:root{--paper:#f1eee6;--paper-deep:#e5dfd2;--ink:#171714;--muted:#67645d;--line:#b7b0a3;--vermillion:#df4b2d;--blue:#245aa5;--green:#2c6b55;--ochre:#a06e16;--rose:#9a4f5f;--serif:"Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;--sans:"Avenir Next", "Helvetica Neue", "Hiragino Kaku Gothic ProN", sans-serif;--mono:"SFMono-Regular", "Cascadia Mono", Consolas, monospace;--gutter:clamp(1.25rem, 4vw, 4.5rem);--rule:1px solid var(--line)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background-color:var(--paper);font-family:var(--sans);-webkit-font-smoothing:antialiased;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.055'/%3E%3C/svg%3E");margin:0;line-height:1.8}a{color:inherit}button,input{font:inherit}button{color:inherit}::selection{color:var(--paper);background:var(--ink)}:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.skip-link{z-index:100;color:var(--paper);background:var(--ink);padding:.6rem 1rem;position:fixed;top:1rem;left:1rem;transform:translateY(-200%)}.skip-link:focus{transform:none}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.eyebrow{font:500 .68rem/1.3 var(--mono);letter-spacing:.16em;text-transform:uppercase;margin:0 0 1.25rem}.site-header{z-index:50;min-height:4.25rem;padding:.75rem var(--gutter);font:500 .63rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid #0000;grid-template-columns:1fr auto 1fr;align-items:center;transition:background-color .25s,border-color .25s;display:grid;position:fixed;inset:0 0 auto}.site-header.is-scrolled{border-color:var(--line);background:color-mix(in srgb, var(--paper) 92%, transparent);backdrop-filter:blur(12px)}.site-header .wordmark{text-decoration:none}.site-header .wordmark span{width:1.9rem;height:1.9rem;color:var(--paper);background:var(--ink);place-items:center;margin-right:.35rem;display:inline-grid}.site-header nav{gap:1.5rem;display:flex}.site-header nav a{border-bottom:1px solid #0000;padding:.5rem 0;text-decoration:none}.site-header nav a:hover{border-color:currentColor}.site-header>p{justify-self:end;margin:0}.hero{min-height:100svh;padding:9.5rem var(--gutter) 4rem;border-bottom:1px solid var(--ink);grid-template-columns:minmax(0,1.03fr) minmax(25rem,.97fr);display:grid;position:relative;overflow:hidden}.hero:before{content:"";background:var(--line);width:1px;position:absolute;top:0;bottom:0;left:54%}.hero__index{top:6.7rem;left:var(--gutter);font:.65rem/1 var(--mono);letter-spacing:.12em;writing-mode:vertical-rl;position:absolute;transform:rotate(180deg)}.hero__index span{color:var(--vermillion)}.hero__copy{align-self:center;padding-left:clamp(2.8rem,5vw,6rem)}.hero__copy h1{max-width:12ch;font:600 clamp(2.45rem, 5.15vw, 5.65rem)/1.22 var(--serif);letter-spacing:-.055em;margin:0}.hero__copy h1 em{text-decoration:underline;text-decoration-color:var(--vermillion);text-underline-offset:.12em;font-style:normal;text-decoration-thickness:.12em}.hero__copy h1 strong{font-weight:600;position:relative}.hero__copy h1 strong:after{content:"";background:var(--vermillion);height:.14em;position:absolute;bottom:-.02em;left:-.08em;right:-.05em;transform:rotate(-1deg)}.hero__visual{aspect-ratio:1;align-self:center;width:min(100%,39rem);margin-left:auto;position:relative}.hero__visual svg{width:100%;height:100%}.hero__visual path,.hero__visual circle,.hero__visual rect{fill:none;stroke:var(--ink);stroke-width:1.6px;vector-effect:non-scaling-stroke}.hero__visual .orbit--two{stroke:var(--vermillion);stroke-width:3px}.hero__visual .orbit--dash{stroke-dasharray:6 9}.hero__visual circle{fill:var(--vermillion);stroke:none}.hero__visual rect{fill:var(--paper);stroke-width:2px}.hero__stage{font-family:var(--serif);grid-template-columns:auto 1fr;align-items:center;gap:0 .55rem;font-size:.95rem;font-weight:700;display:grid;position:absolute}.hero__stage span{font:.58rem/1 var(--mono);grid-row:span 2}.hero__stage small{font:.53rem/1 var(--mono);letter-spacing:.16em}.stage--one{top:57%;left:4%}.stage--two{top:47%;left:45%}.stage--three{top:12%;right:2%}.hero__summary{right:var(--gutter);width:calc(46% - var(--gutter));border-top:var(--rule);justify-content:space-between;align-items:end;gap:2rem;padding-top:1rem;display:flex;position:absolute;bottom:2.5rem}.hero__summary p{max-width:30rem;font-family:var(--serif);margin:0;font-size:.9rem}.hero__summary a{white-space:nowrap;font:.65rem/1.4 var(--mono);text-transform:uppercase;text-decoration:none}.hero__summary a span{color:var(--vermillion);font-size:1rem}.hero__folio{color:var(--line);font:5rem/1 var(--serif);margin:0;position:absolute;bottom:1rem;left:1.1rem}.thesis{padding:clamp(6rem, 12vw, 11rem) var(--gutter)}.thesis>h2{max-width:14ch;font:600 clamp(2.2rem, 5vw, 5rem)/1.25 var(--serif);letter-spacing:-.045em;margin:0 0 6rem}.thesis>h2 em{color:var(--vermillion);font-style:normal}.thesis__grid{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);grid-template-columns:repeat(3,1fr);display:grid}.thesis__grid>div{border-right:var(--rule);min-height:19rem;padding:2rem clamp(1.2rem,2.7vw,3rem)}.thesis__grid>div:last-child{background:var(--ink);color:var(--paper);border-right:0}.thesis__grid span{font:.68rem/1 var(--mono);margin-bottom:3.5rem;display:block}.thesis__grid strong{max-width:13ch;font:600 clamp(1.35rem, 2.3vw, 2.2rem)/1.45 var(--serif);margin-bottom:1.5rem;display:block}.thesis__grid p{max-width:27rem;margin:0;font-size:.85rem}.chapters{border-top:1px solid var(--ink)}.section-intro{min-height:34rem;padding:7rem var(--gutter) 5rem;background:var(--ink);color:var(--paper);grid-template-columns:1.2fr .8fr;align-items:end;gap:3rem;display:grid}.section-intro h2{font:600 clamp(2.4rem, 5vw, 5rem)/1.25 var(--serif);letter-spacing:-.045em;margin:0}.section-intro>p{color:#c7c1b6;max-width:32rem;font-family:var(--serif);margin:0 0 .8rem}.chapter{--accent:var(--vermillion);border-bottom:1px solid var(--ink);grid-template-columns:minmax(21rem,.78fr) minmax(0,1.22fr);min-height:48rem;display:grid}.chapter--blue{--accent:var(--blue)}.chapter--green{--accent:var(--green)}.chapter--ochre{--accent:var(--ochre)}.chapter--ink{--accent:var(--ink)}.chapter--rose{--accent:var(--rose)}.chapter__header{padding:4rem var(--gutter);border-right:1px solid var(--ink);grid-template-columns:auto 1fr;gap:1.5rem;display:grid;position:relative;overflow:hidden}.chapter__header:after{content:"";border:1px solid var(--accent);border-radius:50%;width:15rem;height:15rem;position:absolute;bottom:-5rem;right:-6rem}.chapter__number{color:var(--accent);font:500 1rem/1 var(--mono)}.chapter__header h2{font:600 clamp(2.6rem, 4.4vw, 4.8rem)/1.1 var(--serif);letter-spacing:-.05em;margin:0 0 1.3rem}.chapter__lead{max-width:19em;font:500 1.05rem/1.9 var(--serif);margin:0}.chapter__body{grid-template-columns:1fr 1fr;display:grid}.field{border-right:var(--rule);border-bottom:var(--rule);min-height:15rem;padding:2.3rem clamp(1.5rem,3vw,3.5rem)}.field:nth-child(2n){border-right:0}.field__label{color:var(--accent);font:500 .65rem/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin:0 0 1.5rem}.field__label span{color:var(--muted);font:.6rem/1 var(--sans);margin-left:.5rem}.field ul{margin:0;padding:0;list-style:none}.field li{max-width:31rem;font-family:var(--serif);margin-bottom:.75rem;padding-left:1.1rem;font-size:.91rem;position:relative}.field li:before{content:"—";color:var(--accent);position:absolute;left:0}.field--did{background:color-mix(in srgb, var(--accent) 8%, var(--paper))}.field--bridge{background:var(--ink);color:var(--paper);position:relative}.field--bridge .field__label{color:#f47b61}.bridge-line{align-items:center;height:1.2rem;margin-bottom:1.4rem;display:flex}.bridge-line:before,.bridge-line:after{content:"";border-top:1px solid var(--paper);width:38%}.bridge-line span{border-top:1px dashed #f47b61;width:24%;display:block}.field--next{background:var(--accent);color:#fff}.field--next .field__label,.field--next li:before{color:#fff}.chapter__sources{min-height:3.5rem;padding:.65rem var(--gutter);font:.59rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;grid-column:1/-1;align-items:center;gap:.6rem;display:flex}.chapter__sources>span{color:var(--muted);margin-right:.4rem}.chapter__sources a{border:var(--rule);gap:.35rem;padding:.4rem .55rem;text-decoration:none;display:inline-flex}.chapter__sources a:hover{color:var(--paper);background:var(--ink)}.chapter__sources small{color:var(--muted)}.bridge{min-height:55rem;padding:0 var(--gutter);color:var(--paper);background:#24231f;grid-template-columns:1.05fr .95fr;display:grid}.bridge__diagram{border-right:1px solid #5c5951;min-height:45rem;position:relative;overflow:hidden}.bridge__bank{font:.62rem/1.5 var(--mono);letter-spacing:.12em;position:absolute;bottom:6rem;left:2rem}.bridge__bank--right{text-align:right;left:auto;right:2rem}.bridge__span{grid-template-columns:repeat(5,1fr);align-items:end;height:18rem;display:grid;position:absolute;bottom:10rem;left:12%;right:12%}.bridge__span:before,.bridge__span:after{content:"";transform-origin:bottom;background:#8e8980;width:1px;height:13rem;position:absolute;bottom:-1rem}.bridge__span:before{left:5%;transform:rotate(26deg)}.bridge__span:after{right:5%;transform:rotate(-26deg)}.bridge__span i{border-top:2px solid var(--paper);transform:translateY(calc(var(--i,0) * -1rem));display:block}.bridge__span i:first-child{--i:0}.bridge__span i:nth-child(2){--i:1}.bridge__span i:nth-child(3){--i:1.8}.bridge__span i:nth-child(4){--i:2.4;border-top-style:dashed;border-color:var(--vermillion)}.bridge__span b{color:var(--vermillion);font:6rem/1 var(--serif);position:absolute;top:0;right:2%}.bridge__copy{align-self:center;padding:6rem clamp(2rem,5vw,6rem)}.bridge__copy h2{font:600 clamp(2.5rem, 4.6vw, 4.8rem)/1.3 var(--serif);letter-spacing:-.04em;margin:0 0 2rem}.bridge__lead{color:#cbc5ba;max-width:30rem;font-family:var(--serif);margin-bottom:3rem}.bridge__copy ol{border-top:1px solid #5c5951;margin:0;padding:0;list-style:none}.bridge__copy li{border-bottom:1px solid #5c5951;grid-template-columns:3rem 1fr;gap:1rem;padding:1.2rem 0;display:grid}.bridge__copy li>span{color:var(--vermillion);font:.65rem/1.8 var(--mono)}.bridge__copy strong{font-family:var(--serif)}.bridge__copy li p{color:#aaa59d;margin:.15rem 0 0;font-size:.8rem}.ask{padding:clamp(6rem, 11vw, 10rem) var(--gutter);border-bottom:1px solid var(--ink);background:#d9ded8;grid-template-columns:.8fr 1.2fr;gap:clamp(3rem,7vw,8rem);display:grid}.ask__intro{align-self:start;position:sticky;top:7rem}.ask__intro,.ask__console{min-width:0}.ask__intro h2{font:600 clamp(3rem, 6vw, 6.4rem)/1.1 var(--serif);letter-spacing:-.06em;margin:0 0 2rem}.ask__intro h2 span{color:var(--green);font:400 .24em/1.8 var(--mono);letter-spacing:.08em;display:block}.ask__intro>p{max-width:33rem;font-family:var(--serif)}.boundary-note{border-top:1px solid #929990;max-width:31rem;margin-top:2.5rem;padding-top:1rem;font-size:.75rem}.boundary-note span{color:var(--green)}.ask__console{color:#e9ebe6;background:#15231e;box-shadow:1.2rem 1.2rem #1e2b2529}.ask__status{font:.58rem/1 var(--mono);letter-spacing:.12em;border-bottom:1px solid #46574f;padding:1rem 1.25rem}.ask__status span{background:#73b091;border-radius:50%;width:.45rem;height:.45rem;margin-right:.5rem;display:inline-block;box-shadow:0 0 0 .2rem #294038}.ask__messages{flex-direction:column;gap:1rem;height:29rem;padding:2rem;display:flex;overflow-y:auto}.message{border:1px solid #53635b;max-width:85%;padding:1.1rem 1.25rem}.message--question{background:#263a31;align-self:end}.message--answer{background:#1b2c25;align-self:start}.message p{font-family:var(--serif);margin:0;font-size:.86rem;line-height:1.85}.message .message__speaker{color:#91bca7;font:.56rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin-bottom:.45rem}.message .message__boundary{color:#ef9a87;font:.62rem/1.5 var(--mono);border-top:1px solid #664c46;margin-top:.7rem;padding-top:.6rem}.message .message__mode{color:#15231e;font:.53rem/1 var(--mono);letter-spacing:.06em;background:#b8d1c3;margin:0 0 .5rem;padding:.2rem .45rem;display:inline-block}.message .message__mode[data-mode=policy]{background:#ef9a87}.message .message__retry{color:#b9d4c6;font:.58rem/1 var(--mono);cursor:pointer;background:0 0;border:1px solid #53635b;margin-top:.7rem;padding:.45rem .7rem}.message .message__retry:hover{color:#15231e;background:#c8d6ce}.ask__form button:disabled{opacity:.55;cursor:progress}.source-pills{flex-wrap:wrap;gap:.35rem;margin-top:.7rem;display:flex}.source-pills a,.source-pills span,.source-pills small{color:#b9d4c6;font:.53rem/1 var(--mono);border:1px solid #53635b;padding:.25rem .45rem;text-decoration:none}.ask__examples{scrollbar-width:thin;border-top:1px solid #46574f;gap:.45rem;padding:1rem 1.25rem;display:flex;overflow-x:auto}.ask__examples button{cursor:pointer;background:0 0;border:1px solid #53635b;flex:none;padding:.55rem .75rem;font-size:.65rem}.ask__examples button:hover{color:#15231e;background:#c8d6ce}.ask__form{border-top:1px solid #46574f;grid-template-columns:1fr auto;display:grid}.ask__form input{color:#fff;background:0 0;border:0;min-width:0;padding:1.1rem 1.25rem}.ask__form input:focus-visible{outline-offset:2px;outline:3px solid #b8d1c3}.ask__form input::placeholder{color:#86918c}.ask__form button{color:#15231e;cursor:pointer;background:#b8d1c3;border:0;padding:1rem 1.5rem;font-weight:700}.sources{padding:clamp(6rem, 10vw, 9rem) var(--gutter)}.sources>header{grid-template-columns:.5fr .7fr 1fr;align-items:start;gap:3rem;margin-bottom:4rem;display:grid}.sources>header h2{font:600 clamp(2.2rem, 4vw, 4rem)/1.2 var(--serif);margin:0}.sources>header>p:last-child{max-width:30rem;margin:0}.sources__legend{border-top:1px solid var(--ink);border-bottom:var(--rule);font:.6rem/1.3 var(--mono);text-transform:uppercase;gap:1.5rem;padding:1rem 0;display:flex}.status{border:1px solid;border-radius:50%;width:.55rem;height:.55rem;margin-right:.35rem;display:inline-block}.status--fact{background:var(--green)}.status--interpretation{background:linear-gradient(90deg, var(--ochre) 50%, transparent 50%)}.status--unconfirmed{border-style:dashed}.sources__list article{border-bottom:var(--rule);grid-template-columns:minmax(6rem,.3fr) 1.7fr;padding:2rem 0;scroll-margin-top:6rem;display:grid}.source__id{color:var(--vermillion);font:1rem/1 var(--mono)}.source__meta{color:var(--muted);font:.58rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;margin:0 0 .6rem}.sources__list h3{font:600 1.2rem/1.5 var(--serif);margin:0 0 .5rem}.sources__list article p:last-child{max-width:55rem;margin:0;font-size:.82rem}.closing{min-height:78svh;padding:7rem var(--gutter);color:var(--paper);background:var(--vermillion);text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex}.closing h2{font:600 clamp(3.2rem, 8vw, 8.5rem)/1.12 var(--serif);letter-spacing:-.06em;margin:0 0 2rem}.closing h2 span{color:var(--ink)}.closing>p:not(.eyebrow){font:600 clamp(1rem, 2vw, 1.6rem)/1.5 var(--serif)}.closing a{font:.65rem/1 var(--mono);text-transform:uppercase;margin-top:3rem}.site-footer{padding:1rem var(--gutter);color:var(--paper);background:var(--ink);font:.56rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;justify-content:space-between;display:flex}@media (prefers-reduced-motion:no-preference){.hero__copy{animation:.8s cubic-bezier(.2,.7,.2,1) both reveal}.hero__visual{animation:.8s cubic-bezier(.2,.7,.2,1) .15s both reveal}.hero__visual .orbit--dash{animation:18s linear infinite dash}@keyframes reveal{0%{opacity:0;transform:translateY(2rem)}}@keyframes dash{to{stroke-dashoffset:-180px}}}@media (width<=900px){.site-header{grid-template-columns:1fr auto}.site-header nav{display:none}.hero{grid-template-columns:1fr;padding-top:7.5rem;padding-bottom:8rem}.hero:before,.hero__index{display:none}.hero__copy{padding-left:0}.hero__copy h1{font-size:clamp(2.55rem,10vw,4.8rem)}.hero__visual{width:min(100%,32rem);margin:-1rem auto 0}.hero__summary{right:var(--gutter);left:var(--gutter);width:auto;bottom:2rem}.hero__folio{display:none}.thesis__grid{grid-template-columns:1fr}.thesis__grid>div{border-right:0;border-bottom:var(--rule);min-height:auto}.thesis__grid span{margin-bottom:1.5rem}.section-intro,.chapter{grid-template-columns:1fr}.chapter__header{border-right:0;border-bottom:1px solid var(--ink);min-height:27rem}.bridge{grid-template-columns:1fr;padding:0}.bridge__diagram{border-bottom:1px solid #5c5951;border-right:0;min-height:31rem}.ask{grid-template-columns:1fr}.ask__intro{position:static}.sources>header{grid-template-columns:1fr;gap:1rem}}@media (width<=600px){:root{--gutter:1.15rem}.site-header{min-height:3.7rem}.site-header>p{font-size:.52rem}.hero{min-height:58rem;padding-top:6.5rem}.hero__copy h1{font-size:clamp(2.25rem,10.5vw,3.35rem);line-height:1.28}.hero__visual{width:105%;margin-left:-2.5%}.hero__summary{display:block}.hero__summary p{margin-bottom:.75rem}.thesis{padding-top:5rem;padding-bottom:5rem}.thesis>h2{margin-bottom:3rem;font-size:2.45rem}.thesis__grid>div{padding:1.6rem}.section-intro{min-height:31rem;padding-top:5rem}.section-intro h2{font-size:2.65rem}.chapter__header{min-height:24rem;padding:2.7rem var(--gutter);grid-template-columns:1fr}.chapter__header h2{font-size:2.7rem}.chapter__body{grid-template-columns:1fr}.field,.field:nth-child(2n){min-height:auto;padding:1.8rem var(--gutter) 2.3rem;border-right:0}.chapter__sources{flex-wrap:wrap}.bridge__diagram{min-height:25rem}.bridge__span{height:12rem;bottom:7.5rem}.bridge__span b{font-size:4rem}.bridge__bank{bottom:3rem;left:1rem}.bridge__bank--right{left:auto;right:1rem}.bridge__copy{padding:4.5rem var(--gutter)}.bridge__copy h2{font-size:2.6rem}.ask{padding-top:5rem;padding-bottom:5rem}.ask__intro h2{font-size:3.4rem}.ask__console{margin-right:.7rem;box-shadow:.7rem .7rem #1e2b2529}.ask__messages{height:26rem;padding:1rem}.message{max-width:94%}.ask__form button{padding-inline:1rem}.sources__legend{flex-direction:column;gap:.7rem}.sources__list article{grid-template-columns:3rem 1fr;gap:.6rem}.closing{min-height:42rem}.closing h2{font-size:clamp(3.2rem,15vw,5rem)}.site-footer{flex-wrap:wrap;gap:.7rem}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (forced-colors:active){.field--next,.field--bridge,.bridge,.ask__console,.closing{border:2px solid canvastext}}