@font-face{font-family:Outfit;src:url(/fonts/outfit.ttf)format("truetype");font-weight:100 900;font-display:swap}:root{--slate:#1f2937;--slate-surface:#2b3646;--sky:#7cc4fa;--deep-blue:#2563eb;--sun:#ffd166;--gold:#e0a800;--paper:#f8fafc;--white:#fff;--bg:var(--paper);--surface:var(--white);--ink:var(--slate);--ink-soft:#4b5563;--line:#1f293724;--beat-quiet:#1f293759;--beat-strong:var(--slate);--beat-one:var(--gold);--band-bg:var(--slate);--band-ink:var(--paper);--focus:var(--deep-blue);--gutter:clamp(16px, 4vw, 48px);--measure:36rem;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:var(--slate);--surface:var(--slate-surface);--ink:var(--paper);--ink-soft:#cbd5e1;--line:#f8fafc29;--beat-quiet:#f8fafc73;--beat-strong:var(--sky);--beat-one:var(--sun);--band-bg:var(--slate-surface);--focus:var(--sky)}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{background:var(--bg);color:var(--ink);margin:0;font-family:Outfit,system-ui,-apple-system,Segoe UI,sans-serif;font-size:1.125rem;font-weight:400;line-height:1.6}img,svg{max-width:100%;display:block}a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}h1,h2,h3{letter-spacing:-.02em;margin:0;line-height:1.1}h2{font-size:clamp(2rem,4.5vw,3rem);font-weight:700}h3{letter-spacing:-.01em;font-size:1.25rem;font-weight:600}p{margin:0}.wrap{width:100%;max-width:72rem;padding:0 var(--gutter);margin:0 auto}.skip{left:var(--gutter);background:var(--deep-blue);color:var(--white);z-index:10;border-radius:8px;padding:.5rem 1rem;position:absolute;top:-100px}.skip:focus{top:1rem}.site-header{padding:1.25rem 0}.site-header .wrap{align-items:center;gap:2rem;display:flex}.logo{flex-shrink:0;display:block}.logo img{width:auto;height:30px}.nav{gap:1.5rem;margin-left:auto;font-size:1rem;display:flex}.nav a{color:var(--ink-soft);white-space:nowrap;text-decoration:none}.nav a:hover{color:var(--ink);text-decoration:underline}.lang{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:.3rem .85rem;font-size:.95rem;font-weight:600;text-decoration:none}.lang:hover{border-color:var(--ink)}.langs{flex-wrap:wrap;gap:.5rem;display:flex}@media (width<=980px){.nav{display:none}.langs{margin-left:auto}}.hero{padding:clamp(2.5rem,7vw,6rem) 0 clamp(3.5rem,8vw,7rem)}.hero .wrap{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:center;gap:clamp(2rem,6vw,5rem);display:grid}.beta-note{color:var(--ink-soft);align-items:center;gap:.6rem;margin-bottom:1.5rem;font-size:1rem;display:inline-flex}.beta-note:before{content:"";background:var(--beat-one);border-radius:50%;width:.6rem;height:.6rem}.hero h1{letter-spacing:-.035em;font-size:clamp(3.25rem,9vw,6.5rem);font-weight:800;line-height:.95}.hero .lead{max-width:32rem;margin-top:1.75rem;font-size:clamp(1.2rem,2vw,1.4rem);line-height:1.5}.actions{flex-wrap:wrap;align-items:center;gap:.75rem;margin-top:2.25rem;display:flex}.button{background:var(--deep-blue);min-height:48px;color:var(--white);font:inherit;cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1.05rem;font-weight:600;text-decoration:none;display:inline-flex}.button:hover{background:#1d4ed8;text-decoration:none}.button.secondary{color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line);background:0 0}.button.secondary:hover{box-shadow:inset 0 0 0 1.5px var(--ink)}.text-link{font-weight:600}.roda{text-align:center;justify-self:center;width:100%;max-width:380px;margin:0}.roda svg{width:100%;height:auto;overflow:visible}.roda circle{transform-box:fill-box;transform-origin:50%;transition:transform 90ms ease-out,opacity 90ms}.roda .quiet{fill:var(--beat-quiet)}.roda .strong{fill:var(--beat-strong)}.roda .one{fill:var(--beat-one)}.roda .lit{transform:scale(1.45)}.roda .quiet.lit{fill:var(--ink);transform:scale(2)}.roda-play{color:var(--ink);background:0 0;gap:.65rem;margin-top:1rem;padding:.25rem .75rem .25rem .25rem}.roda-play:hover{background:0 0;text-decoration:underline}.roda-play:before{content:"";background:var(--deep-blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M7 5l9 5-9 5z' fill='white'/%3E%3C/svg%3E") center / 1.25rem no-repeat;border-radius:50%;flex-shrink:0;width:2.5rem;height:2.5rem}.roda-play[aria-pressed=true]:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Crect x='5.5' y='5.5' width='9' height='9' rx='1' fill='white'/%3E%3C/svg%3E")}.roda figcaption{max-width:22rem;color:var(--ink-soft);margin:1rem auto 0;font-size:.95rem;line-height:1.5}@media (width<=800px){.hero .wrap{grid-template-columns:1fr}.roda{max-width:260px}}.section{border-top:1px solid var(--line);padding:clamp(3.5rem,8vw,6.5rem) 0}.section-head{max-width:var(--measure);margin-bottom:clamp(2rem,4vw,3rem)}.section-head p{color:var(--ink-soft);margin-top:1rem;font-size:1.2rem}.principles{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(2rem,5vw,4rem);margin:0;display:grid}.principles div{border-top:1px solid var(--line);padding:1.5rem 0}.principles dt{font-size:1.25rem;font-weight:600}.principles dd{color:var(--ink-soft);max-width:30rem;margin:.4rem 0 0}@media (width<=700px){.principles{grid-template-columns:1fr}}.timeline{margin:0;padding:0;list-style:none}.timeline-bar{grid-template-columns:5fr 5fr 7fr 5fr 5fr 5fr;gap:4px;height:14px;margin-bottom:2rem;display:grid}.timeline-bar span{background:var(--beat-quiet);border-radius:3px}.timeline-bar span:first-child{background:var(--beat-one)}.timeline-bar span:nth-child(3),.timeline-bar span:nth-child(5){background:var(--beat-strong)}.parts{counter-reset:part;grid-template-columns:repeat(3,minmax(0,1fr));gap:2rem clamp(1.5rem,4vw,3rem);margin:0;padding:0;list-style:none;display:grid}.parts li{counter-increment:part}.parts h3{align-items:baseline;gap:.6rem;display:flex}.parts h3:before{content:counter(part);color:var(--ink-soft);font-size:1rem;font-weight:400}.parts .minutes{color:var(--ink-soft);margin-left:auto;font-size:.95rem;font-weight:400}.parts p{color:var(--ink-soft);margin-top:.4rem}.timeline-note{max-width:var(--measure);color:var(--ink-soft);margin-top:2.5rem}@media (width<=860px){.parts{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=560px){.parts{grid-template-columns:1fr}}.steps{counter-reset:step;max-width:46rem;margin:0;padding:0;list-style:none}.steps li{counter-increment:step;border-top:1px solid var(--line);grid-template-columns:3rem minmax(0,1fr);gap:0 1rem;padding:1.5rem 0;display:grid}.steps li:before{content:counter(step);color:var(--beat-strong);font-size:2rem;font-weight:800;line-height:1}.steps p{color:var(--ink-soft);margin-top:.4rem}.optional{color:var(--ink-soft);font-size:1rem;font-weight:400}.experiment .wrap{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,6vw,5rem);display:grid}.experiment .body p+p{margin-top:1rem}.experiment .body p{max-width:var(--measure)}.facts{grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:1.5rem;margin:0;display:grid}.facts dt{letter-spacing:-.03em;font-size:clamp(2.5rem,6vw,3.75rem);font-weight:800;line-height:1}.facts dd{color:var(--ink-soft);margin:.35rem 0 0;font-size:1rem}@media (width<=800px){.experiment .wrap{grid-template-columns:1fr}}.band{background:var(--band-bg);color:var(--band-ink);border-top:0}.band .section-head p{color:#cbd5e1}.band a{color:var(--sky)}.beta-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem clamp(2rem,5vw,4rem);margin:0;padding:0;list-style:none;display:grid}.beta-list li{color:#e2e8f0;padding-left:1.5rem;position:relative}.beta-list li:before{content:"";background:var(--sky);border-radius:50%;width:.5rem;height:.5rem;position:absolute;top:.6em;left:0}.beta-list strong{color:var(--paper);font-weight:600}@media (width<=700px){.beta-list{grid-template-columns:1fr}}.faq{max-width:46rem}.faq details{border-top:1px solid var(--line)}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;justify-content:space-between;align-items:center;gap:1rem;padding:1.25rem 0;font-size:1.2rem;font-weight:600;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"";border-bottom:2px solid;border-right:2px solid;flex-shrink:0;width:.7rem;height:.7rem;transition:transform .15s;transform:rotate(45deg)translateY(-25%)}.faq details[open] summary:after{transform:rotate(-135deg)translateY(-25%)}.faq details p{color:var(--ink-soft);max-width:var(--measure);padding:0 0 1.5rem}.site-footer{border-top:1px solid var(--line);color:var(--ink-soft);padding:3rem 0 4rem;font-size:1rem}.site-footer .wrap{flex-wrap:wrap;align-items:center;gap:1rem 2rem;display:flex}.site-footer .tagline{color:var(--ink);font-weight:600}.site-footer .langs{margin-left:auto}.site-footer .lang{color:var(--ink)}.on-dark{display:none}@media (prefers-color-scheme:dark){.on-light{display:none}.on-dark{display:block}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.roda circle,.faq summary:after{transition:none}}.experiment .body h2+p{margin-top:1.5rem}@media (width<=560px){.steps li{grid-template-columns:2rem minmax(0,1fr);gap:0 .75rem}}@media (width<=800px){.hero{padding:1.5rem 0 2.5rem}.hero .wrap{gap:2rem}.hero .lead{margin-top:1.25rem}.actions{grid-template-columns:1fr 1fr;max-width:26rem;margin-top:1.5rem;display:grid}.actions .button{white-space:nowrap;padding:.75rem}.roda{text-align:left;grid-template-columns:7.5rem minmax(0,1fr);justify-self:stretch;align-items:center;gap:.5rem 1.25rem;max-width:none;display:grid}.roda svg{grid-row:span 2;align-self:center}.roda-play{justify-self:start;margin-top:0;padding-left:0}.roda figcaption{max-width:none;margin:0;font-size:.9rem}}@media (width<=560px){body{font-size:1.0625rem}.site-header{padding:1rem 0}.logo img{height:26px}.section{padding:2.75rem 0}.section-head{margin-bottom:1.5rem}.section-head p{font-size:1.0625rem}.principles div{padding:1.1rem 0}.timeline-bar{display:none}.parts{gap:1.25rem}.parts li{border-left:4px solid var(--beat-quiet);padding-left:.9rem}.parts li:first-child{border-left-color:var(--beat-one)}.parts li:nth-child(3),.parts li:nth-child(5){border-left-color:var(--beat-strong)}.timeline-note{margin-top:1.75rem}.steps li{grid-template-columns:1.75rem minmax(0,1fr);gap:0 .5rem;padding:1.1rem 0}.steps li:before{font-size:1.5rem}.experiment .wrap{gap:1.75rem}.facts{grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}.facts dt{font-size:2.25rem}.facts dd{font-size:.85rem;line-height:1.3}.beta-list{gap:1rem}.faq summary{padding:1rem 0;font-size:1.1rem}.site-footer{padding:2rem 0 2.5rem}.site-footer .wrap{flex-direction:column;align-items:flex-start;gap:.75rem}.site-footer .langs{margin-left:0}}@media (width<=380px){.actions{grid-template-columns:1fr}.roda{grid-template-columns:5.5rem minmax(0,1fr);gap:.5rem 1rem}.roda-play{white-space:nowrap}}