:root{
  --paper:#f2f5f7; --surface:#ffffff; --ink:#0d2137; --ink-2:#44586b; --ink-3:#6b7d8e; --line:#d3dde4; --line-2:#e6edf1;
  --teal:#0e7c8b; --teal-ink:#0a5a66; --plum:#8e2f6b; --amber:#f2a900; --focus:#1b6ef3;
  --seq-best:#0b4f5c; --seq-worst:#dcecee; --div-a:#0e7c8b; --div-b:#8e2f6b; --div-mid:#eceff1; --nodata:#e3e9ed; --ocean:#e9f0f4;
  --pt:rgba(14,124,139,.72); --pt-stroke:#fff; --shadow:0 1px 0 rgba(13,33,55,.04),0 8px 24px -12px rgba(13,33,55,.18);
  --display:'Bricolage Grotesque','Avenir Next','Segoe UI',system-ui,sans-serif; --body:'IBM Plex Sans','Segoe UI',system-ui,-apple-system,sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){
  --paper:#0a1621; --surface:#102232; --ink:#e7eff4; --ink-2:#a9bccb; --ink-3:#7e92a3; --line:#25394a; --line-2:#1b2f3f;
  --teal:#4fc1cf; --teal-ink:#7fd6e0; --plum:#d77ab4; --amber:#ffc43d; --focus:#79a8ff;
  --seq-best:#8fe0ea; --seq-worst:#17394a; --div-a:#4fc1cf; --div-b:#d77ab4; --div-mid:#223645; --nodata:#1a2d3b; --ocean:#0c1b27;
  --pt:rgba(79,193,207,.7); --pt-stroke:#102232; --shadow:0 1px 0 rgba(0,0,0,.2),0 10px 28px -14px rgba(0,0,0,.6);}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.55 var(--body);font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.12;margin:0;letter-spacing:-.01em}
a{color:var(--teal-ink)} a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 12px;border-radius:6px;z-index:50}.skip:focus{left:8px}
.muted{color:var(--ink-2)} .small{font-size:.875rem}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(16px,calc((100vw - 1280px)/2 + 16px));border-bottom:1px solid var(--line);background:var(--surface);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font:700 1.15rem var(--display);letter-spacing:-.01em}
.top nav{display:flex;gap:4px;flex-wrap:wrap}
.top nav a{padding:7px 12px;border-radius:8px;text-decoration:none;color:var(--ink-2);font-weight:500;font-size:.95rem}
.top nav a:hover{background:var(--line-2);color:var(--ink)}
.top nav a[aria-current=page]{background:var(--ink);color:var(--paper)}
main{max-width:1280px;margin:0 auto;padding:20px 16px 56px;outline:none}
.loading{padding:80px 0;text-align:center;color:var(--ink-2)}

/* controls */
.controls{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:end;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field label,.field .lbl{font-size:.8rem;font-weight:600;color:var(--ink-2)}
select,input[type=search],input[type=text],input[type=number],input[type=password],textarea{font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:9px 12px;min-height:42px;max-width:100%}
select{padding-right:30px}
select:hover,input:hover,textarea:hover{border-color:var(--ink-3)}
.field.grow{flex:1 1 220px}
.btn{font:600 .92rem var(--body);color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:9px 14px;min-height:42px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;text-decoration:none}
.btn:hover{border-color:var(--ink-3);background:var(--line-2)}
.btn.primary{background:var(--ink);color:var(--paper);border-color:var(--ink)}.btn.primary:hover{opacity:.9;background:var(--ink)}
.btn.danger{color:#b3261e;border-color:#e6b9b5}
.btn.sm{min-height:34px;padding:5px 10px;font-size:.85rem}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.swap{align-self:end}
.check{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--teal)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:center;padding:36px 4px 28px}
.hero h1{font-size:clamp(1.7rem,3.4vw,2.8rem);max-width:24ch;text-wrap:balance}
.hero .sub{margin:14px 0 0;color:var(--ink-2);max-width:62ch}
.hero .share{margin-top:18px}
.dial{width:100%;max-width:320px;justify-self:center}
.dial text{font-family:var(--body)}
.dial .r{font:700 40px var(--display);fill:var(--ink)}
.dial .band{font:600 12.5px var(--body);fill:var(--ink-2)}

/* plate */
.plate{align-items:start;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px;margin-top:8px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);min-width:0}
.card-h{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;justify-content:space-between;padding:14px 16px 6px}
.card-h h2{font-size:1.1rem}
.card-b{padding:6px 12px 14px}
.card-f{padding:10px 16px 14px;border-top:1px solid var(--line-2);font-size:.9rem;color:var(--ink-2)}
.tabs{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--paper)}
.tabs button{font:500 .85rem var(--body);color:var(--ink-2);background:none;border:0;padding:7px 11px;cursor:pointer;min-height:34px}
.tabs button[aria-pressed=true]{background:var(--ink);color:var(--paper)}
#scatter,#map{width:100%}
#scatter svg,#map svg{display:block;width:100%;height:auto}
.axis text{font:12px var(--body);fill:var(--ink-3)} .axis line,.axis path{stroke:var(--line)}
.grid line{stroke:var(--line-2)} .grid path{display:none}
.ax-title{font:600 12.5px var(--body);fill:var(--ink-2)}
.pt{cursor:pointer} .pt:hover{stroke:var(--ink);stroke-width:2}
.pt-lbl{font:500 11px var(--body);fill:var(--ink-2);paint-order:stroke;stroke:var(--surface);stroke-width:3px;pointer-events:none}
.pt-lbl.sel{font:700 13px var(--body);fill:var(--ink)}
.trend{stroke:var(--plum);stroke-width:2.5;fill:none}
.corner{font:500 11.5px var(--body);fill:var(--ink-3)}
.ctry{stroke:var(--surface);stroke-width:.4;cursor:pointer;transition:fill .25s}
.ctry:hover{stroke:var(--ink);stroke-width:1.2}
.ctry.sel,.mk.sel{stroke:var(--ink);stroke-width:1.8}
.ctry.off{pointer-events:none}
.mk{stroke:var(--surface);stroke-width:.8;cursor:pointer}
.sea{fill:var(--ocean)}
.legend{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--ink-2);padding:0 16px 12px;flex-wrap:wrap}
.legend .bar{height:10px;width:180px;border-radius:5px;border:1px solid var(--line)}
.zoom{position:absolute;right:10px;top:10px;display:flex;flex-direction:column;gap:4px}
.zoom button{width:32px;height:32px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:600 16px var(--body);cursor:pointer}
.mapwrap{position:relative}
.sel-card{display:grid;grid-template-columns:1fr auto;gap:2px 16px;align-items:baseline}
.sel-card strong{font:700 1.05rem var(--display);color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.chip{font-size:.78rem;padding:2px 8px;border-radius:99px;background:var(--line-2);color:var(--ink-2)}
.outliers{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px}
.outliers h3{font:600 .85rem var(--body);color:var(--ink)}
.outliers ul{list-style:none;margin:4px 0 0;padding:0}
.outliers button{all:unset;cursor:pointer;color:var(--teal-ink);text-decoration:underline;text-underline-offset:3px}
.outliers button:focus-visible{outline:3px solid var(--focus)}

/* table */
.section{margin-top:28px}
.section>h2{font-size:1.5rem;margin:0 0 4px}
.section>.lead{margin:0 0 14px;color:var(--ink-2);max-width:70ch}
.tools{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:end;padding:12px 14px;border-bottom:1px solid var(--line-2)}
.tablewrap{overflow:auto;max-height:640px;border-radius:0 0 14px 14px}
table.rank{border-collapse:separate;border-spacing:0;font-size:.85rem;width:max-content;min-width:100%}
.rank th,.rank td{padding:6px 9px;border-bottom:1px solid var(--line-2);text-align:right;white-space:nowrap}
.rank thead th{position:sticky;top:0;background:var(--surface);z-index:2;font-weight:600;color:var(--ink-2);text-align:right;vertical-align:bottom;max-width:92px;white-space:normal;line-height:1.2;border-bottom:1px solid var(--line)}
.rank th:first-child,.rank td:first-child{position:sticky;left:0;text-align:left;background:var(--surface);z-index:1;min-width:170px;font-weight:600;border-right:1px solid var(--line)}
.rank thead th:first-child{z-index:3}
.rank th button{all:unset;cursor:pointer;display:block;width:100%;text-align:inherit}
.rank th button:hover{color:var(--ink)} .rank th button:focus-visible{outline:3px solid var(--focus)}
.rank th.sorted{color:var(--ink);box-shadow:inset 0 -3px 0 var(--ink)}
.rank th.isA{box-shadow:inset 0 -3px 0 var(--teal)} .rank th.isB{box-shadow:inset 0 -3px 0 var(--plum)}
.rank td.isA{background-image:linear-gradient(rgba(14,124,139,.07),rgba(14,124,139,.07))} .rank td.isB{background-image:linear-gradient(rgba(142,47,107,.07),rgba(142,47,107,.07))}
.rank td .c{display:inline-block;min-width:34px;padding:1px 6px;border-radius:5px}
.rank tr.sel td{outline:2px solid var(--amber);outline-offset:-2px}
.rank tr:hover td:not(:first-child){background-color:var(--line-2)}
.rank td.na{color:var(--ink-3)}
.rank td:first-child button{all:unset;cursor:pointer}
.rank td:first-child button:focus-visible{outline:3px solid var(--focus)}
.count{font-size:.85rem;color:var(--ink-2);margin-left:auto}

/* notes */
.notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.note{padding:16px}.note h3{font-size:1.05rem;margin-bottom:6px}
.note dl{margin:10px 0 0;display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:.9rem}
.note dt{color:var(--ink-3)} .note dd{margin:0;overflow-wrap:anywhere}
.prose{max-width:72ch}.prose p{margin:.7em 0}
.explain{padding:16px;max-width:none}.explain p{margin:.5em 0;max-width:78ch}

/* matrix + about */
.mx-wrap{overflow:auto;padding:8px}
.mx-cell{cursor:pointer}.mx-cell:hover{stroke:var(--ink);stroke-width:2}
.mx-lbl{font:11px var(--body);fill:var(--ink-2)}
.pairs{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pairs ol{margin:8px 0 0;padding-left:1.4em}.pairs li{margin:.2em 0}
.pairs a{text-decoration:none;color:var(--ink)}.pairs a:hover{text-decoration:underline}
.rv{font-weight:700;margin-left:6px}
table.plain{border-collapse:collapse;width:100%;font-size:.9rem}
.plain th,.plain td{padding:9px 12px;border-bottom:1px solid var(--line-2);text-align:left;vertical-align:top}
.plain th{font-weight:600;color:var(--ink-2);background:var(--surface);position:sticky;top:0}

/* share */
.share{display:flex;flex-wrap:wrap;gap:6px}
.share-slot{display:inline-flex}
.sbtn{display:inline-flex;align-items:center;padding:4px 10px;border-radius:99px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:500 .8rem var(--body);cursor:pointer;text-decoration:none;min-height:30px}
.sbtn:hover{border-color:var(--ink);background:var(--line-2)}
.sbtn svg{width:16px;height:16px;flex:none}
.sbtn[data-placeholder=true]{border-style:dashed;color:var(--ink-2)}
.foot{border-top:1px solid var(--line);background:var(--surface);margin-top:24px}
.foot-inner{max-width:1280px;margin:0 auto;padding:24px 16px;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between}
.foot p{margin:4px 0}

.tip{position:fixed;z-index:60;pointer-events:none;background:var(--ink);color:var(--paper);padding:8px 11px;border-radius:9px;font-size:.82rem;line-height:1.4;max-width:260px;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.tip b{display:block;font-size:.9rem}
dialog{border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--ink);padding:0;width:min(1200px,96vw);max-height:94vh}
dialog::backdrop{background:rgba(5,15,25,.6)}
.dlg-head{display:flex;gap:16px;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.dlg-head h2{flex:1;font-size:1.1rem}
#expandChart{padding:8px 12px 16px;overflow:auto;max-height:calc(94vh - 80px)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:10px;z-index:70}

@media (max-width:980px){.hero{grid-template-columns:1fr}.dial{justify-self:start}.plate{grid-template-columns:1fr}.notes,.pairs,.outliers{grid-template-columns:1fr}}
@media (max-width:560px){.top{flex-direction:column;align-items:flex-start}.controls{padding:12px}.field{flex:1 1 100%}.swap{width:100%;justify-content:center}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important;animation:none!important}}
@media print{.top,.controls,.foot,.zoom,.share{display:none}body{background:#fff}}