:root{
    --page:#f6f2ff; --page2:#ece5ff; --card:#ffffff; --ink:#231651; --ink2:#4a3f78; --muted:#766d9c; --line:#e3dafa;
    --grape:#231651; --grape2:#35237a; --grape3:#4b33a8; --lime:#c6f25a; --lime2:#9fcf2c; --tang:#ff8a3d; --tang2:#e56a1c; --sky:#7ad7ff; --pink:#ff7eb6;
    --round: ui-rounded,"SF Pro Rounded",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
    --sans: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  }
  *{box-sizing:border-box} html{scroll-behavior:smooth}
  body{margin:0;background:var(--page);color:var(--ink);font:17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
  a{color:inherit}
  .wrap{max-width:1140px;margin:0 auto;padding:0 20px}
  .sr{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

  nav{position:sticky;top:0;z-index:40;background:rgba(35,22,81,.9);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08);color:#fff}
  nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
  .logo{font:800 22px/1 var(--round);letter-spacing:-.02em;text-decoration:none;display:flex;align-items:center;gap:10px}
  .logo .mk{width:32px;height:32px;border-radius:10px;background:var(--lime);color:var(--grape);display:grid;place-items:center;font:900 19px/1 var(--round);transform:rotate(-8deg);box-shadow:0 3px 0 var(--lime2)}
  .logo small{font:500 12px var(--sans);color:#b9b0e0}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;text-decoration:none;
    font:800 16px/1 var(--round);padding:16px 24px;border-radius:16px;background:var(--lime);color:var(--grape);
    box-shadow:0 5px 0 var(--lime2),0 14px 26px -12px rgba(198,242,90,.8);transition:transform .12s,box-shadow .12s}
  .btn:hover{transform:translateY(-2px);box-shadow:0 7px 0 var(--lime2),0 18px 30px -12px rgba(198,242,90,.8)}
  .btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--lime2)}
  .btn.sm{padding:11px 16px;font-size:14px;box-shadow:0 3px 0 var(--lime2);border-radius:12px}
  .btn.alt{background:var(--tang);color:#fff;box-shadow:0 5px 0 var(--tang2),0 14px 26px -12px rgba(255,138,61,.7)}
  :focus-visible{outline:3px solid var(--pink);outline-offset:3px}

  /* hero */
  .hero{background:radial-gradient(900px 500px at 85% 20%,#4b33a8 0,transparent 60%),radial-gradient(700px 480px at 0% 100%,#3b2192 0,transparent 60%),var(--grape);color:#fff;padding:56px 0 90px;position:relative;overflow-x:clip}
  .hero .tile-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
  .hero .tile-bg span{position:absolute;width:54px;height:54px;border-radius:14px;display:grid;place-items:center;font:900 26px var(--round);color:rgba(255,255,255,.14);border:2px solid rgba(255,255,255,.08)}
  .hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:1}
  .tag{display:inline-flex;gap:8px;align-items:center;font:700 13px var(--sans);background:rgba(255,255,255,.08);padding:7px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.14);color:#e7e1ff}
  .tag i{width:10px;height:10px;border-radius:3px;background:var(--lime);transform:rotate(45deg)}
  h1{font:900 clamp(40px,5.6vw,70px)/1.02 var(--round);letter-spacing:-.035em;margin:20px 0}
  h1 .hl{color:var(--lime)}
  h1 .tl{display:inline-block;background:var(--tang);color:#fff;padding:0 .14em;border-radius:.16em;transform:rotate(-3deg);box-shadow:0 .06em 0 var(--tang2)}
  .lede{font-size:clamp(18px,2vw,21px);color:#d8d1f5;max-width:540px;margin:0 0 28px}
  .signup{display:flex;gap:10px;max-width:520px;flex-wrap:wrap}
  .signup input{flex:1 1 230px;min-width:0;background:#fff;border:2px solid transparent;color:var(--ink);font:16px var(--sans);padding:14px 18px;border-radius:16px}
  .signup input:focus{border-color:var(--sky);outline:none}
  .micro{font-size:14px;color:#cfc7ef;margin-top:14px;display:flex;gap:18px;flex-wrap:wrap}
  .micro span::before{content:"✓ ";color:var(--lime);font-weight:800}

  /* demo */
  .game{background:var(--card);color:var(--ink);border-radius:26px;box-shadow:0 34px 70px -30px rgba(0,0,0,.6),0 0 0 6px rgba(255,255,255,.06);position:relative;overflow:hidden;max-width:470px;width:100%;justify-self:center}
  .gh{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px 12px;border-bottom:2px solid var(--page2)}
  .gh .lbl{font:800 11px var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--tang2)}
  .gh h3{margin:2px 0 0;font:900 18px/1.1 var(--round)}
  .stats{display:flex;gap:14px;text-align:center}
  .stats b{display:block;font:900 22px/1 var(--round);font-variant-numeric:tabular-nums}
  .stats span{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
  .play{padding:14px 18px 10px}
  .qz{display:flex;flex-wrap:wrap;gap:10px 14px;justify-content:center;align-content:center;padding:14px 8px;background:var(--page);border-radius:16px;min-height:118px}
  .qw{display:flex;gap:3px}
  .qc{width:24px;display:flex;flex-direction:column;align-items:center;gap:2px}
  .qc s{font:800 10px/1 var(--round);color:var(--muted);text-decoration:none;letter-spacing:.04em}
  .qc b{width:24px;height:30px;border-radius:7px;background:#fff;border-bottom:3px solid var(--grape3);display:grid;place-items:center;font:900 17px var(--round);color:var(--grape)}
  .qc b.on{background:var(--lime);border-color:var(--lime2);animation:drop .2s ease-out}
  .qc b.hn{background:var(--sky);border-color:#48b6e4}
  .qc.p{width:10px}.qc.p b{width:10px;background:none;border:0}
  @keyframes drop{from{transform:translateY(-6px);opacity:0}to{transform:none;opacity:1}}
  .attr{text-align:right;font:italic 13px var(--sans);color:var(--muted);margin:6px 4px 0;min-height:18px}
  .miss{display:flex;align-items:center;gap:6px;justify-content:center;font:700 12px var(--sans);color:var(--muted);margin:8px 0 10px}
  .miss i{width:12px;height:12px;border-radius:50%;background:var(--page2);border:2px solid #d5c8fb}
  .miss i.x{background:var(--tang);border-color:var(--tang2)}
  .kb{display:grid;grid-template-columns:repeat(9,1fr);gap:5px}
  .k{border:0;cursor:pointer;height:38px;min-width:0;padding:0;border-radius:9px;background:var(--grape3);color:#fff;font:900 16px/1 var(--round);box-shadow:0 3px 0 var(--grape);transition:transform .1s,background .15s}
  .k:active{transform:translateY(2px)}
  .k.hit{background:var(--lime);color:var(--grape);box-shadow:0 3px 0 var(--lime2);cursor:default}
  .k.no{background:#e3dafa;color:#9d93c4;box-shadow:none;cursor:default}
  .ctrls{display:flex;gap:8px;justify-content:center;margin-top:12px}
  .cb{border:0;cursor:pointer;border-radius:12px;padding:11px 14px;white-space:nowrap;font:800 14px/1 var(--round);background:var(--page2);color:var(--ink);transition:background .15s,transform .1s}
  .cb:hover{background:#ddd2ff} .cb:active{transform:translateY(1px)}
  .cb.go{background:var(--grape);color:#fff} .cb.go:hover{background:var(--grape3)}
  .cb:disabled{opacity:.5;cursor:not-allowed}
  .shake{animation:shake .35s}
  @keyframes shake{25%{transform:translateX(-6px)}50%{transform:translateX(6px)}75%{transform:translateX(-3px)}}
  .dnote{font-size:12.5px;color:var(--muted);text-align:center;padding:6px 16px 14px;margin:0}
  .toast{position:absolute;left:50%;top:96px;transform:translate(-50%,-6px);background:var(--ink);color:#fff;font:800 14px var(--round);padding:8px 14px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;white-space:nowrap;z-index:3}
  .toast.on{opacity:1;transform:translate(-50%,0)}
  .over{position:absolute;inset:0;background:rgba(35,22,81,.95);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;gap:10px;z-index:5;opacity:0;pointer-events:none;transition:opacity .3s}
  .over.on{opacity:1;pointer-events:auto}
  .over h4{margin:0;font:900 34px/1 var(--round);color:var(--lime)}
  .over p{margin:0;color:#d8d1f5;max-width:320px}
  .over .coin{font:900 18px var(--round);color:#ffd84a}
  .over .row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:8px}
  .over .cb{background:rgba(255,255,255,.12);color:#fff}

  section{padding:92px 0}
  .kicker{font:800 12px var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--tang2);margin-bottom:12px}
  h2{font:900 clamp(32px,4.4vw,52px)/1.05 var(--round);letter-spacing:-.03em;margin:0 0 16px}
  h2 em{font-style:normal;color:var(--grape3)}
  .sub{color:var(--ink2);font-size:19px;max-width:660px;margin:0}
  .center{text-align:center}.center .sub{margin:0 auto}

  .for{padding:26px 0 30px;border-bottom:1px solid var(--line);background:#fff}
  .for .wrap{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center}
  .for b{font:800 13px var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-right:6px}
  .chip{background:var(--page);border:1px solid var(--line);border-radius:12px;padding:8px 14px;font:600 15px var(--sans);color:var(--ink2)}

  .probs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
  .pb{background:#fff;border:2px solid var(--line);border-radius:22px;padding:26px;position:relative}
  .pb .x{position:absolute;top:18px;right:18px;width:30px;height:30px;border-radius:50%;background:#ffe7db;color:var(--tang2);font:900 14px/30px var(--sans);text-align:center}
  .pb .ic{font-size:30px;margin-bottom:10px}
  .pb h3{margin:0 0 6px;font:800 20px/1.2 var(--round);padding-right:34px}
  .pb p{margin:0;color:var(--ink2);font-size:16px}

  .feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}
  .fc{background:#fff;border-radius:22px;padding:28px;box-shadow:0 5px 0 var(--line)}
  .fc .ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font:900 22px var(--round);margin-bottom:16px;transform:rotate(-6deg)}
  .fc h3{margin:0 0 8px;font:800 21px/1.2 var(--round)}
  .fc p{margin:0;color:var(--ink2);font-size:16px}
  .i1{background:var(--lime);color:var(--grape)}.i2{background:var(--tang);color:#fff}.i3{background:var(--sky);color:var(--grape)}.i4{background:var(--pink);color:#fff}.i5{background:var(--grape3);color:#fff}.i6{background:#ffd84a;color:var(--grape)}

  .how{background:var(--grape);color:#fff}
  .how h2 em{color:var(--lime)} .how .kicker{color:var(--lime)}
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
  .st{background:var(--grape2);border-radius:22px;padding:26px;border:1px solid rgba(255,255,255,.08)}
  .st .n{display:flex;gap:6px;margin-bottom:18px}
  .st .n b{width:42px;height:42px;border-radius:11px;background:#fff;color:var(--grape);display:grid;place-items:center;font:900 20px var(--round);box-shadow:0 3px 0 #cfc5ef}
  .st .n b.a{background:var(--lime);box-shadow:0 3px 0 var(--lime2)}
  .st h3{margin:0 0 6px;font:800 21px var(--round)}
  .st p{margin:0;color:#d0c8f0;font-size:16px}

  .promise{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
  .pc{background:#fff;border:2px solid var(--line);border-radius:18px;padding:22px}
  .pc b{display:block;font:800 17px var(--round);margin-bottom:4px}
  .pc span{color:var(--muted);font-size:15px}
  .pc .d{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;margin-bottom:12px;font:900 13px var(--round);color:var(--grape)}

  .faq{max-width:780px;margin:44px auto 0}
  details{border-bottom:2px solid var(--line);padding:20px 0}
  summary{cursor:pointer;list-style:none;font:700 19px var(--sans);display:flex;justify-content:space-between;gap:16px}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";font:900 24px/1 var(--round);color:var(--tang);transition:transform .2s;flex:none}
  details[open] summary::after{transform:rotate(45deg)}
  details p{color:var(--ink2);margin:12px 0 0}

  .final{text-align:center;background:radial-gradient(600px 400px at 50% 120%,#5a3fd0,transparent 70%),var(--grape);color:#fff;border-radius:32px;margin:0 20px 40px;padding:96px 20px;position:relative;overflow:hidden}
  .final>*{position:relative}
  .final .tiles{display:flex;gap:8px;justify-content:center;margin-bottom:26px;flex-wrap:wrap}
  .final .tiles b{width:48px;height:48px;border-radius:12px;background:var(--lime);color:var(--grape);display:grid;place-items:center;font:900 24px var(--round);box-shadow:0 4px 0 var(--lime2)}
  .final .tiles b:nth-child(even){background:#fff;box-shadow:0 4px 0 #cfc5ef;transform:rotate(4deg)}
  .final .tiles b:nth-child(3n){transform:rotate(-5deg)}
  .final h2{color:#fff;font-size:clamp(38px,5.8vw,70px)}
  .final h2 em{color:var(--lime)}
  .final .sub{color:#d8d1f5;margin:0 auto}
  .final .signup{margin:32px auto 0;justify-content:center}
  .final .micro{justify-content:center}
  .final .kicker{color:var(--tang)}

  footer{padding:24px 0 100px;color:var(--muted);font-size:14px}
  footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
  footer a{text-decoration:none;margin-left:18px} footer a:hover{color:var(--ink)}
  footer a:first-child{margin-left:0}

  .mcta{position:fixed;left:12px;right:12px;bottom:12px;z-index:45;display:none;transform:translateY(140%);transition:transform .3s}
  .mcta.show{transform:none} .mcta .btn{width:100%;padding:17px}

  .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
  .reveal.on{opacity:1;transform:none}

  @media (max-width:960px){
    .hero .grid{grid-template-columns:1fr}
    .feats,.probs{grid-template-columns:1fr 1fr}
    .promise{grid-template-columns:1fr 1fr}
    .steps{grid-template-columns:1fr;max-width:480px;margin-left:auto;margin-right:auto}
    section{padding:64px 0}
    .mcta{display:block}
    nav .btn{display:none}
    .final{margin:0 12px 30px;padding:70px 18px;border-radius:24px}
  }
  @media (max-width:560px){
    .feats,.promise,.probs{grid-template-columns:1fr} .signup .btn{width:100%}
    .gh{padding:14px 14px 10px}.play{padding:12px 12px 8px}
    .cb{padding:11px 11px;font-size:13.5px}.qc{width:21px}.qc b{width:21px;height:28px;font-size:15px}.qw{gap:2px}.qz{gap:8px 10px;padding:12px 4px}.kb{gap:4px}.k{height:36px;font-size:15px}.gh{flex-wrap:wrap}.gh>div:first-child{flex:1 1 100%}.stats{gap:10px;width:100%;justify-content:space-between;background:var(--page);border-radius:12px;padding:8px 12px}.stats b{font-size:19px}
    .final .tiles b{width:40px;height:40px;font-size:20px}
  }
  @media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}