:root{--bg:#07070e;--bg-panel:#0d0d18;--bg-section:#111120;--border:#b4a05026;--border-hi:#b4a05066;--gold:#c8a84b;--gold-dim:#8a7030;--gold-bright:#f0cc70;--text:#9a8f70;--text-dim:#5a5240;--text-bright:#e8ddb0;--accent-red:#c04030;--accent-blue:#3050c8;--resonant:#80e0a0;--mono:"JetBrains Mono", "Courier New", monospace;--serif:"Libre Baskerville", Georgia, serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:var(--bg);color:var(--text);font-family:var(--mono);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-size:12px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);min-height:100svh;overflow-x:hidden}#app{border-left:1px solid var(--border);border-right:1px solid var(--border);flex-direction:column;max-width:1200px;min-height:100svh;margin:0 auto;display:flex}header{border-bottom:1px solid var(--border);background:var(--bg-panel);justify-content:space-between;align-items:center;padding:14px 24px 12px;display:flex}.header-left h1{font-family:var(--mono);letter-spacing:.35em;color:var(--gold);font-size:18px;font-weight:500;line-height:1}.subtitle{letter-spacing:.2em;color:var(--text-dim);text-transform:uppercase;margin-top:3px;font-size:9px}.freq-readout{text-align:right}#freq-display{color:var(--gold-bright);letter-spacing:.05em;font-variant-numeric:tabular-nums;font-size:28px;font-weight:300;line-height:1;display:block}#mode-display{letter-spacing:.12em;color:var(--text-dim);height:12px;margin-top:3px;font-size:9px;transition:color .3s;display:block}#mode-display.resonant{color:var(--resonant)}main{flex:1;min-height:0;display:flex}#canvas-container{background:var(--bg);flex:1;justify-content:center;align-items:center;min-width:0;padding:16px;display:flex;position:relative}#canvas-container:after{content:"";pointer-events:none;background:repeating-linear-gradient(0deg,#0000,#0000 2px,#00000014 2px 4px);position:absolute;inset:0}#sim-canvas{image-rendering:pixelated;display:block}#controls{background:var(--bg-panel);border-left:1px solid var(--border);flex-shrink:0;width:240px;padding:0;overflow-y:auto}.ctrl-section{border-bottom:1px solid var(--border);padding:14px 16px}.ctrl-label{letter-spacing:.25em;color:var(--gold-dim);text-transform:uppercase;margin-bottom:10px;font-size:8px;font-weight:500;display:block}.val-display{color:var(--gold);float:right;font-weight:400}.slider-wrap{margin-bottom:8px;position:relative}.slider{appearance:none;background:var(--bg-section);border:1px solid var(--border);cursor:pointer;border-radius:2px;outline:none;width:100%;height:3px;display:block}.slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--gold);cursor:pointer;border:2px solid var(--bg);border-radius:50%;width:12px;height:12px;transition:box-shadow .15s;box-shadow:0 0 6px #c8a84b80}.slider::-webkit-slider-thumb:hover{box-shadow:0 0 10px #c8a84bcc}.slider::-moz-range-thumb{background:var(--gold);cursor:pointer;border:2px solid var(--bg);border-radius:50%;width:12px;height:12px}.freq-markers{height:8px;margin-top:2px;position:relative}.freq-marker{background:var(--gold-dim);opacity:.7;width:1px;height:5px;position:absolute;top:0;transform:translate(-50%)}.btn{background:var(--bg-section);border:1px solid var(--border);color:var(--text);font-family:var(--mono);letter-spacing:.08em;cursor:pointer;white-space:nowrap;border-radius:2px;padding:5px 10px;font-size:10px;transition:all .15s}.btn:hover{border-color:var(--border-hi);color:var(--text-bright);background:#c8a84b0f}.btn.active{border-color:var(--gold-dim);color:var(--gold);background:#c8a84b1f}.btn-group{flex-wrap:wrap;gap:4px;display:flex}.ctrl-row{gap:6px;margin-top:6px;display:flex}.ctrl-row .btn{flex:1}.resonance-list{flex-wrap:wrap;gap:4px;max-height:120px;display:flex;overflow-y:auto}.resonance-list::-webkit-scrollbar{width:3px}.resonance-list::-webkit-scrollbar-track{background:var(--bg)}.resonance-list::-webkit-scrollbar-thumb{background:var(--border-hi)}.resonance-btn{background:var(--bg);color:var(--text-dim);font-family:var(--mono);letter-spacing:.05em;cursor:pointer;font-variant-numeric:tabular-nums;border:1px solid #b4a0501a;border-radius:2px;padding:3px 6px;font-size:9px;transition:all .15s}.resonance-btn:hover{border-color:var(--border-hi);color:var(--text)}.resonance-btn.active{border-color:var(--gold-dim);color:var(--gold);background:#c8a84b1a;box-shadow:0 0 6px #c8a84b33}footer{border-top:1px solid var(--border);background:var(--bg-panel);letter-spacing:.1em;color:var(--text-dim);font-size:9px;font-family:var(--serif);justify-content:center;align-items:center;gap:10px;padding:8px 24px;font-style:italic;display:flex}footer .sep{opacity:.4}#controls::-webkit-scrollbar{width:3px}#controls::-webkit-scrollbar-track{background:var(--bg)}#controls::-webkit-scrollbar-thumb{background:var(--border-hi)}@media (width<=700px){main{flex-direction:column}#controls{border-left:none;border-top:1px solid var(--border);flex-wrap:wrap;width:100%;display:flex}.ctrl-section{flex:180px}.resonance-list{max-height:60px}}