:root{--bg-base:#0a0a0a;--bg-canvas:#0a0a0a;--bg-panel:#181818f2;--bg-panel-solid:#181818;--bg-button:#242424;--bg-button-hover:#333;--bg-button-active:#f3f3f3;--border-subtle:#303030;--border-default:#3b3b3b;--border-strong:#4c4c4c;--text-primary:#fff;--text-secondary:#bebebe;--text-muted:#9d9d9d;--text-active:#0d0d0d;--accent:#39ff14;--accent-dim:#39ff142e;--glass-subtle:#ffffff08;--glass-low:#ffffff0d;--glass-mid:#ffffff14;--glass-hover:#ffffff1a;--glass-high:#ffffff26;--focus-ring:0 0 0 2px var(--bg-base), 0 0 0 4px var(--accent);--font-family:"Inter", sans-serif;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--ease-entrance:cubic-bezier(.05, .7, .1, 1);--ease-exit:cubic-bezier(.3, 0, 1, 1);--ease-standard:cubic-bezier(.2, 0, 0, 1);--ease-premium:cubic-bezier(.4, 0, .2, 1);--dur-fast:.15s;--dur-base:.25s;--dur-slow:.4s}*{box-sizing:border-box;margin:0;padding:0}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}body{font-family:var(--font-family);background-color:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;height:100dvh;margin:0;line-height:1.5;overflow:hidden}body:before{content:"";pointer-events:none;z-index:0;background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-position:50%;background-size:60px 60px;position:absolute;inset:0}.floating-ui-layer{pointer-events:none;z-index:10;position:absolute;inset:0}.panel{pointer-events:auto;background-color:var(--bg-panel);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);position:absolute}@supports not ((-webkit-backdrop-filter:blur(1px)) or 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var(--border-subtle);pointer-events:auto;justify-content:center;align-items:center;padding:8px;display:flex;position:relative}.icon-btn:hover{background-color:var(--bg-button-hover)}.sidebar-content{flex-grow:1}.control-group{flex-direction:column;gap:12px;display:flex}.group-title{color:var(--text-muted);text-transform:uppercase;padding-bottom:0;font-size:12px;font-weight:600}.sub-title{color:var(--text-muted);text-transform:uppercase;margin-top:0;font-size:12px;font-weight:600}.separator{background:var(--border-default);border:0;height:1px;margin:0}.tool-drop-zone{border:2px dashed var(--border-default);border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:border-color var(--dur-fast), background-color var(--dur-fast);background:var(--bg-button);flex-direction:column;align-items:center;gap:8px;padding:24px 16px;display:flex;position:relative}.tool-drop-zone:hover,.tool-drop-zone.dragover{border-color:var(--accent);background:var(--bg-button-hover)}.tool-drop-zone .material-symbols-outlined{color:var(--text-secondary);font-size:32px}.tool-drop-zone p{color:var(--text-secondary);margin:0;font-size:13px;line-height:1.4}.tool-file-input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.slider-row{flex-direction:column;gap:7px;display:flex}.slider-header{color:var(--text-secondary);justify-content:space-between;align-items:baseline;font-size:12px;font-weight:500;display:flex}.slider-header span{font-variant-numeric:tabular-nums;color:var(--text-muted);background:var(--glass-mid);border:1px solid var(--border-subtle);border-radius:3px;padding:1px 6px;font-size:12px;font-weight:500}.notion-slider{appearance:none;background:var(--glass-high);cursor:pointer;border-radius:3px;outline:none;width:100%;height:5px}.notion-slider:focus-visible{box-shadow:var(--focus-ring);border-radius:3px}.notion-slider::-webkit-slider-thumb{appearance:none;background:var(--text-primary);cursor:pointer;width:16px;height:16px;box-shadow:0 0 0 2px 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62%);transform:scale(0)}.notion-checkbox:checked{background-color:var(--text-primary);border-color:var(--text-primary)}.notion-checkbox:checked:before{transform:scale(1)}.setting-row{flex-direction:column;gap:6px;font-size:12px;display:flex}.notion-select{background:var(--glass-low);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--text-primary);border:1px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer;appearance:none;transition:border-color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard);outline:none;min-height:36px;padding:7px 10px;font-family:inherit;font-size:13px;font-weight:500}.notion-select:hover{background:var(--glass-mid);border-color:var(--border-strong)}.notion-select:focus-visible{box-shadow:var(--focus-ring);border-color:#ffffff38}.color-grid{flex-wrap:wrap;gap:15px;display:flex}.color-item{color:var(--text-muted);letter-spacing:.02em;transition:opacity var(--dur-fast) var(--ease-standard), filter var(--dur-fast) var(--ease-standard);flex-direction:column;align-items:center;gap:6px;font-size:12px;font-weight:500;display:flex}.color-item.disabled{opacity:.3;pointer-events:none;filter:grayscale()}.color-wrapper{border-radius:var(--radius-sm);border:1px solid var(--border-default);cursor:pointer;width:36px;height:36px;transition:border-color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);position:relative;overflow:hidden;box-shadow:0 2px 8px #0000004d}.color-wrapper:hover{border-color:var(--border-strong);transform:scale(1.08)}.color-wrapper:focus-within{box-shadow:var(--focus-ring);border-color:var(--border-strong)}input[type=color]{appearance:none;cursor:pointer;background:0 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.material-symbols-outlined{font-size:16px}.notion-btn:focus-visible{box-shadow:var(--focus-ring)}.notion-btn:hover{background:var(--bg-button-hover);color:var(--text-primary)}.notion-btn.active{background:var(--bg-button-active);color:var(--text-active);border-color:#0000;font-weight:600}.notion-btn-primary{background:var(--text-primary);color:#0d0d0d;border:1px solid #0000;font-weight:600}.notion-btn-primary:hover{background:#fff;box-shadow:0 0 16px #ffffff1f}.status-msg{color:var(--text-muted);letter-spacing:.02em;font-size:11px;font-weight:500}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.canvas-container{z-index:0;background-color:#0000;justify-content:center;align-items:center;width:calc(100vw - 390px);display:flex;position:absolute;top:0;bottom:0;left:390px;overflow:hidden}#visualizer,#hydrogen_visualizer,#oscVisualizer,#asciiCanvas{z-index:2;max-width:90%;max-height:90%;box-shadow:0 0 0 1px var(--border-subtle), 0 24px 80px #000000b3, 0 0 60px #0006;transition:width var(--dur-slow) var(--ease-premium), height var(--dur-slow) var(--ease-premium);border-radius:2px;display:block;position:relative}.tools-modal-overlay{-webkit-backdrop-filter:blur(10px);z-index:9999;opacity:0;visibility:hidden;pointer-events:none;width:100vw;height:100vh;transition:opacity var(--dur-normal) var(--ease-premium), visibility 0s linear var(--dur-normal);background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;top:0;left:0}.tools-modal-content{background:var(--bg-panel-solid);border:1px solid var(--border-default);opacity:0;width:fit-content;max-width:90vw;transition:transform var(--dur-normal) var(--ease-premium), opacity var(--dur-normal) var(--ease-premium);padding:16px;transform:scale(.95)translateY(10px)}.tools-modal-overlay.active{opacity:1;visibility:visible;pointer-events:auto;transition:opacity var(--dur-normal) var(--ease-premium), visibility 0s linear}.tools-modal-overlay.active .tools-modal-content{opacity:1;transform:scale(1)translateY(0)}.tools-modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.tools-modal-header h2{color:var(--text-primary);letter-spacing:-.01em;margin:0;font-size:24px;font-weight:600}.tools-modal-grid{flex-wrap:wrap;justify-content:flex-start;gap:8px;max-width:544px;display:flex}.tool-card{background:var(--glass-low);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;transition:background var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);flex-direction:column;flex:0 0 130px;justify-content:center;align-items:center;gap:2px;padding:12px;display:flex}.tool-card:hover{background:var(--glass-hover);border-color:var(--border-strong);transform:translateY(-2px)}.tool-card .icon{color:var(--text-primary);font-size:24px}.tool-card .label{color:var(--text-primary);font-size:14px;font-weight:500}