<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 128 128"><rect width="128" height="128" rx="24" fill="#111827"/><path d="M40 30l16-16 28 28-16 16z" fill="#d71920"/><path d="M66 56l12-12 38 38-12 12z" fill="#f4c95d"/><path d="M18 86h46v16H18z" fill="#ffffff"/><path d="M22 78h38v10H22z" fill="#d71920"/><text x="64" y="121" font-size="13" text-anchor="middle" fill="#fff" font-family="Arial">AUCTION</text></svg>