@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}}@layer demo{*,*:after,*:before{transform-style:preserve-3d}:root{--size: 30;--width: calc(var(--size) * 1vmin);--height: calc(var(--width) * 1.75vmin);--blade-speed: 1;--rotation: 25;--fan-speed: 2;--accent: hsl(25 80% 60%);--state: running;--light: color-mix(in lch, canvas, canvasText 10%);--dark: color-mix(in lch, canvasText, canvas 25%);--color: light-dark(var(--light), var(--dark))}html{color-scheme:light dark}[data-theme=light]{color-scheme:light only}[data-theme=dark]{color-scheme:dark only}body{overflow-x:hidden;background:light-dark(canvas,canvas)}.fan svg{height:15%;position:absolute;top:50%;left:50%;transform:translate3d(-50%,-50%,1px);filter:grayscale(1);opacity:.5}input[type=checkbox],input[type=radio]{position:fixed;top:0;left:0;width:1px;height:1px;opacity:0;pointer-events:none}:root:has(#zero:checked){--blade-speed: 0;--state: paused}:root:has(#one:checked){--blade-speed: 1}:root:has(#one:checked) .fan__control:nth-of-type(2),:root:has(#two:checked) .fan__control:nth-of-type(3),:root:has(#three:checked) .fan__control:nth-of-type(4){transition:transform .1s cubic-bezier(0,1.4,.2,1.4);transform:translateY(50%)}:root:has(#two:checked){--blade-speed: .5}:root:has(#three:checked){--blade-speed: .25}.cuboid{width:100%;height:100%;position:relative}.cuboid__side{filter:brightness(var(--b, 1))}.cuboid__side:nth-of-type(1){--b: 1;height:calc(var(--thickness) * 1vmin);width:100%;position:absolute;top:0;transform:translateY(-50%) rotateX(90deg)}.cuboid__side:nth-of-type(2){--b: 1;height:100%;width:calc(var(--thickness) * 1vmin);position:absolute;top:50%;right:0;transform:translate(50%,-50%) rotateY(90deg)}.cuboid__side:nth-of-type(3){--b: .5;width:100%;height:calc(var(--thickness) * 1vmin);position:absolute;bottom:0;transform:translateY(50%) rotateX(90deg)}.cuboid__side:nth-of-type(4){--b: .75;height:100%;width:calc(var(--thickness) * 1vmin);position:absolute;left:0;top:50%;transform:translate(-50%,-50%) rotateY(90deg)}.cuboid__side:nth-of-type(5){--b: .9;height:100%;width:100%;transform:translateZ(calc(var(--thickness) * .5vmin));position:absolute;top:0;left:0}.cuboid__side:nth-of-type(6){--bg: 0;height:100%;width:100%;transform:translateZ(calc(var(--thickness) * -.5vmin)) rotateY(180deg);position:absolute;top:0;left:0}:root{--width: 30vmin;--height: calc(var(--width) * 1.75)}label{cursor:pointer}.fan__controls label{transition:transform .1s}.fan__controls label:hover{transform:translateY(20%)}.fan__controls label:active{transform:translateY(40%)}.scene{position:absolute;height:calc(var(--size) * 1vmin);width:calc(var(--size) * 1vmin);top:50%;left:50%;transform:translate3d(-50%,-50%,0) rotateX(-24deg) rotateY(34deg) rotateX(90deg)}.fan{height:var(--height);width:var(--width);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotateX(-90deg) rotateX(calc(var(--rotateX, 0) * 1deg)) rotateY(calc(var(--rotateY, 0) * 1deg))}.fan__base{position:absolute;bottom:0;left:50%;transform:translate(-50%);height:8%;width:80%}.fan__controls{height:6%;width:50%;position:absolute;bottom:6%;left:50%;transform:translate3d(-50%,0,calc(var(--size) * .3vmin));display:grid;grid-template-columns:repeat(4,1fr);grid-gap:6%}.fan__housing{height:150%;width:150%;border-radius:50%;top:50%;left:50%;position:absolute;pointer-events:none;transform:translate3d(-50%,-50%,calc(var(--size) * .45vmin))}.fan__housing-rear,.fan__housing-front{position:absolute;top:50%;left:50%;height:80%;width:80%;border-radius:50%}.fan__housing-front{transform:translate3d(-50%,-50%,calc(var(--size) * .11vmin))}.fan__housing-front:after{content:"";position:absolute;top:50%;left:50%;height:35%;width:35%;transform:translate(-50%,-50%);border-radius:50%}.fan__housing-rear{transform:translate3d(-50%,-50%,calc(var(--size) * -.1vmin))}.fan__head{height:calc(var(--size) * 1vmin);width:calc(var(--size) * 1vmin);position:absolute;top:0;left:0;transform:translateZ(calc(var(--size) * -.25vmin))}:root:has(#one:checked,#two:checked,#three:checked):has(#rotate:checked) .fan__head{--rotate-state: running}[for=rotate]:hover{transform:translate(-50%,-10%)}:root:has(#rotate:checked) [for=rotate]{transform:translate(-50%,20%)}.fan__head{animation:fan calc(var(--fan-speed, 1) * 1s) calc(var(--fan-speed, 1) * -.5s) infinite alternate ease-in-out var(--rotate-state, paused)}.fan__rotater{top:50%;width:calc(var(--size) * .2vmin);height:calc(var(--size) * .2vmin);position:absolute;left:50%;transform:translate(-50%,-50%)}.fan__spine{height:57.5%;bottom:8%;width:20%;position:absolute;left:50%;transform:translate3d(-50%,0,calc(var(--size) * -.25vmin))}.fan__stalk{height:160%;left:50%;bottom:0;transform:translate(-50%);transition:transform .2s cubic-bezier(0,1.4,.2,1.4);width:75%;position:absolute}.fan__stalk>div{width:40%;left:50%;translate:-50% 0}.fan__blades{position:absolute;top:50%;left:50%;height:16%;width:16%;transform:translate3d(-50%,-50%,-1px) rotate(0);animation:rotate calc(var(--blade-speed, 0) * 1s) infinite linear}.fan__blade{height:300%;width:100%;position:absolute;top:50%;left:50%;transform-origin:50% 0;transform:translate(-50%) rotate(calc(var(--rotate, 0) * 1deg))}.fan__blade:nth-of-type(1){--rotate: 0}.fan__blade:nth-of-type(2){--rotate: 120 }.fan__blade:nth-of-type(3){--rotate: 240 }.fan__barrel{height:22.5%;width:22.5%;position:absolute;top:50%;left:50%;transform:translate3d(-50%,-50%,calc(var(--size) * .3vmin))}.base{--thickness: calc(var(--size) * .8)}.control{--thickness: calc(((var(--size) * .5) - ((var(--size) * .5) * .18)) / 3)}.spine,.rotater{--thickness: calc(var(--size) * .2)}.barrel{--thickness: calc(var(--size) * .4)}.stalk{--thickness: calc(var(--size) * .05)}.fan__housing,.fan__housing-rear,.fan__housing-front{background:color-mix(in lch,var(--color),#0000 70%);border:1vmin solid color-mix(in lch,var(--color),#000 15%)}.fan__housing-front:after{background:color-mix(in lch,var(--color),#000 5%)}.fan__blade{background:linear-gradient(var(--accent),var(--accent)) 50% 95% / 100% 2% no-repeat,var(--color)}.base div{background:var(--color)}.control div{background:color-mix(in lch,var(--color),#000 10%)}.fan__control:nth-of-type(1) .control div{background:var(--accent)}.spine div,.rotater div,.barrel div{background:var(--color)}.stalk div{background:var(--accent)}@keyframes fan{0%,5%{transform:translateZ(calc(var(--width) * -.25)) rotateY(calc(var(--rotation, 0) * 1deg))}95%,to{transform:translateZ(calc(var(--width) * -.25)) rotateY(calc(var(--rotation, 0) * -1deg))}}@keyframes rotate{0%{transform:translate3d(-50%,-50%,-1px) rotate(0)}to{transform:translate3d(-50%,-50%,-1px) rotate(360deg)}}}@layer base{:root{--font-size-min: 16;--font-size-max: 20;--font-ratio-min: 1.2;--font-ratio-max: 1.33;--font-width-min: 375;--font-width-max: 1500}:where(.fluid){--fluid-min: calc( var(--font-size-min) * pow(var(--font-ratio-min), var(--font-level, 0)) );--fluid-max: calc( var(--font-size-max) * pow(var(--font-ratio-max), var(--font-level, 0)) );--fluid-preferred: calc( (var(--fluid-max) - var(--fluid-min)) / (var(--font-width-max) - var(--font-width-min)) );--fluid-type: clamp( (var(--fluid-min) / 16) * 1rem, ((var(--fluid-min) / 16) * 1rem) - (((var(--fluid-preferred) * var(--font-width-min)) / 16) * 1rem) + (var(--fluid-preferred) * var(--variable-unit, 100vi)), (var(--fluid-max) / 16) * 1rem );font-size:var(--fluid-type)}*,*: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}}div.tp-dfwv{z-index:9999}div.tp-dfwv .tp-rotv{max-height:calc(100vh - 16px);overflow:auto;border-radius:var(--bs-br)}div.tp-dfwv .tp-rotv>.tp-rotv_b{position:sticky;top:0;z-index:2;background:#45474c}