*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:#173e38;background:#fff;font-family:ui-rounded,"Avenir Next",Avenir,system-ui,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #bf382d;outline-offset:6px}svg{width:24px;height:24px;flex:none}p{line-height:1.6}h1,h2,h3,p{margin-top:0}.header{height:88px;display:flex;align-items:center;justify-content:space-between;padding:0 5%;gap:24px}.wordmark{font-size:28px;font-weight:900}.wordmark span,h1 span{color:#dd4d3d}.header nav{display:flex;gap:32px;align-items:center;font-size:15px;font-weight:700}.header nav a{display:flex;align-items:center;gap:9px;min-height:44px}.header nav a:hover{color:#b13329}.skip{position:absolute;top:-100px;left:12px;z-index:10;padding:12px;background:white}.skip:focus{top:12px}.hero{height:min(650px,76svh);min-height:440px;position:relative;overflow:hidden;background:#94d8fa}.world{width:100%;height:100%;object-fit:cover;object-position:center 62%;position:absolute;inset:0}.welcome{position:relative;text-align:center;padding:30px 16px 0}.eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:0;margin-bottom:12px}.welcome h1{font-size:88px;line-height:1.05;font-weight:900;margin:0 0 8px}.welcome>p:not(.eyebrow){font-size:20px;font-weight:600;margin-bottom:20px}.explore,.start{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:54px;padding:14px 24px;border-radius:6px;font-weight:800;background:#174f40;color:white;transition:background .15s,transform .15s}.explore:hover,.start:hover{background:#0a362b;transform:translateY(-2px)}.activities{max-width:1120px;margin:auto;padding:48px 32px 70px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}.section-heading h2{font-size:28px;margin:0}.section-heading>span{font-size:12px;font-weight:700;color:#596c66}.typing{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.activity-art{position:relative;display:block;background:#def0e9;aspect-ratio:1.3;overflow:hidden;border-radius:8px}.activity-art img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}.activity-art:hover img{transform:scale(1.035)}.art-label{position:absolute;bottom:18px;left:18px;background:white;padding:10px 14px;border-radius:4px;display:flex;align-items:center;gap:10px;font-weight:800}.activity-copy h3{font-size:42px;line-height:1.1;margin-bottom:20px}.activity-copy>p:not(.eyebrow):not(.keyboard-note){font-size:20px;color:#496159;line-height:1.65}.keyboard-note{display:flex;gap:8px;align-items:center;font-size:12px;color:#596c66;margin:16px 0 0}.keyboard-note svg{width:18px;height:18px}.family{background:#edf5ee;padding:48px max(32px,calc((100% - 1056px)/2));display:grid;grid-template-columns:1fr 1fr;gap:64px}.family h2{font-size:32px;line-height:1.2;margin:0}.family-info>p{font-size:18px;margin-bottom:24px;max-width:390px}details{border-top:1px solid #bccdc3;border-bottom:1px solid #bccdc3}summary{list-style:none;cursor:pointer;font-weight:700;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px}summary::-webkit-details-marker{display:none}details[open] summary svg{transform:rotate(45deg)}details p{font-size:15px}details a{display:inline-flex;gap:10px;align-items:center;text-decoration:underline;font-size:15px;font-weight:700;margin-bottom:20px}footer{padding:30px 5%;display:flex;align-items:center;justify-content:space-between;gap:20px}footer .wordmark{font-size:22px}footer p{font-size:12px;margin:0;color:#596c66}footer>a:last-child{display:grid;place-items:center;width:44px;height:44px;border:1px solid #c8d5ce;border-radius:50%}
@media(min-width:1600px){.world{object-position:center 57%}.welcome{padding-top:32px}}
@media(max-width:700px){.header{height:72px;padding:0 20px;gap:12px}.wordmark{font-size:24px}.header nav{gap:16px;font-size:12px}.header nav svg{display:none}.hero{height:570px;min-height:0;max-height:76svh}.world{object-position:50% 100%;object-fit:cover}.welcome{padding-top:32px}.welcome h1{font-size:56px}.welcome .eyebrow{font-size:10px}.welcome>p:not(.eyebrow){font-size:16px}.explore{min-height:48px;padding:12px 18px;font-size:14px}.activities{padding:32px 24px 44px}.section-heading h2{font-size:23px}.section-heading>span{display:none}.typing{grid-template-columns:1fr;gap:28px}.activity-art{aspect-ratio:1.35}.activity-copy h3{font-size:34px;margin-bottom:14px}.activity-copy>p:not(.eyebrow):not(.keyboard-note){font-size:18px}.family{padding:36px 24px;grid-template-columns:1fr;gap:24px}.family h2{font-size:28px}.family-info>p{font-size:16px}footer{flex-wrap:wrap;padding:24px;gap:14px}footer p{order:3;width:100%}.keyboard-note{align-items:flex-start}}
@media(max-width:360px){.header{padding:0 14px}.header nav{gap:10px}.wordmark{font-size:21px}.welcome h1{font-size:48px}.welcome .eyebrow{font-size:9px}.activities{padding-left:20px;padding-right:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

.math{margin-top:64px}.math-art{background:#f5e1cd}.math-picture{width:100%;height:100%;display:block}.math .start{background:#80502d}.math .start:hover{background:#61391e}.math .art-label{top:14px;bottom:auto}@media(max-width:700px){.math{margin-top:48px}.math-picture{min-height:240px}.math-art{aspect-ratio:1.2}}