:root{color-scheme:dark;--bg:#10141e;--panel:#161c28;--ink:#f3f5ec;--dim:#a9b5c6;--line:#334152;--mint:#87ffcc;--coral:#ff947b;--lilac:#b8a0ff;--hot:#b8a0ff;font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 15% 30%,#17332f66,transparent 55%),var(--bg);color:var(--ink)}button,select,input{font:inherit}button,select{color:inherit;background:#1d2735;border:1px solid #435162;border-radius:9px;min-height:44px;padding:10px 16px;cursor:pointer}button:hover{border-color:var(--mint);background:#263d3c}button:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid var(--mint);outline-offset:4px}a{color:inherit;text-underline-offset:4px}.quiet{background:transparent}.primary{background:var(--mint);color:#102b23;border-color:var(--mint);font-weight:700}.primary:hover{background:#b1ffdf;color:#102b23}.square{width:45px;padding:8px}.brand{text-decoration:none;font-size:11px;font-weight:750;letter-spacing:.1em}.brand span{color:var(--dim);margin-left:16px;font-weight:400}header{max-width:1536px;margin:auto;padding:18px 4vw;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}header button{font-size:12px;min-height:36px;padding:5px 12px}main{max-width:1536px;margin:auto;padding:28px 4vw 20px}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:25px}.eyebrow{font-size:10px;letter-spacing:.14em;font-weight:650;color:var(--dim);margin:0 0 7px}h1{font-size:clamp(30px,3.35vw,54px);font-weight:580;line-height:1.03;letter-spacing:-.05em;margin:0}h1 br{display:none}em{font-style:normal;color:var(--mint)}.intro-note{font-size:13px;line-height:1.55;color:var(--dim);margin:0;text-align:right;flex-shrink:0}.control-desk{display:flex;align-items:center;gap:32px;margin-bottom:26px;flex-wrap:wrap}.temperature{flex:1;min-width:260px}.slider-label{display:flex;align-items:center;gap:13px;margin-bottom:9px}.slider-label label{font-size:10px;letter-spacing:.14em}.slider-label output{font:650 22px/1 ui-monospace,monospace;color:var(--hot)}#effect{color:var(--dim);margin-left:auto;font-size:12px}input[type=range]{display:block;width:100%;height:6px;appearance:none;background:linear-gradient(90deg,var(--mint),var(--coral),var(--lilac));border-radius:8px;cursor:ew-resize;margin:16px 0}input[type=range]::-webkit-slider-thumb{appearance:none;width:23px;height:23px;border-radius:50%;background:var(--ink);border:4px solid var(--bg);box-shadow:0 0 0 1px var(--ink),0 0 25px #9effcf66}input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--ink);border:3px solid var(--bg)}input[type=range]:focus-visible{outline:2px solid var(--mint);outline-offset:10px}.range-labels{display:flex;justify-content:space-between;font-size:10px;color:var(--dim)}.play-controls{display:flex;align-items:center;gap:8px}.play-controls button{font-size:12px}.play-controls #compare[aria-pressed=true]{color:var(--mint);border-color:var(--mint)}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{min-width:0;background:linear-gradient(135deg,#1b283072,#121722dd);border:1px solid var(--line);border-radius:16px;padding:21px 22px;overflow:hidden}.panel-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.panel-heading .eyebrow{margin:0;font-size:9px}.panel-heading>span:last-child{font-size:11px;color:var(--mint);font-variant-numeric:tabular-nums}.machine-note{display:flex;justify-content:space-between;gap:10px;font-size:12px;line-height:1.4;margin:0 0 13px}.machine-note b{color:var(--ink);font-weight:600}.machine-note span{color:var(--dim);font-size:10px}.diagram{height:400px;position:relative}.diagram svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}.diagram ol{list-style:none;margin:0;padding:0;position:absolute;inset:0;display:flex;flex-direction:column}.choice-row{height:16.6667%;display:flex;align-items:center;justify-content:space-between;position:relative}.step-number{position:absolute;left:-13px;top:4px;font:9px ui-monospace,monospace;color:#64748a}.option{width:28%;position:relative;background:#131c28;border:1px solid #354052;border-radius:7px;padding:6px 7px;min-height:41px;display:flex;flex-direction:column;justify-content:center;transition:background .2s,border-color .2s,opacity .15s;box-shadow:0 2px 12px #080d1755}.option .word{font-size:11px;font-weight:550;line-height:1.1;display:block;overflow-wrap:anywhere}.option .chance{font-size:9px;color:var(--dim);font-variant-numeric:tabular-nums;margin-top:5px}.option .bar{height:2px;position:absolute;left:7px;right:7px;bottom:3px;background:#344153;overflow:hidden}.bar i{height:100%;display:block;background:var(--color);transition:width .16s}.option.chosen{border-color:var(--color);background:color-mix(in srgb,var(--color) 13%,#131c28);box-shadow:0 0 16px color-mix(in srgb,var(--color) 10%,transparent)}.option.chosen .word{color:var(--color)}.choice-row.future .option{opacity:.48}.choice-row.active .option{opacity:1;border-style:solid}.choice-row.active .chosen{box-shadow:0 0 0 1px var(--color),0 0 25px color-mix(in srgb,var(--color) 25%,transparent)}.trail{stroke-dasharray:10 90;animation:flow 1.7s linear infinite}.graph-key{font-size:10px;color:var(--dim);margin:16px 0 0}.key-dot{display:inline-block;width:5px;height:5px;background:var(--mint);border-radius:50%;margin-right:6px;box-shadow:0 0 12px var(--mint)}.prompt-row{display:flex;gap:8px;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--line);flex-wrap:wrap}.prompt-row label{font-size:8px;letter-spacing:.1em;color:var(--dim)}.prompt-row select{font-size:12px;min-height:36px;padding:5px 8px;flex:1;min-width:130px}.prompt-row button{font-size:10px;min-height:36px;padding:5px 8px}.story ol{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-direction:column;gap:11px;min-height:358px}.sentence{display:grid;grid-template-columns:20px 1fr;align-items:start;gap:9px}.sentence>span{font:9px/2.7 ui-monospace,monospace;color:#75869b}.sentence button{padding:0;background:none;border:0;border-radius:4px;min-height:0;text-align:left;font-family:Georgia,"Times New Roman",serif;font-size:clamp(18px,1.65vw,25px);font-weight:400;line-height:1.45;color:var(--ink);cursor:pointer;transition:opacity .2s}.sentence.inspecting>span{color:var(--mint)}.sentence.current button{color:#fff}.piece{border-radius:3px;box-decoration-break:clone;-webkit-box-decoration-break:clone}.piece.alternative{background:color-mix(in srgb,var(--color) 15%,transparent);color:var(--color)}.piece.latest{animation:arrive .3s ease-out}.piece.pending{color:transparent;background:#36435566;user-select:none;display:inline-block;font-size:0;width:30px;height:9px;margin:0 3px 0 0;vertical-align:middle}.sentence.pending button{opacity:.5}.story-bottom{display:flex;gap:12px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);margin-top:17px;padding-top:10px}.story-bottom p{font-size:10px;color:var(--dim);margin:0}.story-bottom button{font-size:10px;min-height:36px;padding:5px 10px;white-space:nowrap}.model-label{font-size:10px;color:var(--dim);display:flex;justify-content:space-between;gap:10px;align-items:center;margin:12px 0}.model-label button{font-size:10px;padding:0;background:none;border:none;min-height:32px;text-decoration:underline;text-underline-offset:3px}footer{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:12px;flex-wrap:wrap;font-size:10px;color:var(--dim)}footer>a{text-decoration:none}.votes{display:flex;gap:3px}.votes button{padding:3px 9px;min-height:30px;font-size:14px}.votes button[aria-pressed=true]{color:var(--mint);border-color:var(--mint)}footer .quiet{font-size:10px;min-height:30px;padding:4px 8px;margin-left:auto}.expiry{opacity:.75}#vote-status{font-size:9px}dialog{background:#18222f;color:var(--ink);border:1px solid #51616c;border-radius:18px;width:min(610px,calc(100% - 26px));padding:28px;max-height:85vh}dialog::backdrop{background:#050a12bb;backdrop-filter:blur(8px)}.dialog-heading{display:flex;align-items:center;justify-content:space-between}dialog h2{font-size:36px;line-height:1.05;letter-spacing:-.04em;margin:14px 0 25px}dialog p,dialog li{font-size:14px;color:#c4cfdc}.explanation{padding-left:22px}.explanation li{padding:5px 0}.explanation b{color:var(--mint)}details{padding:16px 0;border-block:1px solid var(--line)}summary{cursor:pointer;font-size:14px}.formula{font:20px Georgia,serif!important;color:var(--mint)!important}.scope-note{font-size:12px!important;color:var(--dim)!important}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:20;background:var(--mint);color:#102b23;padding:12px 18px;border-radius:8px;box-shadow:0 8px 40px #0005;font-size:13px;opacity:0;pointer-events:none;max-width:90vw}.toast.show{opacity:1}.paused .trail{animation-play-state:paused}
@keyframes flow{to{stroke-dashoffset:-100}}@keyframes arrive{from{background:#87ffcc88}to{background:transparent}}
@media(min-width:1450px){.diagram{height:450px}.story ol{min-height:408px}.option .word{font-size:13px}}
@media(max-width:900px){main{padding:22px 22px 15px}header{padding:14px 22px}.intro-note{display:none}.control-desk{gap:15px}.play-controls{flex-wrap:wrap}.panel{padding:17px 16px}.option .word{font-size:10px}.story ol{gap:10px}.workspace{gap:12px}.machine-note span{max-width:100px}}
@media(max-width:680px){.brand span{display:none}h1{font-size:36px}h1 br{display:block}.intro{margin-bottom:23px}.control-desk{display:block}.play-controls{margin-top:17px}.play-controls button{font-size:11px;flex:1}.play-controls .square{flex:0 0 44px}.workspace{grid-template-columns:1fr;gap:15px}.diagram{height:350px}.option .word{font-size:11px}.machine-note span{max-width:none}.story ol{min-height:0;gap:13px}.sentence button{font-size:20px}.panel{padding:18px}.model-label{font-size:9px}.expiry{display:none}footer .quiet{margin-left:0}.story-bottom p{font-size:10px}.machine{order:1}.story{order:2}#effect{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
button:disabled{opacity:.45;cursor:default}.mobile-choice{display:none}
@media(max-width:680px){h1{font-size:31px}.intro{margin-bottom:15px}.control-desk{position:sticky;top:0;z-index:5;background:#10141ef5;padding:12px 0;margin-bottom:16px}.machine{order:2}.story{order:1}.diagram{height:460px}.mobile-choice{display:block;padding-top:8px}.mobile-choice>div:first-child{display:flex;justify-content:space-between;align-items:center;font-size:8px;letter-spacing:.07em;color:var(--dim)}.mobile-choice button{font-size:9px;min-height:32px;padding:4px 0;border:0}.mobile-choice #next-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.next-option{padding:7px;border:1px solid var(--line);border-top:2px solid var(--color);background:#172331;border-radius:5px;font-size:11px;line-height:1.25;color:var(--color)}.next-option small{display:block;font-size:9px;color:var(--dim);margin-top:6px}.story ol{margin-top:15px}.sentence button{font-size:19px}.story .prompt-row label{display:none}}
@media(max-width:360px){h1{font-size:27px}.diagram{height:510px}.play-controls button{padding-inline:8px}#effect{font-size:9px}.option .word{font-size:10px}}