:root{
  --paper:#f3ede1;--paper2:#ebe3d3;--card:#fffaf0;--ink:#1d1a16;--ink2:#4a443b;--line:#cfc4ae;
  --automate:#a63d17;--augment:#1b6a66;--protect:#86600c;--rethink:#5a3d8e;
  --focus:#0b57d0;--serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",sans-serif;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --r:14px;--ease:cubic-bezier(.2,.8,.2,1);
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){
  --paper:#16130f;--paper2:#1f1b16;--card:#241f19;--ink:#f1e9da;--ink2:#c8bca7;--line:#4a4133;
  --automate:#f08a5d;--augment:#5cc6bd;--protect:#e2b44b;--rethink:#b79cf0;--focus:#8ab4ff}}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 var(--sans);
  background-image:radial-gradient(circle at 1px 1px,color-mix(in srgb,var(--ink) 9%,transparent) 1px,transparent 0);background-size:22px 22px}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;z-index:99}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
kbd{font:600 .8em var(--mono);border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:0 5px;background:var(--card)}
small,.small{font-size:.85rem;color:var(--ink2)}
.fine{font-size:.85rem;color:var(--ink2)}

/* header */
.top{position:sticky;top:0;z-index:20;display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between;
  padding:10px clamp(16px,4vw,48px);background:color-mix(in srgb,var(--paper) 92%,transparent);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2)}
.brand{display:flex;gap:8px;align-items:center;text-decoration:none;font:600 .82rem/1.05 var(--mono);text-transform:uppercase;letter-spacing:.08em}
.brand b{font:700 1.15rem/1 var(--serif);letter-spacing:0;text-transform:none}
.brand-mark{font-size:1.7rem;display:inline-block;transition:transform .6s var(--ease)}
.brand:hover .brand-mark{transform:rotate(90deg)}
.doors{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;order:3;width:100%}
.doors a{flex:0 0 auto;text-decoration:none;font-size:.88rem;padding:6px 10px;border:1px solid transparent;border-radius:999px;transition:background .2s,border-color .2s,transform .2s var(--ease)}
.doors a i{font:600 .68rem var(--mono);font-style:normal;color:var(--ink2);margin-right:5px}
.doors a:hover,.doors a[aria-current]{border-color:var(--ink);transform:translateY(-1px)}
.doors a[aria-current]{background:var(--ink);color:var(--paper)}.doors a[aria-current] i{color:var(--paper)}
.tools{display:flex;gap:6px;flex-wrap:wrap}
.chip{font:600 .76rem var(--mono);letter-spacing:.03em;padding:7px 11px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;text-decoration:none;min-height:36px;display:inline-flex;align-items:center;transition:transform .15s var(--ease),border-color .2s}
.chip:hover{border-color:var(--ink);transform:translateY(-1px)}.chip:active{transform:scale(.96)}
.chip[aria-pressed=true]{background:var(--ink);color:var(--paper)}
@media (min-width:1000px){.doors{order:0;width:auto}}

main>section{padding:clamp(40px,7vw,96px) clamp(16px,5vw,64px);max-width:1280px;margin:0 auto}
.sec-head{max-width:760px;margin-bottom:28px}
.num{font:600 .78rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink2);margin:0 0 6px}
h1,h2,h3{font-family:var(--serif);line-height:1.08;letter-spacing:-.01em}
h2{font-size:clamp(1.8rem,4.6vw,3rem);margin:0 0 12px}
h3{font-size:1.3rem}
.intro-p{color:var(--ink2);margin:0}

/* hero */
.hero{position:relative;overflow-x:clip;min-height:calc(100svh - 60px);display:flex;flex-direction:column;justify-content:center}
.kicker{font:600 .78rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink2)}
.hero h1{font-size:clamp(2.5rem,8.5vw,6.2rem);margin:.1em 0 .35em;max-width:14ch;font-weight:700}
.hero h1 em{display:block;font-style:italic;font-weight:400;font-size:.52em;color:var(--ink2);max-width:22ch;margin-top:.25em}
.answer{max-width:68ch;position:relative;z-index:1}
.lede{font-size:clamp(1.08rem,2vw,1.28rem)}
.b-automate,.b-augment,.b-protect,.b-rethink{font-weight:700;padding:0 .3em;border-radius:4px;white-space:nowrap}
.b-automate{color:var(--automate);background:color-mix(in srgb,var(--automate) 12%,transparent)}
.b-augment{color:var(--augment);background:color-mix(in srgb,var(--augment) 12%,transparent)}
.b-protect{color:var(--protect);background:color-mix(in srgb,var(--protect) 14%,transparent)}
.b-rethink{color:var(--rethink);background:color-mix(in srgb,var(--rethink) 12%,transparent)}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.btn{font:600 .95rem var(--sans);display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:10px 18px;border-radius:12px;border:1.5px solid var(--ink);background:var(--card);color:var(--ink);text-decoration:none;cursor:pointer;
  box-shadow:3px 3px 0 var(--ink);transition:transform .15s var(--ease),box-shadow .15s var(--ease)}
.btn:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--ink)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn.primary{background:var(--ink);color:var(--paper)}
.btn.ghost{box-shadow:none;border-color:var(--line)}
.btn.small{min-height:36px;padding:6px 12px;font-size:.85rem}
.btn small{color:inherit;opacity:.75;font-weight:400}
.btn.file{position:relative;overflow:hidden}.btn.file input{position:absolute;inset:0;opacity:0;cursor:pointer}
.btn.file:focus-within{outline:3px solid var(--focus);outline-offset:3px}
.hero-facts{list-style:none;padding:0;margin:18px 0 6px;display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));max-width:1000px;position:relative;z-index:1}
.hero-facts li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;font-size:.93rem}
.quad-art{position:absolute;right:-4vw;top:12%;width:min(46vw,520px);aspect-ratio:1;display:grid;grid-template-columns:1fr 1fr;opacity:.16;pointer-events:none;transform:rotate(-8deg)}
.quad-art .q{display:flex;align-items:center;justify-content:center;font:italic 700 clamp(1rem,2.6vw,2rem) var(--serif);border:2px solid currentColor}
.q.a{color:var(--automate)}.q.g{color:var(--augment)}.q.p{color:var(--protect)}.q.r{color:var(--rethink)}
@media (max-width:700px){.quad-art{display:none}}

/* intro */
.intro{position:fixed;inset:0;z-index:50;background:var(--paper);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;transition:opacity .45s ease,visibility .45s}
.intro.out{opacity:0;visibility:hidden}
.intro-map{width:min(60vw,260px);fill:none;stroke:var(--ink);stroke-width:2}
.intro-map *{stroke-dasharray:960;stroke-dashoffset:960;animation:draw .9s var(--ease) forwards}
.intro-map circle:nth-child(3){stroke:var(--augment);animation-delay:.15s}.intro-map circle:nth-child(4){stroke:var(--automate);animation-delay:.25s}
.intro-word{font:italic 600 1.6rem var(--serif);margin:0}.intro-word span{font-style:normal;color:var(--rethink)}
@keyframes draw{to{stroke-dashoffset:0}}

/* explorer */
.explorer{max-width:1380px!important}
.rolebar{display:flex;gap:8px;overflow-x:auto;padding:4px 2px 12px;scroll-snap-type:x proximity}
.role{flex:0 0 auto;scroll-snap-align:start;display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-width:130px;max-width:170px;text-align:left;padding:10px 12px;border-radius:12px;border:1.5px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;font:600 .86rem/1.2 var(--sans);transition:transform .2s var(--ease),border-color .2s,background .2s}
.role .g{font:700 1.3rem var(--serif)}
.role:hover{transform:translateY(-3px);border-color:var(--ink)}
.role[aria-checked=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.role-ctx{background:var(--paper2);border-left:4px solid var(--ink);padding:10px 14px;border-radius:0 10px 10px 0;margin:6px 0 18px;max-width:900px}
.table-grid{display:grid;gap:16px}
@media (min-width:1080px){.table-grid{grid-template-columns:minmax(300px,1fr) 1.6fr 240px;align-items:start}}
.deck{display:grid;gap:10px;align-content:start;min-height:80px;padding:12px;border:2px dashed var(--line);border-radius:var(--r)}
.deck:empty::before{content:"All tasks sorted. Read the outcome below — or move cards between bins.";color:var(--ink2);font-size:.9rem}
.task{background:var(--card);border:1.5px solid var(--ink);border-radius:12px;padding:12px 12px 10px;box-shadow:2px 3px 0 color-mix(in srgb,var(--ink) 80%,transparent);transition:transform .25s var(--ease),box-shadow .25s,opacity .25s;position:relative}
.task:hover{transform:translateY(-2px) rotate(-.4deg)}
.task:focus-visible{outline-offset:4px}
.task.dragging{opacity:.45}
.task.land{animation:land .45s var(--ease)}
@keyframes land{0%{transform:scale(.9) rotate(2deg)}60%{transform:scale(1.03)}100%{transform:none}}
.task p.tt{margin:0 0 6px;font-weight:600;line-height:1.35}
.task .meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font:500 .72rem var(--mono);color:var(--ink2)}
.task .pill{border:1px solid var(--line);border-radius:999px;padding:1px 7px}
.task .sugg{font-weight:700}
.task .why{margin:8px 0 0;font-size:.84rem;color:var(--ink2)}
.task .why[hidden]{display:none}
.sort-btns{display:flex;flex-wrap:wrap;gap:5px;margin-top:9px}
.sb{font:600 .74rem var(--sans);min-height:34px;padding:4px 9px;border-radius:8px;border:1.5px solid currentColor;background:transparent;cursor:pointer;transition:transform .12s var(--ease),background .15s}
.sb:hover{transform:translateY(-1px)}.sb:active{transform:scale(.94)}
.sb[data-b=automate]{--bc:var(--automate)}.sb[data-b=augment]{--bc:var(--augment)}.sb[data-b=protect]{--bc:var(--protect)}.sb[data-b=rethink]{--bc:var(--rethink)}.sb[data-b]{color:var(--bc)}
.sb[aria-pressed=true]{background:var(--bc);border-color:var(--bc);color:var(--card)}.sb[aria-pressed=true]::after{content:" ✓"}
.sb.inspect{color:var(--ink2);border-style:dashed}
.bins{display:grid;gap:12px;grid-template-columns:1fr}
@media (min-width:640px){.bins{grid-template-columns:1fr 1fr}}
.bin{border-radius:var(--r);padding:12px;min-height:150px;border:2px solid var(--c);background:color-mix(in srgb,var(--c) 7%,var(--paper));transition:background .2s,transform .2s var(--ease)}
.bin.over{background:color-mix(in srgb,var(--c) 20%,var(--paper));transform:scale(1.01)}
.bin[data-bin=automate]{--c:var(--automate)}.bin[data-bin=augment]{--c:var(--augment)}.bin[data-bin=protect]{--c:var(--protect)}.bin[data-bin=rethink]{--c:var(--rethink)}
.bin h3{margin:0;color:var(--c);font-size:1.25rem;display:flex;gap:8px;align-items:center}
.bin h3 span{font:700 .72rem var(--mono);border:1.5px solid var(--c);border-radius:6px;padding:1px 6px}
.bin>p{margin:2px 0 8px;font-size:.84rem;color:var(--ink2)}
.bin ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.bin .task{box-shadow:none;border-color:var(--c)}
.bin .task .sort-btns .sb:not(.inspect){min-height:30px;padding:2px 7px}
.task .flag{position:absolute;top:-9px;right:10px;font:700 .66rem var(--mono);background:var(--ink);color:var(--paper);padding:1px 6px;border-radius:5px}
.compass{margin:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;text-align:center;position:sticky;top:120px}
.compass svg{width:100%;max-width:220px}
.compass figcaption{font-size:.86rem;color:var(--ink2)}
.needle{transition:transform .8s cubic-bezier(.3,1.6,.4,1);transform-origin:110px 110px}
.panels{display:grid;gap:16px;margin-top:20px}
@media (min-width:900px){.panels{grid-template-columns:1fr 1.3fr}}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.panel h3{margin:0 0 4px}
.checks{display:grid;gap:6px}
.checks label{display:flex;gap:8px;align-items:flex-start;font-size:.92rem;cursor:pointer;padding:6px;border-radius:8px}
.checks label:hover{background:var(--paper2)}
.checks input{width:20px;height:20px;accent-color:var(--ink);flex:0 0 auto;margin-top:2px}
.role-access{border-top:1px dashed var(--line);padding-top:8px}
.skills{width:100%;border-collapse:collapse;margin:6px 0 10px}
.skills th{font:600 .74rem var(--mono);text-transform:uppercase;letter-spacing:.06em;text-align:left;color:var(--ink2);padding:4px}
.skills td{padding:4px;vertical-align:top}
.skills input{width:100%;font:inherit;font-size:.92rem;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink)}
.skills .rm{min-height:36px;min-width:36px;border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:8px;cursor:pointer}
.outcome{margin-top:20px;background:var(--ink);color:var(--paper);border-radius:calc(var(--r) + 4px);padding:clamp(16px,3vw,28px)}
.outcome h3{margin-top:0;font-size:1.6rem}
.outcome .small,.outcome small{color:color-mix(in srgb,var(--paper) 75%,transparent)}
.outcome .btn{box-shadow:3px 3px 0 var(--paper);border-color:var(--paper)}
.outcome .btn.primary{background:var(--paper);color:var(--ink)}
.outcome .btn.ghost{box-shadow:none;background:transparent;color:var(--paper)}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.bars{display:grid;gap:6px;margin:10px 0;max-width:640px}
.bar{display:grid;grid-template-columns:90px 1fr 34px;gap:8px;align-items:center;font:600 .8rem var(--mono)}
.bar>span:nth-child(2){background:rgba(255,255,255,.12);border-radius:6px}.bar i{display:block;height:12px;border-radius:6px;background:var(--c);transition:width .6s var(--ease)}
.bar[data-b=automate]{--c:#f08a5d}.bar[data-b=augment]{--c:#5cc6bd}.bar[data-b=protect]{--c:#e2b44b}.bar[data-b=rethink]{--c:#b79cf0}
.reading p{max-width:75ch}
.text-atlas{margin-top:28px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);padding:6px 14px}
.text-atlas summary{cursor:pointer;font-weight:700;padding:8px 0}
.text-atlas table{width:100%;border-collapse:collapse;font-size:.88rem;margin-bottom:18px}
.text-atlas th,.text-atlas td{border-bottom:1px solid var(--line);padding:6px;text-align:left;vertical-align:top}
.text-atlas h3{margin:18px 0 4px}
.tbl-wrap{overflow-x:auto}
.note{background:var(--paper2);padding:12px;border-radius:10px}

/* cases */
.cases{display:grid;gap:16px}
@media (min-width:900px){.cases{grid-template-columns:repeat(3,1fr)}}
.case{background:var(--card);border:1.5px solid var(--ink);border-radius:var(--r);padding:18px;transition:transform .25s var(--ease)}
.case:hover{transform:translateY(-3px) rotate(.3deg)}
.case h3{margin:.2em 0 .5em}.case p{font-size:.95rem}
.tag{font:600 .72rem var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--rethink);margin:0}
.sub{font-size:1.6rem;margin:40px 0 12px}
.mistakes{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.mistakes div{border-top:3px solid var(--automate);background:var(--card);padding:12px 14px;border-radius:0 0 10px 10px;font-size:.93rem}

/* model */
.model-grid{display:grid;gap:18px}
@media (min-width:900px){.model-grid{grid-template-columns:1fr 1fr 1.2fr}}
.factors dt{font:700 .9rem var(--mono);margin-top:10px}.factors dd{margin:2px 0 0;color:var(--ink2)}
.rules{font:1.05rem/1.9 var(--serif);background:var(--card);border:1.5px dashed var(--ink);border-radius:var(--r);padding:16px 16px 16px 40px;margin:0}
.limits{font-size:.95rem}

/* evidence */
.evidence{list-style:none;padding:0;display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.evidence li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;font-size:.93rem;display:flex;flex-direction:column}
.evidence li p{margin:8px 0;flex:1}
.lab{font:700 .68rem var(--mono);text-transform:uppercase;letter-spacing:.08em;padding:2px 8px;border-radius:999px;border:1.5px solid currentColor;align-self:flex-start;white-space:nowrap}
.lab.fact{color:var(--augment)}.lab.interp{color:var(--protect)}.lab.open{color:var(--rethink)}

/* worlds */
.worlds{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.world{display:flex;flex-direction:column;gap:6px;text-decoration:none;background:var(--card);border:1.5px solid var(--ink);border-radius:var(--r);padding:16px;transition:transform .2s var(--ease),box-shadow .2s}
.world:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink)}
.world b{font:700 1.2rem var(--serif)}.world b::after{content:" ↗"}
.world span{font-size:.9rem;color:var(--ink2)}

.foot{border-top:1px solid var(--line);padding:30px clamp(16px,5vw,64px) 60px;display:grid;gap:20px;max-width:1280px;margin:0 auto;position:relative;font-size:.92rem}
@media (min-width:800px){.foot{grid-template-columns:2fr 1fr}}
.changelog ul{padding-left:18px;margin:4px 0}
.bell{position:absolute;right:16px;bottom:16px;font-size:1.3rem;min-width:44px;min-height:44px;border-radius:50%;border:1px solid var(--line);background:var(--card);cursor:pointer;transition:transform .2s}
.bell:hover{transform:rotate(-15deg)}.bell.ring{animation:ring .6s}
@keyframes ring{20%{transform:rotate(18deg)}40%{transform:rotate(-14deg)}60%{transform:rotate(9deg)}80%{transform:rotate(-4deg)}}

/* subpages */
.page{max-width:860px;margin:0 auto;padding:40px clamp(16px,5vw,40px) 80px}
.page h1{font-size:clamp(2.2rem,6vw,3.6rem);margin:.2em 0}
.src{border-top:1px solid var(--line);padding:14px 0}.src h2{font-size:1.25rem;margin:0 0 4px}

.guide{display:none}

/* modes */
html.reduce *,html.reduce *::before,html.reduce *::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}
html.focus .quad-art,html.focus .hero-facts,html.focus .bell,html.focus body{background-image:none}
html.focus .quad-art,html.focus .bell,html.focus .compass{display:none}
html.focus .task:hover,html.focus .case:hover{transform:none}
html.focus .hero{min-height:auto}

@media print{
  body{background:#fff;color:#000}
  body>*:not(.guide){display:none!important}
  .guide{display:block!important;font:11pt/1.4 Georgia,serif}
  .guide h1{font-size:18pt;margin:0 0 4pt}.guide h2{font-size:12pt;margin:10pt 0 3pt}
  .guide ul{margin:0;padding-left:16pt}.guide .cols{display:grid;grid-template-columns:1fr 1fr;gap:6pt 18pt}
  .guide .q{border-top:1px solid #999;padding-top:4pt}
  @page{margin:14mm}
}
@media (max-width:700px){.top{position:static}.compass{position:static}}