:root { color-scheme: light; --paper:#f6f4ed; --ink:#23352f; --muted:#626e64; --line:#d5d9cc; --amber:#f4bb43; --green:#294d40; --blue:#527e9d; }
*{box-sizing:border-box} body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.55} a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation} :focus-visible{outline:3px solid #246d9c;outline-offset:5px} [hidden]{display:none!important}.shell{width:min(1180px,calc(100% - 48px));margin:auto}.topbar{display:flex;justify-content:space-between;gap:24px;align-items:center;min-height:92px;border-bottom:1px solid var(--line)}.brand{font-size:27px;font-weight:800;letter-spacing:-1px;text-decoration:none}.brand span{color:#a66a00}.topbar nav{display:flex;gap:24px;font-size:13px}.eyebrow{text-transform:uppercase;font-size:11px;font-weight:700;letter-spacing:2px;color:var(--muted)}.intro{padding:64px 0 32px;max-width:820px}h1{font-family:Georgia,serif;font-weight:400;letter-spacing:-2px;font-size:clamp(42px,5.8vw,72px);line-height:1.05;margin:16px 0 24px}h2{font-family:Georgia,serif;font-weight:400;font-size:30px;line-height:1.2}h3{font-size:17px}.intro p{max-width:610px;color:var(--muted);font-size:18px}.lab{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fffdf7}.diagram{padding:24px;background:radial-gradient(#c8cebf 1px,transparent 1px);background-size:20px 20px;position:relative;display:flex;flex-direction:column;justify-content:center;min-height:440px}.diagram svg{width:100%;height:auto;max-height:420px;overflow:visible}.diagram-label{font:11px Arial,sans-serif;letter-spacing:.5px}.diagram-note{font-size:11px;color:var(--muted);padding:0 12px;margin-top:auto}.panel{padding:32px;border-left:1px solid var(--line)}.panel h2{margin:12px 0}.panel p{font-size:14px;color:var(--muted)}.control{display:block;margin:24px 0;font-size:13px;font-weight:600}.control > span{float:right;font-variant-numeric:tabular-nums}.control input[type=range]{display:block;width:100%;margin:14px 0 4px;accent-color:var(--green)}.control select{display:block;width:100%;margin-top:10px;background:var(--paper);border:1px solid var(--line);padding:10px;border-radius:6px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}button,.button{border:1px solid var(--line);background:transparent;border-radius:7px;padding:11px 16px;cursor:pointer;text-decoration:none;font-size:13px;font-weight:600}button:hover,.button:hover{background:#eceee4}button.primary,.button.primary{background:var(--green);color:white;border-color:var(--green)}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;border-top:1px solid var(--line);padding-top:20px}.stat strong{display:block;font-size:25px;font-weight:500;font-variant-numeric:tabular-nums}.stat span{font-size:11px;color:var(--muted)}.readings{padding:50px 0;display:grid;grid-template-columns:1fr 2fr;gap:48px}.readings h2{margin:0}.reading-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 30px}.reading-grid h3{margin:0 0 8px}.reading-grid p,.model-note{font-size:14px;color:var(--muted)}.model-note{border-top:1px solid var(--line);padding-top:20px}.bottom{border-top:1px solid var(--line);padding:28px 0;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.skip{position:absolute;left:16px;top:-100px;background:white;padding:10px;z-index:5}.skip:focus{top:10px}.collection{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-bottom:60px}.card{text-decoration:none;display:block;border-top:1px solid var(--line);padding-top:18px}.card-art{height:220px;border-radius:12px;background:#e3e8dc;display:flex;align-items:center;justify-content:center;margin-top:20px}.card:nth-child(2) .card-art{background:#f1e7c9}.card:nth-child(3) .card-art{background:#dce7e8}.card:nth-child(4) .card-art{background:#e7dfd6}.card-art svg{width:80%;height:180px}.card h2{margin-bottom:8px}.card p{color:var(--muted);font-size:14px;max-width:440px}.card:hover h2{text-decoration:underline;text-underline-offset:6px}.number{font-size:12px;color:var(--muted)}.no-js{border:1px solid var(--line);padding:18px}.embed .topbar,.embed .intro,.embed .readings,.embed .model-note,.embed .bottom{display:none}.embed .shell{width:100%}.embed .lab{border-radius:0} @media(max-width:760px){.shell{width:calc(100% - 32px)}.topbar{min-height:76px}.topbar nav{gap:14px}.intro{padding-top:36px}.lab{grid-template-columns:1fr}.diagram{min-height:320px;padding:16px}.panel{border-left:0;border-top:1px solid var(--line);padding:24px}.readings{grid-template-columns:1fr;gap:20px}.collection{grid-template-columns:1fr}.bottom{flex-direction:column;gap:8px}.reading-grid{gap:20px}.card-art{height:180px}} @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}} 

/* Drivqo Labs: warm technical plates, with depth that can be switched off. */
:root{--paper:#f8f6ef;--ink:#203e34;--amber:#edba51;--line:#d8ded0}body{font-family:Arial,Helvetica,sans-serif}.intro{max-width:900px;padding-top:46px}.intro h1{font-size:clamp(40px,5.6vw,68px)}.intro p{max-width:680px;font-size:17px}.lab{border-radius:20px;box-shadow:0 12px 36px #203e3408;grid-template-columns:minmax(0,1.5fr) minmax(320px,1fr)}.diagram{background-color:#edf0e5;min-height:510px;padding:24px 32px;justify-content:flex-start;gap:16px}.diagram>svg{flex:1;min-height:300px;max-height:430px}.view-toolbar{display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:1.3px;text-transform:uppercase;gap:12px;color:#516958}.view-toolbar button{background:#fffdf7;font-size:11px;letter-spacing:0;text-transform:none;padding:9px 12px;min-height:40px}.view-toolbar button[aria-pressed=true]{border-color:#66806a;box-shadow:inset 0 0 0 1px #66806a}.lab:not(.depth) .depth-only{display:none}.depth #gear-scene{transform:translate(55px,12px) skewY(-8deg) scale(.92,.9);transform-origin:280px 180px}.panel{padding:26px 30px}.panel h2{font-size:29px}.control{margin:20px 0}.control input{min-height:24px}.control select{min-height:44px}.actions button{min-height:44px}.try-this{padding:12px 14px;background:#f0f2e8;border-left:3px solid #d9aa47;font-size:12px!important;line-height:1.55}.try-this strong{display:block;color:#294d40;margin-bottom:5px}.answer-intro{max-width:800px;padding:54px 0 0}.answer-intro h2{margin:10px 0 16px;font-size:32px}.answer-intro p{color:#526859;font-size:17px}.model-details{border-top:1px solid var(--line);padding:22px 0;color:#49614f;font-size:14px}.model-details summary{cursor:pointer;font-weight:600;min-height:32px}.model-details summary span{float:right;font-size:12px;font-weight:400}.model-details p{max-width:760px}.stroke-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:3px;margin-top:20px}.stroke-strip button{font-size:10px;padding:8px 2px;min-height:40px}.stroke-strip button[aria-current=step]{background:#ead49c;border-color:#b8974b;color:#283d31}.presets{display:flex;gap:5px;flex-wrap:wrap;margin-top:16px}.presets button{padding:7px 9px;font-size:10px;min-height:36px}.presets button[aria-pressed=true]{background:#e7d49e;border-color:#a68b4e}.response-chart{width:100%;padding:8px 12px;background:#fffdf795;border:1px solid #ccd6c4;border-radius:10px}.response-chart svg{display:block;width:100%;height:auto;max-height:120px}.response-chart text{font:10px Arial;fill:#526859}.response-chart .eyebrow{font-size:9px}.collection{gap:34px}.card{padding:20px;background:#fffdf7;border:1px solid #d8ded0;border-radius:16px}.card-art{margin:14px 0 24px;height:240px}.card-art img{width:85%;height:210px}.card h2{font-size:31px}.card .number{letter-spacing:1.2px;font-size:10px}.card p{margin-bottom:0}.card:hover{border-color:#8ba28b}.collection-intro{display:flex;justify-content:space-between;align-items:center;padding:22px 0;border-top:1px solid var(--line);font-size:12px;color:#5d705f}.collection-intro p{margin:0}.embed .answer-intro,.embed .model-details{display:none}button:disabled{cursor:default;opacity:.65}@media(max-width:760px){.lab{grid-template-columns:1fr}.diagram{min-height:350px;padding:18px}.panel{padding:24px}.intro{padding-top:32px}.intro p{font-size:16px}.topbar nav{font-size:11px;gap:14px}.model-details summary span{float:none;display:block;margin-top:6px}.card-art{height:200px}.collection-intro{gap:20px}.answer-intro h2{font-size:28px}.depth #gear-scene{transform:translate(55px,12px) skewY(-8deg) scale(.92,.9)}}
.related-labs{display:flex;flex-wrap:wrap;gap:18px;align-items:center;padding:24px 0 36px;font-size:13px}.related-labs>span{width:100%}.embed .related-labs{display:none}