<!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>Inference Formula</title>
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: transparent;
      color: #1e2945;
      padding: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }

    /* Interactive toggle */
    .controls {
      display: flex;
      gap: 8px;
      margin-bottom: 16px;
      background: #f1f5f9;
      padding: 4px;
      border-radius: 999px;
    }

    .tab-btn {
      border: none;
      background: transparent;
      padding: 6px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      color: #64748b;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .tab-btn.active {
      background: #ffffff;
      color: #0f172a;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    /* Equation container */
    .formula-flow {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      width: 100%;
      max-width: 640px;
    }

    /* Cards */
    .card-item {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 14px 10px;
      border-radius: 14px;
      border: 2px solid;
      background: #ffffff;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
      min-width: 0;
    }

    .card-item:hover {
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    }

    /* Card 1: Text Clues (Blue) */
    .card-blue {
      border-color: #93c5fd;
      background: #eff6ff;
    }
    .card-blue .icon-box {
      background: #dbeafe;
      color: #1d4ed8;
    }
    .card-blue .card-title {
      color: #1e40af;
    }

    /* Card 2: Background Knowledge (Amber) */
    .card-amber {
      border-color: #fcd34d;
      background: #fffbeb;
    }
    .card-amber .icon-box {
      background: #fef3c7;
      color: #b45309;
    }
    .card-amber .card-title {
      color: #92400e;
    }

    /* Card 3: Inference (Green) */
    .card-green {
      border-color: #86efac;
      background: #f0fdf4;
    }
    .card-green .icon-box {
      background: #dcfce7;
      color: #15803d;
    }
    .card-green .card-title {
      color: #166534;
    }

    .icon-box {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 8px;
    }

    .card-title {
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .card-desc {
      font-size: 12px;
      color: #475569;
      line-height: 1.25;
    }

    /* Math Operators */
    .operator {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: #f1f5f9;
      color: #475569;
      font-size: 18px;
      font-weight: 700;
      flex-shrink: 0;
    }

    /* Mobile adjustments */
    @media (max-width: 480px) {
      .formula-flow {
        flex-direction: column;
        gap: 6px;
      }
      .card-item {
        width: 100%;
        flex-direction: row;
        text-align: left;
        padding: 10px 12px;
        gap: 12px;
      }
      .icon-box {
        margin-bottom: 0;
        width: 38px;
        height: 38px;
        font-size: 18px;
        flex-shrink: 0;
      }
      .card-content {
        display: flex;
        flex-direction: column;
      }
      .operator {
        width: 22px;
        height: 22px;
        font-size: 14px;
      }
    }
  </style>
</head>
<body>

  <div class="controls">
    <button class="tab-btn active" id="btnFormula" onclick="showMode('formula')">Formula</button>
    <button class="tab-btn" id="btnExample" onclick="showMode('example')">Example</button>
  </div>

  <div class="formula-flow">
    
    <div class="card-item card-blue">
      <div class="icon-box" id="icon1">🔍</div>
      <div class="card-content">
        <div class="card-title" id="title1">Text Clues</div>
        <div class="card-desc" id="desc1">What the author tells you</div>
      </div>
    </div>

    <div class="operator">+</div>

    
    <div class="card-item card-amber">
      <div class="icon-box" id="icon2">💡</div>
      <div class="card-content">
        <div class="card-title" id="title2">Background Knowledge</div>
        <div class="card-desc" id="desc2">What you already know</div>
      </div>
    </div>

    <div class="operator">=</div>

    
    <div class="card-item card-green">
      <div class="icon-box" id="icon3">🧩</div>
      <div class="card-content">
        <div class="card-title" id="title3">Inference</div>
        <div class="card-desc" id="desc3">Your smart conclusion</div>
      </div>
    </div>
  </div>

  <script>
    const modes = {
      formula: {
        card1: { icon: '🔍', title: 'Text Clues', desc: 'What the author tells you' },
        card2: { icon: '💡', title: 'Background Knowledge', desc: 'What you already know' },
        card3: { icon: '🧩', title: 'Inference', desc: 'Your smart conclusion' }
      },
      example: {
        card1: { icon: '🧥', title: 'Wet Coats & Rug', desc: 'Water dripping by the door' },
        card2: { icon: '🧠', title: 'Prior Experience', desc: 'Rain makes things wet' },
        card3: { icon: '🌧️', title: 'It Rained Outside!', desc: 'Logical smart deduction' }
      }
    };

    function showMode(mode) {
      document.getElementById('btnFormula').classList.toggle('active', mode === 'formula');
      document.getElementById('btnExample').classList.toggle('active', mode === 'example');

      const data = modes[mode];
      document.getElementById('icon1').textContent = data.card1.icon;
      document.getElementById('title1').textContent = data.card1.title;
      document.getElementById('desc1').textContent = data.card1.desc;

      document.getElementById('icon2').textContent = data.card2.icon;
      document.getElementById('title2').textContent = data.card2.title;
      document.getElementById('desc2').textContent = data.card2.desc;

      document.getElementById('icon3').textContent = data.card3.icon;
      document.getElementById('title3').textContent = data.card3.title;
      document.getElementById('desc3').textContent = data.card3.desc;
    }
  </script>
</body>
</html>

Distinguishing Explicit Information from Inferences

<!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;
      gap: 10px;
      min-height: 100%;
    }

    /* Mode Selector Buttons */
    .controls {
      display: flex;
      justify-content: center;
      gap: 6px;
    }

    .tab-btn {
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 600;
      border: 1px solid #dbeafe;
      background: #f8fafc;
      color: #475569;
      border-radius: 20px;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .tab-btn.active {
      background: #0284c7;
      color: #ffffff;
      border-color: #0284c7;
    }

    /* Comparison Grid */
    .grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items: stretch;
    }

    @media (max-width: 520px) {
      .grid {
        grid-template-columns: 1fr;
      }
    }

    .column {
      display: flex;
      flex-direction: column;
      gap: 10px;
      padding: 14px;
      border-radius: 12px;
      transition: opacity 0.25s ease, transform 0.25s ease;
    }

    /* Explicit Card Styling */
    .explicit-col {
      background: #f0f9ff;
      border: 1.5px solid #bae6fd;
    }

    /* Inference Card Styling */
    .inference-col {
      background: #faf5ff;
      border: 1.5px solid #e9d5ff;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.3px;
      text-transform: uppercase;
      width: fit-content;
    }

    .explicit-badge {
      background: #0284c7;
      color: #ffffff;
    }

    .inference-badge {
      background: #7c3aed;
      color: #ffffff;
    }

    .sub-label {
      font-size: 12px;
      color: #64748b;
      font-weight: 500;
    }

    /* Text Boxes */
    .quote-box {
      background: #ffffff;
      border: 1px solid #cbd5e1;
      border-left: 4px solid #0284c7;
      padding: 12px;
      border-radius: 8px;
      font-size: 14px;
      line-height: 1.4;
      font-style: italic;
      color: #0f172a;
    }

    .verification-tag {
      display: flex;
      align-items: center;
      gap: 6px;
      background: #e0f2fe;
      color: #0369a1;
      padding: 8px 10px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 600;
    }

    .check-icon {
      background: #0284c7;
      color: white;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: bold;
    }

    /* Inference Equation Anatomy */
    .equation-container {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .eq-box {
      background: #ffffff;
      border: 1px solid #cbd5e1;
      border-radius: 8px;
      padding: 8px 10px;
      font-size: 13px;
      line-height: 1.35;
    }

    .eq-box.clue {
      border-left: 4px solid #3b82f6;
    }

    .eq-box.knowledge {
      border-left: 4px solid #ec4899;
    }

    .eq-box.result {
      background: #f3e8ff;
      border: 1.5px solid #a855f7;
      border-left: 4px solid #7c3aed;
      font-weight: 600;
      color: #581c87;
    }

    .eq-tag {
      font-size: 10px;
      font-weight: 700;
      text-transform: uppercase;
      display: block;
      margin-bottom: 2px;
    }

    .clue .eq-tag { color: #2563eb; }
    .knowledge .eq-tag { color: #db2777; }
    .result .eq-tag { color: #7c3aed; }

    .eq-operator {
      text-align: center;
      font-size: 15px;
      font-weight: 800;
      color: #7c3aed;
      line-height: 1;
    }

    /* Filter hiding */
    .hidden {
      display: none !important;
    }
  </style>
</head>
<body>

  <div class="controls">
    <button class="tab-btn active" id="btnAll" onclick="setMode('all')">Compare Both</button>
    <button class="tab-btn" id="btnExp" onclick="setMode('explicit')">Explicit Only</button>
    <button class="tab-btn" id="btnInf" onclick="setMode('inference')">Inference Only</button>
  </div>

  <div class="grid">
    
    <div class="column explicit-col" id="colExplicit">
      <div style="display: flex; justify-content: space-between; align-items: baseline;">
        <span class="badge explicit-badge">Explicit</span>
        <span class="sub-label">Directly Stated</span>
      </div>

      <div class="quote-box">
        "Male emperor penguins stand in a giant huddle."
      </div>

      <div class="verification-tag">
        <span class="check-icon">✓</span>
        <span>The author wrote this exact fact.</span>
      </div>
    </div>

    
    <div class="column inference-col" id="colInference">
      <div style="display: flex; justify-content: space-between; align-items: baseline;">
        <span class="badge inference-badge">Inference</span>
        <span class="sub-label">Figure It Out</span>
      </div>

      <div class="equation-container">
        
        <div class="eq-box clue">
          <span class="eq-tag">Text Clue</span>
          Penguins shuffle inward from outside
        </div>

        <div class="eq-operator">+</div>

        
        <div class="eq-box knowledge">
          <span class="eq-tag">Background Knowledge</span>
          Sharing turns in the cold keeps everyone alive
        </div>

        <div class="eq-operator">=</div>

        
        <div class="eq-box result">
          <span class="eq-tag">Inference</span>
          Penguins take turns on the freezing outer ring so no penguin freezes to death.
        </div>
      </div>
    </div>
  </div>

  <script>
    function setMode(mode) {
      const colExp = document.getElementById('colExplicit');
      const colInf = document.getElementById('colInference');
      const btnAll = document.getElementById('btnAll');
      const btnExp = document.getElementById('btnExp');
      const btnInf = document.getElementById('btnInf');

      // Update button active state
      btnAll.classList.toggle('active', mode === 'all');
      btnExp.classList.toggle('active', mode === 'explicit');
      btnInf.classList.toggle('active', mode === 'inference');

      // Update column visibility
      if (mode === 'all') {
        colExp.classList.remove('hidden');
        colInf.classList.remove('hidden');
      } else if (mode === 'explicit') {
        colExp.classList.remove('hidden');
        colInf.classList.add('hidden');
      } else if (mode === 'inference') {
        colExp.classList.add('hidden');
        colInf.classList.remove('hidden');
      }
    }
  </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; font-family: system-ui, -apple-system, sans-serif; }
    body {
      background: #ffffff;
      color: #1e2945;
      padding: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }
    .flow-wrap {
      width: 100%;
      max-width: 480px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .step-card {
      background: #f8fafc;
      border: 2px solid #e2e8f0;
      border-radius: 12px;
      padding: 10px 14px;
      box-shadow: 0 2px 4px rgba(0,0,0,0.03);
    }
    .step-header {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: #64748b;
      margin-bottom: 4px;
    }
    .step-q {
      font-size: 14px;
      font-weight: 600;
      color: #0f172a;
      line-height: 1.3;
    }
    .branches {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      margin-top: 8px;
    }
    .branch-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 8px;
      font-size: 13px;
      font-weight: 700;
      border-radius: 8px;
      border: 1px solid transparent;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.2s, box-shadow 0.2s;
    }
    .btn-yes {
      background: #ecfdf5;
      color: #047857;
      border-color: #a7f3d0;
    }
    .btn-no {
      background: #fef2f2;
      color: #b91c1c;
      border-color: #fecaca;
    }
    .outcome-box {
      border-radius: 8px;
      padding: 8px 10px;
      font-size: 13px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 6px;
      margin-top: 6px;
    }
    .explicit {
      background: #10b981;
      color: #ffffff;
    }
    .inference {
      background: #0284c7;
      color: #ffffff;
    }
    .guess {
      background: #ef4444;
      color: #ffffff;
    }
    .subtext {
      font-size: 11px;
      font-weight: 500;
      opacity: 0.9;
    }
    .connector {
      display: flex;
      align-items: center;
      justify-content: center;
      color: #94a3b8;
      font-size: 16px;
      margin: -4px 0;
    }
    .tag {
      display: inline-block;
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 11px;
      font-weight: 700;
    }
    .tag-yes { background: #d1fae5; color: #065f46; }
    .tag-no { background: #fee2e2; color: #991b1b; }
  </style>
</head>
<body>
  <div class="flow-wrap">
    
    <div class="step-card">
      <div class="step-header">Question 1</div>
      <div class="step-q">👉 Can you point directly to words in the text?</div>
      
      <div class="branches">
        <div>
          <span class="tag tag-yes">YES</span>
          <div class="outcome-box explicit">
            <span>✓ Explicit Info</span>
          </div>
        </div>
        <div>
          <span class="tag tag-no">NO</span>
          <div style="font-size: 12px; color: #64748b; margin-top: 10px; font-weight: 600;">
            Check clues ↓
          </div>
        </div>
      </div>
    </div>

    <div class="connector">↓</div>

    
    <div class="step-card">
      <div class="step-header">Question 2</div>
      <div class="step-q">🔍 Do text clues + common sense prove it?</div>
      
      <div class="branches">
        <div>
          <span class="tag tag-yes">YES</span>
          <div class="outcome-box inference">
            <span>✦ Valid Inference</span>
          </div>
        </div>
        <div>
          <span class="tag tag-no">NO</span>
          <div class="outcome-box guess">
            <span>✕ Wild Guess</span>
          </div>
        </div>
      </div>
    </div>
  </div>
</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 {
      background: #f8f9fa;
      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: 100vh;
      padding: 16px;
    }
    .wrapper {
      width: 100%;
      max-width: 580px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .main-card {
      background: #ffffff;
      border: 1px solid #e6e6e6;
      border-radius: 14px;
      padding: 20px;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 16px;
      align-items: center;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    }
    @media (max-width: 480px) {
      .main-card {
        grid-template-columns: 1fr;
      }
    }
    /* Open Book Mockup */
    .book {
      background: #fffdf9;
      border: 1px solid #e2e8f0;
      border-radius: 8px;
      padding: 16px;
      position: relative;
      box-shadow: inset -3px 0 6px rgba(0,0,0,0.03), 0 2px 6px rgba(0,0,0,0.04);
      cursor: pointer;
      user-select: none;
      transition: border-color 0.2s ease;
    }
    .book:hover {
      border-color: #22b7ff;
    }
    .book-spine {
      position: absolute;
      left: 0;
      top: 0;
      bottom: 0;
      width: 5px;
      background: #cbd5e1;
      border-top-left-radius: 8px;
      border-bottom-left-radius: 8px;
    }
    .text-line {
      height: 7px;
      background: #e2e8f0;
      border-radius: 4px;
      margin-bottom: 9px;
    }
    .text-line.short {
      width: 60%;
    }
    .highlight-sentence {
      background: #e0f2fe;
      border-left: 3px solid #0284c7;
      padding: 6px 8px;
      margin: 8px 0;
      border-radius: 0 6px 6px 0;
      font-size: 14px;
      line-height: 1.4;
      font-weight: 600;
      color: #0c4a6e;
      position: relative;
      transition: background 0.3s ease, box-shadow 0.3s ease;
    }
    .highlight-sentence.active {
      background: #bae6fd;
      box-shadow: 0 0 0 2px #38bdf8;
    }
    /* Info Panel */
    .info-panel {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #f0fdf4;
      border: 1px solid #bbf7d0;
      color: #166534;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 4px 10px;
      border-radius: 20px;
      width: fit-content;
    }
    .title {
      font-size: 18px;
      font-weight: 700;
      color: #1e2945;
      line-height: 1.2;
    }
    .description {
      font-size: 13.5px;
      color: #475569;
      line-height: 1.45;
    }
    .pointer-row {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-top: 4px;
      padding: 8px 12px;
      background: #f8fafc;
      border: 1px dashed #cbd5e1;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 600;
      color: #0369a1;
    }
    .finger {
      font-size: 20px;
      display: inline-block;
      transition: transform 0.3s ease;
    }
    .pointing .finger {
      transform: translateX(-4px);
    }
  </style>
</head>
<body>
  <div class="wrapper">
    <div class="main-card">
      
      <div class="book" id="book" role="button" tabindex="0" title="Click to point to fact">
        <div class="book-spine"></div>
        <div class="text-line"></div>
        <div class="text-line short"></div>
        <div class="highlight-sentence active" id="sentence">
          "The desert tortoise sleeps underground for up to five months."
        </div>
        <div class="text-line"></div>
        <div class="text-line short"></div>
      </div>

      
      <div class="info-panel">
        <div class="badge">
          <span>✓</span> Found in Text
        </div>
        <div class="title">Explicit Information</div>
        <div class="description">
          Directly on the page! You can point straight to the answer.
        </div>
        <div class="pointer-row">
          <span class="finger" id="finger">👉</span>
          <span>Point directly to words</span>
        </div>
      </div>
    </div>
  </div>

  <script>
    const book = document.getElementById('book');
    const sentence = document.getElementById('sentence');
    const finger = document.getElementById('finger');

    function pulseHighlight() {
      sentence.classList.toggle('active');
      finger.style.transform = sentence.classList.contains('active') ? 'translateX(-6px)' : 'translateX(0)';
    }

    book.addEventListener('click', pulseHighlight);
    book.addEventListener('keydown', (e) => {
      if (e.key === 'Enter' || e.key === ' ') {
        e.preventDefault();
        pulseHighlight();
      }
    });

    // Gentle pulse cycle
    setInterval(() => {
      sentence.classList.add('active');
      finger.style.transform = 'translateX(-6px)';
      setTimeout(() => {
        finger.style.transform = 'translateX(0)';
      }, 500);
    }, 3500);
  </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">
  <title>Cause and Effect Chain: Kelp Forest Collapse</title>
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      width: 100%;
      min-height: 100%;
      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: space-between;
      padding: 16px;
    }

    .main-stage {
      width: 100%;
      max-width: 620px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    /* Grid of 4 Domino Cards */
    .chain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
      position: relative;
    }

    @media (max-width: 520px) {
      .chain-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
      }
    }

    .domino-card {
      background: #f8fafc;
      border: 2px solid #e2e8f0;
      border-radius: 12px;
      padding: 12px 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      cursor: pointer;
      position: relative;
      transition: all 0.3s ease;
      user-select: none;
      min-height: 140px;
      justify-content: space-between;
    }

    .domino-card.active {
      background: #f0f9ff;
      border-color: #22b7ff;
      box-shadow: 0 4px 14px rgba(34, 183, 255, 0.25);
      transform: translateY(-2px);
    }

    .domino-card.past {
      border-color: #94a3b8;
      background: #f1f5f9;
      opacity: 0.85;
    }

    .step-num {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: #e2e8f0;
      color: #64748b;
      font-size: 11px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 4px;
      transition: all 0.3s ease;
    }

    .domino-card.active .step-num {
      background: #22b7ff;
      color: #ffffff;
    }

    .domino-card.past .step-num {
      background: #64748b;
      color: #ffffff;
    }

    .card-icon {
      font-size: 32px;
      line-height: 1;
      margin: 6px 0;
      transition: transform 0.3s ease, filter 0.3s ease;
    }

    .domino-card.active .card-icon {
      transform: scale(1.15);
    }

    .card-title {
      font-size: 13px;
      font-weight: 700;
      line-height: 1.25;
      color: #1e2945;
      margin-top: 4px;
    }

    .badge {
      font-size: 10px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 2px 6px;
      border-radius: 4px;
      margin-top: 6px;
    }

    .badge-cause {
      background: #fee2e2;
      color: #b91c1c;
    }

    .badge-effect {
      background: #e0f2fe;
      color: #0369a1;
    }

    .badge-result {
      background: #fef3c7;
      color: #b45309;
    }

    /* Relationship Flow Indicator */
    .relation-banner {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      padding: 10px 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      color: #334155;
      min-height: 44px;
      text-align: center;
    }

    .arrow-icon {
      color: #22b7ff;
      font-weight: 800;
      font-size: 15px;
    }

    /* Controls */
    .controls-panel {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      width: 100%;
      max-width: 620px;
      margin-top: 8px;
    }

    .buttons-row {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      width: 100%;
    }

    .btn {
      background: #ffffff;
      border: 1px solid #cbd5e1;
      color: #1e2945;
      padding: 8px 16px;
      font-size: 13px;
      font-weight: 600;
      border-radius: 8px;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      user-select: none;
      transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
    }

    .btn:hover {
      background: #f1f5f9;
      border-color: #94a3b8;
    }

    .btn-primary {
      background: #22b7ff;
      border-color: #22b7ff;
      color: #ffffff;
    }

    .btn-primary:hover {
      background: #009de0;
      border-color: #009de0;
    }

    .dots-row {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .dot {
      width: 28px;
      height: 8px;
      border-radius: 4px;
      background: #e2e8f0;
      cursor: pointer;
      border: none;
      padding: 0;
      transition: background 0.3s ease, width 0.3s ease;
    }

    .dot.active {
      background: #22b7ff;
      width: 38px;
    }

    .dot:hover:not(.active) {
      background: #cbd5e1;
    }
  </style>
</head>
<body>

  <div class="main-stage">
    
    <div class="chain-grid" id="chainGrid">
      <div class="domino-card active" id="card0" onclick="goToStep(0)">
        <div class="step-num">1</div>
        <div class="card-icon">🦦📉</div>
        <div class="card-title">Otters<br>Decline</div>
        <div class="badge badge-cause">Trigger</div>
      </div>

      <div class="domino-card" id="card1" onclick="goToStep(1)">
        <div class="step-num">2</div>
        <div class="card-icon">🦔💥</div>
        <div class="card-title">Urchins<br>Boom</div>
        <div class="badge badge-effect">Effect 1</div>
      </div>

      <div class="domino-card" id="card2" onclick="goToStep(2)">
        <div class="step-num">3</div>
        <div class="card-icon">🌿⚠️</div>
        <div class="card-title">Kelp<br>Devoured</div>
        <div class="badge badge-effect">Effect 2</div>
      </div>

      <div class="domino-card" id="card3" onclick="goToStep(3)">
        <div class="step-num">4</div>
        <div class="card-icon">🐟💨</div>
        <div class="card-title">Fish<br>Flee</div>
        <div class="badge badge-result">Collapse</div>
      </div>
    </div>

    
    <div class="relation-banner" id="relationBanner">
      <span>Otters decline</span>
      <span class="arrow-icon">➔</span>
      <span>No predators left for urchins</span>
    </div>
  </div>

  
  <div class="controls-panel">
    <div class="dots-row">
      <button class="dot active" id="dot0" onclick="goToStep(0)" aria-label="Step 1"></button>
      <button class="dot" id="dot1" onclick="goToStep(1)" aria-label="Step 2"></button>
      <button class="dot" id="dot2" onclick="goToStep(2)" aria-label="Step 3"></button>
      <button class="dot" id="dot3" onclick="goToStep(3)" aria-label="Step 4"></button>
    </div>

    <div class="buttons-row">
      <button class="btn" onclick="prevStep()">◀ Prev</button>
      <button class="btn btn-primary" id="playBtn" onclick="togglePlay()">⏸ Auto</button>
      <button class="btn" onclick="nextStep()">Next ▶</button>
    </div>
  </div>

  <script>
    const explanations = [
      "Otters decline ➔ Urchins lose predator",
      "Urchins boom ➔ Graze kelp aggressively",
      "Kelp devoured ➔ Habitat destroyed",
      "Forest vanishes ➔ Fish lose shelter & leave"
    ];

    let currentStep = 0;
    const totalSteps = 4;
    let isPlaying = true;
    let timer = null;

    function updateView() {
      for (let i = 0; i < totalSteps; i++) {
        const card = document.getElementById('card' + i);
        const dot = document.getElementById('dot' + i);

        card.classList.remove('active', 'past');
        dot.classList.remove('active');

        if (i === currentStep) {
          card.classList.add('active');
          dot.classList.add('active');
        } else if (i < currentStep) {
          card.classList.add('past');
        }
      }

      document.getElementById('relationBanner').innerHTML = `<span>${explanations[currentStep].split(' ➔ ')[0]}</span> <span class="arrow-icon">➔</span> <span>${explanations[currentStep].split(' ➔ ')[1]}</span>`;
    }

    function goToStep(index) {
      currentStep = (index + totalSteps) % totalSteps;
      updateView();
    }

    function nextStep() {
      goToStep(currentStep + 1);
    }

    function prevStep() {
      goToStep(currentStep - 1);
    }

    function togglePlay() {
      isPlaying = !isPlaying;
      const playBtn = document.getElementById('playBtn');
      if (isPlaying) {
        playBtn.innerHTML = '⏸ Auto';
        startTimer();
      } else {
        playBtn.innerHTML = '▶ Auto';
        stopTimer();
      }
    }

    function startTimer() {
      stopTimer();
      timer = setInterval(() => {
        if (isPlaying) {
          nextStep();
        }
      }, 3200);
    }

    function stopTimer() {
      if (timer) {
        clearInterval(timer);
        timer = null;
      }
    }

    // Initialize
    updateView();
    startTimer();
  </script>
</body>
</html>

Analyzing Cause-and-Effect Relationships in Science Texts

<!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;
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-height: 100%;
      padding: 12px;
    }
    .grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      width: 100%;
      max-width: 640px;
      margin: 0 auto;
    }
    @media (max-width: 520px) {
      .grid {
        grid-template-columns: 1fr;
        gap: 12px;
      }
    }
    .panel {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 14px;
      padding: 14px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      position: relative;
    }
    .panel.false {
      border-color: #fecaca;
      background: #fffafa;
    }
    .panel.true {
      border-color: #bbf7d0;
      background: #f6fdf8;
    }
    .tag {
      font-size: 12px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 3px 10px;
      border-radius: 20px;
    }
    .tag-false {
      background: #fee2e2;
      color: #dc2626;
    }
    .tag-true {
      background: #dcfce7;
      color: #16a34a;
    }
    .flow {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      gap: 8px;
    }
    .node {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      width: 100%;
      padding: 8px 10px;
      display: flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    }
    .emoji {
      font-size: 26px;
      line-height: 1;
      flex-shrink: 0;
    }
    .node-text {
      font-size: 13px;
      font-weight: 600;
      line-height: 1.25;
    }
    .sub {
      font-size: 11px;
      font-weight: 500;
      color: #64748b;
    }
    .connector {
      display: flex;
      flex-direction: column;
      align-items: center;
      position: relative;
      width: 100%;
      padding: 4px 0;
    }
    .arrow-line {
      width: 2px;
      height: 22px;
      background: #cbd5e1;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 11px;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 6px;
      margin-top: -6px;
      margin-bottom: -6px;
      z-index: 1;
    }
    .badge-false {
      background: #ef4444;
      color: #ffffff;
      box-shadow: 0 2px 6px rgba(239, 68, 68, 0.25);
    }
    .badge-true {
      background: #16a34a;
      color: #ffffff;
      box-shadow: 0 2px 6px rgba(22, 163, 74, 0.25);
    }
    .rotate-slow {
      display: inline-block;
      animation: spin 12s linear infinite;
    }
    @keyframes spin {
      from { transform: rotate(0deg); }
      to { transform: rotate(360deg); }
    }
  </style>
</head>
<body>
  <div class="grid">
    
    <div class="panel false">
      <span class="tag tag-false">False Cause</span>
      <div class="flow">
        <div class="node">
          <span class="emoji">🐓</span>
          <div>
            <div class="node-text">Rooster Crows</div>
            <div class="sub">5:55 AM</div>
          </div>
        </div>

        <div class="connector">
          <div class="arrow-line"></div>
          <div class="badge badge-false">✕ Coincidence in Time</div>
          <div class="arrow-line"></div>
        </div>

        <div class="node">
          <span class="emoji">🌅</span>
          <div>
            <div class="node-text">Sun Rises</div>
            <div class="sub">6:00 AM</div>
          </div>
        </div>
      </div>
    </div>

    
    <div class="panel true">
      <span class="tag tag-true">True Cause</span>
      <div class="flow">
        <div class="node">
          <span class="emoji rotate-slow">🌍</span>
          <div>
            <div class="node-text">Earth Rotates</div>
            <div class="sub">Toward Sun</div>
          </div>
        </div>

        <div class="connector">
          <div class="arrow-line"></div>
          <div class="badge badge-true">✓ Direct Mechanism</div>
          <div class="arrow-line"></div>
        </div>

        <div class="node">
          <span class="emoji">☀️</span>
          <div>
            <div class="node-text">Daylight Appears</div>
            <div class="sub">Solar Radiation</div>
          </div>
        </div>
      </div>
    </div>
  </div>
</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">
  <script src="{{VENDOR_CDN}}/classace-diagram.js"></script>
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
      user-select: none;
    }

    body {
      width: 100%;
      height: 100%;
      min-height: 360px;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #f8fafc;
      color: #1e293b;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding: 16px;
    }

    .diagram-stage {
      width: 100%;
      max-width: 580px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      position: relative;
    }

    .concept-card {
      flex: 1;
      min-width: 120px;
      max-width: 220px;
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 16px;
      padding: 16px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
      position: relative;
    }

    .concept-card.cause {
      border-color: #bae6fd;
    }

    .concept-card.effect {
      border-color: #c7d2fe;
    }

    .concept-card.active-cause {
      border-color: #0284c7;
      box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.15), 0 8px 16px -4px rgba(2, 132, 199, 0.2);
    }

    .concept-card.active-effect {
      border-color: #4f46e5;
      box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15), 0 8px 16px -4px rgba(79, 70, 229, 0.2);
    }

    .tag {
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      padding: 4px 10px;
      border-radius: 20px;
      margin-bottom: 4px;
    }

    .cause .tag {
      background: #e0f2fe;
      color: #0369a1;
    }

    .effect .tag {
      background: #e0e7ff;
      color: #4338ca;
    }

    .sub-label {
      font-size: 13px;
      color: #64748b;
      font-weight: 500;
      margin-bottom: 12px;
    }

    .icon-display {
      width: 84px;
      height: 84px;
      border-radius: 50%;
      background: #f1f5f9;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 40px;
      position: relative;
      overflow: hidden;
      transition: background 0.4s ease;
    }

    .cause .icon-display {
      background: #f0f9ff;
    }

    .effect .icon-display {
      background: #eef2ff;
    }

    .rain-layer {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      display: flex;
      justify-content: space-around;
      padding: 4px;
    }

    .rain-drop {
      width: 3px;
      height: 10px;
      background: #38bdf8;
      border-radius: 2px;
      opacity: 0;
      transform: translateY(-8px);
    }

    .active-cause .rain-drop {
      animation: fall 0.6s linear infinite;
    }

    .active-cause .rain-drop:nth-child(2) {
      animation-delay: 0.2s;
    }

    .active-cause .rain-drop:nth-child(3) {
      animation-delay: 0.4s;
    }

    @keyframes fall {
      0% { opacity: 0; transform: translateY(-4px); }
      40% { opacity: 1; }
      100% { opacity: 0; transform: translateY(40px); }
    }

    .ripple-ring {
      position: absolute;
      width: 20px;
      height: 8px;
      border: 2px solid #818cf8;
      border-radius: 50%;
      bottom: 14px;
      opacity: 0;
      transform: scale(0.5);
    }

    .active-effect .ripple-ring {
      animation: ripple 0.8s ease-out infinite;
    }

    @keyframes ripple {
      0% { opacity: 0.8; transform: scale(0.5); }
      100% { opacity: 0; transform: scale(2.4); }
    }

    /* Interactive Center Connector */
    .connector-btn {
      flex: 0 0 auto;
      background: #ffffff;
      border: 2px solid #38bdf8;
      border-radius: 12px;
      padding: 8px 12px;
      cursor: pointer;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      position: relative;
      outline: none;
      transition: transform 0.2s ease, border-color 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 2px 6px rgba(56, 189, 248, 0.15);
    }

    .connector-btn:active {
      transform: scale(0.96);
    }

    .connector-btn.spotlight {
      border-color: #0284c7;
      box-shadow: 0 0 16px rgba(2, 132, 199, 0.45);
      background: #f0f9ff;
    }

    .arrow-text {
      font-size: 13px;
      font-weight: 700;
      color: #0284c7;
      white-space: nowrap;
    }

    .arrow-svg {
      width: 48px;
      height: 20px;
    }

    .arrow-line {
      stroke: #38bdf8;
      stroke-width: 3.5;
      stroke-linecap: round;
      transition: stroke 0.3s ease;
    }

    .arrow-head {
      fill: #38bdf8;
      transition: fill 0.3s ease;
    }

    .spotlight .arrow-line {
      stroke: #0284c7;
    }

    .spotlight .arrow-head {
      fill: #0284c7;
    }

    .pulse-dot {
      fill: #ffffff;
      opacity: 0;
    }

    .spotlight .pulse-dot {
      animation: travel 0.8s ease-in-out infinite;
    }

    @keyframes travel {
      0% { cx: 6; opacity: 1; }
      80% { cx: 36; opacity: 1; }
      100% { cx: 42; opacity: 0; }
    }
  </style>
</head>
<body>

  <div class="diagram-stage">
    
    <div class="concept-card cause" id="causeCard">
      <div class="tag">Cause</div>
      <div class="sub-label">Why it happened</div>
      <div class="icon-display">
        <div class="rain-layer">
          <div class="rain-drop"></div>
          <div class="rain-drop"></div>
          <div class="rain-drop"></div>
        </div>
        🌧️
      </div>
    </div>

    
    <button class="connector-btn" id="connectorBtn" aria-label="Toggle connection">
      <span class="arrow-text">leads to</span>
      <svg class="arrow-svg" viewBox="0 0 50 20">
        <line class="arrow-line" x1="4" y1="10" x2="40" y2="10" />
        <polygon class="arrow-head" points="38,5 48,10 38,15" />
        <circle class="pulse-dot" cx="6" cy="10" r="2.5" />
      </svg>
    </button>

    
    <div class="concept-card effect" id="effectCard">
      <div class="tag">Effect</div>
      <div class="sub-label">What happened</div>
      <div class="icon-display">
        <div class="ripple-ring"></div>
        💧
      </div>
    </div>
  </div>

  <script>
    const btn = document.getElementById('connectorBtn');
    const causeCard = document.getElementById('causeCard');
    const effectCard = document.getElementById('effectCard');

    let timeoutId = null;

    function triggerSpotlight() {
      if (timeoutId) clearTimeout(timeoutId);

      // Phase 1: Cause activates
      causeCard.classList.add('active-cause');
      btn.classList.add('spotlight');

      // Phase 2: Flow activates effect
      timeoutId = setTimeout(() => {
        effectCard.classList.add('active-effect');
      }, 250);

      // Reset after full sequence display
      timeoutId = setTimeout(() => {
        causeCard.classList.remove('active-cause');
        btn.classList.remove('spotlight');
        effectCard.classList.remove('active-effect');
      }, 1600);
    }

    btn.addEventListener('click', triggerSpotlight);

    // Initial spotlight demo on load
    setTimeout(triggerSpotlight, 400);
  </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: 12px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      user-select: none;
    }

    .grid-cols {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }

    .category-card {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      padding: 10px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .cat-header {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.2px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .cause-header { color: #d97706; }
    .effect-header { color: #2563eb; }

    .badge-list {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .badge {
      font-size: 12px;
      font-weight: 600;
      padding: 5px 9px;
      border-radius: 6px;
      cursor: pointer;
      transition: all 0.2s ease;
      border: 1px solid transparent;
    }

    .badge-cause {
      background: #fef3c7;
      color: #92400e;
      border-color: #fde68a;
    }
    .badge-cause:hover, .badge-cause.active {
      background: #fde68a;
      box-shadow: 0 0 0 2px #d97706;
    }

    .badge-effect {
      background: #dbeafe;
      color: #1e40af;
      border-color: #bfdbfe;
    }
    .badge-effect:hover, .badge-effect.active {
      background: #bfdbfe;
      box-shadow: 0 0 0 2px #2563eb;
    }

    /* Sentence Analysis Panel */
    .sentence-panel {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      padding: 12px 10px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      align-items: center;
    }

    .sentence-row {
      display: flex;
      align-items: center;
      justify-content: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 15px;
      font-weight: 500;
      text-align: center;
      line-height: 1.4;
    }

    .clause {
      padding: 4px 8px;
      border-radius: 6px;
      transition: all 0.3s ease;
    }

    .clause-cause {
      background: #fffbeb;
      color: #92400e;
      border: 1px dashed #f59e0b;
    }

    .clause-effect {
      background: #eff6ff;
      color: #1e40af;
      border: 1px dashed #3b82f6;
    }

    .signal-target {
      padding: 4px 8px;
      border-radius: 6px;
      font-weight: 700;
      background: #bfdbfe;
      color: #1d4ed8;
      box-shadow: 0 0 0 2px #2563eb;
      animation: pulseHighlight 2.5s infinite ease-in-out;
    }

    @keyframes pulseHighlight {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-2px); }
    }

    .flow-indicator {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      width: 100%;
      padding-top: 4px;
      border-top: 1px solid #f1f5f9;
      font-size: 12px;
      font-weight: 600;
    }

    .tag-label {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 3px 8px;
      border-radius: 4px;
    }

    .tag-cause {
      background: #fef3c7;
      color: #92400e;
    }

    .tag-arrow {
      color: #64748b;
      font-size: 14px;
    }

    .tag-effect {
      background: #dbeafe;
      color: #1e40af;
    }

    @media (max-width: 420px) {
      .grid-cols {
        grid-template-columns: 1fr;
      }
      .sentence-row {
        font-size: 13.5px;
      }
      .badge {
        font-size: 11.5px;
        padding: 4px 7px;
      }
    }
  </style>
</head>
<body>

  
  <div class="grid-cols">
    
    <div class="category-card">
      <div class="cat-header cause-header">
        <span>◀ Points to Cause</span>
      </div>
      <div class="badge-list">
        <span class="badge badge-cause" onclick="selectSignal('because', 'cause')">because</span>
        <span class="badge badge-cause" onclick="selectSignal('due to', 'cause')">due to</span>
        <span class="badge badge-cause" onclick="selectSignal('since', 'cause')">since</span>
        <span class="badge badge-cause" onclick="selectSignal('caused by', 'cause')">caused by</span>
      </div>
    </div>

    
    <div class="category-card">
      <div class="cat-header effect-header">
        <span>Points to Effect ▶</span>
      </div>
      <div class="badge-list">
        <span class="badge badge-effect" onclick="selectSignal('as a result', 'effect')">as a result</span>
        <span class="badge badge-effect" onclick="selectSignal('therefore', 'effect')">therefore</span>
        <span class="badge badge-effect active" id="defaultBadge" onclick="selectSignal('consequently', 'effect')">consequently</span>
        <span class="badge badge-effect" onclick="selectSignal('leads to', 'effect')">leads to</span>
      </div>
    </div>
  </div>

  
  <div class="sentence-panel">
    <div class="sentence-row" id="sentenceContainer">
      <span class="clause clause-cause" id="partA">Temperatures dropped</span>
      <span style="color:#94a3b8; font-weight:700;">;</span>
      <span class="signal-target" id="signalBadge">[consequently]</span>
      <span style="color:#2563eb; font-weight:bold;">→</span>
      <span class="clause clause-effect" id="partB">the lake froze</span>
    </div>

    
    <div class="flow-indicator" id="flowBox">
      <span class="tag-label tag-cause" id="tagA">Cause</span>
      <span class="tag-arrow" id="flowArrow">── Points directly to ──▶</span>
      <span class="tag-label tag-effect" id="tagB">Effect</span>
    </div>
  </div>

  <script>
    const examples = {
      'consequently': {
        type: 'effect',
        a: 'Temperatures dropped',
        punct: ';',
        signal: '[consequently]',
        arrow: '→',
        b: 'the lake froze',
        tagA: 'Cause',
        tagB: 'Effect',
        flowText: '── Points directly to ──▶'
      },
      'therefore': {
        type: 'effect',
        a: 'Kelp forests died',
        punct: ';',
        signal: '[therefore]',
        arrow: '→',
        b: 'sea otters left',
        tagA: 'Cause',
        tagB: 'Effect',
        flowText: '── Points directly to ──▶'
      },
      'as a result': {
        type: 'effect',
        a: 'Sea urchins multiplied',
        punct: ';',
        signal: '[as a result]',
        arrow: '→',
        b: 'kelp vanished',
        tagA: 'Cause',
        tagB: 'Effect',
        flowText: '── Points directly to ──▶'
      },
      'leads to': {
        type: 'effect',
        a: 'Warming water',
        punct: '',
        signal: '[leads to]',
        arrow: '→',
        b: 'coral bleaching',
        tagA: 'Cause',
        tagB: 'Effect',
        flowText: '── Points directly to ──▶'
      },
      'because': {
        type: 'cause',
        a: 'The lake froze',
        punct: '',
        signal: '[because]',
        arrow: '◀',
        b: 'temperatures dropped',
        tagA: 'Effect',
        tagB: 'Cause',
        flowText: '◀── Points directly to ──'
      },
      'due to': {
        type: 'cause',
        a: 'Fish vanished',
        punct: '',
        signal: '[due to]',
        arrow: '◀',
        b: 'habitat collapse',
        tagA: 'Effect',
        tagB: 'Cause',
        flowText: '◀── Points directly to ──'
      },
      'since': {
        type: 'cause',
        a: 'The water was icy',
        punct: ',',
        signal: '[since]',
        arrow: '◀',
        b: 'winter arrived',
        tagA: 'Effect',
        tagB: 'Cause',
        flowText: '◀── Points directly to ──'
      },
      'caused by': {
        type: 'cause',
        a: 'Barren wasteland',
        punct: '',
        signal: '[caused by]',
        arrow: '◀',
        b: 'overgrazing urchins',
        tagA: 'Effect',
        tagB: 'Cause',
        flowText: '◀── Points directly to ──'
      }
    };

    function selectSignal(word, cat) {
      document.querySelectorAll('.badge').forEach(b => {
        if (b.textContent.trim() === word) {
          b.classList.add('active');
        } else {
          b.classList.remove('active');
        }
      });

      const data = examples[word] || examples['consequently'];
      const partA = document.getElementById('partA');
      const partB = document.getElementById('partB');
      const sig = document.getElementById('signalBadge');
      const flowArrow = document.getElementById('flowArrow');
      const tagA = document.getElementById('tagA');
      const tagB = document.getElementById('tagB');

      if (data.type === 'effect') {
        partA.className = 'clause clause-cause';
        partB.className = 'clause clause-effect';
        sig.style.background = '#bfdbfe';
        sig.style.color = '#1d4ed8';
        sig.style.boxShadow = '0 0 0 2px #2563eb';
        tagA.className = 'tag-label tag-cause';
        tagB.className = 'tag-label tag-effect';
      } else {
        partA.className = 'clause clause-effect';
        partB.className = 'clause clause-cause';
        sig.style.background = '#fde68a';
        sig.style.color = '#92400e';
        sig.style.boxShadow = '0 0 0 2px #d97706';
        tagA.className = 'tag-label tag-effect';
        tagB.className = 'tag-label tag-cause';
      }

      partA.textContent = data.a;
      sig.textContent = data.signal;
      partB.textContent = data.b;
      tagA.textContent = data.tagA;
      tagB.textContent = data.tagB;
      flowArrow.textContent = data.flowText;
    }
  </script>
</body>
</html>

OGE.5.RI.1

Aligned learning resources

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