/* Lab: Thomas Alex's playground. One column, one text size, hierarchy by weight and ink. */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url(/lab/assets/fonts/inter-latin.woff2) format('woff2')}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:200 800;font-display:swap;src:url(/lab/assets/fonts/newsreader-italic-latin.woff2) format('woff2')}
@font-face{font-family:'Caveat';font-style:normal;font-weight:400 700;font-display:swap;src:url(/lab/assets/fonts/caveat-latin.woff2) format('woff2')}

:root{
  --bg:#fcfcfb; --ink:#111; --ink-2:rgba(0,0,0,.4); --ink-3:rgba(0,0,0,.65); --ink-4:rgba(0,0,0,.8);
  --line:#f0f0ee; --line-2:#e6e6e3; --under:#d6d6d3; --under-hover:#666;
  --berry:#6c86f5; --berry-deep:#4254d6; --pink:#ff3d9a; --hl:#fff3a8;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --hand:'Caveat','Segoe Print','Bradley Hand',cursive;
  --mono:ui-monospace,'SF Mono',SFMono-Regular,Menlo,Consolas,monospace;
  --ease-out:cubic-bezier(.16,1,.3,1); --ease-smooth:cubic-bezier(.19,1,.22,1);
  --col:36.375rem;
}
*,*:before,*:after{box-sizing:border-box}
html,body,h1,h2,h3,h4,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
html{background:var(--bg);color:var(--ink);scroll-behavior:smooth;scroll-padding-top:5.25rem;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{min-height:100vh;overflow-y:scroll;font:460 14px/20px var(--sans);letter-spacing:-.0056rem;font-optical-sizing:auto;
  text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent}
::selection{background:#ececea;color:var(--ink)}
:focus-visible{outline:2px solid rgba(66,84,214,.5);outline-offset:2px;border-radius:3px}
a{color:inherit;text-decoration:none}
img,video,canvas,svg{max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:transparent;border-radius:9px}
:hover::-webkit-scrollbar-thumb{background:rgba(0,0,0,.15)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- frame ---------- */
.wrap{max-width:var(--col);margin:0 auto;padding:5rem 1rem 2.5rem}
.wrap:before{content:"";pointer-events:none;position:fixed;z-index:9;top:0;left:0;right:0;height:8rem;
  background:linear-gradient(180deg,#fcfcfb 0,rgba(252,252,251,.738) 19%,rgba(252,252,251,.541) 34%,rgba(252,252,251,.382) 47%,rgba(252,252,251,.278) 56.5%,rgba(252,252,251,.194) 65%,rgba(252,252,251,.126) 73%,rgba(252,252,251,.075) 80.2%,rgba(252,252,251,.042) 86.1%,rgba(252,252,251,.021) 91%,rgba(252,252,251,.008) 95.2%,rgba(252,252,251,.002) 98.2%,rgba(252,252,251,0))}
@media (max-width:768px){.wrap{padding:2rem 1.5rem 2.5rem}.wrap:before{height:2.5rem}}

/* ---------- links ---------- */
.link{position:relative;transition:color .2s ease}
.link:before{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;border-radius:2px;background:var(--under);transition:background .2s ease;pointer-events:none}
.link:hover:before{background:var(--under-hover)}

/* ---------- home ---------- */
.intro header{display:flex;flex-direction:column;gap:.25rem;padding-bottom:.5rem}
.intro h1,.article>header h1{font-size:14px;line-height:20px;font-weight:500}
.intro time,.article>header time{color:var(--ink-2)}
.intro p{padding-top:1rem}
.mascot-inline{display:inline-block;vertical-align:-5px;margin-left:.15rem}
html:not(.visited) .home .intro>*,html:not(.visited) .home>section,html:not(.visited) .home>.foot{animation:stagger .5s ease both}
html:not(.visited) .home .intro>:nth-child(2){animation-delay:.05s}
html:not(.visited) .home .intro>:nth-child(3){animation-delay:.1s}
html:not(.visited) .home .intro>:nth-child(4){animation-delay:.15s}
html:not(.visited) .home .intro>:nth-child(5){animation-delay:.2s}
html:not(.visited) .home .intro>:nth-child(n+6){animation-delay:.25s}
html:not(.visited) .home>section{animation-delay:.32s}
html:not(.visited) .home>section+section{animation-delay:.38s}
html:not(.visited) .home>.foot{animation-delay:.44s}
@keyframes stagger{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){html:not(.visited) .home *{animation:none!important}}

.list{padding-top:3rem}
.list>h2{color:var(--ink-2);font-weight:460;font-size:14px;padding-bottom:.5rem;border-bottom:1px solid var(--line)}
.list>ul>li{border-bottom:1px solid var(--line)}
.list>ul>li:last-child{border-bottom:0}
.list a{position:relative;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.735rem 0 .735rem 6.75rem}
.list li li:not(:last-child) a:after{content:"";position:absolute;left:6.75rem;right:0;bottom:0;border-bottom:1px solid var(--line)}
.list .t{display:inline-flex;align-items:center;gap:.5rem;color:var(--ink);transition:opacity .14s ease}
.list .kind{color:var(--ink-2);font-size:12px}
.list time{color:var(--ink-2);font-variant-numeric:tabular-nums;white-space:nowrap}
.list time span{display:inline-block;transition:opacity .14s ease}
.list time .s{position:absolute;width:0;height:0;overflow:hidden}
.list time .y{position:absolute;left:0;visibility:hidden}
.list li li:first-child time .y{visibility:visible}
@media (min-width:520px) and (hover:hover){
  .list>ul:hover .t,.list>ul:hover time span:not(.y){opacity:.3}
  .list a:hover .t,.list a:hover time span{opacity:1!important}
}
@media (max-width:520px){.list a{padding-left:3rem}.list li li:not(:last-child) a:after{left:3rem}.list .kind{display:none}}
.new{color:var(--pink);font-size:13px;margin-left:.25rem}

/* ---------- article ---------- */
.layout{position:relative}
.aside{position:fixed;top:5rem;left:5rem;z-index:5}
.back{display:inline-flex;align-items:center;gap:.25rem;padding:.25rem 0;color:var(--ink-2);transition:color .1s ease}
.back:hover{color:var(--ink-4)}
.toc{padding-top:1.875rem;max-width:10rem;opacity:0;transition:opacity .4s ease}
.toc[data-ready]{opacity:1}
.toc .top{display:block;color:var(--ink-2);font-size:13px;line-height:1.2;padding-bottom:1rem;opacity:0;transition:opacity .4s ease,color .4s ease}
.toc[data-scrolled] .top{opacity:1}
.toc ul{display:flex;flex-direction:column;gap:.5rem}
.toc a{display:block;color:var(--ink-2);font-size:13px;line-height:1.2;transition:color .1s ease}
.toc a:hover,.toc a[aria-current]{color:var(--ink-4)}
@media (max-width:1080px){.aside{position:static;padding-bottom:2rem}.toc{display:none}}

.article>header{display:flex;flex-direction:column;gap:.25rem;padding-bottom:.5rem}
.article>p,.article>ul,.article>ol{margin-top:1rem}
.article strong{font-weight:600}
.article em{font-family:var(--serif);font-style:italic;font-size:15px;font-weight:430;letter-spacing:.01rem;font-variation-settings:"opsz" 10;color:#000;line-height:1}
.article>ul>li{position:relative;padding:0 0 .5rem .75rem;margin-left:1.25rem}
.article>ul>li:before{content:"";position:absolute;right:100%;top:.6em;width:4px;height:4px;border-radius:50%;background:#b3b3b3}
.article>ol{counter-reset:n;padding-left:1rem}
.article>ol>li{position:relative;counter-increment:n;padding:0 0 .5rem 1rem}
.article>ol>li:before{content:counter(n) ".";position:absolute;left:0;color:var(--ink-2)}
.article code{font:.9em/1 var(--mono);color:rgba(0,0,0,.75);padding:.1rem .25rem;border-radius:.25rem;background:rgba(0,0,0,.045)}
.article mark{background:none;color:inherit;position:relative;z-index:0}
.article mark:before{content:"";position:absolute;z-index:-1;inset:55% -1px 0;background:var(--hl);border-radius:2px}
.article blockquote{padding:1.5rem 0 .5rem;font-size:13px;line-height:1.4;font-style:italic;color:rgba(17,17,17,.6)}
.article blockquote p{position:relative;padding-left:1rem}
.article blockquote p:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;border-radius:5px;background:var(--line-2)}
.article .soft{color:rgba(0,0,0,.5)}
.article>footer{padding-top:3rem;color:var(--ink-2);font-size:12px;line-height:1.35;display:flex;flex-direction:column;gap:.75rem}
.article>footer a{color:var(--ink-3)}
.article>footer a:hover{color:var(--ink)}

/* section heading sitting on a rule */
.sep{position:relative;padding:4rem 0 1.5rem}
.sep:before{content:"";display:block;height:1px;background:var(--line)}
.sep h2{position:absolute;top:4rem;transform:translateY(-55%);padding-right:.5rem;background:var(--bg);font-size:14px;line-height:20px;font-weight:600}
.target{position:relative}
.target:after{content:"";position:absolute;inset:-.25rem -1rem;border-radius:.5rem;background:#ffa;mix-blend-mode:multiply;pointer-events:none;animation:flash 5s ease both}
.sep.target:after{inset:2.75rem -1rem -.25rem}
@keyframes flash{0%,100%{opacity:0}10%{opacity:1}}

/* facts list: label ...... value */
.facts{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1rem;padding-top:1.5rem;font-size:13px}
.facts dt{color:var(--ink-2)}
.facts dd{text-align:right}

/* ---------- demos ---------- */
.demo{margin:2rem 0 2.5rem}
.stage{position:relative;overflow:hidden;border-radius:12px;background:#f4f4f2;box-shadow:inset 0 0 0 1px rgba(0,0,0,.04)}
.stage.white{background:#fff;box-shadow:inset 0 0 0 1px var(--line)}
.stage.dark{background:#141413;box-shadow:none}
.demo figcaption{margin:1rem auto 0;max-width:52ch;text-align:center;font-size:12px;line-height:18px;color:var(--ink-2)}
.demo figcaption kbd{font:11px var(--mono);padding:0 .3rem;border-radius:4px;background:rgba(0,0,0,.05)}
.shot{display:block;width:100%;height:auto;border-radius:12px;box-shadow:0 0 0 1px rgba(0,0,0,.06)}
.controls{display:flex;flex-wrap:wrap;gap:.375rem;justify-content:center;margin-top:.75rem}
.chip{height:28px;padding:0 .75rem;border-radius:999px;background:#fff;box-shadow:inset 0 0 0 1px var(--line-2);font-size:12px;color:var(--ink-3);transition:background .15s ease,color .15s ease,box-shadow .15s ease}
.chip:hover{color:var(--ink)}
.chip[aria-pressed=true]{background:var(--ink);color:#fff;box-shadow:none}
.chip:active{transform:scale(.97)}
.callout{display:flex;align-items:center;gap:.6rem;margin-top:1.5rem;padding:.65rem 1rem;border-radius:.5rem;box-shadow:inset 0 0 0 1px #ebebeb;transition:background .15s ease}
a.callout:hover{background:#f5f5f3}
.callout svg{flex:none;color:#999}

/* margin note in handwriting + rough bracket */
.note{position:relative}
.note-text{position:absolute;left:100%;top:50%;transform:translate(2rem,-50%) rotate(-1.5deg);width:max-content;max-width:14rem;
  font:500 1.45rem/.95 var(--hand);color:#4a4a4a;text-wrap:balance;pointer-events:none;opacity:0;transition:opacity .6s ease .3s}
.note-text.on{opacity:1}
.note-under{display:none;padding-top:.75rem;text-align:center;font:500 1.4rem/1 var(--hand);color:#4a4a4a;transform:rotate(-1deg);opacity:0;transition:opacity .6s ease .3s}
.note-under.on{opacity:1}
@media (max-width:1080px){.note-text{display:none}.note-under{display:block}}

/* ---------- footer: clock + Kedu ---------- */
.foot{padding:2.5rem 0 5rem}
.foot:before{content:"";display:block;width:3.125rem;height:1px;background:#ededed;margin-bottom:2.375rem}
.foot p{display:flex;align-items:flex-end;gap:.4rem;color:var(--ink-2);font-size:13px;letter-spacing:-.0025rem;font-variant-numeric:tabular-nums}
.foot .clock{opacity:0;transition:opacity .3s ease}
.foot .clock.on{opacity:1}
.roll{display:inline-flex;height:1.25em;overflow:hidden;vertical-align:baseline}
.roll>span{display:block;align-self:flex-start;transition:transform .5s var(--ease-smooth)}
.roll>span>span{display:block;height:1.25em;line-height:1.25em;text-align:center}
@media (prefers-reduced-motion:reduce){.roll>span{transition:none}}
.kedu{overflow:visible;display:inline-block;width:30px;height:30px;margin-bottom:-6px;cursor:pointer;opacity:0;transition:opacity .3s ease}
.kedu.on{opacity:1}
.kedu .k-eyes{transform-box:fill-box;transform-origin:center;animation:k-blink 5.2s infinite}
.kedu .k-pupils{transition:transform .35s var(--ease-out)}
.kedu .k-body{transform-box:fill-box;transform-origin:50% 100%;animation:k-breathe 3.4s ease-in-out infinite}
.kedu.hop .k-body{animation:k-hop .55s cubic-bezier(.3,1.6,.5,1)}
.kedu .k-z{opacity:0}
.kedu.asleep .k-eyes{display:none}.kedu .k-shut{display:none}.kedu.asleep .k-shut{display:inline}
.kedu.asleep .k-z{animation:k-z 3s ease-out infinite}
.kedu.asleep .k-z:nth-of-type(2){animation-delay:1s}.kedu.asleep .k-z:nth-of-type(3){animation-delay:2s}
.kedu.asleep .k-body{animation-duration:5s}
@keyframes k-blink{0%,46%,50%,100%{transform:scaleY(1)}48%{transform:scaleY(.1)}}
@keyframes k-breathe{0%,100%{transform:scale(1,1)}50%{transform:scale(1.025,.975)}}
@keyframes k-hop{0%{transform:translateY(0) scale(1.08,.9)}40%{transform:translateY(-5px) scale(.94,1.07)}100%{transform:none}}
@keyframes k-z{0%{opacity:0;transform:translate(0,0) scale(.6)}15%,75%{opacity:1}100%{opacity:0;transform:translate(5px,-12px) scale(1)}}
@media (prefers-reduced-motion:reduce){.kedu *{animation:none!important}}

/* code */
.article pre{position:relative;margin-top:1.25rem;padding:.875rem 1rem;border-radius:.5rem;background:#f6f6f4;font:13px/1.55 var(--mono);color:#333;white-space:pre-wrap;word-break:break-word;overflow:hidden}
.article pre code{background:none;padding:0;font-size:inherit;color:inherit}
.article pre .c{color:#8a8a85}.article pre .k{color:#cf222e}.article pre .s{color:#0a3069}.article pre .n{color:#0550ae}.article pre .f{color:#8250df}
.copy{position:absolute;top:.5rem;right:.5rem;height:24px;padding:0 .5rem;border-radius:6px;font:11px var(--sans);color:var(--ink-2);background:rgba(255,255,255,.7);transition:color .15s ease}
.copy:hover{color:var(--ink-3)}
/* margin notes: hang in the paragraph's right margin on desktop; wrap inside the column on smaller screens */
@media (min-width:1081px){.article .note{position:static}.article p:has(>.note),.article li:has(>.note){position:relative}}
.list .more{padding-top:1.25rem;color:var(--ink-2)}
.list .more a{display:inline;padding:0;color:var(--ink)}.list .more a:after{content:none}
.list .count{display:inline-flex;align-items:center;gap:.35rem;color:var(--ink-2);white-space:nowrap;transition:color .14s ease}
.list .count svg{flex:none;max-width:none;transition:transform .3s var(--ease-out)}
.list a.row-more:hover .count{color:var(--ink)}
.list a.row-more:hover .count svg{transform:translateX(3px)}
.intro .byline{padding-top:0;color:var(--ink-2)}
.intro .byline a{color:var(--ink-3)}
/* ---------- blog ---------- */
.list .soon{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.735rem 0 .735rem 6.75rem;color:var(--ink-2)}
.list .soon .t{color:var(--ink-2)}
@media (max-width:520px){.list .soon{padding-left:3rem}}
.post del{text-decoration:line-through;text-decoration-color:var(--pink);text-decoration-thickness:1.5px;color:var(--ink-2)}
.post ins{text-decoration:none;display:inline-block;font:600 1.3rem/1 var(--hand);color:var(--pink);transform:rotate(-3deg) translateY(-1px)}
.post q{quotes:"\201C" "\201D" "\2018" "\2019"}
.post .signoff{margin-top:2.5rem;font:600 2.1rem/1 var(--hand);color:#4a4a4a;transform:rotate(-5deg);transform-origin:left center}
/* ---------- tech stack strip (front page; behaviour in stack.js) ---------- */
.stack{padding-top:2.75rem}
.stack>h2{color:var(--ink-2);font-weight:460;font-size:14px}
.stack-view{position:relative;width:min(calc(100vw - 2rem),62rem);margin-left:calc(50% - min(50vw - 1rem,31rem));overflow:hidden;padding:1rem 0 .75rem;
  -webkit-mask:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);mask:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);
  touch-action:pan-y;user-select:none;-webkit-user-select:none}
.stack-view.moving{cursor:grab}.stack-view.drag{cursor:grabbing}
.stack-track{display:flex;gap:2.25rem;width:max-content;padding:0 3rem;will-change:transform}
.stack-track li{display:flex;align-items:center;gap:.5rem;color:var(--ink-3);font-size:13px;line-height:20px;white-space:nowrap;will-change:transform,opacity,filter;transition:color .2s ease}
.stack-track svg{width:18px;height:18px;flex:none;fill:currentColor}
.stack-track li:hover{color:var(--ink)}
.stack-view.still{overflow-x:auto;scrollbar-width:none}.stack-view.still::-webkit-scrollbar{display:none}
@media (max-width:768px){.stack-track{gap:1.75rem}}