@font-face{font-family:Barlow;src:url('assets/barlow-latin-ext-500-normal.woff2');font-weight:500;font-display:swap}@font-face{font-family:Barlow;src:url('assets/barlow-latin-ext-800-normal.woff2');font-weight:800;font-display:swap}
:root{--paper:#f6f5f1;--ink:#162125;--muted:#606d72;--line:#dcded8;--red:#e13d3b;--green:#166654;--night:#131e23}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:500 16px/1.65 Barlow,Arial,sans-serif}a{color:inherit}button,input{font:inherit}button,a,input{outline-offset:5px}button{cursor:pointer}header{height:84px;background:var(--night);display:flex;align-items:center;gap:36px;padding:0 36px;position:sticky;top:0;z-index:20;color:white}.brand{text-decoration:none;display:flex;align-items:center;gap:18px;min-width:270px}.brand img{width:102px;height:46px;object-fit:contain}.brand span{font-size:11px;letter-spacing:2px;border-left:1px solid #506069;padding-left:16px}.searchbox{display:flex;align-items:center;max-width:610px;flex:1;background:#253137;border:1px solid #465158;padding:8px 16px;gap:10px}.searchbox svg{width:20px;fill:none;stroke:#b7c4c9;stroke-width:1.8}.searchbox input{background:none;border:0;color:white;min-width:0;flex:1;font-size:15px;padding:3px}.searchbox input::placeholder{color:#c2c9ca}kbd{color:#c1c8cc;font-size:12px}#menu{display:none}.shell{display:grid;grid-template-columns:280px minmax(0,1fr);max-width:1720px;margin:auto}aside{position:sticky;top:84px;height:calc(100vh - 84px);overflow:auto;border-right:1px solid var(--line);padding:28px 22px 50px}.edition{font-size:13px;font-weight:800;padding:0 10px 23px;border-bottom:1px solid var(--line)}.edition small{display:block;font-size:11px;font-weight:500;color:var(--muted);margin-top:5px}.live{width:6px;height:6px;display:inline-block;border-radius:50%;background:var(--red);margin-right:6px}nav>a{display:block;padding:8px 12px;text-decoration:none;font-size:14px}nav>a.active{background:var(--night);color:white}nav .group{display:block;margin:24px 12px 6px;font-size:10px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase;color:#667278}nav details{margin:4px 0}nav summary{cursor:pointer;list-style:none;font-size:14px;padding:6px 12px}nav summary::after{content:'+';float:right;color:var(--muted)}nav details[open] summary::after{content:'−'}nav details a{display:block;text-decoration:none;font-size:12px;line-height:1.45;padding:7px 10px 7px 18px;border-left:1px solid #c9ceca;margin-left:14px}nav details a.active{color:#ba2426;border-color:var(--red);background:#efe9e3}.aside-note{font-size:12px;color:#788082;line-height:1.6;margin:32px 10px 0}.aside-note strong{font-weight:500;color:#39474c}main{padding:48px clamp(25px,4.5vw,78px) 70px;min-width:0;max-width:1250px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:#a33532;margin:0 0 13px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(34px,4vw,61px);font-weight:800;line-height:1.08;letter-spacing:-1.8px;margin-bottom:22px;max-width:850px}h2{font-size:26px;line-height:1.25;font-weight:800;letter-spacing:-.5px;margin-bottom:15px}h3{font-size:18px;line-height:1.4;font-weight:800;margin-bottom:9px}.lede{font-size:20px;line-height:1.6;color:#526167;max-width:760px}.notice{border-left:3px solid var(--red);padding:12px 18px;background:#eeeae2;color:#5f574c;font-size:13px;margin:26px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:35px 0}.stats>div{padding:21px 14px 19px 0}.stats strong{font-size:32px;line-height:1.1;display:block;font-weight:800}.stats span{font-size:12px;color:var(--muted)}.section-head{display:flex;justify-content:space-between;align-items:baseline;margin:42px 0 17px;gap:12px}.section-head h2{margin:0}.section-head small{font-size:12px;color:var(--muted)}.path-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);gap:0 30px}.path{display:flex;gap:18px;padding:24px 0;border-bottom:1px solid var(--line);text-decoration:none;align-items:start}.path:hover h3{color:#b52426}.path>span{font-size:12px;color:#a73633;margin-top:3px}.path p{font-size:14px;color:var(--muted);margin:0}.path h3{margin:0 0 4px}.path .arrow{margin-left:auto;color:var(--ink);font-size:20px}.feature{background:var(--night);color:white;padding:30px;display:grid;grid-template-columns:1fr 1.1fr;gap:28px;align-items:center;margin:36px 0}.feature img{width:100%;display:block}.feature p{font-size:15px;color:#c4cdce}.feature small{color:#bfc7ca;font-size:11px}.feature a{color:#f4d1b8;text-decoration:none;border-bottom:1px solid #a48777}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card{background:#fffefa;border:1px solid var(--line);padding:22px;text-decoration:none;display:block}.card:hover{border-color:#acb4b1}.card p{margin:0;color:var(--muted);font-size:14px}.card .tag{display:block;font-size:11px;color:#98504a;margin-bottom:9px}.crumb{font-size:12px;color:var(--muted);margin-bottom:23px;display:flex;gap:8px;flex-wrap:wrap}.crumb a{text-decoration:none}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:38px;margin-top:32px}.article-grid.no-image{grid-template-columns:1fr}.prose section{padding:0 0 22px;margin-bottom:22px;border-bottom:1px solid var(--line)}.prose p{color:#42545a;line-height:1.85;margin:0;max-width:760px}.prose h2{font-size:23px}.screenshot{margin:0;position:sticky;top:108px;align-self:start}.screenshot button{border:0;padding:0;background:#18252b;width:100%;display:block}.screenshot img{width:100%;max-height:580px;object-fit:contain;display:block}.screenshot figcaption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:9px}.screenshot.wide{position:static;grid-column:1/-1}.screenshot.wide img{max-height:480px}.control-list{border-top:1px solid var(--line);margin-bottom:32px}.control{display:grid;grid-template-columns:34px 160px minmax(0,1fr);gap:15px;border-bottom:1px solid var(--line);padding:17px 0;align-items:baseline}.control .num{font-size:11px;color:var(--red)}.control strong{font-size:15px}.control p{margin:0;font-size:15px}.control small{display:block;font-size:12px;color:var(--muted);margin-top:4px}.flow{display:flex;gap:0;margin:30px 0;counter-reset:flow;flex-wrap:wrap}.flow>div{counter-increment:flow;flex:1;min-width:120px;border-top:2px solid #2b635a;padding:14px 18px 14px 0;position:relative}.flow>div:before{content:'0' counter(flow);display:block;font-size:11px;color:var(--green);margin-bottom:5px}.flow>div:not(:last-child):after{content:'→';position:absolute;right:10px;top:11px;color:#548577}.flow strong{font-size:14px;display:block;padding-right:13px}.sources{margin:35px 0 0;border:1px solid var(--line);padding:15px 20px;font-size:12px}.sources summary{cursor:pointer;font-weight:800}.sources ul{padding-left:16px;overflow-wrap:anywhere}.sources p{color:var(--muted);margin:10px 0 0}.related{margin-top:35px}.related a{display:block;text-decoration:none;border-bottom:1px solid var(--line);padding:10px 0;font-size:15px}.tools{display:flex;justify-content:space-between;gap:15px;align-items:center;border-top:1px solid var(--line);padding-top:22px;margin-top:35px}.tools button{border:1px solid #bec7c4;padding:8px 15px;background:transparent;font-size:13px}.tools a{font-size:14px}.accordion{border-top:1px solid var(--line)}.accordion details{padding:21px 0;border-bottom:1px solid var(--line)}.accordion summary{cursor:pointer;font-size:19px;font-weight:800;list-style:none;padding-right:30px;position:relative}.accordion summary:after{content:'+';position:absolute;right:6px;color:var(--red)}.accordion details[open] summary:after{content:'−'}.accordion p{margin:15px 0 8px;color:#536268}.accordion ol{padding-left:24px;margin:10px 0 15px}.accordion li{padding:4px 0}.small-link{font-size:13px;color:#96504a}.badge{font-size:10px;letter-spacing:.5px;color:var(--green);display:inline-block;margin-top:8px}.audit{padding:22px;border-left:3px solid #bd7042;background:#eeebe4;margin-bottom:15px}.audit p{margin:0;color:#615b52;font-size:14px}.audit h3{font-size:17px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line);vertical-align:top}td:first-child{overflow-wrap:anywhere;max-width:390px}th{font-weight:800;background:#e9ece5}.empty{padding:45px 0;color:var(--muted)}footer{font-size:11px;color:var(--muted);margin-top:50px;border-top:1px solid var(--line);padding-top:18px}dialog{max-width:min(1100px,95vw);max-height:94vh;border:0;background:#101a20;color:white;padding:20px}dialog::backdrop{background:#000c}dialog img{display:block;max-width:100%;max-height:78vh;margin:14px auto;object-fit:contain}dialog p{font-size:12px;margin:8px 0}dialog button{background:#263b46;color:white;border:1px solid #819398;padding:8px 18px;display:block;margin-left:auto}.skip{position:fixed;left:12px;top:-100px;background:white;padding:10px;z-index:100}.skip:focus{top:12px}
@media(min-width:1500px){main{padding-top:65px}}@media(max-width:1100px){header{padding:0 22px;gap:22px}.brand{min-width:226px}.shell{grid-template-columns:245px minmax(0,1fr)}aside{padding:24px 15px}.article-grid{grid-template-columns:1fr}.screenshot{position:static;max-width:300px}.path-list,.cards{grid-template-columns:1fr}.control{grid-template-columns:25px 140px minmax(0,1fr)}.feature{grid-template-columns:1fr}}
@media(max-width:760px){header{height:auto;min-height:116px;padding:12px 18px;gap:8px 14px;flex-wrap:wrap}.brand{flex:1;min-width:0}.brand img{width:78px;height:30px}.brand span{font-size:9px;letter-spacing:1px}.searchbox{order:3;flex-basis:100%;max-width:none;padding:6px 10px}.searchbox input{font-size:16px}.searchbox kbd{display:none}#menu{display:block;color:white;background:none;border:1px solid #697a83;font-size:12px;padding:6px 9px}.shell{display:block}aside{display:none;position:fixed;top:116px;bottom:0;height:auto;width:min(340px,90vw);background:var(--paper);z-index:15;box-shadow:8px 12px 30px #0003}aside.open{display:block}main{padding:30px 22px 50px}h1{font-size:39px;letter-spacing:-1px}.lede{font-size:18px}.stats{grid-template-columns:1fr 1fr}.stats>div{padding:14px 0}.stats strong{font-size:28px}.stats span{font-size:11px}.feature{padding:22px}.control{grid-template-columns:24px minmax(0,1fr);gap:4px 9px}.control>div{grid-column:2}.article-grid{gap:18px}.flow>div{min-width:110px}.tools{align-items:start}.section-head{align-items:start}.section-head small{max-width:125px;text-align:right}.screenshot{margin:auto;width:100%}.screenshot.wide{max-width:none}.accordion summary{font-size:18px}}
@media print{header,aside,.tools,.searchbox{display:none}.shell{display:block}main{padding:0;max-width:none}.article-grid{grid-template-columns:1fr 220px}.screenshot{position:static}.sources{display:block}body{font-size:12px}.prose section{break-inside:avoid}}
.screen-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.screen-tabs a{text-decoration:none;padding:9px 18px;border:1px solid #abb7b5;font-size:14px}.screen-tabs a.chosen{background:var(--night);color:white;border-color:var(--night)}.explorer{display:grid;grid-template-columns:minmax(230px,390px) minmax(240px,1fr);align-items:start;gap:42px}.screen-map{position:relative;border:1px solid #bac8c7;background:#edf3f4}.screen-map img{width:100%;display:block}.pin{position:absolute;transform:translate(-50%,-50%);border:2px solid white;border-radius:50%;background:#192f39;color:white;width:34px;height:34px;font-size:14px;font-weight:800;box-shadow:0 2px 8px #0006;line-height:1}.pin.selected{background:#c83030;box-shadow:0 0 0 5px #c8303038}.screen-notes{position:sticky;top:110px}.screen-notes p{color:#516167}.big-num{display:block;font-size:48px;line-height:1;color:#b4423c;font-weight:800;margin:8px 0 22px}.pin-list{border-top:1px solid var(--line);margin:25px 0}.pin-list button{display:flex;gap:18px;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;padding:11px 0;font-size:14px}.pin-list button span{font-size:11px;color:#9c4d46}.pin-list button.selected{font-weight:800;color:#a52c2b}.journey{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;border-top:1px solid var(--line);padding:35px 0}.journey p{color:var(--muted)}.journey ol{margin:0;padding-left:24px}.journey li{padding:11px 0;border-bottom:1px solid var(--line)}.journey a{text-decoration:none;display:block}.journey a span{float:right;color:#a6443c}@media(max-width:1000px){.explorer{grid-template-columns:1fr;gap:24px}.screen-map{max-width:330px;margin:auto}.screen-notes{position:static}.journey{grid-template-columns:1fr;gap:10px}.pin{width:32px;height:32px}}@media(max-width:760px){.screen-map{max-width:280px}.screen-tabs{gap:6px}.screen-tabs a{padding:8px 10px;font-size:12px}}
/* Box annotations follow the photographed control boundaries. */
.map-help{font-size:14px;color:var(--muted);max-width:750px}.screen-column{position:sticky;top:106px;min-width:0}.annotated{max-width:350px;margin:auto}.region{position:absolute;transform:none;border:1px solid #14655299;border-radius:4px;background:transparent;padding:0;min-width:0;z-index:1;box-shadow:none}.region span{position:absolute;top:-9px;left:-8px;width:22px;height:22px;background:#163c37;border:1px solid white;color:white;border-radius:5px;display:grid;place-items:center;font:800 11px Barlow,Arial;box-shadow:0 1px 3px #0005}.region.selected,.region:focus-visible{border:2px solid #dc4d2c;background:#e16b2010;box-shadow:0 0 0 2px #fff9;z-index:3}.region.selected span{background:#b33319}.region:hover{border-color:#dc4d2c;z-index:4}.screen-caption{font-size:11px;line-height:1.5;color:var(--muted);max-width:350px;margin:14px auto}.explorer .screen-notes{position:static}.big-num small{font-size:15px;color:var(--muted);font-weight:500}.point-story{font-size:21px;line-height:1.55}.point-guide{margin:22px 0}.point-guide dt{font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--green);padding-top:18px;border-top:1px solid var(--line)}.point-guide dd{margin:7px 0 22px;font-size:16px;line-height:1.7}.point-pager{display:flex;justify-content:space-between;gap:16px}.point-pager button,.locate{background:transparent;border:1px solid #7d9690;padding:9px 15px;color:var(--ink);font-size:14px}.region-index{margin:25px 0}.region-index summary{cursor:pointer;padding:12px 0;border-top:1px solid var(--line);font-weight:800}.screen-transcript{margin-top:24px}.screen-notes h2{margin-top:8px}.screen-tabs a{font-size:12px;padding:8px 12px}.notice a{display:inline-block}.screen-transcript .locate{margin:10px 0}.screen-map{isolation:isolate}
@media(min-width:1001px){.explorer{grid-template-columns:minmax(250px,350px) minmax(260px,1fr);gap:36px}.annotated{max-height:none}}
@media(max-width:1000px){.screen-column{position:static}.screen-map.annotated{width:100%;max-width:340px}.explorer{gap:25px}.point-story{font-size:20px}}
@media(max-width:760px){.region span{width:19px;height:19px;top:-7px;left:-5px;font-size:10px}.point-pager button{min-height:44px}.screen-tabs a{min-height:44px;display:flex;align-items:center}.screen-notes{border-top:2px solid var(--green);padding-top:20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.guide-entries{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:16px;margin:30px 0}.guide-entries>a{display:flex;flex-direction:column;text-decoration:none;border:1px solid var(--line);padding:24px;background:#eef0e9}.guide-entries>a:first-child{background:var(--night);color:#fff}.guide-entries span{font-size:10px;letter-spacing:1.6px;font-weight:800}.guide-entries h2{font-size:25px;line-height:1.12;margin:17px 0 12px}.guide-entries p{font-size:14px;line-height:1.6;margin:0 0 22px}.guide-entries b{font-size:12px;margin-top:auto}.guide-entries a:hover{border-color:var(--green)}@media(max-width:1100px){.guide-entries{grid-template-columns:1fr}.guide-entries>a{padding:22px}}

/* Calm motion: 140ms feedback, 250ms content, 380ms headings. */
#motion-toggle{font-size:11px;white-space:nowrap;border:1px solid #6a8189;color:#e0eee9;background:transparent;padding:7px 10px}#motion-toggle:disabled{opacity:.65;cursor:default}#reading-progress{position:absolute;bottom:0;left:0;width:100%;height:2px;background:#3fd9c5;transform:scaleX(0);transform-origin:left;pointer-events:none}.region{transition:border-color 140ms ease-out,background-color 140ms ease-out}.region span{transition:background-color 140ms ease-out,transform 180ms cubic-bezier(.2,0,0,1)}.region.selected span{transform:translateY(-2px)}.point-pager button{transition:background-color 140ms ease-out,transform 140ms ease-out}.point-pager button:hover{background:#dce6df}.point-pager button:active{transform:translateY(1px)}#point-position{font-size:12px;align-self:center;color:var(--muted)}#pin-detail{scroll-margin-top:150px}.region-index{scroll-margin-top:150px}.guide-entries a{transition:transform 200ms cubic-bezier(.2,0,0,1),border-color 140ms ease-out}.guide-entries a:hover{transform:translateY(-3px)}.region:focus-visible{outline:3px solid #a63619;outline-offset:3px}.point-pager button:focus-visible{outline:3px solid #166654}.motion-off *, .motion-off *::before,.motion-off *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}@media(max-width:760px){#motion-toggle{font-size:10px;padding:6px 8px}#pin-detail{scroll-margin-top:150px}.searchbox{flex-basis:100%}.brand span{display:none}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}