@font-face{font-family:LocalSans;src:local('Inter'),local('Aptos'),local('Segoe UI');font-display:swap}:root{--navy:#111d29;--deep:#09121c;--cream:#f4f0e7;--paper:#fffcf6;--gold:#d3b370;--orange:#e48805;--ink:#1b2d3d;--muted:#65717b;--line:#d7d4cb;--green:#356b58;--serif:Georgia,'Times New Roman',serif;--sans:Arial,'Segoe UI',system-ui,sans-serif;--mono:Consolas,'Liberation Mono',monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:150px}body{margin:0;color:var(--ink);background:var(--cream);font:16px/1.6 var(--sans)}button,input,select{font:inherit}a{color:inherit;text-underline-offset:5px}button,a,input,select,summary{outline-offset:5px}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid #b67a23}h1,h2,h3,p{margin:0 0 20px}h1,h2,h3{line-height:1.1;font-weight:500}h1,h2{font-family:var(--serif)}h2{font-size:clamp(35px,4.1vw,61px);letter-spacing:-1.9px}h3{font-size:24px;letter-spacing:-.6px}p{max-width:760px}.mono{font-family:var(--mono);letter-spacing:.8px}.tiny{font-size:10px;letter-spacing:1.2px}.eyebrow{font:11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:1.7px;display:block;margin-bottom:20px}.muted{color:var(--muted)}.skip{position:fixed;top:-70px;left:12px;z-index:100;background:var(--paper);color:var(--ink);padding:15px}.skip:focus{top:10px}.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 4.5vw;background:var(--navy);color:var(--cream)}.lockup{display:flex;gap:12px;align-items:center;text-decoration:none;min-width:0}.lockup img{object-fit:contain}.levels{font-size:17px;font-weight:800;line-height:1;letter-spacing:3px}.levels small{display:block;font-size:6px;letter-spacing:1.7px;margin-top:6px}.equation{color:#8c9aa8;font-size:21px;margin:0 4px}.diffusion-word{font-family:var(--serif);font-size:27px;letter-spacing:-1px;position:relative}.stars{position:absolute;top:-15px;right:-24px;color:var(--gold);font-size:16px;letter-spacing:2px}.header-right{display:flex;gap:30px;align-items:center}.made{font-size:10px;color:#afbbc4;line-height:1.5;text-align:right}.made b{font-weight:500;color:#eadcc0}.edition-link{font-size:11px;border:1px solid #58616a;border-radius:30px;padding:10px 17px;text-decoration:none;white-space:nowrap}.edition-link:hover{border-color:var(--gold);color:var(--gold)}#menu-toggle{display:none;background:none;border:1px solid #687581;color:var(--cream);padding:8px 12px}.disclaimer-bar{background:#172633;border-top:1px solid #33414b;color:#aab6bf;text-align:center;font:9px/1.6 var(--mono);letter-spacing:.3px;padding:7px 15px}.section-nav{position:sticky;top:0;z-index:30;display:flex;gap:24px;align-items:center;padding:15px 4.5vw;background:var(--cream);border-bottom:1px solid var(--line)}.section-nav a{font-size:11px;text-decoration:none;white-space:nowrap}.section-nav a:hover{text-decoration:underline}.stage-label{margin-left:auto;font:8px/1.4 var(--mono);letter-spacing:1px;color:#706d63;text-align:right}.hero{position:relative;min-height:690px;background:var(--deep);color:var(--cream);display:flex;align-items:center;overflow:hidden}.hero-art{position:absolute;inset:0 0 0 28%;width:72%;height:100%;object-fit:cover;object-position:62% 45%}.hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#09121c 1%,#09121ce8 29%,#09121c80 53%,#09121c05 80%),linear-gradient(0deg,#09121c95,transparent 32%);pointer-events:none}.hero-copy{position:relative;z-index:1;width:60%;padding:64px 0 68px 8vw}.hero-copy h1{font-size:clamp(65px,7.6vw,115px);letter-spacing:-5px;margin-bottom:30px;line-height:.95}.hero-copy h1 em{color:var(--gold);font-weight:400}.hero-copy>p{max-width:430px;color:#c6c9ca;font-size:17px;line-height:1.65}.hero-copy .eyebrow{color:var(--gold);font-size:9px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:20px;border:1px solid var(--ink);padding:13px 20px;background:transparent;font-size:12px;text-decoration:none;color:var(--ink);border-radius:2px}.btn.primary{background:var(--gold);border-color:var(--gold);color:var(--deep)}.btn.primary:hover{background:#e1c990}.btn.light{border-color:#66727a;color:var(--cream)}.btn.light:hover{border-color:var(--gold);color:var(--gold)}.btn:hover{background:#e9e2d5}.hero-caption{position:absolute;z-index:2;right:4.5vw;bottom:25px;color:#c7bb9b;font:9px/1.6 var(--mono);text-align:right;max-width:250px}.hero-note{font:9px/1.7 var(--mono);color:#83949e;margin-top:25px}.lens{padding:25px 8vw 29px;background:var(--navy);color:#cfdae0;display:grid;grid-template-columns:300px 1fr;gap:35px;align-items:center;border-top:1px solid #33424e}.lens-tabs{display:flex;gap:5px}.lens-tabs button{background:transparent;color:#a7b6c0;border:1px solid #455463;border-radius:3px;padding:9px 11px;font:10px var(--mono)}.lens-tabs button[aria-selected=true]{background:var(--cream);border-color:var(--cream);color:var(--navy)}#lens-copy{font-size:13px;line-height:1.65;max-width:720px;margin:0}.section{padding:92px 8vw}.section.white{background:var(--paper)}.section.dark{background:var(--navy);color:var(--cream)}.section.dark .muted{color:#aebbc4}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:40px}.section-intro h2{max-width:670px;margin-bottom:0}.section-intro>p{font-size:14px;max-width:300px;margin:0;color:var(--muted)}.section.dark .section-intro>p{color:#aebbc4}.history-banner{border-top:1px solid var(--orange);border-bottom:1px solid var(--line);padding:31px 0;margin-bottom:34px;display:flex;gap:30px;align-items:center;justify-content:space-between}.history-banner h2{font-size:clamp(29px,3.5vw,49px);max-width:850px;margin:0}.history-banner .eyebrow{color:#8e651f;font-size:9px;margin-bottom:9px}.source-button{background:transparent;border:0;border-bottom:1px solid currentColor;padding:4px 0;color:inherit;font:11px/1.5 var(--mono);text-align:left;white-space:normal}.source-button:hover{color:#9b6e25}.history-banner>.source-button{min-width:110px;color:#8e651f}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;border-bottom:1px solid var(--line);padding:20px 0 36px}.stat b{font:42px var(--serif);display:block;color:var(--ink);letter-spacing:-1px}.stat span{font-size:12px;display:block;margin-top:7px}.stat small{font:9px var(--mono);color:#7b776d;display:block;margin-top:8px}.six-systems{display:grid;grid-template-columns:repeat(6,1fr);gap:9px;margin:36px 0 20px}.system{border:1px solid #c9c6bd;padding:16px 12px;min-height:115px;position:relative;background:#f8f5ee}.system span{font:10px var(--mono);display:block;color:#9b7d43;margin-bottom:14px}.system strong{font-size:12px;font-weight:550;display:block;line-height:1.4}.system:not(:last-child):after{content:'→';position:absolute;right:-12px;top:46%;z-index:1;background:var(--cream);color:#8b969d}.small-note{font-size:11px;color:var(--muted);max-width:850px}.quote-wide{font:clamp(24px,3.1vw,43px)/1.27 var(--serif);letter-spacing:-.7px;max-width:950px;border-left:2px solid var(--gold);margin:40px 0 20px;padding-left:25px}.receipt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.receipt{padding:28px 25px 24px;background:#fffcf8;border-bottom:1px solid var(--line);border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0;min-height:300px}.receipt .meta{font:9px var(--mono);color:#8c744b;text-transform:uppercase;letter-spacing:1px;display:flex;justify-content:space-between;gap:12px;margin-bottom:20px}.receipt blockquote{font:21px/1.3 var(--serif);margin:0 0 24px;letter-spacing:-.25px;max-height:185px;overflow:auto}.receipt p{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:20px}.receipt .source-button{margin-top:auto;align-self:flex-start}.receipt:nth-child(4n+2){background:#eee9dd}.receipt:nth-child(4n+2) .meta{color:#755c30}.receipts-toolbar{display:flex;gap:15px;align-items:center;margin-bottom:22px}.receipts-toolbar input{min-width:190px;flex:1;max-width:400px;background:transparent;border:1px solid #bcbcb4;padding:12px 15px;font-size:13px;color:var(--ink)}.receipts-toolbar select{background:transparent;border:1px solid #bcbcb4;padding:12px;font-size:12px;max-width:210px}.count{font:10px var(--mono);margin-left:auto;color:var(--muted)}.working-open{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin:42px 0}.working-open>div{border-top:1px solid #59636b;padding-top:22px}.working-open h3{font:25px var(--serif);margin-bottom:17px}.working-open ul{padding:0;list-style:none}.working-open li{padding:10px 0;border-bottom:1px solid #384650;font-size:13px;color:#bdc8cf}.status-chip{font:9px var(--mono);border:1px solid #6b8274;color:#d0ddcb;padding:4px 7px;margin-right:10px;display:inline-block}.status-chip.open{border-color:#92743d;color:#e4cc98}.brain{border:1px solid #4a5661;background:#0c1721;padding:30px;margin-top:35px}.brain-top{display:flex;justify-content:space-between;gap:20px;margin-bottom:25px}.brain h3{font:24px var(--serif);margin:0}.brain-top small{font:9px var(--mono);color:#acb8c1;max-width:270px}.brain-nodes{display:grid;grid-template-columns:repeat(6,1fr);gap:9px}.brain-node{background:#172733;border:1px solid #445764;color:#d8e1e6;text-align:left;padding:17px 12px;min-height:100px}.brain-node span{display:block;font:9px var(--mono);color:var(--gold);margin-bottom:14px}.brain-node b{font-size:11px;font-weight:500}.brain-node[aria-pressed=true]{background:#f0e6d0;color:#132330;border-color:var(--gold)}.brain-detail{padding:22px 0;font-size:13px;min-height:85px;color:#bbc9d2}.scenario-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.scenario-buttons button{font:10px var(--mono);padding:11px 12px;background:none;border:1px solid #69757e;color:#c3d1da}.scenario-buttons button:hover{border-color:var(--gold);color:var(--gold)}.scenario-buttons .reset{margin-left:auto}.brain-state{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:22px;border-top:1px solid #44515d;padding-top:23px}.brain-state dt{font:8px var(--mono);color:#a6b7c3;text-transform:uppercase;letter-spacing:1px}.brain-state dd{font-size:12px;margin:7px 0 18px;line-height:1.5}.trace{font:11px/1.8 var(--mono);white-space:pre-wrap;margin:0;color:#cbd4cb;max-height:240px;overflow:auto}.education{display:grid;grid-template-columns:290px 1fr;gap:55px;margin:40px 0}.lesson-tabs{display:flex;flex-direction:column}.lesson-tabs button{background:transparent;border:0;border-bottom:1px solid #bfc2bc;padding:19px 13px;text-align:left;font:12px var(--mono);color:#6b7375}.lesson-tabs button[aria-selected=true]{background:var(--navy);color:var(--cream);border-color:var(--navy)}.lesson-panel{padding:18px 0}.lesson-panel h3{font:36px/1.2 var(--serif);max-width:700px}.lesson-panel p{color:#52616b;font-size:15px}.lesson-panel ol{margin:25px 0;padding-left:20px}.lesson-panel li{padding:11px 0;font-size:14px;border-bottom:1px solid #d8d9d0}.proof-row{display:flex;gap:15px;flex-wrap:wrap}.source-qualification{font:10px/1.7 var(--mono);color:#78776e;background:#eee9df;border-left:2px solid #b7a271;padding:17px 20px;margin-top:30px}.human-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:65px;align-items:start}.agent-voice{font:31px/1.35 var(--serif);color:var(--gold);max-width:720px}.voice-label{font:9px var(--mono);color:#98aab7;text-transform:uppercase;letter-spacing:1.3px}.human-asides{border-left:1px solid #4b5862;padding-left:30px}.human-asides p{font-size:14px;color:#b5c5ce}.human-asides strong{color:var(--cream);font-weight:500}.terminal{margin-top:35px;border:1px solid #4a5d6b;border-radius:3px;overflow:hidden}.terminal-title{padding:9px 15px;background:#21323f;font:9px var(--mono);color:#a5b8c4}.terminal-output{padding:20px;color:#c8d4cd;font:12px/1.8 var(--mono);min-height:100px;white-space:pre-wrap}.terminal form{display:flex;gap:10px;align-items:center;padding:0 20px 18px}.terminal form label{font:12px var(--mono);color:var(--gold);white-space:nowrap}.terminal input{min-width:0;flex:1;font:12px var(--mono);background:transparent;border:0;border-bottom:1px solid #4b606f;padding:9px 0;color:var(--cream)}.terminal button{background:#2b414f;border:1px solid #57707d;color:var(--cream);font:10px var(--mono);padding:9px 14px}.credentials{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;border-top:1px solid var(--line);padding-top:35px;margin-top:35px}.credentials h3{font:22px var(--serif)}.credentials p{font-size:12px;color:var(--muted)}.credentials a{font:10px var(--mono)}.finale{text-align:center;padding:80px 8vw;background:#e7dfce}.finale h2{max-width:850px;margin:0 auto 25px}.finale p{margin-left:auto;margin-right:auto;color:#57636b}.finale .hero-actions{justify-content:center}.gap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:30px}.gap{border:1px dashed #b3b0a5;padding:22px}.gap h3{font:22px var(--serif)}.gap p{font-size:12px;color:var(--muted)}.gap .eyebrow{color:#9b6c24;font-size:8px;margin-bottom:15px}#footer{background:var(--navy);color:#a8b8c3;padding:35px 8vw;display:grid;grid-template-columns:1fr 1fr;gap:30px;font-size:10px}#footer a{color:#d2d8d8;margin:0 15px 10px 0;display:inline-block}#footer p{font-size:10px;margin:0}.footer-col{border-top:1px solid #43515c;padding-top:20px}.footer-col .mono{font-size:9px;color:#d6c69f;margin-bottom:12px;display:block}
/* A deliberately different, rigorous editorial surface. */
body[data-edition=astra]{background:#eff1f1}.astra-hero{padding:64px 7vw 45px;background:var(--navy);color:var(--cream);display:grid;grid-template-columns:1.5fr 1fr;gap:60px;align-items:center}.astra-hero h1{font-size:clamp(55px,5.5vw,80px);letter-spacing:-2.7px}.astra-hero p{color:#aebec9;font-size:14px}.astra-seal{border:1px solid #536271;padding:30px;background:#142534}.astra-seal dt{font:9px var(--mono);color:#baa16c;margin-bottom:6px}.astra-seal dd{font:14px var(--mono);margin:0 0 18px}.astra-section{padding:55px 7vw;border-bottom:1px solid #c6cfd3}.astra-section h2{font-size:38px;letter-spacing:-.8px}.matrix-wrap{overflow:auto;border:1px solid #b6c4cc;background:#fbfcfa}.matrix{border-collapse:collapse;width:100%;min-width:850px}.matrix th{font:10px var(--mono);text-align:left;background:#dbe2e5;padding:15px;border-bottom:1px solid #b7c4cc;letter-spacing:.5px}.matrix td{padding:18px 15px;vertical-align:top;border-bottom:1px solid #d0dadd;font-size:12px}.matrix td:first-child{font:11px var(--mono);color:#916a2c}.matrix td:nth-child(2){width:40%}.matrix strong{display:block;font-size:15px;font-weight:550;line-height:1.35;margin-bottom:10px}.matrix .excerpt{font:17px/1.4 var(--serif);color:#334d5b}.matrix .source-button{font-size:10px}.fact-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.fact-tags span{font:9px var(--mono);border:1px solid #596774;color:#c7d4d9;padding:6px 9px}.arch-table{display:grid;grid-template-columns:1fr 1fr;gap:30px}.arch-column{border:1px solid #b4c1c7;background:#f8faf8;padding:25px}.arch-column h3{font:24px var(--serif)}.arch-column p{font-size:13px}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:25px}.timebox{border-top:3px solid #b8995f;padding-top:18px}.timebox .eyebrow{font-size:9px;margin-bottom:12px}.timebox h3{font-size:17px}.timebox p{font-size:12px;color:var(--muted)}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}.method-grid p{font-size:13px}.method-grid h3{font:23px var(--serif)}.method-grid ol{padding-left:19px;font-size:13px}.method-grid li{padding-bottom:12px}
/* The same actual-source interaction in both editions. */
#tooltip{position:fixed;z-index:70;background:#fffdf6;color:var(--ink);border:1px solid #c0ac80;box-shadow:0 12px 40px #0003;max-width:410px;max-height:290px;overflow:auto;padding:20px;font:17px/1.45 var(--serif);pointer-events:none}#tooltip small{display:block;font:9px var(--mono);margin-bottom:12px;color:#697780}#tooltip[hidden]{display:none}dialog#proof{border:1px solid #9cacb4;background:#f7f5ef;color:var(--ink);width:min(1280px,95vw);height:90vh;max-height:950px;padding:0;box-shadow:0 30px 90px #0005}dialog#proof::backdrop{background:#07111aca;backdrop-filter:blur(3px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 30px;border-bottom:1px solid #c4cfd2;background:#faf9f3;min-height:100px}.dialog-top h2{font-size:28px;letter-spacing:-.5px;line-height:1.15;margin:6px 0 0}.dialog-top button{width:38px;height:38px;background:none;border:1px solid #a4b5c0;font-size:26px;flex-shrink:0}.dialog-layout{display:grid;grid-template-columns:260px 1fr;height:calc(100% - 100px);min-height:0}.instance-list{padding:20px;border-right:1px solid #c9d1d2;background:#e8edeb;overflow:auto}.instance-list label{font:10px var(--mono);display:block;margin-bottom:8px}.instance-list input{width:100%;min-width:0;padding:10px 11px;background:#f7faf7;border:1px solid #b7c4c7;font-size:12px;margin-bottom:15px}.instance-list button{display:block;text-align:left;width:100%;background:transparent;border:1px solid #c1cdd0;padding:14px 12px;color:var(--ink);margin-bottom:8px;line-height:1.4;font-size:12px}.instance-list button[aria-current=true]{background:#fffdf6;box-shadow:inset 3px 0 #af8950;border-color:#a7afb0}.instance-list button small{display:block;font:9px var(--mono);color:#77858a;margin-top:7px}#proof-content{padding:30px 36px;overflow:auto}#proof-content h3{font:26px var(--serif);margin-bottom:22px}.proof-quote{font:25px/1.4 var(--serif);letter-spacing:-.3px;border-left:3px solid #bd9b56;padding-left:20px;white-space:pre-wrap;margin:20px 0 25px;max-height:350px;overflow:auto}.proof-context{border:1px solid #ccd4d2;background:#fcfcf7;padding:20px;margin:15px 0}.proof-context .role{display:block;font:9px var(--mono);letter-spacing:.6px;color:#7d754f;text-transform:uppercase;margin-bottom:12px}.proof-context blockquote{font-size:14px;margin:0;white-space:pre-wrap;line-height:1.7}.proof-context p{font-size:13px;margin:0;color:#5d6f76}.proof-note{font-size:12px;background:#e8edeb;border-left:2px solid #6c8c7c;padding:16px 19px;margin-top:18px}.proof-note strong{display:block;font:9px var(--mono);text-transform:uppercase;letter-spacing:1px;margin-bottom:7px}.proof-note.agent{background:#eee6d2;border-color:#ba9450}.proof-note.agent p{font:19px/1.45 var(--serif);margin:0}#proof-content details{font-size:11px;border-top:1px solid #c6d0d2;padding-top:18px;margin-top:22px}#proof-content summary{cursor:pointer;font:10px var(--mono)}#proof-content dl{overflow-wrap:anywhere}#proof-content dt{font-weight:700;margin-top:12px}#proof-content dd{margin:4px 0 0;color:#566a74}.empty-result{padding:40px;border:1px dashed #8b9ea7;font-size:14px}
@media(min-width:1700px){.hero{min-height:800px}.hero-copy{padding-left:max(8vw,calc((100vw - 1400px)/2))}.section{padding-left:max(8vw,calc((100vw - 1400px)/2));padding-right:max(8vw,calc((100vw - 1400px)/2))}}
@media(max-width:1150px){.made{display:none}.section-nav{gap:17px}.section-nav a{font-size:10px}.stage-label{font-size:7px;max-width:140px}.hero{min-height:630px}.hero-copy{width:65%}.hero-copy h1{font-size:83px}.hero-copy>p{font-size:15px;max-width:380px}.section{padding:70px 6vw}.lens{padding-left:6vw;padding-right:6vw;grid-template-columns:270px 1fr;gap:25px}.six-systems{grid-template-columns:repeat(3,1fr)}.system:nth-child(3):after{display:none}.receipt-grid{grid-template-columns:repeat(2,1fr)}.receipt{min-height:275px}.brain-nodes{grid-template-columns:repeat(3,1fr)}.education{grid-template-columns:235px 1fr;gap:30px}.human-grid{gap:35px}.gap-grid{grid-template-columns:1fr}.credentials{gap:20px}.dialog-layout{grid-template-columns:235px 1fr}.astra-hero{gap:30px}.timeline{grid-template-columns:repeat(2,1fr)}}
@media(max-width:740px){html{scroll-padding-top:25px}.site-header{padding:22px 5vw}.lockup{gap:7px}.levels{font-size:14px;letter-spacing:2px}.levels small{font-size:5px;letter-spacing:1px}.lockup img{width:27px;height:27px}.diffusion-word{font-size:24px}.equation{margin:0 1px;font-size:17px}.stars{font-size:12px;top:-12px;right:-15px}.header-right{gap:12px}.edition-link{font-size:9px;padding:8px 10px}#menu-toggle{display:block;font-size:13px;padding:5px 8px}.disclaimer-bar{font-size:7px;padding:8px 16px}.section-nav{display:none;position:relative;padding:18px 6vw;flex-wrap:wrap;gap:15px}.section-nav.open{display:flex}.section-nav .stage-label{width:100%;max-width:none;text-align:left;margin-left:0}.hero{min-height:770px;align-items:flex-start}.hero-art{inset:auto 0 0;width:100%;height:67%;object-position:60% center}.hero:after{background:linear-gradient(180deg,#09121c 0%,#09121cee 26%,#09121c7a 47%,transparent 69%,#09121c88 100%)}.hero-copy{width:100%;padding:47px 7vw 0}.hero-copy h1{font-size:73px;letter-spacing:-3.2px;max-width:500px;margin-bottom:25px}.hero-copy .eyebrow{font-size:8px;letter-spacing:1.2px;margin-bottom:20px}.hero-copy>p{font-size:14px;max-width:340px;color:#d2d4d2}.hero-actions{margin-top:20px;gap:10px}.btn{font-size:10px;padding:11px 15px;gap:10px}.hero-note{max-width:250px;font-size:7px;margin-top:18px}.hero-caption{font-size:7px;bottom:20px;right:6vw;max-width:190px}.lens{display:block;padding:24px 7vw}.lens-tabs{margin-bottom:17px}.lens-tabs button{font-size:9px;padding:9px 12px}.section{padding:55px 7vw}.section-intro{display:block;margin-bottom:30px}.section-intro h2{margin-bottom:22px}.section-intro>p{max-width:100%;font-size:13px}h2{font-size:40px;letter-spacing:-1.2px}.history-banner{display:block;padding:25px 0}.history-banner h2{font-size:34px}.history-banner>.source-button{margin-top:20px}.stats{grid-template-columns:repeat(2,1fr);gap:28px 20px}.stat b{font-size:34px}.stat span{font-size:11px}.stat small{font-size:8px}.six-systems{grid-template-columns:repeat(2,1fr);gap:8px}.system:nth-child(2n):after{display:none}.system:nth-child(3):after{display:block}.small-note{font-size:10px}.quote-wide{font-size:27px;padding-left:18px}.receipt-grid{grid-template-columns:1fr}.receipt{padding:26px;min-height:0}.receipt blockquote{font-size:24px;max-height:none;margin-bottom:22px}.receipts-toolbar{flex-wrap:wrap;gap:10px}.receipts-toolbar input{width:100%;max-width:none;min-width:0;flex-basis:100%}.receipts-toolbar select{max-width:73%;font-size:11px;padding:10px}.count{font-size:9px}.working-open{grid-template-columns:1fr;gap:25px}.brain{padding:23px 17px;margin-top:25px}.brain-top{display:block}.brain-top h3{margin-bottom:15px}.brain-top small{display:block;font-size:8px}.brain-nodes{grid-template-columns:repeat(2,1fr)}.brain-node{min-height:86px;padding:14px 11px}.brain-node b{font-size:10px}.brain-state{grid-template-columns:1fr;gap:10px}.scenario-buttons button{font-size:8px;padding:10px}.scenario-buttons .reset{margin:0}.education{display:block}.lesson-tabs{flex-direction:row;overflow:auto;gap:5px;padding-bottom:8px}.lesson-tabs button{min-width:128px;max-width:150px;padding:13px 12px;font-size:9px;white-space:nowrap;border:1px solid #bfc2bc}.lesson-panel{padding-top:28px}.lesson-panel h3{font-size:30px}.lesson-panel p{font-size:14px}.lesson-panel li{font-size:12px}.source-qualification{font-size:9px;padding:16px}.human-grid{grid-template-columns:1fr;gap:30px}.agent-voice{font-size:27px}.human-asides{padding-left:21px}.terminal form{padding:0 12px 15px}.terminal form label{font-size:9px}.terminal input{font-size:10px}.terminal button{font-size:9px;padding:8px}.terminal-output{font-size:10px;padding:18px;min-height:120px}.credentials{grid-template-columns:1fr;gap:26px}.credentials>div{border-bottom:1px solid var(--line);padding-bottom:20px}.finale{padding:55px 7vw}.finale h2{font-size:38px}.finale p{font-size:14px}#footer{grid-template-columns:1fr;padding:32px 7vw;gap:25px}.gap h3{font-size:21px}.astra-hero{grid-template-columns:1fr;padding:45px 7vw;gap:30px}.astra-hero h1{font-size:59px}.astra-seal{padding:22px}.astra-seal dd{font-size:12px}.astra-section{padding:45px 7vw}.astra-section h2{font-size:33px}.arch-table,.method-grid{grid-template-columns:1fr;gap:25px}.timeline{grid-template-columns:1fr}.dialog-top{padding:18px 20px;min-height:100px}.dialog-top h2{font-size:23px}.dialog-layout{grid-template-columns:1fr;grid-template-rows:110px 1fr}.instance-list{padding:10px;border-right:0;border-bottom:1px solid #c9d1d2;overflow:hidden}.instance-list label,.instance-list input{display:none}#proof-list{display:flex;overflow:auto;gap:8px;height:90px}.instance-list button{min-width:200px;max-width:200px;height:86px;margin:0;font-size:11px;overflow:auto}.instance-list button small{font-size:8px}#proof-content{padding:23px 22px}.proof-quote{font-size:22px;padding-left:15px}.proof-context{padding:16px}.proof-context blockquote{font-size:13px}#tooltip{max-width:340px;font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

.diffusion-input{font:13px var(--mono);color:#c5cdd1;letter-spacing:-.3px}
@media(max-width:740px){.site-header{flex-wrap:wrap;gap:14px}.lockup{width:100%;gap:9px}.header-right{width:100%;justify-content:space-between}.header-right .made{display:block;text-align:left;font-size:7px;max-width:200px}.header-right .edition-link{margin-left:auto}.diffusion-input{font-size:10px}.equation{font-size:13px}.diffusion-word{font-size:23px}.levels{font-size:12px}.hero{min-height:690px}.hero-copy h1{font-size:clamp(49px,15.7vw,65px);letter-spacing:-2.6px}.hero:after{background:linear-gradient(180deg,#09121c 0%,#09121cee 28%,#09121caa 60%,#09121c11 90%,#09121c77 100%)}.hero-art{height:72%}.hero-caption{font-size:7px}.hero-note{font-size:8px;color:#aab8bf;max-width:290px}}

.analytics-choice{grid-column:1/-1;border-top:1px solid #52606b;padding-top:1.3rem;font-size:.85rem;max-width:65rem}.analytics-choice p{max-width:65rem}.analytics-choice>span{display:block;margin:.8rem 0;color:#dbbb72}.analytics-choice button{background:transparent;color:inherit;border:1px solid #77838d;padding:.65rem .9rem;margin:0 .7rem .5rem 0;cursor:pointer}.analytics-choice button:focus-visible{outline:3px solid #dbbb72}.analytics-choice button:disabled{opacity:.65;cursor:default}

.analytics-banner{position:fixed;bottom:14px;left:14px;z-index:90;width:min(490px,calc(100vw - 28px));background:#102332f5;color:#f4eddd;border:1px solid #aa874b;padding:14px 18px;box-shadow:0 7px 32px #0004;font:14px/1.45 Arial,sans-serif}.analytics-banner[hidden]{display:none}.analytics-banner p{margin:0 0 10px}.analytics-banner button{font:inherit;padding:7px 15px;margin-right:10px;border:1px solid #d8b66d;background:#dbbd7b;color:#142736;cursor:pointer}.analytics-banner button:last-child{background:transparent;color:#f4eddd}.analytics-banner button:focus-visible{outline:3px solid white;outline-offset:2px}