/* PersonOS Context v17 — lab paper & ink, one press run.
   Everything is either ink typeset on paper (solid rules, square corners, no shadow, no rotation)
   or a halftone from the same 2px Bayer screen as the WebGL objects. Sage is the only accent.
   Builds on lab.css. */
@font-face{font-family:'PO Display';src:url('../fonts/very-vogue-display.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'PO Display';src:url('../fonts/very-vogue-display-italic.woff2') format('woff2');font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:'PO Text';src:url('../fonts/very-vogue-text.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'PO Text';src:url('../fonts/very-vogue-text-italic.woff2') format('woff2');font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:'PO Mono';src:url('../fonts/jetbrains-mono-latin-variable.woff2') format('woff2');font-weight:100 800;font-style:normal;font-display:swap}

.cx17{
  --paper:var(--lab-paper);--surface:var(--lab-surface);--ink:var(--lab-ink);--muted:var(--lab-muted);--rule:var(--lab-rule);
  --deep:#ebe8dc;--sage:#486646;--sage-ink:#3a5539;
  --serif:'PO Display',Georgia,'Songti SC','STSong','Noto Serif CJK SC',serif;
  --serif-t:'PO Text',Georgia,'Songti SC','STSong','Noto Serif CJK SC',serif;
  --mono:'PO Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  /* the screen: 2px cells, same pitch as the WebGL dither */
  --screen:4px 4px;
  --bar:57px;
  overflow-x:clip;
}
html{scroll-padding-top:57px}
.cx17 ::selection{background:#cdd8c4;color:var(--ink)}
.cx17 :where(ul,ol){padding:0;margin:0;list-style:none}
.cx17 .ic{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:square;stroke-linejoin:miter;display:inline-block}
.cx17 .arrow.ext{transform:rotate(-45deg)}
.cx17 code{font:400 .9em/1 var(--mono);letter-spacing:0}
.cx17 .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}

/* language */
html[lang^=zh] .en{display:none!important}
html:not([lang^=zh]) .zh{display:none!important}
.cx17 .h1 .en,.cx17 .h1 .zh,.cx17 .h2 .en,.cx17 .h2 .zh,.cx17 .h3 .en,.cx17 .h3 .zh{display:block}

/* ---------- type ---------- */
.cx17 .eyebrow{font:600 12px/1.3 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.cx17 .eyebrow b{font:500 12px/1 var(--mono);letter-spacing:0;color:var(--sage);margin-right:.9em}
html[lang^=zh] .cx17 .eyebrow{letter-spacing:.04em;text-transform:none;font-size:13.5px;font-weight:500}
.cx17 .h1,.cx17 .h2,.cx17 .h3{font-family:var(--serif);font-weight:400;color:var(--ink);word-spacing:.09em;text-wrap:balance}
.cx17 .h1{font-size:clamp(56px,min(8.2vw,15vh),132px);line-height:.94;letter-spacing:-.04em}
.cx17 .h2{font-size:clamp(38px,5.2vw,80px);line-height:1;letter-spacing:-.03em}
.cx17 .h3{font-size:clamp(30px,3.6vw,54px);line-height:1.04;letter-spacing:-.025em}
.cx17 .h1 em,.cx17 .h2 em,.cx17 .h3 em{font-style:italic;color:var(--sage);text-decoration:none}
html[lang^=zh] .cx17 .h1{font-size:clamp(46px,min(7.4vw,14vh),118px);line-height:1.12;letter-spacing:-.02em;font-weight:700;font-family:var(--lab-sans)}
html[lang^=zh] .cx17 .h2{font-size:clamp(34px,4.5vw,68px);line-height:1.18;letter-spacing:-.02em;font-weight:700;font-family:var(--lab-sans)}
html[lang^=zh] .cx17 .h3{font-size:clamp(28px,3.1vw,46px);line-height:1.22;letter-spacing:-.015em;font-weight:700;font-family:var(--lab-sans)}
html[lang^=zh] .cx17 :is(.h1,.h2,.h3) em{font-style:normal}
/* a chapter title owns its screen */
.cx17 .sec-head .h2{font-size:clamp(40px,min(6vw,10.5vh),96px)}
html[lang^=zh] .cx17 .sec-head .h2{font-size:clamp(34px,min(5vw,8.6vh),78px)}
.cx17 .lede{font-size:clamp(18px,1.5vw,21px);line-height:1.55;color:var(--ink)}
.cx17 :where(.sec,.statement) :where(p:not(.lede,.eyebrow,.label)){color:var(--muted)}
.cx17 .label{font:600 11px/1.3 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.cx17 :is(.hero-copy .eyebrow,.trail-fig .label,.relay-log .label,.ag .label,.open-files>.label){text-transform:none;letter-spacing:.01em;font-size:13.5px;font-weight:500}
html[lang^=zh] .cx17 .label{text-transform:none;letter-spacing:.03em;font-size:12.5px;font-weight:500}
.cx17 time{font:400 12px/1.6 var(--mono);color:var(--muted);font-variant-numeric:tabular-nums}
html[lang^=zh] .cx17 time{font-family:var(--lab-sans);font-size:13px;letter-spacing:.02em}

/* ---------- reveal ---------- */
.js .cx17 .rv,.js .rv{opacity:0;transform:translateY(24px);transition:opacity 1s var(--ease),transform 1s var(--ease);transition-delay:calc(var(--d,0)*1ms)}
.js .rv.in{opacity:1;transform:none}
.js .reveal-lines .ln{display:block;overflow:hidden;padding:0 .08em .16em 0;margin-bottom:-.16em}
.js .reveal-lines .ln>span{display:block;transform:translateY(108%);transition:transform 1.15s var(--ease);transition-delay:calc(var(--i,0)*110ms + var(--d,0)*1ms)}
.js .reveal-lines.in .ln>span{transform:none}
.reveal-lines .ln,.reveal-lines .ln>span{display:block}

/* ---------- sub bar ---------- */
.subbar{position:sticky;top:0;z-index:40;background:rgba(243,241,233,.94);-webkit-backdrop-filter:saturate(1.2) blur(14px);backdrop-filter:saturate(1.2) blur(14px);border-block:1px solid var(--rule)}
.subbar-in{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:56px}
.subbar-name{font-weight:700;letter-spacing:-.02em;font-size:16px;text-decoration:none;white-space:nowrap}
.subbar-links{display:flex;gap:28px;font-size:14px}
.subbar-links a{text-decoration:none;color:var(--muted);padding:6px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s;white-space:nowrap}
.subbar-links a:hover,.subbar-links a.on{color:var(--ink);border-bottom-color:var(--ink)}
.subbar-progress{position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--ink);transform-origin:0 50%;transform:scaleX(var(--p,0))}

/* ---------- hero ---------- */
.hero{position:relative;overflow:clip;display:flex;flex-direction:column;justify-content:center;padding:clamp(28px,4vh,48px) 0 clamp(40px,6vh,64px);isolation:isolate}
.hero-field{position:absolute;inset:0;width:100%;height:100%;image-rendering:pixelated;z-index:-1;opacity:0;transition:opacity 2.4s ease .2s;-webkit-mask-image:linear-gradient(#000 66%,transparent);mask-image:linear-gradient(#000 66%,transparent)}
.hero.is-ready .hero-field{opacity:1}
.no-gl .hero-field{display:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.14fr) minmax(0,.86fr);gap:clamp(30px,5vw,96px);align-items:center}
.hero-copy{display:flex;flex-direction:column;align-items:flex-start}
.hero-copy .eyebrow{margin-bottom:clamp(22px,3vw,36px)}
.hero-copy .lede{max-width:33em;margin-top:clamp(26px,3vw,40px);margin-bottom:0;color:rgba(25,26,23,.88)}
.hero-links{display:flex;flex-wrap:wrap;gap:6px 36px;margin-top:6px}
.cx17 .line-link.quiet{border-bottom-color:var(--rule);color:var(--muted)}
.cx17 .line-link.quiet:hover{color:var(--ink);border-bottom-color:var(--ink)}

/* the plate: a dithered object with numbered callouts, keyed to a legend */
.plate{margin:0;display:flex;flex-direction:column}
.plate-art{position:relative;aspect-ratio:3/2;width:min(100%,62vh);align-self:center}
.plate-art canvas,.emblem canvas,.wart canvas,.planet>canvas{display:block;width:100%;height:100%;image-rendering:pixelated}
.pin{position:absolute;left:var(--x);top:var(--y);width:18px;height:18px;margin-top:-9px;display:grid;place-items:center;background:var(--ink);color:var(--paper);font:500 10.5px/1 var(--mono);font-style:normal}
.pin::before{content:'';position:absolute;right:100%;top:50%;width:clamp(20px,2.4vw,34px);height:1px;background:var(--ink)}
.pin:last-of-type{background:var(--sage)}
.pin:last-of-type::before{background:var(--sage)}
.plate-key i{display:inline-grid;place-items:center;width:18px;height:18px;background:var(--ink);color:var(--paper);font:500 10.5px/1 var(--mono);font-style:normal}
.plate-cap{border-top:1px solid var(--ink);padding-top:14px;margin-top:4px}
.plate-top{display:flex;justify-content:space-between;gap:12px;font:500 12px/1.4 var(--lab-sans);color:var(--muted);letter-spacing:.02em}
.plate-top .num{font:400 11.5px/1.4 var(--mono)}
.cx17 .plate-title{margin:10px 0 12px;font:400 clamp(24px,2.2vw,32px)/1.1 var(--serif-t);letter-spacing:-.015em;color:var(--ink)}
html[lang^=zh] .cx17 .plate-title{font:700 clamp(21px,1.9vw,26px)/1.3 var(--lab-sans);letter-spacing:-.01em}
.plate-key li{display:grid;grid-template-columns:18px 6.6em minmax(0,1fr);column-gap:14px;align-items:baseline;padding:9px 0;border-top:1px solid var(--rule)}
.plate-key i{transform:translateY(3px)}
.plate-key .is-new i{background:var(--sage)}
.plate-key .k{font:500 12.5px/1.5 var(--lab-sans);color:var(--muted)}
.plate-key .v{font-size:14.5px;line-height:1.5;color:var(--ink)}
.plate-key .v.q{font:italic 400 15.5px/1.45 var(--serif-t);color:var(--ink)}
html[lang^=zh] .plate-key .v.q{font:400 14px/1.6 var(--lab-sans)}
.plate-key .v b{display:block;font-weight:700}
.plate-key .v small{display:block;font-size:12.5px;color:var(--sage);margin-top:2px}

/* ---------- sections ---------- */
.statement-grid{display:grid;grid-template-columns:minmax(0,1fr);align-content:center;gap:clamp(34px,4.6vw,64px);border-top:1px solid var(--rule)}
.cx17 .statement .h2{font-size:clamp(36px,5.4vw,84px)}
html[lang^=zh] .cx17 .statement .h2{font-size:clamp(30px,4.5vw,68px)}
.statement-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,64px);font-size:clamp(17px,1.35vw,19.5px);line-height:1.65;max-width:960px;margin-left:auto}

/* reading rhythm: each beat is one screen, content centred, same breathing room above and below */
.beat{display:flex;flex-direction:column;justify-content:center;padding-block:clamp(48px,7vh,88px)}
@media (min-width:821px) and (min-height:640px){
  .beat{min-height:calc(100svh - var(--bar))}
  .hero{min-height:calc(100svh - 108px - var(--bar))}
}
.sec>.shell{border-top:1px solid var(--rule)}
.sec-head{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(0,.78fr);column-gap:clamp(28px,5vw,80px);row-gap:28px;align-items:center}
.sec-main{display:flex;flex-direction:column;gap:clamp(22px,3.6vh,40px)}
.sec-title{display:flex;flex-direction:column;gap:clamp(18px,2.6vh,28px)}
.sec-copy{display:flex;flex-direction:column;gap:14px;max-width:38em}
.sec-art{width:min(440px,100%,50vh);justify-self:center}
.beat-open{position:relative;isolation:isolate}
.beat-open .field{position:absolute;top:0;bottom:0;left:50%;width:100vw;height:100%;transform:translateX(-50%);z-index:-1;image-rendering:pixelated;pointer-events:none}
.no-gl .beat-open .field{display:none}
/* content beats: a heading and one sentence say what the figure shows */
.fig-head{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);column-gap:clamp(28px,6vw,100px);align-items:end;margin-bottom:clamp(26px,4.4vh,52px)}
.cx17 .fig-title{font:400 clamp(30px,min(3.4vw,6vh),52px)/1.06 var(--serif);letter-spacing:-.025em;color:var(--ink);text-wrap:balance}
.cx17 .fig-title em{font-style:italic;color:var(--sage)}
html[lang^=zh] .cx17 .fig-title{font:700 clamp(25px,min(2.7vw,4.9vh),40px)/1.3 var(--lab-sans);letter-spacing:-.015em}
html[lang^=zh] .cx17 .fig-title em{font-style:normal}
.cx17 .fig-desc{font-size:16px;line-height:1.62;color:var(--muted);max-width:36em}
.ledger-key{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--muted)}
.ledger-key .k{width:22px;height:12px;display:inline-block}
.ledger-key .k:not(:first-child){margin-left:14px}
.ledger-key .k-y{background:repeating-conic-gradient(var(--sage) 0 25%,transparent 0 50%) 0 0/var(--screen);box-shadow:inset 0 0 0 1px var(--sage)}
.ledger-key .k-n{height:1.5px;width:14px;background:var(--muted)}
.ledger-key .k-s{background:var(--ink)}
.emblem{position:relative;aspect-ratio:1}

/* Bank — one record, four stations on a printed rule */
.trail-fig{margin:0}
.trail{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:clamp(24px,3.4vw,56px)}
.trail::before{content:'';position:absolute;left:0;right:0;top:29px;height:1px;background:var(--ink);transform-origin:0 50%;transition:transform 1.4s var(--ease) .2s}
.js .trail-fig:not(.in) .trail::before{transform:scaleX(0)}
.trail li{position:relative;display:flex;flex-direction:column}
.trail time{display:block;line-height:1.6;order:0}
.trail li::before{content:'';order:1;width:1px;height:14px;margin:2px 0 clamp(16px,2.6vh,24px);background:var(--ink)}
.trail li.is-new::before{width:10px;height:10px;margin:4px 0 clamp(18px,2.8vh,26px);background:var(--sage)}
.trail .is-new time{color:var(--sage)}
.trail b{order:2;display:block;font:400 clamp(20px,1.75vw,25px)/1.2 var(--serif-t);letter-spacing:-.01em;color:var(--ink);min-height:2.4em}
html[lang^=zh] .trail b{font:700 19px/1.4 var(--lab-sans);min-height:0}
.trail .art{order:3;display:flex;flex-direction:column;gap:6px;margin-top:clamp(14px,2.4vh,22px);padding-top:clamp(14px,2.4vh,22px);border-top:1px solid var(--rule)}
.trail .art q{quotes:'“' '”';font:italic 400 clamp(17px,1.4vw,20px)/1.4 var(--serif-t);color:var(--ink)}
html[lang^=zh] .trail .art q{font:400 16px/1.6 var(--lab-sans);quotes:'“' '”'}
.trail .art del{font-size:14px;color:var(--muted);text-decoration-thickness:1px}
.trail .art code{font-size:13.5px;color:var(--ink)}
.trail .art strong{font-size:16px;color:var(--ink)}
.trail .art small{font-size:13.5px;line-height:1.5;color:var(--muted)}
.trail .is-new .art small{color:var(--sage)}

.open{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);grid-template-areas:"copy files" "art files";grid-template-rows:auto 1fr;column-gap:clamp(30px,6vw,100px);align-items:start}
.open-copy{grid-area:copy;display:flex;flex-direction:column;gap:20px;max-width:620px}
.open-copy .h3{margin:6px 0;font-size:clamp(30px,min(3.6vw,7vh),54px)}
html[lang^=zh] .cx17 .open-copy .h3{font-size:clamp(28px,min(3.1vw,6.4vh),46px)}
.open-art{grid-area:art;width:min(250px,56%,24vh);margin-top:clamp(12px,2vh,28px)}
.open-files{grid-area:files}
.open-files>.label{padding-bottom:10px}
.exports{display:grid;grid-template-columns:minmax(0,1fr);row-gap:22px}
.code{margin:0;padding:0 0 2px;border-top:1px solid var(--ink);font:400 12px/1.62 var(--mono);color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere;min-width:0;background:none}
.c-f{display:block;font-size:11.5px;color:var(--muted);padding:10px 0 8px;margin-bottom:10px;border-bottom:1px solid var(--rule)}
.c-h{font-weight:700}.c-k{color:var(--muted)}.c-s{color:var(--ink)}.c-d{color:var(--sage)}
.cx17 .open-flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:22px;padding-top:14px;border-top:1px solid var(--ink);font-size:14.5px;color:var(--muted)!important}
.open-flow .on{color:var(--ink);font-weight:700}
.open-flow .ic{color:var(--ink);width:15px;height:15px}

/* Across AI — connection map: dotted wires converge on the Bank and fan out to each channel */
.connect-map{position:relative;margin:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr) minmax(0,1.15fr);column-gap:clamp(56px,8.4vw,136px);align-items:start;border-top:1px solid var(--ink);padding-top:clamp(16px,2.6vh,28px)}
.cm-wires{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.cm-wires .w{fill:none;stroke:var(--ink);stroke-width:1.15;stroke-dasharray:1.2 3.6;stroke-linecap:round}
.cm-wires .term{fill:var(--ink)}
.cm-wires .pk{fill:var(--ink)}
.cm-wires .pk.back{fill:var(--sage)}
.cm-h{font:600 11px/1.3 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-bottom:10px;margin-bottom:6px;border-bottom:1px solid var(--ink)}
html[lang^=zh] .cm-h{text-transform:none;letter-spacing:.03em;font-size:13px;font-weight:500}
.cm-col{position:relative;z-index:1}
.cm-col li{display:flex;flex-direction:column;gap:3px;padding:clamp(9px,1.9vh,17px) 0}
.cm-col li b{font-weight:700;font-size:15.5px;letter-spacing:-.005em;color:var(--ink)}
.cm-col li span{font-size:13.5px;line-height:1.45;color:var(--muted)}
.cm-out li{display:grid;grid-template-columns:7.2em minmax(0,1fr);align-items:baseline;column-gap:10px}
.cx17 .cm-out code{font-size:14.5px;font-weight:600;color:var(--ink)}
.cx17 .cm-foot{margin-top:10px;padding-top:12px;border-top:1px solid var(--rule);font-size:13.5px;font-weight:500;color:var(--ink)}
.cx17 .cm-foot.back{color:var(--sage)}
.cm-core{position:relative;z-index:1;align-self:center;display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px}
.cm-core .emblem{width:min(270px,100%,32vh)}
.cm-core b{font:400 clamp(19px,1.6vw,23px)/1.2 var(--serif-t);letter-spacing:-.01em}
html[lang^=zh] .cm-core b{font:700 17px/1.3 var(--lab-sans)}
.cm-core small{font-size:13px;color:var(--muted)}
.js .connect-map .cm-wires{opacity:0;transition:opacity 1s var(--ease) .5s}
.js .connect-map.in .cm-wires{opacity:1}

/* Across AI — one history, three agents */
.relay{margin:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);column-gap:clamp(28px,6vw,100px);align-items:start;border-top:1px solid var(--ink);padding-top:clamp(16px,2.6vh,28px)}
.relay-log .label{padding-bottom:10px}
.decisions{border-top:1px solid var(--rule)}
.decisions li{display:grid;grid-template-columns:18px 7.4em minmax(0,1fr);column-gap:14px;align-items:baseline;padding:clamp(14px,3.2vh,28px) 0;border-bottom:1px solid var(--rule)}
.decisions i,.cites i{display:inline-grid;place-items:center;width:18px;height:18px;background:var(--ink);color:var(--paper);font:500 10.5px/1 var(--mono);font-style:normal;transform:translateY(3px);transition:background .4s}
.decisions li.is-cited i{background:var(--sage)}
.decisions li.is-cited time{color:var(--sage)}
.decisions b{justify-self:start;font:400 clamp(18px,1.6vw,22px)/1.35 var(--serif-t);letter-spacing:-.005em;-webkit-box-decoration-break:clone;box-decoration-break:clone}
html[lang^=zh] .decisions b{font:700 17px/1.6 var(--lab-sans)}
/* halftone highlighter: the screen, under the lower half of the line */
.decisions b,.trace-a mark{background:linear-gradient(var(--paper),var(--paper)) 100% 0/100% 100% no-repeat,linear-gradient(var(--paper) 56%,transparent 56%) 0 0/100% 100% no-repeat,repeating-conic-gradient(#a9bc9f 0 25%,transparent 0 50%) 0 0/var(--screen);transition:background-size .9s var(--ease)}
.decisions li.is-cited b,.trace.in .trace-a mark{background-size:0% 100%,100% 100%,var(--screen)}
.trace-a mark{transition-delay:.7s}
.relay-agents{display:flex;flex-direction:column;border-top:1px solid var(--rule)}
.ag{padding:clamp(14px,2.8vh,24px) 0;border-bottom:1px solid var(--rule);outline:none;cursor:default}
.ag .label{transition:color .3s}
.ag blockquote{margin:7px 0 0;font:italic 400 clamp(17px,1.45vw,20px)/1.42 var(--serif-t);color:var(--muted);transition:color .4s}
html[lang^=zh] .ag blockquote{font:400 15.5px/1.65 var(--lab-sans)}
.ag.is-active .label{color:var(--sage)}
.ag.is-active blockquote{color:var(--ink)}
.ag:focus-visible{outline:2px solid var(--ink);outline-offset:6px}
.cites{display:flex;align-items:center;gap:6px;margin-top:9px;font-size:12.5px;color:var(--muted)}
.cites i{width:16px;height:16px;font-size:10px;transform:none;background:var(--muted)}
.ag.is-active .cites i{background:var(--sage)}

/* Scenes */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3.4vw,56px)}
.scene{padding-top:22px;border-top:1px solid var(--ink);display:flex;flex-direction:column;gap:20px}
.cx17 .scene h3{font:400 clamp(24px,2.2vw,32px)/1.15 var(--serif-t);letter-spacing:-.015em;color:var(--ink);min-height:2.4em}
html[lang^=zh] .cx17 .scene h3{font-family:var(--lab-sans);font-weight:700;font-size:22px;line-height:1.35}
.brought li{position:relative;font-size:15px;padding:7px 0 7px 20px}
.brought li::before{content:'';position:absolute;left:0;top:calc(9px + .62em);width:7px;height:7px;background:var(--sage)}
.left-out{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;font-size:13.5px;color:var(--muted)}
.left-out::before{content:'Not shared';font:600 11px/1 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase}
html[lang^=zh] .left-out::before{content:'未共享';text-transform:none;letter-spacing:.03em;font-size:12.5px;font-weight:500}
.left-out s{text-decoration-thickness:1px}
.result{margin-top:auto;padding-top:18px;border-top:1px solid var(--ink);font:italic 400 19px/1.42 var(--serif-t);color:var(--ink)!important}
html[lang^=zh] .result{font-style:normal;font-family:var(--lab-sans);font-size:15.5px;line-height:1.6}
.result::before{display:block;content:'Result';font:600 11px/1 var(--lab-sans);font-style:normal;letter-spacing:.1em;text-transform:uppercase;color:var(--sage);margin-bottom:10px}
html[lang^=zh] .result::before{content:'结果';text-transform:none;letter-spacing:.03em;font-size:12.5px}

/* Access — a printed grant sheet */
.ledger{border-top:1px solid var(--ink)}
.lrow{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(4,minmax(0,.5fr));column-gap:0;align-items:center;padding:clamp(16px,3vh,28px) 0;border-bottom:1px solid var(--rule)}
.lhead{padding:14px 0;font:600 11px/1.3 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
html[lang^=zh] .lhead{text-transform:none;letter-spacing:.03em;font-size:13px;font-weight:500}
.lhead span:not(:first-child){text-align:center}
.lname{padding-right:20px}
.lname b{display:block;font:400 clamp(20px,1.9vw,26px)/1.2 var(--serif-t);letter-spacing:-.01em}
html[lang^=zh] .lname b{font-family:var(--lab-sans);font-weight:700;font-size:18px}
.lname small{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.mk{position:relative;height:30px;display:block}
.mk::before{content:'';position:absolute;left:50%;top:50%;width:14px;height:1.5px;margin-left:-7px;background:var(--muted)}
/* granted cells print as one continuous halftone span */
.mk.y{background:repeating-conic-gradient(var(--sage) 0 25%,transparent 0 50%) 0 0/var(--screen);box-shadow:inset 0 2px var(--sage),inset 0 -2px var(--sage)}
.mk.y::before{content:none}
.sealed{grid-column:2/-1;position:relative;height:30px;display:flex;align-items:center;gap:10px;padding:0 14px;background:var(--ink);color:var(--paper);font:600 11px/1 var(--lab-sans);letter-spacing:.14em;text-transform:uppercase}
.sealed::after{content:'';position:absolute;top:0;bottom:0;right:0;width:56px;background:repeating-conic-gradient(var(--paper) 0 25%,transparent 0 50%) 0 0/var(--screen)}
.sealed .ic{width:14px;height:14px}
html[lang^=zh] .sealed{text-transform:none;letter-spacing:.08em;font-size:13px;font-weight:500}
.ruler{grid-column:2/-1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ink);align-self:start;margin-top:12px}
.ruler>span{position:relative;text-align:center;padding-top:16px;font-size:13.5px;color:var(--muted)}
.ruler>span::before{content:'';position:absolute;left:50%;top:0;width:1px;height:9px;background:var(--ink)}
.ruler>.on{color:var(--ink);font-weight:700}
.ruler>.on::before{width:10px;height:10px;margin:-5px 0 0 -5px;background:var(--sage)}
.ldur{border-bottom:0}

.demo-band{background:var(--deep);border-block:1px solid var(--rule);padding:clamp(48px,7vh,88px) 0}
.band-head{display:flex;flex-direction:column;gap:18px;max-width:760px;margin-bottom:clamp(36px,5vw,60px)}
.band-copy{font-size:17px;color:var(--muted);max-width:36em}
.cx-legacy-demo{max-width:1100px;margin-inline:auto}
.cx-legacy-demo .hero__artifact{margin-top:0}
/* The page plays the demo for the reader: no step strip, replay, receipt button or collapsible audit around it.
   They stay in the DOM because the preserved controller mounts the app window inside the audit host. */
.cx-legacy-demo .demo-flow,.cx-legacy-demo .audit-showcase{display:none!important}
/* Security — three compact plates, with the same volumetric dither as the page. */
.security-compact>.eyebrow{margin-bottom:22px}
.security-assembly{margin:0;display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:clamp(48px,7vw,110px);align-items:center;border-top:1px solid var(--ink);padding-top:22px}
.security-object{min-width:0;position:relative}
.security-object .emblem{width:100%;height:clamp(270px,37vh,345px);aspect-ratio:auto}
.security-object .emblem canvas{position:absolute;left:50%;top:50%;width:clamp(370px,35vw,500px);height:auto;aspect-ratio:1;transform:translate(-50%,-50%)}
.security-lock .emblem canvas{top:42%;width:clamp(390px,39vw,560px)}
.object-caption{display:flex;flex-direction:column;gap:7px;text-align:center;margin-top:8px}
.object-caption>b{font:600 17px/1.4 var(--lab-sans);color:var(--ink)}
.object-caption>span{font:400 13px/1.5 var(--lab-sans);color:var(--muted)}
.security-mechanisms{margin:0;padding:0;list-style:none}
.security-mechanisms>div,.security-mechanisms>li{padding:21px 0;border-top:1px solid var(--rule)}
.security-mechanisms>div:first-child,.security-mechanisms>li:first-child{border-top:0;padding-top:0}
.security-mechanisms>div:last-child,.security-mechanisms>li:last-child{padding-bottom:0}
.cx17 .security-mechanisms h3,.cx17 .security-mechanisms h4{font:600 clamp(17px,1.55vw,21px)/1.4 var(--lab-sans);letter-spacing:-.015em;margin:0 0 8px;color:var(--ink)}
.cx17 .security-mechanisms p{font-size:14px;line-height:1.65;color:var(--muted);max-width:38em}
.security-agent-flow{display:grid;grid-template-columns:minmax(0,1fr) 42px minmax(0,1fr) 42px minmax(0,1fr);gap:clamp(20px,2.7vw,40px);margin:0;border-top:1px solid var(--ink);padding-top:15px}
.agent-security-node{min-width:0}
.agent-security-art{width:100%;height:clamp(200px,27vh,260px);aspect-ratio:auto;position:relative;overflow:hidden}
.agent-security-art canvas{position:absolute;left:50%;top:50%;width:clamp(250px,25vw,360px);height:auto;aspect-ratio:1;transform:translate(-50%,-50%)}
.receipt-art canvas{width:clamp(240px,24vw,345px)}
.cx17 .agent-security-node h4{font:600 clamp(18px,1.65vw,23px)/1.4 var(--lab-sans);letter-spacing:-.02em;color:var(--ink);margin:16px 0 10px}
.cx17 .agent-security-node p{font-size:14px;line-height:1.65;color:var(--muted);max-width:27em}
.agent-security-link{position:relative;height:1px;background:var(--ink);margin-top:calc(clamp(200px,27vh,260px) / 2)}
.agent-security-link::after{content:'';position:absolute;right:0;top:-4px;width:8px;height:8px;border-top:1px solid var(--ink);border-right:1px solid var(--ink);transform:rotate(45deg)}
.agent-security-link>span{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);font-size:12px;line-height:1.3;white-space:nowrap;color:var(--muted)}
.compute-assembly{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.security-chip .emblem{overflow:hidden}
.security-chip .emblem canvas{top:44%;width:clamp(370px,35vw,500px)}
.attestation-chain>li{display:grid;grid-template-columns:25px minmax(0,1fr);gap:18px;position:relative}
.attestation-step{font-size:12px;line-height:29px;font-weight:600;color:var(--sage)}
.attestation-chain>li:not(:last-child)::after{content:'';position:absolute;left:8px;top:43px;bottom:5px;width:1px;background:var(--rule)}
@media (max-width:820px){
  .security-assembly,.compute-assembly{grid-template-columns:1fr;gap:30px}
  .security-object{max-width:470px;width:100%;margin-inline:auto}
  .security-agent-flow{grid-template-columns:1fr;gap:10px}
  .agent-security-node{max-width:440px;width:100%;margin-inline:auto}
  .agent-security-art{height:240px}
  .agent-security-art canvas{width:320px}
  .agent-security-link{width:1px;height:32px;margin:15px auto 0}
  .agent-security-link::after{top:auto;bottom:0;right:-4px;transform:rotate(135deg)}
  .agent-security-link>span{left:18px;top:5px;bottom:auto;transform:none}
}

/* Capture */
.devices{display:flex;flex-wrap:wrap;margin-top:6px;font-size:14.5px;color:var(--ink)}
.devices li+li::before{content:'·';color:var(--muted);margin:0 .6em}
.trace{position:relative;margin:0;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(40px,8vw,130px);align-items:start;border-top:1px solid var(--ink);padding-top:clamp(32px,4vw,52px)}
.wave{display:flex;align-items:center;gap:3px;height:88px}
.wave i{flex:1;min-width:2px;height:calc(var(--h)*100%);background:var(--ink);transform-origin:50% 50%;animation:wv 1.7s ease-in-out infinite;animation-delay:var(--d)}
.wave i.hit{background:var(--sage)}
@keyframes wv{50%{transform:scaleY(.55)}}
.trace-a blockquote{margin:26px 0 0;font:400 clamp(26px,2.7vw,42px)/1.2 var(--serif);letter-spacing:-.02em;color:var(--ink)}
html[lang^=zh] .trace-a blockquote{font-family:var(--lab-sans);font-weight:700;font-size:clamp(24px,2.3vw,34px);line-height:1.4;letter-spacing:-.01em}
.trace-a mark{color:inherit;padding:0 .06em}
.trace-a figcaption{display:flex;align-items:center;gap:9px;margin-top:22px;font:500 13px/1.5 var(--lab-sans);color:var(--muted)}
.trace-b{padding-top:clamp(50px,7vw,120px)}
.trace-b .label{padding-bottom:12px;border-bottom:1px solid var(--ink)}
.cx17 .req{margin-top:14px;font:400 clamp(22px,2.1vw,30px)/1.25 var(--serif-t);color:var(--ink)!important;letter-spacing:-.01em}
html[lang^=zh] .req{font-family:var(--lab-sans);font-weight:700;font-size:22px}
.cx17 .from{display:flex;align-items:center;gap:8px;margin-top:16px;font:500 13px/1.4 var(--lab-sans);color:var(--sage)!important}
.from .ic{width:13px;height:13px}
.thread{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.thread path{fill:none;stroke:var(--sage);stroke-width:1.25}
.thread .th-dot{fill:var(--sage)}

/* Vision */
.future-in{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,6vw,100px);align-items:center}
.planet{position:relative;aspect-ratio:1;width:min(480px,100%);margin-inline:auto}
.orbit{position:absolute;inset:0;pointer-events:none}
.orbit li{position:absolute;display:flex;align-items:center;gap:10px;font:500 13px/1 var(--lab-sans);color:var(--ink);white-space:nowrap}
.orbit li::before{content:'';width:clamp(18px,2.4vw,36px);height:1px;background:var(--ink);order:var(--o,0)}
.orbit li:nth-child(1){left:7%;top:30%;flex-direction:row-reverse}
.orbit li:nth-child(2){right:2%;top:36%}
.orbit li:nth-child(3){left:6%;top:70%;flex-direction:row-reverse}
.orbit li:nth-child(4){right:6%;top:64%}
.orbit li:nth-child(odd)::before{order:0}
.orbit li b{font-weight:600}
.future-copy{display:flex;flex-direction:column;gap:20px}
.future-copy .h3{margin-bottom:6px}
.future-copy p{max-width:32em}

/* Wall — a plate catalogue, not a card grid */
.wall{padding:0 0 clamp(64px,9vh,110px);position:relative;overflow:clip;background:linear-gradient(180deg,var(--paper),var(--deep))}
.cx17 .closing{text-align:center;font-size:clamp(46px,7.6vw,120px);line-height:.98;max-width:12em;margin-inline:auto}
html[lang^=zh] .cx17 .closing{font-size:clamp(38px,6.2vw,96px);line-height:1.16}
.wall-grid{margin-top:0;display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(20px,2.4vw,40px);width:calc(100% - var(--lab-gutter)*2);max-width:1400px;margin-inline:auto;align-items:start}
.wcol{display:flex;flex-direction:column;gap:clamp(28px,3vw,48px);transform:translate3d(0,calc(var(--sy,0)*var(--k)*1px),0);will-change:transform}
.wcol:nth-child(even){margin-top:clamp(40px,6vw,96px)}
.wcol:nth-child(3){margin-top:clamp(0px,1.5vw,24px)}
.wtile{margin:0}
.wart{aspect-ratio:1;margin-bottom:6px}
.wtile figcaption{display:flex;flex-direction:column;gap:7px;padding-top:11px;border-top:1px solid var(--ink)}
.wtile figcaption>span{font:600 11px/1 var(--lab-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
html[lang^=zh] .wtile figcaption>span{text-transform:none;letter-spacing:.03em;font-size:12.5px;font-weight:500}
.wtile figcaption b{font:400 clamp(17px,1.55vw,22px)/1.2 var(--serif-t);letter-spacing:-.01em;color:var(--ink)}
html[lang^=zh] .wtile figcaption b{font-family:var(--lab-sans);font-weight:700;font-size:clamp(15px,1.25vw,17px)}

/* ---------- arrival: each figure finishes printing itself the first time it is in view ---------- */
.js .pin{opacity:0;transform:scale(.4);transition:opacity .4s var(--ease),transform .6s var(--ease)}
.js .plate.in .pin{opacity:1;transform:none}
.plate .pin:nth-of-type(1){transition-delay:1.1s}.plate .pin:nth-of-type(2){transition-delay:1.22s}.plate .pin:nth-of-type(3){transition-delay:1.34s}.plate .pin:nth-of-type(4){transition-delay:1.46s}
.js .ledger .mk.y{transform:scaleX(0);transform-origin:0 50%;transition:transform .8s var(--ease)}
.js .ledger.in .mk.y{transform:none}
.ledger .lrow:nth-child(2) .mk:nth-child(2){transition-delay:.35s}.ledger .lrow:nth-child(2) .mk:nth-child(3){transition-delay:.6s}
.ledger .lrow:nth-child(3) .mk:nth-child(2){transition-delay:.85s}
.js .ledger .sealed{clip-path:inset(0 100% 0 0);transition:clip-path 1s var(--ease) 1.1s}
.js .ledger.in .sealed{clip-path:inset(0)}
.js .ruler>.on::before{transform:translateY(-14px);opacity:0;transition:transform .7s var(--ease) 1.7s,opacity .3s 1.7s}
.js .ledger.in .ruler>.on::before{transform:none;opacity:1}
.js .trace .thread path{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.6s var(--ease) 1s}
.js .trace.in .thread path{stroke-dashoffset:0}
.js .trace .thread .th-dot{opacity:0;transition:opacity .4s 2.3s}
.js .trace.in .thread .th-dot{opacity:1}
.left-out s{text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 58%/100% 1px no-repeat;transition:background-size .7s var(--ease) 1s}
.js .scene:not(.in) .left-out s{background-size:0% 1px}
.left-out li+li s{transition-delay:1.25s}
.js .scene .brought li{opacity:0;transform:translateX(-10px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .scene.in .brought li{opacity:1;transform:none}
.scene .brought li:nth-child(1){transition-delay:.25s}.scene .brought li:nth-child(2){transition-delay:.35s}.scene .brought li:nth-child(3){transition-delay:.45s}.scene .brought li:nth-child(4){transition-delay:.55s}

/* ---------- responsive ---------- */
/* short desktop screens: the two exports sit side by side so the open beat stays one screen */
@media (min-width:1101px) and (max-height:860px){
  .exports{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px}
  .code{font-size:11.5px;line-height:1.55}
}
@media (max-width:1100px){
  .subbar-links{overflow-x:auto;scrollbar-width:none;gap:20px}
  .subbar-links::-webkit-scrollbar{display:none}
  .subbar-name{display:none}
  .hero-grid,.statement-body,.sec-head,.fig-head,.trace,.future-in,.relay{grid-template-columns:minmax(0,1fr)}
  .trail{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:36px}
  .trail::before{display:none}
  .trail li::before{display:none}
  .trail li{padding-top:12px;border-top:1px solid var(--ink)}
  .trail li.is-new{border-top-color:var(--sage)}
  .trail time{margin-bottom:8px}
  .sec-art{width:min(280px,60%);justify-self:start}
  .fig-head{row-gap:12px}
  .connect-map{grid-template-columns:minmax(0,1fr);row-gap:22px}
  .cm-wires{display:none}
  .cm-core{flex-direction:row;gap:14px;text-align:left;border-block:1px solid var(--rule);padding-block:10px}
  .cm-core .emblem{width:96px}
  .relay{row-gap:28px}
  .statement-body{margin-left:0}
  .sec-copy{max-width:none;padding-top:0}
  .plate{max-width:600px}
  .open{grid-template-columns:minmax(0,1fr);grid-template-areas:"copy" "art" "files";grid-template-rows:auto}
  .open-files{margin-top:32px}
  .open-art{width:min(300px,70%);margin-top:20px}
  .scene-grid{grid-template-columns:1fr}
  .cx17 .scene h3{min-height:0}
  .trace-b{padding-top:48px}
  .cx17 .thread{display:none}
  .wall-grid{grid-template-columns:repeat(3,1fr)}
  .wcol:nth-child(n+4){display:none}
  .planet{width:min(400px,100%)}
}
@media (max-width:720px){
  .cx17 .h1{font-size:clamp(56px,17vw,84px)}
  html[lang^=zh] .cx17 .h1{font-size:clamp(44px,13.4vw,70px)}
  .cx17 .h2,.cx17 .sec-head .h2{font-size:clamp(36px,10.4vw,52px)}
  html[lang^=zh] .cx17 .h2,html[lang^=zh] .cx17 .sec-head .h2{font-size:clamp(28px,8vw,40px)}
  html[lang^=zh] .cx17 .statement .h2{font-size:clamp(25px,6.9vw,34px)}
  .trail{grid-template-columns:minmax(0,1fr)}
  .decisions li{grid-template-columns:18px 5.6em minmax(0,1fr);column-gap:10px}
  .beat-open .field{display:none}
  .lrow{grid-template-columns:minmax(0,1.25fr) repeat(4,minmax(0,.5fr))}
  .lhead span:not(:first-child){font-size:11.5px}
  .mk{height:24px}
  .sealed{padding:0 10px;height:26px}
  .ruler>span{font-size:12px;padding-top:12px}
  .wall-grid{grid-template-columns:repeat(2,1fr)}
  .wcol:nth-child(3){display:none}
  .cx17 .closing{font-size:clamp(40px,12vw,64px)}
  html[lang^=zh] .cx17 .closing{font-size:clamp(28px,8.2vw,40px)}
  .orbit li{font-size:12px}
  .plate-key li{grid-template-columns:18px minmax(0,1fr);row-gap:2px}
  .plate-key .v{grid-column:2}
}
@media (max-width:820px){
  .cx17{--lab-gutter:22px}
  .cx17 .lab-header{min-height:0;flex-wrap:wrap;gap:6px 16px;padding-top:20px}
  .cx17 .lab-brand{font-size:24px}
  .cx17 .lab-nav{width:100%;justify-content:space-between;gap:10px;font-size:14px}
  .cx17 .lab-nav .nav-code{margin-left:0}
  .cx17 .footer-top{grid-template-columns:1fr 1fr;gap:34px 24px}
  .cx17 .footer-identity{grid-column:1/-1}
  .cx17 .footer-bottom{flex-wrap:wrap;gap:14px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv,.js .reveal-lines .ln>span{opacity:1!important;transform:none!important;transition:none!important}
  .hero-field{opacity:1!important;transition:none}
  .wave i{animation:none!important}
  .js .pin,.js .ledger .mk.y,.js .ledger .sealed,.js .ruler>.on::before,.js .scene .brought li,.js .trace .thread .th-dot{opacity:1!important;transform:none!important;clip-path:none!important;transition:none!important}
  .js .trace .thread path{stroke-dashoffset:0!important;transition:none!important}
  .decisions b,.trace-a mark,.left-out s{transition:none!important}
  .trace-a mark{background-size:0% 100%,100% 100%,var(--screen)!important}
  .wcol{transform:none!important}
}
.cx17 .lab-header .language-button{white-space:nowrap}
.cx17 .lab-header{z-index:45}