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var(--border-dim);white-space:nowrap;flex-shrink:0}.toolbar-group{display:flex;align-items:center;gap:2px;flex-shrink:0}.shape-group{gap:2px}.group-label{font-family:var(--font-mono);font-size:8px;color:var(--text-ghost);letter-spacing:1.5px;padding-right:3px}.toolbar-divider{width:1px;height:22px;background:var(--border-dim);margin:0 3px;flex-shrink:0}.toolbar-spacer{flex:1}.toolbar-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:var(--radius-xs);color:var(--text-tertiary);font-size:var(--text-xs);font-family:var(--font-mono);font-weight:700;transition:all var(--dur-fast) var(--ease-out)}.toolbar-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.toolbar-btn.active{background:var(--accent-glow);color:var(--accent);box-shadow:0 0 0 1px var(--accent-dim) 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inset}.view-group{gap:1px;background:var(--bg-elevated);border-radius:var(--radius-sm);padding:2px}.view-btn{width:auto;padding:3px 8px;font-size:9px;font-family:var(--font-mono);font-weight:700;letter-spacing:.5px;color:var(--text-ghost);border-radius:var(--radius-xs)}.view-btn:hover{color:var(--text-secondary);background:var(--bg-hover)}.view-btn.active{background:var(--accent-glow);color:var(--accent);box-shadow:0 0 0 1px var(--accent-ring) inset}.export-wrap,.export-btn{position:relative}.export-dropdown{position:absolute;top:calc(100% + 6px);right:0;width:220px;background:var(--bg-float);border:1px solid var(--border-mid);border-radius:var(--radius);box-shadow:var(--shadow-lg);z-index:200;padding:4px;animation:exportDropIn .15s var(--ease-out)}@keyframes exportDropIn{0%{opacity:0;transform:translateY(-4px)}}.export-dropdown-title{font-family:var(--font-mono);font-size:9px;font-weight:700;letter-spacing:1.5px;color:var(--text-ghost);padding:6px 10px 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12px;background:#111118d1;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:.5px;cursor:pointer;transition:all .15s}.snap-toggle:hover{border-color:var(--border-bright);color:var(--text-primary)}.snap-toggle--on{border-color:#43e97b;color:#43e97b;background:#43e97b14;box-shadow:0 0 10px #43e97b26}.snap-icon{font-size:14px;line-height:1}.hint-snap{margin-left:12px;color:#43e97b;font-family:var(--font-mono)}.view-label{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:10;font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:2px;color:var(--accent);background:#111118d1;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:4px 14px;border-radius:var(--radius-sm);border:1px solid 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var(--ease-out);display:inline-block;width:12px;flex-shrink:0}.panel-chevron--open{transform:rotate(90deg)}.panel-toggle-hint{font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--text-ghost);margin-left:auto;width:14px;text-align:center;flex-shrink:0}.csg-panel{border-bottom:1px solid var(--border)}.csg-badge{font-family:var(--font-mono);font-size:9px;color:#ff9a3c;background:#ff9a3c1f;border:1px solid rgba(255,154,60,.3);padding:2px 7px;border-radius:10px;letter-spacing:.5px}.csg-body{padding:10px 12px;display:flex;flex-direction:column;gap:8px}.csg-hint{font-size:11px;color:var(--text-muted);line-height:1.5;padding:6px 8px;background:var(--bg-elevated);border-radius:var(--radius-sm);border-left:2px solid var(--border-bright)}.csg-slots{display:flex;flex-direction:column;gap:4px}.csg-slot{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 10px;display:flex;flex-direction:column;gap:5px;transition:border-color 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var(--border);background:var(--bg-hover);color:var(--text-secondary);cursor:pointer;transition:all .15s;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.base-btn:hover:not(:disabled){border-color:var(--accent-dim);color:var(--accent);background:var(--accent-glow)}.cutter-btn:hover:not(:disabled){border-color:#ff4d6d80;color:var(--danger);background:#ff4d6d1a}.slot-btn.disabled,.slot-btn:disabled{opacity:.4;cursor:not-allowed}.csg-operator{display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-muted);height:16px;line-height:1}.csg-error{display:flex;align-items:flex-start;gap:6px;font-size:11px;color:var(--danger);background:#ff4d6d14;border:1px solid rgba(255,77,109,.25);border-radius:var(--radius-sm);padding:6px 8px;line-height:1.4}.csg-working{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--warning);background:#f9c74f14;border:1px solid rgba(249,199,79,.2);border-radius:var(--radius-sm);padding:6px 8px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}.csg-actions{display:flex;gap:5px;margin-top:2px}.csg-btn{display:flex;align-items:center;gap:5px;padding:6px 10px;border-radius:var(--radius-sm);font-size:11px;font-family:var(--font-sans);font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .15s}.clear-btn{background:var(--bg-elevated);color:var(--text-secondary);border-color:var(--border)}.clear-btn:hover:not(:disabled){border-color:var(--border-bright);color:var(--text-primary)}.undo-btn{background:var(--bg-elevated);color:var(--text-secondary);border-color:var(--border)}.undo-btn:hover:not(:disabled){border-color:var(--warning);color:var(--warning);background:#f9c74f14}.subtract-btn{flex:1;justify-content:center;background:#ff9a3c26;color:#ff9a3c;border-color:#ff9a3c66;font-weight:600}.subtract-btn:hover:not(:disabled){background:#ff9a3c40;border-color:#ff9a3c}.csg-btn.disabled,.csg-btn:disabled{opacity:.35;cursor:not-allowed}.csg-last{display:flex;align-items:center;gap:6px;font-size:10px;color:var(--success);padding:4px 0}.csg-last strong{font-weight:600}.csg-technical{display:flex;align-items:center;gap:6px}.tech-label{font-family:var(--font-mono);font-size:9px;color:var(--text-muted);background:var(--bg-hover);padding:1px 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var(--border);border-radius:4px}.ps-fill{position:absolute;top:0;left:0;height:100%;border-radius:4px;pointer-events:none;opacity:.75;transition:width .04s,background .2s}.ps-range{position:absolute;top:50%;left:0;width:100%;transform:translateY(-50%);margin:0;padding:0;height:16px;background:transparent;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;outline:none;z-index:1;accent-color:var(--accent)}.ps-bounds{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:8px;color:var(--text-muted);opacity:.5}:root{--warning-dim: rgba(249,199,79,.4);--warning: #f9c74f;--success: #43e97b}.pc-wall{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;background:var(--bg-elevated);border-radius:var(--radius-sm);border:1px solid var(--border);transition:border-color .2s,background 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