body { font-family: 'Inter', sans-serif; background-color: #f8fafc; color: #1e293b; }
        .custom-scrollbar::-webkit-scrollbar { width: 6px; height: 6px; }
        .custom-scrollbar::-webkit-scrollbar-track { background: #f1f5f9; }
        .custom-scrollbar::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
        .custom-scrollbar::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
        .body-part { cursor: pointer; transition: all 0.2s; }
        .body-part:hover { fill: #ef4444; opacity: 0.8; }
        .body-part.selected { fill: #dc2626 !important; stroke: #991b1b; stroke-width: 2; }