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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">
<meta name="color-scheme" content="dark">
<meta name="theme-color" content="#000000">
<meta name="description" content="Apply with your team to the Qai × Hugging Face Hackathon O1, 5 to 7 November 2026, in person in Doha.">
<link rel="icon" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ctext y='.9em' font-size='90'%3E%F0%9F%A4%97%3C/text%3E%3C/svg%3E">
<title>Qai × Hugging Face Hackathon: Team Application</title>
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    /* Hackathon 01 design kit */
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    --navy-hi:#0D2E47;
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    --red-ui:#FF5A4E;
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    --body:'Hanken Grotesk','Helvetica Neue',Arial,sans-serif;
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  :focus-visible{outline:3px solid var(--yellow);outline-offset:3px}

  /* ---------- lockup ---------- */
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  .stack{width:min(500px,100%)}
  #scene{display:block;width:100%;aspect-ratio:1/1.04;touch-action:pan-y;cursor:grab;-webkit-tap-highlight-color:transparent}
  #scene.grabbing{cursor:grabbing}
  .scene-hint{margin:2px 0 0;text-align:center;font-size:14px;color:var(--muted)}

  .scene-hint{max-width:34ch;margin:2px auto 0}
  .dots{display:flex;justify-content:center;gap:10px;margin-top:12px}
  .dots i{width:12px;height:12px;border-radius:50%;border:2px solid var(--c);background:transparent;transition:background .3s ease,transform .3s ease}
  .dots i[data-on="1"]{background:var(--c);transform:scale(1.15)}
  .dots i:nth-child(1){--c:#EE3124}
  .dots i:nth-child(2){--c:#6F8DAB}
  .dots i:nth-child(3){--c:#A1BADA}
  #scene.over:not(.grabbing){cursor:pointer}

  /* ---------- content ---------- */
  .wrap{max-width:820px;margin:0 auto;padding:0 20px 60px}
  .how{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding:58px 0 38px}
  .hn{display:block;font-family:var(--display);font-weight:700;color:var(--muted);font-size:26px;line-height:1;margin-bottom:12px}
  .how h2{margin:0 0 6px;font-size:18px;font-weight:700}
  .how p{margin:0;color:var(--muted);font-size:15px}

  .when{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:0 0 30px;padding:30px;
    background:linear-gradient(135deg,var(--navy-hi),var(--navy) 62%);border:1px solid var(--line);border-radius:22px}
  .when h2{margin:0 0 12px;font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
  .when .date{margin-bottom:14px;font-family:var(--display);font-weight:700;line-height:1.1;color:#fff;font-size:clamp(1.5rem,3.6vw,2rem)}
  .when .times{margin:0 0 12px}
  .when .times div{display:flex;align-items:baseline;gap:14px;padding:6px 0}
  .when .times dt{width:62px;font-size:14px;color:var(--muted)}
  .when .times dd{margin:0;font-size:17px;font-weight:600;color:#fff}
  .when .place{margin-bottom:8px;font-family:var(--body);font-weight:700;line-height:1.15;color:#fff;font-size:clamp(1.25rem,3vw,1.6rem)}
  .when p{margin:0;color:#fff;font-size:16px;line-height:1.6}
  .when .dim{font-size:14px;color:var(--muted)}
  .when .maps{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:10px 20px;border-radius:999px;border:1.5px solid rgba(255,255,255,.5);color:#fff;text-decoration:none;font-weight:600;font-size:14.5px;transition:background .2s ease,color .2s ease,border-color .2s ease}
  .when .maps:hover{background:#fff;color:var(--navy);border-color:#fff}

  .block{position:relative;margin-bottom:26px;padding:30px 28px;background:linear-gradient(180deg,#0C2B42 0%,var(--navy) 100%);border:1px solid var(--line);border-radius:22px}
  .block::before,.block::after{content:"";position:absolute;width:16px;height:16px;color:rgba(161,186,218,.75);pointer-events:none;
    background:linear-gradient(currentColor,currentColor) center/100% 2px no-repeat,linear-gradient(currentColor,currentColor) center/2px 100% no-repeat}
  .block::before{top:-8px;left:-8px}
  .block::after{bottom:-8px;right:-8px}

  .sec-head{display:flex;align-items:center;gap:16px;margin-bottom:8px}
  .sec-head .num{font-family:var(--display);font-weight:700;font-size:46px;line-height:1;color:var(--red)}
  .block h2.t{margin:0;font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(1.3rem,3.4vw,1.8rem);line-height:1.05}
  .sec-head .shape{display:block;flex:none;margin-left:auto;width:44px;height:44px;color:var(--c);transition:transform .35s ease}
  .sec-head .shape:hover{transform:rotate(90deg) scale(1.1)}
  .sec-head .shape.pre{opacity:0}
  .sec-head .shape.in{animation:shapein .85s cubic-bezier(.2,.9,.3,1.25)}
  @keyframes shapein{0%{opacity:0;transform:scale(.25) rotate(-140deg)}45%{opacity:1}100%{opacity:1;transform:none}}
  .sec-desc{margin:0 0 22px;color:var(--muted)}

  .fieldrow{margin-bottom:20px}
  .field-label{display:block;font-weight:600;font-size:15px;margin-bottom:7px;color:#fff}
  .opt{font-weight:400;color:var(--muted);font-size:14px}
  .hint{font-size:14px;color:var(--muted);margin-top:6px}
  .count-w{float:right;font-weight:400;font-size:14px;color:var(--muted)}
  input[type=text],input[type=email],input[type=tel],input[type=url],select,textarea{
    width:100%;font:inherit;color:#fff;background:var(--field);border:1.5px solid var(--field-line);
    border-radius:12px;padding:12px 14px;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;
  }
  input::placeholder,textarea::placeholder{color:rgba(255,255,255,.4)}
  textarea{min-height:110px;resize:vertical}
  input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);background:rgba(255,255,255,.07);box-shadow:0 0 0 4px rgba(161,186,218,.22)}
  input:-webkit-autofill{-webkit-text-fill-color:#fff;box-shadow:0 0 0 100px #0F3350 inset;caret-color:#fff}
  select{appearance:none;-webkit-appearance:none;padding-right:38px;
    background-image:linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%);
    background-position:calc(100% - 20px) 52%,calc(100% - 14px) 52%;background-size:6px 6px;background-repeat:no-repeat}
  select option{background:#0C2B42;color:#fff}
  .was-validated :invalid{border-color:var(--red-ui)}
  .was-validated input[type=checkbox]:invalid + span{color:var(--red-ui)}

  .grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .choices{display:flex;flex-wrap:wrap;gap:8px}
  .chip{position:relative;cursor:pointer}
  .chip input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
  .chip span{display:inline-block;padding:9px 16px;border-radius:999px;border:1.5px solid var(--field-line);background:transparent;color:#fff;font-weight:500;font-size:14.5px;transition:background .15s ease,color .15s ease,border-color .15s ease}
  .chip:hover span{border-color:var(--blue)}
  .chip input:checked + span{background:var(--blue);color:var(--navy);border-color:var(--blue);font-weight:600}
  .chip input:focus-visible + span{outline:3px solid var(--yellow);outline-offset:2px}

  .check{display:flex;gap:12px;align-items:flex-start;cursor:pointer;font-size:15px;margin-bottom:12px}
  .check input{flex:none;width:20px;height:20px;margin:2px 0 0;accent-color:var(--red)}

  .member{border:1.5px dashed rgba(161,186,218,.36);border-radius:18px;padding:20px;margin-top:16px}
  .mtitle{font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
  .badge{display:inline-block;padding:3px 10px;border-radius:999px;border:1px solid var(--field-line);font-size:12.5px;font-weight:600;color:var(--muted)}
  .badge.lead{background:var(--red-btn);border-color:var(--red-btn);color:#fff}
  .member .grid2{gap:14px;margin-bottom:14px}
  .member .grid2:last-child{margin-bottom:0}

  .note{display:flex;gap:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-left:4px solid var(--yellow);border-radius:12px;padding:14px 16px;font-size:15px;color:#fff}
  hr.soft{border:none;border-top:1px solid var(--line);margin:22px 0}

  .submit-wrap{text-align:center;padding:10px 0 0}
  .submit{font:inherit;font-weight:700;font-size:18px;color:#fff;background:var(--red-btn);border:none;border-radius:999px;padding:17px 46px;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease}
  .submit:hover{background:var(--yellow);color:#000;transform:translateY(-2px)}
  .submit[disabled]{opacity:.6;cursor:progress;transform:none}
  .msg{min-height:22px;margin-top:14px;font-weight:600;color:var(--red-ui)}
  .foot{color:var(--muted);font-size:14px;margin-top:6px}

  .done{display:none;text-align:center;background:linear-gradient(180deg,#0C2B42,var(--navy));border:1px solid var(--line);border-radius:22px;padding:48px 26px 52px}
  .done.show{display:block}
  .done-art{position:relative;width:260px;height:170px;margin:0 auto 14px}
  .done-art .emo{position:absolute;left:50%;top:50%;width:120px;height:auto;margin:-56px 0 0 -60px}
  .done-art .ds{position:absolute;width:30px;height:30px;color:var(--c);opacity:0}
  .done h2{margin:0 0 10px;font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(2rem,6vw,3rem);line-height:1}
  .done p{margin:0 auto;max-width:44ch;color:var(--muted)}
  .done.show .emo{animation:dbob 2.4s ease-in-out infinite}
  .done.show .ds{animation:dpop .7s cubic-bezier(.2,.9,.3,1.3) both,dfloat 3.4s ease-in-out infinite;animation-delay:var(--d),calc(var(--d) + .7s)}
  @keyframes dbob{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-8px) rotate(3deg)}}
  @keyframes dpop{0%{opacity:0;transform:scale(.2) rotate(-120deg)}100%{opacity:1;transform:none}}
  @keyframes dfloat{0%,100%{translate:0 0}50%{translate:0 -7px}}

  footer{background:#000;border-top:1px solid var(--line);color:var(--muted);padding:0 22px calc(38px + env(safe-area-inset-bottom,0px))}
  .strip{display:block;width:calc(100% + 44px);margin:0 -22px 34px;height:44px}
  .foot-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:28px 36px;align-items:start}
  .foot-brand p{margin:14px 0 0;font-size:14px;line-height:1.6}
  .foot-col h3{margin:0 0 10px;font-family:var(--body);font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:.16em;color:var(--muted)}
  .foot-col a{display:block;width:fit-content;margin-top:8px;font-size:14.5px;color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35);transition:border-color .2s ease}
  .foot-col a:first-of-type{margin-top:0}
  .foot-col a:hover{border-color:#fff}

  @media (max-width:900px){
    .hero-in{grid-template-columns:1fr}
    .hero .pl:not(:first-of-type){display:none}
    .stack{width:min(420px,92vw)}
    .hero-grid{width:100%;top:46%;-webkit-mask-image:radial-gradient(80% 70% at 50% 60%,#000 25%,transparent 80%);mask-image:radial-gradient(80% 70% at 50% 60%,#000 25%,transparent 80%)}
    .how{grid-template-columns:1fr;gap:22px}
    .when{grid-template-columns:1fr;gap:24px;padding:26px 22px}
    .foot-grid{grid-template-columns:1fr 1fr}
    .foot-brand{grid-column:1/-1}
  }
  @media (max-width:640px){
    .lockup{gap:12px}
    .lockup .qai{height:28px}.lockup .div{height:28px}.lockup .hf{height:32px}.lockup .hf-name{font-size:16px}
    .grid2{grid-template-columns:1fr}
    .block{padding:24px 18px;border-radius:20px}
    .sec-head .num{font-size:38px}
    .sec-head .shape{width:38px;height:38px}
    .count{gap:14px;padding:14px 16px}.count .n{font-size:34px}.count .lead{display:none}
    .prog .txt{display:none}
    .lockup.mini .hf-name{display:none}
    .foot-grid{grid-template-columns:1fr}
  }
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto}
    .sec-head .shape.pre{opacity:1}
    .sec-head .shape.in,.pshape.pop{animation:none}
    .done.show .emo,.done.show .ds{animation:none;opacity:1}
    .topbar,.cta,.submit{transition:none}
  }
</style>
</head>
<body>

<svg width="0" height="0" style="position:absolute" aria-hidden="true" focusable="false">
  <defs>
    <symbol id="qai" viewBox="0 0 316 166"><path d="M316 3.25195H280.898V119.502H316V3.25195Z" fill="currentColor"/><path d="M226.42 13.1271C216.877 4.90453 204.829 0.00292969 191.735 0.00292969C160.743 0.00292969 135.619 27.4856 135.619 61.3843C135.619 95.283 160.743 122.766 191.735 122.766C204.826 122.766 216.877 117.861 226.42 109.642V119.511H261.532V3.2546H226.42V13.1271Z" fill="currentColor"/><path d="M125.897 146.58H90.8002V166H125.897V146.58Z" fill="currentColor"/><path d="M110.276 133.687H106.422V123.335H90.8053V142.755H125.902V123.335H110.28L110.276 133.687Z" fill="currentColor"/><path d="M103.784 59.4665H116.77V63.2963H99.9297V3.25469H90.7984V13.1301C81.2552 4.91063 69.2105 0 56.1135 0C25.1207 0 0 27.4827 0 61.3814C0 95.2801 25.1237 122.763 56.1135 122.763C69.2105 122.763 81.2552 117.852 90.8044 109.63V119.49H125.901V33.2725H112.915V29.4427H125.901V3.25469H103.79V59.4665H103.784Z" fill="currentColor"/></symbol>
    <symbol id="hf" viewBox="0 0 95 88"> <path fill="#FFD21E" d="M47.21 76.5a34.75 34.75 0 1 0 0-69.5 34.75 34.75 0 0 0 0 69.5Z" /> <path fill="#FF9D0B" d="M81.96 41.75a34.75 34.75 0 1 0-69.5 0 34.75 34.75 0 0 0 69.5 0Zm-73.5 0a38.75 38.75 0 1 1 77.5 0 38.75 38.75 0 0 1-77.5 0Z" /> <path fill="#3A3B45" d="M58.5 32.3c1.28.44 1.78 3.06 3.07 2.38a5 5 0 1 0-6.76-2.07c.61 1.15 2.55-.72 3.7-.32ZM34.95 32.3c-1.28.44-1.79 3.06-3.07 2.38a5 5 0 1 1 6.76-2.07c-.61 1.15-2.56-.72-3.7-.32Z" /> <path fill="#FF323D" d="M46.96 56.29c9.83 0 13-8.76 13-13.26 0-2.34-1.57-1.6-4.09-.36-2.33 1.15-5.46 2.74-8.9 2.74-7.19 0-13-6.88-13-2.38s3.16 13.26 13 13.26Z" /> <path fill="#3A3B45" fill-rule="evenodd" d="M39.43 54a8.7 8.7 0 0 1 5.3-4.49c.4-.12.81.57 1.24 1.28.4.68.82 1.37 1.24 1.37.45 0 .9-.68 1.33-1.35.45-.7.89-1.38 1.32-1.25a8.61 8.61 0 0 1 5 4.17c3.73-2.94 5.1-7.74 5.1-10.7 0-2.34-1.57-1.6-4.09-.36l-.14.07c-2.31 1.15-5.39 2.67-8.77 2.67s-6.45-1.52-8.77-2.67c-2.6-1.29-4.23-2.1-4.23.29 0 3.05 1.46 8.06 5.47 10.97Z" clip-rule="evenodd" /> <path fill="#FF9D0B" d="M70.71 37a3.25 3.25 0 1 0 0-6.5 3.25 3.25 0 0 0 0 6.5ZM24.21 37a3.25 3.25 0 1 0 0-6.5 3.25 3.25 0 0 0 0 6.5ZM17.52 48c-1.62 0-3.06.66-4.07 1.87a5.97 5.97 0 0 0-1.33 3.76 7.1 7.1 0 0 0-1.94-.3c-1.55 0-2.95.59-3.94 1.66a5.8 5.8 0 0 0-.8 7 5.3 5.3 0 0 0-1.79 2.82c-.24.9-.48 2.8.8 4.74a5.22 5.22 0 0 0-.37 5.02c1.02 2.32 3.57 4.14 8.52 6.1 3.07 1.22 5.89 2 5.91 2.01a44.33 44.33 0 0 0 10.93 1.6c5.86 0 10.05-1.8 12.46-5.34 3.88-5.69 3.33-10.9-1.7-15.92-2.77-2.78-4.62-6.87-5-7.77-.78-2.66-2.84-5.62-6.25-5.62a5.7 5.7 0 0 0-4.6 2.46c-1-1.26-1.98-2.25-2.86-2.82A7.4 7.4 0 0 0 17.52 48Zm0 4c.51 0 1.14.22 1.82.65 2.14 1.36 6.25 8.43 7.76 11.18.5.92 1.37 1.31 2.14 1.31 1.55 0 2.75-1.53.15-3.48-3.92-2.93-2.55-7.72-.68-8.01.08-.02.17-.02.24-.02 1.7 0 2.45 2.93 2.45 2.93s2.2 5.52 5.98 9.3c3.77 3.77 3.97 6.8 1.22 10.83-1.88 2.75-5.47 3.58-9.16 3.58-3.81 0-7.73-.9-9.92-1.46-.11-.03-13.45-3.8-11.76-7 .28-.54.75-.76 1.34-.76 2.38 0 6.7 3.54 8.57 3.54.41 0 .7-.17.83-.6.79-2.85-12.06-4.05-10.98-8.17.2-.73.71-1.02 1.44-1.02 3.14 0 10.2 5.53 11.68 5.53.11 0 .2-.03.24-.1.74-1.2.33-2.04-4.9-5.2-5.21-3.16-8.88-5.06-6.8-7.33.24-.26.58-.38 1-.38 3.17 0 10.66 6.82 10.66 6.82s2.02 2.1 3.25 2.1c.28 0 .52-.1.68-.38.86-1.46-8.06-8.22-8.56-11.01-.34-1.9.24-2.85 1.31-2.85Z" /> <path fill="#FFD21E" d="M38.6 76.69c2.75-4.04 2.55-7.07-1.22-10.84-3.78-3.77-5.98-9.3-5.98-9.3s-.82-3.2-2.69-2.9c-1.87.3-3.24 5.08.68 8.01 3.91 2.93-.78 4.92-2.29 2.17-1.5-2.75-5.62-9.82-7.76-11.18-2.13-1.35-3.63-.6-3.13 2.2.5 2.79 9.43 9.55 8.56 11-.87 1.47-3.93-1.71-3.93-1.71s-9.57-8.71-11.66-6.44c-2.08 2.27 1.59 4.17 6.8 7.33 5.23 3.16 5.64 4 4.9 5.2-.75 1.2-12.28-8.53-13.36-4.4-1.08 4.11 11.77 5.3 10.98 8.15-.8 2.85-9.06-5.38-10.74-2.18-1.7 3.21 11.65 6.98 11.76 7.01 4.3 1.12 15.25 3.49 19.08-2.12Z" /> <path fill="#FF9D0B" d="M77.4 48c1.62 0 3.07.66 4.07 1.87a5.97 5.97 0 0 1 1.33 3.76 7.1 7.1 0 0 1 1.95-.3c1.55 0 2.95.59 3.94 1.66a5.8 5.8 0 0 1 .8 7 5.3 5.3 0 0 1 1.78 2.82c.24.9.48 2.8-.8 4.74a5.22 5.22 0 0 1 .37 5.02c-1.02 2.32-3.57 4.14-8.51 6.1-3.08 1.22-5.9 2-5.92 2.01a44.33 44.33 0 0 1-10.93 1.6c-5.86 0-10.05-1.8-12.46-5.34-3.88-5.69-3.33-10.9 1.7-15.92 2.78-2.78 4.63-6.87 5.01-7.77.78-2.66 2.83-5.62 6.24-5.62a5.7 5.7 0 0 1 4.6 2.46c1-1.26 1.98-2.25 2.87-2.82A7.4 7.4 0 0 1 77.4 48Zm0 4c-.51 0-1.13.22-1.82.65-2.13 1.36-6.25 8.43-7.76 11.18a2.43 2.43 0 0 1-2.14 1.31c-1.54 0-2.75-1.53-.14-3.48 3.91-2.93 2.54-7.72.67-8.01a1.54 1.54 0 0 0-.24-.02c-1.7 0-2.45 2.93-2.45 2.93s-2.2 5.52-5.97 9.3c-3.78 3.77-3.98 6.8-1.22 10.83 1.87 2.75 5.47 3.58 9.15 3.58 3.82 0 7.73-.9 9.93-1.46.1-.03 13.45-3.8 11.76-7-.29-.54-.75-.76-1.34-.76-2.38 0-6.71 3.54-8.57 3.54-.42 0-.71-.17-.83-.6-.8-2.85 12.05-4.05 10.97-8.17-.19-.73-.7-1.02-1.44-1.02-3.14 0-10.2 5.53-11.68 5.53-.1 0-.19-.03-.23-.1-.74-1.2-.34-2.04 4.88-5.2 5.23-3.16 8.9-5.06 6.8-7.33-.23-.26-.57-.38-.98-.38-3.18 0-10.67 6.82-10.67 6.82s-2.02 2.1-3.24 2.1a.74.74 0 0 1-.68-.38c-.87-1.46 8.05-8.22 8.55-11.01.34-1.9-.24-2.85-1.31-2.85Z" /> <path fill="#FFD21E" d="M56.33 76.69c-2.75-4.04-2.56-7.07 1.22-10.84 3.77-3.77 5.97-9.3 5.97-9.3s.82-3.2 2.7-2.9c1.86.3 3.23 5.08-.68 8.01-3.92 2.93.78 4.92 2.28 2.17 1.51-2.75 5.63-9.82 7.76-11.18 2.13-1.35 3.64-.6 3.13 2.2-.5 2.79-9.42 9.55-8.55 11 .86 1.47 3.92-1.71 3.92-1.71s9.58-8.71 11.66-6.44c2.08 2.27-1.58 4.17-6.8 7.33-5.23 3.16-5.63 4-4.9 5.2.75 1.2 12.28-8.53 13.36-4.4 1.08 4.11-11.76 5.3-10.97 8.15.8 2.85 9.05-5.38 10.74-2.18 1.69 3.21-11.65 6.98-11.76 7.01-4.31 1.12-15.26 3.49-19.08-2.12Z" /> </symbol>
  </defs>
</svg>

<div class="topbar" id="topbar" role="region" aria-label="Application progress">
  <div class="topbar-in">
    <div class="lockup mini" aria-label="Qai and Hugging Face">
      <svg class="qai" viewBox="0 0 316 166" role="img" aria-label="Qai"><use href="#qai"/></svg>
      <span class="div" aria-hidden="true"></span>
      <span class="hfw"><svg class="hf" viewBox="0 0 95 88" role="img" aria-label="Hugging Face"><use href="#hf"/></svg><span class="hf-name">Hugging Face</span></span>
    </div>
    <div class="prog">
      <span class="pshapes" id="pshapes" aria-hidden="true"></span>
      <span class="txt" id="progTxt">0 of 5 sections done</span>
    </div>
  </div>
</div>

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      <h1><span class="h-top">Hackathon</span><span class="o1"><span class="big">O1</span><span class="tag">Code with a hug</span></span></h1>
      <p class="kicker">Build it in 48 hours</p>
      <p class="sub">The Qai × Hugging Face Hackathon: 48 hours, in person in Doha. The challenge drops at kickoff. You bring the team and the energy.</p>

      <ul class="facts">
        <li>Thu 5 to Sat 7 Nov</li>
        <li>In person at M7, Doha</li>
        <li>Teams of 2 to 4</li>
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      <div class="count" id="count" role="timer" aria-label="Time until kickoff">
        <span class="lead" id="countLead">Kickoff in</span>
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      <span class="sr">Kickoff is Thursday 5 November 2026 at 5 PM Doha time.</span>

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  <section class="how" aria-label="How it works">
    <div><span class="hn" aria-hidden="true">O1</span><h2>Apply</h2><p>Places are limited and application-based. Tell us why your team should be in the room.</p></div>
    <div><span class="hn" aria-hidden="true">O2</span><h2>Build</h2><p>Ideate and build a working solution over 48 hours, in person in Doha. The challenge drops at kickoff.</p></div>
    <div><span class="hn" aria-hidden="true">O3</span><h2>Pitch</h2><p>Projects are built with open-source tools on Hugging Face and submitted as a live demo.</p></div>
  </section>

  <section class="when" aria-label="When and where">
    <div class="when-col">
      <h2>When</h2>
      <div class="date">5 – 7 November 2026</div>
      <dl class="times">
        <div><dt>Starts</dt><dd>Thursday, 5:00 PM</dd></div>
        <div><dt>Ends</dt><dd>Saturday, 5:00 PM</dd></div>
      </dl>
      <p class="dim">All times are Doha time.</p>
    </div>
    <div class="when-col">
      <h2>Where</h2>
      <div class="place">Nestwork Msheireb&nbsp;-&nbsp;M7</div>
      <p>Abdulla Bin Thani St, Doha, Qatar</p>
      <a class="maps" href="https://www.google.com/maps/search/?api=1&amp;query=Nestwork+M7+Abdulla+Bin+Thani+St+Doha+Qatar" target="_blank" rel="noopener">Open in Google Maps <span aria-hidden="true">→</span></a>
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      <div class="sec-head"><span class="num" aria-hidden="true">O1</span><h2 class="t">Your team</h2><svg class="shape" data-k="0" aria-hidden="true" focusable="false"></svg></div>
      <p class="sec-desc">Come as a team, or solo or as a pair and we'll help match you with others.</p>

      <div class="fieldrow">
        <label class="field-label" for="teamName">Team name <span class="opt">(or a working title, you can change it later)</span></label>
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          <label class="chip"><input type="radio" name="size" value="4"><span>4</span></label>
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        <label class="check" style="margin-top:14px" id="matchWrap">
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    </section>

    <!-- 2. Skills -->
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      <div class="sec-head"><span class="num" aria-hidden="true">O2</span><h2 class="t">Skills &amp; experience</h2><svg class="shape" data-k="1" aria-hidden="true" focusable="false"></svg></div>
      <p class="sec-desc">Help us see the shape of your team.</p>

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          <label class="chip"><input type="checkbox" name="areas" value="AI/ML"><span>AI / Machine Learning</span></label>
          <label class="chip"><input type="checkbox" name="areas" value="GenAI/LLMs"><span>Generative AI / LLMs</span></label>
          <label class="chip"><input type="checkbox" name="areas" value="Agents"><span>AI Agents</span></label>
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          <label class="chip"><input type="checkbox" name="areas" value="Design"><span>UX / UI Design</span></label>
          <label class="chip"><input type="checkbox" name="areas" value="Cloud"><span>Cloud / Infra</span></label>
          <label class="chip"><input type="checkbox" name="areas" value="Research"><span>Research</span></label>
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      <hr class="soft">

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        <label class="field-label" for="project">Most relevant project you've built <span class="count-w"><span id="c-project">0</span>/200 words</span></label>
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      <p class="sec-desc">The practical bits so we can look after you on the day.</p>

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        <div>The hackathon is in person in Doha for the full <b>48 hours</b>, from Thursday 5 November at 5:00 PM.</div>
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      <p class="sec-desc">A few confirmations, then you're done.</p>
      <label class="check"><input type="checkbox" name="c1" required><span>I understand applying doesn't guarantee a place. Teams are selected by the organizers.</span></label>
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      <label class="check"><input type="checkbox" name="c3" required><span>I understand projects are built on open-source / Hugging Face and submitted as a working demo.</span></label>
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      {k:'plus', c:'blue',   fx:.91, fy:.82, s:.056, rot:0,   vr:.6,   dep:1.2, ph:3.1},
      {k:'ring', c:'yellow', fx:.09, fy:.82, s:.04,  rot:0,   vr:0,    dep:.7,  ph:4.3},
      {k:'block',c:'red',    fx:.72, fy:.95, s:.05,  rot:-.2, vr:.2,   dep:.9,  ph:5.0}
    ];
    floaters.forEach(function(f){ f.ox=0; f.oy=0; f.vx=0; f.vy=0; });

    function syncDots(){ for(var i=0;i<dotEls.length;i++) dotEls[i].setAttribute('data-on',visited[i]?'1':'0'); }
    syncDots();

    function size(){
      var r=cv.getBoundingClientRect(); W=r.width||300; H=r.height||300;
      dpr=Math.min(2,window.devicePixelRatio||1);
      cv.width=Math.round(W*dpr); cv.height=Math.round(H*dpr);
      ctx.setTransform(dpr,0,0,dpr,0,0);
      wake();
    }

    /* where the emoji stands for each block */
    function homePos(k){
      if(k===1) return {x:0, y:2.25+0.5*em.hov+lift[1]};
      return {x:k===0?-1.45:1.45, y:TOP+lift[k]+0.66};
    }
    function curPos(){
      if(jump){
        var u=Math.min(1,(clock-jump.t0)/jump.dur), t=homePos(jump.k);
        return {x:jump.fx+(t.x-jump.fx)*u, y:jump.fy+(t.y-jump.fy)*u+4*jump.h*u*(1-u), u:u};
      }
      var h=homePos(home); h.u=-1; return h;
    }

    function confetti(k,n,spread){
      var ex=emPos.x, ey=emPos.y, keys=['ring','plus','half','block'], cols=CONF[k];
      for(var i=0;i<n;i++){
        var ang=-Math.PI/2+(Math.random()-0.5)*(spread||2.9), sp=190+Math.random()*320;
        parts.push({k:i%5===4?'emo':keys[i%4], c:cols[i%3], x:ex, y:ey, vx:Math.cos(ang)*sp, vy:Math.sin(ang)*sp,
          rot:Math.random()*6, vr:(Math.random()-0.5)*10, age:0, life:1.2+Math.random()*0.7, size:14+Math.random()*14});
      }
    }
    function kick(ex,ey,power){
      floaters.forEach(function(f){
        var dx=f.fx*W-ex, dy=f.fy*H-ey, d=Math.sqrt(dx*dx+dy*dy)||1;
        f.vx+=dx/d*power; f.vy+=dy/d*power;
      });
    }

    function hopTo(k){
      if(jump) return;
      if(reduce){ home=k; visited[k]=true; syncDots(); return; }
      var f=curPos();
      jump={t0:clock, dur:0.6+0.08*Math.abs(k-home), fx:f.x, fy:f.y, k:k, h:(k===home?2.1:1.8), dir:(k>=home?1:-1)};
      em.sq=-0.22; em.sqV=0;
      nextAuto=clock+3.6+Math.random()*2;
    }
    function land(){
      var k=jump.k;
      home=k; jump=null; em.spin=0;
      lv[k]-=3.4; em.sq=-0.3; em.sqV=0; bs.v-=0.4;
      confetti(k,12,2.9); kick(emPos.x,emPos.y,260);
      if(!visited[k]){ visited[k]=true; syncDots(); }
      if(visited[0]&&visited[1]&&visited[2]) celebrate();
    }
    /* the surprise: all three blocks ripple up, the box spins, a big burst */
    function celebrate(){
      for(var k=0;k<3;k++) waves.push({t:clock+0.15+k*0.14,k:k});
      yawVel+=7; ring.spinV+=14;
      confetti(home,34,6.2); kick(emPos.x,emPos.y,520);
      visited=[false,false,false]; visited[home]=true;
      setTimeout(syncDots,900);
    }

    function update(dt){
      clock+=dt;
      var over=px>-1e3, anim=false;
      par+=(((over?(px/W-0.5):0))-par)*Math.min(1,dt*3);
      if(!dragging){
        /* idle: a slow sway around the front view, so the three bands stay on show; a drag or the surprise spins it and it eases back */
        yaw+=yawVel*dt;
        yawVel*=Math.exp(-2.2*dt);
        if(Math.abs(yawVel)<0.002) yawVel=0;
        if(!reduce){
          var dl=(0.2+Math.sin(clock*0.45)*0.5)-yaw; dl=Math.atan2(Math.sin(dl),Math.cos(dl));
          yaw+=dl*Math.min(1,dt*0.9);
        }
        if(!reduce || yawVel!==0) anim=true;
      } else { anim=true; }

      var tgtHov=(over && home===1 && !jump)?1:0;
      em.hov+=(tgtHov-em.hov)*Math.min(1,dt*(reduce?60:6));
      if(Math.abs(em.hov-tgtHov)>0.01) anim=true;

      for(var k=0;k<3;k++){
        var tl=(hover===k && !dragging && !reduce)?0.24:0;
        lv[k]+=(-130*(lift[k]-tl)-9*lv[k])*dt; lift[k]+=lv[k]*dt;
        if(Math.abs(lv[k])>0.01 || Math.abs(lift[k]-tl)>0.002) anim=true;
      }

      if(!reduce){
        bs.v+=(-170*bs.x-9*bs.v)*dt; bs.x+=bs.v*dt;
        if(Math.abs(bs.x)>0.0005 || Math.abs(bs.v)>0.01) anim=true;

        if(!em.started){ if(clock>0.55){ em.started=true; em.a=0.001; em.aV=0; } anim=true; }
        if(em.started){
          em.aV+=(-140*(em.a-1)-9*em.aV)*dt; em.a+=em.aV*dt;
          if(Math.abs(em.a-1)>0.002 || Math.abs(em.aV)>0.01) anim=true;
        }
        if(jump){
          var u=(clock-jump.t0)/jump.dur;
          em.spin=jump.dir*Math.PI*2*(1-Math.pow(1-Math.min(1,u),2));
          if(u>=1) land();
        }
        if(!jump && !dragging && !over && em.started && clock>nextAuto){
          var opts=[0,1,2].filter(function(i){return i!==home;});
          hopTo(opts[Math.floor(Math.random()*opts.length)]);
        }
        for(var w=waves.length-1;w>=0;w--){ if(clock>=waves[w].t){ lv[waves[w].k]+=7.5; waves.splice(w,1); } }
        em.sqV+=(-220*em.sq-12*em.sqV)*dt; em.sq+=em.sqV*dt;
        if(Math.abs(em.sq)>0.002 || Math.abs(em.sqV)>0.02) anim=true;

        var dxn=over?Math.max(-1,Math.min(1,(px-W/2)/(W/2))):0;
        var tr=dxn*0.25 + Math.sin(clock*1.3)*0.03 + Math.max(-0.3,Math.min(0.3,-yawVel*0.04));
        em.rotV+=(-130*(em.rot-tr)-9*em.rotV)*dt; em.rot+=em.rotV*dt;

        ring.spin+=ring.spinV*dt; ring.spinV*=Math.exp(-1.8*dt);
        floaters.forEach(function(f){
          f.vx+=(-38*f.ox-5.5*f.vx)*dt; f.ox+=f.vx*dt;
          f.vy+=(-38*f.oy-5.5*f.vy)*dt; f.oy+=f.vy*dt;
          f.rot+=f.vr*dt;
        });
        for(var q=parts.length-1;q>=0;q--){
          var pt=parts[q]; pt.age+=dt;
          if(pt.age>=pt.life){ parts.splice(q,1); continue; }
          pt.vy+=420*dt; pt.x+=pt.vx*dt; pt.y+=pt.vy*dt; pt.rot+=pt.vr*dt;
          pt.vx*=Math.exp(-0.6*dt);
        }
        anim=true;
      }
      active=anim;
    }

    function drawShape(k,color,x,y,size,rot,alpha){
      ctx.save();
      ctx.globalAlpha=alpha==null?1:alpha;
      ctx.translate(x,y); ctx.rotate(rot); ctx.scale(size/40,size/40); ctx.translate(-20,-20);
      ctx.fillStyle=color; ctx.fill(P2D[k],'evenodd');
      ctx.restore();
    }
    function drawRing3D(x,y,R,ang,k){
      var th=R*0.17, i;
      function annulus(ox,oy){
        var p=new Path2D(), cs=Math.cos(ang), sn=Math.sin(ang);
        p.moveTo(x+ox+R*cs,y+oy+R*sn); p.ellipse(x+ox,y+oy,R,R*k,ang,0,Math.PI*2);
        p.moveTo(x+ox+R*0.58*cs,y+oy+R*0.58*sn); p.ellipse(x+ox,y+oy,R*0.58,R*k*0.58,ang,0,Math.PI*2);
        return p;
      }
      ctx.save();
      for(i=1;i<=4;i++){ ctx.fillStyle=i===4?'#2C4358':'#344C63'; ctx.fill(annulus(-th*0.49*i/4,th*i/4),'evenodd'); }
      var g=ctx.createLinearGradient(x-R,y-R*k,x+R,y+R*k); g.addColorStop(0,'#F4F8FB'); g.addColorStop(1,'#A1BADA');
      ctx.fillStyle=g; ctx.fill(annulus(0,0),'evenodd');
      ctx.restore();
    }

    function draw(){
      ctx.clearRect(0,0,W,H);
      S=Math.min(W/6.3,H/7.2);
      var cx=W/2, cy0=H*0.62;
      var cyw=Math.cos(yaw), syw=Math.sin(yaw), cp=Math.cos(pitch), sp=Math.sin(pitch), sc=1+bs.x;
      function P(x,y,z){
        x*=sc; z*=sc; y=(y-CY)*sc;
        var x1=x*cyw+z*syw, z1=-x*syw+z*cyw, y2=y*cp-z1*sp;
        return [cx+x1*S, cy0-y2*S];
      }
      function nInfo(nx,ny,nz){
        var nx1=nx*cyw+nz*syw, nz1=-nx*syw+nz*cyw, ny2=ny*cp-nz1*sp, nz2=ny*sp+nz1*cp;
        var dot=nx1*LX+ny2*LY+nz2*LZ;
        return {vis:nz2>0.001, t:Math.min(1,Math.max(0,dot)*1.125)};
      }
      function face(q,n,palKey,seam,k){
        var inf=nInfo(n[0],n[1],n[2]); if(!inf.vis) return;
        var pal=PAL[palKey], pts=[], i, dy=lift[k];
        ctx.beginPath();
        for(i=0;i<4;i++){ var p=P(q[i][0],q[i][1]+dy,q[i][2]); pts.push(p[0],p[1]); if(i) ctx.lineTo(p[0],p[1]); else ctx.moveTo(p[0],p[1]); }
        ctx.closePath();
        var col=rgb(mix(pal.d,pal.b,inf.t));
        ctx.fillStyle=col; ctx.fill();
        ctx.strokeStyle=seam?col:'rgba(0,10,20,.34)'; ctx.lineWidth=1; ctx.lineJoin='round'; ctx.stroke();
        hits.push({k:k,p:pts});
      }
      function zOf(x,z){ return -x*syw+z*cyw; }
      function slab(k){
        var s=SLAB[k], x0=s.x0, x1=s.x1;
        face([[x0,TOP,ZH],[x1,TOP,ZH],[x1,0,ZH],[x0,0,ZH]],[0,0,1],s.pal,false,k);
        face([[x1,TOP,-ZH],[x0,TOP,-ZH],[x0,0,-ZH],[x1,0,-ZH]],[0,0,-1],s.pal,false,k);
        if(k===0) face([[x0,TOP,-ZH],[x0,TOP,ZH],[x0,0,ZH],[x0,0,-ZH]],[-1,0,0],s.pal,false,k);
        else      face([[x1,TOP,ZH],[x1,TOP,-ZH],[x1,0,-ZH],[x1,0,ZH]],[1,0,0],s.pal,false,k);
        face([[x0,TOP,-ZH],[x1,TOP,-ZH],[x1,TOP,ZH],[x0,TOP,ZH]],[0,1,0],'rim',true,k);
      }
      function wall(name){
        if(name==='front'){
          face([[CX0,TOP,ZH],[CX1,TOP,ZH],[CX1,0,ZH],[CX0,0,ZH]],[0,0,1],'navy',false,1);
          face([[-IX,TOP,IZ],[IX,TOP,IZ],[IX,FL,IZ],[-IX,FL,IZ]],[0,0,-1],'inner',false,1);
          face([[CX0,TOP,IZ],[CX1,TOP,IZ],[CX1,TOP,ZH],[CX0,TOP,ZH]],[0,1,0],'rim',true,1);
        } else if(name==='back'){
          face([[CX1,TOP,-ZH],[CX0,TOP,-ZH],[CX0,0,-ZH],[CX1,0,-ZH]],[0,0,-1],'navy2',false,1);
          face([[-IX,TOP,-IZ],[IX,TOP,-IZ],[IX,FL,-IZ],[-IX,FL,-IZ]],[0,0,1],'inner',false,1);
          face([[CX0,TOP,-ZH],[CX1,TOP,-ZH],[CX1,TOP,-IZ],[CX0,TOP,-IZ]],[0,1,0],'rim',true,1);
        } else if(name==='left'){
          face([[-IX,TOP,-IZ],[-IX,TOP,IZ],[-IX,FL,IZ],[-IX,FL,-IZ]],[1,0,0],'inner',false,1);
          face([[CX0,TOP,-ZH],[-IX,TOP,-ZH],[-IX,TOP,ZH],[CX0,TOP,ZH]],[0,1,0],'rim',true,1);
        } else {
          face([[IX,TOP,-IZ],[IX,TOP,IZ],[IX,FL,IZ],[IX,FL,-IZ]],[-1,0,0],'inner',false,1);
          face([[IX,TOP,-ZH],[CX1,TOP,-ZH],[CX1,TOP,ZH],[IX,TOP,ZH]],[0,1,0],'rim',true,1);
        }
      }

      /* dashed circle behind the box */
      ctx.save();
      ctx.setLineDash([5,8]); ctx.lineDashOffset=-clock*9; ctx.lineWidth=1.3; ctx.strokeStyle='rgba(255,210,31,.75)';
      ctx.beginPath(); ctx.arc(cx,cy0,S*3.25,0,Math.PI*2); ctx.stroke();
      ctx.restore();

      /* flat shapes + the 3D ring */
      floaters.forEach(function(f){
        var bob=reduce?0:Math.sin(clock*0.9+f.ph)*5;
        drawShape(f.k,COL[f.c],f.fx*W+f.ox-par*30*f.dep, f.fy*H+f.oy+bob, f.s*W, f.rot);
      });
      var rk=0.4+(reduce?0:0.07*Math.sin(clock*0.7));
      drawRing3D(W*0.18-par*20, H*0.3+(reduce?0:Math.sin(clock*0.8)*5), W*0.1, -0.55+(reduce?0:Math.sin(clock*0.5)*0.12)+ring.spin, rk);

      /* the three blocks, sorted by depth, with the emoji slotted in */
      hits=[];
      var items=[
        {z:zOf(-1.45,0), f:function(){ slab(0); }},
        {z:zOf(1.45,0),  f:function(){ slab(2); }},
        {z:zOf(0,1.375), f:function(){ wall('front'); }},
        {z:zOf(0,-1.375),f:function(){ wall('back'); }},
        {z:zOf(-0.975,0),f:function(){ wall('left'); }},
        {z:zOf(0.975,0), f:function(){ wall('right'); }}
      ].sort(function(A,B){ return A.z-B.z; });

      /* floor of the middle block */
      (function(){
        var q=[[-IX,FL,-IZ],[IX,FL,-IZ],[IX,FL,IZ],[-IX,FL,IZ]], i, dy=lift[1];
        ctx.beginPath();
        for(i=0;i<4;i++){ var p=P(q[i][0],q[i][1]+dy,q[i][2]); if(i) ctx.lineTo(p[0],p[1]); else ctx.moveTo(p[0],p[1]); }
        ctx.closePath(); ctx.fillStyle='rgb(16,32,46)'; ctx.fill();
      })();

      var cp2=curPos(), inside=(cp2.y<2.7 && Math.abs(cp2.x)<0.95);
      var bob=reduce?0:Math.sin(clock*2.2)*0.03;
      function emoji(){
        if(!(em.started && em.a>0.002)) return;
        var bp=P(cp2.x,cp2.y+(home===1&&!jump?0:bob),0);
        var ew=S*1.3*sc*em.a*(1+0.04*em.hov), eh=ew*88/95;
        var vy=0; if(jump){ var uu=cp2.u, dur=jump.dur; vy=(4*jump.h*(1-2*uu))/dur; }
        var syy=Math.max(0.55,1+Math.max(-0.1,Math.min(0.18,vy*0.02))+em.sq), sxs=1-em.sq*0.6;
        ctx.save();
        ctx.translate(bp[0],bp[1]); ctx.rotate(em.rot+em.spin); ctx.scale(sxs,syy);
        ctx.drawImage(EMO,-ew/2,-eh/2,ew,eh);
        ctx.restore();
        emPos.x=bp[0]; emPos.y=bp[1];
      }
      var i=0;
      for(;i<items.length && items[i].z<0;i++) items[i].f();
      if(inside) emoji();
      for(;i<items.length;i++) items[i].f();
      if(!inside) emoji();

      /* confetti */
      for(var r=0;r<parts.length;r++){
        var pa=parts[r], al=Math.max(0,1-Math.pow(pa.age/pa.life,2));
        if(pa.k==='emo'){
          ctx.save(); ctx.globalAlpha=al; ctx.translate(pa.x,pa.y); ctx.rotate(pa.rot);
          ctx.drawImage(EMO,-pa.size/2,-pa.size*88/95/2,pa.size,pa.size*88/95); ctx.restore();
        } else { drawShape(pa.k,COL[pa.c],pa.x,pa.y,pa.size,pa.rot,al); }
      }

      /* which block is the pointer on? (uses this frame's outlines) */
      var hv=-1;
      if(px>-1e3 && !dragging){
        for(var h=hits.length-1;h>=0;h--){ if(inPoly(hits[h].p,px,py)){ hv=hits[h].k; break; } }
      }
      hover=hv;
      cv.classList.toggle('over',hv>=0);
    }

    function frame(ts){
      raf=0;
      var dt=last?Math.min(0.033,(ts-last)/1000):0.016; last=ts;
      update(dt); draw();
      if(active && visible) raf=requestAnimationFrame(frame); else last=0;
    }
    function wake(){ if(!raf && visible) raf=requestAnimationFrame(frame); }

    function local(e){ var r=cv.getBoundingClientRect(); px=e.clientX-r.left; py=e.clientY-r.top; }
    cv.addEventListener('pointerdown',function(e){
      dragging=true; moved=0; lastX=e.clientX; lastY=e.clientY; lastT=performance.now(); yawVel=0;
      local(e);
      try{ cv.setPointerCapture(e.pointerId); }catch(_){}
      cv.classList.add('grabbing'); wake();
    });
    cv.addEventListener('pointermove',function(e){
      local(e);
      if(dragging){
        var dx=e.clientX-lastX, dy=e.clientY-lastY, now=performance.now(), dt=Math.max(0.008,(now-lastT)/1000);
        moved+=Math.abs(dx)+Math.abs(dy);
        yaw+=dx*0.011;
        if(e.pointerType==='mouse') pitch=Math.max(0.35,Math.min(0.85,pitch+dy*0.004));
        yawVel=Math.max(-8,Math.min(8,yawVel*0.5+(dx*0.011/dt)*0.5));
        lastX=e.clientX; lastY=e.clientY; lastT=now;
      }
      wake();
    });
    function release(e){
      if(!dragging) return;
      dragging=false; cv.classList.remove('grabbing');
      if(moved<6){
        var hk=-1;
        for(var h=hits.length-1;h>=0;h--){ if(inPoly(hits[h].p,px,py)){ hk=hits[h].k; break; } }
        hopTo(hk>=0?hk:home);
      }
      if(reduce) yawVel=0;
      if(e.pointerType && e.pointerType!=='mouse'){ px=-1e4; py=-1e4; }
      wake();
    }
    cv.addEventListener('pointerup',release);
    cv.addEventListener('pointercancel',release);
    cv.addEventListener('pointerleave',function(){ if(!dragging){ px=-1e4; py=-1e4; wake(); } });

    if('IntersectionObserver' in window){
      new IntersectionObserver(function(en){ visible=en[0].isIntersecting; if(visible){ last=0; wake(); } }).observe(cv);
    }
    if('ResizeObserver' in window){ new ResizeObserver(size).observe(cv); } else { window.addEventListener('resize',size); }
    size();
  })();

  /* ---------- sticky bar visibility ---------- */
  var topbar=document.getElementById('topbar'), hero=document.getElementById('hero');
  if('IntersectionObserver' in window){
    new IntersectionObserver(function(en){ topbar.classList.toggle('show',!en[0].isIntersecting); },{threshold:0,rootMargin:'-80px 0px 0px 0px'}).observe(hero);
  } else { topbar.classList.add('show'); }

  /* ---------- countdown to kickoff: Thu 5 Nov 2026, 17:00 Doha (UTC+3) ---------- */
  var target=Date.UTC(2026,10,5,14,0,0);
  var cd={d:document.getElementById('cd-d'),h:document.getElementById('cd-h'),m:document.getElementById('cd-m'),s:document.getElementById('cd-s')};
  var countEl=document.getElementById('count');
  function pad(n){return n<10?'0'+n:''+n;}
  function tick(){
    var diff=target-Date.now();
    if(diff<=0){
      countEl.classList.add('live-now');
      countEl.innerHTML='<span class="u"><span class="n">The hackathon is underway</span></span>';
      return false;
    }
    var s=Math.floor(diff/1000);
    cd.d.textContent=Math.floor(s/86400);
    cd.h.textContent=pad(Math.floor(s%86400/3600));
    cd.m.textContent=pad(Math.floor(s%3600/60));
    cd.s.textContent=pad(s%60);
    return true;
  }
  if(tick()){ var iv=setInterval(function(){ if(!tick()) clearInterval(iv); },1000); }

  /* ---------- dynamic member cards ---------- */
  var membersEl=document.getElementById('members');
  var matchWrap=document.getElementById('matchWrap');
  function fld(label,type,name,req,hint){
    return '<div class="fieldrow" style="margin-bottom:0">'
      +'<label class="field-label" for="'+name+'">'+label+(req?'':' <span class="opt">(optional)</span>')+'</label>'
      +'<input type="'+type+'" id="'+name+'" name="'+name+'" '+(req?'required':'')+'>'
      +(hint?'<div class="hint">'+hint+'</div>':'')
      +'</div>';
  }
  function roleField(name){
    var roles=['Software Engineer','Technical Founder','Researcher (ML / AI)','Data Scientist','ML Engineer','Product / Design','Student','Other'];
    var opts='<option value="">Select…</option>';
    roles.forEach(function(r){opts+='<option>'+r+'</option>';});
    return '<div class="fieldrow" style="margin-bottom:0">'
      +'<label class="field-label" for="'+name+'">Role</label>'
      +'<select id="'+name+'" name="'+name+'" required>'+opts+'</select></div>';
  }
  function memberCard(i){
    var title=i===0?'<span class="badge lead">Team lead</span> Member 1':'<span class="badge">Member '+(i+1)+'</span>';
    return '<div class="member"><div class="mtitle">'+title+'</div>'
      +'<div class="grid2">'
      +fld('Full name','text','m'+i+'_name',true)
      +fld('Email','email','m'+i+'_email',true)
      +fld('Mobile number','tel','m'+i+'_mobile',true)
      +roleField('m'+i+'_role')
      +fld('Organization / University','text','m'+i+'_org',false)
      +fld('Hugging Face username','text','m'+i+'_hf',false,'Leave blank if you\'ll create one')
      +'</div><div class="grid2">'
      +fld('Primary skills','text','m'+i+'_skills',false,'e.g. Python, LLMs, front-end')
      +fld('LinkedIn','url','m'+i+'_li',false)
      +'</div></div>';
  }
  function selectedSize(){ var r=document.querySelector('input[name="size"]:checked'); return r?parseInt(r.value,10):3; }
  function refresh(){
    var n=selectedSize(), html='', saved={};
    membersEl.querySelectorAll('input,select').forEach(function(el){ saved[el.name]=el.value; });
    for(var i=0;i<n;i++) html+=memberCard(i);
    membersEl.innerHTML=html;
    membersEl.querySelectorAll('input,select').forEach(function(el){ if(saved[el.name]!==undefined) el.value=saved[el.name]; });
    matchWrap.style.display=(n<3)?'flex':'none';
    var mateWrap=document.getElementById('mateWrap'), mateBox=mateWrap.querySelector('input');
    mateWrap.style.display=(n>1)?'flex':'none'; mateBox.required=(n>1); if(n===1) mateBox.checked=false;
    updateProgress();
  }
  document.querySelectorAll('input[name="size"]').forEach(function(el){ el.addEventListener('change',refresh); });

  /* ---------- word counters ---------- */
  document.addEventListener('input',function(e){
    var t=e.target;
    if(t.tagName==='TEXTAREA' && t.dataset.count){
      var v=t.value.trim(), words=v===''?0:v.split(/\s+/).length, el=document.getElementById(t.dataset.count);
      var limit=+t.dataset.words;
      if(el){ el.textContent=words; el.parentElement.style.color=words>limit?'var(--red-ui)':''; }
      t.setCustomValidity(words>limit?'This answer is over '+limit+' words. Please shorten it.':'');
    }
  });

  /* ---------- progress ---------- */
  var form=document.getElementById('form'), progTxt=document.getElementById('progTxt');
  var secs=Array.prototype.slice.call(document.querySelectorAll('section.block[data-sec]'));
  function secDone(sec){
    var req=sec.querySelectorAll('[required]'), i;
    if(req.length){
      for(i=0;i<req.length;i++){ if(!req[i].checkValidity()) return false; }
      return true;
    }
    var f=sec.querySelectorAll('input:not([type=radio]):not([type=checkbox]),textarea,select');
    for(i=0;i<f.length;i++){ if(f[i].value.trim()!=='') return true; }
    return false;
  }
  function updateProgress(){
    var done=0;
    secs.forEach(function(sec,i){ var ok=secDone(sec); if(ok) done++; setCube(i,ok); });
    progTxt.textContent=done+' of '+N+' sections done';
  }
  form.addEventListener('input',updateProgress);
  form.addEventListener('change',updateProgress);
  refresh();

  /* ---------- submit ---------- */
  var msg=document.getElementById('msg'), btn=document.getElementById('submitBtn'), doneEl=document.getElementById('done');
  function fixUrl(el){
    var v=el.value.trim();
    el.setCustomValidity('');
    if(!v){ el.value=''; return; }
    if(!/^[a-z][a-z0-9+.-]*:\/\//i.test(v)) v='https://'+v;
    el.value=v;
    var ok=false;
    try{ var u=new URL(v); ok=/^https?:$/.test(u.protocol) && u.hostname.indexOf('.')>0; }catch(_){}
    if(!ok) el.setCustomValidity('Please enter a valid link, for example github.com/yourname');
  }
  form.addEventListener('change',function(e){ if(e.target.type==='url') fixUrl(e.target); });

  var SUBMISSION_ID=(window.crypto && crypto.randomUUID)?crypto.randomUUID():('id-'+Date.now()+'-'+Math.random().toString(16).slice(2));
  var SRC='', REF='';
  try{
    var qs=new URLSearchParams(location.search);
    SRC=(qs.get('src')||qs.get('utm_source')||'').trim().slice(0,40);
    if(document.referrer) REF=new URL(document.referrer).hostname.slice(0,60);
  }catch(_){}

  function val(name){ var el=form.elements[name]; return el?String(el.value||'').trim():''; }
  function chk(name){ var el=form.elements[name]; return !!(el && el.checked); }
  function collect(){
    var n=selectedSize(), members=[], i, areas=[];
    for(i=0;i<n;i++){
      members.push({name:val('m'+i+'_name'), email:val('m'+i+'_email'), mobile:val('m'+i+'_mobile'), role:val('m'+i+'_role'),
        organization:val('m'+i+'_org'), hfUsername:val('m'+i+'_hf'), skills:val('m'+i+'_skills'), linkedin:val('m'+i+'_li')});
    }
    form.querySelectorAll('input[name="areas"]:checked').forEach(function(el){ areas.push(el.value); });
    var hb=form.querySelector('input[name="hackedBefore"]:checked');
    return {
      submissionId:SUBMISSION_ID,
      submittedAt:new Date().toISOString(),
      source:SRC, referrer:REF,
      team:{name:val('teamName'), size:n, openToMatch:chk('openToMatch')},
      members:members,
      skills:{areas:areas, about:val('about'), project:val('project'), portfolio:val('portfolio'), hackedBefore:hb?hb.value:''},
      idea:{idea:val('idea'), why:val('why')},
      logistics:{canAttendAll48h:chk('available'), basedInQatar:val('inQatar'), emergencyContact:val('emergency'), dietary:val('dietary')},
      consent:{selectionNotGuaranteed:chk('c1'), committed:chk('c2'), openSourceDemo:chk('c3'), teammatesInformed:(n>1?chk('c4'):null), photoVideo:chk('photoConsent')},
      extra:val('extra')
    };
  }
  function showDone(){
    form.style.display='none';
    doneEl.classList.add('show');
    doneEl.scrollIntoView({behavior:reduce?'auto':'smooth',block:'center'});
    doneEl.focus({preventScroll:true});
  }
  form.addEventListener('submit',function(e){
    e.preventDefault();
    msg.textContent='';
    form.querySelectorAll('input[type="url"]').forEach(fixUrl);
    form.classList.add('was-validated');
    var bad=form.querySelector(':invalid');
    if(bad){
      msg.textContent=bad.validity.customError?bad.validationMessage:'Some required fields are missing. Check the ones outlined in red.';
      bad.focus({preventScroll:true});
      bad.scrollIntoView({behavior:reduce?'auto':'smooth',block:'center'});
      return;
    }
    if(form.elements.company_website && form.elements.company_website.value){ showDone(); return; }
    if(!SUBMIT_ENDPOINT){ showDone(); return; }
    btn.disabled=true; btn.textContent='Sending…';
    var ctl=('AbortController' in window)?new AbortController():null;
    var timer=setTimeout(function(){ if(ctl) ctl.abort(); },15000);
    fetch(SUBMIT_ENDPOINT,{method:'POST',headers:{'Content-Type':'text/plain;charset=utf-8'},body:JSON.stringify(collect()),signal:ctl?ctl.signal:undefined})
      .then(function(r){ if(!r.ok) throw new Error('bad status'); return r.json(); })
      .then(function(j){ clearTimeout(timer); if(!j || j.ok!==true) throw new Error('rejected'); showDone(); })
      .catch(function(){
        clearTimeout(timer);
        msg.textContent='We could not send your application. Check your connection and try again.';
        btn.disabled=false; btn.textContent='Submit application';
      });
  });
})();
</script>
</body>
</html>