<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64"><rect width="64" height="64" rx="16" fill="#c64220"/><text x="32" y="48" text-anchor="middle" fill="#f5f1e8" font-family="Arial,sans-serif" font-weight="bold" font-size="54">c</text></svg>
