:root {
            --bg-dark: #050505;
            --panel-bg: #0a0a0a;
            --border-dim: #222;
            --accent-primary: #00f0ff;
            --accent-secondary: #ff003c;
            --accent-tertiary: #fcee0a;
            --text-main: #e0e0e0;
            --text-dim: #666;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: 'Rajdhani', sans-serif;
            overflow: hidden;
            height: 100vh;
            width: 100vw;
        }

        .mono {
            font-family: 'JetBrains Mono', monospace;
        }

        /* Custom Scrollbar */
        ::-webkit-scrollbar {
            width: 4px;
            height: 4px;
        }
        ::-webkit-scrollbar-track {
            background: #000;
        }
        ::-webkit-scrollbar-thumb {
            background: #333;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--accent-primary);
        }

        /* UI Elements */
        .panel {
            background: var(--panel-bg);
            border: 1px solid var(--border-dim);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .panel::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
            opacity: 0.3;
        }

        .panel-header {
            background: rgba(255,255,255,0.02);
            border-bottom: 1px solid var(--border-dim);
            padding: 4px 8px;
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .grid-bg {
            background-image: 
                linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 20px 20px;
        }

        /* Range Slider Styling */
        input[type=range] {
            -webkit-appearance: none;
            width: 100%;
            background: transparent;
        }
        input[type=range]::-webkit-slider-thumb {
            -webkit-appearance: none;
            height: 10px;
            width: 4px;
            background: var(--accent-primary);
            cursor: pointer;
            margin-top: -3px;
            box-shadow: 0 0 5px var(--accent-primary);
        }
        input[type=range]::-webkit-slider-runnable-track {
            width: 100%;
            height: 4px;
            background: #222;
            border: 1px solid #333;
        }

        /* Knob Simulation */
        .knob-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .knob {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: conic-gradient(var(--accent-primary) 0%, #111 0%);
            border: 2px solid #333;
            position: relative;
            cursor: pointer;
            box-shadow: 0 0 5px rgba(0,0,0,0.5);
        }
        .knob::after {
            content: '';
            position: absolute;
            top: 50%; left: 50%;
            width: 2px; height: 8px;
            background: #fff;
            transform-origin: bottom center;
            transform: translate(-50%, -100%) rotate(0deg);
        }

        /* Drag Drop Zone */
        #drop-zone {
            border: 2px dashed var(--border-dim);
            transition: all 0.3s ease;
            background: rgba(0,0,0,0.2);
        }
        #drop-zone.dragover {
            border-color: var(--accent-primary);
            background: rgba(0, 240, 255, 0.1);
            box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.2);
        }

        /* Canvas Overlay */
        canvas {
            display: block;
        }
        
        .viz-canvas-container {
            position: relative;
            width: 100%;
            height: 100%;
            background: #000;
        }

        /* Matrix Grid */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(8, 1fr);
            gap: 2px;
        }
        .matrix-cell {
            aspect-ratio: 1;
            background: #111;
            border: 1px solid #222;
            cursor: pointer;
            transition: background 0.1s;
        }
        .matrix-cell.active {
            background: var(--accent-secondary);
            box-shadow: 0 0 4px var(--accent-secondary);
        }
        .matrix-cell:hover {
            border-color: #444;
        }

        /* Floating Node Window */
        .node-window {
            position: absolute;
            top: 20px; left: 20px;
            width: 200px;
            background: rgba(10, 10, 10, 0.9);
            border: 1px solid var(--accent-tertiary);
            backdrop-filter: blur(4px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            z-index: 10;
        }

        /* Timeline */
        .timeline-track {
            height: 40px;
            background: #080808;
            border-bottom: 1px solid #222;
            position: relative;
        }
        .playhead {
            position: absolute;
            top: 0; bottom: 0;
            width: 2px;
            background: var(--accent-secondary);
            left: 0%;
            box-shadow: 0 0 10px var(--accent-secondary);
            z-index: 5;
            pointer-events: none;
        }
        
        /* Utility classes for dense UI */
        .text-xs { font-size: 0.7rem; }
        .text-xxs { font-size: 0.6rem; }
        .text-neon-blue { color: var(--accent-primary); text-shadow: 0 0 5px rgba(0,240,255,0.5); }
        .text-neon-red { color: var(--accent-secondary); text-shadow: 0 0 5px rgba(255,0,60,0.5); }
        
        .crt-overlay {
            pointer-events: none;
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
            background-size: 100% 2px, 3px 100%;
            z-index: 9999;
            opacity: 0.4;
        }