body{margin:0}
[hidden]{display:none!important}

:root{
  --ground:#EEF0F5; --panel:#FFFFFF; --ink:#141824; --muted:#5B6275; --line:#D6DAE4;
  --jev:#2340F0; --jev-soft:#E3E8FF; --llm:#B86A00; --llm-soft:#FBEBD2;
  --good:#1D8A55; --warn:#C0392B; --track:#E6E9F0;
  --display:"Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --body:"IBM Plex Sans", "Helvetica Neue", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0D1019; --panel:#161A26; --ink:#E9ECF5; --muted:#9AA1B5; --line:#2A3042;
    --jev:#7C8FFF; --jev-soft:#1D2550; --llm:#F0A63A; --llm-soft:#3A2A12;
    --good:#4CC98A; --warn:#FF7A6B; --track:#232838;
  }
}
:root[data-theme="dark"]{
  --ground:#0D1019; --panel:#161A26; --ink:#E9ECF5; --muted:#9AA1B5; --line:#2A3042;
  --jev:#7C8FFF; --jev-soft:#1D2550; --llm:#F0A63A; --llm-soft:#3A2A12;
  --good:#4CC98A; --warn:#FF7A6B; --track:#232838;
}
*{box-sizing:border-box}
body{background:var(--ground);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.5}
.wrap{max-width:1080px;margin:0 auto;padding-inline:20px;padding-block:28px 60px}
header{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px 24px;margin-bottom:22px}
h1 .hs{display:block;margin-top:10px;font-size:clamp(18px,2.6vw,26px);font-weight:600;letter-spacing:-.01em;color:var(--ink)}
h1 .hj{color:var(--jev)} h1 .hl{color:var(--llm)} h1 .hv{color:var(--muted);font-weight:500}
h1{font-family:var(--display);font-weight:800;font-size:clamp(36px,6vw,58px);line-height:.95;letter-spacing:-.02em;margin:0;text-wrap:balance}
.lede{color:var(--muted);max-width:56ch;margin:10px 0 0}
.lede .j{color:var(--jev);font-weight:600} .lede .l{color:var(--llm);font-weight:600}
.demo-pill{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;border:1px dashed var(--muted);color:var(--muted);padding:5px 10px;border-radius:999px;white-space:nowrap}
.boot-note{margin:0 0 18px;background:color-mix(in srgb,var(--warn) 10%,var(--panel));border:1px solid color-mix(in srgb,var(--warn) 45%,var(--line));border-radius:10px;padding:10px 12px;font-size:13.5px}
/* theme picker */
.themes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}
@media (max-width:700px){.themes{grid-template-columns:1fr}}
.theme{all:unset;box-sizing:border-box;cursor:pointer;background:var(--panel);border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;grid-template-columns:auto 1fr;gap:2px 12px;align-items:center}
.theme .em{font-size:28px;grid-row:span 2}
.theme .nm{font-family:var(--display);font-weight:700;font-size:19px;line-height:1.15}
.theme .bl{color:var(--muted);font-size:13px;line-height:1.35}
.theme:hover{border-color:var(--muted)}
.theme[aria-pressed="true"]{border-color:var(--ink);box-shadow:0 0 0 1.5px var(--ink) inset}
.theme:focus-visible{outline:2px solid var(--jev);outline-offset:2px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:22px}
.tab{font:600 15px var(--body);background:none;border:0;color:var(--muted);padding:10px 14px;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px}
.tab[aria-selected="true"]{color:var(--ink);border-color:var(--ink)}
.tab:focus-visible,button:focus-visible,textarea:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--jev);outline-offset:2px}
.label{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
textarea,input,select{font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px 12px;width:100%}
textarea{resize:vertical;min-height:104px;font-size:16px}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chip{font:500 13px var(--body);border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:999px;padding:5px 12px;cursor:pointer}
.chip:hover{border-color:var(--ink)}
.btn{font:600 15px var(--body);border:0;border-radius:8px;padding:11px 18px;cursor:pointer;background:var(--ink);color:var(--ground)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn:disabled{opacity:.45;cursor:default}
.setup{display:grid;gap:14px;margin-bottom:22px}
.qgrid{display:grid;grid-template-columns:160px 1fr;gap:10px}
@media (max-width:560px){.qgrid{grid-template-columns:1fr}}
.duel{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:760px){.duel{grid-template-columns:1fr}}
/* Arena: header, stats, status, flags and the rest share rows across both lanes, so the
   times, stats and flags line up. */
.lane-rest{display:grid;gap:12px;align-content:start}
.arena-duel .lane-head{flex-wrap:nowrap;align-items:flex-start}
.arena-duel .lane-pick{min-width:0}
.arena-duel .clock{flex:none}
@media (min-width:761px){
  .arena-duel{grid-template-rows:repeat(5,auto);row-gap:0}
  .arena-duel>.lane{display:grid;grid-row:span 5;grid-template-rows:subgrid;row-gap:12px;align-content:start}
}
/* Fed site on a wide screen: video on the left, Jev and the chat model stacked on the right. */
@media (min-width:1100px){
  body.wide .wrap{max-width:1440px}
  #live.with-media{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(380px,1fr);column-gap:24px;align-items:start}
  #live.with-media #media{display:contents}
  #live.with-media .srcbar,#live.with-media .src-panel{grid-column:1/-1}
  #live.with-media .stage,#live.with-media .media-controls,#live.with-media .next-note,#live.with-media #type-panel{grid-column:1}
  #live.with-media .stage{max-width:none}
  #live.with-media .live-duel{grid-column:2;grid-row:3/span 20;grid-template-columns:1fr;grid-template-rows:none;row-gap:16px}
  #live.with-media .live-duel>.lane{display:grid;grid-row:auto;grid-template-rows:none;min-height:0;grid-template-columns:minmax(0,2.2fr) minmax(0,1fr);column-gap:14px;row-gap:10px;padding:14px 16px;align-items:start}
  #live.with-media .lane-head,#live.with-media .lane-foot{grid-column:1/-1}
  #live.with-media .spark{grid-column:1}
  #live.with-media .meters{grid-column:2;gap:5px;align-self:center}
  #live.with-media .spark[hidden]+.meters{grid-column:1/-1}
  #live.with-media .meter{gap:2px}
  #live.with-media .meter-top{font-size:11.5px;font-weight:500}
  #live.with-media .meter .t{height:6px}
  #live.with-media .lane-foot{padding-top:8px;gap:4px}
  #live.with-media .lag{min-height:0}
}
/* Live Meter side by side: header, chart, meters and footer share rows across both lanes,
   so the two charts and each stance row line up for easy comparison. */
@media (min-width:761px){
  .live-duel{grid-template-rows:repeat(4,auto);row-gap:0}
  .live-duel>.lane{display:grid;grid-row:span 4;grid-template-rows:subgrid;row-gap:12px;align-content:start}
}
.lane{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:12px;min-height:260px;min-width:0}
.lane.jev{border-top:4px solid var(--jev)} .lane.llm{border-top:4px solid var(--llm)}
.lane-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px;flex-wrap:wrap}
.lane-name{font-family:var(--display);font-weight:700;font-size:22px}
.jev .lane-name{color:var(--jev)} .llm .lane-name{color:var(--llm)}
.clock{font-family:var(--mono);font-size:28px;font-weight:600;font-variant-numeric:tabular-nums}
.stats{display:flex;flex-wrap:wrap;gap:6px 18px;font-family:var(--mono);font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.stats b{color:var(--ink);font-weight:600}
pre.out{font-family:var(--mono);font-size:12.5px;background:var(--ground);border-radius:8px;padding:12px;margin:0;white-space:pre-wrap;word-break:break-word;min-height:70px}
.parse{font-family:var(--mono);font-size:12.5px;padding:4px 8px;border-radius:6px;align-self:flex-start}
.parse.ok{background:color-mix(in srgb,var(--good) 15%,transparent);color:var(--good)}
.parse.bad{background:color-mix(in srgb,var(--warn) 15%,transparent);color:var(--warn)}
.bars{display:grid;gap:6px}
.bar{display:grid;grid-template-columns:minmax(80px,40%) 1fr 44px;gap:8px;align-items:center;font-size:13px}
.bar .t{height:10px;background:var(--track);border-radius:5px;overflow:hidden}
.bar .f{height:100%;border-radius:5px;transition:width .12s ease-out}
.jev .f{background:var(--jev)} .llm .f{background:var(--llm)}
.bar .v{font-family:var(--mono);font-size:12px;text-align:right;font-variant-numeric:tabular-nums}
.runs{display:flex;flex-wrap:wrap;gap:5px}
.run{font-family:var(--mono);font-size:12px;padding:3px 7px;border-radius:5px;font-variant-numeric:tabular-nums}
.jev .run{background:var(--jev-soft);color:var(--jev)}
.llm .run{background:var(--llm-soft);color:var(--llm)}
.llm .run.bad{background:color-mix(in srgb,var(--warn) 15%,transparent);color:var(--warn)}
/* share card */
.card{margin-top:18px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px;display:grid;grid-template-columns:auto 1fr;gap:4px 16px;align-items:center}
.card .big{font-family:var(--display);font-weight:800;font-size:clamp(40px,7vw,64px);line-height:1;color:var(--jev);grid-row:span 2;font-variant-numeric:tabular-nums}
.card .what{font-family:var(--display);font-weight:700;font-size:19px;line-height:1.2}
.card .sub{color:var(--muted);font-size:14px}
@media (max-width:520px){.card{grid-template-columns:1fr}.card .big{grid-row:auto}}
.disclaimer{color:var(--muted);font-size:13px;margin-top:10px}
.legal{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;max-width:78ch}
.legal h2{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;margin:0 0 10px;color:var(--ink)}
.legal ul{margin:0;padding-left:18px;display:grid;gap:6px}
.legal b{color:var(--ink);font-weight:600}
.caret::after{content:"▍";animation:blink 1s steps(1) infinite;color:var(--llm)}
@keyframes blink{50%{opacity:0}}
/* live meter */
.meters{display:grid;gap:14px}
.meter{display:grid;gap:4px}
.meter-top{display:flex;justify-content:space-between;gap:8px;font-size:14px;font-weight:500}
.meter-top span:last-child{font-family:var(--mono);font-variant-numeric:tabular-nums}
.meter .t{height:14px;background:var(--track);border-radius:7px;overflow:hidden;position:relative}
.meter .f{height:100%;transition:width .15s ease-out;border-radius:7px}
.meter.centered .t::after{content:"";position:absolute;left:50%;top:-2px;bottom:-2px;width:2px;background:var(--muted);opacity:.6}
.lag{font-family:var(--mono);font-size:12px;color:var(--muted);min-height:36px}
.lag q{color:var(--ink)}
.behind{color:var(--warn);font-weight:600}
.spin{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--llm);margin-right:6px;animation:pulse 1s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}
.spark{display:grid;gap:4px}
.spark svg{width:100%;height:auto;display:block}
.spark .axis{font-family:var(--mono);font-size:9px;fill:var(--muted)}
.spark .mid{stroke:var(--line);stroke-dasharray:3 3}
.spark .frame{fill:var(--ground)}
.jev .spark .ln{stroke:var(--jev)} .llm .spark .ln{stroke:var(--llm)}
.jev .spark .dot{fill:var(--jev)} .llm .spark .dot{fill:var(--llm)}
.spark .ln{fill:none;stroke-width:2.2;stroke-linejoin:round;stroke-linecap:round}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important}}

.muted{color:var(--muted)}
.ends{display:flex;justify-content:space-between;gap:12px;margin-top:10px}
.end{display:grid;justify-items:center;gap:2px;flex:1;padding:8px 6px;border-radius:12px;border:1.5px solid transparent;font-size:14px;font-weight:600;color:var(--muted);opacity:.4;filter:grayscale(.7);transition:opacity .2s,filter .2s}
.end.on{opacity:1;filter:none;color:var(--ink);border-color:var(--ink);background:var(--ground)}
.end .emo{font-size:48px;line-height:1.1}
@media (prefers-reduced-motion: reduce){.end{transition:none}}
.lane-pick{display:grid;gap:4px;justify-items:start}
.pick-row{display:flex;flex-wrap:nowrap;gap:8px;align-items:center;max-width:100%}
.pick-row #ml-rec{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pick-row .keys-open{flex:none;white-space:nowrap;font-size:11.5px;padding:3px 9px;line-height:1.3}
#ml-detail{margin-top:2px}
.lane-foot{display:grid;gap:6px;margin-top:4px;padding-top:10px;border-top:1px solid var(--line)}
.lane-foot .why-keys{margin-top:0}
.keys-row{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center;margin-top:2px}
.why-keys{font-size:12.5px;line-height:1.35;color:var(--muted);max-width:44ch;margin-top:2px}
.keys-open{font-size:12.5px;padding:3px 10px}
.selwrap{position:relative;display:inline-block}
.selwrap::after{content:"▾";position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--llm);pointer-events:none;font-size:18px;line-height:1}
.lane-select{appearance:none;-webkit-appearance:none;width:auto;border:2px solid var(--llm);border-radius:10px;background:var(--panel);color:var(--llm);font-size:20px;padding:7px 38px 7px 12px;cursor:pointer;box-shadow:0 1px 0 color-mix(in srgb,var(--llm) 35%,transparent)}
.lane-select:hover{background:var(--llm-soft)}
.lane-select:disabled{cursor:default;opacity:.6}
.model-detail{font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.status{font-family:var(--mono);font-size:12px;color:var(--muted);min-height:18px}
.err{color:var(--warn)}
.standard{margin-top:28px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.standard summary{cursor:pointer;font-weight:600}
.std-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}
@media (max-width:760px){.std-grid{grid-template-columns:1fr}}
.std-grid pre{font-family:var(--mono);font-size:11.5px;background:var(--ground);border-radius:8px;padding:10px;margin:6px 0 0;white-space:pre-wrap;word-break:break-word;max-height:360px;overflow:auto}
.theme:disabled{opacity:.5;cursor:default}

.srcbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.src{font:600 14px var(--body);border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:999px;padding:7px 14px;cursor:pointer}
.src[aria-selected="true"]{background:var(--ink);color:var(--ground);border-color:var(--ink)}
.src-panel{display:grid;gap:10px;margin-bottom:16px}
.hint{color:var(--muted);font-size:13.5px;margin:0;max-width:80ch}
.vgrid{display:grid;grid-template-columns:2fr 1fr;gap:10px}
@media (max-width:640px){.vgrid{grid-template-columns:1fr}}
input[type=file]{padding:8px}
.paste summary{cursor:pointer;font-size:13.5px;color:var(--muted)}
.paste textarea{margin-top:6px;font-family:var(--mono);font-size:12.5px}
.stage{background:#0B0E16;border-radius:12px;overflow:hidden;margin-bottom:18px;max-width:880px}
.screen{aspect-ratio:16/9;max-width:100%;position:relative;background:#0B0E16}
.screen iframe,.screen video{position:absolute;inset:0;width:100%;height:100%;border:0}
.podium{position:absolute;inset:0;display:grid;place-content:center;text-align:center;color:#C9D0E4;gap:8px;padding:16px}
.podium .ttl{font-family:var(--display);font-size:clamp(18px,3vw,28px);font-weight:700;color:#fff}
.podium .clk{font-family:var(--mono);font-size:14px;color:#8B93AB}
.caption .who{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#8B93AB;display:block}
.caption.skip{color:#A7AFC4}
.screen video-js{position:absolute;inset:0;width:100%;height:100%}
.sync{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.sync b{font-family:var(--mono);color:var(--ink);min-width:44px;text-align:center}
.next-note{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin:-8px 0 16px;min-height:18px}
.flags{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.flag{display:grid;justify-items:center;gap:2px;padding:14px 8px;border-radius:12px;border:1.5px solid var(--line);opacity:.45;filter:grayscale(.6);transition:opacity .2s,filter .2s}
.flag.win{opacity:1;filter:none;border-color:var(--ink);background:var(--ground)}
.flag .icon{width:72px;height:72px;display:grid;place-items:center}
.flag .icon svg{width:72px;height:72px}
.flag .emo{font-size:58px;line-height:1}
.flag .pct{font-family:var(--display);font-weight:800;font-size:clamp(30px,5vw,42px);line-height:1.05;font-variant-numeric:tabular-nums}
.flag .flag-label{font-size:13.5px;font-weight:600;color:var(--muted)}
@media (prefers-reduced-motion: reduce){.flag{transition:none}}
.caption{min-height:58px;padding:12px 16px;color:#fff;font-size:17px;line-height:1.4;background:#141926;text-align:center}
dialog#keys{border:1px solid var(--line);border-radius:14px;padding:0;max-width:560px;width:calc(100% - 32px);background:var(--panel);color:var(--ink)}
dialog#keys::backdrop{background:rgba(10,12,20,.55)}
.keys-form{display:grid;gap:12px;padding:20px}
.keys-form h2{font-family:var(--display);margin:0;font-size:22px}
.keys-grid{display:grid;grid-template-columns:auto 1fr;gap:8px 12px;align-items:center}
@media (max-width:520px){.keys-grid{grid-template-columns:1fr}}
.keys-grid label{font-size:13.5px;font-weight:500}
.check{display:flex;gap:8px;align-items:flex-start;font-size:13.5px}
.check input{width:auto;margin-top:3px}
.paidtag{font-family:var(--mono);font-size:11px;color:var(--muted)}