@layer reset{*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body,h1,h2,h3,p,ul,ol,blockquote{margin:0}img,svg{max-width:100%;display:block}a{color:inherit}}@layer base{:root{--ink:#171813;--paper:#f1efe6;--paper-bright:#faf9f4;--acid:#e8ff4a;--signal:#ff5c45;--blue:#4867ff;--muted:#6d6d64;--line:#1718132e;--page:min(1480px, calc(100vw - 64px));--sans:"Instrument Sans Variable", "Helvetica Neue", Arial, sans-serif;--serif:"Newsreader Variable", Iowan Old Style, Georgia, serif}body{background:var(--paper);min-width:320px;color:var(--ink);font-family:var(--sans);font-optical-sizing:auto;text-rendering:optimizelegibility;font-size:16px;line-height:1.5;overflow-x:hidden}::selection{background:var(--acid);color:var(--ink)}:focus-visible{outline:3px solid var(--signal);outline-offset:4px}h1,h2,h3{text-wrap:balance}}@layer components{.skip-link{z-index:200;background:var(--acid);text-transform:uppercase;padding:10px 14px;font-size:.72rem;font-weight:700;text-decoration:none;position:fixed;top:12px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.reading-progress{z-index:100;pointer-events:none;height:3px;position:fixed;top:0;left:0;right:0}.reading-progress span{background:var(--signal);transform-origin:0;will-change:transform;width:100%;height:100%;display:block;transform:scaleX(0)}.site-header{z-index:20;width:var(--page);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:24px 0;display:flex;position:absolute;top:0;left:50%;transform:translate(-50%)}.brand{align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand-mark{letter-spacing:-.07em;font-size:1.05rem;font-weight:900}.brand-mark span{color:var(--signal)}.brand-label{color:var(--muted);font-family:var(--serif);font-size:.84rem;font-style:italic}.site-header nav{gap:clamp(18px,3vw,44px);display:flex}.site-header nav a{letter-spacing:.11em;text-transform:uppercase;font-size:.72rem;font-weight:750;text-decoration:none;position:relative}.site-header nav a:after{background:var(--signal);content:"";transform-origin:100%;height:2px;transition:transform .18s;position:absolute;bottom:-7px;left:0;right:0;transform:scaleX(0)}.site-header nav a:hover:after,.site-header nav a.active:after{transform-origin:0;transform:scaleX(1)}.site-header nav .locale-switch{border:1px solid var(--ink);background:var(--acid);margin:-7px 0;padding:6px 8px 5px}.site-header nav .locale-switch:after{display:none}.hero{width:var(--page);grid-template-rows:minmax(0,1fr) auto;grid-template-columns:minmax(0,1.35fr) minmax(350px,.65fr);align-items:center;gap:5vw;min-height:100svh;margin:0 auto;padding:150px 0 70px;display:grid;position:relative}.hero:before{z-index:-1;background:var(--line);content:"";width:1px;height:100%;position:absolute;top:0;left:62%}.eyebrow,.kicker,.section-index{letter-spacing:.14em;text-transform:uppercase;font-size:.7rem;font-weight:800}.eyebrow span{background:var(--acid);margin-right:5px;padding:6px 9px 5px;display:inline-block}.hero h1,.experiment-hero h1{letter-spacing:-.075em;max-width:1100px;margin:42px 0 36px;font-size:clamp(4.2rem,9.2vw,9.6rem);font-weight:700;line-height:.85}.hero-meta{justify-content:space-between;align-items:center;gap:24px;display:flex}.read-time{color:var(--muted);font-family:var(--serif);font-size:.78rem;font-style:italic}.hero h1 em,.experiment-hero h1 em{color:var(--signal);font-family:var(--serif);font-weight:400}.hero-intro{max-width:660px;font-family:var(--serif);font-size:clamp(1.15rem,1.6vw,1.52rem);line-height:1.45}.text-link,.back-top{letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid;align-items:center;gap:12px;margin-top:38px;font-size:.74rem;font-weight:800;text-decoration:none;display:inline-flex}.text-link span{color:var(--signal);font-size:1rem}.hero-actions{flex-wrap:wrap;align-items:end;gap:12px 22px;display:flex}.reading-mode-button{appearance:none;border:0;border-bottom:1px solid var(--line);color:var(--muted);cursor:pointer;font:700 .68rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;background:0 0;padding:0 0 3px}body.reading-mode .system-map,body.reading-mode .scroll-note,body.reading-mode .principle-rail{display:none}body.reading-mode .hero{grid-template-columns:minmax(0,1fr);min-height:auto;padding-bottom:120px}body.reading-mode .hero:before{display:none}body.reading-mode .principles-layout{display:block}body.reading-mode .principles-grid{grid-template-columns:minmax(0,1fr);max-width:900px;margin:0 auto}body.reading-mode .principle-card,body.reading-mode .principle-card.featured{grid-column:auto;min-height:auto;display:block}body.reading-mode .principle-card.featured .principle-number{margin:0 0 70px}body.reading-mode .principle-card.featured h3{margin-bottom:28px;font-size:clamp(2rem,3.3vw,3.7rem)}.system-map{aspect-ratio:1;width:min(100%,520px);margin:auto;position:relative}.orbit{border:1px solid var(--line);border-radius:50%;position:absolute;inset:12%}.orbit-two{border-style:dashed;inset:28%;transform:rotate(23deg)}.map-center{aspect-ratio:1;background:var(--ink);width:37%;color:var(--paper-bright);text-align:center;border-radius:50%;place-content:center;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.map-center span,.map-node span{font-family:var(--serif);font-size:.78rem;font-style:italic}.map-center strong,.map-node strong{letter-spacing:-.02em;text-transform:uppercase;font-size:clamp(.78rem,1.25vw,1rem);display:block}.map-center strong{max-width:90%;margin:0 auto;font-size:clamp(.58rem,1vw,.82rem)}.map-node{border:1px solid var(--ink);background:var(--paper);text-align:center;border-radius:50%;place-content:center;min-width:88px;min-height:88px;display:grid;position:absolute}.js .map-node{animation:.68s cubic-bezier(.22,1,.36,1) both map-node-enter}.js .node-xp{animation-delay:90ms}.js .node-ai{animation-delay:.18s}.js .node-evidence{animation-delay:.27s}.js .orbit-one{animation:8s ease-in-out infinite orbit-breathe}.node-lean{background:var(--acid);top:2%;left:40%}.node-xp{top:42%;right:0}.node-ai{background:var(--blue);color:#fff;bottom:0;left:42%}.node-evidence{background:var(--signal);top:42%;left:0}.scroll-note{color:var(--muted);font-family:var(--serif);grid-column:1/-1;align-self:end;font-size:.76rem;font-style:italic;position:static}.section-index{color:var(--muted)}.section-index.light{color:#ffffff80}.scarcity-shift{width:var(--page);border-top:1px solid var(--line);grid-template-columns:.35fr 1fr .8fr;gap:5vw;margin:0 auto;padding:130px 0;display:grid}.kicker{color:var(--signal);margin-bottom:16px}.kicker.acid{color:var(--acid)}.scarcity-copy h2,.model-heading h2,.boundary-heading h2,.compact-section>h2{letter-spacing:-.065em;margin-bottom:38px;font-size:clamp(3.4rem,7vw,7.2rem);font-weight:700;line-height:.92}.context-prose{max-width:720px;font-family:var(--serif);font-size:1.12rem}.context-prose ul{display:none}.scarcity-list{list-style:none}.scarcity-list li{border-bottom:1px solid var(--line);letter-spacing:-.025em;grid-template-columns:38px 1fr;padding:13px 0 11px;font-size:clamp(1rem,1.4vw,1.24rem);font-weight:700;display:grid}.scarcity-list li span{color:var(--signal);letter-spacing:.08em;padding-top:3px;font-size:.58rem;font-weight:800}.principles-section{background:var(--ink);color:var(--paper-bright);padding:120px max(32px,50vw - 740px)}.principles-heading{grid-template-columns:.7fr 1.3fr;gap:5vw;margin-bottom:74px;display:grid}.principles-heading h2{letter-spacing:-.07em;font-size:clamp(3.8rem,7.5vw,8rem);font-weight:700;line-height:.88}.principles-layout{grid-template-columns:210px minmax(0,1fr);align-items:start;gap:clamp(24px,3vw,48px);display:grid}.principle-rail{gap:28px;display:grid;position:sticky;top:28px}.constraint-signal>p,.current-principle>span{color:#ffffff75;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px;font-size:.62rem;font-weight:700}.signal-field{aspect-ratio:1;border:1px solid #ffffff2e;border-radius:50%;width:180px;position:relative}.signal-field:before,.signal-field:after{content:"";background:#ffffff1c;position:absolute}.signal-field:before{height:1px;top:50%;left:12px;right:12px}.signal-field:after{width:1px;top:12px;bottom:12px;left:50%}.signal-axis{z-index:1;color:#ffffff61;font-family:var(--serif);font-size:.72rem;font-style:italic;transition:color .22s,opacity .22s;position:absolute}.signal-flow{top:11px;left:50%;transform:translate(-50%)}.signal-feedback{top:50%;right:8px;transform:translateY(-50%)}.signal-evidence{bottom:10px;left:50%;transform:translate(-50%)}.signal-human{top:50%;left:9px;transform:translateY(-50%)}.signal-field i{z-index:2;background:var(--acid);border-radius:50%;width:18px;height:18px;transition:transform .42s cubic-bezier(.22,1,.36,1),background .22s;position:absolute;top:50%;left:50%;transform:translate(-50%,-68px);box-shadow:0 0 0 7px #e8ff4a1c}.constraint-signal[data-active-axis=flow] [data-axis=flow],.constraint-signal[data-active-axis=feedback] [data-axis=feedback],.constraint-signal[data-active-axis=evidence] [data-axis=evidence],.constraint-signal[data-active-axis=human] [data-axis=human]{color:var(--paper-bright)}.constraint-signal[data-active-axis=feedback] .signal-field i{background:var(--blue);transform:translate(50px,-50%);box-shadow:0 0 0 7px #4867ff24}.constraint-signal[data-active-axis=evidence] .signal-field i{background:var(--signal);transform:translate(-50%,50px);box-shadow:0 0 0 7px #ff5c4524}.constraint-signal[data-active-axis=human] .signal-field i{background:var(--paper-bright);transform:translate(-68px,-50%);box-shadow:0 0 0 7px #ffffff1a}.current-principle{border-top:1px solid #ffffff2e;min-height:88px;padding-top:18px}.current-principle strong{letter-spacing:-.035em;font-size:1.08rem;font-weight:600;line-height:1.05;display:block}.principle-nav ol{grid-template-columns:repeat(4,1fr);gap:6px;padding:0;list-style:none;display:grid}.principle-nav a{aspect-ratio:1;color:#ffffff80;border:1px solid #ffffff2e;border-radius:50%;place-content:center;font-size:.58rem;text-decoration:none;transition:border-color .18s,background .18s,color .18s;display:grid}.principle-nav a:hover,.principle-nav a.active{border-color:var(--acid);background:var(--acid);color:var(--ink)}.principles-grid{border-top:1px solid #ffffff30;border-left:1px solid #ffffff30;grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;display:grid}.principle-card{--axis-color:var(--acid);border-bottom:1px solid #ffffff30;border-right:1px solid #ffffff30;min-width:0;min-height:430px;padding:clamp(30px,4vw,60px);scroll-margin-top:24px;transition:background-color .22s,border-color .22s;position:relative;overflow:clip}.principle-card:after{z-index:0;background:var(--axis-color);content:"";opacity:.75;border-radius:50%;width:8px;height:8px;transition:transform .22s;position:absolute;top:24px;right:24px}.principle-card:hover:after{transform:scale(1.75)}.principle-card:hover,.principle-card.is-active{background:#ffffff09}.principle-card[data-axis=feedback]{--axis-color:#768cff}.principle-card[data-axis=evidence]{--axis-color:var(--signal)}.principle-card[data-axis=human]{--axis-color:var(--paper-bright)}.principle-number{z-index:1;color:var(--axis-color);font-family:var(--serif);margin-bottom:70px;font-size:.82rem;font-style:italic;position:relative}.principle-card h3{z-index:1;letter-spacing:-.055em;max-width:700px;margin-bottom:28px;font-size:clamp(2rem,3.3vw,3.7rem);font-weight:650;line-height:.98;position:relative}.principle-body{z-index:1;color:#d6d6cd;max-width:660px;font-size:1.02rem;line-height:1.58;position:relative}.principle-card.featured{grid-column:1/-1;grid-template-columns:minmax(52px,.12fr) minmax(0,1.08fr) minmax(320px,.8fr);align-items:start;gap:clamp(28px,4vw,72px);min-height:360px;display:grid}.principle-card.featured .principle-number{margin:7px 0 0}.principle-card.featured h3{min-width:0;margin:0;font-size:clamp(2.8rem,4vw,4.8rem)}.source-prose p+p,.source-prose p+ul,.source-prose p+ol,.source-prose ul+p,.source-prose ol+p,.source-prose pre+p,.source-prose blockquote+p{margin-top:1rem}.source-prose ul,.source-prose ol{padding-left:1.1em}.source-prose li+li{margin-top:.24rem}.source-prose blockquote{border-left:3px solid var(--acid);color:var(--paper-bright);font-family:var(--serif);margin:1.2rem 0;padding-left:18px;font-size:1.17rem;font-style:italic}.source-prose pre{background:#ffffff0a;border:1px solid #ffffff29;margin:1.25rem 0;padding:15px 18px;font-size:.77rem;line-height:1.6;overflow-x:auto}.model-section{width:var(--page);grid-template-columns:.3fr 1.7fr;gap:5vw;margin:0 auto;padding:130px 0;display:grid}.model-heading,.flow-line,.model-source{grid-column:2}.model-heading h2{max-width:1100px}.flow-line{flex-wrap:wrap;align-items:center;gap:10px;margin:45px 0;display:flex}.flow-line span{border:1px solid var(--ink);letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:11px 14px 9px;font-size:.69rem;font-weight:800}.flow-line span:nth-of-type(4){background:var(--acid)}.flow-line span:last-of-type{background:var(--ink);color:#fff}.flow-line i{color:var(--signal);font-style:normal}.model-source{max-width:900px;font-family:var(--serif);font-size:1.2rem}.model-source pre{display:none}.boundary-section{background:var(--blue);color:#fff;grid-template-columns:1fr 1fr;gap:70px 8vw;padding:120px max(32px,50vw - 740px);display:grid}.boundary-heading h2{margin:55px 0 0}.boundary-heading h2 span{color:var(--acid);font-family:var(--serif);font-weight:400}.boundary-copy{font-family:var(--serif);align-self:end;font-size:clamp(1.2rem,1.7vw,1.55rem)}.boundary-copy ul{margin-top:28px;list-style:none}.boundary-copy li{border-bottom:1px solid #ffffff47;padding:9px 0}.experiment-card{background:var(--acid);min-height:320px;color:var(--ink);grid-column:1/-1;grid-template-rows:auto minmax(0,1fr) auto;row-gap:32px;padding:clamp(28px,4vw,54px);text-decoration:none;transition:transform .18s;display:grid}.experiment-card:hover{transform:translateY(-6px)}.experiment-label,.experiment-arrow{letter-spacing:.12em;text-transform:uppercase;font-size:.7rem;font-weight:800}.experiment-card strong{letter-spacing:-.06em;align-self:center;max-width:1000px;font-size:clamp(2.5rem,5vw,5.5rem);line-height:.95}.experiment-arrow{place-self:end}.compact-section{width:var(--page);margin:0 auto;padding:130px 0}.compact-section>h2{margin-top:65px}.compact-copy blockquote{max-width:1250px;color:var(--ink);font-family:var(--serif);letter-spacing:-.05em;border:0;margin:0;padding:0;font-size:clamp(2.1rem,4.4vw,5.2rem);font-style:normal;line-height:1.03}.document-actions{flex-wrap:wrap;align-items:center;gap:10px;margin-top:64px;display:flex}.document-actions a,.document-actions button{appearance:none;border:1px solid var(--ink);color:var(--ink);cursor:pointer;font:700 .67rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;background:0 0;padding:12px 15px 10px;text-decoration:none;transition:background .16s,color .16s}.document-actions a:hover,.document-actions button:hover{background:var(--ink);color:var(--paper-bright)}.share-status{color:var(--muted);font-family:var(--serif);font-size:.8rem;font-style:italic}.edition-section{border-top:1px solid var(--line);background:#dedbd0;grid-template-columns:.3fr 1.7fr;gap:56px 5vw;padding:120px max(32px,50vw - 740px);display:grid}.edition-heading,.edition-meta,.edition-notes{grid-column:2}.edition-heading{grid-template-columns:1.25fr .75fr;align-items:end;gap:6vw;display:grid}.edition-heading h2{letter-spacing:-.065em;max-width:900px;font-size:clamp(3.2rem,6.2vw,7rem);font-weight:700;line-height:.9}.edition-heading p{max-width:520px;font-family:var(--serif);font-size:clamp(1.1rem,1.5vw,1.35rem);line-height:1.45}.edition-meta{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(5,minmax(0,1fr));margin:25px 0 0;display:grid}.edition-meta>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:122px;padding:18px}.edition-meta dt,.edition-notes h3{color:var(--muted);letter-spacing:.11em;text-transform:uppercase;margin-bottom:20px;font-size:.64rem;font-weight:700}.edition-meta dd{font-family:var(--serif);margin:0;font-size:1.05rem;line-height:1.25}.edition-notes{grid-template-columns:1fr 1fr;gap:7vw;padding-top:28px;display:grid}.edition-notes ol{padding:0;list-style:none}.edition-notes li,.edition-notes p{border-bottom:1px solid var(--line);font-family:var(--serif);padding:11px 0;font-size:1.05rem}footer{background:var(--ink);color:var(--paper-bright);grid-template-columns:1fr 1fr 1fr;align-items:end;gap:30px;padding:46px max(32px,50vw - 740px);display:grid}footer>p{max-width:300px;font-family:var(--serif)}.footer-note{color:#9b9b92;justify-self:end;font-style:italic}.experiment-page{min-height:100vh}.experiment-hero{width:var(--page);grid-template-columns:1.3fr .7fr;align-items:end;gap:7vw;min-height:78svh;margin:0 auto;padding:150px 0 90px;display:grid}.experiment-hero h1{margin-bottom:0}.experiment-intro>p{max-width:520px;font-family:var(--serif);font-size:clamp(1.25rem,2vw,1.7rem)}.experiment-facts{border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin-top:50px;display:grid}.experiment-facts span{letter-spacing:.08em;text-transform:uppercase;padding:14px 8px 0 0;font-size:.68rem;font-weight:800}.experiment-facts strong{color:var(--signal);font-family:var(--serif);font-size:1.4rem;display:block}.experiment-layout{background:var(--paper-bright);grid-template-columns:.42fr 1fr .18fr;gap:7vw;padding:110px max(32px,50vw - 740px);display:grid}.experiment-aside{border-top:3px solid var(--signal);height:fit-content;padding-top:22px;position:sticky;top:30px}.experiment-aside span{letter-spacing:.1em;text-transform:uppercase;font-size:.67rem;font-weight:800}.experiment-aside p{font-family:var(--serif);margin:20px 0 34px;font-size:1.1rem}.experiment-aside a{letter-spacing:.08em;text-transform:uppercase;font-size:.7rem;font-weight:800}.experiment-aside .aside-source{color:var(--blue);margin-top:18px;display:block}.document-prose{min-width:0;font-family:var(--serif);grid-column:2;font-size:1.08rem;line-height:1.7}.document-prose h2{border-top:1px solid var(--line);font-family:var(--sans);letter-spacing:-.055em;margin:90px 0 24px;padding-top:16px;font-size:clamp(2.4rem,4vw,4.4rem);line-height:.98}.document-prose h2:first-child{margin-top:0}.document-prose h3{font-family:var(--sans);letter-spacing:-.035em;margin:55px 0 16px;font-size:1.55rem;line-height:1.1}.document-prose blockquote{color:var(--ink);border-color:var(--signal);font-size:1.42rem}.document-prose pre{border-color:var(--line);background:var(--paper)}.document-prose hr{border:0;border-top:1px solid var(--line);margin:70px 0}.experiment-footer{grid-template-columns:1fr 1fr}.experiment-footer a{color:var(--acid);letter-spacing:.09em;text-transform:uppercase;justify-self:end;font-size:.72rem;font-weight:800}.js .principle-card{opacity:.35;transition:opacity .5s,transform .65s cubic-bezier(.22,1,.36,1),background-color .22s;transform:translateY(24px)}.js .principle-card.is-visible{opacity:1;transform:translateY(0)}@keyframes map-node-enter{0%{opacity:0;scale:.72}to{opacity:1;scale:1}}@keyframes orbit-breathe{0%,to{scale:1}50%{scale:1.025}}@media (width<=1180px){.principles-layout{grid-template-columns:minmax(0,1fr);gap:24px}.principle-rail{z-index:15;background:var(--ink);border-bottom:1px solid #fff3;justify-content:space-between;align-items:center;gap:20px;margin-right:-1px;padding:12px 0;display:flex;position:sticky;top:0}.constraint-signal{display:none}.current-principle{border:0;flex:1;min-height:0;padding:0}.current-principle>span{margin-bottom:5px}.current-principle strong{max-width:280px;font-size:.9rem}.principle-nav{scrollbar-width:none;width:min(45%,320px);overflow-x:auto}.principle-nav ol{width:max-content;display:flex}.principle-nav a{width:30px}.principle-card{scroll-margin-top:90px}}@media (width<=900px){:root{--page:calc(100vw - 40px)}.hero,.experiment-hero{grid-template-columns:1fr;min-height:auto;padding-top:140px}.hero:before,.scroll-note{display:none}.system-map{width:min(520px,90vw);margin-top:70px}.scarcity-shift{grid-template-columns:1fr}.scarcity-copy,.scarcity-list{max-width:720px;margin-left:14vw}.principles-section{padding-left:20px;padding-right:20px}.principles-heading{grid-template-columns:1fr}.principles-layout{grid-template-columns:minmax(0,1fr);gap:24px}.principle-rail{z-index:15;background:var(--ink);border-bottom:1px solid #fff3;justify-content:space-between;align-items:center;gap:20px;margin-right:-1px;padding:12px 0;display:flex;position:sticky;top:0}.constraint-signal{display:none}.current-principle{border:0;flex:1;min-height:0;padding:0}.current-principle>span{margin-bottom:5px}.current-principle strong{max-width:280px;font-size:.9rem}.principle-nav{scrollbar-width:none;width:min(45%,320px);overflow-x:auto}.principle-nav ol{width:max-content;display:flex}.principle-nav a{width:30px}.principle-card{min-height:390px;scroll-margin-top:90px}.principle-card.featured{min-height:auto;display:block}.principle-card.featured .principle-number{margin:0 0 45px}.principle-card.featured h3{margin-bottom:28px;font-size:2.25rem}.edition-section{grid-template-columns:1fr;padding-left:20px;padding-right:20px}.edition-heading,.edition-meta,.edition-notes{grid-column:1}.edition-heading{grid-template-columns:1fr}.edition-meta{grid-template-columns:repeat(3,minmax(0,1fr))}.model-section{grid-template-columns:1fr}.model-heading,.flow-line,.model-source{grid-column:1}.boundary-section{grid-template-columns:1fr;padding-left:20px;padding-right:20px}.experiment-layout{grid-template-columns:.4fr 1fr}}@media (width<=620px){.site-header{align-items:flex-start}.brand-label,.site-header nav .statement-link{display:none}.site-header nav{gap:14px}.hero h1,.experiment-hero h1{font-size:clamp(3.8rem,18vw,6.2rem)}.hero-meta{align-items:flex-start}.current-principle{max-width:175px}.current-principle strong{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.82rem;display:-webkit-box;overflow:hidden}.hero{padding-bottom:90px}.hero-intro{font-size:1.1rem}.system-map{width:100%}.map-node{min-width:72px;min-height:72px}.scarcity-shift,.model-section,.compact-section{padding:90px 0}.scarcity-copy,.scarcity-list{margin-left:0}.principles-section,.boundary-section{padding-top:90px;padding-bottom:90px}.principles-heading h2,.scarcity-copy h2,.model-heading h2,.boundary-heading h2,.compact-section>h2{font-size:clamp(3rem,15vw,5rem)}.principles-grid{grid-template-columns:1fr}.principle-card{overflow-wrap:break-word;min-height:auto;padding:34px 26px 55px}.principle-card.featured{min-height:auto;display:block}.principle-card.featured .principle-number{margin:0 0 45px}.principle-card.featured h3{margin-bottom:28px;font-size:2.25rem}.principle-number{margin-bottom:45px}.principle-card h3{font-size:2.25rem}.flow-line{flex-direction:column;align-items:flex-start}.flow-line i{margin-left:24px;transform:rotate(90deg)}.experiment-card{min-height:390px}.compact-copy blockquote{font-size:2.3rem}.document-actions{flex-direction:column;align-items:stretch}.document-actions a,.document-actions button{text-align:left;width:100%}.edition-section{padding-top:90px;padding-bottom:90px}.edition-heading h2{font-size:clamp(3rem,15vw,5rem)}.edition-meta{grid-template-columns:repeat(2,minmax(0,1fr))}.edition-notes,footer,.experiment-footer{grid-template-columns:1fr}.footer-note,.experiment-footer a{justify-self:start}.experiment-hero{padding-bottom:70px}.experiment-layout{grid-template-columns:minmax(0,1fr);padding:80px 20px}.experiment-aside{min-width:0;position:static}.document-prose{grid-column:1}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.js .principle-card{opacity:1;transform:none}}@media print{:root{--paper:#fff;--paper-bright:#fff;--ink:#000}body{color:#000;background:#fff;font-size:10pt;overflow:visible}.site-header,.reading-progress,.skip-link,.system-map,.scroll-note,.text-link,.principle-rail,.document-actions,.experiment-card,.back-top,footer{display:none!important}.hero,.scarcity-shift,.model-section,.compact-section{width:100%;min-height:0;padding:24pt 0;display:block}.hero h1{font-size:48pt}.principles-section,.boundary-section,.edition-section{color:#000;background:#fff;padding:28pt 0;display:block}.principles-layout,.principles-grid{border:0;display:block}.principle-card,.principle-card.featured{break-inside:avoid;color:#000;background:#fff;border:0;border-top:1px solid #888;min-height:0;padding:24pt 0;display:block}.principle-card:after{display:none}.principle-card .principle-number{color:#000;margin:0 0 12pt}.principle-card h3,.principle-card.featured h3{color:#000;margin-bottom:12pt;font-size:24pt}.principle-body,.source-prose blockquote{color:#000;max-width:100%}.edition-heading,.edition-meta,.edition-notes{margin-top:20pt;display:block}}}@font-face{font-family:Instrument Sans Variable;font-style:normal;font-display:swap;font-weight:400 700;src:url(/_astro/instrument-sans-latin-ext-wght-normal.B5bTHO_g.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Instrument Sans Variable;font-style:normal;font-display:swap;font-weight:400 700;src:url(/_astro/instrument-sans-latin-wght-normal.BbzFLZTg.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-vietnamese-wght-normal.Czsa-EzN.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-latin-ext-wght-normal.C-3rgBeH.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-latin-wght-normal.CCVVNp6i.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Newsreader Variable;font-style:italic;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-vietnamese-wght-italic.xAqemagA.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Newsreader Variable;font-style:italic;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-latin-ext-wght-italic.DFS986qL.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Newsreader Variable;font-style:italic;font-display:swap;font-weight:200 800;src:url(/_astro/newsreader-latin-wght-italic.Bxi8ein9.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}