Hierarchical Structure

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 64 64"
>
    <rect width="28" height="22" x="18" y="2" fill="#3b5892" rx="2" />
    <path fill="#4c6cb5" d="M18 22a2 2 0 0 0 2 2h23V5H18z" />
    <path fill="#5e87ca" d="m48.992 33.002 6.999-6.998 3.999 4-6.999 6.998z" />
    <path
        fill="#b5b5b5"
        d="m60 30 1.172-1.172a2.828 2.828 0 0 0 .828-2A2.828 2.828 0 0 0 59.172 24a2.828 2.828 0 0 0-2 .828L56 26z"
    />
    <path fill="#fbe1ca" d="M37 11v3a4 4 0 0 1-4 4h-2a4 4 0 0 1-4-4v-3z" />
    <path fill="#c18e59" d="M37 11H27v-1a4 4 0 0 1 4-4h2a4 4 0 0 1 4 4z" />
    <path fill="#4c6cb5" d="M21 28h22v8H21z" />
    <path fill="#5e87ca" d="M21 30h20v6H21zM6 46h22v6H6z" />
    <path fill="#78a0d4" d="M6 48h20v4H6z" />
    <path fill="#5e87ca" d="M36 46h22v6H36z" />
    <path fill="#78a0d4" d="M10 58h14v4H10z" />
    <path fill="#85afdd" d="M10 59h13v3H10z" />
    <path fill="#78a0d4" d="M40 58h14v4H40z" />
    <g fill="#ccc">
        <path
            d="M47 41H33v-5h-2v5H17a1 1 0 0 0-1 1v4h2v-3h28v3h2v-4a1 1 0 0 0-1-1zM16 52h2v6h-2zM46 52h2v6h-2z"
        />
    </g>
    <path fill="#5e87ca" d="M23 24a6 6 0 0 1 6-6h6a6 6 0 0 1 6 6" />
    <path fill="#ccc" d="m49 33-2 6 6-2" />
    <path
        fill="#b5b5b5"
        d="M20.769 11a8.943 8.943 0 0 0-1.156-2.785l.872-.872-2.828-2.828-.872.872A8.943 8.943 0 0 0 14 4.231V3h-4v1.231a8.943 8.943 0 0 0-2.785 1.156l-.872-.872-2.828 2.828.872.872A8.943 8.943 0 0 0 3.231 11H2v4h1.231a8.943 8.943 0 0 0 1.156 2.785l-.872.872 2.828 2.828.872-.872A8.943 8.943 0 0 0 10 21.769V23h4v-1.231a8.943 8.943 0 0 0 2.785-1.156l.872.872 2.828-2.828-.872-.872A8.943 8.943 0 0 0 20.769 15H22v-4zM12 18a5 5 0 1 1 5-5 5 5 0 0 1-5 5z"
    />
    <path fill="#78a0d4" d="M36 48h20v4H36z" />
    <path fill="#85afdd" d="M40 59h13v3H40z" />
</svg>