:root{color-scheme:dark;--bg:#050708;--ink:#f2eddf;--muted:#b6b4ac;--line:#45443f;--accent:#ff8a24;--blue:#32b6ea;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{color:inherit;cursor:pointer}button:focus-visible,input:focus-visible,canvas:focus-visible{outline:2px solid var(--blue);outline-offset:5px}button{transition:background .18s,border-color .18s,color .18s}button:hover{color:var(--accent)}.masthead{height:119px;margin:0 28px;border-bottom:1px solid #292a28;display:flex;align-items:center;justify-content:space-between}.logo{width:112px;height:112px;object-fit:contain}.about-link{border:0;background:transparent;padding:14px 0;font-size:16px}.about-link span{margin-left:10px;color:var(--muted)}main{padding:0 28px}.intro{padding:12px 8px 20px}h1{font-family:inherit;font-size:clamp(48px,6.4vw,100px);font-weight:300;letter-spacing:-.045em;line-height:1.05;margin:0 0 8px}.intro p{margin:0 0 0 8px;font-size:clamp(18px,1.6vw,24px);color:var(--muted);font-weight:300}.lab{display:grid;grid-template-columns:minmax(0,2.8fr) minmax(290px,1fr);gap:12px;min-height:600px;height:calc(100svh - 347px);max-height:860px}.universe{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#030506;min-width:0;isolation:isolate}.universe canvas{width:100%;height:100%;display:block;touch-action:none;cursor:crosshair}.canvas-top,.canvas-bottom{position:absolute;left:27px;right:27px;display:flex;justify-content:space-between;align-items:center;gap:18px;pointer-events:none}.canvas-top{top:25px;font-size:14px;letter-spacing:.1em}.canvas-top b{color:var(--accent);font-weight:400}.status{color:var(--accent);white-space:nowrap;display:flex;align-items:center;gap:8px}.status i{display:inline-block;width:9px;height:9px;background:currentColor;border-radius:50%}.status.paused{color:var(--muted)}.canvas-bottom{bottom:23px;font-size:16px}.canvas-bottom>span{text-shadow:0 1px 5px #000}.icon-button{border:1px solid #6a6558;background:#050708b8;border-radius:7px;width:48px;height:48px;display:grid;place-items:center;pointer-events:auto;flex-shrink:0}svg{width:24px;height:24px}.controls{border:1px solid var(--line);border-radius:8px;padding:23px 26px;display:flex;flex-direction:column;background:#090a0b}h2{font:400 26px/1.2 Georgia,"Times New Roman",serif;margin:0 0 22px;letter-spacing:-.025em}.sliders{display:grid;gap:23px}.field label{display:flex;justify-content:space-between;font-size:17px;margin-bottom:12px}.field output{font-variant-numeric:tabular-nums}input[type=range]{appearance:none;width:100%;display:block;height:20px;margin:0;background:transparent;cursor:pointer;--fill:50%}input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:3px;background:linear-gradient(to right,var(--accent) var(--fill),#343634 var(--fill))}input[type=range]::-moz-range-track{height:3px;border-radius:3px;background:#343634}input[type=range]::-moz-range-progress{background:var(--accent);height:3px}input[type=range]::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);margin-top:-6.5px;border:0}input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--accent);border:0}.experiments{border-top:1px solid #343632;margin-top:24px;padding-top:22px}.experiments h2{margin-bottom:13px}.presets{display:grid;gap:9px}.presets button{display:flex;align-items:center;justify-content:space-between;text-align:left;width:100%;height:46px;padding:0 16px;border:1px solid #696457;border-radius:7px;background:transparent;font-size:16px}.presets svg{width:20px;height:20px}.presets button[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:#ff8a2406}.presets button:hover{background:#ff8a240d;border-color:var(--accent)}.actions{display:flex;gap:17px;margin-top:auto;padding-top:24px}.actions button{flex:1;display:flex;justify-content:center;align-items:center;gap:10px;background:transparent;border:1px solid #696457;border-radius:7px;height:56px;font-size:18px}.actions svg{color:var(--accent);flex-shrink:0}#pause-icon{fill:var(--accent)}footer{padding:21px 40px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:16px;border-top:1px solid #292a28;margin-top:16px}.universe:fullscreen,.universe.expanded{width:100vw;height:100dvh;max-height:none;border:0;border-radius:0}.universe.expanded{position:fixed;inset:0;z-index:10}.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}dialog{background:#0d1114;color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:32px;max-width:560px;width:calc(100% - 32px);max-height:90svh;overflow:auto}dialog::backdrop{background:#000b;backdrop-filter:blur(8px)}dialog img{display:block;margin:0 0 20px}dialog h2{font-size:34px}dialog p{color:#c5c5bf;line-height:1.65;font-size:16px}dialog .keyboard-note{font-size:13px;border-top:1px solid var(--line);padding-top:16px}.close-button{position:absolute;right:16px;top:12px;background:transparent;border:0;font-size:32px;width:44px;height:44px}
@media(min-width:1600px){main,.masthead{max-width:1744px;margin-left:auto;margin-right:auto}.masthead{padding:0 28px}.lab{grid-template-columns:minmax(0,3fr) 370px}}
@media(max-width:1000px){.lab{grid-template-columns:minmax(0,1fr) 285px;min-height:595px}.controls{padding:22px 20px}.canvas-top,.canvas-bottom{left:18px;right:18px}.canvas-top{font-size:11px}.canvas-bottom{font-size:13px}.actions{gap:10px}.actions button{font-size:16px}h2{font-size:24px}.intro{padding-top:20px}footer{font-size:13px}}
@media(max-width:720px){.masthead{height:103px;margin:0 18px}.logo{width:98px;height:98px}.about-link{font-size:12px}.about-link span{margin-left:4px}main{padding:0 16px}.intro{padding:20px 0 22px}h1{font-size:clamp(36px,10.5vw,72px);letter-spacing:-.045em;white-space:normal;text-wrap:balance;margin-bottom:10px}.intro p{font-size:16px;margin-left:2px}.lab{display:flex;flex-direction:column;height:auto;max-height:none;min-height:0;gap:14px}.universe{height:auto;aspect-ratio:1.12}.canvas-top{top:18px;left:16px;right:16px;font-size:10px;gap:10px}.canvas-bottom{bottom:14px;left:16px;right:16px;font-size:11px;gap:10px}.icon-button{width:40px;height:40px}.controls{padding:24px}.sliders{gap:19px}.experiments{margin-top:22px;padding-top:22px}.actions{padding-top:22px}.actions button{height:52px;font-size:17px}.presets button{height:48px;font-size:16px}footer{margin-top:20px;padding:20px 18px 26px;flex-direction:column;gap:8px;font-size:12px}.canvas-bottom>span{max-width:220px}}
@media(min-width:721px) and (max-width:900px){.lab{grid-template-columns:1fr;height:auto;max-height:none}.universe{aspect-ratio:1.45}.controls{display:grid;grid-template-columns:1fr 1fr;column-gap:32px}.controls>h2{grid-column:1}.sliders{grid-column:1}.experiments{grid-column:2;grid-row:1/3;margin:0;padding:0;border:0}.actions{grid-column:1/3}.canvas-top{font-size:13px}}
.universe{min-height:0}.universe canvas{position:absolute;inset:0}
@media(min-width:901px){.lab{min-height:690px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.controls h2{font-family:inherit;font-weight:300;letter-spacing:-.025em}
.logo-link{display:inline-flex;border-radius:4px}.logo-link:focus-visible{outline:2px solid var(--blue);outline-offset:4px}