:root{font-family:"DM Sans",sans-serif;color:#202a27;background:#f4f1e9;font-synthesis:none;text-rendering:optimizeLegibility;--paper:#f4f1e9;--ink:#202a27;--muted:#737b73;--line:#dedacf;--accent:#bd7959;--green:#293c34;--soft:#e8e9df}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px}.wrap{width:min(1160px,calc(100% - 64px));margin-inline:auto}.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{display:inline-flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font:600 20px Manrope,sans-serif;letter-spacing:-1px}.mark{position:relative;width:27px;height:27px;display:block}.mark i,.mark b,.mark em{position:absolute;display:block;border:1.4px solid var(--green);border-radius:50%;width:17px;height:17px}.mark i{left:0;top:5px}.mark b{right:0;top:0;border-color:var(--accent)}.mark em{right:0;bottom:0;width:13px;height:13px;background:var(--paper)}nav{display:flex;gap:34px}nav a,.site-footer>a:last-child{font-size:12px;color:#59635d;text-decoration:none}nav a:hover,.site-footer a:hover{color:var(--accent)}.language{border:1px solid var(--line);border-radius:20px;padding:8px 12px;background:transparent;font-size:10px;letter-spacing:.5px;color:var(--ink);cursor:pointer}.intro{min-height:370px;padding:75px 0 60px;display:grid;grid-template-columns:1fr .9fr;align-items:center;gap:35px;border-bottom:1px solid var(--line)}.eyebrow{font-size:9px;letter-spacing:2px;color:var(--accent);font-weight:700;margin:0 0 17px}.intro h1,.section-heading h2{font:500 clamp(38px,5vw,61px)/1.1 Manrope,sans-serif;letter-spacing:-2.8px;margin:0}.intro-copy{max-width:420px;color:var(--muted);font-size:14px;line-height:1.8;margin:19px 0 0}.intro-art{position:relative}.intro-art svg{display:block;width:100%;height:auto}.art-note{position:absolute;bottom:2px;right:0;color:#8c9389;font:9px Manrope,sans-serif;letter-spacing:1.6px}.section-block{padding-top:75px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:27px}.section-heading .eyebrow{margin-bottom:12px}.section-heading h2{font-size:34px;letter-spacing:-1.5px}.index{font:11px Manrope,sans-serif;color:#9a9b8f;padding-bottom:4px}.arsimeta-card{min-height:330px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;text-decoration:none;color:inherit;background:#e9e9df;border:1px solid #deded2;border-radius:4px}.arsimeta-copy{padding:43px 48px;align-self:center}.tag{font-size:8px;letter-spacing:1.7px;color:var(--accent);font-weight:700}.arsimeta-copy h3{font:500 clamp(25px,3.1vw,37px)/1.2 Manrope,sans-serif;letter-spacing:-1.4px;margin:20px 0 12px}.arsimeta-copy p{font-size:13px;line-height:1.8;color:#69736c;max-width:365px;margin:0}.text-link{display:inline-flex;align-items:center;gap:11px;margin-top:26px;font-size:11px;font-weight:600;color:var(--green)}.text-link span,.contact-link span{font-size:16px;color:var(--accent);transition:transform .2s}.arsimeta-card:hover .text-link span{transform:translate(3px,-3px)}.geometry-board{position:relative;background:#e1e4d8;display:grid;place-items:center;overflow:hidden}.geometry-board:before,.geometry-board:after{content:"";position:absolute;width:250px;height:250px;border:1px solid #d1d6c9;border-radius:50%}.geometry-board:after{width:360px;height:360px}.geometry-board svg{position:relative;width:91%;z-index:1}.board-label{position:absolute;bottom:18px;right:20px;z-index:1;font:8px Manrope,sans-serif;letter-spacing:1.4px;color:#828b7e}.future-note{display:flex;align-items:flex-start;gap:14px;margin:18px 0 0 3px}.future-dot{width:6px;height:6px;margin-top:7px;border-radius:50%;background:#9eaa96;flex:none}.future-note p{display:flex;flex-direction:column;gap:5px;margin:0;font-size:11px;color:var(--muted);line-height:1.6}.future-note strong{font-weight:600;color:#3e4b43}.games{padding-top:86px}.games .section-heading{align-items:flex-end}.games .section-heading h2{font-size:29px}.game-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.game-card{display:block;text-decoration:none;color:inherit;border:1px solid var(--line);background:#faf9f5;transition:transform .2s,border-color .2s}.game-card:hover{transform:translateY(-3px);border-color:#bd795966}.game-visual{height:205px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.game-visual>svg{width:80%;height:80%}.game-visual>small{position:absolute;bottom:15px;left:17px;font:8px Manrope,sans-serif;letter-spacing:1.4px;opacity:.7}.orbit .game-visual{background:#090f19;color:#dbe4ef}.orbit-ring{position:absolute;border:1px solid #46616b;border-radius:50%;transform:rotate(-28deg)}.ring-a{width:210px;height:96px}.ring-b{width:130px;height:178px;transform:rotate(45deg);border-color:#516e78}.orbit-dot{position:absolute;width:8px;height:8px;background:#b0f0da;border-radius:50%;box-shadow:0 0 20px #b0f0da88}.dot-a{transform:translate(98px,-39px)}.dot-b{transform:translate(-76px,41px);width:5px;height:5px;background:#ffd18a}.dot-c{transform:translate(0,-3px);width:12px;height:12px}.onecut .game-visual{background:#101921;color:#dbe4ef}.perfect .game-visual{background:#0d1520;color:#dbe4ef}.eureka .game-visual{background:#272521;color:#e5e5de}.game-meta{display:flex;justify-content:space-between;align-items:center;padding:19px 18px 20px;border-top:1px solid var(--line)}.game-meta h3{font:500 18px Manrope,sans-serif;letter-spacing:-.4px;margin:0}.game-meta p{font-size:11px;color:var(--muted);margin:6px 0 0}.game-meta>span{font-size:16px;color:var(--accent)}.about{padding-top:108px;padding-bottom:95px}.about-rule{height:1px;background:var(--line);margin-bottom:43px}.about-row{display:grid;grid-template-columns:1fr auto;gap:45px;align-items:end}.about-row h2{font:400 clamp(22px,3vw,34px)/1.4 Manrope,sans-serif;letter-spacing:-1px;max-width:660px;margin:0}.contact-link{display:flex;align-items:center;gap:11px;white-space:nowrap;text-decoration:none;color:#56645b;font-size:11px}.site-footer{height:86px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.site-footer>span{font-size:10px;color:#888e83}.small-wordmark{font-size:15px}.small-wordmark .mark{transform:scale(.8);transform-origin:left center}.site-footer>a:last-child{font-size:11px}@media(max-width:760px){.wrap{width:min(100% - 40px,600px)}.site-header{height:70px}.wordmark{font-size:18px}nav{gap:17px}nav a{font-size:10px}.intro{grid-template-columns:1fr;gap:5px;padding:66px 0 35px;min-height:unset}.intro h1{font-size:47px}.intro-copy{font-size:13px;max-width:390px}.intro-art{width:min(440px,100%);margin:22px auto 0}.section-block{padding-top:60px}.section-heading h2{font-size:30px}.arsimeta-card{grid-template-columns:1fr}.arsimeta-copy{padding:31px 29px 27px}.arsimeta-copy h3{font-size:29px}.geometry-board{min-height:230px}.geometry-board svg{max-width:420px}.games{padding-top:70px}.games .section-heading h2{font-size:25px}.game-grid{gap:12px}.game-visual{height:170px}.game-meta{padding:15px 13px}.game-meta h3{font-size:16px}.game-meta p{font-size:10px;line-height:1.5}.about{padding-top:80px;padding-bottom:70px}.about-row{grid-template-columns:1fr;gap:25px}.about-row h2{font-size:26px}.site-footer{height:76px}}@media(max-width:500px){.wrap{width:calc(100% - 36px)}nav{gap:12px}nav a{font-size:9px}.language{padding:7px 9px;font-size:9px}.intro h1{font-size:42px}.intro-art{margin-top:20px}.section-heading h2{font-size:28px}.games .section-heading h2{font-size:22px}.game-grid{grid-template-columns:1fr}.game-visual{height:195px}.arsimeta-copy{padding:29px 24px}.geometry-board{min-height:218px}.about-row h2{font-size:23px}.site-footer>span{font-size:9px}.small-wordmark{font-size:14px}.site-footer>a:last-child{font-size:10px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}
/* Product landing: keep the original paper, green and terracotta palette. */
:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.skip-link{position:fixed;top:-80px;left:20px;z-index:10;background:var(--green);color:white;padding:12px}.skip-link:focus{top:10px}.intro{padding:78px 0 64px;gap:60px;grid-template-columns:1.05fr 1fr}.intro h1{font-size:clamp(42px,5.1vw,65px);max-width:520px;line-height:1.08}.intro-copy{max-width:465px;font-size:15px;line-height:1.85}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:17px;padding:14px 18px;border-radius:4px;font-size:12px;font-weight:500;text-decoration:none;line-height:1.4;transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.primary{background:var(--green);color:#faf9f5}.primary:hover{background:#3e5548}.secondary{color:var(--ink);border:1px solid #d4d2c5}.secondary:hover{background:#e9e9df}.hero-note{font-size:10px;color:var(--muted);margin-top:17px;letter-spacing:.2px}.geometry-demo{background:#e7e9de;border:1px solid #d5d9cb;border-radius:7px;overflow:hidden;box-shadow:0 12px 35px #293c3407}.demo-top{padding:19px 21px;display:flex;justify-content:space-between;align-items:center;font-size:8px;letter-spacing:1.3px;color:#627062;border-bottom:1px solid #d5d9cb}.live-label{display:flex;align-items:center;gap:6px;letter-spacing:0;font-size:10px}.live-label:before{content:"";height:5px;width:5px;border-radius:50%;background:#65876d}.geometry-demo svg{width:100%;display:block}.geometry-demo text{fill:#687560;font:11px Manrope,sans-serif}.demo-controls{padding:0 25px 22px}.demo-controls label{display:block;font-size:11px;color:#53614e;margin-bottom:15px}input[type=range]{width:100%;accent-color:var(--accent);cursor:ew-resize;height:22px;margin:0}.angle-equation{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:17px;font:14px Manrope,sans-serif;font-variant-numeric:tabular-nums;color:#53614e}.angle-equation strong{color:var(--accent)}.suite-strip{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:20px;border-bottom:1px solid var(--line)}.suite-strip>span{font-size:9px;letter-spacing:1.3px;font-weight:600}.suite-strip i{font-style:normal;color:var(--accent);margin:0 9px}.suite-strip p{font-size:11px;color:var(--muted);margin:0}.section-copy{font-size:14px;line-height:1.8;max-width:680px;color:var(--muted);margin:0 0 30px}.section-heading h2{font-size:32px;line-height:1.2}.index{font-size:9px;white-space:nowrap;margin-left:15px}.arsimeta-copy p{font-size:14px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature{padding:28px 27px 30px 0}.feature+.feature{border-left:1px solid var(--line);padding-left:27px}.feature-number{font:12px Manrope,sans-serif;color:var(--accent);display:block;margin-bottom:35px}.feature .eyebrow{font-size:8px;letter-spacing:1.2px;line-height:1.6}.feature h3{font:500 23px/1.25 Manrope,sans-serif;letter-spacing:-.8px;margin:0 0 15px}.feature>p:last-child{font-size:13px;line-height:1.85;color:var(--muted);margin:0}.games .section-heading h2{font-size:32px}.game-meta p{font-size:12px}.faq{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;padding-top:88px}.faq h2{font:500 28px/1.3 Manrope,sans-serif;letter-spacing:-1px;margin:0}.faq details{border-bottom:1px solid var(--line)}.faq details:first-child{border-top:1px solid var(--line)}.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;padding:21px 0;font-size:14px}.faq summary::-webkit-details-marker{display:none}.faq summary>span:last-child{color:var(--accent);font-size:19px;line-height:1;transition:transform .2s}.faq details[open] summary>span:last-child{transform:rotate(45deg)}.faq details p{font-size:13px;line-height:1.8;color:var(--muted);margin:0 25px 22px 0}.about{padding-top:80px}.about .section-copy{margin-top:18px;margin-bottom:0;max-width:560px}.about-row{align-items:center}.game-visual svg{transition:transform .5s}.game-card:hover .game-visual svg{transform:scale(1.06) rotate(-2deg)}
@media(max-width:900px){.intro{gap:32px}.intro h1{font-size:49px}.intro-copy{font-size:14px}.button{font-size:11px;padding:13px}.hero-actions{gap:8px}.feature h3{font-size:20px}}
@media(max-width:760px){.intro{grid-template-columns:1fr;padding:55px 0 35px;gap:35px}.intro h1{font-size:clamp(43px,9vw,58px);max-width:540px}.intro-copy{max-width:530px}.geometry-demo{width:100%;max-width:530px;margin:auto}.suite-strip{align-items:flex-start;flex-direction:column;gap:10px}.section-heading h2,.games .section-heading h2{font-size:28px}.feature-grid{grid-template-columns:1fr}.feature,.feature+.feature{padding:25px 0;border-left:0}.feature+.feature{border-top:1px solid var(--line)}.feature-number{margin-bottom:18px}.feature h3{font-size:24px}.feature>p:last-child{max-width:510px}.faq{grid-template-columns:1fr;gap:25px;padding-top:60px}.about-row>.button{justify-self:start}.index{display:none}.section-copy{font-size:13px}.game-meta p{font-size:11px}.demo-top{font-size:8px}}
@media(max-width:390px){nav{gap:10px}nav a{font-size:8px}.wordmark{font-size:16px;gap:7px}.site-header{gap:10px}.intro h1{font-size:42px}.hero-actions{flex-direction:column;align-items:flex-start}.demo-top{padding-inline:15px}.angle-equation{gap:10px}.site-footer{gap:10px}.site-footer>a:last-child{font-size:9px}}

.game-card.in-development:hover{transform:none;border-color:var(--line)}.game-card.in-development:hover .game-visual svg{transform:none}.game-meta>.development-badge{font-size:9px;line-height:1.4;padding:6px 8px;border:1px solid #d6c6b8;border-radius:3px;flex-shrink:0;margin-left:12px;color:#936344}