:root{--bg:#fff;--bg-sidebar:#f7f7f8;--bg-elevated:#fff;--bg-bubble:#f1f1f3;--bg-code:#f4f4f6;--border:#e3e3e8;--text:#1f1f24;--text-muted:#6b6b76;--accent:#c2410c;--accent-text:#fff;--error:#b42318;--radius:18px;--font:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#1e1e21;--bg-sidebar:#171719;--bg-elevated:#2a2a2e;--bg-bubble:#303035;--bg-code:#141416;--border:#3a3a40;--text:#ececf1;--text-muted:#9a9aa6;--accent:#f97316;--accent-text:#1e1e21;--error:#f97066;--lightningcss-light: 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