*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-canvas: #12121f;--bg-surface: #1a1a2e;--bg-surface2: #222238;--bg-hover: #2e2e48;--bg-active: #3a3a5c;--text-primary: #e2e8f0;--text-muted: #8892a4;--text-dim: #5a6478;--accent: #60a5fa;--accent-dim: #3b82f6;--accent-glow: rgba(96, 165, 250, .25);--border: #2e2e48;--border-light: #3d3d5c;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;font-family:Segoe UI,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;color:var(--text-primary);background:var(--bg-canvas)}html,body,#root{height:100%;overflow:hidden;user-select:none;-webkit-user-select:none}.app{display:grid;grid-template-columns:200px 1fr 260px;grid-template-rows:48px 1fr;height:100%}.toolbar-row{grid-column:1 / -1;grid-row:1;position:relative;z-index:2}.sidebar-left{grid-column:1;grid-row:2}.canvas-wrap{grid-column:2;grid-row:2}.sidebar-right{grid-column:3;grid-row:2}.toolbar{display:flex;align-items:center;gap:4px;padding:0 12px;background:var(--bg-surface);border-bottom:1px solid var(--border);height:100%}.toolbar-sep{width:1px;height:26px;background:var(--border-light);margin:0 6px;flex-shrink:0}.toolbar-group{display:flex;align-items:center;gap:3px}.btn{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;background:var(--bg-surface2);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:13px;cursor:pointer;white-space:nowrap;transition:background .12s,border-color .12s;flex-shrink:0}.btn:hover{background:var(--bg-hover);border-color:var(--border-light)}.btn:active{background:var(--bg-active)}.btn:disabled{opacity:.35;cursor:not-allowed}.btn.accent{border-color:var(--accent-dim);color:var(--accent)}.btn.accent:hover{background:var(--accent-glow)}.btn.active{background:var(--accent-glow);border-color:var(--accent-dim);color:var(--accent)}.btn-icon{padding:5px 8px}.btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.dropdown-wrap{position:relative}.dropdown-menu{position:absolute;top:calc(100% + 4px);left:0;min-width:160px;background:var(--bg-surface);border:1px solid var(--border-light);border-radius:8px;box-shadow:0 8px 24px #0006;z-index:100;overflow:hidden}.dropdown-menu button{display:block;width:100%;text-align:left;padding:8px 14px;background:none;border:none;color:var(--text-primary);font-size:13px;cursor:pointer}.dropdown-menu button:hover{background:var(--bg-hover)}.sidebar{background:var(--bg-surface);border-right:1px solid var(--border);overflow-y:auto;padding:16px 12px;position:relative;z-index:1}.sidebar-right{border-right:none;border-left:1px solid var(--border)}.sidebar-section{margin-bottom:24px}.sidebar-section-title{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-dim);margin-bottom:10px;padding-left:2px}.shape-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.shape-card{display:flex;align-items:center;justify-content:center;padding:10px 6px;background:var(--bg-surface2);border:1px solid var(--border);border-radius:8px;cursor:pointer;transition:background .12s,border-color .12s}.shape-card:hover{background:var(--bg-hover);border-color:var(--accent-dim)}.shape-card svg{width:34px;height:24px;flex-shrink:0}.prop-group{margin-bottom:14px}.prop-label{display:block;font-size:11px;color:var(--text-muted);margin-bottom:5px;font-weight:500}.prop-input{width:100%;padding:6px 10px;background:var(--bg-surface2);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:13px;outline:none;transition:border-color .12s}.prop-input:focus{border-color:var(--accent-dim)}select.prop-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238892a4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:28px;cursor:pointer}select.prop-input option{background:var(--bg-surface);color:var(--text-primary)}.prop-textarea{resize:vertical;min-height:60px;font-family:inherit;line-height:1.4}.prop-row{display:flex;gap:8px}.prop-row .prop-group{flex:1}.color-input-wrap{display:flex;align-items:center;gap:8px}.color-input-wrap input[type=color]{width:34px;height:32px;border:1px solid var(--border);border-radius:6px;background:none;padding:2px;cursor:pointer}.color-input-wrap input[type=color]::-webkit-color-swatch-wrapper{padding:0}.color-input-wrap input[type=color]::-webkit-color-swatch{border:none;border-radius:4px}.color-presets{display:flex;gap:4px;flex-wrap:wrap}.color-swatch{width:24px;height:24px;border-radius:5px;border:2px solid var(--border);cursor:pointer;transition:border-color .12s,transform .1s}.color-swatch:hover{border-color:var(--text-muted);transform:scale(1.1)}.empty-state{color:var(--text-dim);font-size:13px;line-height:1.6;text-align:center;padding:32px 8px}.empty-state .icon{font-size:28px;margin-bottom:10px;opacity:.4}.canvas-wrap{position:relative;overflow:hidden;background:var(--bg-canvas)}.canvas-wrap svg{display:block;width:100%;height:100%}.legend{position:absolute;bottom:16px;left:16px;background:#12121fe0;border:1px solid var(--border);border-radius:8px;padding:10px 14px;pointer-events:none;z-index:1}.legend-title{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-dim);margin-bottom:8px}.legend-row{display:flex;align-items:center;gap:10px;height:28px}.legend-swatch{width:36px;height:24px;flex-shrink:0}.legend-label{font-size:12px;color:var(--text-primary)}.inline-edit-input{width:100%;height:100%;background:#12121fd9;border:2px solid var(--accent-dim);border-radius:4px;color:#fff;font-size:14px;text-align:center;outline:none;padding:0 4px;font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.hidden-input{position:absolute;width:0;height:0;opacity:0;pointer-events:none}