:root{color-scheme:dark;--ink:#e9e6d7;--muted:#a0b5ae;--gold:#dbb67c;--line:#39504b;--bg:#102726}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 80% 0%,#1d3933,transparent 65%),var(--bg);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}main{max-width:1320px;margin:auto;padding:0 42px}button,a,input,select{touch-action:manipulation}button,select{font:inherit;color:inherit}button{cursor:pointer;background:transparent;border:1px solid var(--line);border-radius:5px;padding:9px 13px;transition:background .15s,border-color .15s}button:hover{background:#29453d;border-color:#a5b4a1}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,canvas:focus-visible{outline:2px solid #f3d29a;outline-offset:3px}button:disabled{opacity:.45;cursor:default}a{color:var(--gold)}header{height:93px;display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line)}.wordmark{font:23px Georgia,serif;letter-spacing:4px;text-decoration:none;color:var(--ink)}.wordmark span{display:block;font:9px/2.3 sans-serif;letter-spacing:5px;padding-left:30px;color:var(--gold)}.edition{font-size:9px;letter-spacing:1.8px;line-height:2;color:var(--muted);margin-left:auto}.edition span{letter-spacing:.5px}header button{font-size:11px}.intro{display:flex;justify-content:space-between;align-items:end;padding:32px 0 25px}.eyebrow,.section-label{font-size:9px;letter-spacing:2px;color:var(--gold)}h1{font:54px/1.1 Georgia,serif;margin:10px 0 12px;letter-spacing:-1.7px}h1 em{color:var(--gold);font-weight:normal}.intro p:not(.eyebrow){color:var(--muted);margin-bottom:0}.intro-aside{color:var(--muted);font:italic 17px/1.6 Georgia,serif;text-align:right}.workspace{display:grid;grid-template-columns:183px 1fr;gap:24px}.tools{border-top:1px solid var(--line);padding-top:15px}.tools .section-label{margin-bottom:16px}#materials{display:grid;grid-template-columns:1fr 1fr;gap:6px}.material{display:flex;align-items:center;gap:7px;padding:9px 6px;font-size:11px;text-align:left;border-color:#35514b;min-height:40px}.material.selected{border-color:var(--gold);background:#33453a;color:#ffe1af}.swatch{width:17px;height:17px;border-radius:50%;box-shadow:inset -3px -3px 5px #0004,inset 1px 1px 3px #fff7;flex:none}.material[data-id="0"] .swatch{border:1px dashed #acc3b9}.size-label{display:flex;justify-content:space-between;margin-top:24px;color:var(--muted);font-size:11px}output{color:var(--gold)}input[type=range]{accent-color:var(--gold);width:100%;margin:14px 0 0}.help{font:italic 13px/1.6 Georgia,serif;color:#a3b9af;min-height:80px}.play{min-width:0;border:1px solid #536158;border-radius:8px;overflow:hidden;background:#122220;box-shadow:0 15px 45px #0003}.canvas-top{display:flex;justify-content:space-between;padding:11px 17px;font:14px Georgia,serif}.live{font:8px sans-serif;letter-spacing:1.3px;display:flex;align-items:center;gap:7px;color:#9fbaad}.live i{height:5px;width:5px;background:#a8c9a7;border-radius:50%}.chamber{position:relative;aspect-ratio:1.6;background:#111e20 url('terrarium.webp') center/cover;overflow:hidden}canvas{display:block;width:100%;height:100%;image-rendering:pixelated;cursor:crosshair;touch-action:none;position:relative;z-index:1}#cursor{display:none;position:absolute;border:1px solid #ffefd0bb;border-radius:50%;pointer-events:none;z-index:2;transform:translate(-50%,-50%);box-shadow:0 0 0 1px #10202080}.canvas-note{position:absolute;bottom:12px;left:0;right:0;text-align:center;pointer-events:none;font:8px sans-serif;letter-spacing:2px;color:#f0dfb8aa;text-shadow:0 1px 3px #000;z-index:3}.play-controls{display:flex;align-items:center;gap:7px;padding:10px 12px;font-size:10px;flex-wrap:wrap}.play-controls button{padding:7px 9px}.play-controls label{color:var(--muted);display:flex;align-items:center;gap:6px}select{border:0;background:#233d34;padding:6px;border-radius:3px;font-size:10px}#particles{margin-right:auto;color:var(--muted);font-variant-numeric:tabular-nums}.bottom{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding:24px 0}.bottom .section-label{margin-top:0;margin-bottom:12px}.preset-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.preset-buttons button{text-align:left;font:14px Georgia,serif;padding:11px 9px;line-height:1.5}.preset-buttons button span{display:block;font:9px/1.7 sans-serif;color:var(--muted)}.preset-buttons .selected{border-color:#ad9870;background:#2d3d32}.experiments{border-left:1px solid var(--line);padding-left:28px}#discovery-count{float:right;color:var(--muted)}#discoveries{display:flex;gap:8px}.discovery{font-size:10px;border:1px solid #3b544c;border-radius:20px;padding:5px 10px;color:var(--muted)}.discovery.done{border-color:var(--gold);color:#ffe1af;background:#3e4633}#status{font:italic 13px Georgia,serif;color:var(--muted);margin:12px 0 0}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:16px 0 22px;color:var(--muted);font-size:9px}dialog{background:#18332c;color:var(--ink);border:1px solid #7a8a73;border-radius:10px;width:min(620px,90vw);padding:32px;max-height:85vh;line-height:1.8}dialog::backdrop{background:#000b;backdrop-filter:blur(5px)}dialog h2{font:30px/1.3 Georgia,serif}dialog p{color:#bacebf}#close-notes{float:right;font-size:20px;padding:0 10px}@media(min-width:1450px){main{padding-top:15px}.intro{padding-top:40px}}@media(max-width:850px){main{padding:0 20px}.edition{display:none}header{height:78px;justify-content:space-between}.intro{padding-top:24px}h1{font-size:42px}.intro-aside{display:none}.workspace{grid-template-columns:140px 1fr;gap:14px}.material{font-size:10px;gap:5px}.swatch{width:12px;height:12px}.play-controls{gap:5px}.bottom{grid-template-columns:1fr;gap:20px}.experiments{border:0;padding:0}.help{font-size:12px}.preset-buttons button{font-size:15px}}@media(max-width:580px){main{padding:0 14px}header{height:72px}.wordmark{font-size:19px;letter-spacing:3px}.intro{padding:20px 0}.eyebrow{font-size:8px;letter-spacing:1.5px}h1{font-size:39px}.intro p:not(.eyebrow){font-size:12px}.workspace{display:flex;flex-direction:column;gap:10px}.tools{display:contents}.tools>.section-label{margin:0}#materials{grid-template-columns:repeat(6,1fr);gap:4px}.material{flex-direction:column;padding:6px 2px;gap:3px;font-size:9px;min-height:43px}.swatch{width:13px;height:13px}.size-label{margin:0;max-width:100px}input[type=range]{margin:0;max-width:200px}.help{min-height:0;margin:0;font-size:12px}.play{margin-top:3px}.canvas-top{font-size:13px;padding:9px 12px}.live{font-size:7px}.chamber{aspect-ratio:1.6}.canvas-note{font-size:6px;letter-spacing:1px;bottom:7px}.play-controls{padding:7px;font-size:9px}.play-controls button{font-size:9px;padding:6px}.play-controls label{font-size:9px}.preset-buttons{grid-template-columns:repeat(2,1fr)}.bottom{padding-top:18px}footer{gap:12px;font-size:8px}footer span{max-width:49%}#discoveries{flex-wrap:wrap}dialog{padding:22px}}
@media(prefers-reduced-motion:reduce){button{transition:none}}