@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800&display=swap');
:root{--ink:#202122;--muted:#73716c;--cream:#faf8f3;--line:#e9e4db;--orange:#ff5a36;--dark:#222526}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--cream);font-family:Vazirmatn,Tahoma,sans-serif}.shell{width:min(100% - 48px,1180px);margin:auto}.hero-wrap{overflow:hidden;background:#f0eee8;background-image:linear-gradient(120deg,rgba(255,255,255,.7),transparent 52%),radial-gradient(circle at 88% 15%,#dce3dd 0 3%,transparent 18%)}.top{height:100px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:36px;font-weight:800;letter-spacing:-3px;line-height:1;color:inherit;text-decoration:none}.brand i{display:inline-block;width:10px;height:10px;background:var(--orange);border-radius:50%;margin-left:6px;vertical-align:11px;box-shadow:16px 0 #e4b433}.top nav{display:flex;align-items:center;gap:27px}.top nav a,.rank-link{font:inherit;font-size:13px;color:var(--muted);text-decoration:none;background:transparent;border:0;cursor:pointer}.rank-link{font-weight:700;color:var(--ink);padding:9px 0}.rank-link span{color:var(--orange);font-size:18px;margin-right:4px}.intro{height:580px;display:flex;align-items:center;position:relative}.hero-copy{z-index:2;width:55%}.eyebrow{color:var(--orange);font-size:12px;font-weight:800;margin:0 0 14px}.intro h1{font-size:clamp(54px,7.1vw,90px);line-height:1.03;letter-spacing:-5px;margin:0 0 21px}.intro h1 em{font-style:normal;color:var(--orange)}.intro p:not(.eyebrow),.section-heading>p:not(.eyebrow),.how-layout>div>p,.side-note p{font-size:15px;line-height:2;color:var(--muted);margin:0;max-width:440px}.hero-actions{display:flex;gap:22px;align-items:center;margin-top:30px}.play-cta,.new-game,.primary{background:var(--dark);border:0;border-radius:4px;padding:12px 18px;color:#fff;font:700 14px inherit;text-decoration:none;cursor:pointer}.play-cta b{font-size:20px;margin-right:13px;color:#ffca36}.quiet-cta{border:0;background:none;color:var(--ink);font:inherit;font-size:13px;text-decoration:underline;text-underline-offset:5px;cursor:pointer}.mini-trust{display:flex;gap:22px;margin-top:48px;color:#747873;font-size:11px}.hero-orbit{position:absolute;left:0;top:0;width:47%;height:100%;transform:translateX(-9px)}.orb{position:absolute;display:grid;place-items:center;border-radius:12px;font-size:clamp(22px,3vw,42px);font-weight:800;color:#fff;box-shadow:0 18px 36px rgba(45,43,35,.12)}.tile-2{width:26%;aspect-ratio:1;background:#fffdfa;left:39%;top:12%;color:#756e65}.tile-8{width:37%;aspect-ratio:1;background:#f9a76e;left:0;top:32%;transform:rotate(11deg)}.tile-32{width:25%;aspect-ratio:1;background:#f7664b;left:59%;top:46%;transform:rotate(8deg)}.tile-128{width:23%;aspect-ratio:1;background:#e8c147;left:32%;top:67%;transform:rotate(-14deg)}.tile-2048{width:31%;aspect-ratio:1;background:#292d2d;left:60%;top:72%;font-size:clamp(16px,2vw,28px);transform:rotate(4deg)}.game-section,.content-section,.how-section,.faq-section{padding:105px 0}.game-section,.how-section{background:#fff}.content-section{background:#edeee9}.game-title{text-align:center;margin-bottom:34px}.game-title h2,.section-heading h2,.how-layout h2{font-size:clamp(30px,4vw,48px);letter-spacing:-2px;margin:0 0 10px}.game-title>p:not(.eyebrow){color:var(--muted);font-size:14px;margin:0}.game-layout{display:grid;grid-template-columns:minmax(0,600px) 1fr;max-width:935px;margin:auto;align-items:center;gap:70px}.game-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:11px}.score-wrap{display:flex;gap:7px}.score-box{min-width:87px;padding:6px 9px;text-align:center;border-radius:5px;background:#ece9e1}.score-box span{display:block;font-size:10px;color:var(--muted);font-weight:700}.score-box strong{font-size:20px}.new-game,.primary{background:var(--orange);font-size:13px}.board{display:grid;grid-template:repeat(4,minmax(0,1fr))/repeat(4,minmax(0,1fr));gap:10px;aspect-ratio:1/1;min-width:0;overflow:hidden;padding:10px;border-radius:8px;background:#b9b4aa;direction:ltr;touch-action:none;box-shadow:0 25px 50px rgba(40,38,32,.14)}.cell{display:grid;place-items:center;min-width:0;min-height:0;aspect-ratio:1/1;border-radius:5px;background:rgba(238,228,218,.35);font-size:clamp(25px,5vw,47px);font-weight:800;color:#352e27}.cell[data-v="0"]{color:transparent}.cell[data-v="2"]{background:#eee4da}.cell[data-v="4"]{background:#ede0c8}.cell[data-v="8"]{background:#f2b179;color:#fff}.cell[data-v="16"]{background:#f59563;color:#fff}.cell[data-v="32"]{background:#f67c5f;color:#fff}.cell[data-v="64"]{background:#f65e3b;color:#fff}.cell[data-v="128"],.cell[data-v="256"],.cell[data-v="512"]{background:#edcc61;color:#fff;font-size:clamp(21px,4vw,39px)}.cell[data-v="1024"],.cell[data-v="2048"]{background:#edc22e;color:#fff;font-size:clamp(18px,3.6vw,35px)}.cell[data-v="4096"],.cell[data-v="8192"],.cell[data-v="16384"]{background:#3c3a32;color:#fff;font-size:clamp(16px,3.3vw,30px)}.board.moved-left .cell{animation:slide-left .17s cubic-bezier(.2,.8,.2,1)}.board.moved-right .cell{animation:slide-right .17s cubic-bezier(.2,.8,.2,1)}.board.moved-up .cell{animation:slide-up .17s cubic-bezier(.2,.8,.2,1)}.board.moved-down .cell{animation:slide-down .17s cubic-bezier(.2,.8,.2,1)}@keyframes slide-left{from{transform:translateX(14%);filter:brightness(.96)}to{transform:none}}@keyframes slide-right{from{transform:translateX(-14%);filter:brightness(.96)}to{transform:none}}@keyframes slide-up{from{transform:translateY(14%);filter:brightness(.96)}to{transform:none}}@keyframes slide-down{from{transform:translateY(-14%);filter:brightness(.96)}to{transform:none}}.side-note{border-right:1px solid var(--line);padding-right:32px}.side-number,.feature-grid span{color:var(--orange)}.side-number{font-size:13px;font-weight:800}.side-note h3{font-size:22px;line-height:1.45;margin:15px 0 10px}.side-rank{margin-top:21px;border-bottom:1px solid var(--ink)}.live-ranks{margin-top:30px;padding-top:15px;border-top:1px solid var(--line)}.live-ranks-title{display:flex;justify-content:space-between;font-size:12px;font-weight:800}.live-ranks-title button{border:0;background:none;color:var(--orange);font-size:18px;cursor:pointer}.live-ranks-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;margin-top:11px}.live-rank{padding:8px;background:#f4f2ec;border-radius:4px}.live-rank span{display:block;font-size:10px;color:var(--muted)}.live-rank b{display:block;margin-top:4px;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.live-ranks p{margin:10px 0;font-size:11px;color:var(--muted)}.section-heading{max-width:580px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:43px}.feature-grid article{padding:27px 25px;min-height:214px;border-radius:5px;background:#f9faf7;transition:transform .2s}.feature-grid article:nth-child(2){background:#232728;color:#fff;transform:translateY(-13px)}.feature-grid article:hover{transform:translateY(-7px)}.feature-grid article:nth-child(2):hover{transform:translateY(-18px)}.feature-grid span{font-size:25px}.feature-grid h3{font-size:18px;margin:23px 0 9px}.feature-grid p,.how-layout li p{font-size:13px;line-height:1.95;color:var(--muted);margin:0}.feature-grid article:nth-child(2) p{color:#c9cfca}.how-layout{display:grid;grid-template-columns:1fr 1fr;gap:120px}.inline-link{display:inline-block;margin-top:29px;color:var(--ink);font-size:14px;font-weight:700}.inline-link b{color:var(--orange);font-size:20px;margin-right:9px}.how-layout ol{list-style:none;padding:0;margin:0}.how-layout li{display:flex;gap:21px;padding-bottom:26px;margin-bottom:25px;border-bottom:1px solid var(--line)}.how-layout li b{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#f0eee9;color:var(--orange);font-size:13px}.how-layout li h3{margin:2px 0 6px;font-size:17px}.faq-section{background:#f4f2ec}.faq-list{max-width:800px;margin-top:34px}.faq-list details{padding:20px 0;border-top:1px solid #dcd8cf}.faq-list details:last-child{border-bottom:1px solid #dcd8cf}.faq-list summary{display:flex;justify-content:space-between;list-style:none;font-weight:700;font-size:16px;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary b{color:var(--orange);font-size:21px}.faq-list p{max-width:710px;margin:14px 0 0;color:var(--muted);font-size:13px;line-height:2}.ai-section{padding:74px 0;background:#252a29;color:#fff}.ai-layout{display:grid;grid-template-columns:45px 1fr minmax(250px,430px);gap:22px;align-items:start}.ai-mark{display:grid;place-items:center;width:40px;height:40px;border:1px solid #65716c;border-radius:50%;font-size:20px;color:#f2b941}.ai-section .eyebrow{color:#f2b941}.ai-section h2{margin:0;font-size:25px;line-height:1.45}.ai-layout>p{margin:0;color:#c4cbc6;font-size:13px;line-height:2}footer{padding:42px 0;background:#202424;color:#fff}footer .shell{display:flex;align-items:center;justify-content:space-between}footer p{margin:0;color:#b9c0bb;font-size:12px}footer small{color:#78817d}.modal{padding:0;border:0;background:transparent;max-width:min(100% - 32px,440px);width:100%}.modal::backdrop{background:rgba(28,30,30,.55);backdrop-filter:blur(3px)}.modal-card{position:relative;padding:31px 26px 25px;border-radius:12px;background:#fffdf8;box-shadow:0 25px 80px rgba(52,46,40,.25)}.close{position:absolute;left:13px;top:8px;border:0;background:none;font-size:28px;color:var(--muted);cursor:pointer}.modal h2{margin:0 0 8px;font-size:28px}.modal h2 b{color:var(--orange)}.modal-card>p:not(.eyebrow),.form-message{font-size:14px;line-height:2;color:var(--muted);margin:0}form{margin-top:20px}label{display:block;font-size:13px;font-weight:700}input{width:100%;margin-top:7px;padding:12px;border:1px solid #d9d1c8;border-radius:5px;font:inherit}.primary{width:100%;margin-top:5px}.form-message{min-height:20px!important;color:#b53a2c!important;font-size:12px!important;margin:7px 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a{display:none}.intro{height:560px;align-items:flex-start;padding-top:58px}.hero-copy{width:100%}.intro h1{font-size:58px}.hero-orbit{opacity:.5;width:90%;left:-11%;top:195px}.mini-trust{gap:13px;margin-top:34px}.game-section,.content-section,.how-section,.faq-section{padding:75px 0}.game-layout,.how-layout{display:block}.side-note{margin-top:35px;padding:26px 0 0;border-right:0;border-top:1px solid var(--line)}.live-ranks{max-width:360px}.feature-grid{grid-template-columns:1fr;gap:12px}.feature-grid article,.feature-grid article:nth-child(2),.feature-grid article:hover{min-height:0;transform:none}.how-layout ol{margin-top:42px}.ai-section{padding:58px 0}.ai-layout{grid-template-columns:40px 1fr;gap:14px}.ai-layout>p{grid-column:1/-1;margin-top:8px}.ai-section h2{font-size:22px}footer .shell{flex-wrap:wrap;gap:18px}footer p{order:3;width:100%}.board{gap:7px;padding:7px}.cell{border-radius:4px}.game-title h2,.section-heading h2,.how-layout h2{font-size:32px}}