:root{color-scheme:dark;--bg:#060709;--surface:#101216;--ink:#f3f4f6;--muted:#989ca6;--line:#ffffff18;--amber:#ffbe55;--blue:#6c9dff;--green:#59dba5;font-family:"Segoe UI",Arial,sans-serif;font-synthesis:none;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;overflow-x:clip}button,input{font:inherit}button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0;color:inherit}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--amber);outline-offset:5px}button:active{transform:scale(.97)}[hidden]{display:none!important}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip:focus{position:fixed;z-index:30;top:10px;left:10px;padding:15px;background:var(--amber);color:#070708}.content-width{width:min(1280px,calc(100% - 104px));margin-inline:auto}
.masthead{position:relative;z-index:5;height:92px;width:min(1400px,calc(100% - 104px));margin:auto;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:14px}.brand-emblem{font-size:34px;font-weight:800;letter-spacing:-14px;color:#fff;line-height:1;padding-right:11px;text-shadow:0 1px 0 #737c8e}.brand-emblem span{color:var(--amber)}.brand-word{font-size:12px;letter-spacing:2px;font-weight:450}.brand-word b{font-weight:800}.masthead nav{display:flex;align-items:center;gap:32px;font-size:13px}.masthead nav>a{color:#d4d6de}.masthead nav>a span{padding-left:10px;color:var(--amber)}#motion-toggle{background:#111318;border:1px solid #ffffff14;border-radius:30px;min-height:38px;padding:0 15px;display:flex;align-items:center;gap:10px;font-size:12px;color:#b3b6c0}.motion-bars{display:flex;gap:3px;align-items:center;height:15px}.motion-bars i{display:block;width:2px;height:9px;background:var(--amber);animation:equalise 1.7s ease-in-out infinite alternate}.motion-bars i:nth-child(2){height:15px;animation-delay:-.6s}.motion-bars i:nth-child(3){height:6px;animation-delay:-1.2s}
.hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line)}.hero-inner{width:min(1330px,calc(100% - 104px));margin:auto;min-height:730px;display:grid;grid-template-columns:1fr 1.12fr;align-items:center;position:relative;z-index:1}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(#ffffff02 1px,transparent 1px),linear-gradient(90deg,#ffffff02 1px,transparent 1px);background-size:90px 90px;mask-image:linear-gradient(90deg,#000,transparent 90%);z-index:-1}.hero-ghost{position:absolute;left:18%;top:0;font-size:clamp(200px,33vw,520px);font-weight:850;letter-spacing:-.09em;line-height:1;color:#ffffff02;white-space:nowrap;user-select:none;z-index:-1}.hero-copy{position:relative;z-index:2;padding:55px 0 75px;pointer-events:none}.hero-copy a{pointer-events:auto}.eyebrow{display:flex;align-items:center;gap:11px;font:600 10px/1.5 "Courier New",monospace;letter-spacing:2.4px;color:#b8bbc3;margin:0 0 27px}.signal,.live-marker i{width:5px;height:5px;border-radius:50%;background:var(--amber);box-shadow:0 0 14px #ffb52bb0;display:inline-block}h1{font-size:clamp(62px,6.9vw,104px);font-weight:650;letter-spacing:-.067em;line-height:.96;margin:0 0 29px}.title-line{display:block}.chrome-text{color:#cdd4df;background:linear-gradient(172deg,#fcfdff 4%,#cbd1db 22%,#697384 41%,#eff4ff 47%,#9fa8b7 57%,#fff 72%,#565c69 95%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;padding-bottom:.07em;text-shadow:0 10px 40px #c4d7f00c}.hero-description{font-size:16px;line-height:1.7;color:#9398a3;margin:0 0 29px}.launch-button{display:inline-flex;gap:30px;align-items:center;border-radius:8px;background:linear-gradient(135deg,#ffd087,#ffb744);color:#181005;padding:8px 9px 8px 21px;min-height:55px;font-size:14px;font-weight:650;box-shadow:0 0 0 1px #ffcb7866,0 6px 30px #ffa93815;transition:box-shadow .3s,transform .3s}.launch-button:hover{transform:translateY(-3px);box-shadow:0 0 0 1px #ffcb78aa,0 10px 45px #ffa93845}.button-arrow{display:grid;place-items:center;width:38px;height:38px;background:#0000000a;border:1px solid #00000013;border-radius:5px;font-size:24px;font-weight:400}.hero-spec{display:flex;gap:14px;align-items:center;font-size:11px;color:#7d838e;margin-top:24px}.hero-spec b{color:#c2c5cd;font-weight:600}.spec-divider{height:12px;width:1px;background:#ffffff25}
.owl-stage{position:relative;width:115%;margin-left:-12%;aspect-ratio:1;max-height:780px;perspective:1100px;--px:0;--py:0}.owl-float{width:100%;height:100%;transform:translate3d(calc(var(--px)*13px),calc(var(--py)*-10px),0) rotateY(calc(var(--px)*5deg));transition:transform .6s ease-out;position:relative;z-index:1}.chrome-owl{width:100%;height:100%;object-fit:contain;mix-blend-mode:screen;mask-image:radial-gradient(ellipse 62% 64% at 50% 46%,#000 48%,transparent 85%);animation:owlArrival 1.5s cubic-bezier(.18,.7,.25,1) both,levitate 7s ease-in-out 1.5s infinite;filter:drop-shadow(0 20px 60px #e7931309)}.stage-orbit{position:absolute;border:1px solid #ffffff0b;border-radius:50%;inset:14% 5% 10%;transform:rotate(-30deg);pointer-events:none}.orbit-two{inset:23% -5% 23%;transform:rotate(30deg);border-style:dashed;border-color:#ffffff06}.stage-tag{position:absolute;z-index:2;right:0;top:63%;display:flex;align-items:center;gap:11px;background:#090c10b3;border:1px solid #ffffff1a;border-left:2px solid #ffc16685;padding:12px 15px;backdrop-filter:blur(16px);font:10px/1.5 "Courier New",monospace;letter-spacing:1.3px;box-shadow:0 12px 40px #0005}.stage-tag div>span{display:block;color:#9da1aa;letter-spacing:0;font:11px/1.5 "Segoe UI",sans-serif;margin-top:3px}.tag-cross{font-size:23px;color:var(--amber);font-weight:300}.stage-coordinates{position:absolute;bottom:3%;left:22%;right:7%;display:flex;align-items:center;justify-content:space-between;font:9px "Courier New",monospace;letter-spacing:1px;color:#747a86}.stage-coordinates>span:nth-child(2){color:var(--amber);font-size:16px}.hero-bottom{width:min(1330px,calc(100% - 104px));margin:auto;display:flex;justify-content:space-between;align-items:center;padding:0 0 26px;font:9px "Courier New",monospace;letter-spacing:2px;color:#696f7b}.scroll-cue{display:flex;align-items:center;gap:15px}.scroll-cue>span{height:29px;width:20px;display:grid;place-items:center;border:1px solid #ffffff24;border-radius:20px;color:#bbc0ca;font-size:14px;animation:scrollHint 3s ease-in-out infinite}.hero-bottom-right b{font-weight:400;color:#a3a8b2}
.worlds{padding:58px 0 62px}.section-marker{display:flex;justify-content:space-between;align-items:center;font:10px/1.5 "Courier New",monospace;letter-spacing:1.8px;color:#7c818d}.section-marker>span:last-child{font-size:13px}.worlds-title{font-size:clamp(25px,2.7vw,38px);letter-spacing:-1.3px;font-weight:550;margin:22px 0 29px}.worlds-title>span{color:#717682}.world-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.world-card{position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;text-align:left;border:1px solid #ffffff21;background:#10141d;border-radius:15px;min-height:320px;padding:26px 29px;transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .4s,box-shadow .4s;--mx:50%;--my:50%}.world-numeracy{--world-color:#83afff;background:radial-gradient(ellipse at 70% 30%,#21437888,transparent 70%),linear-gradient(140deg,#0c1628,#10151e)}.world-literacy{--world-color:#77e3b4;background:radial-gradient(ellipse at 70% 30%,#14533c88,transparent 70%),linear-gradient(140deg,#0b1c18,#101915)}.world-card::after{content:"";position:absolute;inset:0;background:radial-gradient(350px circle at var(--mx) var(--my),#ffffff0e,transparent);opacity:0;transition:opacity .4s;z-index:-1}.world-card:hover::after{opacity:1}.world-card:hover{transform:translateY(-5px);border-color:var(--world-color);box-shadow:0 18px 50px #0003}.world-top{display:flex;justify-content:space-between;font:10px "Courier New",monospace;letter-spacing:1.6px;color:var(--world-color);z-index:2}.world-app-count{font-size:9px;border:1px solid #ffffff24;border-radius:20px;padding:5px 9px;margin-top:-4px;color:#abb7c6}.world-symbol{position:absolute;top:37px;right:15%;font-size:170px;line-height:1;letter-spacing:-10px;color:#a1bddd;text-shadow:0 2px 1px #e6eeff,2px 7px 0 #142e50,0 15px 30px #000a;transform:rotate(-12deg);transition:transform .55s}.math-symbol{font-weight:400;right:28%}.math-symbol small{font-size:72px;position:absolute;right:-83px;top:10px;font-weight:400;color:#739ddd;text-shadow:0 1px 0 #c0d6ff,1px 4px 0 #0f284c}.math-symbol i{position:absolute;font-size:75px;left:-90px;top:24px;transform:rotate(30deg);font-style:normal;color:#4c73ab;text-shadow:0 1px 0 #8daddb,1px 4px 0 #0f284c}.word-symbol{font-family:Georgia,serif;font-size:155px;top:36px;right:21%;color:#b3d6c8;text-shadow:0 2px 1px #e0fff3,2px 7px 0 #214635,0 15px 30px #000a;transform:rotate(9deg)}.word-symbol>span{position:absolute;font-size:120px;top:-5px;right:-68px;color:#487e63}.world-card:hover .world-symbol{transform:translateY(-8px) rotate(0) scale(1.06)}.world-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:auto;padding-top:172px;z-index:2}.world-bottom strong{font-size:25px;letter-spacing:-.7px;font-weight:550;display:block;margin-bottom:9px}.world-bottom>span>span{font-size:13px;color:#96a4b4;line-height:1.5;display:block}.world-arrow{flex:none;width:40px;height:40px;display:grid;place-items:center;border:1px solid #ffffff2e;border-radius:50%;font-size:23px;color:var(--world-color);transition:background .3s,color .3s}.world-card:hover .world-arrow{background:var(--world-color);color:#0b151b}
.library{border-top:1px solid var(--line);padding-top:47px}.live-marker{display:flex;gap:9px;align-items:center;font-size:9px!important;letter-spacing:1px}.live-marker i{background:#72c39f;box-shadow:0 0 10px #72c39f44;width:4px;height:4px}.library-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:25px 0 33px}.library-top h2{font-size:clamp(32px,4vw,54px);letter-spacing:-2px;line-height:1.1;font-weight:550;margin:0}.library-top h2 span{color:#999eaa}.library-top p{color:#8e949f;font-size:15px;margin:14px 0 0}.library-top>#result-count{font:11px "Courier New",monospace;white-space:nowrap;color:#9ca3ae;border:1px solid var(--line);padding:9px 13px;border-radius:5px;margin-bottom:2px}.control-deck{border:1px solid #ffffff18;border-radius:13px;padding:16px;background:linear-gradient(160deg,#15181e,#0d1015);box-shadow:0 9px 25px #0003}.toolbar{display:flex;justify-content:space-between;gap:25px}.subject-switch{position:relative;background:#080a0e;border:1px solid #ffffff09;padding:4px;border-radius:8px;display:flex;isolation:isolate;flex:0 1 440px;--selection:0}.subject-switch button{width:33.333%;z-index:1;background:none;border-radius:5px;font-size:14px;font-weight:500;padding:12px 13px;color:#8e96a5;white-space:nowrap;display:flex;gap:8px;align-items:center;justify-content:center;transition:color .3s}.subject-switch button[aria-pressed=true]{color:#f3f5fa}.switch-highlight{position:absolute;inset:4px auto 4px 4px;width:calc((100% - 8px)/3);background:linear-gradient(#30353f,#1a1f28);border:1px solid #ffffff27;border-radius:5px;box-shadow:0 2px 5px #0009,inset 0 1px 0 #ffffff15;transform:translateX(calc(var(--selection)*100%));transition:transform .42s cubic-bezier(.2,.8,.2,1)}.blue-dot,.green-dot{width:5px;height:5px;border-radius:50%;background:var(--blue);flex:none}.green-dot{background:var(--green)}.search-box{display:flex;align-items:center;gap:12px;background:#080a0e;border:1px solid #ffffff15;border-radius:8px;padding:0 16px;max-width:405px;width:100%;min-width:0}.search-box:focus-within{border-color:var(--amber);box-shadow:0 0 0 2px #ffb94322}.search-box svg{width:19px;flex:none;color:#878e9a}.search-box input{min-width:0;width:100%;padding:15px 0;background:none;border:0;outline:none;font-size:14px;color:#eee}.search-box input::placeholder{color:#797f8b}.search-box input:focus-visible{outline:none}.search-box kbd{font:12px monospace;border:1px solid #ffffff22;border-radius:4px;padding:2px 7px;color:#7d8797}.topics{display:flex;gap:5px;flex-wrap:wrap;margin-top:13px;padding-top:13px;border-top:1px solid #ffffff0b}.topic{padding:8px 12px;min-height:38px;border:1px solid transparent;border-radius:6px;background:transparent;font-size:13px;color:#9097a4;white-space:nowrap;transition:background .2s,color .2s}.topic:hover{background:#ffffff09;color:#eee}.topic[aria-pressed=true]{background:#ffbf5512;color:#ffd28b;border-color:#ffc35a35}.results-heading{display:flex;justify-content:space-between;align-items:center;min-height:72px}.results-heading h3{font:12px "Courier New",monospace;letter-spacing:.5px;color:#b0b5c0;margin:0;font-weight:400}.reset{font-size:13px;background:transparent;color:#ffc568;padding:12px}.app-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.app-card{position:relative;isolation:isolate;border:1px solid #ffffff16;border-radius:13px;background:linear-gradient(140deg,#181c23,#0f1116 60%);padding:0;display:flex;flex-direction:column;text-decoration:none;overflow:hidden;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,border-color .35s;animation:arrive .5s both;animation-delay:calc(var(--i)*25ms);--mx:50%;--my:30%;--rx:0deg;--ry:0deg;--accent:#73a2ff}.app-card[data-subject=literacy]{--accent:#77d4a4}.app-card:hover{transform:perspective(800px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(-7px);box-shadow:0 24px 45px #0008,0 0 22px #ffffff03;border-color:#ffffff55}.app-card:active{transform:scale(.98)}.app-card::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:radial-gradient(220px circle at var(--mx) var(--my),#ffffff0b,transparent);opacity:0;transition:opacity .25s}.app-card:hover::after{opacity:1}.card-top{position:relative;display:flex;align-items:center;justify-content:center;height:177px;background:radial-gradient(ellipse at 50% 70%,var(--glow,#4467ab20),transparent 65%);border-bottom:1px solid #ffffff08;overflow:hidden}.card-top::before{content:"";position:absolute;left:20%;right:20%;bottom:25px;height:20px;border:1px solid #ffffff0a;border-radius:50%;box-shadow:0 0 22px var(--glow,#4467ab20);transform:scaleX(1.3)}.app-icon{width:88px;height:88px;display:grid;place-items:center;border-radius:22px;background:linear-gradient(145deg,#56606e 0%,#222833 24%,#535d6b 26%,#1b2028 55%,#313944 90%);color:#e6edf6;font-size:57px;font-weight:550;letter-spacing:-3px;border:1px solid #7c87988a;box-shadow:inset 0 1px 1px #f6fbff66,inset -2px -3px 3px #0007,4px 8px 0 #06080c,5px 9px 0 #ffffff20,0 20px 24px #0008;transform:rotate(-9deg) rotateY(-12deg);transition:transform .5s,box-shadow .5s;text-shadow:0 1px 1px #fff,-1px -1px 0 #000;position:relative;z-index:1}.app-icon::after{content:"";position:absolute;left:25%;right:25%;bottom:8px;height:2px;border-radius:4px;background:var(--accent);box-shadow:0 0 9px var(--accent);opacity:.9}.app-icon.word{font-family:Georgia,serif;font-size:40px;letter-spacing:-2px}.app-card:hover .app-icon{transform:translateY(-8px) rotate(0) rotateY(0);box-shadow:inset 0 1px 1px #f6fbff66,inset -2px -3px 3px #0007,0 8px 0 #06080c,0 9px 0 #ffffff20,0 28px 28px #0008}.subject-badge{position:absolute;left:17px;top:15px;font:9px "Courier New",monospace;text-transform:uppercase;letter-spacing:1.2px;color:var(--accent)}.card-number{position:absolute;right:17px;top:15px;font:9px "Courier New",monospace;color:#616976}.app-card h4{font-size:17px;letter-spacing:-.4px;line-height:1.35;margin:21px 20px 10px;font-weight:550;min-height:46px}.app-card p{font-size:14px;line-height:1.6;color:#8f96a3;margin:0 20px 23px;flex:1}.card-bottom{display:flex;justify-content:space-between;gap:8px;align-items:center;color:#777f8e;font-size:11px;border-top:1px solid #ffffff09;padding:14px 20px}.card-open{display:flex;align-items:center;gap:8px;color:#c6cbd4;font-size:11px;font-weight:500}.card-open b{font-size:17px;border:1px solid #ffffff1c;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;font-weight:400;transition:background .2s,color .2s}.app-card:hover .card-open{color:var(--amber)}.app-card:hover .card-open b{background:var(--amber);border-color:var(--amber);color:#13100a}.empty{text-align:center;padding:65px 25px;background:radial-gradient(ellipse at 50% 0,#ffbd5510,transparent 60%),#101216;border-radius:13px;border:1px solid var(--line)}.empty-symbol{font-size:70px;color:#b3bac7;font-weight:200}.empty h3{font-size:26px;font-weight:500}.empty p{color:var(--muted);line-height:1.6}.empty button{background:var(--amber);color:#18110a;padding:14px 23px;border-radius:7px;margin-top:10px;font-size:14px}.empty button span{padding-left:15px}
.closing{margin-top:75px;padding:45px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:27px}.closing-star{font-size:45px;color:var(--amber)}.closing p{font-size:29px;font-weight:500;letter-spacing:-1px;line-height:1.25;margin:0}.closing p span{font-size:18px;color:#858c98;letter-spacing:-.3px}.closing>a{margin-left:auto;width:45px;height:45px;border:1px solid #ffffff25;border-radius:50%;display:grid;place-items:center;font-size:20px;color:#b1b9c8}.closing>a:hover{background:#ffffff0c}footer{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:30px 0 38px;font-size:11px;color:#717987}.footer-brand{font-size:10px;letter-spacing:1.5px;color:#b0b5bf;white-space:nowrap}footer>span:last-child{font:8px "Courier New",monospace;letter-spacing:1px;white-space:nowrap}
.intro{animation:copyArrival .8s both}.title-line{animation:copyArrival .95s cubic-bezier(.16,.7,.22,1) both}.title-line:nth-child(1){animation-delay:.08s}.title-line:nth-child(2){animation-delay:.18s}.title-line:nth-child(3){animation-delay:.3s}.hero-description,.launch-button,.hero-spec{animation:copyArrival 1s .4s both}.launching .owl-float{transform:translateY(-30px) scale(1.05)}.launching .owl-stage{filter:brightness(1.3);transition:filter .4s}
@keyframes copyArrival{from{opacity:0;transform:translateY(25px);filter:blur(7px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}@keyframes owlArrival{from{opacity:0;transform:translateY(35px) scale(.94);filter:blur(8px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}@keyframes levitate{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}@keyframes scrollHint{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}@keyframes equalise{from{transform:scaleY(.45)}to{transform:scaleY(1)}}@keyframes arrive{from{opacity:0;translate:0 14px}to{opacity:1;translate:0 0}}
body.motion-paused *,body.motion-paused *::before,body.motion-paused *::after{animation:none!important;transition:none!important}body.motion-paused .owl-float,body.motion-paused .app-card:hover,body.motion-paused .world-card:hover{transform:none}body.motion-paused .hero-copy,body.motion-paused .chrome-owl{opacity:1;filter:none}html:has(body.motion-paused){scroll-behavior:auto}
@media(min-width:1600px){.hero-inner{min-height:780px}.owl-stage{width:120%;margin-left:-10%}}
@media(max-width:1150px){.content-width,.masthead,.hero-inner,.hero-bottom{width:calc(100% - 64px)}.hero-inner{min-height:650px}.owl-stage{width:118%;margin-left:-12%}h1{font-size:clamp(60px,7.8vw,88px)}.stage-tag{right:0;top:71%}.stage-coordinates{bottom:-3%;font-size:8px;left:18%}.hero-spec{flex-wrap:wrap;gap:9px}.app-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.world-bottom strong{font-size:23px}.world-symbol{right:25%}.world-card{padding:24px}.world-bottom>span>span{max-width:260px}.hero-bottom-right{font-size:8px}.masthead nav{gap:20px}}
@media(max-width:850px){.hero-inner{min-height:590px;grid-template-columns:1fr 1fr}.hero-copy{padding:52px 0}.hero-description{font-size:14px}.eyebrow{font-size:8px;letter-spacing:1.6px}h1{font-size:65px}.owl-stage{width:135%;margin-left:-27%}.stage-tag{top:80%;right:7%;padding:9px;font-size:8px}.stage-tag div>span{font-size:10px}.stage-coordinates{display:none}.hero-spec{font-size:10px}.hero-spec .spec-divider,.hero-spec>span:last-child{display:none}.launch-button{font-size:13px;gap:15px;padding-left:17px}.world-card{min-height:305px;padding:20px}.world-top{font-size:8px;letter-spacing:1px}.world-app-count{font-size:8px}.world-bottom strong{font-size:21px}.world-bottom>span>span{font-size:12px}.world-bottom{padding-top:167px}.world-symbol{font-size:145px;top:50px}.word-symbol{font-size:130px;right:25%}.math-symbol small{font-size:56px;right:-66px}.math-symbol i{font-size:60px;left:-72px}.word-symbol>span{font-size:90px;right:-48px}.world-arrow{width:33px;height:33px}.toolbar{gap:14px}.subject-switch{flex-basis:380px}.subject-switch button{font-size:12px;padding:12px 8px;gap:5px}.search-box{padding-inline:12px;max-width:320px}.search-box input{font-size:12px}.search-box kbd{display:none}.app-grid{gap:14px}.app-card h4{margin-inline:17px}.app-card p{margin-inline:17px;font-size:13px}.card-bottom{padding:12px 17px;font-size:10px}.card-open{font-size:10px;gap:5px}.card-top{height:165px}.app-icon{width:77px;height:77px;font-size:48px}footer>span:last-child{display:none}}
@media(max-width:650px){.content-width,.masthead,.hero-inner,.hero-bottom{width:calc(100% - 40px)}.masthead{height:75px}.brand-word{font-size:9px;letter-spacing:1.5px}.brand-emblem{font-size:29px;letter-spacing:-12px}.brand{gap:9px}.masthead nav>a{display:none}#motion-toggle{font-size:10px;padding:0 11px;min-height:34px}.hero-inner{display:flex;flex-direction:column;align-items:stretch;min-height:0}.hero-copy{padding:43px 0 0}.eyebrow{font-size:8px;margin-bottom:23px;letter-spacing:1.7px}h1{font-size:clamp(61px,12vw,78px);line-height:.97;letter-spacing:-4px;position:relative;z-index:2;margin-bottom:21px}.hero-description{font-size:14px;line-height:1.7;max-width:250px;margin-bottom:21px}.hero-description br:last-child{display:none}.hero-spec{margin-top:17px}.owl-stage{width:100%;margin:-15px 0 -3px;align-self:center;max-width:450px;aspect-ratio:1}.stage-tag{top:73%;right:0;font-size:8px}.hero-ghost{top:410px;left:-10px;font-size:190px}.hero-bottom{padding:10px 0 22px}.hero-bottom-right{display:none}.scroll-cue{font-size:8px}.hero-grid{background-size:65px 65px}.hero-copy .launch-button{min-height:51px}.worlds{padding:37px 0 38px}.section-marker{font-size:8px;letter-spacing:1.3px}.worlds-title{font-size:27px;margin:19px 0 23px;line-height:1.25;letter-spacing:-1px}.worlds-title span{display:block}.world-grid{grid-template-columns:1fr;gap:15px}.world-card{min-height:290px;padding:23px}.world-top{font-size:10px}.world-app-count{font-size:9px}.world-symbol{top:40px;right:30%;font-size:155px}.word-symbol{font-size:143px;right:27%}.world-bottom{padding-top:157px}.world-bottom strong{font-size:25px}.world-bottom>span>span{font-size:13px;max-width:none}.world-arrow{width:39px;height:39px}.library{padding-top:32px}.library-top{align-items:start;flex-direction:column;gap:18px;margin:22px 0}.library-top h2{font-size:36px;letter-spacing:-1.5px}.library-top p{font-size:14px;line-height:1.6;margin:11px 0 0}.library-top>#result-count{font-size:10px;padding:7px 10px}.control-deck{padding:10px}.toolbar{flex-direction:column;gap:10px}.subject-switch{flex-basis:auto;width:100%}.subject-switch button{font-size:13px;padding:12px 10px;gap:7px}.search-box{max-width:none}.search-box input{font-size:14px;padding:14px 0}.topics{gap:2px;margin-top:10px;padding-top:10px}.topic{font-size:12px;padding:8px 9px;min-height:38px}.app-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-top{height:146px}.app-icon{width:68px;height:68px;border-radius:17px;font-size:43px}.app-icon.word{font-size:34px}.subject-badge{font-size:8px;left:12px;top:13px;letter-spacing:.7px}.card-number{right:12px;top:13px;font-size:8px}.app-card h4{font-size:15px;line-height:1.4;margin:16px 13px 8px;min-height:42px}.app-card p{font-size:12px;line-height:1.65;margin:0 13px 17px}.card-bottom{padding:11px 13px;font-size:9px;gap:4px;flex-wrap:wrap}.card-open{font-size:10px}.card-open b{width:23px;height:23px;font-size:14px}.closing{margin-top:44px;padding:30px 0;gap:17px}.closing-star{font-size:31px}.closing p{font-size:25px}.closing p span{font-size:14px}.closing>a{width:35px;height:35px;flex:none}.live-marker{font-size:8px!important}footer{align-items:start;flex-direction:column;gap:16px;font-size:11px;padding:26px 0 32px;line-height:1.6}}
@media(max-width:370px){h1{font-size:59px}.app-grid{grid-template-columns:1fr}.app-card h4{font-size:18px;min-height:0}.app-card p{font-size:14px}.card-top{height:170px}.card-bottom{font-size:12px}.card-open{font-size:12px}.app-icon{width:83px;height:83px}.world-bottom strong{font-size:23px}.subject-switch button{font-size:12px;padding-inline:7px}.closing p span{font-size:12px}}
/* Keep discovery text comfortable to read, even on smaller screens. */
.app-card p{font-size:1rem}.topic,.subject-switch button,.search-box input{font-size:.875rem}.card-open{font-size:.75rem}
@media(max-width:650px){.hero-description br:last-child{display:initial}.owl-stage{margin-top:5px}.app-card p{font-size:.875rem}.app-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.card-bottom{padding:12px}.card-bottom>span:first-child{font-size:.6875rem}.card-open{font-size:.6875rem}.topic{padding:8px;font-size:.8125rem}.app-card h4{font-size:1rem}}
@media(max-width:370px){.app-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.owl-float,.app-card:hover,.world-card:hover{transform:none!important}}

/* Spelling Sorcery: a game-specific tile within the shared literacy library. */
.app-card[data-visual="sorcery"]{--accent:#e7c68b;border-color:#b899e636;background:linear-gradient(145deg,#242038,#12131c 65%)}
.app-card[data-visual="sorcery"] .card-top{background:radial-gradient(ellipse at 50% 60%,#9973e330,transparent 68%)}
.app-card[data-visual="sorcery"] .sorcery-icon{background:linear-gradient(145deg,#79718e,#393049 28%,#776880 30%,#292136 64%,#514460);border-color:#d0b8ee75}
.sorcery-icon img{width:82%;height:82%;object-fit:contain;filter:drop-shadow(0 0 5px #edcf9955)}
.app-card[data-visual="sorcery"]:hover{border-color:#e7c68b99}
.app-card[data-visual="sorcery"] .card-bottom{flex-wrap:wrap}

/* Story Architect: an atmospheric portal into the 3D descriptive-writing world. */
.app-card[data-visual="story-architect"]{--accent:#e7c68b;border-color:#e7c68b35;background:linear-gradient(145deg,#19383d,#111b21 68%)}
.app-card[data-visual="story-architect"] .card-top{background:radial-gradient(circle at 50% 40%,#e7c68b20,transparent 34%),linear-gradient(180deg,#173d43,#10252c)}
.app-card[data-visual="story-architect"] .card-top::before{left:8%;right:8%;bottom:21px;height:48px;border-color:#e7c68b24;box-shadow:0 -18px 42px #56a1a529;transform:perspective(110px) rotateX(58deg)}
.app-card[data-visual="story-architect"] .app-icon{font-family:Georgia,serif;color:#f0d9ae;background:linear-gradient(145deg,#2b5558,#142a30 56%,#345b59);border-color:#e7c68b73;text-shadow:0 0 20px #f3d69f80;box-shadow:inset 0 1px 1px #fff4c066,inset -2px -3px 3px #00171c99,4px 8px 0 #071316,5px 9px 0 #e7c68b26,0 20px 30px #0009}
.app-card[data-visual="story-architect"]:hover{border-color:#e7c68b99}
.app-card[data-visual="story-architect"] .card-bottom{flex-wrap:wrap}