; text-transform: uppercase; white-space: nowrap; perspective: 700px; }
.morph-logo .logo-word { position: absolute; display: inline-flex; align-items: baseline; z-index: 1; transform-origin: center; }
.morph-logo .logo-word b { font-weight: 500; }
.morph-logo .logo-word:first-child { right: calc(50% + 20px); top: 7px; transform-origin: right center; }
.morph-logo .logo-word:last-child { left: calc(50% + 20px); bottom: 7px; transform-origin: left center; }
.morph-logo .logo-word > span { display: inline-block; max-width: 145px; overflow: hidden; opacity: 1; transform: translateX(0); transition: max-width .55s var(--ease), opacity .3s ease, transform .55s var(--ease); }
.morph-logo i { position: absolute; z-index: 3; left: 50%; top: 2px; display: flex; width: 21px; height: 54px; align-items: center; justify-content: center; overflow: visible; color: var(--signal); font: 300 54px/.78 var(--sans); font-style: normal; opacity: 1; transform: translateX(-50%); }
.morph-logo.fx-collapse .logo-word > span { max-width: 0; opacity: 0; transform: translateX(14px); }
.morph-logo.fx-visual-stretch .logo-word:first-child > span { animation: logo-stretch var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-drop .logo-word:first-child { animation: logo-drop var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-scramble .logo-word:first-child { animation: logo-jitter var(--visual-effect-duration, 2.4s) steps(2,end); }
.morph-logo.fx-visual-slice .logo-word:first-child > span { animation: logo-slice var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-compress .logo-word:first-child { animation: logo-compress-left var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-lift .logo-word:first-child { animation: logo-lift var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-focus .logo-word:first-child { animation: logo-focus var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-pulse .logo-word:first-child { animation: logo-pulse var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-skew .logo-word:first-child { animation: logo-skew var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-visual-wipe .logo-word:first-child > span { animation: logo-wipe-left var(--visual-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-flip .logo-word:last-child { animation: logo-flip-x var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-invert .logo-word:last-child { animation: logo-invert var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-tighten .logo-word:last-child { animation: logo-tighten var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-scramble .logo-word:last-child { animation: logo-jitter var(--normality-effect-duration, 2.4s) steps(2,end); }
.morph-logo.fx-normality-split .logo-word:last-child > span { animation: logo-split var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-focus .logo-word:last-child { animation: logo-outline-focus var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-squeeze .logo-word:last-child { animation: logo-squeeze-y var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-tilt .logo-word:last-child { animation: logo-tilt var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-echo .logo-word:last-child { animation: logo-echo var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-normality-wipe .logo-word:last-child > span { animation: logo-wipe-right var(--normality-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-duo-relay-lift .logo-word:first-child { animation: logo-lift var(--duo-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-duo-relay-lift .logo-word:last-child { animation: logo-lift var(--duo-effect-duration, 2.4s) var(--ease) var(--duo-effect-delay, .5s); }
.morph-logo.fx-duo-relay-focus .logo-word:first-child { animation: logo-focus var(--duo-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-duo-relay-focus .logo-word:last-child { animation: logo-outline-focus var(--duo-effect-duration, 2.4s) var(--ease) var(--duo-effect-delay, .5s); }
.morph-logo.fx-duo-relay-compress .logo-word:first-child { animation: logo-compress-left var(--duo-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-duo-relay-compress .logo-word:last-child { animation: logo-squeeze-y var(--duo-effect-duration, 2.4s) var(--ease) var(--duo-effect-delay, .5s); }
.morph-logo.fx-duo-relay-slice .logo-word:first-child > span { animation: logo-slice var(--duo-effect-duration, 2.4s) var(--ease); }
.morph-logo.fx-duo-relay-slice .logo-word:last-child > span { animation: logo-split var(--duo-effect-duration, 2.4s) var(--ease) var(--duo-effect-delay, .5s); }
.page-content { position: relative; width: min(1260px, calc(100% - 72px)); margin: 0 auto; padding: 72px 0 132px; }
h1, h2, p { text-wrap: pretty; }
h1 { margin: 0; font-weight: 400; letter-spacing: -.045em; }

.position-content { max-width: 1120px; }
.position-content > h1 { margin-bottom: 116px; font-size: clamp(52px, 6.2vw, 92px); line-height: .97; text-align: center; }
.home-terrain { margin-bottom: 110px; }
.position-note { max-width: 840px; margin: 0 auto 110px; padding: 70px 80px; background: var(--panel-light); color: var(--ink); }
.position-note h2 { margin: 0 0 48px; font-size: 25px; font-weight: 600; text-align: center; }
.position-note p { margin: 0 0 28px; font-size: clamp(20px, 1.9vw, 27px); line-height: 1.5; }
.position-note p:last-child { margin-bottom: 0; }
.essay { max-width: 810px; margin: 0 auto; }
.essay p { margin: 0 0 36px; font-size: clamp(19px, 1.8vw, 25px); line-height: 1.56; text-align: left; }
.manifesto h3 { margin: 96px 0 34px; font: 400 clamp(30px, 3vw, 42px)/1.15 var(--serif); color: var(--ink); letter-spacing: -.01em; }
.manifesto h3:first-child { margin-top: 0; }
.manifesto p strong { font-weight: 600; }
.inline-drawing { display: block; width: 100%; height: 180px; margin: 96px 0; }
.contact { padding-top: 14px; }
.contact h2 { max-width: 920px; margin: 0 0 78px; font-size: clamp(52px, 7vw, 100px); font-weight: 400; line-height: .96; letter-spacing: -.045em; }
.contact dl { margin: 0; }
.contact dl > div { display: grid; grid-template-columns: 210px 1fr; align-items: baseline; padding: 14px 0; }
.contact dt { color: var(--signal-dark); font: 600 12px/1.2 var(--serif); text-transform: uppercase; }
.contact dd { margin: 0; font-size: clamp(20px, 2vw, 29px); }
.contact a, .contact dd button { padding: 0; border: 0; background: transparent; text-decoration: none; cursor: pointer; }
.contact a:hover, .contact dd button:hover { color: var(--signal-dark); }
.contact footer { display: flex; justify-content: space-between; padding: 86px 0 0; color: var(--muted); font: 14px/1.2 var(--serif); }
.contact footer button { padding: 0; border: 0; background: transparent; color: inherit; font: inherit; cursor: pointer; }
.contact footer .legal-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 18px; }
.contact footer .legal-links a { color: inherit; text-decoration: none; }
.contact footer .legal-links a:hover, .contact footer .legal-links button:hover { color: var(--signal-dark); }

.system-content { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(540px, 1.28fr); gap: 72px 62px; align-items: center; }
.system-intro { grid-column: 1 / -1; }
.system-intro h1 { font-size: clamp(46px, 4.8vw, 72px); line-height: 1; }
.system-intro h1 sup { margin-left: 6px; font-size: .38em; line-height: 0; vertical-align: super; }
.system-manifesto { grid-column: 1 / -1; width: min(760px, 100%); margin: 0 auto; }
.system-manifesto p { margin: 0 0 30px; font-size: 20px; line-height: 1.52; }
.system-manifesto p:last-child { margin-bottom: 0; }
.terrain { position: relative; margin: 0; overflow: hidden; background: #e6e0d5; }
.terrain img { display: block; width: 100%; height: 100%; object-fit: cover; }
.terrain-system { grid-column: 1 / -1; aspect-ratio: 16/9; }
.product-window { grid-column: 1 / -1; display: block; max-width: 840px; margin: 0 auto 96px; width: 100%; }
.product-description { display: flex; flex-direction: column; justify-content: center; padding: 58px 52px; background: var(--panel-light); color: var(--ink); }
.product-description h2 { margin: 0; font-size: clamp(36px, 3.4vw, 51px); font-weight: 400; line-height: 1.02; letter-spacing: -.035em; }
.product-description > p { margin: 30px 0; font-size: 18px; line-height: 1.5; }
.primary-action { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 52px; padding: 0 16px; border: 0; background: var(--panel-deep); color: var(--on-panel); font: 600 15px/1 var(--serif); cursor: pointer; transition: background .25s; }
.primary-action:hover { background: #826951; }
.primary-action span { color: var(--on-panel); font-size: 18px; }
.product-preview { position: relative; min-width: 0; padding: 0; border: 0; background: #111; overflow: hidden; cursor: pointer; }
.product-preview img { display: block; width: 100%; height: 100%; min-height: 460px; object-fit: cover; filter: grayscale(.9); transition: filter .7s ease, transform 1.3s var(--ease); }
.product-preview:hover img { filter: grayscale(.2); transform: scale(1.015); }
.product-preview > span { position: absolute; left: 16px; bottom: 16px; padding: 10px 12px; background: var(--panel); color: var(--on-panel); font: 600 12px/1 var(--serif); text-transform: uppercase; }
.product-preview > span i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--signal); }
.terrain-primary { min-height: 540px; aspect-ratio: 16/10; }
.principles { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; align-items: start; }
.principles details { min-height: 64px; padding: 0 20px; background: var(--panel-light); color: var(--ink); }
.principles summary { display: flex; min-height: 64px; align-items: center; justify-content: space-between; gap: 16px; list-style: none; font-size: 17px; cursor: pointer; }
.principles summary::-webkit-details-marker { display: none; }
.principles summary::after { content: "+"; flex: 0 0 auto; color: var(--signal-dark); font: 400 23px/1 var(--serif); }
.principles details[open] summary::after { content: "−"; }
.topic-drawing { display: block; width: 100%; height: 142px; margin: 0 0 22px; background: var(--panel); }
.principles details p { margin: 0; padding: 0 22px 26px 0; color: #4f4b47; font: 400 16px/1.58 var(--serif); }
.system-legal-footer { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 42px; color: var(--muted); font-size: 14px; }
.system-legal-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 18px; }
.system-legal-footer a, .system-legal-footer button { padding: 0; border: 0; background: transparent; color: inherit; font: inherit; text-decoration: none; cursor: pointer; }
.system-legal-footer a:hover, .system-legal-footer button:hover { color: var(--signal-dark); }

.ptr-indicator { position: fixed; top: 6px; left: 50%; z-index: 60; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); color: var(--muted); font: 300 22px/1 var(--sans); pointer-events: none; opacity: clamp(0, calc(var(--pull, 0) / 90), 1); transform: translate(-50%, calc(-64px + min(calc(var(--pull, 0) * 0.6px), 84px))) rotate(calc(var(--pull, 0) * 2deg)); transition: opacity .12s ease; }
.ptr-indicator.ready { color: var(--ink); border-color: var(--ink); }
.ptr-indicator.go span { display: inline-block; animation: ptr-spin .7s linear infinite; }
@keyframes ptr-spin { to { transform: rotate(360deg); } }

.page-controls { position: fixed; z-index: 20; inset: 50% 18px auto; display: flex; justify-content: space-between; pointer-events: none; transform: translateY(-50%); }
.page-controls button { display: grid; width: 110px; height: 110px; padding: 0; place-items: center; border: 0; background: transparent; color: var(--panel); font: 300 76px/1 var(--serif); cursor: pointer; pointer-events: auto; transition: opacity .25s, transform .25s, color .25s; }
.page-controls button:hover { color: var(--ink); }
.page-controls button:hover { transform: translateX(4px); }
.page-controls button:first-child:hover { transform: translateX(-4px); }
.page-controls button:disabled { opacity: 0; pointer-events: none; }
#nextPage:not(:disabled) { animation: arrow-nudge 20s ease-in-out infinite; }
#nextPage:hover { animation: none; }
@keyframes arrow-nudge {
  0%, 88%, 100% { transform: translateX(0); }
  91% { transform: translateX(16px); }
  94% { transform: translateX(0); }
  97% { transform: translateX(16px); }
}
@media (prefers-reduced-motion: reduce) { #nextPage:not(:disabled) { animation: none; } }
.demo-dialog { width: 100vw; max-width: none; height: 100dvh; max-height: none; margin: 0; padding: 0; border: 0; background: #111; color: var(--white); overflow: hidden; }
.demo-dialog[open] { display: grid; grid-template-rows: 1fr; animation: sheet-up .75s var(--ease); }
.demo-dialog.closing { transform: translateY(102%); transition: transform .55s var(--ease); }
@keyframes sheet-up { from { transform: translateY(102%); } to { transform: translateY(0); } }
.dialog-close { position: absolute; top: 16px; right: 16px; z-index: 5; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: var(--paper); color: var(--ink); font: 300 24px/1 var(--sans); cursor: pointer; transition: all .18s ease; }
.dialog-close:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
@media (prefers-reduced-motion: reduce) { .demo-dialog[open] { animation: none; } .demo-dialog.closing { transition: none; } }
.demo-dialog::backdrop { background: rgba(0,0,0,.55); }
.demo-dialog header { display: flex; align-items: center; justify-content: space-between; padding: 0 20px; background: var(--paper); color: var(--ink); }
.demo-dialog header > div { display: flex; align-items: center; gap: 18px; }
.demo-dialog header strong { font: 600 15px/1 var(--serif); text-transform: uppercase; }
.demo-dialog header span { color: var(--muted); font: 13px/1 var(--serif); }
.demo-dialog header button { min-width: 104px; min-height: 42px; border: 0; background: var(--panel); color: var(--on-panel); font: 600 13px/1 var(--serif); cursor: pointer; }
.demo-dialog header button b { margin-left: 10px; color: var(--on-panel); font-size: 18px; }
.demo-dialog iframe { display: block; width: 100%; height: 100%; border: 0; background: #0b0e0f; }
@keyframes dialog-in { from { transform: translateY(100%); } to { transform: translateY(0); } }
@keyframes logo-flip-x { 0%,100% { transform: rotateX(0); } 42%,62% { transform: rotateX(180deg); } }
@keyframes logo-invert { 0%,100% { color: var(--ink); background: transparent; padding: 0; } 38%,66% { color: var(--field); background: var(--ink); padding: 4px 7px; } }
@keyframes logo-stretch { 0%,100% { letter-spacing: .015em; } 45%,62% { letter-spacing: .28em; } }
@keyframes logo-drop { 0%,100% { transform: translateY(0); } 44%,63% { transform: translateY(24px); } }
@keyframes logo-jitter { 0%,100% { transform: translate(0); } 20% { transform: translate(-2px,1px); } 40% { transform: translate(2px,-1px); } 60% { transform: translate(-1px,-1px); } 80% { transform: translate(1px,1px); } }
@keyframes logo-slice { 0%,100% { clip-path: inset(0); transform: translateY(0); } 42%,62% { clip-path: polygon(0 0,100% 0,88% 48%,12% 58%); transform: translateY(-4px); } }
@keyframes logo-compress-left { 0%,100% { transform: scaleX(1); } 43%,64% { transform: scaleX(.58); } }
@keyframes logo-lift { 0%,100% { transform: translateY(0); } 42%,64% { transform: translateY(-17px); } }
@keyframes logo-focus { 0%,100% { filter: blur(0); opacity: 1; } 42%,64% { filter: blur(5px); opacity: .38; } }
@keyframes logo-pulse { 0%,100% { opacity: 1; } 38% { opacity: .18; } 55% { opacity: .82; } 68% { opacity: .32; } }
@keyframes logo-skew { 0%,100% { transform: skewX(0) translateX(0); } 42%,64% { transform: skewX(-15deg) translateX(-7px); } }
@keyframes logo-wipe-left { 0%,100% { clip-path: inset(0); } 43%,62% { clip-path: inset(0 100% 0 0); } }
@keyframes logo-tighten { 0%,100% { letter-spacing: .015em; } 42%,64% { letter-spacing: -.09em; } }
@keyframes logo-split { 0%,100% { clip-path: inset(0); transform: translateY(0); } 42%,64% { clip-path: polygon(8% 48%,92% 38%,100% 100%,0 100%); transform: translateY(4px); } }
@keyframes logo-outline-focus { 0%,100% { color: var(--ink); -webkit-text-stroke: 0 transparent; opacity: 1; } 42%,64% { color: transparent; -webkit-text-stroke: 1px var(--ink); opacity: .58; } }
@keyframes logo-squeeze-y { 0%,100% { transform: scaleY(1); } 42%,64% { transform: scaleY(.22); } }
@keyframes logo-tilt { 0%,100% { transform: rotate(0) translateY(0); } 42%,64% { transform: rotate(-7deg) translateY(-3px); } }
@keyframes logo-echo { 0%,100% { text-shadow: 0 0 transparent; } 42%,64% { text-shadow: 8px 0 rgba(25,24,23,.34), 16px 0 rgba(25,24,23,.14); } }
@keyframes logo-wipe-right { 0%,100% { clip-path: inset(0); } 43%,62% { clip-path: inset(0 0 0 100%); } }

@media (max-width: 900px) {
  .page-header, .page-content { width: calc(100% - 42px); }
  .position-content > h1 { margin-bottom: 88px; }
  .system-content { grid-template-columns: 1fr; }
  .system-intro { max-width: 740px; }
  .product-window { grid-template-columns: 1fr; }
  .product-description { padding: 48px; }
  .product-preview img { min-height: 420px; }
}

@media (max-width: 640px) {
  .page { padding-bottom: 60px; }
  .page-header { width: calc(100% - 32px); padding: max(34px, env(safe-area-inset-top)) 0 10px; }
  .morph-logo { width: 300px; height: 50px; font-size: 21px; }
  .morph-logo .logo-word:first-child { right: calc(50% + 17px); top: 5px; }
  .morph-logo .logo-word:last-child { left: calc(50% + 17px); bottom: 5px; }
  .morph-logo i { top: 1px; width: 18px; height: 47px; font-size: 47px; }
  .page-content { width: calc(100% - 36px); padding: 54px 0 92px; }
  .position-content > h1 { margin-bottom: 76px; font-size: 45px; }
  .home-terrain { margin-bottom: 76px; }
  .position-note { margin-bottom: 76px; padding: 45px 28px; }
  .position-note h2 { margin-bottom: 34px; }
  .position-note p, .essay p { font-size: 18px; text-align: left; }
  .manifesto h3 { margin: 56px 0 20px; font-size: 27px; }
  .inline-drawing { height: 125px; margin: 68px 0; }
  .contact h2 { margin-bottom: 58px; font-size: 49px; }
  .contact dl > div { grid-template-columns: 1fr; gap: 10px; }
  .contact dd { overflow-wrap: anywhere; font-size: 21px; }
  .contact footer { flex-direction: column; align-items: flex-start; gap: 24px; padding-top: 68px; }
  .contact footer .legal-links { justify-content: flex-start; }
  .system-content { gap: 40px; }
  .system-intro h1 { font-size: 43px; }
  .system-manifesto p { font-size: 19px; }
  .terrain-system, .terrain-primary { min-height: 0; aspect-ratio: 4/5; }
  .product-description { padding: 34px 24px; }
  .product-description h2 { font-size: 39px; }
  .product-preview img { min-height: 360px; }
  .principles { grid-template-columns: 1fr; }
  .principles details { min-height: 60px; }
  .principles summary { min-height: 60px; }
  .topic-drawing { height: 156px; }
  .principles details p { padding-bottom: 22px; font-size: 16px; }
  .system-legal-footer { align-items: flex-start; flex-direction: column; }
  .system-legal-footer nav { justify-content: flex-start; }
  .page-controls { inset: auto 12px max(10px, env(safe-area-inset-bottom)); }
  .page-controls button { width: 72px; height: 72px; background: transparent; font-size: 48px; }
  .demo-dialog[open] { grid-template-rows: 66px 1fr; }
  .demo-dialog header { padding: 0 12px; }
  .demo-dialog header span { display: none; }
  .demo-dialog header button { min-width: 88px; min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-stage { transition: none; }
  .morph-logo .logo-word > span, .morph-logo i, .product-preview img { transition: none; }
  .demo-dialog[open] { animation: none; }
}