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0;font-size:12px}.stage-tabs button>span{margin-bottom:7px}.stage-tabs small{font-size:9px}.stage-panel{grid-template-columns:1fr;gap:15px;min-height:360px}.stage-result{padding:15px 0 0;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:100px 1fr;gap:8px}.stage-result strong{margin:0;font-size:25px}.stage-result small{grid-column:2;margin:0}.stage-result>span{font-size:9px;padding-top:7px}.segmented button{padding:7px 11px;font-size:10px}.behavior-grid{gap:15px}.before-after{font-size:26px;letter-spacing:-1px;gap:7px}.behavior-name{font-size:10px}.behavior-context{font-size:9px}.rl-card{padding:22px 18px}.rl-chart{gap:15px;margin-top:28px}.waffle{grid-template-columns:repeat(9,1fr);gap:3px}.waffle-title{font-size:10px;display:block;min-height:30px}.rl-bottom{gap:15px;align-items:center}.rl-bottom>span:last-child{text-align:right}.rl-training-strip strong{font-size:25px}.rl-training-strip span{font-size:9px}.character-roster{grid-template-columns:repeat(3,1fr)}.roster-card .figure-top{gap:10px}.roster-legend{font-size:9px}.table-scroll table{min-width:330px}.release-links>a{gap:12px}.release-links>a>span{max-width:100px;text-align:right}.paper-download strong{font-size:19px}.article .equation{padding:22px 10px;font-size:15px}.architecture-brief .spec-grid{gap:15px}.spec-grid strong{font-size:18px}.spec-grid span{font-size:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-art{animation:none}*,*:before,*:after{transition:none!important;animation:none!important}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.curve-toolbar{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:25px 0 30px}.curve-metrics{display:flex;flex-wrap:wrap;gap:6px}.curve-metrics button{display:flex;align-items:center;gap:6px;border:0;border-radius:18px;font-size:10px;background:transparent;padding:5px 8px;color:#626b63;opacity:.55}.curve-metrics button[aria-pressed=true]{opacity:1;color:#3c4943;background:#eceee8}.curve-metrics i{height:3px;width:13px;display:block;background:#d86d42}.curve-metrics [data-curve-metric=overallNll] i{background:#5686a5}.curve-metrics [data-curve-metric=masterWinnerNll] i{background:#667953}.curve-metrics [data-curve-metric=diamondWinnerNll] i{background:#9c7ba7}.curve-focus-label{display:flex;align-items:center;gap:8px;font-size:9px;color:var(--muted);white-space:nowrap}.curve-focus-label select{font-size:10px;background:transparent;border:0;border-bottom:1px solid #c7cfc5;padding:6px 16px 6px 3px;color:#555f55;border-radius:0;max-width:150px}.curve-chart{touch-action:pan-y;cursor:crosshair}.curve-chart svg{width:100%;height:auto;display:block;overflow:visible;user-select:none}.svg-stage{font:10px var(--sans);fill:#626b63}.svg-tick{font:10px var(--mono);fill:#626b63}.svg-axis{font:9px var(--sans);fill:#626b63}.curve-playback{display:flex;align-items:center;gap:15px;padding:20px 0;border-bottom:1px solid var(--line)}.curve-playback button{border:0;border-radius:20px;background:#e9ede5;padding:6px 17px;min-width:66px;font-size:10px}.curve-playback input{min-width:0;flex:1;accent-color:var(--orange);height:2px;cursor:ew-resize}.curve-playback output{font:9px var(--mono);color:#626b63;min-width:91px;text-align:right}.curve-readout{display:grid;grid-template-columns:1.7fr repeat(4,1fr);gap:10px;padding:22px 0}.curve-readout span{display:block;font-size:9px;color:#626b63;line-height:1.4}.curve-readout strong{font:14px var(--mono);margin-top:8px;display:block;color:#626b63}.curve-readout>div:nth-child(2) strong{color:#ad502e}.curve-readout>div:nth-child(3) strong{color:#466d86}.curve-current strong{font-size:12px}.article .curve-insight{font-size:13px;line-height:1.65;margin:0;border-left:2px solid var(--orange);padding:8px 0 8px 16px;min-height:58px;color:#626b63}.loss-figure .method-note{margin-top:30px}.loss-figure .method-note p{font-size:11px}.stage-result>strong{font-size:26px}
@media(max-width:800px){.curve-toolbar{flex-wrap:wrap;gap:10px}.curve-metrics{gap:0}.curve-metrics button{font-size:9px;padding:5px 6px}.curve-readout strong{font-size:12px}.curve-readout span{font-size:8px}.curve-current strong{font-size:10px}.curve-readout{gap:8px}.curve-insight{font-size:12px!important}.svg-stage{font-size:11px}.svg-tick{font-size:11px}.svg-axis{font-size:11px}}@media(max-width:480px){.curve-readout{grid-template-columns:repeat(4,1fr);gap:12px}.curve-current{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between}.curve-current strong{margin:0;font-size:11px}.curve-playback{gap:9px}.curve-playback output{font-size:8px;min-width:80px}.curve-playback button{min-width:52px;padding-inline:12px}.svg-stage{font-size:12px}.svg-tick{font-size:13px}.svg-axis{font-size:12px}.curve-chart{margin-inline:-12px}.curve-chart svg{min-height:190px}.stage-result>strong{font-size:23px}}

@media(max-width:520px){.curve-chart{margin-inline:0}.curve-chart svg{min-height:0}.svg-stage{font-size:8px}.svg-tick{font-size:9px}.svg-axis{font-size:8px}.curve-metrics button{font-size:9px}}

.comparison-note{margin:30px 0;padding-top:22px;border-top:1px solid var(--line)}.comparison-note p{font-size:13px;line-height:1.7;color:var(--muted);margin-top:12px}
/* The animated hero has its own restrained palette. */
.hero{background:#050505}.hero-shade{background:linear-gradient(90deg,#050505b0 0%,#05050533 32%,transparent 65%),linear-gradient(180deg,#05050599,transparent 35%,transparent 75%,#050505 100%);pointer-events:none}#hero-canvas{position:absolute;inset:0;width:100%;height:100%}.hero-subtitle{color:#f4f4f4}.hero-deck{color:#aaa}.hero-overline{color:#bbb}.hero-overline span{color:#888}.hero-bottom{color:#aaa}.hero-route a{color:#ccc}.hero-route span{color:#777}.hero-art{display:none}@media(max-width:800px){.hero-shade{background:linear-gradient(180deg,#05050588,transparent 40%,transparent 70%,#050505 100%)}}@media(max-width:480px){.hero-shade{background:linear-gradient(180deg,#050505aa 0%,#05050544 30%,transparent 57%,#050505 100%)}}
.world-backdrop{position:absolute;inset:0;background:url('assets/faynt-world.png') center/cover no-repeat}.world-hero #hero-canvas{opacity:0;transition:opacity 1.2s}.world-hero #hero-canvas.ready{opacity:1}.world-hero .hero-shade{background:linear-gradient(180deg,#00071255 0%,#00071114 43%,transparent 57%,#00081399 85%,#03070dee 100%)}.world-hero .hero-copy{left:10%;right:10%;top:19%;width:auto;text-align:center}.world-hero .hero-overline{color:#bbc3d0;font-size:9px;letter-spacing:2px}.world-hero .hero-overline span{color:#929cad}.world-hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(140px,14vw,210px);letter-spacing:-.025em;margin:8px 0 10px;line-height:1}.world-hero .hero-subtitle{font-family:var(--sans);font-size:20px;line-height:1.35;letter-spacing:-.3px;color:#dce0e7;font-weight:400}.world-hero .hero-route{border-color:#ffffff30;bottom:105px}.world-hero .hero-route a{color:#d4dbe4}.world-hero .hero-route span{color:#8a98a9}.world-hero .hero-bottom{color:#abb7c7}.world-hero .topbar .paper-link{background:#03101c88}.world-hero .hero-bottom .explore-link{color:#fff}@media(max-width:800px){.world-hero .hero-copy{top:21%;left:5%;right:5%}.world-hero h1{font-size:160px;margin-block:14px}.world-hero .hero-overline{font-size:8px;letter-spacing:1.8px}.world-hero .hero-subtitle{font-size:18px}.world-hero .hero-route{bottom:86px}.world-hero .hero-shade{background:linear-gradient(180deg,#00071166,transparent 50%,#00071144 72%,#03070d 100%)}}@media(max-width:480px){.world-hero .hero-copy{top:23%}.world-hero h1{font-size:136px}.world-hero .hero-overline span{display:inline;margin-left:12px;font-size:8px}.world-hero .hero-overline{font-size:7px;letter-spacing:1.5px}.world-hero .hero-subtitle{font-size:16px}.world-backdrop{background-position:center}.world-hero .hero-shade{background:linear-gradient(180deg,#00071177 0%,#00071111 43%,transparent 60%,#03070d 100%)}}
.world-hero .hero-subtitle{color:#fff;font-weight:550;text-shadow:0 1px 3px #000,0 3px 14px #000,0 0 32px #000;padding:6px 14px;display:inline-block;background:radial-gradient(ellipse at center,#02071155,transparent 72%)}
.training-regimes{margin:12px 0 4px}.regime-row,.regime-selection{display:grid;grid-template-columns:66px 1fr;gap:10px;margin-top:7px;align-items:center;font-size:10px}.regime-row>span,.regime-selection>span{color:#626b63}.regime-row>div{display:flex;gap:2px}.regime-row>div>span{display:flex;align-items:center;justify-content:center;min-width:0;text-align:center;padding:10px 6px;background:#edece5;line-height:1.25;font-size:10px}.objective-band>div>span{background:#e5ecee;color:#58717f}.data-band>div>span:last-child{background:#f2e6de;color:#9c644b}.regime-selection>div{font-family:var(--mono);font-size:10px;color:#626b63;padding:9px 0}.behavior-figure,.rl-setup{border-top:1px solid var(--line);padding-top:28px}.behavior-legend{display:flex;justify-content:flex-end;gap:20px;font-size:11px;color:#626b63;margin-bottom:23px}.behavior-legend span{display:flex;align-items:center;gap:7px}.behavior-legend i{height:8px;width:8px;border-radius:50%;background:#a7b0aa}.behavior-legend span:last-child i{background:#d86d42}#behavior-chart{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.behavior-metric h4{font-size:14px;font-weight:500;line-height:1.3;min-height:36px;margin:0 0 8px}.behavior-metric>span{font-size:10px;color:#626b63;display:block}.behavior-metric svg{width:100%;display:block;margin-top:15px}.behavior-tick{font:10px var(--mono);fill:#626b63}.behavior-value{font:15px var(--mono)}.behavior-value.before{fill:#626b63}.behavior-value.after{fill:#ad502e}.rl-setup-grid{display:grid;grid-template-columns:1fr 1.12fr;gap:45px}.rl-setup h4{font-size:15px;font-weight:500;margin:0 0 19px}.emulator-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:4px}.emulator-grid i{aspect-ratio:1;background:#829698;border-radius:2px}.emulator-grid i.cpu-nine{background:#d6dfdf}.emulator-legend{display:flex;gap:20px;align-items:center;margin-top:14px;font-size:11px;color:#626b63}.emulator-legend>span{display:flex;align-items:center;gap:6px}.emulator-legend i{width:7px;height:7px;background:#829698}.emulator-legend>span:last-child i{background:#d6dfdf}.article #emulator-note{font-size:12px;margin:16px 0 0;line-height:1.55;color:#626b63}#discount-chart svg{width:100%;display:block}.discount-tick{font:10px var(--sans);fill:#626b63}.delay-control{display:flex;flex-direction:column;font-size:11px;color:#626b63;gap:15px;margin-top:12px}.delay-control>span{display:flex;justify-content:space-between}.delay-control input{width:100%;height:2px;accent-color:#d86d42}.discount-comparison{display:flex;justify-content:space-between;gap:15px;margin-top:19px}.discount-comparison>span{font-size:10px;color:#626b63}.discount-comparison strong{display:block;font:21px var(--mono);color:#626b63;margin-top:5px}.discount-comparison>span:last-child strong{color:#ad502e}.opponent-chart-legend{display:flex;gap:18px;align-items:center;font-size:10px;color:#626b63;margin:20px 0}.opponent-chart-legend span{display:flex;align-items:center;gap:7px}.opponent-chart-legend span:last-child{margin-left:auto}.opponent-chart-legend i{height:5px;width:14px;background:#d78561}.opponent-chart-legend span:nth-child(2) i{background:#a8b7be}.opponent-chart-row{display:grid;grid-template-columns:130px 1fr;gap:20px;align-items:center;margin:13px 0}.opponent-chart-row>span{font-size:10px;color:#626b63;line-height:1.3}.opponent-chart-row>div{display:flex;flex-direction:column;gap:3px;background:linear-gradient(90deg,#e4e6e2 1px,transparent 1px) 0 0/25% 100%;border-right:1px solid #e4e6e2}.opponent-chart-row i{display:block;height:7px;background:#d78561;border-radius:0 1px 1px 0}.opponent-chart-row i:last-child{background:#a8b7be}.article-section{padding-bottom:24px}.stage-panel{min-height:250px}.article h2{margin-bottom:25px}
@media(max-width:800px){.regime-row,.regime-selection{grid-template-columns:53px 1fr;gap:7px;font-size:9px}.regime-row>div>span{font-size:9px;padding:9px 3px}.regime-selection>div{font-size:9px}.rl-setup-grid{gap:24px}.behavior-metric h4{font-size:13px}.behavior-legend{font-size:10px}.world-hero .hero-subtitle{font-size:19px}}
@media(max-width:540px){#behavior-chart{grid-template-columns:1fr;gap:20px}.behavior-metric{display:grid;grid-template-columns:1fr 1.65fr;column-gap:15px;align-items:center}.behavior-metric h4{grid-column:1;grid-row:1;font-size:13px;min-height:0;align-self:end}.behavior-metric>span{grid-column:1;grid-row:2;font-size:9px;align-self:start}.behavior-metric svg{grid-column:2;grid-row:1/3;margin:0}.behavior-value{font-size:17px}.behavior-tick{font-size:12px}.rl-setup-grid{grid-template-columns:1fr;gap:35px}.emulator-grid{grid-template-columns:repeat(16,1fr)}.emulator-panel{max-width:100%}.horizon-panel{padding-top:24px;border-top:1px solid var(--line)}.discount-comparison strong{font-size:25px}.regime-row>div>span{font-size:8px;min-height:32px}.regime-selection>div{font-size:8px}.regime-row,.regime-selection{grid-template-columns:45px 1fr}.opponent-chart-row{grid-template-columns:100px 1fr;gap:12px}.opponent-chart-row>span{font-size:9px}.opponent-chart-legend{gap:12px;font-size:9px}.world-hero .hero-subtitle{font-size:18px}.stage-panel{min-height:300px}}

/* Audit fixes: aligned time axes and readable secondary labels. */
.section-label,.stage-tabs button[aria-selected=true]>span,.toc nav a.active span,.mobile-contents nav span{color:#ad502e}
.toc nav a span{opacity:1}
.curve-metrics button{opacity:1;color:#626b63}
.curve-metrics button[aria-pressed=false] i{opacity:.65}
.article figcaption,.article .figure-note{font-size:12px;line-height:1.65;color:#626b63}
.regime-row,.regime-selection{grid-template-columns:var(--plot-left,53px) minmax(0,1fr);column-gap:0;padding-right:var(--plot-right,20px)}
.regime-row>div{gap:0;min-width:0}
.regime-row>div>span{box-sizing:border-box;border-right:2px solid var(--paper);padding:10px 4px;overflow-wrap:anywhere}
.regime-row>div>span:last-child{border-right:0}
.regime-row>span,.regime-selection>span{font-size:9px;padding-right:3px}
.regime-selection>div{overflow-wrap:anywhere}
select:focus-visible{outline:2px solid #ad502e;outline-offset:4px}
input[type=range]{min-height:24px;margin-block:0}
@media(max-width:540px){
.regime-row>span,.regime-selection>span{font-size:8px}
.regime-row>div>span{padding:8px 2px}
.article figcaption,.article .figure-note{font-size:11px}
}

.data-band>div>span:last-child{color:#82452e}
.objective-band>div>span{color:#466d86}
.curve-metrics [data-curve-metric=weightedNll] i{background:#c45c36}
.behavior-legend span:first-child i{background:#718277}
.opponent-chart-row i,.opponent-chart-legend i{background:#c45c36}
.opponent-chart-row i:last-child,.opponent-chart-legend span:nth-child(2) i{background:#718897}
.emulator-grid i,.emulator-legend i{box-shadow:inset 0 0 0 1px #62746a}
.waffle i:not(.win),.waffle-legend i.loss{box-shadow:inset 0 0 0 1px #62746a}
.checkpoint-row:not(.supervised):not(.featured) .bar-fill{background:#82929b}

/* Center the hero invitation while retaining the desktop caption. */
.world-hero .hero-bottom{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}
.world-hero .hero-bottom .explore-link{grid-column:2;justify-self:center}
.world-hero .hero-bottom>span{grid-column:3;justify-self:end;white-space:nowrap}
@media(max-width:800px){.world-hero .hero-bottom{grid-template-columns:1fr}.world-hero .hero-bottom .explore-link{grid-column:1;width:100%;justify-content:center}}

/* Definitions stay alongside the objective at every viewport size. */
.stage-panel{grid-template-columns:minmax(0,1fr) 185px;gap:34px}
.stage-explanation{min-width:0}
.stage-formula{background:#eeeee7;border:1px solid #dedfd6;padding:23px 16px;border-radius:3px;margin:21px 0;font-size:22px;color:#233c47;overflow-x:auto}
.stage-formula math{margin:0;font-family:STIX Two Math,Cambria Math,serif;font-size:1em}
.objective-definitions{margin:0 0 23px;font-size:12px;line-height:1.65}
.objective-definitions>div{display:grid;grid-template-columns:74px minmax(0,1fr);gap:16px;padding:10px 0;border-bottom:1px solid #dedfd966}
.objective-definitions dt{font-family:Georgia,serif;font-size:15px;color:#233c47}
.objective-definitions dd{margin:0;color:#485052}
.stage-result{align-self:start}
.loss-demo{margin-top:32px;padding-top:24px;border-top:1px solid var(--line);font-size:12px}
.loss-demo label{display:block;line-height:1.5;color:var(--ink)}
#action-probability-label{display:block;font-size:25px;margin:12px 0 4px;font-variant-numeric:tabular-nums}
#action-probability{width:100%;margin:12px 0 22px;accent-color:var(--blue);cursor:ew-resize}
.loss-demo-meter{height:6px;background:#e1e4de;overflow:hidden;border-radius:4px}
.loss-demo-meter span{display:block;height:100%;background:var(--orange)}
.loss-demo-result{font-size:28px;line-height:1.4;margin-top:12px;font-variant-numeric:tabular-nums}
.loss-demo-result span{font-size:12px;color:var(--muted)}
.stage-panel .loss-demo p{font-size:11px;line-height:1.6;color:var(--muted)}
.article .optimizer-note{border-left:2px solid var(--line);padding-left:22px;font-size:14px}
.brand img{filter:none!important}
@media(max-width:600px){
 .stage-panel{grid-template-columns:1fr;gap:22px}
 .stage-result{display:block;border-left:0;border-top:1px solid var(--line);padding:22px 0 0}
 .stage-result>strong{margin:10px 0}
 .stage-result small{margin-top:10px}
 .loss-demo{max-width:340px;margin-top:25px}
 .stage-formula{font-size:20px;padding:22px 12px}
 .objective-definitions>div{grid-template-columns:59px minmax(0,1fr);gap:12px}
 .objective-definitions dd{font-size:12px}
}

/* Shared navigation leaves the paper shortcut beside the original title. */
.world-hero .hero-paper-link {
  display: inline-flex;
  align-items: center;
  margin-top: 18px;
  font-size: 12px;
  color: #fff;
  background: #03101c88;
}