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var(--border-color);border-radius:var(--border-radius);overflow:hidden}.filter-item.inactive{opacity:.6}.filter-select-override{width:100%}.filter-header{background-color:var(--bg-secondary);display:flex;align-items:center;padding:var(--spacing-xs);gap:var(--spacing-sm)}.filter-header-left{display:flex;align-items:center;flex:1;gap:6px;overflow:hidden}.filter-collapse-icon{display:flex;align-items:center;justify-content:center;color:var(--text-secondary);cursor:pointer;opacity:.5}.filter-title{font-size:var(--font-size-sm);font-weight:500;text-transform:uppercase;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:grab}.filter-title:active{cursor:grabbing}.filter-item.dragging{opacity:.5;background:var(--overlay-bg);border-color:var(--text-secondary)}.filter-actions{display:flex;gap:2px}.btn-icon-small{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:2px;border-radius:2px;display:flex;align-items:center;justify-content:center;opacity:.7}.btn-icon-small:hover{background:var(--bg-hover);color:var(--text-primary);opacity:1}.btn-icon-small:disabled{opacity:.2;cursor:default}.btn-delete:hover{background:#ff323233;color:var(--color-delete)}.filter-content{background-color:var(--bg-primary);padding:var(--spacing-sm);border-top:var(--border-width) solid var(--border-color)}.filter-params{display:flex;flex-direction:column;gap:6px}.param-row{display:flex;flex-direction:column;gap:2px}.param-row label{font-size:var(--font-size-xs);color:var(--text-secondary);opacity:.8}.param-row-multi{display:flex;gap:8px}.param-col{flex:1;display:flex;flex-direction:column;gap:2px}.param-col label{font-size:10px;color:#fff9}.filter-params.checkboxes{flex-direction:row;gap:12px}.filter-params.checkboxes label{display:flex;align-items:center;gap:4px;font-size:11px;color:#fffc;cursor:pointer}.filter-stack{display:flex;flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-xs) 0;padding-bottom:var(--spacing-sm);border-bottom:var(--border-width) solid var(--border-color)}.filter-list{display:flex;flex-direction:column;gap:6px}.add-filter-dropdown select{width:100%;background-color:var(--bg-secondary);color:var(--text-primary)}.texture-tiler-tool{width:100%;height:100%;position:relative}.texture-tiler-center{flex:1;display:flex;justify-content:center;align-items:center;overflow:hidden;position:relative}.texture-tiler-viewport{width:100%;height:100%;overflow:hidden;display:flex;justify-content:center;align-items:center}.texture-tiler-preview{max-width:100%;max-height:100%;object-fit:contain;box-shadow:var(--shadow-lg)}.texture-tiler-placeholder{color:var(--text-secondary);font-style:italic}:root{--bg-primary: #1a1a1a;--bg-secondary: #2a2a2a;--bg-tertiary: #3a3a3a;--bg-hover: rgba(255, 255, 255, .1);--text-primary: #ffffff;--text-secondary: #cccccc;--border-color: #444444;--accent-color: #646cff;--color-delete: #ff3b30;--color-edit: #34c759;--color-reverse: #007aff;--overlay-bg: rgba(0, 0, 0, .5);--toolbar-width: 200px;--toolbar-min-width: 200px;--toolbar-max-width: 800px;--workspace-tab-height: 40px;--border-width: 1px;--border-width-thick: 2px;--border-width-thicker: 3px;--border-radius: 4px;--border-radius-sm: calc(var(--border-radius) / 2);--border-radius-lg: calc(var(--border-radius) * 2);--border-radius-round: 50%;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--font-size-xs: 10px;--font-size-sm: 12px;--font-size-base: 14px;--font-size-lg: 16px;--button-size: 32px;--button-size-sm: 24px;--button-size-lg: 48px;--icon-size: 16px;--input-height: 16px;--input-width: 16px;--input-padding: 12px;--tab-min-width: 120px;--tab-max-width: 200px;--tab-padding: 12px;--tab-gap: 8px;--color-picker-width: 220px;--color-picker-saturation-height: 180px;--color-picker-hue-height: 14px;--zoom-slider-width: 240px;--drag-handle-width: 11px;--transition-fast: .1s ease;--transition-normal: .15s ease;--transition-slow: .2s ease;--shadow: 0 4px 12px rgba(0, 0, 0, .3)}.app{width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-primary);color:var(--text-primary);position:relative}.empty-workspace-container{position:absolute;top:var(--workspace-tab-height);left:0;right:0;bottom:0;background-color:var(--bg-primary);z-index:0}::selection{background-color:var(--accent-color);color:var(--text-primary)}