:root{--bg:#f6f7f9;--surface:#fff;--surface-2:#f1f3f6;--border:#e2e6ec;--text:#16202e;--muted:#5d6878;--primary:#1d4ed8;--primary-text:#fff;--user-bubble:#1d4ed8;--warn-bg:#fff7e0;--warn-text:#7a5300;--error-bg:#fdecec;--error-text:#9b1c1c;--radius:12px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--bg:#0f141b;--surface:#171e27;--surface-2:#1f2833;--border:#2a3542;--text:#e6ebf2;--muted:#93a0b2;--primary:#4c7df0;--user-bubble:#2f5fd6;--warn-bg:#3a2f12;--warn-text:#f4d58a;--error-bg:#3d1a1a;--error-text:#f5b3b3;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button{font:inherit;cursor:pointer}a{color:var(--primary)}.muted{color:var(--muted)}.app{flex-direction:column;max-width:1400px;height:100dvh;margin:0 auto;padding:0 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