@layer normalize,base,demo;@layer normalize{html{line-height:1.15;-webkit-text-size-adjust:100%}body{margin:0}main{display:block}h1{font-size:2em;margin:.67em 0}hr{box-sizing:content-box;height:0;overflow:visible}pre{font-family:monospace,monospace;font-size:1em}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}b,strong{font-weight:bolder}code,kbd,samp{font-family:monospace,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}img{border-style:none}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1.15;margin:0}button,input{overflow:visible}button,select{text-transform:none}button,[type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{border-style:none;padding:0}button:-moz-focusring,[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring{outline:1px dotted ButtonText}fieldset{padding:.35em .75em .625em}legend{box-sizing:border-box;color:inherit;display:table;max-width:100%;padding:0;white-space:normal}progress{vertical-align:baseline}textarea{overflow:auto}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}details{display:block}summary{display:list-item}template{display:none}[hidden]{display:none}}@property --scroll{initial-value: 0; inherits: true; syntax: "<number>";}@property --scrub{initial-value: 0; inherits: true; syntax: "<number>";}@layer demo{:root{--ease: linear( 0 0%, .2178 2.1%, 1.1144 8.49%, 1.2959 10.7%, 1.3463 11.81%, 1.3705 12.94%, 1.3726 13.7%, 1.3643 14.48%, 1.3151 16.2%, 1.0317 21.81%, .941 24.01%, .8912 25.91%, .8694 27.84%, .8698 29.21%, .8824 30.71%, 1.0122 38.33%, 1.0357 40.52%, 1.046 42.71%, 1.0416 45.7%, .9961 53.26%, .9839 57.54%, .9853 60.71%, 1.0012 68.14%, 1.0056 72.24%, .9981 86.66%, 1 100% )}.scrub{animation:scrub linear both;animation-timeline:scroll(root)}@keyframes scrub{to{--scroll: 100;--scrub: 100}}html{color-scheme:dark only}h1{--velocity: calc(var(--scroll) - var(--scrub));transition:--scrub .15s ease;font-weight:900;font-size:clamp(2rem,8vw + 1rem,12rem);text-shadow:0 calc(var(--velocity) * .1px) red,0 calc(var(--velocity) * .2px) orange,0 calc(var(--velocity) * .3px) yellow,0 calc(var(--velocity) * .4px) green,0 calc(var(--velocity) * .5px) blue,0 calc(var(--velocity) * .6px) indigo,0 calc(var(--velocity) * .7px) violet;margin:1rem}main{height:100vh;display:grid;place-items:center;align-content:end}body{min-height:200vh;align-content:start}.scrub--velocity{position:fixed;top:1rem;right:1rem;animation-timeline:scroll();background:#333}.velocity-bar{background:linear-gradient(90deg,transparent calc(100% - 1px),hsl(0 0% 100% / .5) calc(100% - 1px)) .5px 50% / 25% 75% repeat-x,linear-gradient(90deg,transparent calc(100% - 1px),hsl(0 0% 100% / .25) calc(100% - 1px)) .5px 50% / 5% 50% repeat-x;--velocity: calc(var(--scroll) - var(--scrub));height:1rem;transition:--scrub .15s ease;width:10rem;position:relative;container-type:inline-size}.velocity-bar:after{content:"";background:red;width:2px;height:100%;position:absolute;top:0;left:calc(50% - 1px);translate:calc(var(--velocity) * .5cqi) 0}.scrub--velocity:after{content:"velocity";top:120%;right:0;position:absolute;color:#fafafa;font-weight:300}}@layer base{*,*:after,*:before{box-sizing:border-box}body{display:grid;place-items:center;min-height:100vh;font-family:SF Pro Text,SF Pro Icons,AOS Icons,Helvetica Neue,Helvetica,Arial,sans-serif,system-ui}body:before{--size: 45px;--line: color-mix(in lch, canvasText, transparent 70%);content:"";height:100vh;width:100vw;position:fixed;background:linear-gradient(90deg,var(--line) 1px,transparent 1px var(--size)) 50% 50% / var(--size) var(--size),linear-gradient(var(--line) 1px,transparent 1px var(--size)) 50% 50% / var(--size) var(--size);-webkit-mask:linear-gradient(-20deg,transparent 50%,white);mask:linear-gradient(-20deg,transparent 50%,white);top:0;transform-style:flat;pointer-events:none;z-index:-1}.bear-link{color:canvasText;position:fixed;top:1rem;left:1rem;width:48px;aspect-ratio:1;display:grid;place-items:center;opacity:.8}:where(.x-link,.bear-link):is(:hover,:focus-visible){opacity:1}.bear-link svg{width:75%}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}}