<!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: #f8fafc;
      color: #1e2945;
      padding: 12px 14px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }

    .article-wrap {
      width: 100%;
      max-width: 480px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .main-heading {
      text-align: center;
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.01em;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding-bottom: 2px;
    }

    .tag-heading {
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      background: #e2e8f0;
      color: #475569;
      padding: 2px 6px;
      border-radius: 4px;
      font-weight: 700;
      margin-left: 4px;
    }

    .cards-container {
      display: flex;
      flex-direction: column;
      gap: 8px;
      position: relative;
    }

    .section-card {
      position: relative;
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 10px;
      padding: 10px 12px 10px 12px;
      transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
      cursor: pointer;
    }

    .section-card.target {
      background: #fefce8;
      border-color: #eab308;
      box-shadow: 0 4px 12px rgba(234, 179, 8, 0.18);
    }

    .card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 4px;
    }

    .subheading {
      font-size: 14px;
      font-weight: 700;
      color: #1e2945;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .section-card.target .subheading {
      color: #854d0e;
    }

    .card-body {
      font-size: 13px;
      line-height: 1.35;
      color: #64748b;
    }

    .section-card.target .card-body {
      color: #334155;
      font-weight: 500;
    }

    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 12px;
      font-weight: 700;
      color: #16a34a;
      background: #dcfce7;
      border-radius: 12px;
      padding: 2px 8px;
      opacity: 0;
      transform: scale(0.9);
      transition: opacity 0.25s ease, transform 0.25s ease;
    }

    .section-card.target .status-badge {
      opacity: 1;
      transform: scale(1);
    }

    /* Magnifier indicator */
    .mag-pointer {
      position: absolute;
      right: -10px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 24px;
      display: none;
      filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
      animation: float 2s ease-in-out infinite;
      pointer-events: none;
    }

    .section-card.target .mag-pointer {
      display: block;
    }

    @keyframes float {
      0%, 100% { transform: translateY(-50%) translateX(0); }
      50% { transform: translateY(-50%) translateX(3px); }
    }

    /* Prompt note at top */
    .search-goal {
      background: #eff6ff;
      border: 1px solid #bfdbfe;
      border-radius: 8px;
      padding: 6px 10px;
      font-size: 12px;
      color: #1d4ed8;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      font-weight: 600;
    }
  </style>
</head>
<body>

  <div class="article-wrap">
    <div class="search-goal">
      <span>🔍</span> Question: <strong>Where do turtles lay eggs?</strong>
    </div>

    <div class="main-heading">
      <span>🐢 Sea Turtles</span>
      <span class="tag-heading">Heading</span>
    </div>

    <div class="cards-container">
      
      <div class="section-card" id="card1" onclick="selectCard(1)">
        <div class="card-header">
          <span class="subheading">🌊 Swimming in the Ocean</span>
        </div>
        <p class="card-body">Large paddle flippers help turtles glide through deep sea currents.</p>
      </div>

      
      <div class="section-card target" id="card2" onclick="selectCard(2)">
        <div class="card-header">
          <span class="subheading">🏖️ Nesting on the Beach</span>
          <span class="status-badge">✓ Match</span>
        </div>
        <p class="card-body">Mother turtles crawl onto warm sand at night to dig nests and lay eggs.</p>
        <span class="mag-pointer">🔍</span>
      </div>

      
      <div class="section-card" id="card3" onclick="selectCard(3)">
        <div class="card-header">
          <span class="subheading">🪼 Turtle Diet</span>
        </div>
        <p class="card-body">Turtles use strong jaws to eat jellyfish, crabs, and sea grasses.</p>
      </div>
    </div>
  </div>

  <script>
    function selectCard(num) {
      document.querySelectorAll('.section-card').forEach((card, i) => {
        const isSelected = (i + 1) === num;
        card.classList.toggle('target', isSelected);

        // Manage badge and pointer
        let badge = card.querySelector('.status-badge');
        let pointer = card.querySelector('.mag-pointer');

        if (!badge && isSelected) {
          const header = card.querySelector('.card-header');
          badge = document.createElement('span');
          badge.className = 'status-badge';
          badge.textContent = '✓ Match';
          header.appendChild(badge);
        } else if (badge && !isSelected) {
          badge.remove();
        }

        if (!pointer && isSelected) {
          pointer = document.createElement('span');
          pointer.className = 'mag-pointer';
          pointer.textContent = '🔍';
          card.appendChild(pointer);
        } else if (pointer && !isSelected) {
          pointer.remove();
        }
      });
    }
  </script>
</body>
</html>

Using Headings and Subheadings to Locate Information

<!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-color: #f8f9fa;
      color: #1e2945;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      min-height: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 16px;
    }

    .diagram-grid {
      width: 100%;
      max-width: 620px;
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    /* Left Card: Question */
    .question-box {
      flex: 1.1;
      background: #ffffff;
      border: 2px solid #3b82f6;
      border-radius: 16px;
      padding: 18px 14px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.12);
    }

    .q-badge {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      background: #eff6ff;
      color: #2563eb;
      font-size: 13px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 20px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .panda-avatar {
      font-size: 40px;
      line-height: 1;
      margin-bottom: 8px;
    }

    .question-text {
      font-size: 16px;
      font-weight: 700;
      color: #1e2945;
      line-height: 1.3;
    }

    .keyword-highlight {
      color: #059669;
      background: #d1fae5;
      padding: 2px 6px;
      border-radius: 6px;
      display: inline-block;
    }

    /* Middle Connector */
    .connector-col {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 6px;
      color: #94a3b8;
      font-size: 20px;
      user-select: none;
    }

    .connector-label {
      font-size: 12px;
      font-weight: 700;
      color: #64748b;
      text-align: center;
      background: #f1f5f9;
      padding: 4px 8px;
      border-radius: 8px;
      white-space: nowrap;
    }

    /* Right Column: Subheading Tags */
    .headings-col {
      flex: 1.1;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .heading-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 14px;
      padding: 12px 14px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
      transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
    }

    .heading-content {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .heading-icon {
      font-size: 22px;
      line-height: 1;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .heading-title {
      font-size: 15px;
      font-weight: 700;
      color: #1e2945;
    }

    .match-pill {
      font-size: 11px;
      font-weight: 800;
      padding: 3px 8px;
      border-radius: 12px;
      background: #ecfdf5;
      color: #059669;
      border: 1px solid #a7f3d0;
      display: flex;
      align-items: center;
      gap: 3px;
    }

    .heading-card.active {
      border-color: #10b981;
      background: #f0fdf4;
      box-shadow: 0 4px 14px rgba(16, 185, 129, 0.18);
    }

    /* Responsive Mobile */
    @media (max-width: 480px) {
      .diagram-grid {
        flex-direction: column;
        gap: 12px;
      }
      .question-box, .headings-col {
        width: 100%;
      }
      .connector-col {
        flex-direction: row;
        gap: 8px;
      }
      .connector-arrow {
        transform: rotate(90deg);
      }
    }
  </style>
</head>
<body>

  <div class="diagram-grid">
    
    <div class="question-box">
      <div class="q-badge">🔍 Question</div>
      <div class="panda-avatar">🐼</div>
      <div class="question-text">
        What does a panda <span class="keyword-highlight">eat</span>?
      </div>
    </div>

    
    <div class="connector-col">
      <span class="connector-label">Look in ➔</span>
    </div>

    
    <div class="headings-col">
      <div class="heading-card active" onclick="selectTag(0)">
        <div class="heading-content">
          <span class="heading-icon">🥣</span>
          <span class="heading-title">Diet</span>
        </div>
        <span class="match-pill">✓ Match</span>
      </div>

      <div class="heading-card active" onclick="selectTag(1)">
        <div class="heading-content">
          <span class="heading-icon">🎋</span>
          <span class="heading-title">Feeding Habits</span>
        </div>
        <span class="match-pill">✓ Match</span>
      </div>

      <div class="heading-card active" onclick="selectTag(2)">
        <div class="heading-content">
          <span class="heading-icon">🥗</span>
          <span class="heading-title">Nutrition</span>
        </div>
        <span class="match-pill">✓ Match</span>
      </div>
    </div>
  </div>

  <script>
    const cards = document.querySelectorAll('.heading-card');

    function selectTag(index) {
      // Toggle individual card or illuminate selection
      cards.forEach((card, i) => {
        if (i === index) {
          card.classList.toggle('active');
        }
      });
      
      // Ensure at least one is active
      const anyActive = Array.from(cards).some(c => c.classList.contains('active'));
      if (!anyActive) {
        cards[index].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 {
      background-color: #f8f9fa;
      color: #1e2945;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      padding: 16px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }
    .page {
      width: 100%;
      max-width: 440px;
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 16px;
      padding: 20px 18px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
      position: relative;
    }
    /* Pointer label */
    .pointer-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #1e2945;
      color: #ffffff;
      font-size: 13px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 8px;
      box-shadow: 0 2px 6px rgba(30, 41, 69, 0.2);
    }
    .arrow-down {
      color: #facc15;
      font-weight: 900;
      font-size: 14px;
    }
    /* Main Heading Banner */
    .heading-banner {
      background: #fef08a;
      border: 2px solid #facc15;
      border-radius: 10px;
      padding: 10px 14px;
      text-align: center;
      font-size: 20px;
      font-weight: 800;
      color: #1e2945;
      margin-bottom: 18px;
      box-shadow: 0 2px 8px rgba(250, 204, 21, 0.25);
    }
    /* Sample content sections */
    .sections {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .section-card {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      padding: 12px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .section-header {
      font-size: 14px;
      font-weight: 700;
      color: #334155;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .mock-lines {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .line {
      height: 7px;
      background: #cbd5e1;
      border-radius: 4px;
    }
    .line.w-full { width: 100%; }
    .line.w-80 { width: 80%; }
    .line.w-60 { width: 60%; }
  </style>
</head>
<body>

  
  <div class="pointer-tag">
    <span class="arrow-down">⬇</span>
    <span>Heading (The Big Topic)</span>
  </div>

  
  <div class="page">
    <div class="heading-banner">
      All About Brown Bears
    </div>

    <div class="sections">
      <div class="section-card">
        <div class="section-header">
          <span>🐻</span>
          <span>Where they live</span>
        </div>
        <div class="mock-lines">
          <div class="line w-full"></div>
          <div class="line w-80"></div>
          <div class="line w-60"></div>
        </div>
      </div>

      <div class="section-card">
        <div class="section-header">
          <span>🐟</span>
          <span>What they eat</span>
        </div>
        <div class="mock-lines">
          <div class="line w-full"></div>
          <div class="line w-80"></div>
          <div class="line w-60"></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">
  <title>Headings & Subheadings Hierarchy</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;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
      padding: 16px 8px;
    }

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

    /* Main Heading Badge */
    .heading-card {
      background: #0284c7;
      color: #ffffff;
      padding: 12px 20px;
      border-radius: 14px;
      box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
      text-align: center;
      z-index: 2;
      width: 88%;
      max-width: 380px;
      transition: box-shadow 0.2s ease;
    }

    .heading-label {
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 1.2px;
      text-transform: uppercase;
      opacity: 0.9;
      margin-bottom: 2px;
    }

    .heading-title {
      font-size: 18px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }

    /* SVG Connecting Arrows */
    .connector-svg {
      width: 100%;
      height: 48px;
      display: block;
      margin: -2px 0;
    }

    /* Subheadings Grid */
    .subheadings-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      width: 100%;
      z-index: 2;
    }

    .subheading-card {
      background: #ecfdf5;
      border: 2px solid #10b981;
      color: #065f46;
      border-radius: 12px;
      padding: 12px 8px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      box-shadow: 0 2px 8px rgba(16, 185, 129, 0.12);
      cursor: pointer;
      user-select: none;
      transition: background-color 0.2s ease, box-shadow 0.2s ease;
      min-height: 84px;
    }

    .subheading-card:hover, .subheading-card.active {
      background: #d1fae5;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.28);
    }

    .sub-tag {
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.6px;
      text-transform: uppercase;
      color: #047857;
      margin-bottom: 4px;
    }

    .sub-icon {
      font-size: 20px;
      margin-bottom: 2px;
    }

    .sub-title {
      font-size: 13px;
      font-weight: 700;
      line-height: 1.2;
    }

    /* Helper tip */
    .hint-box {
      margin-top: 16px;
      font-size: 13px;
      font-weight: 600;
      color: #475569;
      background: #f1f5f9;
      padding: 6px 14px;
      border-radius: 20px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    @media (max-width: 420px) {
      .heading-title {
        font-size: 16px;
      }
      .subheadings-row {
        gap: 6px;
      }
      .subheading-card {
        padding: 8px 4px;
        min-height: 78px;
      }
      .sub-title {
        font-size: 11px;
      }
      .sub-tag {
        font-size: 9px;
      }
      .sub-icon {
        font-size: 18px;
      }
    }
  </style>
</head>
<body>

  <div class="tree-container">
    
    <div class="heading-card">
      <div class="heading-label">Heading (Big Topic)</div>
      <div class="heading-title"><span>🐝</span> Amazing Honeybees</div>
    </div>

    
    <svg class="connector-svg" viewBox="0 0 300 48" preserveAspectRatio="none">
      <defs>
        <marker id="arrow" viewBox="0 0 10 10" refX="6" refY="5" markerWidth="6" markerHeight="6" orient="auto-start-reverse">
          <path d="M 0 1.5 L 8 5 L 0 8.5 z" fill="#0284c7" />
        </marker>
      </defs>
      
      <line x1="150" y1="0" x2="150" y2="16" stroke="#0284c7" stroke-width="2.5" />
      
      <line x1="50" y1="16" x2="250" y2="16" stroke="#0284c7" stroke-width="2.5" />
      
      <line x1="50" y1="16" x2="50" y2="44" stroke="#0284c7" stroke-width="2.5" marker-end="url(#arrow)" />
      <line x1="150" y1="16" x2="150" y2="44" stroke="#0284c7" stroke-width="2.5" marker-end="url(#arrow)" />
      <line x1="250" y1="16" x2="250" y2="44" stroke="#0284c7" stroke-width="2.5" marker-end="url(#arrow)" />
    </svg>

    
    <div class="subheadings-row">
      <div class="subheading-card" onclick="selectSub(this, 'Bee Habitats')">
        <span class="sub-tag">Subheading</span>
        <span class="sub-icon">🏡</span>
        <span class="sub-title">Where Bees Live</span>
      </div>

      <div class="subheading-card" onclick="selectSub(this, 'Honey Production')">
        <span class="sub-tag">Subheading</span>
        <span class="sub-icon">🍯</span>
        <span class="sub-title">Making Honey</span>
      </div>

      <div class="subheading-card" onclick="selectSub(this, 'The Queen')">
        <span class="sub-tag">Subheading</span>
        <span class="sub-icon">👑</span>
        <span class="sub-title">The Queen Bee</span>
      </div>
    </div>

    
    <div class="hint-box" id="hint">
      <span>💡</span> Subheadings divide the big topic into sections
    </div>
  </div>

  <script>
    function selectSub(card, topic) {
      document.querySelectorAll('.subheading-card').forEach(c => c.classList.remove('active'));
      card.classList.add('active');
      const hint = document.getElementById('hint');
      hint.innerHTML = `<span>🎯</span> Need info on <b>${topic}</b>? Jump straight here!`;
    }
  </script>
</body>
</html>

OGE.2.RI.3

Aligned learning resources

Related diagrams