/* History collection: a research desk, real archival material and readable notes. */
body[data-page^="history"]{--paper:#f8f5ed;--ink:#172337;--blue:#164ac6;--blue-dark:#123ca3;--hx-blue:#164ac6;--hx-muted:#5b625e;--hx-border:#d4d0c3;--hx-surface:#f0ecdf;--hx-serif:"Noto Serif CJK JP","Noto Serif JP","Yu Mincho","Hiragino Mincho ProN",serif;--hx-hand:"Segoe Print","Bradley Hand","Comic Sans MS",cursive;background:var(--paper)}
body[data-page^="history"] .site-header{background:rgba(250,248,242,.96);border-color:#dcd8cc}
body[data-page^="history"] .brand{font-family:Georgia,"Times New Roman",serif;font-size:27px;font-weight:600;letter-spacing:.025em}
body[data-page^="history"] .brand-mark{background:transparent;color:var(--blue);border-radius:0}
body[data-page^="history"] .brand-mark svg{width:35px;height:35px;fill:currentColor;stroke-width:.5}
body[data-page^="history"] .site-footer{background:#eeeadf}
.hx-exhibition{--hx-muted:#5b625e;--hx-blue:#164ac6;--hx-surface:#f0ecdf;--hx-border:#d4d0c3}
.hx-exhibition h1,.hx-exhibition h2{font-family:var(--hx-serif);font-weight:700;letter-spacing:-.045em}
.hx-label{display:inline-block;font:500 10px/1.6 var(--mono);letter-spacing:.12em;color:var(--hx-blue);margin-bottom:12px}
.hx-read{display:inline-flex;align-items:center;gap:12px;font-size:12px;font-weight:600;color:var(--hx-blue);text-decoration:underline;text-underline-offset:5px;padding-block:8px}
.hx-read:hover{color:var(--blue-dark)}
.hx-year{display:block;font:500 13px/1.5 var(--mono);color:var(--hx-blue);margin-bottom:10px}
.hx-section-heading{display:flex;align-items:flex-end;gap:36px;margin-bottom:32px}
.hx-section-heading h2{font-size:34px;line-height:1.5;margin:0}
.hx-section-heading>p{font-size:13px;line-height:1.9;color:var(--hx-muted);margin:0 0 3px}
.hx-section-heading>.hx-read{margin-left:auto;flex-shrink:0}

/* The desk is a layout, never a rasterized page. Each sheet has real links. */
.hx-desk{overflow:clip;background-color:#f9f6ee;background-image:linear-gradient(#8eb0c829 1px,transparent 1px),linear-gradient(90deg,#8eb0c829 1px,transparent 1px),radial-gradient(ellipse at 20% 40%,#fff9,transparent 65%);background-size:24px 24px,24px 24px,100% 100%;border-bottom:1px solid var(--hx-border)}
.hx-desk-inner{width:calc(100% - 80px);max-width:1440px;margin:auto;display:grid;grid-template-columns:minmax(340px,.95fr) minmax(0,1.65fr);gap:14px;align-items:center;padding:24px 0 14px}
.hx-desk-copy{position:relative;z-index:1;align-self:center;padding:0 0 20px 8px}
.hx-desk-kicker{font-size:12px;font-weight:600;color:var(--hx-blue);display:flex;gap:14px;align-items:center;margin-bottom:24px}
.hx-desk-kicker>span:last-child{font:11px var(--mono);letter-spacing:.08em}
.hx-desk-copy h1{font-size:clamp(32px,3.25vw,49px);line-height:1.65;margin:0 0 24px;white-space:nowrap}
.hx-desk-intro{font-family:var(--hx-serif);font-size:15px;line-height:2.1;color:#344156;margin-bottom:28px}
.hx-desk-actions{display:flex;gap:12px;flex-wrap:wrap}
.hx-desk-actions .button{font-size:13px;padding:14px 22px;border-radius:0;gap:24px;box-shadow:none;min-height:50px}
.hx-desk-actions .button.outline{border-color:var(--hx-blue);background:#fff8;color:var(--hx-blue)}
.hx-notebook{position:relative;background:linear-gradient(100deg,#c6a77e 0 5%,#dbc29b 6%,#e4ceac 98%);box-shadow:4px 7px 13px #6b573b1c,inset 0 0 0 1px #b49e7c66;transform:rotate(-5deg);border-radius:3px 12px 6px 3px;width:260px;padding:22px 24px 17px;margin:43px 0 0 30px;color:#36517b;font:italic 15px/1.8 var(--hx-hand)}
.hx-notebook::before{content:"";position:absolute;left:-18px;top:-14px;width:8px;height:116px;background:linear-gradient(90deg,#244445,#497473 50%,#213f40);transform:rotate(-7deg);clip-path:polygon(50% 0,100% 13%,100% 100%,0 100%,0 13%)}
.hx-notebook span{display:block;text-align:center}.hx-notebook span:first-child{font-size:20px;letter-spacing:.08em}.hx-notebook svg{display:block;width:120px;height:15px;margin:3px auto 0}
.hx-desk-collage{position:relative;height:665px;min-width:0;isolation:isolate}
.hx-paper{position:absolute;margin:0;padding:12px 12px 9px;background:linear-gradient(125deg,#fffdf7,#f4efe2);box-shadow:1px 2px 3px #66523816,5px 9px 17px #66523824;border:1px solid #ded7c7;transform:rotate(var(--paper-angle));transition:transform .2s,box-shadow .2s;transform-origin:center}
.hx-paper:hover,.hx-paper:focus-within{z-index:10;transform:rotate(0deg) translateY(-5px);box-shadow:2px 5px 7px #66523820,7px 12px 25px #66523838}
.hx-paper-main{display:block;color:var(--ink)}
.hx-paper-tab{position:relative;display:inline-flex;gap:18px;background:#fffdf8;padding:4px 7px;color:var(--hx-blue);font-size:10px;font-weight:650;box-shadow:1px 2px 3px #52432b0d;margin-bottom:9px;line-height:1.5;border-bottom:1px solid #dad7cc}
.hx-paper img{display:block;width:100%;object-fit:contain;height:auto;background:#f0ede4}
.hx-paper-name{display:block;font-family:var(--hx-serif);font-size:16px;font-weight:650;line-height:1.5;margin-top:8px}
.hx-paper figcaption{font-size:9px;line-height:1.6;color:#50594f;margin-top:5px}
.hx-paper figcaption>span{display:block}
.hx-paper-credit{font-size:8px;margin-top:3px}
.hx-paper-links{display:flex!important;flex-wrap:wrap;gap:8px;margin-top:4px}
.hx-paper-links a{display:inline-flex;align-items:center;gap:3px;color:var(--hx-blue);text-decoration:underline;text-underline-offset:3px;min-height:20px;font-size:9px}
.hx-paper-links svg{width:9px;height:9px}
.hx-paper-portrait{--paper-angle:-5deg;left:2%;top:12px;width:28%;z-index:3}
.hx-paper-portrait img{height:238px}
.hx-paper-portrait::before,.hx-paper-code::before{content:"";position:absolute;z-index:1;top:-11px;left:29%;width:43%;height:23px;background:#d7b98340;transform:rotate(-3deg);box-shadow:inset 0 0 1px #b69f6f55;pointer-events:none}
.hx-paper-manual{--paper-angle:4deg;left:35%;top:7px;width:36%;z-index:2;background:linear-gradient(120deg,#f3e4c6,#f8edda)}
.hx-paper-manual img{height:145px;background:#fff}
.hx-paper-manual .hx-paper-name{font-size:14px}
.hx-paper-robot{--paper-angle:4deg;left:25%;top:320px;width:27%;z-index:4}
.hx-paper-robot img{height:175px}
.hx-paper-computer{--paper-angle:-6deg;left:62%;top:323px;width:25%;z-index:5}
.hx-paper-computer img{height:179px}
.hx-paper-computer::after{content:"";position:absolute;right:9px;top:-13px;width:12px;height:48px;border:2px solid #9c937b;border-radius:12px;box-shadow:inset 0 0 0 2px #fff7;transform:rotate(13deg);pointer-events:none}
.hx-paper-code{--paper-angle:6deg;left:74%;top:12px;width:26%;z-index:3;background:repeating-linear-gradient(0deg,#d3b48809 0 1px,transparent 1px 5px),#f9f0dd}
.hx-code-eyebrow{display:block;font:7px/1.4 var(--mono);letter-spacing:.06em;margin:9px 0 10px;color:#5c625b}
.hx-code-title{display:flex;justify-content:space-between;gap:8px;font:22px Georgia,serif;letter-spacing:.04em;border-bottom:1px solid #a89a8370;padding-bottom:9px;margin-bottom:10px}
.hx-code-title>span{font:10px var(--mono);align-self:center}
.hx-paper-code pre{font:8px/1.7 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;min-height:64px;margin:0 0 8px;color:#37424b}
.hx-code-note{display:block;font-size:11px;border-top:1px solid #c6bba6;padding-top:7px}
.hx-pencil-lines{position:absolute;inset:0;width:100%;height:100%;color:var(--hx-blue);pointer-events:none;z-index:7}
.hx-scribble{position:absolute;z-index:6;pointer-events:none;color:var(--hx-blue);font:italic 23px/1.35 var(--hx-hand);letter-spacing:.025em;transform:rotate(-8deg)}
.hx-scribble small{font:11px/1.7 var(--hx-serif);letter-spacing:.02em}
.hx-scribble-turing{left:0;top:405px}.hx-scribble-shakey{left:0;top:536px;font-size:19px}.hx-scribble-game{left:88%;top:504px;transform:rotate(8deg)}
.hx-index-strip{background:#fdfbf6;border-bottom:1px solid var(--hx-border)}
.hx-index-strip>.container{display:flex;align-items:center;gap:48px;min-height:72px}
.hx-year-ruler{height:45px;position:relative;flex:1;min-width:0;margin:0 16px}
.hx-year-ruler::before{content:"";position:absolute;top:15px;left:0;right:0;height:13px;border-top:1px solid var(--hx-blue);background:repeating-linear-gradient(90deg,transparent 0 calc(10% - 1px),#245bc166 calc(10% - 1px) 10%)}
.hx-year-ruler a{position:absolute;left:var(--ruler-position);top:5px;transform:translateX(-50%);text-align:center;font:10px/1.4 var(--mono);color:var(--hx-blue);padding:5px 4px;min-width:40px}
.hx-year-ruler a>span{display:block;width:6px;height:6px;border-radius:50%;background:var(--hx-blue);margin:2px auto 7px}
.hx-year-ruler a:hover{text-decoration:underline;background:#fdfbf6}
.hx-index-strip p{display:flex;gap:18px;font-family:var(--hx-serif);font-size:13px;font-weight:600;border-left:1px solid var(--hx-border);padding-left:25px;margin:0}
.hx-index-strip p span+span{border-left:1px solid var(--hx-border);padding-left:18px}
.hx-desk-credits{font-size:11px;color:var(--hx-muted);padding:10px 0 0}
.hx-desk-credits>summary{cursor:pointer;width:fit-content;margin-left:auto;list-style:none;padding:6px 0}
.hx-desk-credits>summary::-webkit-details-marker{display:none}
.hx-desk-credits>summary>span{display:inline-block;margin-left:8px;transition:transform .15s}.hx-desk-credits[open]>summary>span{transform:rotate(45deg)}
.hx-desk-credits ul{list-style:none;padding:15px 24px;background:#fff9;border:1px solid var(--hx-border);margin-top:10px;display:grid;grid-template-columns:1fr 1fr;gap:18px 28px}
.hx-desk-credits li strong,.hx-desk-credits li>span{display:block}.hx-desk-credits li strong{color:var(--ink);margin-bottom:4px}.hx-desk-credits a{color:var(--hx-blue);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}

/* Three working entrances into the collection, styled as open file folders. */
.hx-archive{padding-top:35px;padding-bottom:65px}
.hx-folder-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:49px}
.hx-folder{--folder-tab:#bd572c;position:relative;display:flex;flex-direction:column;border:1px solid #d8c6a6;background:linear-gradient(115deg,#eddfc7,#f6ebd6 60%,#ede0c7);padding:27px 23px 18px;box-shadow:2px 4px 6px #5946310a,0 1px 2px #59463119;border-radius:0 5px 5px 5px}
.hx-folder::before{content:"";position:absolute;inset:6px 5px auto;height:1px;background:#fff8;pointer-events:none}
.hx-folder-tab{position:absolute;top:-22px;left:-1px;background:var(--folder-tab);color:#fff;font:9px/1.5 var(--mono);letter-spacing:.05em;padding:5px 14px 7px;border-radius:5px 10px 0 0;height:25px}
.hx-folder-ideas{--folder-tab:#286789}.hx-folder-cases{--folder-tab:#547451}
.hx-folder header{display:flex;gap:14px;margin-bottom:22px}
.hx-folder header svg{width:31px;height:34px;flex-shrink:0;margin-top:4px}
.hx-folder h3{font:700 25px/1.5 var(--hx-serif);letter-spacing:-.02em;margin:0 0 5px}
.hx-folder header p{font-size:12px;color:#5a6056;line-height:1.8;margin:0}
.hx-folder-feature{display:grid;grid-template-columns:90px minmax(0,1fr);align-items:center;gap:16px;padding-bottom:16px}
.hx-folder-feature img{width:90px;height:110px;object-fit:contain;background:#fbf7ed;padding:5px;box-shadow:1px 2px 4px #574a2a25;transform:rotate(-3deg)}
.hx-folder-ideas .hx-folder-feature img{transform:rotate(3deg)}
.hx-folder-feature strong{display:block;font-family:var(--hx-serif);font-size:18px;line-height:1.7}
.hx-folder-feature .hx-year{margin:0 0 6px;font-size:11px}
.hx-folder-open{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--hx-blue);margin-top:9px}
.hx-folder-open>span{font-size:19px}.hx-folder-feature:hover strong{text-decoration:underline;text-underline-offset:4px}
.hx-folder-links{list-style:none;padding:0;margin:0 0 15px;border-top:1px solid #c7b79a}
.hx-folder-links li{border-bottom:1px solid #c7b79a80}
.hx-folder-links a{display:flex;align-items:center;gap:12px;font-size:12px;padding:10px 0}
.hx-folder-links a>span:first-child{font:10px var(--mono);min-width:74px;color:#606957}.hx-folder-links a>span:last-child{margin-left:auto;color:var(--hx-blue)}
.hx-folder-links a:hover{color:var(--hx-blue)}
.hx-folder-credit{font-size:9px;line-height:1.75;color:#535b52;margin:auto 0 0;overflow-wrap:anywhere}
.hx-folder-credit a{color:var(--hx-blue);text-decoration:underline;text-underline-offset:2px}
.hx-featured{padding-block:34px 80px;border-top:1px solid var(--hx-border)}
.hx-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.hx-story-card{position:relative;display:flex;flex-direction:column;background:#fffcf5;border:1px solid var(--hx-border);padding:12px 12px 0;box-shadow:2px 4px 9px #62543b09;transition:box-shadow .18s,transform .18s}
.hx-story-card:hover{box-shadow:3px 6px 14px #62543b1b;transform:translateY(-3px)}
.hx-card-link{display:flex;flex-direction:column;flex:1}
.hx-card-link>img{width:100%;height:215px;object-fit:contain;background:#f0eee6;border-bottom:1px solid var(--hx-border);padding:8px}
.hx-card-copy{display:flex;flex:1;flex-direction:column;align-items:flex-start;padding:24px 12px 14px}
.hx-story-card h3{font-family:var(--hx-serif);font-size:21px;line-height:1.65;margin-bottom:12px}
.hx-story-card .hx-card-copy p{font-size:13px;line-height:1.9;color:var(--hx-muted);margin-bottom:18px}
.hx-story-card .hx-read{margin-top:auto}
.hx-card-credit{font-size:10px;line-height:1.8;color:var(--hx-muted);padding:0 12px 16px;margin:0;overflow-wrap:anywhere}
.hx-card-credit a{text-decoration:underline;color:var(--hx-blue)}
.hx-document-preview{height:215px;background:#eee7d4;padding:24px;font:10px/1.8 var(--mono);color:#384739}
.hx-document-preview span{font-size:9px;letter-spacing:.08em}.hx-document-preview pre{margin:22px 0 10px;white-space:pre-wrap}

/* A ruled catalogue keeps all the existing chronology and deep links available. */
.hx-chronology{padding-top:38px;border-top:2px solid var(--ink)}
.hx-era-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:30px 0 45px;border:1px solid var(--hx-border);background:#f4f0e4}
.hx-era-nav a{padding:18px;border-right:1px solid var(--hx-border);font-size:12px;font-weight:600}
.hx-era-nav a:last-child{border:0}.hx-era-nav a:hover{color:var(--hx-blue);background:#e7edf5}
.hx-era-nav span{display:block;font:10px var(--mono);color:var(--hx-blue);margin-bottom:8px}
.hx-era{display:grid;grid-template-columns:240px minmax(0,1fr);gap:55px;padding-top:24px;margin-bottom:55px}
.hx-era-heading{position:sticky;top:115px;align-self:start}
.hx-era-heading h2{font-size:27px;line-height:1.65;margin:6px 0 16px}
.hx-era-heading p{font-size:13px;line-height:2;color:var(--hx-muted)}
.hx-events{border-left:1px solid #a9b8c9;padding-left:30px}
.hx-event{position:relative;display:grid;grid-template-columns:95px minmax(0,1fr);gap:20px;border-top:1px solid var(--hx-border);padding:26px 0 30px}
.hx-event::before{content:"";position:absolute;left:-35px;top:34px;width:8px;height:8px;border:1px solid var(--hx-blue);background:var(--paper);border-radius:50%}
.hx-event-year{font:500 14px/1.9 var(--mono);color:var(--hx-blue)}
.hx-event h3{font-family:var(--hx-serif);font-size:22px;line-height:1.7;margin-bottom:12px}
.hx-event h3 a:hover{text-decoration:underline;text-underline-offset:5px}
.hx-event p{font-size:14px;line-height:2;color:var(--hx-muted)}
.hx-event .history-expander{margin-top:15px;background:#f2eee3}
.hx-event .history-expander>summary{font-size:12px;font-weight:500;padding:11px 14px}
.hx-event .history-depth h3{font-family:var(--sans);font-size:16px}
.hx-reading{padding-block:38px 65px;border-top:1px solid var(--hx-border)}
.hx-reading-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}
.hx-reading-grid article{background:repeating-linear-gradient(transparent 0 28px,#a6b1bb22 28px 29px),#f7f0d9;border:1px solid #dcd0b6;padding:25px 23px;box-shadow:1px 3px 5px #463d2510}
.hx-reading-grid article:nth-child(2){background-color:#f1f0e4}.hx-reading-grid article:nth-child(3){background-color:#f2e9df}
.hx-reading-grid article>span{font:10px var(--mono);letter-spacing:.1em;color:var(--hx-blue)}
.hx-reading-grid h3{font:600 18px/1.8 var(--hx-serif);margin:15px 0 12px}
.hx-reading-grid p{font-size:13px;line-height:2;color:var(--hx-muted);margin:0}
.hx-fields{padding-bottom:70px}.hx-fields>h2{font-size:30px;margin-bottom:25px}
.hx-fields .history-links a{background:#f1eddf;border-color:var(--hx-border)}

/* The same paper and ink, with a quiet reading layout for the full articles. */
.hx-article-header{max-width:1000px;padding-top:28px;padding-bottom:36px;border-bottom:1px solid var(--hx-border)}
.hx-back{display:block;font-size:12px;color:var(--hx-blue);margin-bottom:30px;text-decoration:underline;text-underline-offset:4px}
.hx-article-header h1{font-size:clamp(30px,3.5vw,45px);line-height:1.6;max-width:850px;margin-bottom:20px}
.hx-dek{font-size:17px;line-height:2;color:var(--hx-muted);max-width:820px}
.hx-question{font-family:var(--hx-serif);font-size:18px;font-weight:600;line-height:1.9;padding:20px 24px;margin-top:24px;background:#f0e8d5;border-left:2px solid var(--hx-blue)}
.hx-date{font-size:12px;color:var(--hx-muted);margin-top:18px}
.hx-article-layout{max-width:1000px;display:grid;grid-template-columns:190px minmax(0,1fr);gap:44px;padding-top:36px}
.hx-toc nav{position:sticky;top:112px;display:flex;flex-direction:column;gap:4px}
.hx-toc a{font-size:12px;line-height:1.8;padding:10px 12px;border-left:2px solid var(--hx-border)}
.hx-toc a.active{color:var(--hx-blue);border-color:var(--hx-blue);background:#eeeada}
.hx-article-body{min-width:0;font-size:16px;line-height:2.15}
.hx-prose-section{padding-bottom:36px;margin-bottom:30px;border-bottom:1px solid var(--hx-border)}
.hx-prose-section h2{font-size:26px;line-height:1.7;margin-bottom:22px}
.hx-prose-section>p+p{margin-top:20px}
.hx-citations{font-size:12px!important;color:var(--hx-muted);line-height:1.9!important;margin-top:18px!important}
.hx-citations a,.hx-bibliography a,.hx-credit a,.hx-used-by a{color:var(--hx-blue);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.hx-figure{margin:28px 0 36px}
.hx-figure>a{display:block;background:#fffdf7;border:1px solid var(--hx-border);padding:16px;box-shadow:2px 4px 7px #65523b0d}
.hx-figure img{width:auto;max-width:100%;max-height:800px;object-fit:contain;margin-inline:auto}
.hx-image-action{display:block;font-size:12px;color:var(--hx-blue);text-align:right;margin-top:10px;text-decoration:underline;text-underline-offset:3px}
.hx-figure figcaption{font-size:14px;line-height:1.9;margin-top:14px}
.hx-figure .hx-label{font-size:10px;padding:2px 9px;background:var(--hx-surface);margin-bottom:8px}
.hx-credit{font-size:11px!important;color:var(--hx-muted);margin-top:9px;line-height:1.9;overflow-wrap:anywhere}
.hx-document{padding:18px;border:1px solid var(--hx-border);background:#f1ead7;margin-top:22px}
.hx-document figcaption{font-size:12px;font-weight:650;margin-bottom:12px}.hx-document pre{overflow-x:auto;white-space:pre;font:11px/1.9 var(--mono);margin:0 0 12px}
.hx-bibliography{list-style:decimal;padding-left:23px;margin-top:24px;font-size:13px;line-height:1.9}
.hx-bibliography li{padding:17px 0;border-bottom:1px solid var(--hx-border)}
.hx-bibliography li>span,.hx-bibliography small{display:block;color:var(--hx-muted);font-size:11px;margin-top:8px}
.hx-bibliography p{margin-top:7px;font-size:12px}.hx-source-kind{font-size:10px!important;letter-spacing:.04em}
.hx-source-intro{font-size:13px;line-height:1.9;color:var(--hx-muted)}
.hx-related{padding:28px 0 72px}.hx-related h2{font-size:30px;margin-bottom:25px}
.hx-source-page{padding-block:36px 70px}.hx-source-page>h1{font-size:42px;margin-bottom:20px}.hx-source-page>h2{margin-top:48px;font-size:26px}
.hx-used-by{font-size:12px;margin-bottom:36px;color:var(--hx-muted)}

@media(min-width:1600px){.hx-desk-copy h1{font-size:52px}.hx-desk-collage{height:705px}.hx-paper-portrait img{height:260px}.hx-paper-robot,.hx-paper-computer{top:345px}.hx-paper-manual img{height:165px}}
@media(max-width:1190px){
 .hx-desk-inner{width:calc(100% - 48px);grid-template-columns:minmax(300px,.92fr) minmax(0,1.55fr);gap:4px}
 .hx-desk-copy{padding-left:0}.hx-desk-copy h1{font-size:36px}.hx-desk-intro{font-size:13px}.hx-desk-actions{gap:8px}.hx-desk-actions .button{padding:12px 16px;font-size:12px;gap:15px}.hx-notebook{width:235px;margin-left:12px}
 .hx-desk-collage{height:655px}.hx-paper{padding:9px 9px 7px}.hx-paper-portrait img{height:200px}.hx-paper-manual img{height:125px}.hx-paper-code{left:73%;width:27%}.hx-paper-tab{font-size:9px;gap:7px}.hx-paper-name{font-size:14px}.hx-paper-robot{top:300px;width:29%;left:25%}.hx-paper-computer{top:335px;width:27%;left:61%}.hx-paper-robot img,.hx-paper-computer img{height:160px}.hx-code-title{font-size:19px}.hx-code-title>span{font-size:9px}.hx-paper-code pre{font-size:8px;min-height:64px}.hx-scribble{font-size:19px}.hx-scribble small{font-size:9px}.hx-scribble-turing{top:363px}.hx-scribble-shakey{top:497px;font-size:16px}.hx-scribble-game{left:86%;top:510px}
 .hx-folder{padding:23px 17px 16px}.hx-folder h3{font-size:22px}.hx-folder header{gap:10px}.hx-folder-feature{grid-template-columns:76px minmax(0,1fr);gap:12px}.hx-folder-feature img{width:76px;height:100px}.hx-folder-feature strong{font-size:16px}
 .hx-era{grid-template-columns:200px minmax(0,1fr);gap:28px}.hx-event{grid-template-columns:80px minmax(0,1fr);gap:15px}.hx-era-nav a{padding:15px 12px}.hx-section-heading{gap:25px}.hx-section-heading h2{font-size:30px}.hx-section-heading>p{font-size:12px}
}
@media(max-width:960px){
 .hx-desk-inner{display:block;padding-top:35px}.hx-desk-copy{max-width:700px;padding-bottom:8px}.hx-desk-copy h1{font-size:43px;line-height:1.6}.hx-desk-intro{font-size:15px}.hx-notebook{position:absolute;bottom:15px;right:10px;width:215px;margin:0;padding:17px 20px}.hx-notebook span{font-size:13px}.hx-notebook span:first-child{font-size:17px}
 .hx-desk-collage{max-width:760px;height:660px;margin:18px auto 0}.hx-paper-portrait img{height:220px}.hx-paper-manual img{height:150px}.hx-paper-robot,.hx-paper-computer{top:325px}.hx-paper-robot img,.hx-paper-computer img{height:173px}.hx-paper-name{font-size:16px}.hx-paper-code pre{font-size:8px}.hx-scribble-turing{top:380px}.hx-scribble-shakey{top:530px}
 .hx-index-strip>.container{gap:25px}.hx-index-strip p{font-size:12px;gap:12px;padding-left:18px}.hx-index-strip p span:first-child{display:none}.hx-index-strip p span+span{padding-left:0;border:0}
 .hx-section-heading{flex-wrap:wrap;gap:12px 25px}.hx-section-heading>p{font-size:13px}.hx-section-heading>.hx-read{margin-left:0}.hx-folder-grid{gap:18px}.hx-folder header{display:block}.hx-folder header svg{width:25px;height:28px;margin:0 0 9px}.hx-folder h3{font-size:22px}.hx-folder-feature{display:block}.hx-folder-feature img{float:right;width:65px;height:90px;margin:0 0 8px 6px}.hx-folder-feature strong{font-size:16px}.hx-folder-open{max-width:130px}.hx-folder-links a{gap:6px;font-size:11px}.hx-folder-links a>span:first-child{min-width:0;font-size:9px}.hx-folder-credit{font-size:9px}
 .hx-card-grid{gap:18px}.hx-card-copy{padding:20px 6px 12px}.hx-story-card h3{font-size:19px}.hx-card-credit{padding-inline:6px}.hx-card-link>img{height:180px}
 .hx-era{grid-template-columns:1fr;gap:15px}.hx-era-heading{position:static;max-width:650px}.hx-era-heading h2{font-size:27px}.hx-events{margin-left:4px}.hx-reading-grid{gap:15px}.hx-reading-grid article{padding:20px 18px}
}
@media(max-width:800px){
 .hx-article-layout{grid-template-columns:1fr;gap:26px}.hx-toc.article-toc{display:block}.hx-toc nav{position:static;flex-direction:row;flex-wrap:wrap}.hx-toc a{border:1px solid var(--hx-border);padding:9px 12px}
 .hx-era-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.hx-era-nav a:nth-child(2){border-right:0}.hx-era-nav a:nth-child(-n+2){border-bottom:1px solid var(--hx-border)}
 .hx-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hx-card-link>img{height:215px}.hx-reading-grid{grid-template-columns:1fr}.hx-reading-grid article{padding:24px}.hx-reading-grid h3{margin:10px 0}
}
@media(max-width:640px){
 .hx-desk-inner{width:calc(100% - 40px);padding-top:27px;padding-bottom:22px}.hx-desk-kicker{font-size:11px;gap:10px;margin-bottom:20px}.hx-desk-kicker>span:last-child{font-size:9px}
 .hx-desk-copy h1{font-size:clamp(27px,6.5vw,40px);line-height:1.6;white-space:normal;margin-bottom:20px}.hx-desk-intro{font-size:13px;line-height:2.1}.hx-desktop-break{display:none}.hx-desk-actions{gap:10px}.hx-desk-actions .button{flex:1;font-size:12px;padding:12px 10px;gap:12px;min-height:48px}.hx-notebook{display:none}
 /* Compact screens get a readable grid of sheets, with every link exposed. */
 .hx-desk-collage{height:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 14px;margin-top:30px;padding:8px 4px 4px;align-items:start}
 .hx-paper{position:relative;inset:auto;width:auto;padding:9px 9px 7px;transform:rotate(var(--paper-angle));min-width:0}
 .hx-paper-portrait{--paper-angle:-3deg;grid-column:1;grid-row:1}.hx-paper-manual{--paper-angle:3deg;grid-column:2;grid-row:1}.hx-paper-robot{--paper-angle:2deg;grid-column:1;grid-row:3}.hx-paper-computer{--paper-angle:-3deg;grid-column:2;grid-row:3}.hx-paper-code{--paper-angle:1deg;grid-column:1/-1;grid-row:2;max-width:390px;width:100%;justify-self:center}
 .hx-paper-portrait img,.hx-paper-robot img,.hx-paper-computer img{height:180px}.hx-paper-manual img{height:130px}.hx-paper figcaption{font-size:10px}.hx-paper-credit{font-size:9px}.hx-paper-links{gap:7px}.hx-paper-links a{font-size:10px;min-height:28px}.hx-paper-tab{font-size:10px;gap:8px}.hx-paper-name{font-size:15px}.hx-paper-manual .hx-paper-name{font-size:13px}
 .hx-paper-code pre{font-size:11px;min-height:0;line-height:1.9}.hx-code-eyebrow{font-size:9px;margin:12px 0}.hx-code-title{font-size:27px;margin-bottom:12px}.hx-code-note{font-size:12px}.hx-paper-code .hx-paper-credit{font-size:10px}.hx-paper-code::before{width:30%;left:35%}
 .hx-scribble,.hx-pencil-lines{display:none}.hx-paper:hover{transform:rotate(var(--paper-angle))}.hx-paper:focus-within{transform:rotate(0deg)}
 .hx-index-strip>.container{display:block;padding-top:7px;padding-bottom:13px}.hx-year-ruler{margin:0 13px;height:46px}.hx-index-strip p{justify-content:center;font-size:11px;padding:7px 0 0;border-left:0;border-top:1px solid var(--hx-border);gap:18px}.hx-index-strip p span:first-child{display:inline}.hx-year-ruler a{font-size:9px;min-width:34px}
 .hx-desk-credits{padding-top:8px}.hx-desk-credits ul{grid-template-columns:1fr;padding:16px;gap:16px}.hx-desk-credits>summary{font-size:11px}
 .hx-archive{padding-top:26px;padding-bottom:45px}.hx-section-heading{display:block;margin-bottom:25px}.hx-section-heading h2{font-size:29px}.hx-section-heading>p{margin-top:14px}.hx-section-heading>.hx-read{margin-top:10px}
 .hx-folder-grid{grid-template-columns:1fr;gap:45px;margin-top:44px}.hx-folder{padding:23px}.hx-folder header{display:flex;gap:14px;margin-bottom:18px}.hx-folder header svg{width:29px;height:32px;margin-top:4px}.hx-folder h3{font-size:26px}.hx-folder header p{font-size:13px}.hx-folder-feature{display:grid;grid-template-columns:100px minmax(0,1fr);gap:20px}.hx-folder-feature img{float:none;width:100px;height:120px;margin:0}.hx-folder-feature strong{font-size:20px}.hx-folder-feature .hx-year{font-size:12px}.hx-folder-open{font-size:12px;max-width:none}.hx-folder-links a{font-size:13px;gap:12px;min-height:44px}.hx-folder-links a>span:first-child{font-size:10px;min-width:70px}.hx-folder-credit{font-size:10px}
 .hx-featured{padding-top:30px;padding-bottom:45px}.hx-card-grid{grid-template-columns:1fr;gap:23px}.hx-card-link>img{height:230px}.hx-card-copy{padding:23px 12px 16px}.hx-story-card h3{font-size:23px}.hx-story-card .hx-card-copy p{font-size:14px}.hx-card-credit{padding-inline:12px;font-size:11px}
 .hx-chronology{padding-top:30px}.hx-era-nav{margin:25px 0}.hx-era-nav a{font-size:11px}.hx-era-nav span{font-size:9px}.hx-era{padding-top:15px;margin-bottom:32px}.hx-era-heading h2{font-size:25px}.hx-events{padding-left:19px}.hx-event{grid-template-columns:1fr;gap:6px;padding:22px 0}.hx-event::before{left:-24px;top:30px}.hx-event-year{font-size:13px}.hx-event h3{font-size:21px}.hx-event p{font-size:13px}.hx-reading{padding-block:28px 40px}.hx-fields{padding-bottom:45px}.hx-fields>h2{font-size:27px}
 .hx-article-header h1{font-size:29px}.hx-dek{font-size:16px}.hx-question{font-size:16px;padding:16px}.hx-article-body{font-size:15px}.hx-prose-section h2{font-size:24px}.hx-figure>a{padding:8px}.hx-source-page>h1{font-size:31px}.hx-figure figcaption{font-size:13px}
}
@media(max-width:380px){.hx-desk-inner{width:calc(100% - 32px)}.hx-desk-copy h1{font-size:26px}.hx-desk-collage{gap:20px 12px;padding-inline:2px}.hx-paper{padding:7px}.hx-paper img{height:150px}.hx-paper-manual img{height:110px}.hx-paper-name{font-size:14px}.hx-paper-tab{font-size:9px;padding-inline:4px}.hx-paper-links{gap:5px}.hx-paper-links a{font-size:9px}.hx-paper-code pre{font-size:10px}.hx-folder{padding:20px}.hx-folder-feature{grid-template-columns:85px minmax(0,1fr);gap:15px}.hx-folder-feature img{width:85px;height:115px}.hx-folder-feature strong{font-size:18px}}
@media(prefers-reduced-motion:reduce){.hx-paper,.hx-story-card,.hx-desk-credits summary>span{transition:none}.hx-paper:hover,.hx-paper:focus-within,.hx-story-card:hover{transform:none}}
@media print{
 .hx-toc,.hx-related,.hx-back,.hx-era-nav,.hx-desk-actions,.hx-scribble,.hx-pencil-lines,.hx-notebook{display:none}.hx-article-layout,.hx-desk-inner,.hx-era{display:block}.hx-desk{background:none}.hx-desk-copy h1{white-space:normal}.hx-desk-collage{position:static;height:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.hx-paper{position:static;transform:none;width:auto;box-shadow:none}.hx-paper-code{grid-column:auto}.hx-paper img{height:180px}.hx-figure,.hx-paper,.hx-folder{break-inside:avoid}.hx-exhibition a{color:#111}.hx-article-body{font-size:12px}.hx-era-heading{position:static}.hx-card-grid,.hx-folder-grid{display:block}.hx-story-card,.hx-folder{margin-block:24px}.hx-index-strip p{border:0}
}