:root{color-scheme:light;--paper:#f5f4ef;--ink:#252c27;--muted:#7a8076;--line:#dedfd5;--orange:#d4532c;--green:#48604c;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--sans:"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:14px}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}button:focus-visible,a:focus-visible{outline:3px solid #d4532c;outline-offset:4px}[hidden]{display:none!important}main{max-width:1216px;margin:auto;padding:0 48px}header{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-weight:700;letter-spacing:1px;text-decoration:none;color:inherit}.brand-icon{background:var(--ink);color:var(--paper);width:33px;height:33px;display:grid;place-items:center;font-family:Georgia,serif;font-size:29px;line-height:1;border-radius:7px;padding-bottom:6px}.brand-sub{font-weight:400;color:var(--muted);font-size:12px;letter-spacing:2px}.connection{font-size:11px;display:flex;align-items:center;gap:7px;color:var(--muted)}.connection:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--muted)}.connection.ready:before{background:#6d885c}.intro{padding:48px 0 32px}.eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:1.5px;color:var(--muted)}h1{font-weight:600;font-size:38px;letter-spacing:-1.5px;margin:16px 0 12px}h1>span{color:var(--orange)}.intro p{color:var(--muted);margin:0;line-height:1.7}.input-panel{padding:23px 25px;background:#fffefa;border:1px solid var(--line);border-radius:12px;box-shadow:0 4px 14px #282d2203}label{display:block;font-size:12px;font-weight:600;margin-bottom:12px}.input-row{display:flex;gap:12px}.input-row input{width:100%;min-width:0;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;font-family:var(--mono);font-size:27px;padding:6px 0 13px;color:var(--ink);outline:none}.input-row input:focus{border-color:var(--orange)}.primary{flex-shrink:0;background:var(--orange);color:#fff;border:0;border-radius:7px;padding:0 25px;font-size:13px;font-weight:600;min-height:48px}.primary span{margin-left:25px;font-size:20px;font-weight:400}.primary:hover{background:#bf4622}.stop{border:1px solid var(--line);background:transparent;border-radius:7px;padding:0 16px;white-space:nowrap}.input-meta{display:flex;justify-content:space-between;gap:12px;margin-top:17px;color:var(--muted);font-size:11px;align-items:center}.examples{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.examples>span{margin-right:3px}.examples button{border:1px solid var(--line);border-radius:4px;color:#626a60;background:transparent;padding:3px 9px;font-size:10px}.examples button:hover{background:var(--paper);border-color:#aaa}.run-bar{display:flex;justify-content:space-between;margin:24px 0 14px;font-size:11px;color:var(--muted);gap:12px}.mono{font-family:var(--mono)}.workspace{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);gap:20px}.comparison{min-width:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fffefa}.prediction{padding:24px 25px 17px;background:#ecefe5;min-height:236px}.section-top{display:flex;align-items:center;justify-content:space-between}h2{font-size:12px;letter-spacing:.5px;font-weight:600;margin:0}.tiny-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);margin-right:7px;vertical-align:2px}.tag{border:1px solid #cdd4c5;border-radius:4px;padding:2px 6px;color:var(--green);font-size:10px}.digits{display:flex;align-items:flex-end;justify-content:flex-start;gap:7px;overflow-x:auto;padding:28px 0 14px;min-height:119px}.placeholder{font-size:58px;line-height:1;color:#bac2b2;font-family:var(--mono)}.digit{display:flex;flex-direction:column;align-items:center;flex-shrink:0;border:1px solid transparent;border-bottom:2px solid #cbd3c3;background:#f9faf4;color:var(--green);border-radius:5px;padding:9px 11px 6px;min-width:44px;transition:background .15s,border-color .15s}.digit .number{font-family:var(--mono);font-size:39px;line-height:1.05}.digit small{font-size:9px;color:#8a9381;margin-top:7px}.digit:hover{background:#fff}.digit.selected{border-color:var(--orange);color:var(--orange);background:#fff8f0}.digit.end .number{font-size:12px;line-height:41px}.digit.end{background:transparent;border:1px dashed #b6c0ae;min-width:48px}.digit.sign .number{font-size:28px}.prediction-note{text-align:right;color:#7d8974;font-size:10px;min-height:15px;line-height:1.6}.direction{display:flex;justify-content:space-between;border-top:1px solid #d5dbcd;margin-top:18px;padding-top:12px;color:#8b9483;font-size:10px}.truth{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:27px 25px}.truth p{font-size:10px;color:var(--muted);margin:7px 0 0}.actual{font-family:var(--mono);font-size:31px;letter-spacing:-1px;overflow-wrap:anywhere;min-width:0;text-align:right}.comparison-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:14px 25px;font-size:10px;color:var(--muted)}.verdict{white-space:nowrap;background:#efefe9;padding:4px 7px;border-radius:4px}.verdict.good{background:#e7eddf;color:#476041}.verdict.bad{background:#f9e8dc;color:#b45b37}.inspector{background:#fffefa;border:1px solid var(--line);border-radius:12px;padding:24px;min-width:0}.detail-empty{text-align:center;padding:46px 0 25px;color:var(--muted)}.inspect-symbol{font-size:52px;color:#a8b09f;font-family:Georgia,serif;font-weight:400}.detail-empty h3{font-size:13px;color:#586250;font-weight:500;margin:12px 0}.detail-empty p{font-size:11px;line-height:1.8;margin:0}.detail-heading{display:flex;align-items:center;justify-content:space-between;margin:19px 0 14px}.detail-heading>span{font-size:12px;color:var(--muted)}.detail-heading>strong{font-family:var(--mono);font-size:34px;font-weight:500;color:var(--orange)}.confidence{display:flex;justify-content:space-between;padding:12px;background:#f3f3ec;border-radius:5px;font-size:11px}.confidence strong{font-family:var(--mono);font-size:13px}.top-label{display:flex;justify-content:space-between;margin:23px 0 12px;font-size:9px;color:var(--muted);letter-spacing:.5px}.candidate{display:grid;grid-template-columns:28px 1fr 46px;align-items:center;gap:9px;margin:14px 0;font-family:var(--mono);font-size:11px}.candidate .bar{height:5px;background:#ededE5;border-radius:2px;overflow:hidden}.candidate .fill{height:100%;background:#a7b39c;border-radius:2px}.candidate:first-child .fill{background:var(--orange)}.candidate .prob{text-align:right}.detail-footnote{font-size:10px;line-height:1.7;color:#93978e;margin:23px 0 0}.trace-section{margin:29px 0 42px}.trace-header{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px}.trace-header h2{color:var(--ink)}#step-count,#draw-step-count{font-family:var(--mono);font-size:10px;color:var(--muted);margin-left:7px}.trace{display:flex;gap:10px;overflow-x:auto;padding:16px 0 6px;min-height:78px}.trace-empty{font-size:12px;color:#a1a697;margin:10px 0}.trace-step{position:relative;flex-shrink:0;border:1px solid var(--line);border-radius:6px;background:transparent;min-width:106px;text-align:left;padding:9px 12px;color:var(--ink)}.trace-step:hover,.trace-step.selected{border-color:var(--orange);background:#fff8ef}.trace-step .trace-place{font-size:9px;color:var(--muted);display:flex;justify-content:space-between;gap:20px}.trace-value{font-family:var(--mono);font-size:20px;margin:6px 0 0;display:block}.trace-value small{font-size:9px;margin-left:7px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:21px 0 30px;display:flex;justify-content:space-between;gap:16px;color:#8d9287;font-size:9px;line-height:1.8}footer>span:first-child{font-family:var(--mono);letter-spacing:.7px}footer i{font-style:normal;margin:0 7px}.alert{padding:13px 17px;border:1px solid #e6c6b0;border-radius:6px;background:#fff1e7;color:#9c4a28;font-size:12px;line-height:1.7}.busy #run-status:before{content:"";display:inline-block;width:6px;height:6px;background:var(--orange);border-radius:50%;margin-right:7px;animation:pulse 1.2s infinite}@keyframes pulse{50%{opacity:.2}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media(min-width:1450px){main{padding-top:15px}.intro{padding-top:60px}}@media(max-width:800px){main{padding:0 24px}.workspace{grid-template-columns:1fr}.inspector{min-height:250px}.detail-empty{padding:14px 0}.input-meta{align-items:flex-start;flex-direction:column}h1{font-size:32px}.intro{padding-top:35px}.actual{font-size:27px}footer{flex-direction:column;gap:3px}.inspector .detail-footnote{margin-top:18px}}@media(max-width:480px){main{padding:0 16px}header{height:76px}.brand-sub{display:none}.intro{padding:30px 0 25px}h1{font-size:27px}.intro p{font-size:12px}.input-panel{padding:18px}.input-row{flex-wrap:wrap}.input-row input{font-size:22px;flex-basis:100%}.primary{flex:1;min-height:44px}.stop{min-height:44px}.prediction,.inspector{padding:20px}.truth{padding:23px 20px}.comparison-footer{padding:13px 20px;align-items:flex-start}.truth h2{white-space:nowrap}.truth p{max-width:80px;line-height:1.5}.digit{padding-left:9px;padding-right:9px}.digit .number{font-size:33px}.trace-header>span{font-size:9px}.run-bar{font-size:10px}}

/* Keep the leftmost digits reachable when a long prediction overflows. */
.digits>:first-child{margin-left:auto}
.mode-controls{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:25px;padding-bottom:20px;border-bottom:1px solid var(--line)}.mode-switch{display:flex;gap:3px;background:#efefe8;padding:4px;border-radius:7px}.mode-switch button{border:0;background:transparent;color:var(--muted);font-size:12px;padding:9px 13px;border-radius:5px}.mode-switch button[aria-pressed=true]{background:#fffefa;color:var(--ink);box-shadow:0 1px 4px #252c2710}.context-toggle{display:flex;align-items:center;gap:9px;font-size:11px;color:#626a60;font-weight:400;margin:0;cursor:pointer}.context-toggle input{accent-color:var(--orange);width:16px;height:16px;margin:0}.range-control{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:16px 0 0}.range-control label{margin:0;font-size:11px;font-weight:400}.range-control input{width:150px;max-width:100%;border:1px solid var(--line);border-radius:5px;background:var(--paper);font-family:var(--mono);padding:8px 10px;color:var(--ink)}.range-control>span{color:var(--muted);font-size:10px}.noul-display{min-height:135px;display:flex;flex-direction:column;align-items:flex-end;justify-content:center;gap:10px;padding:18px 0}.noul-display>span{color:var(--muted);font-size:10px}.noul-display strong{font-family:var(--mono);font-size:34px;color:var(--green);font-weight:500;overflow-wrap:anywhere;max-width:100%;text-align:right}.first-error{width:100%;text-align:left;color:#ad402c;border:1px solid #e7bbac;background:#fff0e8;padding:13px 17px;margin:0 0 14px;border-radius:7px;font-size:12px}.judgment-list{display:flex;flex-direction:column;gap:7px;margin-top:15px;max-height:540px;overflow:auto;padding:2px}.judgment-row{display:grid;grid-template-columns:28px minmax(0,1fr) minmax(40px,auto) 80px 66px;align-items:center;gap:15px;text-align:left;border:1px solid var(--line);border-radius:7px;background:#fffefa;padding:13px 16px;color:var(--ink)}.judgment-row:hover,.judgment-row.selected{border-color:var(--orange);background:#fff9ef}.step-index{font-family:var(--mono);font-size:11px;color:var(--muted)}.step-description{display:flex;flex-direction:column;gap:6px;min-width:0}.step-description strong{font-weight:500;font-size:12px;overflow-wrap:anywhere}.step-description small{font-family:var(--mono);font-size:10px;color:var(--muted);overflow-wrap:anywhere}.step-answer{font-size:14px;font-weight:500}.step-probability{font-family:var(--mono);font-size:11px;text-align:right;color:var(--muted)}.step-verdict{font-size:10px;padding:5px 7px;border-radius:4px;text-align:center}.good{color:#476041}.step-verdict.good{background:#edf1e6}.bad{color:#ad402c}.step-verdict.bad{background:#fbe8df}.judgment-row.first-wrong{border-left:3px solid #bd4b34}.digit.first-wrong{box-shadow:0 0 0 2px #bd4b343d}.detail-question{font-size:11px;line-height:1.7;color:var(--muted);margin:0 0 15px}.detail-correct{font-size:11px;line-height:1.7;border-top:1px solid var(--line);padding-top:15px;margin-top:20px}.detail-heading>strong{font-size:27px}.candidate{grid-template-columns:38px 1fr 46px}.trace-header{gap:15px}.trace-header>span{text-align:right;line-height:1.7}.intro{padding-top:35px}.trace-section{margin-bottom:30px}@media(max-width:800px){.mode-controls{align-items:flex-start;flex-direction:column;gap:15px}.judgment-row{gap:10px;grid-template-columns:24px minmax(0,1fr) 40px 66px 60px;padding:12px}.noul-display strong{font-size:29px}}@media(max-width:480px){.mode-switch{width:100%}.mode-switch button{flex:1;font-size:11px;padding:9px 6px}.judgment-row{grid-template-columns:22px minmax(0,1fr) 48px;gap:10px}.step-probability{grid-column:2;text-align:left}.step-verdict{grid-column:3}.step-answer{text-align:right}.trace-header{align-items:flex-start}.trace-header>span{max-width:150px;font-size:9px}.noul-display strong{font-size:25px}}

.settings-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;margin-top:16px;min-height:34px}.settings-row .context-toggle{min-height:34px;font-size:12px}.settings-row .range-control{padding:0;min-height:34px}.settings-row .range-control label{font-size:12px}.settings-row .examples{margin-left:auto}.prediction-note:empty{display:none}.intro h1{margin:0}.intro{padding:36px 0 28px}.prediction{min-height:202px}.detail-empty{padding-top:38px}.mode-controls{margin-bottom:21px;padding-bottom:17px}@media(max-width:480px){.settings-row .examples{margin-left:0}.intro{padding:28px 0 24px}}
.key-button{background:transparent;border:1px solid var(--line);border-radius:6px;padding:9px 12px;color:var(--ink)}.key-button:hover{background:#fffefa}#key-dialog{width:min(420px,calc(100% - 32px));padding:26px;border:1px solid var(--line);border-radius:12px;background:#fffefa;color:var(--ink);box-shadow:0 18px 60px #252c2726}#key-dialog::backdrop{background:#252c2759}#key-dialog h2{font-size:16px;letter-spacing:0}#key-dialog label{margin-top:25px}.key-close{border:0;background:transparent;color:var(--muted);font-size:25px;line-height:1;padding:0 3px}#api-key{width:100%;border:1px solid var(--line);border-radius:6px;padding:12px;background:var(--paper);font-family:var(--mono);font-size:13px;color:var(--ink)}#api-key:focus{outline:2px solid var(--orange);outline-offset:2px}#key-note{font-size:11px;color:var(--muted);margin:12px 0 24px}.key-actions{display:flex;justify-content:space-between;gap:12px}.key-actions .stop{min-height:42px}.key-actions .primary{min-height:42px}.key-error{font-size:12px;color:#ad402c;line-height:1.6}
.mode-switch{flex-shrink:0}.mode-description{margin:0;max-width:480px;color:#777e71;font-size:12px;line-height:1.75}@media(max-width:800px){.mode-controls{gap:10px}.mode-description{max-width:none}}
.intro .tagline{margin:11px 0 0;font-size:14px;color:#777e71;line-height:1.7}

footer{justify-content:flex-start;align-items:center;gap:14px}.github-link{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;color:#777e71;border-radius:5px;flex-shrink:0}.github-link:hover{color:var(--ink);background:#e9ebe2}@media(max-width:800px){footer{flex-direction:row;flex-wrap:wrap;gap:8px}}


/* Brief result feedback; the overlay never intercepts a click or changes layout. */
.result-effect{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:20}
.confetti-piece,.oops-mark{position:absolute;display:block;opacity:0;animation-delay:var(--delay);animation-fill-mode:both}
.confetti-piece{animation-name:confetti-flight;animation-duration:1700ms;animation-timing-function:linear}
.oops-mark{font-family:var(--mono);font-size:27px;font-weight:600;color:#bd765b;animation-name:oops-float;animation-duration:800ms;animation-timing-function:cubic-bezier(.22,.61,.36,1)}
.result-celebrate .prediction{animation:result-lift 300ms cubic-bezier(.22,.61,.36,1)}
.result-oops{animation:result-shake 300ms ease-in-out}
@keyframes confetti-flight{
  0%{opacity:0;transform:translate3d(0,0,0) rotate(0deg)}
  8%{opacity:1}
  30%{opacity:1;transform:translate3d(var(--peak-x),var(--rise),0) rotate(calc(var(--turn) * .3))}
  75%{opacity:1}
  100%{opacity:0;transform:translate3d(var(--dx),var(--fall),0) rotate(var(--turn))}
}
@keyframes oops-float{
  0%{opacity:0;transform:translate3d(0,0,0) rotate(0deg)}
  25%{opacity:.85}
  65%{opacity:.85;transform:translate3d(var(--dx),var(--rise),0) rotate(var(--turn))}
  100%{opacity:0;transform:translate3d(var(--dx),var(--fall),0) rotate(var(--turn))}
}
@keyframes result-lift{0%,100%{transform:translateY(0)}45%{transform:translateY(-3px)}}
@keyframes result-shake{0%,100%{transform:translateX(0) rotate(0)}25%{transform:translateX(-4px) rotate(-.35deg)}55%{transform:translateX(4px) rotate(.35deg)}80%{transform:translateX(-2px) rotate(-.15deg)}}
@media(prefers-reduced-motion:reduce){.result-effect{display:none}.result-celebrate .prediction,.result-oops{animation:none}}

/* Language and search controls stay compact, but can wrap on narrow screens. */
.header-actions{display:flex;align-items:center;gap:12px}
.noul-settings{display:flex;align-items:center;flex-wrap:wrap;gap:12px 20px;flex:1}.strategy-switch{display:flex;flex-shrink:0;gap:3px;background:#efefe8;border-radius:6px;padding:3px}.strategy-switch button{border:0;border-radius:4px;background:transparent;color:var(--muted);padding:7px 10px;font-size:11px}.strategy-switch button[aria-pressed=true]{background:#fffefa;color:var(--ink);box-shadow:0 1px 4px #252c2710}.noul-settings .range-control{flex:1}.noul-settings .range-control input{width:110px}.judgment-list{position:relative}.candidate{grid-template-columns:minmax(55px,auto) minmax(35px,1fr) 46px}.detail-heading{gap:12px}.detail-heading>strong{font-size:clamp(18px,2vw,27px);overflow-wrap:anywhere;max-width:60%;text-align:right}.section-top{gap:10px}.tag{flex-shrink:0}.comparison-footer{flex-wrap:wrap}.step-verdict{overflow-wrap:anywhere}.run-bar>span{min-width:0;overflow-wrap:anywhere}#run-meta{text-align:right;flex-shrink:0}.mode-switch button{white-space:normal}.key-button{text-align:left}
@media(max-width:1000px){.brand-sub{display:none}.mode-controls{align-items:flex-start;flex-direction:column}.judgment-row{grid-template-columns:28px minmax(0,1fr) minmax(60px,auto) 70px 80px}}
@media(max-width:480px){header{gap:10px;height:auto;min-height:76px;padding:14px 0;flex-wrap:wrap}.header-actions{gap:8px;margin-left:auto}.brand{gap:7px}.key-button{max-width:130px;font-size:10px;padding:8px}.noul-settings{gap:12px;flex-basis:100%}.noul-settings .range-control{flex-basis:100%}.judgment-row{grid-template-columns:22px minmax(0,1fr) minmax(65px,auto)}.run-bar{flex-wrap:wrap}.candidate{grid-template-columns:minmax(65px,auto) minmax(35px,1fr) 46px}.mode-switch button{min-width:0}.tag{max-width:50%;overflow-wrap:anywhere}.input-row .primary span{margin-left:15px}}

/* Shared header button treatment, with a paper-toned language menu. */
.header-actions{align-items:stretch}.header-actions>.key-button{min-height:36px}
.language-picker{position:relative;display:flex}
.language-button{width:36px;min-height:36px;padding:8px;display:grid;place-items:center;flex-shrink:0}
.language-button[aria-expanded=true]{background:#fffefa;border-color:#aaaf9f}
.language-menu{position:absolute;top:calc(100% + 8px);right:0;z-index:30;width:174px;max-width:calc(100vw - 32px);padding:5px;background:#fffefa;border:1px solid var(--line);border-radius:9px;box-shadow:0 8px 24px #252c2714}
.language-menu button{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;min-height:38px;padding:9px 11px;border:0;border-radius:5px;background:transparent;text-align:left;color:var(--ink);font-size:12px;line-height:1.5}
.language-menu button:hover,.language-menu button:focus-visible{background:#efefe8;outline:none}
.language-menu button[aria-checked=true]{color:var(--orange);background:#fff4e9}
.language-menu button[aria-checked=true]::after{content:'✓';font-size:13px}
.language-menu button[aria-checked=true]:focus-visible{outline:1px solid var(--orange);outline-offset:-1px}
@media(max-width:480px){.language-menu button{min-height:42px}.language-button{padding:8px}}

/* Both header controls inherit the same ink, including the globe's stroke. */
.header-actions .key-button{color:var(--ink)}
/* Shared grid tracks reserve the larger mode's space without fixed heights. */
.mode-description{display:grid;width:480px;flex:0 1 480px;text-align:right;align-self:center}.mode-description>span{grid-area:1 / 1;align-self:center}
.mode-description>span[hidden]{display:block!important;visibility:hidden}
.settings-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start}
.mode-settings{display:grid;min-width:0;align-items:start}
.mode-settings>#context-control,.mode-settings>#range-control{grid-area:1 / 1;min-width:0}
.mode-settings>#context-control[hidden],.mode-settings>#range-control[hidden]{display:flex!important;visibility:hidden;pointer-events:none}
.settings-row .context-toggle{justify-self:start;gap:9px;min-height:36px;padding:9px 12px;border:0;border-radius:6px;background:#efefe8;color:var(--muted);font-size:11px;line-height:18px;max-width:100%}
.context-toggle:has(input:checked){background:#efefe8;color:var(--ink)}
.context-toggle:hover{background:#e9ebe2}.context-toggle:has(input:disabled){opacity:.55;cursor:wait}
.context-toggle input{appearance:none;position:relative;flex:0 0 15px;width:15px;height:15px;margin:0;border:1px solid #b8bfb0;border-radius:4px;background:#fffefa;cursor:inherit}
.context-toggle input:checked{background:var(--green);border-color:var(--green)}
.context-toggle input:checked::after{content:'';position:absolute;left:4px;top:1px;width:4px;height:8px;border:solid #fffefa;border-width:0 1.5px 1.5px 0;transform:rotate(45deg)}
.context-toggle input:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.noul-settings .strategy-switch,.settings-row .range-control{min-height:36px}
.settings-row .examples{align-self:start;min-height:36px;margin-left:0;justify-content:flex-end}
.examples-label{font-size:10px;color:var(--muted);white-space:nowrap}
@media(max-width:1100px){.settings-row{grid-template-columns:minmax(0,1fr)}.settings-row .examples{justify-content:flex-start;min-height:24px}}
@media(forced-colors:active){.context-toggle input{appearance:auto}.context-toggle input:checked::after{display:none}}

@media(max-width:1000px){.mode-description{width:100%;max-width:none;flex:none;text-align:left;align-self:stretch}}

/* Experiments share the calculator's paper, ink and restrained orange accent. */
.page-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line)}
.page-tabs button{position:relative;min-height:54px;padding:0 2px;border:0;background:none;color:var(--muted);font-size:13px}
.page-tabs button[aria-selected=true]{color:var(--ink);font-weight:600}
.page-tabs button[aria-selected=true]:after{position:absolute;content:"";height:2px;bottom:-1px;left:0;right:0;background:var(--orange)}
.chat-workspace{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(280px,1fr);gap:24px;margin:0 0 28px;align-items:start}
.chat-thread{display:flex;flex-direction:column;height:calc(100dvh - 330px);min-height:440px;max-height:860px;border:1px solid var(--line);background:#fffefa;border-radius:12px;overflow:hidden}
.chat-toolbar{display:flex;justify-content:space-between;align-items:center;padding:16px 22px;border-bottom:1px solid var(--line)}
.chat-toolbar h2{font-size:15px;font-weight:600;letter-spacing:0;margin:0}
.chat-messages{flex:1;overflow-y:auto;min-height:100px;padding:26px 26px 12px;overscroll-behavior:contain}
.chat-empty{display:grid;place-items:center;height:85%;margin:0;color:var(--muted);font-size:13px}
.chat-user{margin:0 0 26px auto;max-width:85%;width:fit-content;padding:12px 16px;border-radius:12px 12px 3px 12px;background:#eeefe7;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.75}
.chat-assistant{margin:0 0 28px}
.chat-author{font-family:var(--mono);font-size:10px;letter-spacing:1px;color:var(--muted);margin-bottom:10px}
.chat-output{font-family:var(--mono);font-size:17px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;min-height:32px}
.chat-character{display:inline;appearance:none;border:0;border-radius:2px;padding:3px 0;margin:0;background:transparent;color:var(--ink);font:inherit;white-space:pre-wrap;cursor:pointer}
.chat-character:hover{background:#eeefe7}.chat-character.selected{background:#f5d8c9;color:#963719;box-shadow:0 2px 0 var(--orange)}
.chat-character:focus-visible{outline-offset:1px;outline-width:2px}
.chat-newline{color:var(--muted);font-size:12px}
.chat-end{font-size:10px;vertical-align:middle;margin-left:9px;padding:3px 6px;color:var(--muted);border:1px solid var(--line);line-height:1.3}
.chat-message-meta{color:var(--muted);font-size:10px;margin:10px 0 0}
.chat-composer{border-top:1px solid var(--line);padding:16px 20px;background:#fffefa}
.chat-composer textarea{display:block;resize:vertical;min-height:62px;max-height:180px;width:100%;font:inherit;line-height:1.65;background:transparent;border:0;outline:none;color:var(--ink);padding:3px 0}
.chat-composer:focus-within{box-shadow:inset 0 2px 0 #d4532c55}.chat-composer textarea::placeholder{color:var(--muted)}
.chat-composer-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:9px}
.chat-composer-actions label{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:10px;font-weight:400;margin:0}
.chat-composer-actions select{border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink);font:inherit;font-family:var(--mono);padding:6px}
.chat-composer-actions .primary,.chat-composer-actions .stop{min-height:38px;padding:0 17px}
.chat-inspector{position:sticky;top:24px;min-width:0;max-height:calc(100dvh - 330px);overflow:auto}
.chat-detail-empty{margin:50px 0;color:var(--muted);font-size:12px;line-height:1.8;text-align:center}
#chat-candidates{max-height:290px;overflow:auto;padding-right:6px}
#chat-candidates .candidate{grid-template-columns:minmax(45px,auto) minmax(30px,1fr) 48px}
#chat-candidates .chosen{color:var(--orange)}
.draw-page{padding:35px 0;min-height:55vh}.draw-page p{color:var(--muted)}
.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}
@media(max-width:800px){.chat-workspace{grid-template-columns:1fr;gap:18px}.chat-thread{height:65dvh;min-height:410px;max-height:700px}.chat-inspector{position:static;max-height:none}.chat-detail-empty{margin:20px 0}.chat-messages{padding:20px}.chat-composer{padding:14px 18px}#chat-candidates{max-height:240px}}
@media(max-width:480px){.chat-workspace{margin:0 0 18px}.page-tabs{gap:26px}.chat-output{font-size:16px}.chat-thread{min-height:390px}.chat-user{max-width:92%}.chat-toolbar{padding:12px 18px}}

.request-input{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);min-width:0}
.request-input summary{font-size:11px;color:var(--muted);cursor:pointer;width:fit-content;padding:4px 0}
.request-input summary:hover,.request-input[open] summary{color:var(--orange)}
.request-input summary:focus-visible,.request-input pre:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.request-input pre{margin:12px 0 0;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:6px;max-height:360px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font-family:var(--mono);font-size:11px;line-height:1.65;tab-size:2}
.request-input code{font:inherit}

/* Pixel drawing uses the same paper panels and judgment rows as Calculator. */
.draw-page{padding:0 0 30px}
.draw-input-row{display:flex;align-items:stretch;gap:12px}
.draw-input-row textarea{flex:1;min-width:0;min-height:76px;max-height:200px;resize:vertical;padding:12px 14px;border:1px solid var(--line);border-radius:6px;background:var(--paper);font:inherit;line-height:1.65;color:var(--ink)}
.draw-input-row textarea:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.draw-input-row .primary,.draw-input-row .stop{align-self:center;min-height:44px}
.draw-settings{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:22px}
.draw-settings label{display:flex;align-items:center;gap:16px;margin:0;font-size:12px;font-weight:400;color:var(--muted)}
.draw-settings output{font-family:var(--mono);font-size:13px;color:var(--ink);min-width:65px}
.draw-settings input{flex:1;min-width:100px;max-width:300px;accent-color:var(--orange);height:24px;margin:0;cursor:pointer}
.draw-settings input:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.draw-settings>span{font-size:10px;color:var(--muted)}
.draw-canvas-panel{padding:26px;border:1px solid var(--line);border-radius:12px;background:#fffefa;min-width:0}
.draw-canvas{display:grid;grid-template-columns:repeat(var(--draw-size),1fr);aspect-ratio:1;width:min(100%,400px);margin:25px auto;background:#ccc;border:1px solid #ccc;gap:1px}
.draw-pixel{background:#fff;min-width:0;min-height:0}.draw-pixel.black{background:#000}
.draw-pixel.selected{position:relative}.draw-pixel.selected:after{content:'';position:absolute;inset:1px;border:2px solid var(--orange);pointer-events:none}
.draw-canvas-footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:10px;color:var(--muted)}
.draw-canvas-footer>span:last-child{font-family:var(--mono);letter-spacing:1px}
.draw-workspace{align-items:start}.draw-inspector{min-width:0}.draw-inspector .detail-empty h3{font-size:13px;font-weight:400}
#draw-candidates{max-height:265px;overflow:auto;padding-right:6px}#draw-candidates .chosen{color:var(--orange)}
#draw-candidates .candidate{grid-template-columns:minmax(76px,auto) minmax(30px,1fr) 48px}
.draw-judgment{grid-template-columns:28px minmax(0,1fr) minmax(90px,auto) 80px}
#draw-meta{text-align:right}.draw-page .mode-description{min-height:42px;align-content:center}
@media(max-width:480px){.draw-input-row{flex-wrap:wrap}.draw-input-row textarea{flex-basis:100%}.draw-settings{gap:10px 14px}.draw-settings label{flex-basis:100%}.draw-settings input{max-width:none}.draw-canvas-panel{padding:20px}.draw-judgment{grid-template-columns:24px minmax(0,1fr) minmax(65px,auto)}.draw-judgment .step-probability{grid-column:2 / 4}.draw-canvas{margin:20px auto}}

/* Model and language pickers share the same button and menu surfaces. */
.provider-button{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:36px;font-size:11px;white-space:nowrap}
.provider-button svg{flex-shrink:0;color:var(--muted)}
.provider-button[aria-expanded=true]{background:#fffefa;border-color:#aaaf9f}
@media(max-width:480px){.provider-button{font-size:10px}}

@media(min-width:1450px){.chat-thread{height:calc(100dvh - 357px)}}

/* A shared note above the page panels, using the existing paper and ink palette. */
.global-notes{margin-top:22px;border:1px solid var(--line);border-radius:10px;background:#fffefa}
.notes-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:14px 22px;list-style:none;cursor:pointer;font-size:12px;font-weight:600;border-radius:10px}
.notes-heading::-webkit-details-marker{display:none}.notes-heading::marker{content:''}
.notes-heading:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.notes-subtitle{font-weight:400;color:var(--muted)}.notes-heading svg{flex-shrink:0;color:var(--muted)}
.global-notes[open]>.notes-heading svg{transform:rotate(90deg)}
.notes-content{padding:0 22px 18px}
.global-notes textarea{display:block;width:100%;min-height:66px;max-height:240px;resize:vertical;border:1px solid var(--line);border-radius:6px;padding:10px 12px;background:var(--paper);color:var(--ink);font:inherit;font-size:13px;line-height:1.6}
.global-notes textarea::placeholder{color:var(--muted)}.global-notes textarea:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.global-notes textarea:disabled{opacity:.65;cursor:wait}.global-notes p{margin:9px 0 0;color:var(--muted);font-size:11px;line-height:1.6}
@media(max-width:480px){.global-notes{margin-top:16px}.notes-heading{padding:14px 15px;gap:8px}.notes-content{padding:0 15px 15px}}

.chat-toolbar{gap:12px;flex-wrap:wrap}
.chat-toolbar-title{display:flex;align-items:center;gap:18px;min-width:0}
.chat-mode-switch{flex-shrink:0}
.chat-mode-switch button{padding:6px 11px;font-size:11px;white-space:nowrap;flex:0 0 auto}
#chat-search-details{margin-bottom:18px}
#chat-search-details label{font-size:11px;color:var(--muted)}
#chat-decision{width:100%;min-width:0;padding:9px;border:1px solid var(--line);border-radius:5px;background:var(--paper);color:var(--ink);font:inherit;font-size:12px}
#chat-branch-note{line-height:1.7;overflow-wrap:anywhere}
.chat-toolbar-title{flex-wrap:wrap}
#chat-candidates .candidate>span:first-child{overflow-wrap:anywhere}
@media(max-width:480px){.chat-toolbar-title{gap:12px}.chat-mode-switch{width:auto}.chat-mode-switch button{padding:6px 10px}}