:root{color-scheme:light;--ink:#243342;--muted:#63717e;--blue:#286e99;--line:#dce4e8}*{box-sizing:border-box}body{margin:0;background:#faf9f6;color:var(--ink);font:19px/1.75 Georgia,'Times New Roman',serif}nav,footer{max-width:1100px;margin:auto;padding:25px 30px;display:flex;justify-content:space-between;font:15px/1.5 system-ui,sans-serif}a{color:var(--blue);text-underline-offset:3px}main{max-width:780px;margin:auto;padding:30px 28px 80px}header{padding:35px 0 20px;border-bottom:1px solid var(--line);margin-bottom:38px}h1{font-size:clamp(48px,9vw,82px);line-height:1.05;letter-spacing:-3px;margin:20px 0}h2{font-size:31px;line-height:1.25;letter-spacing:-.6px;margin:65px 0 24px}.eyebrow,.meta,.figure-note,figcaption,.controls,.context-control,.diffusion-legend{font-family:system-ui,sans-serif}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:1.6px;color:var(--blue)}.subtitle{font-size:30px;line-height:1.3;margin:15px 0 28px}.meta{font-size:14px;color:var(--muted)}.lead{font-size:26px;line-height:1.5}p{margin:22px 0}.equation{overflow:auto;padding:24px 16px;margin:30px 0;text-align:center;background:#eef3f5;border-radius:8px;font:italic 21px/1.9 Georgia,serif;white-space:nowrap}.equation sub,.equation sup{font-size:.7em}figure{margin:35px -45px!important;border:1px solid var(--line);border-radius:14px;background:white;padding:22px;overflow:hidden}figure canvas{display:block;width:100%;aspect-ratio:3/2;touch-action:none;cursor:grab}figure canvas:active{cursor:grabbing}figure img{max-width:100%}[hidden]{display:none!important}figcaption,.figure-note{font-size:14px;line-height:1.6;color:var(--muted)}figcaption{padding-top:18px}.controls,.context-control{padding:14px 18px;background:#f4f7f8;border-radius:8px;margin-top:14px;font-size:15px;line-height:1.5}label{display:block;font-weight:600}output{color:var(--blue);font-variant-numeric:tabular-nums}label output{float:right}.context-heading{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}input[type=range]{display:block;width:100%;height:30px;accent-color:var(--blue);margin:8px 0 14px;cursor:pointer}input:focus-visible,a:focus-visible{outline:3px solid #549ac2;outline-offset:4px}.diffusion-legend{display:flex;justify-content:center;gap:14px;font-size:14px;flex-wrap:wrap}.diffusion-legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px;background:var(--key-color)}.time-regimes{height:45px;position:relative;margin:0 10px;font:12px/1.4 system-ui,sans-serif;color:var(--muted)}.time-regimes span{position:absolute;text-align:center;transform:translateX(-50%)}.time-regimes span:first-child{left:12.5%;text-align:center}.time-regimes span:last-child{left:87.5%;text-align:center}#diffusion-time{background:linear-gradient(to right,#83b8dc 0% 25%,#82c6ac 25% 50%,#d6b67b 50% 75%,#b39bcd 75% 100%) center/calc(100% - 20px) 8px no-repeat}#cite{padding:0 0 20px;border-bottom:1px solid var(--line)}footer{border-top:1px solid var(--line)}@media(max-width:850px){figure{margin:30px -10px!important;padding:12px}}@media(max-width:500px){body{font-size:17px}main{padding:10px 22px 50px}header{padding-top:20px}h2{font-size:26px}.subtitle{font-size:24px}.lead{font-size:22px}.controls,.context-control{padding:12px}.equation{font-size:18px}}@media print{nav,footer,input{display:none}body{background:white;font-size:11pt}main{max-width:none}figure{break-inside:avoid;margin:20px 0!important}h2{break-after:avoid}a{color:inherit}.equation{white-space:normal}}

#diffusion-geometry .context-heading{flex-direction:column;align-items:flex-start;text-align:left}