@font-face {
  font-family: "Notebook";
  src: url("./fonts/NothingYouCouldDo.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Signature";
  src: url("./fonts/ReenieBeanie.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Kalam";
  src: url("./fonts/Kalam-Light.woff2") format("woff2");
  font-weight: 300;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --paper: #090a09;
  --ink: #e9e7df;
  --pencil: #a09f96;
  --line: #a3a399;
  --faint: #55584f;
  --hand: "Notebook", cursive;
  --mono: ui-monospace, "SFMono-Regular", Consolas, monospace;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 var(--hand);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
* { box-sizing: border-box; }
body { margin: 0; }
[hidden] { display: none !important; }
h1, h2, h3, p { margin: 0; font-weight: 400; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .24em; text-decoration-color: var(--faint); -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
a:focus-visible { outline: 1px solid var(--ink); outline-offset: 7px; }
::selection { color: var(--paper); background: var(--ink); }
.skip-link { position: fixed; z-index: 20; left: 24px; top: -100px; padding: 12px 20px; background: var(--ink); color: var(--paper); font-family: var(--mono); }
.skip-link:focus { top: 16px; }

.scene { position: relative; min-height: 100svh; }
.scene-inner { --column-gap: 64px; position: relative; width: min(1040px, calc(100% - 160px)); min-height: max(780px, 100svh); margin: 0 auto; padding: 96px 0 128px; }
.continue { display: flex; align-items: center; gap: 16px; position: absolute; right: 0; bottom: 48px; max-width: 100%; min-height: 44px; font: 25px/1.5 var(--hand); color: var(--ink); text-decoration: none; }
.continue svg { width: 15px; height: 29px; fill: none; stroke: currentColor; stroke-width: 1; }
.ink-art { display: block; overflow: visible; fill: none; stroke: var(--line); stroke-width: 1.15; stroke-linecap: round; stroke-linejoin: round; pointer-events: none; }
.ink-art .faint { stroke: var(--faint); }
.hand-note { font-size: clamp(19px, 1.8vw, 23px); line-height: 1.75; }
.muted { color: var(--pencil); }
.source-link, .small-links { font: 11px/1.8 var(--mono); color: var(--pencil); }
.source-link { display: inline-block; padding-block: 10px; text-decoration: none; }
.source-link span { margin-left: 5px; }
.display-heading { font-size: clamp(34px, 3.6vw, 50px); line-height: 1.4; }

/* One settled composition per thought. Hidden ink still occupies its full space. */
.opening-composition { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: 64px var(--column-gap); padding-top: 48px; }
.opening-copy { width: 100%; max-width: 440px; }
.opening-copy h1 { font-size: clamp(36px, 3.4vw, 48px); line-height: 1.35; letter-spacing: -.035em; }
.opening-copy h1 a { font-size: clamp(68px, 7vw, 100px); line-height: 1.2; text-decoration: none; }
.engineer-underline { width: 100%; margin-top: 8px; margin-bottom: 16px; }
.opening-copy .hand-note { color: var(--pencil); }
.study-drawing { position: relative; width: 100%; max-width: 460px; justify-self: end; }
.study-orbit { width: 100%; }
.orbit-note { position: absolute; color: var(--pencil); font-size: clamp(16px, 1.5vw, 20px); }
.orbit-note--top { left: 22%; top: -1%; transform: rotate(-5deg); }
.orbit-note--bottom { right: 0; bottom: -1%; transform: rotate(3deg); }
.orbit-center { position: absolute; left: 48%; top: 49%; color: var(--pencil); }
.opening-thought { grid-column: 1 / -1; font-size: clamp(25px, 2.5vw, 34px); line-height: 1.6; }
.marked-word { color: #fff; }

.scene-intro { font-size: clamp(24px, 2.5vw, 32px); line-height: 1.5; margin-bottom: 16px; }
.distinctions { display: grid; grid-template-columns: minmax(0, 1fr) 48px minmax(0, 1fr) 48px minmax(0, 1fr); gap: 16px; align-items: start; margin-top: 64px; }
.distinction p { font-size: clamp(30px, 3vw, 42px); line-height: 1.4; white-space: nowrap; }
.distinction .ink-art { width: min(100%, 240px); margin-top: 4px; }
.distinction a { text-decoration: none; }
.not-equal { font: 300 48px/1.3 "Kalam", cursive; color: var(--pencil); }
.simplicity { margin: 32px 0 24px calc((100% + var(--column-gap)) / 2 - 136px); display: flex; align-items: start; gap: 16px; }
.simplicity svg { width: 120px; flex-shrink: 0; }
.simplicity p { font-size: clamp(25px, 2.5vw, 34px); line-height: 1.5; padding-top: 40px; }
.effort-line { padding-left: 0; }
.scene--boundaries .scene-inner > .source-link { margin-top: 24px; }

.timeline { display: grid; grid-template-columns: 1.25fr .9fr 1.1fr .85fr 1.4fr; margin-top: 56px; }
.milestone { display: flex; flex-direction: column; min-width: 0; }
.milestone h3 { font-size: 30px; }
.timeline-track { width: 100%; height: 28px; margin: 8px 0 20px; flex-shrink: 0; }
.milestone p { padding-right: 24px; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.75; }
.milestone .source-link { align-self: start; margin-top: auto; padding-top: 24px; font-size: 10px; }
.scene--time .scene-inner { min-height: max(880px, 100svh); }

.knowing-copy { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px var(--column-gap); margin-top: 64px; }
.recentering { font-size: clamp(28px, 2.8vw, 38px); line-height: 1.5; }
.knowing-copy .small-links { grid-column: 2; margin-top: 8px; gap: 12px 24px; }

.absence-composition { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: var(--column-gap); }
.absence-drawing { position: relative; width: 100%; }
.absence-drawing svg { width: 100%; }
.absence-label { position: absolute; top: 46%; left: 0; width: 100%; text-align: center; color: var(--pencil); font-size: 20px; }
.absence-copy h2 { font-size: clamp(31px, 3.5vw, 48px); line-height: 1.4; }
.absence-copy .hand-note { margin-top: 24px; color: var(--pencil); }
.mathematics-note { margin-top: 56px; }
.absence-sources { display: flex; flex-wrap: wrap; gap: 8px 28px; align-items: baseline; margin-top: 12px; }

.forms-composition { position: relative; }
.music-copy h2, .writing-copy h2 { font-size: clamp(40px, 4.4vw, 60px); line-height: 1.35; }
.music-copy h2 a, .writing-copy h2 a { text-decoration: none; }
.music-copy .hand-note, .writing-copy .hand-note { margin-top: 16px; color: var(--pencil); }
.small-links { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 16px; }
.small-links a { padding-block: 5px; text-decoration: none; }
.music-thread { width: 100%; height: 96px; margin-top: 24px; }
.writing-copy { margin: -16px 0 0 calc((100% + var(--column-gap)) / 2); }
.writing-copy .hand-note { font-size: clamp(18px, 1.6vw, 20px); line-height: 1.8; }
.writing-copy .source-link { margin-top: 12px; }
.writing-copy .small-links { margin-top: 8px; }
.scene--forms .scene-inner { min-height: max(930px, 100svh); }

.family-composition { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: var(--column-gap); }
.family-copy h2 { font-size: clamp(28px, 3.2vw, 44px); line-height: 1.45; }
.family-copy .hand-note { margin-top: 28px; color: var(--pencil); }
/* Revealing SVG strokes must not make WebKit adjust the reader's scroll anchor. */
.family-portrait { width: 100%; max-width: 420px; justify-self: end; overflow-anchor: none; }
.family-portrait img, .family-portrait svg { display: block; width: 100%; height: auto; }
.scene--family .scene-inner { min-height: max(900px, 100svh); }

.scene--name .scene-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-content: start; gap: 24px var(--column-gap); min-height: max(940px, 100svh); }
.book-line { grid-column: 1 / -1; font-size: clamp(32px, 3.6vw, 48px); line-height: 1.4; }
.book-word { position: relative; white-space: nowrap; }
.book-strike { position: absolute; inset: 32% 0 auto; width: 100%; }
.name-intro { margin-top: 40px; color: var(--pencil); font-size: 22px; }
.name-composition { position: relative; width: 100%; max-width: 440px; height: 300px; }
.sanskrit { font: 300 100px/1.3 "Kalam", sans-serif; position: absolute; left: 0; right: 0; top: 62px; text-align: center; }
.name-ring { position: absolute; width: 100%; top: 0; }
.name-tail { position: absolute; width: 65px; left: 50%; top: 192px; }
.closing-signature { position: absolute; top: 240px; left: 65%; font: 48px/1.2 "Signature", cursive; transform: rotate(-5deg); white-space: nowrap; }

.margins { width: min(1040px, calc(100% - 160px)); margin: 32px auto 0; padding: 64px 0 100px; }
.margins-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 40px; }
.margins-heading h2 { font-size: 34px; }
.margin-columns { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 64px; }
.margin-columns h3 { margin-bottom: 16px; font: 11px/1.5 var(--mono); color: var(--ink); }
.margin-columns p { font: 300 18px/1.8 "Kalam", cursive; color: var(--pencil); margin-bottom: 16px; }
.margin-columns .link-arrow { font-family: var(--mono); }
.colophon { display: flex; justify-content: space-between; gap: 24px; margin-top: 48px; font: 10px/1.8 var(--mono); color: var(--pencil); }

/* The cursor belongs to the current stroke, never to the visitor's pointer. */
.pen-tip { position: fixed; z-index: 7; top: -3px; left: -3px; width: 6px; height: 6px; border-radius: 50%; background: var(--ink); pointer-events: none; }
.ink-word { display: inline-block; white-space: nowrap; }
.ink-loading [data-ink], .ink-loading [data-draw] { visibility: hidden; }
.ink-ready .ink-word { opacity: 0; }
.ink-ready .written .ink-word { opacity: 1; clip-path: none !important; }
.ink-ready [data-draw], .ink-ready [data-draw] path { opacity: 0; stroke-dasharray: 1; stroke-dashoffset: 1; }
.ink-ready [data-draw].written, .ink-ready [data-draw].written path { opacity: 1; stroke-dashoffset: 0 !important; }
.ink-ready .scene a:not([data-ink] a) { transition: opacity .4s ease-out; }
.ink-ready .scene a:not([data-ink] a, .written) { opacity: 0; }

@media (hover: hover) {
  a:hover { color: #fff; text-decoration-color: var(--ink); }
  .source-link:hover, .small-links a:hover { text-decoration: underline; }
}

@media (min-width: 1600px) {
  .scene-inner { padding-top: 17vh; }
}
@media (max-width: 1100px) {
  .scene-inner, .margins { width: calc(100% - 120px); margin-inline: auto; }
  .scene-inner { --column-gap: 40px; }
  .distinctions { gap: 8px; grid-template-columns: 1fr 30px 1fr 30px 1fr; }
  .distinction p { font-size: 30px; }
  .not-equal { font-size: 40px; }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 40px 0; }
  .scene--time .scene-inner { min-height: 1040px; }
  .milestone p { font-size: 21px; }
  .knowing-copy { grid-template-columns: 1fr; gap: 24px; }
  .knowing-copy .small-links { grid-column: 1; max-width: 560px; }
  .absence-copy h2 { font-size: 35px; }
  .scene--name .scene-inner { grid-template-columns: 1fr; gap: 0; }
  .name-composition { margin: 24px auto 0; }
  .margin-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px; }
  .margin-columns > :last-child { grid-column: 1 / -1; max-width: 34em; }
}
@media (max-width: 700px) {
  .scene-inner, .margins { width: auto; margin-inline: 28px; }
  .scene-inner { --column-gap: 32px; padding: 64px 0 112px; min-height: 100svh; }
  .continue { bottom: 36px; font-size: 21px; gap: 12px; }
  .opening-composition { grid-template-columns: 1fr; gap: 40px; padding-top: 0; }
  .opening-copy h1 { font-size: clamp(32px, 8vw, 42px); }
  .opening-copy h1 a { font-size: clamp(64px, 16vw, 88px); }
  .engineer-underline { max-width: 320px; width: 100%; margin-top: 4px; margin-bottom: 12px; }
  .opening-copy .hand-note { font-size: 18px; }
  .study-drawing { width: min(280px, 90%); }
  .orbit-note { font-size: 16px; }
  .opening-thought { font-size: 25px; line-height: 1.65; max-width: 320px; }
  .scene--beginning .scene-inner { min-height: 950px; }
  .hand-note { font-size: 19px; }
  .scene-intro { font-size: 25px; line-height: 1.6; }
  .distinctions { display: flex; flex-direction: column; gap: 8px; margin: 40px 0 0; }
  .distinction { width: 220px; max-width: 100%; }
  .distinction p { font-size: 36px; }
  .distinction .ink-art { height: 16px; }
  .not-equal { margin-left: 96px; font-size: 35px; line-height: 1; }
  .simplicity { margin: 24px 0 16px; gap: 16px; }
  .simplicity svg { width: 45px; margin-top: 12px; }
  .simplicity p { padding-top: 32px; font-size: 27px; }
  .scene--boundaries .scene-inner { min-height: 1020px; }
  .display-heading { font-size: clamp(30px, 7vw, 42px); }
  .timeline { grid-template-columns: 1fr; gap: 40px; margin-top: 40px; }
  .milestone { display: grid; grid-template-columns: 70px 1fr; column-gap: 18px; }
  .milestone h3 { font-size: 26px; padding: 0; }
  .milestone p { grid-column: 2; grid-row: 1; font-size: 20px; padding: 0; }
  .milestone .source-link { grid-column: 2; margin: 6px 0 0; padding-top: 4px; }
  .timeline-track { grid-column: 1; grid-row: 2; width: 65px; height: 16px; margin-top: -20px; }
  .scene--time .scene-inner { min-height: 1100px; }
  .knowing-copy { margin-top: 40px; gap: 32px; }
  .recentering { font-size: 28px; }
  .knowing-copy .small-links { margin-top: 0; gap: 12px 20px; }
  .absence-composition { grid-template-columns: 1fr; gap: 32px; }
  .absence-drawing { width: 265px; max-width: 85%; justify-self: center; }
  .absence-label { font-size: 17px; }
  .absence-copy h2 { font-size: 36px; }
  .absence-copy .hand-note { margin-top: 24px; }
  .mathematics-note { margin-top: 40px; }
  .absence-sources { gap: 0 17px; }
  .source-link, .small-links { font-size: 10px; }
  .scene--absence .scene-inner { min-height: 1100px; }
  .music-copy h2, .writing-copy h2 { font-size: 43px; }
  .music-copy .hand-note, .writing-copy .hand-note { font-size: 18px; }
  .music-thread { height: 96px; margin-top: 32px; }
  .writing-copy { margin: 24px 0 0; }
  .small-links { gap: 17px; }
  .scene--forms .scene-inner { min-height: 960px; }
  .family-composition { grid-template-columns: 1fr; gap: 32px; }
  .family-copy .hand-note { margin-top: 24px; }
  .family-portrait { max-width: 360px; justify-self: center; }
  .scene--family .scene-inner { min-height: 100svh; }
  .book-line { font-size: 29px; }
  .name-intro { font-size: 19px; margin-top: 40px; max-width: 270px; }
  .name-composition { height: 270px; margin-top: 24px; }
  .sanskrit { font-size: 80px; top: 28px; }
  .name-tail { width: 55px; top: 140px; left: 40%; }
  .closing-signature { font-size: 43px; left: 52%; top: 190px; }
  .scene--name .scene-inner { min-height: 890px; }
  .margins { margin-top: 0; padding: 45px 0 100px; }
  .margins-heading { align-items: baseline; flex-wrap: wrap; gap: 12px; }
  .margins-heading h2 { font-size: 29px; }
  .margin-columns { grid-template-columns: 1fr; gap: 30px; }
  .margin-columns h3 { margin-bottom: 12px; }
  .colophon { flex-direction: column; gap: 8px; margin-top: 45px; }
}
@media (max-width: 360px) {
  .scene-inner, .margins { margin-inline: 22px; }
  .milestone { grid-template-columns: 55px 1fr; gap: 10px; }
  .milestone p { font-size: 18px; }
  .absence-copy h2 { font-size: 32px; }
  .small-links { gap: 12px; }
  .book-line { font-size: 26px; }
  .sanskrit { font-size: 70px; }
}