:root{--ink:#17211d;--muted:#68736d;--line:#dce3df;--paper:#f5f7f4;--white:#fff;--green:#174f3e;--green2:#26755c;--mint:#e4f1eb;--amber:#ad6b19;--red:#a33a34;--shadow:0 18px 60px rgba(22,45,35,.08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px}button,input,select{font:inherit}.topbar{height:72px;padding:0 max(24px,calc((100vw - 1500px)/2));display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none}.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--green);color:#fff;font-weight:800;font-size:13px;letter-spacing:.06em}.brand strong,.brand small{display:block}.brand small{color:var(--muted);font-size:11px;letter-spacing:.1em;text-transform:uppercase;margin-top:2px}.top-actions{display:flex;gap:8px;align-items:center}.engine-badge,.layer-chip{font-size:11px;font-weight:750;letter-spacing:.06em;text-transform:uppercase;padding:7px 10px;border-radius:999px;background:var(--mint);color:var(--green)}.button{border:0;border-radius:10px;padding:9px 13px;font-weight:700;cursor:pointer}.button-quiet{background:#fff;border:1px solid var(--line);color:var(--ink)}.button-secondary{background:var(--green);color:#fff}.app-shell{width:min(1500px,calc(100% - 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