:root{--bg:#f6f7f9;--surface:#fff;--text:#14171c;--muted:#646b76;--line:#e3e6eb;--accent:#0f766e;--accent-soft:#e3f3f1;--accent-text:#fff;--danger:#c2410c;--user-bg:#eef1f5;--shadow:0 1px 2px #1018280a, 0 4px 16px #1018280f;--radius:16px;--ok:#15803d;--warn:#b45309;--bad:#b91c1c;--bubble-user:#0b0d10;--bubble-user-text:#fff;--hangup:#ef4444;--tip-bg:#1f2937;--tip-text:#f9fafb;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#0e1013;--surface:#171a1f;--text:#eceef1;--muted:#9aa1ab;--line:#2a2f36;--accent:#2dd4bf;--accent-soft:#123532;--accent-text:#06201d;--danger:#fb923c;--user-bg:#22262d;--shadow:none;--ok:#4ade80;--warn:#fbbf24;--bad:#f87171;--bubble-user:#e8eaee;--bubble-user-text:#0b0d10;--hangup:#dc2626;--tip-bg:#e5e7eb;--tip-text:#111827;--lightningcss-light: 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