<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      background: #f8fafc;
      color: #1e293b;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100vh;
      padding: 12px;
      user-select: none;
      -webkit-tap-highlight-color: transparent;
    }

    .container {
      width: 100%;
      max-width: 600px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 12px;
    }

    .main-content {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: center;
      gap: 16px;
      width: 100%;
    }

    /* Hand presentation */
    .hand-section {
      flex: 0 0 auto;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-width: 0;
    }

    .hand-label {
      font-size: 13px;
      font-weight: 800;
      color: #2563eb;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 4px;
      text-align: center;
    }

    .hand-svg {
      width: 100px;
      height: 130px;
      display: block;
    }

    .finger-num {
      font-size: 11px;
      font-weight: 900;
      fill: #ffffff;
      font-family: system-ui, sans-serif;
    }

    /* Notepad */
    .notepad-section {
      flex: 1 1 auto;
      min-width: 0;
      width: 100%;
      background: #ffffff;
      border: 2px solid #fdba74;
      border-radius: 14px;
      overflow: hidden;
    }

    .notepad-header {
      background: #ffedd5;
      padding: 6px 12px;
      border-bottom: 2px dashed #fdba74;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .notepad-topic {
      font-size: 15px;
      font-weight: 800;
      color: #9a3412;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .facts-list {
      padding: 8px 10px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      background: repeating-linear-gradient(
        to bottom,
        #ffffff,
        #ffffff 31px,
        #f1f5f9 31px,
        #f1f5f9 32px
      );
    }

    .fact-item {
      display: flex;
      align-items: center;
      gap: 8px;
      background: #f0fdf4;
      border: 1.5px solid #86efac;
      border-radius: 10px;
      padding: 6px 8px;
      font-size: 13px;
      font-weight: 700;
      color: #166534;
      cursor: pointer;
      line-height: 1.3;
      transition: background-color 0.15s, border-color 0.15s, box-shadow 0.15s;
    }

    .fact-item:active {
      background: #dcfce7;
    }

    .check-icon {
      width: 20px;
      height: 20px;
      min-width: 20px;
      border-radius: 50%;
      background: #16a34a;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 900;
    }

    .fact-text {
      flex: 1 1 auto;
      min-width: 0;
      word-break: break-word;
    }

    .fact-num {
      color: #15803d;
      font-weight: 900;
      margin-right: 2px;
    }

    /* Bottom Ready Badge */
    .ready-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      background: #16a34a;
      color: #ffffff;
      font-size: 15px;
      font-weight: 900;
      padding: 8px 20px;
      border-radius: 9999px;
      box-shadow: 0 3px 8px rgba(22, 163, 74, 0.3);
      letter-spacing: 0.2px;
    }

    /* Responsive styling for smaller/mobile screens */
    @media (max-width: 480px) {
      body {
        padding: 8px;
        justify-content: flex-start;
      }

      .main-content {
        flex-direction: column;
        gap: 8px;
      }

      .hand-section {
        flex-direction: row;
        gap: 8px;
      }

      .hand-label {
        font-size: 12px;
        margin-bottom: 0;
      }

      .hand-svg {
        width: 70px;
        height: 90px;
      }

      .notepad-topic {
        font-size: 14px;
      }

      .fact-item {
        font-size: 12px;
        padding: 5px 7px;
      }

      .check-icon {
        width: 18px;
        height: 18px;
        min-width: 18px;
        font-size: 11px;
      }

      .ready-badge {
        font-size: 14px;
        padding: 6px 16px;
      }
    }
  </style>
</head>
<body>

  <div class="container">
    <div class="main-content">
      
      <div class="hand-section">
        <div class="hand-label">3-Fact Test</div>
        <svg class="hand-svg" viewBox="0 0 120 150" fill="none" xmlns="http://www.w3.org/2000/svg">
          
          <path d="M28 75 C28 65 35 60 45 60 L75 60 C85 60 92 65 92 75 L92 110 C92 132 75 142 60 142 C45 142 28 132 28 110 Z" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5" stroke-linejoin="round"/>
          
          
          <g id="finger1">
            <rect x="33" y="16" width="16" height="55" rx="8" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5"/>
            <circle cx="41" cy="27" r="7.5" fill="#2563eb"/>
            <text x="41" y="31" class="finger-num" text-anchor="middle">1</text>
          </g>

          
          <g id="finger2">
            <rect x="52" y="8" width="16" height="63" rx="8" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5"/>
            <circle cx="60" cy="20" r="7.5" fill="#2563eb"/>
            <text x="60" y="24" class="finger-num" text-anchor="middle">2</text>
          </g>

          
          <g id="finger3">
            <rect x="71" y="18" width="16" height="53" rx="8" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5"/>
            <circle cx="79" cy="29" r="7.5" fill="#2563eb"/>
            <text x="79" y="33" class="finger-num" text-anchor="middle">3</text>
          </g>

          
          <path d="M88 65 C88 56 98 56 98 66 L98 82 C98 88 88 88 88 82 Z" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5"/>
          
          
          <path d="M28 85 C20 85 17 75 23 68 C27 63 35 70 35 80 Z" fill="#ffd1a9" stroke="#f59e0b" stroke-width="2.5"/>

          
          <path d="M42 90 Q60 98 78 88" stroke="#f59e0b" stroke-width="2" stroke-linecap="round" fill="none"/>
          <path d="M46 105 Q60 111 74 103" stroke="#f59e0b" stroke-width="1.8" stroke-linecap="round" fill="none"/>
        </svg>
      </div>

      
      <div class="notepad-section">
        <div class="notepad-header">
          <div class="notepad-topic">
            <span>📝</span>
            <span>Topic: Cats</span>
          </div>
          <span style="font-size: 16px;">🐱</span>
        </div>

        <div class="facts-list">
          <div class="fact-item" id="item1" onclick="highlightFact(1)">
            <div class="check-icon">✓</div>
            <div class="fact-text"><span class="fact-num">1.</span> Cats use whiskers to feel space.</div>
          </div>

          <div class="fact-item" id="item2" onclick="highlightFact(2)">
            <div class="check-icon">✓</div>
            <div class="fact-text"><span class="fact-num">2.</span> Cats make purring sounds when happy.</div>
          </div>

          <div class="fact-item" id="item3" onclick="highlightFact(3)">
            <div class="check-icon">✓</div>
            <div class="fact-text"><span class="fact-num">3.</span> Kittens drink milk from their mother.</div>
          </div>
        </div>
      </div>
    </div>

    
    <div class="ready-badge">
      <span>✓</span>
      <span>Ready to write!</span>
      <span>✍️</span>
    </div>
  </div>

  <script>
    function playTone(freq, dur) {
      try {
        const AudioContext = window.AudioContext || window.webkitAudioContext;
        if (!AudioContext) return;
        const ctx = new AudioContext();
        const osc = ctx.createOscillator();
        const gain = ctx.createGain();
        osc.frequency.value = freq;
        osc.connect(gain);
        gain.connect(ctx.destination);
        gain.gain.setValueAtTime(0.15, ctx.currentTime);
        gain.gain.exponentialRampToValueAtTime(0.001, ctx.currentTime + dur);
        osc.start();
        osc.stop(ctx.currentTime + dur);
      } catch (e) {}
    }

    function highlightFact(num) {
      const pitches = [523.25, 659.25, 783.99];
      playTone(pitches[num - 1], 0.22);

      const item = document.getElementById('item' + num);
      item.style.backgroundColor = '#bbf7d0';
      item.style.borderColor = '#22c55e';
      setTimeout(() => {
        item.style.backgroundColor = '#f0fdf4';
        item.style.borderColor = '#86efac';
      }, 300);
    }
  </script>
</body>
</html>

Choosing an Expert Topic You Know Well

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <title>Choosing an Expert Topic</title>
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }
    body {
      background: #ffffff;
      color: #1e2945;
      padding: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }
    .grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      width: 100%;
      max-width: 600px;
    }
    @media (max-width: 420px) {
      .grid {
        grid-template-columns: 1fr;
      }
    }
    .topic-card {
      background: #f8fafc;
      border-radius: 14px;
      padding: 14px 12px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border: 2px solid #e2e8f0;
      transition: box-shadow 0.2s ease, border-color 0.2s ease;
      cursor: pointer;
      user-select: none;
    }
    .topic-card.card-sharks {
      background: #fffdf5;
      border-color: #fef08a;
    }
    .topic-card.card-sharks.active {
      border-color: #eab308;
      box-shadow: 0 4px 14px rgba(234, 179, 8, 0.2);
    }
    .topic-card.card-scooter {
      background: #f0fdf4;
      border-color: #bbf7d0;
    }
    .topic-card.card-scooter.active {
      border-color: #22c55e;
      box-shadow: 0 4px 14px rgba(34, 197, 94, 0.25);
    }
    .card-header {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
    }
    .icon {
      font-size: 26px;
      line-height: 1;
      filter: drop-shadow(0 2px 4px rgba(0,0,0,0.08));
    }
    .title {
      font-size: 15px;
      font-weight: 700;
      line-height: 1.2;
      color: #0f172a;
    }
    .facts-list {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-bottom: 14px;
    }
    .fact-item {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 7px 9px;
      background: #ffffff;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 500;
      line-height: 1.25;
      border: 1px solid rgba(0, 0, 0, 0.05);
    }
    .fact-num {
      font-size: 11px;
      font-weight: 700;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .card-sharks .fact-num {
      background: #fef9c3;
      color: #854d0e;
    }
    .card-scooter .fact-num {
      background: #dcfce7;
      color: #166534;
    }
    .fact-unknown {
      color: #94a3b8;
      font-style: italic;
      background: #f8fafc;
      border: 1px dashed #cbd5e1;
    }
    .badge {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 8px 10px;
      border-radius: 10px;
      font-size: 12px;
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
    }
    .badge-warning {
      background: #fef08a;
      color: #854d0e;
      border: 1px solid #fde047;
    }
    .badge-success {
      background: #22c55e;
      color: #ffffff;
      box-shadow: 0 2px 6px rgba(34, 197, 94, 0.3);
    }
    .meter {
      display: flex;
      gap: 3px;
      margin-bottom: 10px;
    }
    .meter-bar {
      height: 4px;
      flex: 1;
      border-radius: 2px;
      background: #e2e8f0;
    }
    .card-sharks .meter-bar.fill {
      background: #eab308;
    }
    .card-scooter .meter-bar.fill {
      background: #22c55e;
    }
  </style>
</head>
<body>

  <div class="grid">
    
    <div class="topic-card card-sharks" id="cardA" onclick="selectCard('A')">
      <div>
        <div class="card-header">
          <span class="icon">🦈</span>
          <div class="title">Topic A<br><span style="font-weight: 500; font-size: 13px; color: #64748b;">Ocean Sharks</span></div>
        </div>

        <div class="meter">
          <div class="meter-bar fill"></div>
          <div class="meter-bar"></div>
          <div class="meter-bar"></div>
        </div>

        <div class="facts-list">
          <div class="fact-item">
            <span class="fact-num">1</span>
            <span>Swim in deep water</span>
          </div>
          <div class="fact-item fact-unknown">
            <span class="fact-num">2</span>
            <span>???</span>
          </div>
          <div class="fact-item fact-unknown">
            <span class="fact-num">3</span>
            <span>???</span>
          </div>
        </div>
      </div>

      <div class="badge badge-warning">
        <span>⚠️</span>
        <span>Need to research first!</span>
      </div>
    </div>

    
    <div class="topic-card card-scooter active" id="cardB" onclick="selectCard('B')">
      <div>
        <div class="card-header">
          <span class="icon">🛴</span>
          <div class="title">Topic B<br><span style="font-weight: 500; font-size: 13px; color: #15803d;">Riding a Scooter</span></div>
        </div>

        <div class="meter">
          <div class="meter-bar fill"></div>
          <div class="meter-bar fill"></div>
          <div class="meter-bar fill"></div>
        </div>

        <div class="facts-list">
          <div class="fact-item">
            <span class="fact-num">1</span>
            <span>Wear a helmet</span>
          </div>
          <div class="fact-item">
            <span class="fact-num">2</span>
            <span>Push &amp; steer</span>
          </div>
          <div class="fact-item">
            <span class="fact-num">3</span>
            <span>Step on back brake</span>
          </div>
        </div>
      </div>

      <div class="badge badge-success">
        <span>✅</span>
        <span>Expert topic — Ready now!</span>
      </div>
    </div>
  </div>

  <script>
    function selectCard(card) {
      document.getElementById('cardA').classList.toggle('active', card === 'A');
      document.getElementById('cardB').classList.toggle('active', card === 'B');
    }
  </script>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Topic Sizing</title>
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #ffffff;
      color: #1e2945;
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 10px;
      min-height: 100vh;
    }

    .topic-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      width: 100%;
      max-width: 680px;
    }

    .topic-card {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 12px 10px;
      border-radius: 18px;
      border: 3px solid transparent;
      cursor: pointer;
      user-select: none;
      transition: box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
      position: relative;
    }

    .card-broad {
      background: #fef9c3;
      border-color: #facc15;
    }

    .card-narrow {
      background: #fee2e2;
      border-color: #fca5a5;
    }

    .card-right {
      background: #dcfce7;
      border-color: #4ade80;
    }

    .card-icon {
      font-size: 32px;
      line-height: 1;
      margin-bottom: 4px;
    }

    .card-title {
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 6px;
    }

    .card-broad .card-title { color: #854d0e; }
    .card-narrow .card-title { color: #991b1b; }
    .card-right .card-title { color: #166534; }

    /* Visual size meter */
    .size-box-wrap {
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 6px;
      width: 100%;
    }

    .size-box {
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 11px;
      letter-spacing: 0.5px;
    }

    .box-huge {
      width: 84px;
      height: 44px;
      background: #fde047;
      border: 2px dashed #ca8a04;
      color: #854d0e;
    }

    .box-tiny {
      width: 22px;
      height: 22px;
      background: #f87171;
      border: 2px dashed #b91c1c;
      color: #fff;
    }

    .box-perfect {
      width: 64px;
      height: 38px;
      background: #22c55e;
      border: 2px solid #15803d;
      color: #ffffff;
      box-shadow: 0 2px 6px rgba(34, 197, 94, 0.3);
    }

    .topic-example {
      font-size: 13px;
      font-weight: 700;
      line-height: 1.25;
      min-height: 34px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 6px;
      color: #1e2945;
    }

    .card-note {
      font-size: 12px;
      font-weight: 600;
      line-height: 1.3;
      margin-bottom: 8px;
      padding: 0 4px;
    }

    .card-broad .card-note { color: #a16207; }
    .card-narrow .card-note { color: #b91c1c; }
    .card-right .card-note { color: #15803d; }

    .status-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      padding: 4px 10px;
      border-radius: 999px;
      font-size: 11px;
      font-weight: 800;
      margin-top: auto;
    }

    .badge-broad {
      background: #fef08a;
      color: #854d0e;
    }

    .badge-narrow {
      background: #fecaca;
      color: #991b1b;
    }

    .badge-right {
      background: #86efac;
      color: #14532d;
    }

    .topic-card.active {
      box-shadow: 0 0 0 3px #1e2945, 0 6px 14px rgba(0, 0, 0, 0.1);
    }

    /* Responsive stacking for mobile */
    @media (max-width: 480px) {
      body {
        padding: 8px;
        min-height: auto;
      }

      .topic-container {
        grid-template-columns: 1fr;
        gap: 8px;
      }

      .topic-card {
        padding: 10px 12px;
        display: grid;
        grid-template-columns: 36px 1fr auto;
        grid-template-rows: auto auto auto;
        align-items: center;
        text-align: left;
        column-gap: 10px;
        row-gap: 2px;
      }

      .card-icon {
        grid-column: 1;
        grid-row: 1 / span 2;
        font-size: 28px;
        margin-bottom: 0;
        text-align: center;
      }

      .card-title {
        grid-column: 2;
        grid-row: 1;
        margin-bottom: 0;
        font-size: 15px;
      }

      .size-box-wrap {
        grid-column: 3;
        grid-row: 1 / span 2;
        height: auto;
        margin-bottom: 0;
        width: auto;
      }

      .box-huge {
        width: 58px;
        height: 32px;
        font-size: 10px;
      }

      .box-tiny {
        width: 18px;
        height: 18px;
      }

      .box-perfect {
        width: 48px;
        height: 28px;
        font-size: 10px;
      }

      .topic-example {
        grid-column: 2;
        grid-row: 2;
        font-size: 12px;
        min-height: auto;
        justify-content: flex-start;
        margin-bottom: 0;
      }

      .card-note {
        grid-column: 1 / span 2;
        grid-row: 3;
        font-size: 11px;
        margin-bottom: 0;
        padding: 0;
      }

      .status-badge {
        grid-column: 3;
        grid-row: 3;
        font-size: 10px;
        padding: 3px 8px;
        margin-top: 0;
      }
    }
  </style>
</head>
<body>

  <div class="topic-container">
    
    <div class="topic-card card-broad" onclick="selectCard(this)">
      <div class="card-icon">🔍</div>
      <div class="card-title">Too Broad</div>
      <div class="size-box-wrap">
        <div class="size-box box-huge">OVERSIZED</div>
      </div>
      <div class="topic-example">“All Animals”</div>
      <div class="card-note">Too huge to fit in one book!</div>
      <div class="status-badge badge-broad">✕ Too Big</div>
    </div>

    
    <div class="topic-card card-narrow" onclick="selectCard(this)">
      <div class="card-icon">🐾</div>
      <div class="card-title">Too Narrow</div>
      <div class="size-box-wrap">
        <div class="size-box box-tiny"></div>
      </div>
      <div class="topic-example">“My Dog’s Left Paw”</div>
      <div class="card-note">Not enough facts to teach!</div>
      <div class="status-badge badge-narrow">✕ Too Small</div>
    </div>

    
    <div class="topic-card card-right active" onclick="selectCard(this)">
      <div class="card-icon">⭐</div>
      <div class="card-title">Just Right!</div>
      <div class="size-box-wrap">
        <div class="size-box box-perfect">✓ FIT</div>
      </div>
      <div class="topic-example">“How to Care for a Pet Bearded Dragon”</div>
      <div class="card-note">Focused and full of great facts!</div>
      <div class="status-badge badge-right">✓ Perfect!</div>
    </div>
  </div>

  <script>
    function selectCard(card) {
      document.querySelectorAll('.topic-card').forEach(c => c.classList.remove('active'));
      card.classList.add('active');
    }
  </script>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #ffffff;
      color: #1e2945;
      padding: 10px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-height: 100%;
    }
    .grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      width: 100%;
      max-width: 600px;
      margin: 0 auto;
    }
    @media (max-width: 360px) {
      .grid { gap: 8px; }
      body { padding: 6px; }
    }
    .col {
      border-radius: 16px;
      padding: 12px 10px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .col-known {
      background: #f0fdf4;
      border: 2px solid #22c55e;
    }
    .col-unknown {
      background: #f8fafc;
      border: 2px dashed #94a3b8;
    }
    .col-header {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      font-size: 15px;
      font-weight: 800;
      text-align: center;
      padding-bottom: 4px;
    }
    .col-known .col-header {
      color: #15803d;
    }
    .col-unknown .col-header {
      color: #475569;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      font-size: 13px;
      font-weight: 900;
      flex-shrink: 0;
    }
    .badge-check {
      background: #22c55e;
      color: #ffffff;
    }
    .badge-q {
      background: #94a3b8;
      color: #ffffff;
    }
    .card-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .card-item {
      background: #ffffff;
      border-radius: 12px;
      padding: 10px 10px;
      display: flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.06);
      cursor: pointer;
      user-select: none;
      transition: box-shadow 0.2s ease, background-color 0.2s ease;
      border: 1.5px solid transparent;
    }
    .col-known .card-item {
      border-color: #bbf7d0;
    }
    .col-known .card-item:hover, .col-known .card-item.active {
      box-shadow: 0 0 0 2px #22c55e;
      background: #fafffc;
    }
    .col-unknown .card-item {
      border-color: #e2e8f0;
    }
    .col-unknown .card-item:hover, .col-unknown .card-item.active {
      box-shadow: 0 0 0 2px #94a3b8;
      background: #f1f5f9;
    }
    .icon {
      font-size: 26px;
      line-height: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      flex-shrink: 0;
    }
    .card-text {
      font-size: 14px;
      font-weight: 700;
      line-height: 1.25;
    }
    .col-known .card-text { color: #166534; }
    .col-unknown .card-text { color: #334155; }
    .footer-hint {
      text-align: center;
      font-size: 13px;
      font-weight: 600;
      color: #64748b;
      margin-top: 10px;
    }
  </style>
</head>
<body>

  <div class="grid">
    
    <div class="col col-known">
      <div class="col-header">
        <span class="badge badge-check">✓</span>
        <span>Expert Topics</span>
      </div>
      <div class="card-list">
        <div class="card-item" onclick="playTone(523, 0.2)">
          <div class="icon">🐶</div>
          <div class="card-text">Dog Care</div>
        </div>
        <div class="card-item" onclick="playTone(587, 0.2)">
          <div class="icon">⚽</div>
          <div class="card-text">Soccer Kick</div>
        </div>
        <div class="card-item" onclick="playTone(659, 0.2)">
          <div class="icon">🧱</div>
          <div class="card-text">Block Towers</div>
        </div>
      </div>
    </div>

    
    <div class="col col-unknown">
      <div class="col-header">
        <span class="badge badge-q">?</span>
        <span>Not Yet</span>
      </div>
      <div class="card-list">
        <div class="card-item" onclick="playTone(330, 0.2)">
          <div class="icon">🚀</div>
          <div class="card-text">Real Rocket</div>
        </div>
        <div class="card-item" onclick="playTone(293, 0.2)">
          <div class="icon">🫀</div>
          <div class="card-text">Heart Surgery</div>
        </div>
      </div>
    </div>
  </div>

  <div class="footer-hint">Pick topics you already love and know!</div>

  <script>
    let audioCtx = null;
    function playTone(freq, dur = 0.2) {
      try {
        if (!audioCtx) audioCtx = new (window.AudioContext || window.webkitAudioContext)();
        if (audioCtx.state === 'suspended') audioCtx.resume();
        const osc = audioCtx.createOscillator();
        const gain = audioCtx.createGain();
        osc.type = 'sine';
        osc.frequency.value = freq;
        osc.connect(gain);
        gain.connect(audioCtx.destination);
        gain.gain.setValueAtTime(0.2, audioCtx.currentTime);
        gain.gain.exponentialRampToValueAtTime(0.001, audioCtx.currentTime + dur);
        osc.start();
        osc.stop(audioCtx.currentTime + dur);
      } catch (e) {}
    }
  </script>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: system-ui, -apple-system, sans-serif;
      color: #1e2945;
      background: #ffffff;
      padding: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }

    .guide-page {
      width: 100%;
      max-width: 440px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .title-banner {
      background: #f1f5f9;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      padding: 8px 12px;
      text-align: center;
      font-size: 16px;
      font-weight: 700;
      color: #1e2945;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }

    /* Materials Box - Highlighted */
    .materials-box {
      background: #fefce8;
      border: 2px solid #eab308;
      border-radius: 12px;
      padding: 10px 14px;
      box-shadow: 0 4px 12px rgba(234, 179, 8, 0.15);
      position: relative;
    }

    .badge-first {
      position: absolute;
      top: -9px;
      right: 12px;
      background: #eab308;
      color: #78350f;
      font-size: 11px;
      font-weight: 800;
      padding: 2px 8px;
      border-radius: 10px;
      letter-spacing: 0.5px;
    }

    .box-header {
      font-size: 14px;
      font-weight: 800;
      color: #854d0e;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .materials-list {
      display: flex;
      flex-direction: column;
      gap: 5px;
    }

    .item-row {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      color: #1e2945;
      background: #ffffff;
      border: 1px solid #fef08a;
      border-radius: 8px;
      padding: 5px 10px;
    }

    .item-icon {
      font-size: 16px;
      line-height: 1;
    }

    /* Steps Section - Subdued / Grayed */
    .steps-box {
      background: #f8fafc;
      border: 1px dashed #cbd5e1;
      border-radius: 12px;
      padding: 10px 14px;
      opacity: 0.65;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .steps-header {
      font-size: 12px;
      font-weight: 700;
      color: #64748b;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .step-row {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 500;
      color: #64748b;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 6px;
      padding: 4px 8px;
    }

    .step-num {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: #e2e8f0;
      color: #64748b;
      font-size: 11px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
  </style>
</head>
<body>

  <div class="guide-page">
    
    <div class="title-banner">
      <span>👑</span> How to Make a Paper Crown
    </div>

    
    <div class="materials-box">
      <span class="badge-first">1st • FIRST</span>
      <div class="box-header">
        <span>📋</span> What You Need
      </div>
      <div class="materials-list">
        <div class="item-row">
          <span class="item-icon">📄</span>
          <span>1 sheet of yellow paper</span>
        </div>
        <div class="item-row">
          <span class="item-icon">✂️</span>
          <span>1 pair of safety scissors</span>
        </div>
        <div class="item-row">
          <span class="item-icon">⭐</span>
          <span>3 stickers</span>
        </div>
      </div>
    </div>

    
    <div class="steps-box">
      <div class="steps-header">2nd • Steps</div>
      <div class="step-row">
        <span class="step-num">1</span>
        <span>Cut paper strips</span>
      </div>
      <div class="step-row">
        <span class="step-num">2</span>
        <span>Tape the ends</span>
      </div>
      <div class="step-row">
        <span class="step-num">3</span>
        <span>Add stickers</span>
      </div>
    </div>
  </div>

</body>
</html>

Explaining What You Need: Listing Materials and Ingredients

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      color: #1e2945;
      background: transparent;
      padding: 16px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
      user-select: none;
      -webkit-user-select: none;
    }
    .header {
      text-align: center;
      margin-bottom: 16px;
    }
    .badge {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: #0284c7;
      background: #e0f2fe;
      padding: 4px 10px;
      border-radius: 999px;
      margin-bottom: 6px;
    }
    .title {
      font-size: 20px;
      font-weight: 800;
      color: #1e2945;
    }
    .list-container {
      width: 100%;
      max-width: 380px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .list-row {
      display: flex;
      align-items: center;
      gap: 12px;
      background: #ffffff;
      border: 2px solid #e6e6e6;
      border-radius: 14px;
      padding: 10px 14px;
      cursor: pointer;
      transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .list-row:hover {
      background-color: #f8fafc;
      border-color: #cbd5e1;
    }
    .checkbox {
      width: 28px;
      height: 28px;
      min-width: 28px;
      border-radius: 8px;
      border: 2px solid #cbd5e1;
      background: #f8fafc;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 900;
      color: #ffffff;
      transition: all 0.2s ease;
    }
    .list-row.checked .checkbox {
      background: #16a34a;
      border-color: #16a34a;
    }
    .item-icon {
      font-size: 28px;
      line-height: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      min-width: 36px;
    }
    .item-text {
      font-size: 17px;
      font-weight: 700;
      color: #1e2945;
      flex-grow: 1;
      transition: color 0.2s ease;
    }
    .list-row.checked .item-text {
      color: #475569;
    }
    .hint {
      margin-top: 14px;
      font-size: 13px;
      font-weight: 600;
      color: #64748b;
      text-align: center;
    }
  </style>
</head>
<body>

  <div class="header">
    <div class="badge">What You Need</div>
    <div class="title">Making Fruit Salad</div>
  </div>

  <div class="list-container">
    
    <div class="list-row checked" onclick="toggleRow(this)">
      <div class="checkbox">✓</div>
      <div class="item-icon">🍎</div>
      <div class="item-text">1 sweet apple</div>
    </div>

    
    <div class="list-row checked" onclick="toggleRow(this)">
      <div class="checkbox">✓</div>
      <div class="item-icon">🍌</div>
      <div class="item-text">1 banana</div>
    </div>

    
    <div class="list-row checked" onclick="toggleRow(this)">
      <div class="checkbox">✓</div>
      <div class="item-icon">🥣🥄</div>
      <div class="item-text">1 bowl and spoon</div>
    </div>
  </div>

  <div class="hint">Tap items to check off what you have!</div>

  <script>
    function toggleRow(row) {
      row.classList.toggle('checked');
      const box = row.querySelector('.checkbox');
      box.textContent = row.classList.contains('checked') ? '✓' : '';
    }
  </script>

</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    body {
      background: #ffffff;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      color: #1e2945;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
      padding: 12px;
      user-select: none;
    }

    .grid-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      width: 100%;
      max-width: 620px;
    }

    .category-card {
      background: #f8f9fa;
      border: 2px solid #e6e6e6;
      border-radius: 16px;
      padding: 12px 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      cursor: pointer;
      transition: border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
    }

    .category-card:active {
      background: #f1f5f9;
    }

    /* Card Themes */
    .card-supplies.active {
      border-color: #0284c7;
      box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.25);
    }
    .card-supplies .badge {
      background: #e0f2fe;
      color: #0369a1;
    }

    .card-ingredients.active {
      border-color: #16a34a;
      box-shadow: 0 0 0 2px rgba(22, 163, 74, 0.25);
    }
    .card-ingredients .badge {
      background: #dcfce7;
      color: #15803d;
    }

    .card-tools.active {
      border-color: #ea580c;
      box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.25);
    }
    .card-tools .badge {
      background: #ffedd5;
      color: #c2410c;
    }

    .badge {
      font-size: 13px;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: 12px;
      margin-bottom: 12px;
      letter-spacing: 0.2px;
    }

    .items-container {
      display: flex;
      flex-direction: column;
      gap: 8px;
      width: 100%;
      align-items: center;
    }

    .item-chip {
      background: #ffffff;
      border: 1px solid #e6e6e6;
      border-radius: 12px;
      padding: 6px 4px;
      width: 100%;
      max-width: 140px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2px;
    }

    .item-emoji {
      font-size: 26px;
      line-height: 1.1;
    }

    .item-label {
      font-size: 13px;
      font-weight: 700;
      color: #1e2945;
    }

    .prompt {
      margin-top: 14px;
      font-size: 14px;
      font-weight: 600;
      color: #64748b;
      text-align: center;
    }

    @media (max-width: 420px) {
      .badge {
        font-size: 11px;
        padding: 3px 6px;
      }
      .item-emoji {
        font-size: 22px;
      }
      .item-label {
        font-size: 11px;
      }
      .item-chip {
        padding: 4px 2px;
      }
    }
  </style>
</head>
<body>

  <div class="grid-container">
    
    <div class="category-card card-supplies active" onclick="selectCard(this, 523.25)">
      <span class="badge">Craft Supplies</span>
      <div class="items-container">
        <div class="item-chip">
          <span class="item-emoji">📄</span>
          <span class="item-label">Paper</span>
        </div>
        <div class="item-chip">
          <span class="item-emoji">🖍️</span>
          <span class="item-label">Crayons</span>
        </div>
      </div>
    </div>

    
    <div class="category-card card-ingredients" onclick="selectCard(this, 659.25)">
      <span class="badge">Ingredients</span>
      <div class="items-container">
        <div class="item-chip">
          <span class="item-emoji">🍎</span>
          <span class="item-label">Apple</span>
        </div>
        <div class="item-chip">
          <span class="item-emoji">🍞</span>
          <span class="item-label">Bread</span>
        </div>
        <div class="item-chip">
          <span class="item-emoji">🥛</span>
          <span class="item-label">Milk</span>
        </div>
      </div>
    </div>

    
    <div class="category-card card-tools" onclick="selectCard(this, 783.99)">
      <span class="badge">Tools</span>
      <div class="items-container">
        <div class="item-chip">
          <span class="item-emoji">✂️</span>
          <span class="item-label">Scissors</span>
        </div>
        <div class="item-chip">
          <span class="item-emoji">🥄</span>
          <span class="item-label">Spoon</span>
        </div>
      </div>
    </div>
  </div>

  <div class="prompt" id="promptText">Tap a card to explore!</div>

  <script>
    let audioCtx = null;

    function playTone(freq) {
      try {
        if (!audioCtx) {
          audioCtx = new (window.AudioContext || window.webkitAudioContext)();
        }
        if (audioCtx.state === 'suspended') {
          audioCtx.resume();
        }
        const osc = audioCtx.createOscillator();
        const gain = audioCtx.createGain();
        osc.type = 'sine';
        osc.frequency.setValueAtTime(freq, audioCtx.currentTime);
        gain.gain.setValueAtTime(0.15, audioCtx.currentTime);
        gain.gain.exponentialRampToValueAtTime(0.001, audioCtx.currentTime + 0.3);
        osc.connect(gain);
        gain.connect(audioCtx.destination);
        osc.start();
        osc.stop(audioCtx.currentTime + 0.3);
      } catch (e) {}
    }

    function selectCard(el, freq) {
      document.querySelectorAll('.category-card').forEach(card => card.classList.remove('active'));
      el.classList.add('active');
      playTone(freq);
      
      const badgeText = el.querySelector('.badge').textContent;
      document.getElementById('promptText').textContent = 'Looking at: ' + badgeText;
    }
  </script>
</body>
</html>

OGE.1.W.3

Aligned learning resources

Related diagrams