:root{--bg:#f6f4f0;--surface:#fff;--surface-sunken:#efece6;--border:#d9d4ca;--text:#1f1d1a;--text-muted:#6b665d;--accent:#b5562b;--accent-text:#fff;--danger:#b3261e;--focus:#2f6fdb;--radius:6px;--gap:12px;--warning:#9a6200;--canvas-bg:#e9e5dd;--canvas-stock:#f3e3c6;--canvas-stock-edge:#b89b6a;--canvas-grid:#785a281f;--canvas-grid-major:#785a2847;--canvas-path:#2b2721;--canvas-axis-x:#c0392b;--canvas-axis-y:#2e8b57;--canvas-rapid:#8a8378;--canvas-toolpath-1:#1f6fd1;--canvas-toolpath-2:#b0388f;--canvas-toolpath-3:#1a8a6a;--font:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#1b1a18;--surface:#262421;--surface-sunken:#1f1e1b;--border:#3d3a35;--text:#ece8e1;--text-muted:#a39d92;--accent:#e07a48;--accent-text:#1b1a18;--danger:#f2756b;--focus:#7aa7ff;--warning:#f0b44c;--canvas-bg:#141311;--canvas-stock:#3a3125;--canvas-stock-edge:#6e5b40;--canvas-grid:#ffe6be12;--canvas-grid-major:#ffe6be29;--canvas-path:#f1ece4;--canvas-axis-x:#ff6b5b;--canvas-axis-y:#5fd38d;--canvas-rapid:#8f887c;--canvas-toolpath-1:#6aa8ff;--canvas-toolpath-2:#f07acb;--canvas-toolpath-3:#4fd1a8;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:14px/1.45 var(--font)}h1,h2{margin:0}:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.muted{color:var(--text-muted)}.small{font-size:12px}.spacer{flex:1}.button{font:inherit;border:1px solid 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4px;font-size:13px;font-weight:600}.field-row{gap:var(--gap);grid-template-columns:repeat(auto-fit,minmax(100px,1fr));display:grid}.field{flex-direction:column;gap:4px;min-width:0;display:flex}.field label{font-weight:500}.field input,.field select,.field textarea{font:inherit;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-sunken);width:100%;color:var(--text);padding:6px 8px}.field-invalid input{border-color:var(--danger)}.input-with-unit{align-items:center;gap:6px;display:flex}.unit{color:var(--text-muted);white-space:nowrap;font-size:12px}.code-input{resize:vertical;font-family:var(--mono)!important;font-size:12px!important}.field-hint{color:var(--text-muted);font-size:12px}.field-error{color:var(--danger);font-size:12px}.segmented{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:2px;display:inline-flex;box-shadow:0 2px 8px #00000014}.segment{font:inherit;color:var(--text-muted);cursor:pointer;background:0 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