:root{--ds-bg-canvas:var(--canvas,#f0f4f8);--ds-bg-card:var(--surface,#ffffff);--ds-bg-subtle:var(--surface-sub,#f8fafc);--ds-border:var(--border,#dde3ec);--ds-border-light:var(--border-light,#edf2f7);--ds-text-title:var(--text-primary,#0d192b);--ds-text-body:var(--text-secondary,#273e56);--ds-text-secondary:var(--text-secondary,#273e56);--ds-text-muted:var(--text-muted,#475569);--brand-primary:var(--blue,#1d6ff2);--ds-primary-blue:var(--blue,#1d6ff2);--ds-primary-hover:var(--blue-hover,#1558cc);--ds-primary-light:var(--blue-light,#eef4ff);--ds-accent-emerald:#059669;--ds-accent-amber:#d97706;--ds-shadow-sm:var(--shadow-sm,0 1px 3px rgba(10,22,40,0.05));--ds-shadow-md:var(--shadow-md,0 8px 24px -4px rgba(10,22,40,0.08),0 2px 6px rgba(10,22,40,0.04));--ds-shadow-lg:var(--shadow-lg,0 20px 48px -10px rgba(10,22,40,0.12),0 4px 12px 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