:root{
    --bg:#131316; --bg2:#1c1c21; --card:#232329; --card2:#2b2b33; --ink:#f5f2ea; --ink2:#c9c5bb; --muted:#9a968d; --line:#34343d;
    --lime:#c9f23a; --lime2:#9dc41a; --pink:#ff5ca8; --pink2:#d93d86; --sky:#5cc8ff; --paper:#f5f2ea;
    --sans: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
    --serif: "Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
    --mono: ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  }
  *{box-sizing:border-box} html{scroll-behavior:smooth}
  body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden;overflow-x:clip}
  a{color:inherit}
  .wrap{max-width:1140px;margin:0 auto;padding:0 20px}
  .sr{position:absolute;left:-9999px}

  nav{position:sticky;top:0;z-index:40;background:rgba(19,19,22,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
  .logo{font:800 21px/1 var(--sans);letter-spacing:-.02em;text-decoration:none;display:flex;align-items:center;gap:10px}
  .logo .mk{width:32px;height:32px;border-radius:8px;background:var(--lime);display:grid;place-items:center;color:#131316;font:900 15px var(--serif);transform:rotate(-6deg);box-shadow:3px 3px 0 var(--pink)}
  .logo small{font:500 12px var(--sans);color:var(--muted)}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;text-decoration:none;
    font:800 16px/1 var(--sans);padding:16px 24px;border-radius:12px;background:var(--lime);color:#131316;
    box-shadow:0 4px 0 var(--lime2);transition:transform .12s,box-shadow .12s}
  .btn:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--lime2)}
  .btn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--lime2)}
  .btn:focus-visible,input:focus-visible,button:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--pink);outline-offset:2px}
  .btn.sm{padding:11px 16px;font-size:14px;box-shadow:0 3px 0 var(--lime2)}

  /* tape label motif */
  .tape{display:inline-block;font:800 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;background:var(--pink);color:#131316;padding:8px 12px;transform:rotate(-2deg)}

  /* hero */
  .hero{padding:56px 0 76px;position:relative;overflow:hidden;overflow:clip}
  .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
  .hero::before{width:420px;height:420px;background:var(--lime);opacity:.14;right:-140px;top:-120px}
  .hero::after{width:380px;height:380px;background:var(--pink);opacity:.14;left:-160px;bottom:-200px}
  .hero .grid{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;position:relative;z-index:1}
  .hero .grid>*{min-width:0}
  h1{font:900 clamp(42px,6.2vw,80px)/.98 var(--sans);letter-spacing:-.045em;margin:22px 0 20px}
  h1 .hl{color:#131316;background:var(--lime);padding:0 .12em;-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:4px}
  h1 em{font-family:var(--serif);font-weight:700;color:var(--pink)}
  .lede{font-size:clamp(18px,2vw,21px);color:var(--ink2);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:var(--card);border:2px solid var(--line);color:var(--ink);font:16px var(--sans);padding:14px 16px;border-radius:12px}
  .signup input::placeholder{color:var(--muted)}
  .signup input:focus{border-color:var(--lime)}
  .micro{font-size:14px;color:var(--muted);margin-top:14px;display:flex;gap:6px 18px;flex-wrap:wrap}
  .micro span::before{content:"✓ ";color:var(--lime);font-weight:800}

  /* dictionary demo */
  .demo{background:var(--paper);color:#17171b;border-radius:22px;box-shadow:10px 10px 0 var(--lime),0 30px 70px -30px rgba(0,0,0,.8);overflow:hidden}
  .dh{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 16px;background:#17171b;color:#fff;font-size:13px}
  .dh b{font:800 15px var(--sans)}
  .dh .lab{font:700 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;background:rgba(255,255,255,.14);padding:5px 9px;border-radius:999px;white-space:nowrap}
  .dbody{padding:14px 16px 16px}
  .srow{display:flex;gap:8px}
  .search{position:relative;flex:1;min-width:0}
  .search input{width:100%;font:600 17px var(--sans);padding:12px 12px 12px 40px;border-radius:12px;border:2px solid #17171b;background:#fff;color:#17171b}
  .search input:focus{border-color:var(--pink2)}
  .search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:18px;height:18px}
  .roul{flex:none;display:inline-flex;align-items:center;gap:6px;font:800 14px var(--sans);padding:0 14px;border-radius:12px;border:2px solid #17171b;background:#17171b;color:var(--lime);cursor:pointer;white-space:nowrap}
  .roul:hover{background:#2b2b33}
  .roul .dice{display:inline-block;font-size:18px}
  .roul.spin .dice{animation:spin .6s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
  .terms{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 10px;min-height:32px}
  .terms button{font:700 13px var(--sans);padding:6px 11px;border-radius:999px;border:1.5px solid #cfcabd;background:#fff;color:#17171b;cursor:pointer}
  .terms button[aria-pressed="true"]{background:#17171b;color:var(--lime);border-color:#17171b}
  .terms button:hover{border-color:#17171b}
  .terms .none{font-size:14px;color:#6a665e;margin:4px 2px}
  .head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:0 0 8px}
  .head .hw{font:700 32px/1.05 var(--serif);margin:0;letter-spacing:-.01em;overflow-wrap:anywhere}
  .head .hw.roll{color:var(--pink2)}
  .head span{font:600 12.5px var(--mono);color:#6a665e}
  .defs{display:flex;flex-direction:column;gap:8px;max-height:300px;overflow:auto;padding:2px}
  .def{background:#fff;border:2px solid #17171b;border-radius:14px;padding:11px 13px 9px;position:relative}
  .def.new{animation:pop .4s ease-out}
  @keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
  .def .n{position:absolute;right:10px;top:8px;font:800 11px var(--mono);color:#9a968d}
  .def .pos{font:600 12px var(--mono);color:#6a665e;margin:0 0 4px}
  .def .m{margin:0 0 6px;font-size:15.5px;line-height:1.45;padding-right:18px}
  .def .ex{margin:0 0 8px;font:italic 15px/1.45 var(--serif);color:#3d3a34;border-left:4px solid var(--pink);padding-left:10px}
  .def .foot{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;border-top:1px dashed #d6d1c4;padding-top:7px}
  .def.mine{border-color:var(--pink2);box-shadow:4px 4px 0 var(--lime)}
  .by{font-size:12px;color:#6a665e}
  .shr{font:800 12px var(--sans);padding:5px 10px;border-radius:8px;border:1.5px solid #17171b;background:#fff;color:#17171b;cursor:pointer}
  .shr[disabled]{background:var(--lime);cursor:default}
  .write{margin-top:10px;border:2px dashed #b9b4a6;border-radius:14px;padding:10px 12px}
  .write h4{margin:0 0 6px;font:800 13px var(--sans)}
  .write input{width:100%;font:15px var(--sans);padding:9px 10px;border-radius:10px;border:1.5px solid #cfcabd;background:#fff;color:#17171b;margin-bottom:6px}
  .write input:focus{border-color:#17171b}
  .write .wr{display:flex;gap:8px;align-items:center;justify-content:space-between;flex-wrap:wrap}
  .write .wr small{font-size:12px;color:#6a665e}
  .write button{font:800 14px var(--sans);padding:9px 14px;border-radius:10px;border:0;background:#17171b;color:var(--lime);cursor:pointer}
  .note{font-size:12px;color:#6a665e;text-align:center;margin:10px 0 0}

  section{padding:92px 0}
  .kicker{font:800 12px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--lime);margin-bottom:12px}
  h2{font:900 clamp(32px,4.4vw,52px)/1.05 var(--sans);letter-spacing:-.035em;margin:0 0 16px}
  h2 em{font-family:var(--serif);font-weight:700;color:var(--pink)}
  .sub{color:var(--ink2);font-size:19px;max-width:640px;margin:0}
  .center{text-align:center}.center .sub{margin:0 auto}

  /* built-for strip */
  .strip{background:var(--lime);color:#131316;padding:20px 0}
  .strip .wrap{display:flex;align-items:center;gap:10px 12px;flex-wrap:wrap;justify-content:center}
  .strip b{font:800 13px var(--mono);letter-spacing:.14em;text-transform:uppercase;margin-right:4px}
  .chip{font:700 14px var(--sans);padding:7px 13px;border-radius:999px;border:1.5px solid rgba(19,19,22,.35)}

  /* problem */
  .probs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}
  .pb{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px}
  .pb .q{font:italic 700 22px/1.3 var(--serif);color:var(--ink);margin:0 0 12px}
  .pb .q::before{content:"“";color:var(--pink)}.pb .q::after{content:"”";color:var(--pink)}
  .pb p{margin:0;color:var(--ink2);font-size:16px}

  /* features */
  .feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}
  .fc{background:var(--bg2);border:1px solid var(--line);border-radius:20px;padding:26px;position:relative}
  .fc .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;margin-bottom:14px;background:var(--card2)}
  .fc h3{margin:0 0 6px;font:800 20px/1.25 var(--sans);letter-spacing:-.01em}
  .fc p{margin:0;color:var(--ink2);font-size:16px}
  .fc.hi{background:var(--lime);color:#131316;border-color:var(--lime)}
  .fc.hi p{color:#2a2a20}.fc.hi .ic{background:rgba(19,19,22,.12)}

  /* how */
  .how{background:var(--bg2);border-block:1px solid var(--line)}
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
  .st{background:var(--card);border-radius:20px;padding:28px;border:1px solid var(--line);position:relative}
  .st .n{font:700 44px/1 var(--serif);color:var(--lime);margin-bottom:10px;display:block}
  .st h3{margin:0 0 6px;font:800 21px var(--sans)}
  .st p{margin:0;color:var(--ink2);font-size:16px}
  .st:not(:last-child)::after{content:"→";position:absolute;right:-19px;top:34px;font:900 22px var(--sans);color:var(--pink);z-index:1}

  .promise{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
  .pc{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;border-top:5px solid var(--lime)}
  .pc:nth-child(even){border-top-color:var(--pink)}
  .pc b{display:block;font:800 18px var(--sans);margin-bottom:4px}
  .pc span{color:var(--ink2);font-size:15px}
  .pnote{text-align:center;color:var(--ink2);font-size:15px;margin:22px auto 0;max-width:720px}
  .pnote b{color:var(--ink)}

  .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:800 19px/1.35 var(--sans);display:flex;justify-content:space-between;gap:16px}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";font:900 24px/1 var(--sans);color:var(--lime);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:var(--pink);color:#131316;border-radius:32px;margin:0 20px 40px;padding:96px 20px;position:relative;overflow:hidden;
    background-image:radial-gradient(circle at 15% 15%,rgba(201,242,58,.55),transparent 35%),radial-gradient(circle at 88% 90%,rgba(92,200,255,.45),transparent 40%)}
  .final h2{font-size:clamp(38px,5.8vw,70px)}
  .final h2 em{color:#fff;text-shadow:3px 3px 0 #131316}
  .final .sub{color:#131316;margin:0 auto}
  .final .signup{margin:32px auto 0;justify-content:center}
  .final .signup input{border-color:#131316;background:#fff;color:#131316}
  .final .signup input::placeholder{color:#6a665e}
  .final .btn{background:#131316;color:var(--lime);box-shadow:0 4px 0 #000}
  .final .micro{justify-content:center;color:#131316}
  .final .micro span::before{color:#131316}
  .final .tape{background:#131316;color:var(--lime);margin-bottom:18px}

  .disc{font-size:12.5px;color:var(--muted);max-width:860px;margin:0 auto;padding:0 20px 20px;text-align:center}
  footer{border-top:1px solid var(--line);padding:24px 0 100px;color:var(--muted);font-size:14px}
  footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
  footer nav{all:unset;display:flex;gap:18px;flex-wrap:wrap}
  footer nav a{text-decoration:none} footer a:hover{color:var(--ink)}

  .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;box-shadow:0 4px 0 var(--lime2),0 10px 30px rgba(0,0,0,.5)}

  .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;gap:44px}
    .probs{grid-template-columns:1fr}
    .feats{grid-template-columns:1fr 1fr}
    .steps{grid-template-columns:1fr}.st::after{display:none}
    .promise{grid-template-columns:1fr 1fr}
    section{padding:64px 0}
    .mcta{display:block}
    nav .btn{display:none}
    .demo{box-shadow:6px 6px 0 var(--lime),0 30px 70px -30px rgba(0,0,0,.8)}
    .final{margin:0 12px 30px;padding:70px 18px;border-radius:24px}
  }
  @media (max-width:560px){
    .feats,.promise{grid-template-columns:1fr} .signup .btn{width:100%}
    .dbody{padding:12px}
    .head .hw{font-size:28px}
    .roul span:last-child{display:none}
    .roul{padding:0 12px}
  }
  @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}