:root{--cream:#fffaf0;--ink:#22211e;--purple:#7b62e9;--orange:#ff895f;--teal:#3dc5b2;--yellow:#ffd969;--line:#dad5c8;--page:min(1200px,calc(100% - 48px))}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Plus Jakarta Sans",sans-serif}.page{width:var(--page);margin-inline:auto}.skip{position:fixed;top:-50px;left:10px;background:var(--purple);color:white;padding:10px;z-index:30}.skip:focus{top:10px}.nav{height:84px;display:flex;align-items:center;justify-content:space-between}.logo{font-size:21px;font-weight:800;color:inherit;text-decoration:none;display:flex;align-items:center;gap:8px}.spark{color:var(--orange);font-size:25px}.nav nav{display:flex;gap:33px}.nav nav a{color:#5f5c54;text-decoration:none;font-size:12px}.nav-button{background:var(--ink);color:white;text-decoration:none;padding:13px 17px;border-radius:14px;font-size:11px;box-shadow:4px 4px 0 var(--yellow)}.hero{text-align:center;min-height:calc(100vh - 84px);padding:90px 0 0;position:relative}.hello,.eyebrow{font:500 10px "DM Mono",monospace;letter-spacing:.14em}.hello span{color:var(--teal)}.hero h1,.lesson h2,.section-heading h2,.loop h2,.details h2,.closing h2{font-size:clamp(68px,9.5vw,132px);line-height:.83;letter-spacing:-.075em;margin:25px 0;font-weight:800}.hero h1 em,.lesson h2 em,.section-heading em,.loop em,.closing em{font-family:Georgia,serif;font-weight:400;color:var(--purple)}.lead{font-size:17px;line-height:1.7;color:#6b675e;max-width:650px;margin:35px auto}.hero-actions{display:flex;justify-content:center;gap:25px;align-items:center}.primary{background:var(--purple);color:white;padding:16px 20px;text-decoration:none;border-radius:14px;display:inline-flex;gap:35px;font-size:12px;font-weight:700;box-shadow:5px 5px 0 #dcd3ff;transition:.2s}.primary:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 #dcd3ff}.watch{color:var(--ink);text-decoration:none;font-size:12px;font-weight:700}.watch i{display:inline-grid;place-items:center;width:31px;height:31px;border:1px solid var(--line);border-radius:50%;font-size:8px;margin-right:8px}.hero-sticker{position:absolute;width:110px;height:110px;border-radius:50%;display:grid;place-items:center;font:500 10px "DM Mono";line-height:1.5;text-transform:uppercase}.sticker-one{left:0;top:100px;background:var(--yellow);transform:rotate(-10deg)}.sticker-two{right:1%;top:170px;background:#dcd3ff;transform:rotate(8deg)}.doodle{position:absolute;width:110px;right:11%;bottom:110px}.doodle svg path,.benefit-art svg path,.board-arrow svg path{fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round}.topic-row{position:absolute;bottom:0;left:0;right:0;border-block:1px solid var(--line);height:67px;display:flex;align-items:center;justify-content:center;gap:10px}.topic-row span{font:9px "DM Mono";letter-spacing:.12em;margin:0 15px}.topic-row button{border:1px solid var(--line);background:#fffdf8;border-radius:30px;padding:9px 13px;cursor:pointer;font-size:11px}.topic-row button:hover{background:var(--yellow)}.lesson{background:#e8e1ff;padding:130px 0}.lesson-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:center}.lesson h2{font-size:clamp(55px,6vw,82px);margin:18px 0 30px}.lesson-copy>p:not(.eyebrow){color:#5e5870;line-height:1.7}.prompt-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:38px}.prompt-chips span{width:100%;font:9px "DM Mono";margin-bottom:5px}.prompt-chips button{border:1px solid rgba(64,52,99,.25);background:transparent;border-radius:99px;padding:9px 11px;font-size:10px;cursor:pointer}.prompt-chips button.active{background:var(--ink);color:white}.tutor-shell{background:#fffdf8;border:1px solid #c8bfe4;border-radius:18px;overflow:hidden;box-shadow:14px 15px 0 rgba(93,69,166,.12);transform:rotate(.5deg)}.tutor-bar,.tutor-status{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 17px;border-bottom:1px solid #ddd8ce;font:9px "DM Mono";letter-spacing:.08em}.tutor-bar>div{display:flex;gap:9px;align-items:center}.tutor-bar i{width:8px;height:8px;border-radius:50%;background:var(--orange)}.verified{color:#258776;background:#dff7ef;padding:7px 9px;border-radius:20px}.tutor-body{display:grid;grid-template-columns:48px 1fr}.tutor-body aside{grid-row:span 2;border-right:1px solid #ddd8ce;padding:10px 7px;display:flex;flex-direction:column;gap:8px}.tutor-body aside button{border:0;background:transparent;width:32px;height:32px;border-radius:8px}.tutor-body aside button.active{background:#e8e1ff;color:var(--purple)}.tutor-body aside i{flex:1}.board{height:430px;position:relative;overflow:hidden;background-image:radial-gradient(#d8d2c5 1px,transparent 1px);background-size:18px 18px;padding:27px}.board-title{font-size:18px;font-weight:700;margin:0}.visual{display:none}.visual.active{display:block}.variable-demo .label-tape{position:absolute;left:24%;top:29%;background:var(--yellow);padding:9px 20px;font:bold 13px "DM Mono";transform:rotate(-4deg)}.container{position:absolute;left:22%;top:42%;width:150px;height:120px;border:4px solid var(--purple);border-top:0;border-radius:0 0 16px 16px;display:grid;place-items:center}.container span{font-size:48px;font-weight:800;color:var(--purple)}.board-arrow{position:absolute;width:180px;right:12%;top:35%;color:var(--orange)}.board-arrow svg{width:100px}.board-arrow span{font-family:Georgia,serif;font-style:italic;font-size:14px;display:block;transform:rotate(4deg)}.value-controls{position:absolute;left:20%;bottom:25px;display:flex;align-items:center;gap:10px}.value-controls button{border:0;width:31px;height:31px;border-radius:50%;background:var(--ink);color:white;font-size:17px;cursor:pointer}.value-controls span{font-size:9px}.fraction-demo{padding-top:80px;text-align:center}.fraction{display:inline-block;width:130px;height:130px;border:4px solid var(--purple);border-radius:50%;position:relative;overflow:hidden;background:white}.fraction span{position:absolute;background:var(--purple);left:0;width:50%;height:100%}.fraction.two{display:inline-grid;grid-template-columns:1fr 1fr}.fraction.two:after,.fraction.two:before{content:"";position:absolute;background:white;z-index:2}.fraction.two:after{width:4px;top:0;bottom:0;left:50%}.fraction.two:before{height:4px;left:0;right:0;top:50%}.fraction b{position:absolute;z-index:3;bottom:-30px;left:0;right:0}.fraction-demo .equals{display:inline-block;font-size:30px;margin:0 25px;vertical-align:55px}.fraction-demo>p{margin-top:45px;font-family:Georgia,serif;font-style:italic}.loop-demo{text-align:center;padding-top:60px}.loop-ring{width:220px;height:220px;border:4px dashed var(--teal);border-radius:50%;margin:auto;position:relative}.loop-ring span{position:absolute;width:35px;height:35px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;font-weight:700}.loop-ring span:nth-child(1){left:92px;top:-18px}.loop-ring span:nth-child(2){right:-15px;top:90px}.loop-ring span:nth-child(3){left:92px;bottom:-18px}.loop-ring span:nth-child(4){left:-15px;top:90px}.loop-ring i{font-style:normal;font-size:70px;line-height:210px;color:var(--teal)}.loop-demo>p{font-family:Georgia,serif;font-style:italic}.tutor-caption{grid-column:2;padding:17px;min-height:92px;border-top:1px solid #ddd8ce;display:grid;grid-template-columns:48px 1fr 32px;align-items:center;gap:14px}.voice-bars{height:38px;display:flex;align-items:center;gap:3px}.voice-bars i{width:3px;height:30%;background:var(--purple);animation:sound .8s ease-in-out infinite alternate}.voice-bars i:nth-child(2){height:70%;animation-delay:.1s}.voice-bars i:nth-child(3){height:100%;animation-delay:.2s}.voice-bars i:nth-child(4){height:55%;animation-delay:.3s}.tutor-caption p{font-size:11px;line-height:1.55}.tutor-caption button{border:1px solid #ddd8ce;background:transparent;width:32px;height:32px;border-radius:50%;cursor:pointer}.tutor-status{border-top:1px solid #ddd8ce;border-bottom:0;color:#8b877e}.why{padding:135px 0}.section-heading{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:start}.section-heading p{font:10px "DM Mono";letter-spacing:.12em}.section-heading h2{width:78%;font-size:clamp(57px,7vw,92px);margin-top:0}.section-heading h2 em{color:var(--orange)}.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:50px}.benefit-grid article{min-height:480px;border:1px solid rgba(0,0,0,.12);border-radius:22px;padding:24px;display:flex;flex-direction:column}.benefit-grid .purple{background:#dcd3ff}.benefit-grid .orange{background:#ffb79f}.benefit-grid .teal{background:#9ce0d5}.benefit-art{height:210px;position:relative}.benefit-art .circle{position:absolute;width:105px;height:105px;background:var(--purple);border-radius:50%;left:10%;top:25%}.benefit-art .square{position:absolute;width:85px;height:85px;background:var(--yellow);right:12%;top:38%;transform:rotate(12deg)}.benefit-art svg{position:absolute;width:160px;right:0;color:var(--ink)}.benefit-grid article>span{font:10px "DM Mono";margin-top:auto}.benefit-grid h3{font-size:25px;line-height:1.08;margin:13px 0}.benefit-grid p{font-size:12px;line-height:1.65}.script{display:grid;place-items:center}.script code{background:#fff6ee;padding:25px;line-height:1.9;transform:rotate(-3deg);box-shadow:5px 6px 0 rgba(0,0,0,.1)}.script b{position:absolute;right:15%;bottom:8%;font-size:32px;background:var(--yellow);width:55px;height:55px;display:grid;place-items:center;border-radius:50%}.sound{display:flex;justify-content:center;align-items:center;gap:8px}.sound i{width:8px;height:var(--h,70px);background:var(--ink);border-radius:9px}.sound i:nth-child(2),.sound i:nth-child(6){--h:110px}.sound i:nth-child(3),.sound i:nth-child(5){--h:160px}.sound i:nth-child(4){--h:195px}.loop{background:var(--ink);color:#fffaf0;padding:140px 0}.loop-inner{display:grid;grid-template-columns:.82fr 1.18fr;gap:100px}.loop h2{font-size:clamp(55px,6vw,82px);margin:20px 0 30px}.loop em{color:var(--yellow)}.loop-copy>p:not(.eyebrow){color:#a6a39b;line-height:1.7}.loop-copy>a{color:var(--yellow);font-size:12px;text-decoration:none}.loop-steps{list-style:none;margin:0;padding:0}.loop-steps li{display:grid;grid-template-columns:48px 1fr 75px;gap:18px;border-top:1px solid #494740;padding:25px 0}.loop-steps>li>span{width:34px;height:34px;border-radius:50%;background:var(--purple);display:grid;place-items:center;font-size:11px}.loop-steps b{font-size:17px}.loop-steps p{color:#9c9991;font-size:12px;line-height:1.6}.loop-steps small{font:9px "DM Mono";color:var(--yellow)}.details{padding:130px 0}.details-head p{font:10px "DM Mono"}.details h2{font-size:clamp(50px,6vw,78px)}.details h2 span{color:#8a867c}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:55px}.detail-grid article{background:var(--cream);min-height:230px;padding:28px;display:flex;flex-direction:column;justify-content:space-between}.detail-grid b{font-size:70px;letter-spacing:-.06em}.detail-grid article>span{font-size:11px}.detail-grid .stack{grid-column:1/-1;min-height:auto;flex-direction:row;flex-wrap:wrap;gap:10px;justify-content:flex-start}.stack span{border:1px solid var(--line);padding:10px 13px;border-radius:30px}.closing{background:var(--purple);color:white;padding:120px 0;text-align:center;position:relative}.big-spark{font-size:80px;color:var(--yellow)}.closing p{font:10px "DM Mono";letter-spacing:.14em}.closing h2{font-size:clamp(60px,8vw,105px)}.closing em{color:var(--yellow)}.closing .primary{background:var(--yellow);color:var(--ink);box-shadow:5px 5px 0 #4d399e}.back{color:white;margin-left:24px;font-size:12px}.footer{height:95px;display:flex;align-items:center;justify-content:space-between;font:9px "DM Mono"}@keyframes sound{to{transform:scaleY(.45)}}@media(max-width:900px){:root{--page:min(100% - 30px,1200px)}.nav nav{display:none}.hero-sticker{display:none}.lesson-wrap,.loop-inner{grid-template-columns:1fr}.lesson-copy{max-width:650px}.section-heading h2{width:100%}.benefit-grid{grid-template-columns:1fr 1fr}.benefit-grid article:last-child{grid-column:1/-1}.loop-inner{gap:60px}}@media(max-width:600px){.nav{height:70px}.nav-button{font-size:0}.nav-button span{font-size:12px}.hero{padding-top:70px;min-height:800px}.hero h1{font-size:20vw}.hero-actions{flex-direction:column}.doodle{display:none}.topic-row{overflow:auto;justify-content:flex-start}.topic-row span:last-child{display:none}.lesson,.why,.loop,.details{padding-block:85px}.tutor-body{grid-template-columns:1fr}.tutor-body aside{display:none}.board{height:390px}.tutor-caption{grid-column:1}.board-arrow{right:2%;width:130px}.benefit-grid{grid-template-columns:1fr}.benefit-grid article:last-child{grid-column:auto}.loop-steps li{grid-template-columns:40px 1fr}.loop-steps small{display:none}.detail-grid{grid-template-columns:1fr}.detail-grid .stack{grid-column:auto}.closing .back{display:block;margin:25px 0 0}.footer span:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
