/* Thesis Workbench: shared styles for index.html and process.html */
/* Layout: slim top bar with three destinations; a question opens a bench with the stage rail on the left and the working sheet on the right; one column on phones. */
:root{
  --bg:#eef2f1; --surface:#fbfcfc; --field:#ffffff; --well:#f1f5f4;
  --ink:#121a1b; --ink-2:#43504e; --ink-3:#627170;
  --line:#d5dddb; --line-strong:#b6c2bf; --grid:#e3e9e7;
  --accent:#0c5c66; --accent-ink:#ffffff; --accent-wash:#d5eaec;
  --mark:#ffe36e;
  --good-ink:#006300; --good-wash:#def2de;
  --warn-ink:#7a5200; --warn-wash:#fdefc8;
  --bad-ink:#a32424; --bad-wash:#fae1e1;
  --scrim:rgba(10,16,16,.5);
  /* likelihood scale: unlikely arm, neutral middle, likely arm */
  --b1:#cf6f43; --b2:#eba987; --b3:#f6d9c9; --b4:#dfe4e3; --b5:#cfe6e8; --b6:#8fc4c9; --b7:#3f8f98;
  color-scheme:light;
  --font-display:"Newsreader","Iowan Old Style",Georgia,serif;
  --font-ui:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0e1414; --surface:#161d1d; --field:#101717; --well:#1c2525;
    --ink:#e8eeed; --ink-2:#b3bfbd; --ink-3:#8c9997;
    --line:#2a3535; --line-strong:#3d4b4a; --grid:#222c2c;
    --accent:#56c4cd; --accent-ink:#052326; --accent-wash:#17383b;
    --mark:#6a5a12;
    --good-ink:#6fd66f; --good-wash:#12301a;
    --warn-ink:#fbc95a; --warn-wash:#3a2d0a;
    --bad-ink:#f08a8a; --bad-wash:#3a1717;
    --scrim:rgba(0,0,0,.6);
    --b1:#e08a5c; --b2:#9a5334; --b3:#5a3020; --b4:#2f3939; --b5:#1d4a4e; --b6:#2f7a81; --b7:#56c4cd;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0e1414; --surface:#161d1d; --field:#101717; --well:#1c2525;
  --ink:#e8eeed; --ink-2:#b3bfbd; --ink-3:#8c9997;
  --line:#2a3535; --line-strong:#3d4b4a; --grid:#222c2c;
  --accent:#56c4cd; --accent-ink:#052326; --accent-wash:#17383b;
  --mark:#6a5a12;
  --good-ink:#6fd66f; --good-wash:#12301a;
  --warn-ink:#fbc95a; --warn-wash:#3a2d0a;
  --bad-ink:#f08a8a; --bad-wash:#3a1717;
  --scrim:rgba(0,0,0,.6);
  --b1:#e08a5c; --b2:#9a5334; --b3:#5a3020; --b4:#2f3939; --b5:#1d4a4e; --b6:#2f7a81; --b7:#56c4cd;
  color-scheme:dark;
}

*{box-sizing:border-box}
[hidden]{display:none!important}
img,svg{max-width:100%}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 var(--font-ui)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,p{margin:0}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:20px}
.mono{font-family:var(--font-mono);font-size:12.5px;font-variant-numeric:tabular-nums}
.eyebrow{font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.hl{background:linear-gradient(transparent 58%,var(--mark) 58%);padding-inline:2px;margin-inline:-2px;-webkit-box-decoration-break:clone;box-decoration-break:clone}

/* top bar */
.bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
.bar-in{display:flex;align-items:center;flex-wrap:wrap;gap:6px 24px;min-height:56px;padding-block:8px}
.brand{font:500 20px/1.2 var(--font-display);letter-spacing:-.01em}
.tabs{display:flex;gap:2px}
.tabs button,.tabs a{background:none;border:0;border-bottom:2px solid transparent;padding:8px 10px;cursor:pointer;color:var(--ink-2);font-weight:500;text-decoration:none}
.tabs button:hover,.tabs a:hover{color:var(--ink)}
.tabs [aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.save{margin-left:auto;color:var(--ink-3);font:12px var(--font-mono)}
@media (max-width:560px){.brand{flex:1}.save{margin-left:0}.tabs{order:3;width:100%}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--line-strong);background:var(--surface);cursor:pointer;font-weight:500;line-height:1.25;text-decoration:none;color:var(--ink)}
.btn:hover{border-color:var(--ink-3)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.1)}
.btn.quiet{border-color:transparent;background:transparent;color:var(--ink-2);padding:6px 8px}
.btn.quiet:hover{background:var(--well);color:var(--ink)}
.btn.sm{padding:5px 10px;font-size:13px}
.icon{display:inline-grid;place-items:center;width:28px;height:28px;flex:none;border:0;border-radius:6px;background:none;color:var(--ink-3);cursor:pointer}
.icon:hover{background:var(--well);color:var(--ink)}
.link{background:none;border:0;padding:0;color:var(--accent);cursor:pointer;text-decoration:underline;text-underline-offset:2px;text-align:left}

/* fields */
.field{display:grid;gap:5px;min-width:0}
.field>label,.lab{font-weight:600;font-size:14px}
.help{color:var(--ink-2);font-size:13px;max-width:68ch}
textarea,input[type=text],input[type=date],select{width:100%;min-width:0;background:var(--field);border:1px solid var(--line-strong);border-radius:8px;padding:9px 11px}
textarea{display:block;resize:vertical;min-height:4.4em;field-sizing:content}
textarea.one{min-height:2.6em}
textarea[readonly]{background:var(--well);color:var(--ink-2)}
::placeholder{color:var(--ink-3);opacity:1}
input[type=range]{width:100%;accent-color:var(--accent);margin:0}
input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px;margin:0;flex:none}
.slider{display:grid;gap:4px}
.slider output{font-size:13px;color:var(--ink-2)}
.slider output .rng{color:var(--ink-3)}
.slider output b{font:500 15px var(--font-mono);color:var(--ink);margin-right:6px}
.tick-row{display:flex;justify-content:space-between;font:11px var(--font-mono);color:var(--ink-3)}
.chk{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2)}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:640px){.grid2{grid-template-columns:1fr}}

/* home */
.page{display:grid;gap:28px;padding-block:28px 64px}
.page-head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:16px}
.page-head h1{font:500 32px/1.15 var(--font-display);letter-spacing:-.015em;text-wrap:balance}
.page-head p{color:var(--ink-2);max-width:62ch;margin-top:6px}
.path{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);border-radius:14px;background:var(--surface);overflow:hidden}
.path li{padding:16px;border-left:1px solid var(--line);display:grid;gap:4px;align-content:start}
.path li:first-child{border-left:0}
.path b{font:500 19px/1.2 var(--font-display)}
.path span{color:var(--ink-2);font-size:13px}
@media (max-width:820px){.path{grid-template-columns:1fr}.path li{border-left:0;border-top:1px solid var(--line)}.path li:first-child{border-top:0}}
.rule3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rule3 div{display:grid;gap:4px;align-content:start}
.rule3 p{color:var(--ink-2);font-size:14px}
@media (max-width:700px){.rule3{grid-template-columns:1fr}}
.qgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));gap:16px}
.qcard{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;gap:12px;align-content:start}
.qcard h2{font:500 22px/1.25 var(--font-display);text-wrap:balance}
.qcard h2 button{background:none;border:0;padding:0;font:inherit;color:inherit;text-align:left;cursor:pointer}
.qcard h2 button:hover{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px}
.qcard .next{font-size:14px;color:var(--ink-2)}
.qcard .next b{color:var(--ink);font-weight:600}
.qfoot{display:flex;flex-wrap:wrap;gap:4px 16px;color:var(--ink-3)}
.meter5{display:grid;grid-template-columns:repeat(5,1fr);gap:3px}
.meter5 span{height:6px;border-radius:3px;background:var(--accent-wash);overflow:hidden}
.meter5 i{display:block;height:100%;background:var(--accent)}
.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:999px;font:500 12px var(--font-mono);background:var(--well);color:var(--ink-2);white-space:nowrap}
.pill.warn{background:var(--warn-wash);color:var(--warn-ink)}
.pill.good{background:var(--good-wash);color:var(--good-ink)}
.attn{display:grid;gap:8px}
.attn h2,.sec-h{font:600 15px var(--font-ui)}
.attn ul,.plist{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.attn li,.plist li{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px;padding:12px 16px;border-top:1px solid var(--line)}
.attn li:first-child,.plist li:first-child{border-top:0}
.pmain{display:grid;gap:3px;min-width:0;flex:1 1 300px}
.pmeta{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center;color:var(--ink-3)}
.pact{display:flex;flex-wrap:wrap;gap:6px}
.backup{color:var(--ink-3);font-size:13px}
.empty{border:1px dashed var(--line-strong);border-radius:14px;padding:28px;text-align:left;color:var(--ink-2);display:grid;gap:12px;justify-items:start}

/* bench */
.bench-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 20px;align-items:start;padding-block:20px 18px}
.bench-head .back{grid-column:1/-1;justify-self:start}
textarea.title-input{font:500 28px/1.2 var(--font-display);letter-spacing:-.01em;border-color:transparent;background:transparent;padding:4px 6px;margin-left:-6px;min-height:0;resize:none}
.title-input:hover{border-color:var(--line)}
.title-input:focus{background:var(--field);border-color:var(--line-strong)}
.bench-meta{display:flex;flex-wrap:wrap;gap:4px 14px;color:var(--ink-3);margin-top:4px}
@media (max-width:640px){.bench-head{grid-template-columns:1fr}textarea.title-input{font-size:23px}}
.bench{display:grid;grid-template-columns:248px minmax(0,1fr);gap:24px;align-items:start;padding-bottom:64px}
.rail{position:sticky;top:calc(env(safe-area-inset-top,0px) + 72px);display:grid;gap:4px}
.step{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:8px 10px;border-radius:10px;border:1px solid transparent;background:transparent;cursor:pointer;min-width:0}
.step:hover{background:var(--well)}
.step.on{background:var(--surface);border-color:var(--line)}
.step-t{display:grid;line-height:1.3;min-width:0}
.step-t b{font-weight:600}
.step-t small{color:var(--ink-3);font:12px var(--font-mono)}
.ring{flex:none}
.ring text{font:600 12px var(--font-mono)}
.start{margin-top:12px;padding:14px 10px 0;border-top:1px solid var(--line);display:grid;gap:8px;font-size:13px;color:var(--ink-2)}
.start q{font:italic 400 16px/1.35 var(--font-display);color:var(--ink);quotes:"\201C" "\201D"}
@media (max-width:860px){
  .bench{grid-template-columns:1fr}
  .rail{position:static;grid-template-columns:repeat(3,minmax(0,1fr))}
  .step{flex-direction:column;text-align:center;gap:4px;padding:8px 4px;font-size:13px}
  .start{grid-column:1/-1}
}
.sheet{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px;min-width:0}
@media (max-width:640px){.sheet{padding:18px}}
.stage-head{display:grid;gap:10px;padding-bottom:24px}
.ask{font:500 30px/1.2 var(--font-display);letter-spacing:-.015em;text-wrap:balance}
.trap{color:var(--ink-2);font-size:14px;max-width:65ch}
.trap b{font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-right:8px}
.block{display:grid;gap:14px;padding-block:24px;border-top:1px solid var(--line);min-width:0}
.block-h{display:grid;gap:4px}
.block-h h3{font:600 16px var(--font-ui)}
.rows{display:grid;gap:10px}
.row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:start;background:var(--well);border-radius:10px;padding:12px}
.row-body{display:grid;gap:10px;min-width:0}
.row-meta{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center}
.row-meta select{width:auto;max-width:100%;flex:1 1 200px}
.seg{display:inline-flex;flex-wrap:wrap;border:1px solid var(--line-strong);border-radius:8px;overflow:hidden;background:var(--field)}
.seg button{border:0;border-left:1px solid var(--line-strong);background:none;padding:6px 12px;cursor:pointer;font-size:13px;color:var(--ink-2)}
.seg button:first-child{border-left:0}
.seg button.on{background:var(--accent-wash);color:var(--ink);font-weight:600}
.seg button.on.good{background:var(--good-wash);color:var(--good-ink)}
.seg button.on.warn{background:var(--warn-wash);color:var(--warn-ink)}
.seg button.on.bad{background:var(--bad-wash);color:var(--bad-ink)}
.summary{color:var(--ink-3)}
.checks ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.checks li{display:flex;gap:10px;align-items:flex-start;color:var(--ink-2)}
.checks li.done{color:var(--ink)}
.tickbox{flex:none;width:18px;height:18px;margin-top:2px;border-radius:50%;border:1.5px solid var(--line-strong);display:grid;place-items:center;color:var(--accent-ink)}
.done .tickbox{background:var(--accent);border-color:var(--accent)}
.checks label{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.checks label input{margin-top:3px}
.stage-nav{display:flex;justify-content:space-between;gap:12px;padding-top:20px;border-top:1px solid var(--line)}
.banner{background:var(--warn-wash);color:var(--warn-ink);border-radius:10px;padding:10px 14px;font-size:14px;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;margin-bottom:16px}

/* sessions */
.sess{border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;gap:10px;background:var(--surface)}
.sess-h{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;color:var(--ink-3)}
.sess-h .sp{flex:1}
.oep{margin:0;display:grid;gap:10px}
.oep div{display:grid;grid-template-columns:118px minmax(0,1fr);gap:4px 12px}
.oep dt{font:500 12px/1.9 var(--font-mono);letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}
.oep dd{margin:0;overflow-wrap:anywhere}
.oep .none{color:var(--ink-3);font-style:italic}
@media (max-width:560px){.oep div{grid-template-columns:1fr}}

/* competing explanations */
.scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px}
.row.tight{padding:6px 6px 6px 10px;align-items:center}
.mx-h{display:flex;gap:4px;align-items:flex-start}
.hgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:12px}
.hcard{background:var(--well);border-radius:10px;padding:12px;display:grid;gap:12px;align-content:start;min-width:0}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;font-size:13px;color:var(--ink-2)}
.share input{width:76px}
.marks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.marks li{display:grid;gap:6px;justify-items:start;font-size:14px;overflow-wrap:anywhere}
.verdict{background:var(--well);border-radius:10px;padding:12px 14px;font-size:14px;margin-top:10px}

/* thesis */
.prior{background:var(--well);border-radius:10px;padding:14px 16px;display:grid;gap:6px}
.prior q{font:italic 400 18px/1.35 var(--font-display);quotes:"\201C" "\201D"}
.conf{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}
@media (max-width:760px){.conf{grid-template-columns:1fr}}
.chart{position:relative;min-width:0}
.chart svg{display:block;max-width:100%;height:auto}
.chart .tk{font:11px var(--font-mono);fill:var(--ink-3)}
.chart .lbl{font:500 13px var(--font-mono);fill:var(--ink)}
.chart [data-tip]{cursor:default;outline:none}
.chart [data-tip]:focus-visible{stroke:var(--accent);stroke-width:2}
.loglist{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:13px;color:var(--ink-2)}
.loglist b{font:500 12.5px var(--font-mono);color:var(--ink);margin-right:8px}
.tcard{border:1px solid var(--line-strong);border-radius:12px;padding:20px;display:grid;gap:12px;background:var(--field)}
.tcard .state{font:500 22px/1.3 var(--font-display);text-wrap:pretty}
.tcard dl{margin:0;display:grid;gap:10px}
.tcard dt{font:500 12px var(--font-mono);letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}
.tcard dd{margin:2px 0 0;overflow-wrap:anywhere}
.tcard ul{margin:0;padding-left:18px}

/* predictions page */
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
@media (max-width:760px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;gap:2px;align-content:start}
.tile .v{font:600 28px/1.15 var(--font-ui)}
.tile .l{color:var(--ink-2);font-size:13px}
.tile .n{color:var(--ink-3);font-size:12px}
.two{display:grid;grid-template-columns:minmax(0,440px) minmax(0,1fr);gap:28px;align-items:start}
@media (max-width:900px){.two{grid-template-columns:1fr}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;gap:12px;min-width:0}
.tbl{border-collapse:collapse;width:100%;font-size:13px}
.tbl th,.tbl td{text-align:left;padding:6px 8px;border-top:1px solid var(--line);font-variant-numeric:tabular-nums}
.tbl thead th{border-top:0;color:var(--ink-3);font-weight:500}
details>summary{cursor:pointer;color:var(--ink-2);font-size:13px}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}

/* dialog, toast, tooltip */
dialog{border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--ink);padding:0;width:min(640px,calc(100vw - 24px));max-height:calc(100dvh - 24px)}
dialog::backdrop{background:var(--scrim)}
.dlg{display:grid;gap:16px;padding:22px}
.dlg header{display:flex;justify-content:space-between;align-items:start;gap:12px}
.dlg h2{font:500 24px/1.2 var(--font-display)}
.dlg footer{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.dlg .err{color:var(--bad-ink);font-size:13px}
.oep-in{display:grid;gap:14px;padding:14px;background:var(--well);border-radius:10px}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(env(safe-area-inset-bottom,0px) + 20px);z-index:40;background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:10px;display:flex;gap:14px;align-items:center;max-width:calc(100vw - 32px);font-size:14px}
.toast button{background:none;border:0;color:inherit;font-weight:600;text-decoration:underline;cursor:pointer;padding:0}
.tip{position:fixed;z-index:50;background:var(--ink);color:var(--bg);padding:6px 9px;border-radius:6px;font-size:12px;line-height:1.35;max-width:240px;pointer-events:none}
@media (prefers-reduced-motion:no-preference){.btn,.step,.seg button{transition:background-color .12s,border-color .12s}}

/* ============================ process page ============================ */
.proc{display:grid;gap:60px;padding-block:40px 88px}
.proc-hero{display:grid;gap:16px;justify-items:start;max-width:780px}
.proc-hero h1{font:500 clamp(32px,5.2vw,48px)/1.08 var(--font-display);letter-spacing:-.02em;text-wrap:balance}
.lede{font-size:17px;line-height:1.55;color:var(--ink-2);max-width:62ch}
.psec{display:grid;gap:18px;min-width:0}
.psec>h2{font:500 28px/1.2 var(--font-display);letter-spacing:-.01em;text-wrap:balance}
.psec>p{color:var(--ink-2);max-width:68ch}
.psec code{font:13px var(--font-mono);background:var(--well);padding:1px 5px;border-radius:4px}
.fig{margin:0;display:grid;gap:12px;min-width:0}
.fig figcaption{color:var(--ink-3);font-size:13px;max-width:72ch}
.plain{margin:0;padding-left:20px;color:var(--ink-2);display:grid;gap:4px;max-width:68ch}

/* the five stages */
.flow-start{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:14px;color:var(--ink-2)}
.flow{list-style:none;margin:0;padding:0;display:flex;align-items:stretch}
.node{flex:1 1 0;min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;display:grid;gap:4px;align-content:start;font-size:13px;color:var(--ink-2)}
.node b{font:500 20px/1.2 var(--font-display);color:var(--ink)}
.node .q{color:var(--ink);font-size:14px;margin-bottom:6px}
.node .k{font:500 11px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-top:6px}
.arr{flex:none;width:26px;display:grid;place-items:center;color:var(--ink-3)}
.loopback{position:relative;height:24px;margin-inline:10%;border:1.5px solid var(--line-strong);border-top:0;border-radius:0 0 14px 14px}
.loopback::before{content:"";position:absolute;left:-6.5px;top:-9px;border:6px solid transparent;border-bottom-color:var(--line-strong)}
.loop-label{text-align:center;font-size:13px;color:var(--ink-2);max-width:60ch;margin-inline:auto}
@media (max-width:900px){
  .flow{flex-direction:column}
  .arr{width:auto;height:26px}
  .arr svg{transform:rotate(90deg)}
  .loopback{display:none}
  .loop-label{text-align:left;margin-inline:0}
}

/* the session loop */
.duo{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:center}
@media (max-width:820px){.duo{grid-template-columns:1fr}}
#ring{color:var(--ink-3)}
.chart .node-n{font:500 11px var(--font-mono);fill:var(--ink-3)}
.chart .node-t{font:600 12.5px var(--font-ui);fill:var(--ink)}
.legend{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13px;color:var(--ink-2)}
.legend li{display:flex;align-items:center;gap:8px}
.sw{width:14px;height:14px;border-radius:50%;border:1.5px solid var(--line-strong);background:var(--surface);flex:none}
.sw.on{border-color:var(--accent);background:var(--accent-wash)}

/* the likelihood scale */
.scale{display:flex;gap:2px;height:22px}
.scale span{display:block;min-width:0}
.scale span:first-child{border-radius:6px 0 0 6px}
.scale span:last-child{border-radius:0 6px 6px 0}
.scale-ticks{position:relative;height:16px;color:var(--ink-3)}
.scale-ticks span{position:absolute;top:0;transform:translateX(-50%);font-size:11px}
.scale-ticks .first{transform:none}
.scale-ticks .last{transform:translateX(-100%)}
.bands{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px 16px;font-size:14px}
.bands li{display:flex;gap:8px;align-items:center}
.bands i{width:12px;height:12px;border-radius:3px;flex:none}
.bands .mono{color:var(--ink-3)}

/* traditions and method notes */
.trad{border-collapse:collapse;width:100%;min-width:780px;font-size:13px}
.trad th,.trad td{border-top:1px solid var(--line);border-left:1px solid var(--line);padding:10px 12px;vertical-align:top;text-align:left;font-weight:400}
.trad tr>*:first-child{border-left:0}
.trad thead th{border-top:0;background:var(--well);font-weight:600}
.trad tbody th{font-weight:600;width:17%}
.trad td span{display:block}
.trad td span+span{margin-top:6px}
.methods{display:grid}
.prose{max-width:70ch;display:grid;gap:12px;color:var(--ink-2)}
.prose b{color:var(--ink)}
.mstage{display:grid;gap:12px;padding-block:24px;border-top:1px solid var(--line)}
.mstage h3{font:500 22px/1.2 var(--font-display)}
.mlist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:18px 28px}
.mlist li{display:grid;gap:3px;align-content:start}
.mlist .from{color:var(--ink-3)}
.mlist p{font-size:14px;color:var(--ink-2)}