:root{--lf-ink:#15353c;--lf-deep:#0c242b;--lf-muted:#50646a;--lf-gold:#ac742b;--lf-warm:#f7f5ef;--lf-paper:#fffefa;--lf-line:#dce2df;--lf-focus:#286ba4;--lf-serif:Georgia,'Times New Roman',serif;--lf-sans:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
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/* Protected application: independent of shared portal CSS to avoid cross-book regressions. */
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