.app{--bg-app: #000;--bg-surface: #0a0a0a;--bg-inset: #111;--bg-canvas: #000;--border: #1a1a1a;--border-secondary: #222;--border-hover: #333;--text-primary: #fff;--text-secondary: #ccc;--text-muted: #666;--text-dim: #444;--text-btn: #aaa;--text-label: #888;--text-toggle: #999;--icon-muted: #555;--hover-bg: rgba(255, 255, 255, .05);--hover-bg-strong: rgba(255, 255, 255, .08);--active-bg: rgba(255, 255, 255, .1);--active-bg-strong: rgba(255, 255, 255, .12);--active-border: rgba(255, 255, 255, .2);--active-border-strong: rgba(255, 255, 255, .25);--active-border-max: rgba(255, 255, 255, .3);--accent: #fff;--error: #ff6b6b;--modal-overlay: rgba(0, 0, 0, .8);--project-hover: rgba(255, 255, 255, .03);--grid-color: rgba(255, 255, 255, .2)}.app--light{--bg-app: #f5f5f5;--bg-surface: #fff;--bg-inset: #f0f0f0;--bg-canvas: #e8e8e8;--border: #ddd;--border-secondary: #ccc;--border-hover: #aaa;--text-primary: #111;--text-secondary: #333;--text-muted: #777;--text-dim: #999;--text-btn: #555;--text-label: #666;--text-toggle: #555;--icon-muted: #888;--hover-bg: rgba(0, 0, 0, .04);--hover-bg-strong: rgba(0, 0, 0, .06);--active-bg: rgba(0, 0, 0, .08);--active-bg-strong: rgba(0, 0, 0, .1);--active-border: rgba(0, 0, 0, .15);--active-border-strong: rgba(0, 0, 0, .2);--active-border-max: rgba(0, 0, 0, .25);--accent: #111;--error: #d33;--modal-overlay: rgba(0, 0, 0, .4);--project-hover: rgba(0, 0, 0, .03);--grid-color: rgba(0, 0, 0, .15)}.app{display:grid;grid-template-rows:48px 1fr;width:100%;height:100%;font-family:Nunito,sans-serif;color:var(--text-primary);background:var(--bg-app)}.toolbar{display:flex;align-items:center;gap:8px;padding:0 16px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.logo{font-weight:700;font-size:14px;color:var(--text-primary);letter-spacing:.5px;margin-right:8px}.toolbar-divider{width:1px;height:24px;background:var(--border);margin:0 4px}.toolbar-btn{padding:4px 10px;border:1px solid var(--border-secondary);border-radius:4px;background:transparent;color:var(--text-btn);font-family:Nunito,sans-serif;font-size:12px;cursor:pointer;white-space:nowrap}.toolbar-btn:hover:not(:disabled){background:var(--hover-bg-strong);color:var(--text-primary)}.toolbar-btn:disabled{opacity:.35;cursor:default}.toolbar-zoom{font-size:11px;color:var(--text-muted);min-width:40px;text-align:center}.theme-toggle{padding:4px 8px;border:1px solid var(--border-secondary);border-radius:4px;background:transparent;color:var(--text-btn);font-size:14px;cursor:pointer;line-height:1}.theme-toggle:hover{background:var(--hover-bg-strong);color:var(--text-primary)}.workspace{display:grid;grid-template-columns:40px 1fr 280px;overflow:hidden}.canvas-area{position:relative;overflow:hidden;background:var(--bg-canvas)}.canvas-element{display:block;width:100%;height:100%;cursor:crosshair}.canvas-element--pixel{image-rendering:pixelated;image-rendering:crisp-edges}.sidebar{display:flex;flex-direction:column;background:var(--bg-surface);border-left:1px solid var(--border);overflow-y:auto}.sidebar-section{padding:12px 16px;border-bottom:1px solid var(--border)}.sidebar-section h3{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:8px}.sidebar-empty{font-size:12px;color:var(--text-dim)}.layer-list{display:flex;flex-direction:column;gap:2px}.layer-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:4px;cursor:pointer;font-size:12px}.layer-item:hover{background:var(--hover-bg)}.layer-item--active{background:var(--active-bg);border:1px solid var(--active-border)}.layer-visibility{background:none;border:none;color:var(--text-muted);font-size:14px;cursor:pointer;padding:0;line-height:1}.layer-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-secondary)}.layer-controls{display:flex;align-items:center;gap:4px}.layer-opacity{width:50px;height:4px;accent-color:var(--accent)}.layer-btn{background:none;border:none;color:var(--icon-muted);cursor:pointer;font-size:14px;padding:0 2px;line-height:1}.layer-btn:hover{color:var(--text-secondary)}.layer-btn--delete:hover{color:var(--error)}.pattern-repeat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-bottom:12px}.pattern-repeat-btn{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;border:1px solid var(--border);border-radius:4px;background:transparent;color:var(--text-muted);cursor:pointer;font-family:Nunito,sans-serif;font-size:10px}.pattern-repeat-btn:hover{border-color:var(--border-hover);color:var(--text-secondary)}.pattern-repeat-btn--active{border-color:var(--accent);background:var(--hover-bg-strong);color:var(--text-primary)}.pattern-repeat-icon{font-size:18px}.pattern-repeat-label{white-space:nowrap}.pattern-controls{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.pattern-field{display:flex;align-items:center;gap:6px}.pattern-field label{font-size:11px;color:var(--text-muted);min-width:65px}.pattern-field input[type=number]{width:70px;padding:3px 6px;border:1px solid var(--border);border-radius:3px;background:var(--bg-app);color:var(--text-secondary);font-family:Nunito,sans-serif;font-size:12px}.pattern-field input[type=range]{flex:1;accent-color:var(--accent)}.pattern-unit{font-size:10px;color:var(--text-dim)}.pattern-toggles{display:flex;flex-direction:column;gap:6px}.pattern-toggle{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-toggle);cursor:pointer}.pattern-toggle input[type=checkbox]{accent-color:var(--accent)}.color-extract{display:flex;gap:6px;margin-bottom:12px}.color-count-select{padding:4px 6px;border:1px solid var(--border);border-radius:3px;background:var(--bg-app);color:var(--text-secondary);font-family:Nunito,sans-serif;font-size:12px}.color-btn{padding:4px 10px;border:1px solid var(--border-secondary);border-radius:4px;background:transparent;color:var(--text-btn);font-family:Nunito,sans-serif;font-size:12px;cursor:pointer;white-space:nowrap}.color-btn:hover{background:var(--hover-bg-strong);color:var(--text-primary)}.color-btn--small{padding:2px 8px;font-size:11px}.palette-section{margin-bottom:12px}.palette-swatches{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px}.palette-swatch-wrapper{display:flex;flex-direction:column;align-items:center;gap:2px}.palette-swatch{width:28px;height:28px;border-radius:4px;border:2px solid transparent;cursor:pointer}.palette-swatch:hover{border-color:var(--accent)}.palette-swatch--locked{border-color:var(--error)}.palette-lock{background:none;border:none;font-size:10px;cursor:pointer;padding:0;line-height:1}.color-picker-inline{display:flex;align-items:center;gap:8px;padding:8px;background:var(--bg-inset);border-radius:4px;margin-bottom:8px}.color-picker-label{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-toggle)}.color-picker-label input[type=color]{width:32px;height:24px;border:none;border-radius:3px;cursor:pointer;background:none}.colorway-section{margin-top:8px}.colorway-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.colorway-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted)}.colorway-list{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}.colorway-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:4px;cursor:pointer;font-size:12px}.colorway-item:hover{background:var(--hover-bg)}.colorway-item--active{background:var(--active-bg);border:1px solid var(--active-border)}.colorway-preview{display:flex;gap:1px}.colorway-preview-swatch{width:12px;height:12px;border-radius:2px}.colorway-name{flex:1;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.batch-controls{margin-top:8px}.batch-label{font-size:11px;color:var(--text-muted);display:block;margin-bottom:4px}.batch-buttons{display:flex;gap:4px;flex-wrap:wrap}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--modal-overlay);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:var(--bg-surface);border:1px solid var(--border);border-radius:8px;padding:24px;min-width:400px;max-width:600px;max-height:80vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-header h2{font-size:16px;font-weight:600;color:var(--text-primary)}.modal-close{background:none;border:none;color:var(--text-muted);font-size:20px;cursor:pointer}.modal-close:hover{color:var(--text-primary)}.modal-actions{display:flex;gap:8px;margin-bottom:16px}.modal-loading{font-size:13px;color:var(--text-muted);text-align:center;padding:16px}.project-grid{display:flex;flex-direction:column;gap:6px}.project-card{display:flex;align-items:center;padding:10px 12px;border:1px solid var(--border);border-radius:6px;cursor:pointer}.project-card:hover{border-color:var(--border-hover);background:var(--project-hover)}.project-card-body{flex:1}.project-card-name{font-size:13px;color:var(--text-secondary);font-weight:500}.project-card-date{font-size:11px;color:var(--icon-muted);margin-top:2px}.ai-input-group{display:flex;gap:6px;margin-bottom:8px}.ai-mood-input{flex:1;padding:6px 8px;border:1px solid var(--border);border-radius:4px;background:var(--bg-app);color:var(--text-secondary);font-family:Nunito,sans-serif;font-size:12px}.ai-mood-input::placeholder{color:var(--text-dim)}.ai-buttons{display:flex;gap:6px;margin-bottom:8px}.ai-error{font-size:11px;color:var(--error);margin-bottom:8px}.ai-suggestions{display:flex;flex-direction:column;gap:6px}.ai-suggestion-card{padding:8px;border:1px solid var(--border);border-radius:4px;cursor:pointer}.ai-suggestion-card:hover{border-color:var(--accent);background:var(--project-hover)}.ai-suggestion-swatches{display:flex;gap:2px;margin-bottom:4px}.ai-suggestion-swatch{flex:1;height:20px;border-radius:2px}.ai-suggestion-info{display:flex;flex-direction:column;gap:2px}.ai-suggestion-name{font-size:11px;font-weight:600;color:var(--text-secondary)}.ai-suggestion-desc{font-size:10px;color:var(--text-muted)}.tool-palette{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 0;background:var(--bg-surface);border-right:1px solid var(--border);overflow-y:auto}.tool-palette-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid transparent;border-radius:4px;background:transparent;color:var(--text-label);cursor:pointer;font-size:14px;padding:0}.tool-palette-btn:hover{background:var(--hover-bg-strong);color:var(--text-secondary)}.tool-palette-btn--active{background:var(--active-bg-strong);border-color:var(--active-border-strong);color:var(--text-primary)}.tool-palette-icon{font-size:16px;line-height:1}.tool-colors{display:flex;align-items:center;gap:6px;margin-bottom:10px}.tool-color-swatch{display:flex;align-items:center;gap:4px;cursor:pointer}.tool-color-swatch input[type=color]{width:28px;height:28px;border:1px solid var(--border-hover);border-radius:4px;cursor:pointer;background:none;padding:0}.tool-color-label{font-size:10px;color:var(--text-muted);text-transform:uppercase}.tool-swap-btn{background:none;border:1px solid var(--border-secondary);border-radius:3px;color:var(--text-muted);cursor:pointer;font-size:12px;padding:2px 4px;line-height:1}.tool-swap-btn:hover{color:var(--text-secondary);border-color:var(--border-hover)}.tool-option{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}.tool-option--toggle{flex-direction:row;align-items:center;gap:6px;cursor:pointer;padding:4px 0;margin-bottom:6px;border-bottom:1px solid var(--border)}.tool-option--toggle input[type=checkbox]{accent-color:var(--accent);width:14px;height:14px}.tool-option--toggle span{font-size:11px;color:var(--text-secondary);font-weight:600}.tool-option label{font-size:11px;color:var(--text-label)}.tool-option input[type=range]{width:100%;accent-color:var(--accent)}.tool-shape-modes{display:flex;gap:4px}.tool-shape-mode-btn{flex:1;padding:3px 0;border:1px solid var(--border-secondary);border-radius:3px;background:transparent;color:var(--text-muted);font-family:Nunito,sans-serif;font-size:11px;cursor:pointer;text-transform:capitalize}.tool-shape-mode-btn:hover{border-color:var(--border-hover);color:var(--text-secondary)}.tool-shape-mode-btn--active{border-color:var(--active-border-max);background:var(--active-bg);color:var(--text-primary)}.color-btn--active{background:var(--active-bg-strong);border-color:var(--active-border-max);color:var(--text-primary)}.seam-controls{margin-bottom:8px}.seam-feather{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}.seam-ai{margin-bottom:8px}.seam-analysis{margin-top:8px;padding:8px;background:var(--bg-inset);border-radius:4px}.seam-score{font-size:12px;color:var(--text-secondary);margin-bottom:4px}.seam-score strong{color:var(--text-primary)}.seam-summary{font-size:11px;color:var(--text-label);margin-bottom:8px}.seam-issue{padding:6px 8px;border-radius:3px;margin-bottom:4px;border-left:3px solid var(--text-dim)}.seam-issue--low{border-left-color:#4a4}.seam-issue--medium{border-left-color:#ca3}.seam-issue--high{border-left-color:#f55}.seam-issue-edge{font-size:11px;font-weight:600;color:var(--text-secondary);margin-right:6px;text-transform:capitalize}.seam-issue-severity{font-size:10px;color:var(--text-label);text-transform:uppercase;letter-spacing:.5px}.seam-issue-desc{font-size:11px;color:var(--text-muted);margin-top:2px}.sep-controls{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}.sep-palette{display:flex;flex-direction:column;gap:4px;margin-bottom:10px}.sep-color-row{display:flex;align-items:center;gap:6px;padding:4px 6px;border-radius:3px;font-size:11px}.sep-color-row:hover{background:var(--hover-bg)}.sep-color-name{flex:1;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sep-color-hex{color:var(--text-muted);font-size:10px;font-family:monospace}.sep-pantone{font-size:10px;color:var(--text-label);background:var(--border);padding:1px 4px;border-radius:2px}.sep-actions{display:flex;gap:6px}.help-guide{max-height:85vh}.help-layout{display:flex;gap:16px;height:450px}.help-nav{display:flex;flex-direction:column;gap:2px;min-width:140px;border-right:1px solid var(--border);padding-right:12px}.help-nav-btn{text-align:left;padding:6px 10px;border:none;border-radius:4px;background:transparent;color:var(--text-muted);font-family:Nunito,sans-serif;font-size:12px;cursor:pointer;white-space:nowrap}.help-nav-btn:hover{background:var(--hover-bg);color:var(--text-secondary)}.help-nav-btn--active{background:var(--active-bg);color:var(--text-primary);font-weight:600}.help-content{flex:1;overflow-y:auto;padding-right:8px;height:100%}.help-content h3{font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:12px}.help-body{font-size:12px;color:var(--text-secondary);line-height:1.6}.help-para{margin-bottom:12px}.help-para p{margin:2px 0}.help-para strong{color:var(--text-primary)}.tile-preview-canvas{width:100%;border-radius:4px;border:1px solid var(--border);image-rendering:pixelated}.tile-preview-info{display:flex;justify-content:space-between;font-size:10px;color:var(--text-muted);margin-top:4px}