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0}#source-results{max-height:500px;overflow:auto;font-size:13px}#source-results p{overflow-wrap:anywhere}footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);font-size:12px;margin-top:70px}[hidden]{display:none!important}@media(max-width:760px){header{align-items:start;flex-direction:column;gap:16px}nav{gap:18px}main,header,footer{padding-inline:6vw}.intro{padding:28px 0}.cards,.replay-grid,.source-view{grid-template-columns:minmax(0,1fr)}.cards{gap:16px}h1{font-size:40px}.lede{font-size:17px}.replay-grid{gap:16px}.filters{display:block}.filters label{margin:12px 0}.filters select{width:100%}.source-view aside{display:flex;gap:14px;flex-wrap:wrap}.source-view aside a{font-size:12px}footer{flex-direction:column}.notice{padding:14px 18px}.moves{max-height:260px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.intro h1{overflow-wrap:anywhere}.replay-grid h2{min-height:2.3em}.replay-grid>div{min-width:0}#position-status{min-height:1.65em}.moves{height:420px}@media(max-width:760px){.moves{height:260px}}


h1.source-title{font-family:ui-monospace,monospace;font-size:clamp(24px,3vw,42px);letter-spacing:-.5px}@media(max-width:760px){#position-status{min-height:3.3em}}


.article{overflow-wrap:anywhere}


.button{display:inline-block;max-width:100%}

/* Source file browser: line breaks remain in text; inline line spans avoid doubled rows. */
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.file-breadcrumb{gap:10px;font:13px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;margin:0 0 20px;overflow-wrap:anywhere}
.file-breadcrumb a{font:inherit;text-decoration:underline}
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.file-tree,.tree-folder{margin:0}.file-tree>summary{padding:4px 8px 14px;font-size:15px}.file-tree>summary span{display:block;font-size:11px;font-weight:400;color:var(--muted)}
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@media(min-width:901px){.file-sidebar{position:relative}.file-tree{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow:auto}}
@media(max-width:900px){main:has(.code-workspace){padding:20px 4vw}.file-browser{grid-template-columns:minmax(0,1fr)}.file-sidebar{border-right:0;border-bottom:1px solid var(--line);padding:10px}.file-tree>summary{padding:4px 8px}.file-tree>summary span{display:inline;margin-left:12px}.file-header{padding:16px;align-items:start}.file-header h1{font-size:17px}.file-provenance,.file-warning{padding:12px 16px}.code-scroll pre{font-size:13px;line-height:23px}.code-scroll .line{min-height:23px}.code-scroll .line-number{line-height:23px;width:44px;margin-right:12px}.file-breadcrumb{font-size:11px;gap:6px}}
.primary-play{background:var(--ink);color:#fffdf7;padding:13px 24px;font-weight:650;font-size:18px;text-decoration:none}.primary-play:hover{background:#36573e;color:white}.play-cta{margin:0 0 22px}
.project-attribution{max-width:840px;font-size:16px;margin:0 0 24px;color:var(--muted)}

h1,h2,h3{overflow-wrap:anywhere}
p{overflow-wrap:anywhere}
.architecture-section,.release-summary,.learning-path{padding:44px 0;border-top:1px solid var(--line);margin-top:30px}.section-heading{max-width:820px}.section-heading h2,.release-summary h2,.learning-path>h2{font-size:clamp(30px,3vw,42px)}.model-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:28px 0}.model-facts>div{padding:18px 0;border-top:2px solid #526659}.model-facts dt{font-size:12px;text-transform:uppercase;letter-spacing:1px}.model-facts dd{margin:4px 0;font-size:26px;font-weight:650}.architecture-figure,.play-figure{margin:30px 0}.model-diagram{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr 1fr 1.4fr 1fr;gap:20px;align-items:stretch}.model-diagram>li{position:relative;padding:20px 15px;background:#fffdf7;border:1px solid #9aa990;border-radius:8px;min-width:0}.model-diagram>li:not(:last-child)::after{content:'→';position:absolute;right:-18px;top:45%;font-weight:700;color:#233e32}.model-diagram h3{font-size:18px;font-weight:650;line-height:1.3;margin:12px 0}.model-diagram p{font-size:14px;line-height:1.55}.model-diagram code{font-size:12px;white-space:normal;overflow-wrap:anywhere}.model-diagram small{display:block;font-size:12px;line-height:1.5;margin-top:14px}.model-diagram .decoder-stage{background:#e4ecdf;border:2px solid #527244}.step-no{font:700 11px/1.5 ui-monospace,monospace;letter-spacing:1px;color:#45613a}.architecture-figure figcaption,.play-figure figcaption{font-size:14px;max-width:900px;margin-top:20px;color:#435b4a}.evidence-links{display:flex;gap:12px 24px;flex-wrap:wrap;font-size:14px}.flow-node{border:1px solid #9aa990;border-radius:8px;background:#fffdf7;padding:24px;max-width:840px;margin:auto}.flow-node h3,.flow-branch h3{font-weight:650;margin:8px 0}.flow-node p{margin:8px 0 0}.mate-check{background:#f5e7c7;border-color:#987334}.flow-arrow{text-align:center;font:700 14px/1.5 ui-monospace,monospace;padding:12px}.flow-branches{display:grid;grid-template-columns:1fr 1.5fr;gap:24px;margin:24px 0 0}.flow-branch{padding:24px;border:1px solid #9aa990;border-radius:8px}.flow-branch.override{background:#fbf1d9;border-color:#987334}.flow-branch.policy{background:#e4ecdf;border-color:#527244}.branch-label{font-size:11px;font-weight:750;letter-spacing:1px}.flow-branch code{display:block;line-height:1.8;font-size:13px;overflow-wrap:anywhere}.release-summary{max-width:900px}.release-summary code{overflow-wrap:anywhere}.learning-path{margin-bottom:40px}@media(max-width:1000px){.model-diagram{grid-template-columns:1fr}.model-diagram>li{padding:20px 24px}.model-diagram>li:not(:last-child)::after{content:'↓';left:50%;right:auto;top:auto;bottom:-23px}.model-diagram h3{display:inline-block;margin:0 0 0 14px}.model-diagram p{margin:8px 0}.model-diagram small{margin-top:8px}.model-diagram code{font-size:14px}}@media(max-width:600px){.model-facts{grid-template-columns:1fr 1fr;gap:12px}.model-facts dd{font-size:23px}.flow-branches{grid-template-columns:1fr;gap:16px}.flow-node,.flow-branch{padding:20px}.architecture-section,.release-summary,.learning-path{padding-top:28px}.model-diagram h3{display:block;margin:8px 0}.flow-branch code{font-size:12px}}

.token-examples th,.token-examples td:first-child,.token-examples td:nth-child(2){white-space:nowrap}.token-examples td:nth-child(2) code{white-space:nowrap}@media(max-width:600px){.token-examples,.token-examples tbody,.token-examples tr,.token-examples td{display:block}.token-examples thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.token-examples caption{display:block}.token-examples tr{padding:16px 0;border-bottom:1px solid var(--line)}.token-examples td{padding:4px 0;border:0}.token-examples td:first-child{font-weight:700;font-family:ui-monospace,monospace}.token-examples td:nth-child(2){color:var(--muted)}.token-examples td:nth-child(2)::before{content:"Tokens: ";font:600 12px system-ui,sans-serif}.token-examples td:last-child{white-space:normal}}

/* Brand v1: semantic palette preserves research and helper colors. */
:root{--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--space-12:48px;--space-16:64px;--radius-sm:4px;--radius-md:8px;--font-display:Georgia,serif;--font-body:system-ui,sans-serif;--font-code:ui-monospace,monospace}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand img{display:block;flex-shrink:0}.brand .brand-name{font:750 26px/1.2 var(--font-display);text-transform:none;letter-spacing:-.7px}.brand .brand-name span{font:500 10px/1.8 var(--font-body);letter-spacing:1.2px}.brand-samples{display:flex;align-items:center;gap:32px;flex-wrap:wrap}.brand-samples>img{max-width:100%;height:auto}.brand-dark{background:var(--ink);padding:24px;border-radius:8px}.social-preview{width:100%;height:auto;border:1px solid var(--line)}

.benchmark{margin:5rem auto;max-width:1100px;padding:0 1rem}.benchmark-run{display:grid;grid-template-columns:minmax(220px,1fr) 2fr;gap:1.5rem;border-top:1px solid var(--line,#ccd1c7);padding:1.5rem 0}.benchmark-run h3{margin:0}.benchmark-run p{font-size:.94rem}.benchmark-bar{display:flex;height:26px;border:1px solid #45584d;border-radius:3px;overflow:hidden}.benchmark-bar span{min-width:0}.benchmark .win{background:#2e664a;color:white}.benchmark .draw{background:#bacab0;color:#162c20}.benchmark .loss{background:#566168;color:white}.benchmark .unfinished{background:#e3af48;color:#302211}.benchmark-legend{display:flex;flex-wrap:wrap;gap:.5rem}.benchmark-legend span{padding:.2rem .6rem;border-radius:3px}.benchmark-counts{font-weight:700}.filters{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.filters label{min-width:0}.filters select{max-width:100%;width:100%}#game-provenance{overflow-wrap:anywhere}#archive-rows td{max-width:26rem;overflow-wrap:anywhere}@media(max-width:600px){.benchmark-run{grid-template-columns:1fr;gap:.4rem}.filters{grid-template-columns:1fr 1fr}.filters label{font-size:.83rem}}

.filters{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.archive-primary{grid-template-columns:repeat(5,minmax(0,1fr))}.archive-notes,.archive-options,.archive-provenance{margin:1rem 0}.archive-notes{padding:1rem;background:#e7ebdf;border-left:3px solid #7d9769}.archive-select{display:flex;align-items:end;gap:1rem;margin:1rem 0}.archive-select label{flex:1;min-width:0}.archive-select select{display:block;width:100%;max-width:100%}.archive-provenance{font-size:.9rem}#game-title{font-size:1.55rem;overflow-wrap:anywhere}@media(max-width:700px){.filters,.archive-primary{grid-template-columns:repeat(2,minmax(0,1fr))}.archive-select{display:block}.archive-select button{margin-top:.6rem}}

.play-cta{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem}


#input-formats .cards{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:700px){#input-formats .cards{grid-template-columns:1fr}}

/* Narrow research tables retain readable words and keyboard scrolling. */
.table-scroll {max-width:100%;overflow-x:auto;margin-block:1.5rem;}
.table-scroll table {min-width:38rem;margin:0;}
.table-scroll th,.table-scroll td {overflow-wrap:normal;word-break:normal;}
.table-scroll:focus-visible {outline:2px solid var(--accent,#315d49);outline-offset:3px;}

.visitor-path{margin-block:3rem}.reading-next{margin-top:3rem;padding:1.5rem;border-top:1px solid #a4b0a3}.tour-steps{padding-left:1.4rem}.tour-steps>li{padding-left:.7rem;margin-block:2rem}.tour-glossary dt{font-weight:700;margin-top:1rem}.tour-glossary dd{margin-left:0}.visitor-path article a{font-weight:600}