@layer theme{:root{color:#2d3436;font-synthesis:none;--ink:#2d3436;--muted:#485156;--sage:#596a50;--copper:#c56c3f;--copper-ink:#9e5632;--canvas:#f3f2ee;--panel:#faf9f6;--secondary:#ecefe9;--hover:#e2e6de;--selected:#f3e8de;--border:#d5d0c6;--control:#858983;--error:#9e4e45;--warning:#89581c;--radius:8px;--sidebar:252px;background:#f3f2ee;font-family:Segoe UI,Inter,Roboto,Arial,sans-serif}}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.5}button,input,select,textarea{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.52}button{color:inherit}a{color:var(--copper-ink)}svg{vertical-align:middle;flex-shrink:0}h1,h2,h3,p{margin:0}h1{letter-spacing:-.7px;font-size:30px;font-weight:650;line-height:1.25}h2{letter-spacing:-.2px;font-size:20px;font-weight:650;line-height:1.4}h3{font-size:17px;font-weight:600;line-height:1.45}p{line-height:1.6}small{font-size:13px}button,a,input,select,summary{outline-offset:3px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--copper-ink)}[id]{scroll-margin-top:148px}button:active:not(:disabled){filter:brightness(.95)}.skip-link{z-index:100;background:var(--panel);border:2px solid var(--copper-ink);padding:12px 20px;position:fixed;top:-90px;left:16px}.skip-link:focus{top:8px}.topbar{background:var(--ink);color:#f2efe8;z-index:50;align-items:center;gap:28px;height:72px;padding:0 26px 0 24px;display:flex;position:fixed;inset:0 0 auto}.brand-lockup{width:calc(var(--sidebar) - 24px);flex-shrink:0;align-items:center;gap:12px;display:flex}.brand{color:inherit;text-align:left;background:0 0;border:0;align-items:center;gap:10px;padding:0;display:flex}.brand-mark{color:#e8a37b;border:1px solid #a6a99f;border-radius:4px;place-items:center;width:37px;height:39px;display:grid}.brand b{letter-spacing:.3px;font-size:24px;font-weight:600;line-height:1;display:block}.brand small{letter-spacing:3px;font-size:10px;font-weight:600;line-height:1.8;display:block}.top-navigation{white-space:nowrap;align-items:stretch;gap:25px;height:100%;display:flex}.top-navigation button{color:#d4d6cf;background:0 0;border:0;min-height:44px;padding:0;font-size:14px;position:relative}.top-navigation button.active{color:#faf9f6}.top-navigation button.active:after{content:"";background:var(--copper);height:3px;position:absolute;bottom:0;left:0;right:0}.top-search{border:1px solid #686f6c;border-radius:5px;align-items:center;gap:10px;min-width:160px;max-width:280px;height:37px;margin-left:auto;padding:0 10px;display:flex}.top-search input{color:inherit;background:0 0;border:0;width:100%;min-width:0;padding:4px;font-size:14px}.top-search input::placeholder{color:#c5cac5}.top-search kbd{color:#ced1cb;white-space:nowrap;border:1px solid #747a76;border-radius:3px;padding:1px 4px;font-size:10px}.top-export{color:#f2efe8;white-space:nowrap;background:#424a49;border:1px solid #747a72;border-radius:5px;align-items:center;gap:8px;min-height:40px;padding:0 12px;font-size:14px;display:flex}.top-export:hover{background:#53604f}.mobile-menu{color:inherit;background:0 0;border:0;min-width:44px;min-height:44px;display:none}.sidebar{width:var(--sidebar);border-right:1px solid var(--border);z-index:35;background:#eeede7;flex-direction:column;padding:23px 15px 16px;display:flex;position:fixed;top:72px;bottom:0;left:0;overflow:auto}.workspace-label{letter-spacing:1.2px;color:var(--muted);justify-content:space-between;align-items:center;margin:0 10px 18px;font-size:11px;font-weight:700;display:flex}.workspace-label span{letter-spacing:.5px;font-size:10px;font-weight:500}.side-main,.side-quick,.category-nav button{text-align:left;width:100%;min-height:44px;color:var(--muted);background:0 0;border:0;border-radius:5px;align-items:center;gap:10px;padding:10px 11px;font-size:14px;display:flex}.side-main{font-weight:600}.side-main.active,.side-quick.active,.category-nav button.active{background:var(--selected);color:var(--copper-ink)}.side-main:hover,.side-quick:hover,.category-nav button:hover{background:var(--hover)}.side-main.active:hover,.side-quick.active:hover{background:var(--selected)}.count{border:1px solid var(--border);text-align:center;background:var(--panel);border-radius:4px;min-width:23px;margin-left:auto;padding:0 4px;font-size:11px}.side-section-label{letter-spacing:1.2px;color:#61675f;margin:25px 10px 10px;font-size:10px;font-weight:700}.side-quick{min-height:39px;padding-top:7px;padding-bottom:7px}.side-quick>svg:last-child{opacity:.6;margin-left:auto}.category-nav button{justify-content:space-between;gap:10px;min-height:36px;padding-top:7px;padding-bottom:7px;font-size:13px;line-height:1.4}.category-count{color:#697164;flex-shrink:0;font-size:11px}.sidebar-bottom{margin-top:auto;padding:20px 8px 0}.sidebar-bottom>button{text-align:left;width:100%;min-height:40px;color:var(--muted);background:0 0;border:0;align-items:center;gap:9px;font-size:13px;display:flex}.sidebar-bottom>button>svg:last-child{margin-left:auto}.version-line{border-top:1px solid var(--border);color:#61675f;align-items:center;gap:7px;margin-top:16px;padding-top:15px;font-size:11px;display:flex}.version-line 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p{color:var(--muted);max-width:820px;margin-top:10px;font-size:14px}.page-actions{flex-wrap:wrap;flex-shrink:0;justify-content:flex-end;align-items:center;gap:9px;padding-top:17px;display:flex}.button{border:1px solid var(--border);background:var(--secondary);border-radius:5px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:10px 15px;font-size:14px;font-weight:600;line-height:1.35;text-decoration:none;transition:background .15s;display:inline-flex}.button:hover:not(:disabled){background:var(--hover);border-color:var(--control)}.button.primary{background:var(--copper);border-color:var(--copper);color:#161a1b}.button.primary:hover:not(:disabled){background:#d07b50}.button.quiet{background:0 0;border-color:#0000;font-weight:500}.icon-button{min-width:40px;min-height:40px;color:var(--muted);background:0 0;border:0;border-radius:4px;justify-content:center;align-items:center;display:inline-flex}.icon-button:hover{background:var(--hover)}.favorite.saved{color:var(--copper-ink)}.text-button,.row-link{color:var(--copper-ink);text-align:left;background:0 0;border:0;align-items:center;gap:5px;min-height:40px;padding:8px 0;font-size:13px;font-weight:600;display:inline-flex}.row-link{color:var(--ink);font-size:14px}.danger{color:var(--error)}.muted{color:var(--muted);font-size:14px}.center{text-align:center}.intro-band{border:1px solid var(--border);border-radius:var(--radius);background:#ecefe9;align-items:center;gap:35px;margin-bottom:29px;padding:25px 30px;display:flex;overflow:hidden}.intro-band>div:first-child{flex:1}.intro-band .eyebrow{font-size:10px}.intro-band strong{letter-spacing:-.5px;font-size:23px;font-weight:600}.intro-band p{color:var(--muted);max-width:430px;margin-top:7px;font-size:13px}.band-stat{border-left:1px solid 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var(--border);background:var(--panel);border-radius:5px;display:flex;overflow:hidden}.library-filter button{background:0 0;border:0;align-items:center;gap:6px;min-height:39px;padding:8px 13px;font-size:12px;display:flex}.library-filter button.selected{background:var(--secondary);font-weight:600}.library-search{border:1px solid var(--control);background:var(--panel);border-radius:6px;align-items:center;gap:12px;min-height:48px;margin-bottom:20px;padding:0 14px;display:flex}.library-search input{outline-offset:0;background:0 0;border:0;flex:1;width:100%;min-width:0;padding:12px 0;font-size:14px}.library-search input:focus-visible{outline:0}.library-search:focus-within{outline:2px solid var(--copper-ink);outline-offset:2px}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:24px;display:grid}.tool-card{border:1px solid var(--border);background:var(--panel);border-radius:var(--radius);flex-direction:column;min-width:0;padding:17px 19px 10px;display:flex}.card-top{justify-content:space-between;align-items:center;margin-top:-8px;display:flex}.tool-code{color:var(--muted);letter-spacing:.6px;font:11px/1.5 ui-monospace,Consolas,monospace}.category-caption{text-transform:uppercase;letter-spacing:.65px;color:var(--muted);margin-top:8px;font-size:10px}.tool-card h3{margin:8px 0 10px}.tool-card h3 button{text-align:left;background:0 0;border:0;justify-content:space-between;align-items:flex-start;gap:12px;width:100%;min-height:40px;padding:0;font-size:16px;font-weight:650;line-height:1.5;display:flex}.tool-card h3 svg{flex-shrink:0;margin-top:4px}.tool-card>p{color:var(--muted);margin-bottom:17px;font-size:12px;line-height:1.7}.card-bottom{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:8px;margin-top:auto;padding-top:6px;display:flex}.card-bottom 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var(--border);justify-content:space-between;align-items:center;gap:14px;margin-top:23px;padding-top:20px;display:flex}.form-footer>span{color:var(--muted);max-width:200px;font-size:11px}.sticky-actions{background:var(--canvas);border:1px solid var(--border);z-index:10;border-radius:6px;padding:14px;position:sticky;bottom:0}.sticky-result{overscroll-behavior:contain;max-height:calc(100vh - 115px);padding-right:3px;position:sticky;top:98px;overflow:auto}.metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 19px;margin-bottom:23px;display:grid}.metric{border-bottom:1px solid var(--border);min-width:0;margin-bottom:18px;padding:4px 0 18px}.metric>span{color:var(--muted);margin-bottom:10px;font-size:12px;display:block}.metric strong{letter-spacing:-.9px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:28px;font-weight:500;line-height:1.3;display:block}.metric em{color:var(--muted);letter-spacing:0;margin-left:7px;font-size:13px;font-style:normal}.metric.small strong{font-size:22px}.empty-result{text-align:center;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:13px;min-height:270px;padding:38px 17px;display:flex}.empty-result>svg{color:#7e8a78}.empty-result h3{color:var(--ink);font-size:17px}.empty-result p{max-width:325px;font-size:13px}.formula-preview{letter-spacing:.7px;color:#616b5d;align-items:center;gap:10px;margin-top:17px;font:10px ui-monospace,Consolas,monospace;display:flex}.formula-preview span{color:var(--copper-ink)}.note{background:var(--secondary);border:1px solid var(--border);color:var(--muted);overflow-wrap:anywhere;border-radius:5px;align-items:flex-start;gap:10px;margin:20px 0;padding:14px 15px;font-size:12px;line-height:1.75;display:flex}.note>div:first-child{padding-top:3px}.note.warning{color:var(--warning);background:#f6eddb;border-color:#ddca9e}.note.error{color:var(--error);background:#f4e5df}.equation{border-left:2px solid var(--copper);overflow-wrap:anywhere;background:#efeee8;margin-bottom:18px;padding:17px 15px;font:15px/2 ui-monospace,Consolas,monospace}.equation.compact{margin-top:17px}.source-text{color:var(--muted);overflow-wrap:anywhere;margin:12px 0;font-size:11px}.check-list{border-top:1px solid var(--border)}.check-row{border-bottom:1px solid var(--border);grid-template-columns:20px minmax(0,1fr);gap:11px;padding:15px 0;display:grid;position:relative}.check-row>div:nth-child(2){min-width:0}.check-row strong{font-size:13px;font-weight:600}.check-row p{overflow-wrap:anywhere;margin-top:6px;font-size:12px}.check-row small{color:var(--muted);overflow-wrap:anywhere;margin-top:7px;font-size:10px;display:block}.check-row>.status{grid-column:2;margin-top:-3px;font-size:10px}.check-icon{color:var(--muted);padding-top:2px}.check-row.pass .check-icon{color:var(--sage)}.check-row.fail .check-icon{color:var(--error)}.result-actions{flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px;display:flex}.error-summary{border:1px solid var(--error);border-left:3px solid var(--error);color:var(--error);background:#f4e7e0;border-radius:5px;margin-bottom:20px;padding:14px 16px;font-size:13px}.error-summary p{overflow-wrap:anywhere;margin-top:6px}.workflow-strip{border-bottom:1px solid var(--border);color:var(--muted);flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:23px;padding:0 0 17px;font-size:11px;display:flex}.workflow-strip span{align-items:center;gap:9px;display:flex}.workflow-strip b{font-weight:500}.workflow-strip .active{color:var(--copper-ink)}.workflow-strip i{color:#a0a397;font-style:normal}.product-summary{background:var(--secondary);border-radius:5px;margin:20px 0;padding:15px}.product-summary>span{color:var(--muted);font-size:12px;display:block}.product-summary>div{flex-wrap:wrap;gap:8px 18px;margin:10px 0;display:flex}.product-summary 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var(--border);flex-wrap:wrap;align-items:stretch;gap:12px;margin-bottom:24px;display:flex}.segmented>button{letter-spacing:.1px;background:0 0;border:0;border-bottom:2px solid #0000;min-height:46px;padding:11px 14px;font-size:13px}.segmented>button.selected{border-bottom-color:var(--copper);color:var(--copper-ink);font-weight:600}.disabled-tab{color:var(--muted);align-self:center;padding:12px 14px;font-size:12px}.coord-schematic{flex-direction:column;align-items:center;gap:12px;margin:23px 0;display:flex}.coord-schematic>div{border:1px solid var(--border);border-left:3px solid var(--sage);background:var(--secondary);border-radius:5px;grid-template-columns:27px 1fr;column-gap:12px;width:100%;padding:15px;display:grid}.coord-schematic>div>svg{color:var(--sage);grid-row:1/3;align-self:center}.coord-schematic span{letter-spacing:1px;color:var(--muted);font-size:9px}.coord-schematic strong{overflow-wrap:anywhere;font-size:14px;font-weight:600}.project-settings{padding:19px 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