<svg width="512" height="512" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg">
  <!-- Hintergrund mit rotem Akzent (passend zum Theme) -->
  <rect width="512" height="512" fill="#dc2626" rx="100"/>
  
  <!-- Auto-Symbol (vereinfacht für bessere Erkennbarkeit) -->
  <g transform="translate(256, 320)">
    <!-- Auto-Karosserie -->
    <path d="M-140,20 L-120,0 L120,0 L140,20 L140,70 L130,80 L-130,80 L-140,70 Z" fill="#ffffff"/>
    
    <!-- Auto-Fenster -->
    <rect x="-90" y="10" width="50" height="40" fill="#1a1a1a" opacity="0.2" rx="5"/>
    <rect x="40" y="10" width="50" height="40" fill="#1a1a1a" opacity="0.2" rx="5"/>
    
    <!-- Räder -->
    <circle cx="-90" cy="80" r="25" fill="#1a1a1a"/>
    <circle cx="90" cy="80" r="25" fill="#1a1a1a"/>
    <circle cx="-90" cy="80" r="15" fill="#ffffff"/>
    <circle cx="90" cy="80" r="15" fill="#ffffff"/>
  </g>
  
  <!-- Prüfzeichen (Haken) oben -->
  <g transform="translate(256, 180)">
    <path d="M-50,-30 L-20,0 L50,-40" stroke="#ffffff" stroke-width="20" stroke-linecap="round" stroke-linejoin="round" fill="none"/>
  </g>
  
  <!-- GTÜ Text (sehr klein, unten) -->
  <text x="256" y="420" font-family="Arial, sans-serif" font-size="32" font-weight="bold" fill="#ffffff" text-anchor="middle" opacity="0.95">GTÜ</text>
</svg>
