:root{--primary-bg: rgba(15, 15, 20, .75);--border-color: rgba(255, 255, 255, .15);--text-main: rgba(255, 255, 255, .95);--text-muted: rgba(255, 255, 255, .7);--accent: #535bf2;--accent-hover: #646cff;--radius: 8px;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.4;font-weight:400;color-scheme:dark;color:var(--text-main);background-color:#000;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;touch-action:none;overscroll-behavior:none;background:#111;overflow:hidden}canvas{display:block;box-shadow:0 0 40px #000c}.glass-panel{background:var(--primary-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:var(--radius);padding:12px;box-shadow:0 4px 16px #00000080;color:var(--text-main);font-size:11px;text-shadow:0 1px 2px rgba(0,0,0,.8);box-sizing:border-box;max-width:90vw}.glass-panel h3{margin:0 0 10px;font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color);padding-bottom:6px;transition:all .2s ease}.glass-panel h3.collapsed{margin-bottom:0;padding-bottom:0;border-bottom-color:transparent}.glass-panel .meta-info{font-family:JetBrains Mono,monospace,Inter;font-size:10px;color:var(--text-muted);display:flex;flex-direction:column;gap:4px}.control-group{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;gap:12px}.control-label{font-size:11px;color:var(--text-muted);flex-shrink:0}input[type=range]{-webkit-appearance:none;width:70px;height:3px;background:#fff3;border-radius:2px;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--text-main);cursor:pointer;box-shadow:0 2px 4px #0009;transition:transform .1s}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.1)}input[type=color]{-webkit-appearance:none;border:none;width:24px;height:18px;border-radius:4px;cursor:pointer;padding:0;background:transparent}input[type=color]::-webkit-color-swatch-wrapper{padding:0}input[type=color]::-webkit-color-swatch{border:1px solid var(--border-color);border-radius:4px}.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:6px 10px;font-size:11px;font-weight:500;cursor:pointer;transition:all .2s;width:100%;margin-top:4px;box-shadow:0 2px 4px #00000080;text-shadow:0 1px 2px rgba(0,0,0,.8)}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 10px #646cff4d}.btn-primary:active{transform:translateY(0)}.btn-icon{background:transparent;border:none;color:var(--text-muted);font-size:14px;cursor:pointer;padding:0 4px;transition:color .2s;display:flex;align-items:center;justify-content:center}.btn-icon:hover{color:var(--text-main)}