*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #2d96c4;--bg-secondary: #252526;--bg-panel: #1e1e1e;--bg-hover: #2d2d2d;--bg-surface: #2a2a2a;--border: #3c3c3c;--text: #cccccc;--text-muted: #858585;--accent: #4fc3f7;--accent-hover: #29b6f6;--danger: #ef5350;--success: #66bb6a}html,body{height:100%;overflow:hidden;font-family:SF Mono,Fira Code,Cascadia Code,monospace;font-size:26px;color:var(--text);background:var(--bg-primary)}#loading{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);z-index:100;font-size:32px;color:var(--accent)}#app{display:flex;flex-direction:column;height:100vh}#top-bar{height:56px;background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 8px}#main-area{flex:1;position:relative;overflow:hidden}#viewport-container{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden}#viewport{width:100%;height:100%;display:block;cursor:crosshair}#left-panel{position:absolute;top:0;left:0;bottom:0;width:360px;min-width:56px;background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;z-index:20;transition:width .2s ease}#right-panel{position:absolute;top:0;right:0;bottom:0;width:320px;min-width:56px;background:var(--bg-panel);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow-y:auto;z-index:20;transition:width .2s ease}.tool-dock{position:fixed;bottom:16px;left:50%;transform:translate(-50%);display:flex;gap:4px;padding:6px 10px;background:var(--bg-panel);border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 20px #0006;z-index:30}.dock-btn{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 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ease}#left-panel.collapsed .asset-header{display:none}#left-panel.collapsed .asset-grid{grid-template-columns:1fr;padding:4px;gap:2px}#left-panel.collapsed .asset-item{aspect-ratio:auto;padding:4px}#right-panel.collapsed .property-panel>h3,#right-panel.collapsed .property-content,#right-panel.collapsed .layer-panel>h3,#right-panel.collapsed .layer-name,#right-panel.collapsed .layer-count{display:none}#right-panel.collapsed .layer-item{justify-content:center;gap:2px;padding:4px}.toolbar{display:flex;align-items:center;gap:4px;height:100%}.toolbar-group{display:flex;gap:2px}.toolbar-separator{width:1px;height:24px;background:var(--border);margin:0 6px}.toolbar-btn{display:flex;align-items:center;gap:6px;padding:6px 14px;border:none;border-radius:4px;background:transparent;color:var(--text-muted);cursor:pointer;font-size:22px;font-family:inherit;transition:all .15s}.toolbar-btn:hover{background:var(--bg-hover);color:var(--text)}.toolbar-btn.active{background:var(--accent);color:#000}.toolbar-btn svg{flex-shrink:0}.tool-icon{display:flex;align-items:center;justify-content:center;font-size:26px}.settings-wrapper{position:relative}.settings-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:240px;background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0006;z-index:50;overflow:hidden}.settings-header{padding:10px 14px;font-size:18px;font-weight:600;color:var(--text);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:1px}.settings-section{padding:12px 14px}.settings-label{font-size:18px;color:var(--text-muted);margin-bottom:8px}.settings-swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:10px}.swatch-btn{width:100%;aspect-ratio:1;border:2px solid transparent;border-radius:6px;cursor:pointer;transition:border-color .12s,transform .12s}.swatch-btn:hover{transform:scale(1.1)}.swatch-btn.active{border-color:var(--accent);box-shadow:0 0 0 2px #4fc3f74d}.settings-custom-row{display:flex;align-items:center;gap:10px}.settings-color-input{width:36px;height:28px;border:1px solid var(--border);border-radius:4px;background:none;cursor:pointer;padding:0}.settings-color-input::-webkit-color-swatch-wrapper{padding:2px}.settings-color-input::-webkit-color-swatch{border:none;border-radius:2px}.settings-color-label{font-size:18px;color:var(--text-muted)}.settings-sublabel{font-size:16px;color:var(--text-muted);margin-bottom:4px;display:block}.settings-slider-row{display:flex;align-items:center;gap:8px;margin-bottom:8px}.settings-slider-row .settings-sublabel{min-width:80px;margin-bottom:0}.settings-slider{flex:1;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--border);border-radius:2px;outline:none;cursor:pointer}.settings-slider::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);cursor:pointer;border:none}.settings-slider-val{font-size:16px;color:var(--text-muted);min-width:32px;text-align:right;font-variant-numeric:tabular-nums}.asset-header{display:flex;gap:6px;padding:8px;flex-shrink:0;border-bottom:1px solid var(--border)}.asset-search{flex:1;min-width:0;padding:6px 10px;border:1px solid var(--border);border-radius:4px;background:var(--bg-surface);color:var(--text);font-family:inherit;font-size:20px;outline:none}.asset-search:focus{border-color:var(--accent)}.category-select{padding:6px 28px 6px 10px;border:1px solid var(--border);border-radius:4px;background:var(--bg-surface);color:var(--text);font-family:inherit;font-size:20px;outline:none;cursor:pointer;-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23858585' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}.category-select:focus{border-color:var(--accent)}.category-select option{background:var(--bg-panel);color:var(--text)}.asset-grid-wrapper{position:relative;flex:1;min-height:0}.asset-grid{position:absolute;top:0;right:0;bottom:0;left:0;overflow-y:auto;padding:6px;display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:4px;align-content:start}.asset-item{display:flex;align-items:center;justify-content:center;aspect-ratio:1;border-radius:6px;cursor:pointer;transition:background 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0}.property-preview{text-align:center;padding:8px 0}.property-preview img{max-width:120px;max-height:80px}.property-fields{display:flex;flex-direction:column;gap:4px}.prop-row{display:flex;justify-content:space-between;padding:3px 0;border-bottom:1px solid var(--border)}.prop-key{color:var(--text-muted);font-size:20px}.prop-val{font-size:20px}.layer-panel{border-top:1px solid var(--border);margin-top:auto}.layer-list{padding:0 8px 8px}.layer-item{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:4px;font-size:22px;cursor:pointer}.layer-item:hover{background:var(--bg-hover)}.layer-item.active{background:#4fc3f726;outline:1px solid var(--accent)}.layer-vis-btn,.layer-lock-btn{border:none;background:none;color:var(--text-muted);cursor:pointer;font-size:22px;padding:4px;width:36px;display:flex;align-items:center;justify-content:center}.layer-name{flex:1}.layer-count{color:var(--text-muted);font-size:18px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-panel)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}