<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="32" height="32">
  <!-- Buzza favicon — bold B, square format, max prominence -->
  <rect x="1" y="1" width="30" height="30" rx="7" fill="#1a8d11"/>
  <!-- Small chat tail hint at bottom-left -->
  <polygon points="3,28 0,32 9,28" fill="#1a8d11"/>
  <!-- Bold B, large and centered -->
  <text x="16" y="24.5" font-family="Arial, Helvetica, sans-serif" font-weight="900" font-size="24" fill="white" text-anchor="middle">B</text>
</svg>
