@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:400;src:url(/arcadebench/assets/hanken-grotesk-latin-400-normal-BG6hkEXj.woff2)format("woff2"),url(/arcadebench/assets/hanken-grotesk-latin-400-normal-CjyVwvJV.woff)format("woff")}@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:500;src:url(/arcadebench/assets/hanken-grotesk-latin-500-normal-DrDcrrxK.woff2)format("woff2"),url(/arcadebench/assets/hanken-grotesk-latin-500-normal-Bo-NxEKf.woff)format("woff")}@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:700;src:url(/arcadebench/assets/hanken-grotesk-latin-700-normal-CeQ8H3UY.woff2)format("woff2"),url(/arcadebench/assets/hanken-grotesk-latin-700-normal-6IGCzoPh.woff)format("woff")}@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:800;src:url(/arcadebench/assets/hanken-grotesk-latin-800-normal-KQ5tvtTT.woff2)format("woff2"),url(/arcadebench/assets/hanken-grotesk-latin-800-normal-BTy3IUcF.woff)format("woff")}@font-face{font-family:Martian Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/arcadebench/assets/martian-mono-latin-400-normal-DZsjfPjH.woff2)format("woff2"),url(/arcadebench/assets/martian-mono-latin-400-normal-DM4nBGIh.woff)format("woff")}@font-face{font-family:Martian Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/arcadebench/assets/martian-mono-latin-500-normal-BWC8e-kx.woff2)format("woff2"),url(/arcadebench/assets/martian-mono-latin-500-normal-BsOs1ffX.woff)format("woff")}.sr{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.btn svg{width:14px;height:14px}.btn.ghost:hover{border-color:var(--ink);background:#fff}.textbtn{font:inherit;color:var(--ink);text-align:left;text-underline-offset:4px;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.back{color:var(--ink2);margin-top:24px;font-size:14px;display:inline-block}.back+h1{margin-top:12px}h1{margin-top:32px}.block{padding:88px 0 0}.block>h2{letter-spacing:-.025em;max-width:24ch;font-size:clamp(22px,2.4vw,28px);line-height:1.1}.sub{color:var(--ink2);max-width:62ch;margin-top:10px;font-size:16px}.empty{color:var(--ink2);padding:24px 0}.error{color:#b3361a;font-weight:700}.note{color:var(--ink2);max-width:70ch;font-size:14px}.callout{border-top:1px solid var(--hair);color:var(--ink2);padding-top:14px;font-size:14px}.callout b{color:var(--ink)}.flash{color:var(--ink2);font-size:13px}.flash:empty{display:none}.tag{border:1px solid var(--hair);color:var(--ink2);background:#fff;border-radius:4px;margin-left:8px;padding:0 6px;font-size:11px;line-height:1.7;display:inline-block}.tabs{border-bottom:1px solid var(--hair);gap:4px;margin-top:24px;display:flex;overflow-x:auto}.tabs button{color:var(--ink2);cursor:pointer;white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;padding:10px 12px;font:500 14px Hanken Grotesk}.tabs button:hover{color:var(--ink)}.tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--ink)}.share{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.share button,.share a{color:var(--ink);border:1px solid var(--hair);cursor:pointer;background:#fff;border-radius:8px;align-items:center;gap:7px;padding:8px 12px;font:500 13px Hanken Grotesk;text-decoration:none;display:inline-flex}.share button:hover,.share a:hover{border-color:var(--ink)}.share button[disabled]{opacity:.55;cursor:default}.share svg{width:14px;height:14px}.share button.rec{background:var(--ink);color:#fff;border-color:var(--ink)}.steps{color:var(--ink2);flex-wrap:wrap;gap:16px;margin-top:24px;font-size:14px;list-style:none;display:flex}.steps li{align-items:center;gap:8px;display:inline-flex}.steps b{border:1px solid var(--hair);width:22px;height:22px;color:var(--ink2);background:#fff;border-radius:50%;place-items:center;font:500 11px Martian Mono;display:grid}.steps li[aria-current] b{background:var(--ink);border-color:var(--ink);color:#fff}.steps li[aria-current]{color:var(--ink);font-weight:700}.form{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px 24px;display:grid}.field{align-content:start;gap:6px;display:grid}.field label{font-size:14px;font-weight:700}.field label small{color:var(--ink2);font-weight:400}.in{border:1px solid var(--ink3);background:#fff;border-radius:8px;align-items:center;transition:border-color .2s;display:flex}.in:focus-within{border-color:var(--ink);outline:2px solid var(--llm);outline-offset:2px}.in span{color:var(--ink2);padding-left:12px}.in input,.in select{min-width:0;color:var(--ink);background:0 0;border:0;flex:1;padding:10px 12px;font:15px Hanken Grotesk}.in input:focus,.in select:focus{outline:none}.in select{appearance:none;cursor:pointer;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23525c6c' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") right 12px center/12px no-repeat;padding-right:36px}.hint{color:var(--ink2);font-size:13px}fieldset{border:0;grid-column:1/-1;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}legend{margin-bottom:8px;font-size:14px;font-weight:700}.opt{border:1px solid var(--hair);cursor:pointer;background:#fff;border-radius:10px;align-items:flex-start;gap:12px;padding:12px 14px;transition:border-color .2s;display:flex}.opt:hover{border-color:var(--ink2)}.opt:has(input:checked){border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}.opt:has(input:focus-visible){outline:2px solid var(--llm);outline-offset:2px}.opt input{accent-color:var(--ink);margin-top:4px}.opt b{display:block}.opt span{color:var(--ink2);font-size:13px}.go{flex-wrap:wrap;grid-column:1/-1;align-items:center;gap:18px;display:flex}.go p{color:var(--ink2);font-size:13px}.go p.error{font-size:14px}.linkbox{flex-wrap:wrap;align-items:center;gap:12px;margin-top:14px;display:flex}.linkbox code{border:1px solid var(--hair);overflow-wrap:anywhere;background:#fff;border-radius:8px;min-width:0;padding:10px 12px;font:13px Martian Mono}.tools{margin-top:22px}.tool-pane{grid-template-columns:minmax(0,1fr);gap:16px;padding-top:22px;display:grid}.tool-list{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}.tool{border:1px solid var(--hair2);background:#fff;border-radius:10px;padding:12px 14px}.tool b{font:500 12px Martian Mono}.tool p{color:var(--ink2);margin-top:4px;font-size:13px}.code{flex-direction:column;align-items:flex-end;gap:8px;min-width:0;display:flex}.code pre{width:100%}.code .copy{padding:5px 12px;font-size:13px}.tool-pane .note code{font:12px Martian Mono}.panel .go{margin-top:20px}.privacy{flex-basis:100%;font-size:12px}.prompt{justify-items:start;gap:12px;margin-top:22px;display:grid}.prompt .pick{align-items:center;gap:10px;font-size:14px;font-weight:700;display:flex}.prompt select{font:inherit;border:1px solid var(--hair);color:var(--ink);background:#fff;border-radius:8px;padding:6px 10px;font-weight:400}.prompt .ptext{white-space:pre-wrap;word-break:break-word;width:100%;margin:0}.intro{grid-template-columns:minmax(0,1fr) 320px;align-items:end;gap:56px;padding:36px 0 24px;display:grid}.intro h1{max-width:24ch;margin-top:0;font-size:clamp(30px,3.2vw,42px);line-height:1.04}.intro .lede{max-width:54ch;margin-top:16px}.ctas{flex-wrap:wrap;align-items:center;gap:12px 20px;margin-top:24px;display:flex}.facts{border-left:1px solid var(--hair);color:var(--ink2);justify-items:start;gap:8px;padding-left:24px;font-size:14px;display:grid}.facts b{color:var(--ink);font-weight:700}.facts .textbtn{color:var(--ink2)}.viz-head{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:20px;margin-bottom:14px;display:flex}.viz-head h3{letter-spacing:-.02em;font-size:19px}.viz-head p{color:var(--ink2);max-width:62ch;margin-top:4px}.hero-viz .viz-head{margin-bottom:10px}.hero-viz .viz-head h2{letter-spacing:-.025em;font-size:22px}.hero-viz .viz-head p{font-size:14px}.viz canvas{border:1px solid var(--hair);background:#fff;border-radius:14px;width:100%;height:480px;display:block}.hero-viz canvas{height:400px}.viz-go{flex-wrap:wrap;gap:16px;display:flex}.viz .viz-go a{color:var(--ink);font-size:14px;font-weight:600}.viz .source{color:var(--ink2);max-width:90ch;margin-top:10px;font-size:13px}.viz .source a{color:var(--ink)}.lab{gap:44px;margin-top:32px;display:grid}.also{color:var(--ink2);max-width:80ch;font-size:14px}.also a{color:var(--ink)}.session{border:1px solid var(--hair);background:var(--panel);border-radius:14px;grid-template-columns:repeat(2,minmax(0,1fr)) minmax(0,1.2fr);margin-top:32px;display:grid}.monitor{border-right:1px solid var(--hair);align-content:start;gap:12px;padding:16px;display:grid}.monitor .board{width:auto;height:320px}.ap{width:100%;height:100%;display:block}.monitor figcaption{color:var(--ink2);font-size:13px;line-height:1.4;display:grid}.monitor figcaption b{color:var(--ink);font-size:14px}.watch{color:var(--ink2);align-content:center;gap:14px;padding:20px;display:grid}.playseed{color:var(--ink);font-size:14px;font-weight:700}.games{border-top:1px solid var(--hair);border-left:1px solid var(--hair);grid-template-columns:repeat(4,minmax(0,1fr));margin-top:32px;display:grid}.origs{grid-template-columns:repeat(3,minmax(0,1fr))}.game{border-right:1px solid var(--hair);border-bottom:1px solid var(--hair);align-content:start;gap:12px;min-width:0;padding:16px 16px 14px;display:grid}.screen{aspect-ratio:4/3;width:100%}.game b{justify-content:space-between;align-items:baseline;gap:8px;font-size:15px;display:flex}.game b .num{color:var(--ink2);font-weight:400}.game .meta{color:var(--ink2);justify-content:space-between;align-items:baseline;gap:8px;margin-top:2px;font-size:13px;display:flex}.game .meta .num{white-space:nowrap;font-size:11px}.orig-h{letter-spacing:-.02em;margin-top:44px;font-size:18px}.orig-p{margin-top:6px;font-size:15px}.lb-foot{color:var(--ink2);margin-top:14px;font-size:13px}.more{margin-top:16px}.doors{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;margin-top:28px;display:grid}.door{border:1px solid var(--hair);background:var(--panel);border-radius:14px;align-content:start;gap:10px;padding:22px;text-decoration:none;transition:border-color .25s;display:grid}.door:hover{border-color:var(--ink)}.door h3{letter-spacing:-.015em;font-size:18px}.door>p{color:var(--ink2)}.door dl{border-top:1px solid var(--hair2);gap:12px;margin-top:6px;padding-top:14px;display:grid}.door dt{font-weight:700}.door dd{color:var(--ink2);font-size:14px}.go-l{text-underline-offset:4px;margin-top:8px;font-weight:700;text-decoration:underline;text-decoration-thickness:1px}@media (max-width:980px){.intro{grid-template-columns:minmax(0,1fr);gap:24px;padding:28px 0 24px}.facts{border-left:0;border-top:1px solid var(--hair);padding-top:16px;padding-left:0}.session{grid-template-columns:repeat(2,minmax(0,1fr))}.monitor:nth-child(2){border-right:0}.watch{border-top:1px solid var(--hair);grid-column:1/-1}.monitor .board{height:240px}.doors{grid-template-columns:minmax(0,1fr)}.games,.origs{grid-template-columns:repeat(2,minmax(0,1fr))}.block{padding-top:64px}.game{padding:12px}.game b,.game .meta{flex-wrap:wrap}.game .meta{flex-direction:column;gap:2px}.viz canvas{height:420px}.hero-viz canvas{height:380px}}.live{padding:8px 0 28px}.live h2{letter-spacing:0;align-items:center;gap:8px;font-size:15px;display:flex}.live-n{color:var(--ink2);font-weight:400}.live ul{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin-top:10px;list-style:none;display:grid}.live-card{border:1px solid var(--hair);background:var(--panel);border-radius:10px;gap:2px;padding:10px 14px;text-decoration:none;transition:border-color .25s;display:grid}.live-card:hover{border-color:var(--ink)}.live-card span{color:var(--ink2);overflow-wrap:anywhere;font-size:13px}.live-card .num{font-size:12px}.live .empty{padding:10px 0}.live.compact{margin-top:20px}.live.compact ul{border-top:1px solid var(--hair2);grid-template-columns:minmax(0,1fr);gap:0}.live.compact .live-card{border:0;border-bottom:1px solid var(--hair2);background:0 0;border-radius:0;grid-template-columns:minmax(0,9rem) minmax(0,1fr) auto;align-items:baseline;gap:12px;padding:8px 0}@media (max-width:560px){.live.compact .live-card{grid-template-columns:minmax(0,1fr) auto}.live.compact .live-card span:nth-child(2){grid-area:2/1/auto/-1}}.live li.tog{align-items:center;gap:10px;display:flex}.live li.tog .live-card{flex:1;min-width:0}.together{pointer-events:none;z-index:5;justify-content:center;display:flex;position:fixed;bottom:16px;left:0;right:0}.together .btn{pointer-events:auto;box-shadow:0 6px 20px #151a2240}.lb-head{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:20px 24px;display:flex}.lb-head .lede{margin-top:12px}.filters{flex-wrap:wrap;gap:16px 20px;margin-top:20px;display:flex}.filters .field{min-width:min(100%,240px)}.boards{margin-top:8px}.board-h{margin-top:24px;font-size:18px}.lb{--z:0%;--e:87%;margin-top:8px;list-style:none}.lrow{border-bottom:1px solid var(--hair2);grid-template-columns:72px minmax(160px,260px) minmax(0,1fr) 120px;align-items:center;gap:16px;padding:12px 0;display:grid}.lrow.gstart{border-top:2px solid var(--hair)}.lhead{color:var(--ink2);border-bottom:1px solid var(--hair);padding:8px 0;font-size:12px}.rank{color:var(--ink2)}.ent{min-width:0}.ent b{overflow-wrap:anywhere;font-size:15px;display:block}.ent small{color:var(--ink2);font-size:12px;display:block}.ent .meta{margin-top:3px;font-size:11px;line-height:1.8}.ent .meta .tag{margin:0 6px 0 0}.ent .meta .tag:first-of-type{margin-left:6px}.ciplot{height:22px;position:relative}.ciplot:before,.ciplot:after{content:"";background:var(--hair);width:1px;position:absolute;top:0;bottom:0}.ciplot:before{left:var(--z)}.ciplot:after{left:var(--e)}.band{opacity:.28;background:var(--c);height:6px;top:8px;left:var(--lo);width:calc(var(--hi) - var(--lo));border-radius:3px;min-width:2px;position:absolute}.dot{background:var(--c);width:12px;height:12px;top:5px;left:var(--v);border:2px solid #fff;border-radius:50%;margin-left:-6px;position:absolute}.axis{height:18px;position:relative}.axis span{white-space:nowrap;position:absolute;top:0}.axis .z{left:var(--z)}.axis .e{left:var(--e);transform:translate(-50%)}.val{text-align:right}.val b{letter-spacing:-.02em;font-size:17px;font-weight:800}.val span{color:var(--ink2);display:block}.lb-foot{margin-top:18px}.runs{margin-top:8px;list-style:none;display:grid}.runs li{border-bottom:1px solid var(--hair2);flex-wrap:wrap;justify-content:space-between;gap:16px;padding:12px 0;display:flex}.runs-h{margin-top:40px;font-size:20px}body.embed header.site,body.embed footer.site,.embed .noembed{display:none}.embed .wrap{padding:0 12px}@media (max-width:980px){.lrow{grid-template-columns:52px minmax(0,1fr) 92px;gap:10px}.lrow .ciplot{grid-area:2/1/auto/-1}.lhead .axis{display:none}}.watching{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}.live-btn{padding:8px 14px;font-size:14px}.elo th small{color:var(--ink2);font-size:12px;font-weight:400;display:block}.elo th{white-space:normal}.elo td{white-space:nowrap}.elo th[scope=row]{min-width:150px}.elo .n{text-align:right;white-space:nowrap}.elo .n .tag{margin-left:6px}.elo tr.base{background:var(--paper)}.doc{max-width:860px}.toc{border:1px solid var(--hair);background:var(--panel);border-radius:14px;margin-top:24px;padding:14px 18px}.toc ol{flex-wrap:wrap;gap:6px 22px;list-style:none;display:flex}.doc-s{gap:12px;padding-top:48px;display:grid}.doc-s p,.doc-s li,.doc-s dd{max-width:70ch}.doc-s ul{gap:8px;padding-left:20px;display:grid}.doc-s dl{gap:14px;display:grid}.doc-s dt{font-weight:700}.doc-s dd{color:var(--ink2)}.doc-s .num{color:var(--ink)}.two{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.table-wrap{border:1px solid var(--hair);background:var(--panel);border-radius:12px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}caption{text-align:left;padding:12px 14px;font-size:14px;font-weight:700}th,td{text-align:left;vertical-align:top;border-top:1px solid var(--hair2);padding:10px 14px}thead th{color:var(--ink2);font-size:12px;font-weight:500}tbody th{white-space:nowrap;font-weight:700}.nf{justify-items:start;gap:12px;padding:56px 0 0;display:grid}.nf h1{margin-top:0}.nf .ctas{margin-top:14px}@media (max-width:860px){.two{grid-template-columns:minmax(0,1fr)}}:root{--ground:#eef1f4;--panel:#f8f9fb;--paper:#f6f8fa;--ink:#151a22;--ink2:#525c6c;--ink3:#8a93a3;--hair:#cfd6df;--hair2:#e1e6ec;--expert:#7c8796;--llm:#4654e6;--human:#0f8f80;--s1:#d9502f;--rand:#a443bd;--amber:#c98a00;--ease:cubic-bezier(.16,1,.3,1)}*{box-sizing:border-box;margin:0;padding:0}::selection{background:var(--llm);color:#fff}html{background:var(--ground);scrollbar-color:var(--hair) var(--ground)}body{color:var(--ink);background:var(--ground);font-family:Hanken Grotesk,system-ui,sans-serif;font-size:15px;line-height:1.5}a{color:inherit;text-underline-offset:4px;text-decoration-thickness:1px}:focus-visible{outline:2px solid var(--llm);outline-offset:3px;border-radius:4px}.num{font-variant-numeric:tabular-nums;letter-spacing:-.01em;font-family:Martian Mono,monospace;font-size:12px}.wrap{max-width:1160px;margin:0 auto;padding:0 40px}header.site{border-bottom:1px solid var(--hair);align-items:center;gap:32px;height:64px;display:flex}.mark{letter-spacing:-.02em;align-items:center;gap:9px;font-size:18px;font-weight:800;text-decoration:none;display:inline-flex}.mark img{width:20px;height:20px}nav.main{gap:24px;font-size:15px;font-weight:500;display:flex}nav.main a{color:var(--ink2);text-decoration:none}nav.main a:hover,nav.main a[aria-current=page]{color:var(--ink)}h1{letter-spacing:-.035em;text-wrap:balance;max-width:20ch;font-size:clamp(30px,3.2vw,42px);font-weight:800;line-height:1.04}h2{letter-spacing:-.025em;font-size:22px;font-weight:800;line-height:1.1}h3{letter-spacing:-.015em;font-size:17px}.lede{color:var(--ink2);max-width:58ch;margin-top:12px;font-size:17px}.panel{border:1px solid var(--hair);background:var(--panel);border-radius:14px;margin-top:24px;padding:24px}.btn{background:var(--ink);color:#fff;cursor:pointer;border:0;border-radius:10px;align-items:center;gap:10px;padding:11px 18px;font:700 15px Hanken Grotesk;text-decoration:none;transition:background .25s;display:inline-flex}.btn:hover{background:#2a323f}.btn.ghost{color:var(--ink);border:1px solid var(--hair);background:#fff}.btn[disabled]{opacity:.5;cursor:default}pre{background:var(--ink);color:#e7ecf3;border-radius:10px;padding:14px 16px;font:12px/1.75 Martian Mono,monospace;overflow:auto}pre .c{color:#9aa4b4}.toast{background:var(--ink);color:#fff;opacity:0;transition:all .3s var(--ease);z-index:6;pointer-events:none;border-radius:8px;padding:10px 14px;position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(20px)}.toast.on{opacity:1;transform:translate(-50%)translateY(0)}footer.site{border-top:1px solid var(--hair);color:var(--ink2);flex-wrap:wrap;justify-content:space-between;gap:20px;margin-top:72px;padding:24px 0 48px;font-size:13px;display:flex}[hidden]{display:none!important}@media (max-width:860px){.wrap{padding:0 20px}header.site{flex-wrap:wrap;gap:8px 20px;height:auto;padding-top:12px}nav.main{flex-wrap:wrap;order:3;gap:4px 20px;width:100%;padding-bottom:10px}.panel{padding:18px}.form{grid-template-columns:minmax(0,1fr)}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}