VST2X3D.css

        body {
            font-family: system-ui, sans-serif;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
            background-color: #f5f5f5;
        }
        .container {
            background: white;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .upload-area {
            border: 2px dashed #ccc;
            border-radius: 4px;
            padding: 2rem;
            text-align: center;
            margin: 1rem 0;
            background: #fafafa;
            cursor: pointer;
        }
        .upload-area.dragover {
            border-color: #4299e1;
            background: #ebf8ff;
        }
        .button {
            background: #4299e1;
            color: white;
            border: none;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            cursor: pointer;
            font-size: 1rem;
        }
        .button:hover {
            background: #3182ce;
        }
        .button:disabled {
            background: #a0aec0;
            cursor: not-allowed;
        }
        #status {
            margin-top: 1rem;
            padding: 1rem;
            border-radius: 4px;
        }
        .error {
            background: #fff5f5;
            color: #c53030;
            border: 1px solid #feb2b2;
        }
        .success {
            background: #f0fff4;
            color: #2f855a;
            border: 1px solid #9ae6b4;
        }