@import "https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Inter:wght@400;500;600&display=swap";:root{--neural:#f59322;--symbolic:#0877bd;--output:#8e44ad;--pos:#c8f135;--accent:#0877bd;--acid:#c8f135;--bg:#080810;--panel:#0e0e22;--panel-2:#13132e;--panel-3:#111128;--ink:#e0e0f4;--muted:#7878b0;--line:#1e1e3c;--line-strong:#2e2e52;--neural-text:#f59322;--symbolic-text:#4db4f0;--output-text:#d19ae8;--warn-text:#ffc861;--danger-text:#ff6b6b;--acid-text:#c8f135;--badge-strong-text:#f5a94e;--badge-weak-text:#4ed98a;--landing-heading:#f0f0ff;--overlay-1:#ffffff0f;--overlay-2:#ffffff14;--overlay-3:#ffffff38;--overlay-border-1:#ffffff1a;--overlay-border-2:#ffffff1f;--overlay-text-dim:#fff6;--overlay-text-mid:#ffffffa6;--radius:10px;--shadow:0 1px 3px #00000073, 0 1px 2px #00000059;--shadow-lg:0 8px 24px #00000080;--font-mono:"JetBrains Mono", monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--ink);background:var(--bg);font-family:Inter,Helvetica Neue,Arial,system-ui,sans-serif}:root[data-theme=light]{--bg:#f4f4fa;--panel:#fff;--panel-2:#f1f1f8;--panel-3:#fff;--ink:#171728;--muted:#64648a;--line:#e2e2ee;--line-strong:#cbcbe0;--neural-text:#a85a00;--symbolic-text:#055a90;--output-text:#7a3a97;--warn-text:#8a5a00;--danger-text:#c62828;--acid-text:#4a6300;--badge-strong-text:#a2540a;--badge-weak-text:#1c7d46;--landing-heading:#101020;--overlay-1:#0a0a1e0a;--overlay-2:#0a0a1e0e;--overlay-3:#0a0a1e1f;--overlay-border-1:#0a0a1e14;--overlay-border-2:#0a0a1e1a;--overlay-text-dim:#0a0a1e61;--overlay-text-mid:#0a0a1e99;--shadow:0 1px 3px #1e1e3c17, 0 1px 2px #1e1e3c0f;--shadow-lg:0 8px 24px #1e1e3c24;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body{min-height:100vh;margin:0;padding:0}#app{flex-direction:column;min-height:100vh;display:flex}button{cursor:pointer;font-family:inherit}.topbar{background:var(--panel-3);border-bottom:1px solid var(--line);height:52px;color:var(--ink);z-index:50;align-items:center;gap:12px;padding:0 24px;display:flex;position:sticky;top:0}.topbar h1{font-family:var(--font-mono);letter-spacing:.3px;margin:0;font-size:14px;font-weight:500}.topbar .brand-mark{object-fit:contain;width:28px;height:28px;display:block}.topbar .spacer{flex:1}.theme-toggle{border:1px solid var(--line-strong);background:var(--panel);width:32px;height:32px;color:var(--ink);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.theme-toggle:hover{border-color:var(--symbolic);color:var(--symbolic-text)}.theme-toggle svg{width:16px;height:16px;display:block}.landing-theme-toggle{z-index:2;position:absolute;top:20px;right:20px}.stepper{align-items:center;gap:8px;font-size:13px;display:flex}.stepper .step{color:var(--overlay-text-mid);background:var(--overlay-2);cursor:pointer;white-space:nowrap;border-radius:20px;align-items:center;gap:6px;padding:4px 10px;display:flex}.stepper .step.active{color:var(--ink);background:var(--overlay-3)}.stepper .sep{color:var(--overlay-text-dim)}.view{flex:1;width:100%;max-width:1160px;margin:0 auto;padding:28px 24px 48px}.view-head{margin-bottom:20px}.view-head h2{margin:0 0 4px;font-size:22px;font-weight:500}.view-head p{color:var(--muted);margin:0;font-size:14px}.card-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;display:grid}.situation-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;flex-direction:column;gap:10px;padding:18px;transition:transform 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60ms}.btn:hover{background:var(--panel-2)}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--symbolic);border-color:var(--symbolic);color:#fff}.btn.primary:hover{background:#0a6aa8}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-row{flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px;display:flex}.metric-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.metric-card .label{text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-size:12px}.metric-card .value{margin:6px 0;font-size:30px;font-weight:600}.meter{background:var(--line);border-radius:4px;height:8px;overflow:hidden}.meter>span{border-radius:4px;height:100%;transition:width .3s;display:block}.note{background:var(--panel-2);border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:14px 16px;font-size:13px;line-height:1.5}.note.warn{color:var(--warn-text);background:#ffaa0014;border-color:#ffaa0047}.flow-demo{min-height:96px}.flow-node{border:1px solid var(--line);text-align:center;white-space:pre-line;border-radius:12px;place-items:center;min-height:72px;padding:14px 12px;font-size:12px;font-weight:600;transition:opacity .25s,transform .25s,filter .25s;display:grid}.flow-node.pending,.flow-arrow.pending{opacity:.28}.flow-node.pending{filter:grayscale(.65);transform:scale(.98)}.flow-node.neural{color:var(--neural);background:#f593221a;border-color:#f5932266}.flow-node.symbolic{color:var(--symbolic-text);background:#0877bd1f;border-color:#0877bd66}.flow-node.output{color:var(--output-text);background:#8e44ad1f;border-color:#8e44ad66}.flow-payload{background:var(--overlay-1);border:1px solid var(--overlay-border-1);width:100%;font-family:var(--font-mono), "SFMono-Regular", ui-monospace, 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var(--line-strong)}.badge-heldout{color:var(--symbolic-text);background:#0877bd24;border:1px solid #0877bd59}.digit-picker{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.digit-picker-label{min-width:60px;font-size:12px}.digit-thumb{border:2px solid var(--line-strong);background:var(--panel);border-radius:6px;place-items:center;width:34px;height:34px;padding:2px;display:grid;overflow:hidden}.digit-thumb img{object-fit:contain;width:100%;height:100%}.digit-thumb:hover{border-color:var(--pos)}.digit-thumb.active{border-color:var(--pos);background:#c8f13514}.compound-picker{flex-wrap:wrap;gap:8px;display:flex}.compound-token{border:2px solid var(--line-strong);background:var(--panel);cursor:pointer;text-align:left;border-radius:8px;flex-direction:column;align-items:flex-start;gap:2px;min-width:140px;padding:8px 12px;display:flex}.compound-token .name{color:var(--ink);font-size:13px;font-weight:600}.compound-token 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