<!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: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }

    .triad-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      width: 100%;
      max-width: 660px;
      justify-content: center;
    }

    .sign-card {
      flex: 1 1 180px;
      min-width: 150px;
      max-width: 210px;
      background: #ffffff;
      border-radius: 12px;
      padding: 16px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-shadow: 0 2px 8px rgba(30, 41, 69, 0.08);
      cursor: pointer;
      outline: 2px solid transparent;
      transition: box-shadow 0.2s ease, outline-color 0.2s ease, transform 0.2s ease;
      user-select: none;
    }

    .sign-card:hover {
      box-shadow: 0 4px 14px rgba(30, 41, 69, 0.12);
    }

    .sign-card.active {
      box-shadow: 0 6px 18px rgba(30, 41, 69, 0.16);
    }

    /* Category Badges */
    .badge {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      padding: 4px 10px;
      border-radius: 999px;
      margin-bottom: 12px;
    }

    .badge-icon {
      background: #eff6ff;
      color: #2563eb;
    }
    .sign-card.card-icon.active {
      outline-color: #2563eb;
    }

    .badge-index {
      background: #fff7ed;
      color: #ea580c;
    }
    .sign-card.card-index.active {
      outline-color: #ea580c;
    }

    .badge-symbol {
      background: #f0fdf4;
      color: #16a34a;
    }
    .sign-card.card-symbol.active {
      outline-color: #16a34a;
    }

    /* Visual Containers */
    .visual-frame {
      width: 100px;
      height: 100px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 12px;
      border-radius: 50%;
      background: #f8fafc;
    }

    .icon-emoji {
      font-size: 58px;
      line-height: 1;
      filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    }

    /* Mud / Hoofprints */
    .mud-frame {
      background: #f4ece1;
    }

    .hoof-svg {
      width: 64px;
      height: 64px;
    }

    /* Diamond Road Sign */
    .sign-frame {
      background: transparent;
    }

    .road-sign {
      width: 68px;
      height: 68px;
      background: #fbbf24;
      border: 3.5px solid #1e2945;
      border-radius: 8px;
      transform: rotate(45deg);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 3px 6px rgba(0, 0, 0, 0.12);
    }

    .sign-glyph {
      transform: rotate(-45deg);
      font-size: 32px;
      line-height: 1;
    }

    /* Relationship text */
    .relation-label {
      font-size: 14px;
      font-weight: 600;
      color: #1e2945;
      line-height: 1.3;
    }

    .relation-sub {
      font-size: 12px;
      color: #64748b;
      margin-top: 3px;
    }
  </style>
</head>
<body>

  <div class="triad-grid">
    
    <div class="sign-card card-icon active" onclick="selectCard(this)">
      <span class="badge badge-icon">Icon</span>
      <div class="visual-frame">
        <span class="icon-emoji">🦌</span>
      </div>
      <div class="relation-label">Resemblance</div>
      <div class="relation-sub">Looks like it</div>
    </div>

    
    <div class="sign-card card-index" onclick="selectCard(this)">
      <span class="badge badge-index">Index</span>
      <div class="visual-frame mud-frame">
        <svg class="hoof-svg" viewBox="0 0 64 64" fill="#78350f">
          
          <g transform="translate(10, 8) rotate(-10)">
            <path d="M6,2 C10,2 11,8 11,16 C11,21 9,25 6,26 C6,21 6,10 6,2 Z" />
            <path d="M14,2 C10,2 9,8 9,16 C9,21 11,25 14,26 C14,21 14,10 14,2 Z" />
          </g>
          
          <g transform="translate(32, 22) rotate(15)">
            <path d="M6,2 C10,2 11,8 11,16 C11,21 9,25 6,26 C6,21 6,10 6,2 Z" />
            <path d="M14,2 C10,2 9,8 9,16 C9,21 11,25 14,26 C14,21 14,10 14,2 Z" />
          </g>
        </svg>
      </div>
      <div class="relation-label">Evidence</div>
      <div class="relation-sub">Physical clue</div>
    </div>

    
    <div class="sign-card card-symbol" onclick="selectCard(this)">
      <span class="badge badge-symbol">Symbol</span>
      <div class="visual-frame sign-frame">
        <div class="road-sign">
          <span class="sign-glyph">🦌</span>
        </div>
      </div>
      <div class="relation-label">Convention</div>
      <div class="relation-sub">Learned rule</div>
    </div>
  </div>

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

Understanding Non-Verbal Semiotics in Visual and Spatial Arts

<!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: 10px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
    }

    .header-tag {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      color: #64748b;
      margin-bottom: 8px;
      text-align: center;
    }

    .grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      width: 100%;
      max-width: 520px;
    }

    .throne-card {
      background: #ffffff;
      border-radius: 12px;
      padding: 10px 8px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-shadow: 0 2px 6px rgba(0,0,0,0.06);
      border: 1px solid #e2e8f0;
      transition: box-shadow 0.2s ease;
    }

    .throne-card:hover, .throne-card.active {
      box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    }

    .preview-box {
      width: 100%;
      height: 140px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 8px;
      position: relative;
      overflow: hidden;
    }

    .preview-marble {
      background: linear-gradient(135deg, #eef2f6 0%, #dce4ec 100%);
      border: 1px solid #cbd5e1;
    }

    .preview-rust {
      background: linear-gradient(135deg, #2b2623 0%, #1a1715 100%);
      border: 1px solid #443c35;
    }

    svg {
      width: 110px;
      height: 125px;
      filter: drop-shadow(0 4px 6px rgba(0,0,0,0.15));
    }

    .material-title {
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 4px;
    }

    .title-marble { color: #0f172a; }
    .title-rust { color: #8a3814; }

    .tag-container {
      display: flex;
      flex-direction: column;
      gap: 4px;
      width: 100%;
      margin-top: 4px;
    }

    .tag {
      font-size: 11px;
      font-weight: 600;
      padding: 3px 6px;
      border-radius: 6px;
      line-height: 1.2;
    }

    .tag-marble {
      background: #f1f5f9;
      color: #334155;
      border: 1px solid #e2e8f0;
    }

    .tag-rust {
      background: #fff7ed;
      color: #9a3412;
      border: 1px solid #ffedd5;
    }
  </style>
</head>
<body>

  <div class="header-tag">Same Form • Different Medium</div>

  <div class="grid">
    
    <div class="throne-card">
      <div class="preview-box preview-marble">
        <svg viewBox="0 0 100 120">
          <defs>
            <linearGradient id="marbleGrad" x1="0%" y1="0%" x2="100%" y2="100%">
              <stop offset="0%" stop-color="#ffffff"/>
              <stop offset="50%" stop-color="#f1f5f9"/>
              <stop offset="100%" stop-color="#cbd5e1"/>
            </linearGradient>
            <linearGradient id="marbleShine" x1="0%" y1="0%" x2="0%" y2="100%">
              <stop offset="0%" stop-color="#ffffff" stop-opacity="0.8"/>
              <stop offset="100%" stop-color="#ffffff" stop-opacity="0"/>
            </linearGradient>
          </defs>
          
          <polygon points="10,108 90,108 85,96 15,96" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          <rect x="18" y="86" width="64" height="10" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          
          <rect x="22" y="65" width="56" height="21" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          
          <polygon points="26,12 74,12 76,65 24,65" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          
          <circle cx="50" cy="12" r="10" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          
          <rect x="16" y="50" width="10" height="24" rx="2" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          <rect x="74" y="50" width="10" height="24" rx="2" fill="url(#marbleGrad)" stroke="#94a3b8" stroke-width="1.5"/>
          
          <path d="M30,22 Q45,35 40,55" stroke="#cbd5e1" stroke-width="1.5" fill="none" opacity="0.6"/>
          <path d="M60,18 Q55,40 68,52" stroke="#cbd5e1" stroke-width="1.5" fill="none" opacity="0.6"/>
          <rect x="28" y="15" width="44" height="6" fill="url(#marbleShine)" rx="2"/>
        </svg>
      </div>
      <div class="material-title title-marble">White Marble</div>
      <div class="tag-container">
        <div class="tag tag-marble">Permanence & Purity</div>
        <div class="tag tag-marble">Ancient Authority & Wealth</div>
      </div>
    </div>

    
    <div class="throne-card">
      <div class="preview-box preview-rust">
        <svg viewBox="0 0 100 120">
          <defs>
            <linearGradient id="rustGrad" x1="0%" y1="0%" x2="100%" y2="100%">
              <stop offset="0%" stop-color="#854d0e"/>
              <stop offset="35%" stop-color="#c2410c"/>
              <stop offset="70%" stop-color="#78350f"/>
              <stop offset="100%" stop-color="#451a03"/>
            </linearGradient>
            <pattern id="rustSpeckle" width="8" height="8" patternUnits="userSpaceOnUse">
              <circle cx="2" cy="2" r="0.8" fill="#431407"/>
              <circle cx="6" cy="5" r="1" fill="#ea580c"/>
            </pattern>
          </defs>
          
          <polygon points="10,108 90,108 85,96 15,96" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          <rect x="18" y="86" width="64" height="10" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          
          <rect x="22" y="65" width="56" height="21" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          
          <polygon points="26,12 74,12 76,65 24,65" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          
          <polygon points="42,12 50,2 58,12" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          
          <rect x="16" y="50" width="10" height="24" rx="1" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          <rect x="74" y="50" width="10" height="24" rx="1" fill="url(#rustGrad)" stroke="#291107" stroke-width="1.5"/>
          
          <line x1="26" y1="30" x2="74" y2="48" stroke="#fdba74" stroke-width="1.2" stroke-dasharray="3 2"/>
          <line x1="26" y1="48" x2="74" y2="30" stroke="#fb923c" stroke-width="1" stroke-dasharray="4 2"/>
          <line x1="16" y1="74" x2="84" y2="74" stroke="#451a03" stroke-width="1.8"/>
          
          <circle cx="30" cy="69" r="1.5" fill="#fdba74"/>
          <circle cx="70" cy="69" r="1.5" fill="#fdba74"/>
          <circle cx="50" cy="18" r="1.5" fill="#fdba74"/>
          <circle cx="50" cy="80" r="1.5" fill="#fdba74"/>
          
          <rect x="10" y="10" width="80" height="100" fill="url(#rustSpeckle)" opacity="0.4" pointer-events="none"/>
        </svg>
      </div>
      <div class="material-title title-rust">Rusted Scrap</div>
      <div class="tag-container">
        <div class="tag tag-rust">Industrial Decay & Struggle</div>
        <div class="tag tag-rust">Resilience & Impermanence</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: #ffffff;
      color: #1e2945;
      font-family: system-ui, -apple-system, sans-serif;
      padding: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
      min-height: 100%;
    }

    .memorial-wrapper {
      position: relative;
      width: 100%;
      max-width: 520px;
      aspect-ratio: 16/10;
      background: #f8fafc;
      border-radius: 8px;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    svg {
      width: 100%;
      height: 100%;
      display: block;
    }

    /* Pin Buttons */
    .pin {
      position: absolute;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: #22b7ff;
      color: #ffffff;
      font-size: 13px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      border: 2px solid #ffffff;
      box-shadow: 0 2px 6px rgba(0,0,0,0.25);
      transition: background 0.2s ease, box-shadow 0.2s ease;
      user-select: none;
      z-index: 10;
    }

    .pin.active {
      background: #0088cc;
      box-shadow: 0 0 0 3px rgba(34, 183, 255, 0.4);
    }

    /* Pin positions */
    #pin-1 { top: 22%; left: 48%; }  /* Marble attic/medium */
    #pin-2 { top: 44%; left: 24%; }  /* Doric Columns */
    #pin-3 { top: 44%; right: 24%; } /* 36 Pillars */
    #pin-4 { bottom: 18%; left: 48%; } /* Elevated Steps */

    /* Info Bar */
    .info-panel {
      width: 100%;
      max-width: 520px;
      margin-top: 10px;
      background: #f1f5f9;
      border-radius: 8px;
      padding: 10px 14px;
      min-height: 58px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      border-left: 4px solid #22b7ff;
      transition: border-color 0.2s ease;
    }

    .info-type {
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: #22b7ff;
    }

    .info-desc {
      font-size: 14px;
      font-weight: 600;
      color: #1e2945;
      margin-top: 2px;
    }

    /* Navigation Bar */
    .nav-tabs {
      display: flex;
      gap: 6px;
      width: 100%;
      max-width: 520px;
      margin-top: 8px;
    }

    .tab-btn {
      flex: 1;
      padding: 8px 4px;
      font-size: 12px;
      font-weight: 600;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
      background: #ffffff;
      color: #1e2945;
      cursor: pointer;
      text-align: center;
      transition: background 0.2s ease, border-color 0.2s ease;
    }

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

    /* SVG highlight targets */
    .target-highlight {
      transition: fill 0.3s ease, stroke 0.3s ease;
    }
  </style>
</head>
<body>

  <div class="memorial-wrapper">
    <svg viewBox="0 0 500 300" preserveAspectRatio="xMidYMid meet">
      
      <rect width="500" height="300" fill="#f8fafc" />

      
      <g id="svg-medium" class="target-highlight">
        <rect x="70" y="45" width="360" height="35" rx="1" fill="#ffffff" stroke="#cbd5e1" stroke-width="2" />
        <rect x="80" y="80" width="340" height="15" fill="#e2e8f0" />
      </g>

      
      <rect x="60" y="95" width="380" height="18" fill="#ffffff" stroke="#cbd5e1" stroke-width="1.5" />

      
      <g id="svg-columns" class="target-highlight">
        
        <rect x="85" y="113" width="330" height="92" fill="#e2e8f0" opacity="0.6" />
        
        <path d="M235 175 L235 155 Q250 145 265 155 L265 175 Z" fill="#94a3b8" />
        <circle cx="250" cy="148" r="6" fill="#94a3b8" />

        
        <g fill="#ffffff" stroke="#cbd5e1" stroke-width="1.5">
          
          <rect x="75" y="113" width="18" height="92" rx="1" />
          <rect x="105" y="113" width="18" height="92" rx="1" />
          <rect x="135" y="113" width="18" height="92" rx="1" />
          <rect x="165" y="113" width="18" height="92" rx="1" />
          <rect x="195" y="113" width="18" height="92" rx="1" />

          
          <rect x="287" y="113" width="18" height="92" rx="1" />
          <rect x="317" y="113" width="18" height="92" rx="1" />
          <rect x="347" y="113" width="18" height="92" rx="1" />
          <rect x="377" y="113" width="18" height="92" rx="1" />
          <rect x="407" y="113" width="18" height="92" rx="1" />
        </g>
      </g>

      
      <g id="svg-steps" class="target-highlight">
        
        <polygon points="50,205 450,205 455,215 45,215" fill="#f1f5f9" stroke="#cbd5e1" stroke-width="1" />
        <polygon points="40,215 460,215 466,227 34,227" fill="#e2e8f0" stroke="#cbd5e1" stroke-width="1" />
        <polygon points="30,227 470,227 478,242 22,242" fill="#cbd5e1" stroke="#94a3b8" stroke-width="1" />
        <polygon points="18,242 482,242 494,262 6,262" fill="#94a3b8" stroke="#64748b" stroke-width="1" />
      </g>

      
      <g id="svg-proxemics-lines" opacity="0" style="transition: opacity 0.3s ease;">
        <line x1="250" y1="285" x2="250" y2="155" stroke="#22b7ff" stroke-width="2" stroke-dasharray="4,4" />
        <polygon points="250,148 245,158 255,158" fill="#22b7ff" />
      </g>
    </svg>

    
    <button class="pin active" id="pin-1" aria-label="Marble Medium">1</button>
    <button class="pin" id="pin-2" aria-label="Doric Columns">2</button>
    <button class="pin" id="pin-3" aria-label="36 Pillars">3</button>
    <button class="pin" id="pin-4" aria-label="Elevated Steps">4</button>
  </div>

  
  <div class="info-panel" id="infoPanel">
    <span class="info-type" id="infoType">Medium</span>
    <span class="info-desc" id="infoDesc">Timelessness and solemn purity</span>
  </div>

  
  <div class="nav-tabs">
    <button class="tab-btn active" data-index="0">1. Marble</button>
    <button class="tab-btn" data-index="1">2. Columns</button>
    <button class="tab-btn" data-index="2">3. 36 States</button>
    <button class="tab-btn" data-index="3">4. Elevation</button>
  </div>

  <script>
    const zones = [
      {
        pin: 'pin-1',
        type: 'Medium: White Georgia Marble',
        desc: 'Conveys timelessness and solemn purity.',
        highlight: () => {
          document.getElementById('svg-medium').setAttribute('opacity', '1');
          document.getElementById('svg-columns').setAttribute('opacity', '0.4');
          document.getElementById('svg-steps').setAttribute('opacity', '0.4');
          document.getElementById('svg-proxemics-lines').setAttribute('opacity', '0');
        }
      },
      {
        pin: 'pin-2',
        type: 'Motif: Doric Columns',
        desc: 'Evokes Greek democracy and enduring strength.',
        highlight: () => {
          document.getElementById('svg-medium').setAttribute('opacity', '0.4');
          document.getElementById('svg-columns').setAttribute('opacity', '1');
          document.getElementById('svg-steps').setAttribute('opacity', '0.4');
          document.getElementById('svg-proxemics-lines').setAttribute('opacity', '0');
        }
      },
      {
        pin: 'pin-3',
        type: 'Symbol: 36 Outer Pillars',
        desc: 'Represents the 36 states reunited after the Civil War.',
        highlight: () => {
          document.getElementById('svg-medium').setAttribute('opacity', '0.4');
          document.getElementById('svg-columns').setAttribute('opacity', '1');
          document.getElementById('svg-steps').setAttribute('opacity', '0.4');
          document.getElementById('svg-proxemics-lines').setAttribute('opacity', '0');
        }
      },
      {
        pin: 'pin-4',
        type: 'Proxemics: Elevated Steps',
        desc: 'Forces viewer to look upward, signaling reverence.',
        highlight: () => {
          document.getElementById('svg-medium').setAttribute('opacity', '0.4');
          document.getElementById('svg-columns').setAttribute('opacity', '0.4');
          document.getElementById('svg-steps').setAttribute('opacity', '1');
          document.getElementById('svg-proxemics-lines').setAttribute('opacity', '1');
        }
      }
    ];

    const pins = [
      document.getElementById('pin-1'),
      document.getElementById('pin-2'),
      document.getElementById('pin-3'),
      document.getElementById('pin-4')
    ];

    const tabBtns = document.querySelectorAll('.tab-btn');
    const infoType = document.getElementById('infoType');
    const infoDesc = document.getElementById('infoDesc');

    function selectZone(index) {
      // Update pins
      pins.forEach((pin, i) => {
        pin.classList.toggle('active', i === index);
      });

      // Update tabs
      tabBtns.forEach((btn, i) => {
        btn.classList.toggle('active', i === index);
      });

      // Update Text
      infoType.textContent = zones[index].type;
      infoDesc.textContent = zones[index].desc;

      // Update SVG highlights
      zones[index].highlight();
    }

    // Attach listeners to pins and tabs
    pins.forEach((pin, index) => {
      pin.addEventListener('click', () => selectZone(index));
    });

    tabBtns.forEach((btn, index) => {
      btn.addEventListener('click', () => selectZone(index));
    });

    // Initialize first zone
    zones[0].highlight();
  </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: transparent;
      color: #0f172a;
      padding: 12px 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 16px;
      width: 100%;
      min-height: 100%;
    }

    /* Tabs */
    .tabs {
      display: flex;
      gap: 8px;
      background: #f1f5f9;
      padding: 4px;
      border-radius: 9999px;
    }

    .tab-btn {
      appearance: none;
      border: none;
      background: transparent;
      padding: 6px 14px;
      font-size: 14px;
      font-weight: 600;
      color: #64748b;
      border-radius: 9999px;
      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 Grid */
    .equation-container {
      display: grid;
      grid-template-columns: 1fr auto 1fr auto 1.15fr;
      align-items: center;
      gap: 8px;
      width: 100%;
      max-width: 680px;
    }

    .eq-card {
      background: #ffffff;
      border: 1.5px solid #e2e8f0;
      border-radius: 14px;
      padding: 14px 10px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      min-height: 175px;
      justify-content: space-between;
      position: relative;
    }

    .card-signifier {
      border-color: #c7d2fe;
      background: linear-gradient(180deg, #f5f7ff 0%, #ffffff 100%);
    }

    .card-signified {
      border-color: #fde68a;
      background: linear-gradient(180deg, #fffbeb 0%, #ffffff 100%);
      border-style: dashed;
    }

    .card-sign {
      border-color: #a7f3d0;
      background: linear-gradient(180deg, #ecfdf5 0%, #ffffff 100%);
      box-shadow: 0 4px 12px -2px rgba(16, 185, 129, 0.12);
    }

    .badge-tag {
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      padding: 2px 8px;
      border-radius: 6px;
      margin-bottom: 6px;
    }

    .tag-signifier { background: #e0e7ff; color: #4338ca; }
    .tag-signified { background: #fef3c7; color: #b45309; }
    .tag-sign { background: #d1fae5; color: #047857; }

    .visual-area {
      height: 70px;
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      transition: opacity 0.2s ease;
    }

    .operator {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background: #f1f5f9;
      color: #475569;
      border-radius: 50%;
      font-weight: 700;
      font-size: 16px;
      user-select: none;
    }

    .sub-label {
      font-size: 11px;
      font-weight: 600;
      color: #64748b;
      line-height: 1.2;
    }

    /* Graphic elements */
    .sign-duo {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      width: 100%;
      background: rgba(255, 255, 255, 0.7);
      padding: 6px;
      border-radius: 8px;
      border: 1px solid #d1fae5;
    }

    .concept-pill {
      background: #ffffff;
      border: 1px solid #fcd34d;
      color: #92400e;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 8px;
      border-radius: 9999px;
      box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    }

    /* Bottom pedagogical banner */
    .insight-box {
      width: 100%;
      max-width: 680px;
      background: #f8fafc;
      border-left: 3px solid #6366f1;
      border-radius: 0 8px 8px 0;
      padding: 10px 14px;
      font-size: 13px;
      line-height: 1.4;
      color: #334155;
    }

    .insight-box strong {
      color: #0f172a;
    }

    /* Mobile responsive layout */
    @media (max-width: 520px) {
      .equation-container {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .operator {
        margin: 0 auto;
        transform: rotate(90deg);
        width: 24px;
        height: 24px;
        font-size: 13px;
      }

      .eq-card {
        min-height: 120px;
        padding: 10px;
        flex-direction: row;
        text-align: left;
      }

      .card-header-col {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        flex: 1;
      }

      .visual-area {
        width: 90px;
        height: 60px;
      }
    }
  </style>
</head>
<body>

  
  <div class="tabs" role="tablist">
    <button class="tab-btn active" onclick="setExample(0)">Stop Sign</button>
    <button class="tab-btn" onclick="setExample(1)">Flame</button>
    <button class="tab-btn" onclick="setExample(2)">Crown</button>
  </div>

  
  <div class="equation-container">
    
    
    <div class="eq-card card-signifier">
      <div class="card-header-col">
        <span class="badge-tag tag-signifier">Signifier</span>
        <div class="sub-label">Sensory Form</div>
      </div>
      <div class="visual-area" id="signifierVisual"></div>
    </div>

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

    
    <div class="eq-card card-signified">
      <div class="card-header-col">
        <span class="badge-tag tag-signified">Signified</span>
        <div class="sub-label">Mental Concept</div>
      </div>
      <div class="visual-area" id="signifiedVisual"></div>
    </div>

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

    
    <div class="eq-card card-sign">
      <div class="card-header-col">
        <span class="badge-tag tag-sign">The Sign</span>
        <div class="sub-label">Unified Meaning</div>
      </div>
      <div class="visual-area" id="signVisual"></div>
    </div>

  </div>

  
  <div class="insight-box" id="insightText">
    <strong>Arbitrary Connection:</strong> Society creates the rule linking the red octagon to the act of stopping.
  </div>

  <script>
    const data = [
      {
        name: "Stop Sign",
        signifierSvg: `
          <svg width="54" height="54" viewBox="0 0 100 100">
            <polygon points="30,5 70,5 95,30 95,70 70,95 30,95 5,70 5,30" fill="#dc2626" stroke="#ffffff" stroke-width="4"/>
          </svg>
        `,
        concept: "HALT / OBEY",
        signSvg: `
          <div class="sign-duo">
            <svg width="34" height="34" viewBox="0 0 100 100">
              <polygon points="30,5 70,5 95,30 95,70 70,95 30,95 5,70 5,30" fill="#dc2626" stroke="#ffffff" stroke-width="4"/>
            </svg>
            <span style="font-size:12px; font-weight:700; color:#047857;">Traffic Law</span>
          </div>
        `,
        insight: "<strong>Arbitrary Link:</strong> The red octagon has no natural physical bond to braking—culture and law construct this unified sign."
      },
      {
        name: "Flame",
        signifierSvg: `
          <svg width="54" height="54" viewBox="0 0 100 100">
            <path d="M50 10 C50 10, 75 35, 75 60 C75 76.5 63.8 90 50 90 C36.2 90 25 76.5 25 60 C25 45, 38 25, 50 10 Z" fill="#ea580c"/>
            <path d="M50 45 C50 45, 62 58, 62 70 C62 78 56.6 84 50 84 C43.4 84 38 78 38 70 C38 60 46 52 50 45 Z" fill="#fbbf24"/>
          </svg>
        `,
        concept: "HEAT / DANGER",
        signSvg: `
          <div class="sign-duo">
            <svg width="32" height="32" viewBox="0 0 100 100">
              <path d="M50 10 C50 10, 75 35, 75 60 C75 76.5 63.8 90 50 90 C36.2 90 25 76.5 25 60 C25 45, 38 25, 50 10 Z" fill="#ea580c"/>
            </svg>
            <span style="font-size:12px; font-weight:700; color:#047857;">Fire Hazard</span>
          </div>
        `,
        insight: "<strong>Indexical Link:</strong> Fire physically causes heat and smoke, making the visual an immediate indicator of bodily hazard."
      },
      {
        name: "Crown",
        signifierSvg: `
          <svg width="54" height="54" viewBox="0 0 100 100">
            <path d="M15 75 L20 30 L40 55 L50 20 L60 55 L80 30 L85 75 Z" fill="#eab308" stroke="#ca8a04" stroke-width="3" stroke-linejoin="round"/>
            <circle cx="20" cy="28" r="4" fill="#fbbf24"/>
            <circle cx="50" cy="18" r="4" fill="#fbbf24"/>
            <circle cx="80" cy="28" r="4" fill="#fbbf24"/>
            <rect x="15" y="75" width="70" height="8" rx="2" fill="#ca8a04"/>
          </svg>
        `,
        concept: "SOVEREIGNTY",
        signSvg: `
          <div class="sign-duo">
            <svg width="34" height="34" viewBox="0 0 100 100">
              <path d="M15 75 L20 30 L40 55 L50 20 L60 55 L80 30 L85 75 Z" fill="#eab308"/>
              <rect x="15" y="75" width="70" height="8" rx="2" fill="#ca8a04"/>
            </svg>
            <span style="font-size:12px; font-weight:700; color:#047857;">Monarchy</span>
          </div>
        `,
        insight: "<strong>Symbolic Link:</strong> A gold headband has no intrinsic ruler power—it stands for governance through institutional tradition."
      }
    ];

    function setExample(index) {
      const tabs = document.querySelectorAll('.tab-btn');
      tabs.forEach((t, i) => t.classList.toggle('active', i === index));

      const item = data[index];
      document.getElementById('signifierVisual').innerHTML = item.signifierSvg;
      document.getElementById('signifiedVisual').innerHTML = `<span class="concept-pill">${item.concept}</span>`;
      document.getElementById('signVisual').innerHTML = item.signSvg;
      document.getElementById('insightText').innerHTML = item.insight;
    }

    // Initial render
    setExample(0);
  </script>
</body>
</html>

OGE.8.MM.3

Aligned learning resources

Related diagrams