*,:before,:after{box-sizing:border-box}:root{--bg:#0d0d0f;--surface:#16181e;--border:#2a2d38;--text:#c8cad4;--text-dim:#6b6e80;--accent:#5b9cf6;--mono:ui-monospace, "Cascadia Code", Consolas, monospace;--sans:system-ui, "Segoe UI", Roboto, sans-serif;font:13px/1.5 var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}body{margin:0}#root{flex-direction:column;min-height:100svh;display:flex}h1,h2,h3{margin:0;font-weight:500}input,select{background:var(--surface);border:1px solid var(--border);color:var(--text);font:inherit;border-radius:4px;padding:3px 6px;font-size:12px}input[type=range]{accent-color:var(--accent);border:none;padding:0}input[type=number]{width:60px}pre{font:11px/1.6 var(--mono);color:var(--text-dim);white-space:pre-wrap;word-break:break-all;margin:0}.app{flex-direction:column;height:100svh;display:flex;overflow:hidden}.app-header{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:16px;padding:10px 20px;display:flex}.app-header h1{letter-spacing:.03em;color:var(--text);font-size:15px}.status-pill{border:1px solid var(--border);border-radius:20px;padding:2px 8px;font-size:11px}.status-pill.on{color:#4ade80;border-color:#4ade8055}.status-pill.off{color:#f87171;border-color:#f8717155}.header-spacer{flex:1}.share-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border-radius:4px;padding:3px 10px;font-size:11px;transition:border-color .15s,color .15s}.share-btn:hover{border-color:var(--accent);color:var(--accent)}.share-btn.copied{color:#4ade80;border-color:#4ade80}.app-body{flex:1;display:flex;overflow:hidden}.canvas-pane{background:#000;flex:1;overflow:hidden}.controls-wrapper{flex-shrink:0;min-width:220px;max-width:520px;display:flex;position:relative}.resize-handle{cursor:col-resize;z-index:10;background:0 0;width:5px;transition:background 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4px;font-size:12px}.stepper-val::-webkit-inner-spin-button{-webkit-appearance:none}.stepper-val::-webkit-outer-spin-button{-webkit-appearance:none}.stepper-val{-moz-appearance:textfield}.seg-controls{flex-direction:column;flex:1;gap:4px;display:flex}.rotation-btns{gap:3px;display:flex}.rotation-btns button{flex:1;padding:3px 0;font-size:11px}.rotation-btns button.active{border-color:var(--accent);color:var(--accent);background:#5b9cf633}.led-type-section{border-bottom:1px solid var(--border);padding:10px 14px 12px}.led-type-header{align-items:center;gap:6px;margin-bottom:6px;display:flex}.led-type-header h3{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);margin:0;font-size:11px}.led-type-help-btn{border:1px solid var(--border);width:16px;height:16px;color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;padding:0;font-size:10px;line-height:1}.led-type-help-btn:hover{border-color:var(--accent);color:var(--accent)}.led-type-help{border:1px solid var(--border);color:var(--text-dim);background:#ffffff0a;border-radius:4px;margin-bottom:8px;padding:8px 10px;font-size:11px;line-height:1.5}.led-type-help p{margin:0 0 6px}.led-type-help p:last-child{margin-bottom:0}.led-type-help code{background:#ffffff14;border-radius:3px;padding:1px 4px;font-size:10px}.led-type-radios{gap:6px;display:flex}.led-type-radio{border:1px solid var(--border);cursor:pointer;color:var(--text-dim);-webkit-user-select:none;user-select:none;border-radius:4px;align-items:center;gap:5px;padding:4px 12px;font-size:12px;font-weight:600;transition:border-color .15s,color .15s;display:flex}.led-type-radio input[type=radio]{appearance:none;border:1px solid var(--border);background:0 0;border-radius:50%;flex-shrink:0;width:10px;height:10px}.led-type-radio.active{border-color:var(--accent);color:var(--accent)}.led-type-radio.active 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8px}.layer-empty{color:var(--text-dim);text-align:center;padding:8px;font-size:11px;font-style:italic}.layer-row{cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:4px;align-items:center;gap:6px;padding:5px 6px;font-size:12px;display:flex}.layer-row:hover{background:#ffffff0a}.layer-row.selected{background:#5b9cf626}.layer-row.inactive{opacity:.45}.layer-effect-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.layer-row-actions{flex-shrink:0;gap:2px;display:flex}.mini-palette{flex-shrink:0;align-items:center;gap:2px;display:flex}.mini-swatch{border:1px solid #ffffff1a;border-radius:2px;width:10px;height:10px;display:inline-block}.mini-more{color:var(--text-dim);font-size:10px}.layer-detail{border-top:1px solid var(--border);padding:10px 16px}.layer-detail h3{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);margin-bottom:8px;font-size:11px}.layer-detail 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0;border-radius:4px;justify-content:center;align-items:center;width:20px;height:20px;padding:0;font-size:14px;line-height:1;display:flex}.btn-icon:hover{border-color:var(--accent);color:var(--accent)}.help-backdrop{z-index:100;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.help-modal{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;width:min(820px,95vw);max-height:85vh;display:flex;overflow:hidden}.help-header{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 16px;font-size:13px;font-weight:500;display:flex}.help-body{flex-direction:column;gap:24px;padding:16px;display:flex;overflow-y:auto}.help-section h3{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);margin-bottom:10px;font-size:11px}.help-note{color:var(--text-dim);margin:0 0 10px;font-size:12px;line-height:1.5}.help-note strong{color:var(--text)}.help-table{border-collapse:collapse;width:100%;font-size:12px}.help-table th{text-align:left;text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim);border-bottom:1px solid var(--border);padding:4px 10px 6px;font-size:10px}.help-table td{vertical-align:top;border-bottom:1px solid #ffffff0a;padding:5px 10px;line-height:1.5}.help-table tr:last-child td{border-bottom:none}.help-table td:first-child{white-space:nowrap}.help-table-2col td:first-child{width:120px}.help-table code{font:11px/1.4 var(--mono);color:var(--accent)}.help-dim{color:var(--text-dim)}.help-body a{color:var(--accent);text-decoration:none}.help-body a:hover{text-decoration:underline}.help-preview-cell{vertical-align:middle;padding:5px 10px}.effect-preview-img{image-rendering:pixelated;border-radius:3px;display:block}.strip-name-input{color:var(--text);background:0 0;border:1px solid #0000;border-radius:3px;flex:1;min-width:0;max-width:100px;padding:1px 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label{color:var(--text-dim);flex-shrink:0;font-size:12px}.macro-text-input{background:var(--bg);border:1px solid var(--border);color:var(--text);font:12px/1.4 var(--mono);box-sizing:border-box;border-radius:4px;width:100%;padding:3px 6px}.macro-text-input:focus{border-color:var(--accent);outline:none}.macro-number-input{background:var(--bg);border:1px solid var(--border);color:var(--text);font:12px/1.4 var(--mono);border-radius:4px;width:56px;padding:3px 6px}.macro-number-input:focus{border-color:var(--accent);outline:none}.macro-table{border-collapse:collapse;width:100%;font-size:12px}.macro-table th{text-align:left;text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim);border-bottom:1px solid var(--border);padding:3px 8px 5px;font-size:10px}.macro-table td{vertical-align:middle;border-bottom:1px solid #ffffff0a;padding:4px 8px}.macro-table tr:last-child td{border-bottom:none}.macro-range{color:var(--text-dim);font:11px/1.4 var(--mono);white-space:nowrap}.macro-output-section{flex-direction:column;height:100%;display:flex}.macro-output{resize:none;min-height:320px;font:11px/1.6 var(--mono);color:var(--text);background:var(--bg);border:1px solid var(--border);box-sizing:border-box;border-radius:4px;flex:1;width:100%;padding:8px 10px}.macro-output:focus{border-color:var(--accent);outline:none}.macro-copy-btn{align-self:flex-end;margin-top:8px;padding:4px 14px;font-size:12px}.help-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;padding:0;font-size:10px;font-weight:600;line-height:1;display:inline-flex}.help-btn:hover{border-color:var(--accent);color:var(--accent)}.effect-header{align-items:center;gap:6px;margin-bottom:8px;display:flex}.effect-header h3{margin-bottom:0}button{background:var(--surface);border:1px solid var(--border);color:var(--text);font:inherit;cursor:pointer;border-radius:4px;padding:2px 5px;font-size:11px}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.3;cursor:default}button.btn-danger:hover:not(:disabled){color:#f87171;border-color:#f87171}