:root{--color-bg:#f7fafc;--color-surface:#ffffff;--color-surface-subtle:#f3f7fb;--color-text-strong:#0f172a;--color-text:#334155;--color-text-muted:#64748b;--color-brand:#5b6ea6;--color-brand-2:#6db7af;--color-brand-hover:#4a5b8c;--color-success:#0f766e;--color-success-bg:#ccfbf1;--color-warning:#b45309;--color-warning-bg:#fef3c7;--color-danger:#be123c;--color-danger-bg:#ffe4e6;--color-border:#e2e8f0;--color-border-strong:#cbd5e1;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--space-12:3rem;--space-16:4rem;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--font-size-3xl:2.5rem;--font-size-4xl:3.5rem;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--line-height-tight:1.25;--line-height-normal:1.5;--line-height-relaxed:1.65;--radius-sm:0.5rem;--radius-md:0.75rem;--radius-lg:1rem;--radius-xl:1.25rem;--radius-full:9999px;--shadow-sm:0 6px 20px -12px rgba(15,23,42,0.12);--shadow-md:0 12px 32px -16px rgba(15,23,42,0.16);--shadow-lg:0 20px 48px -24px rgba(15,23,42,0.2);--transition-fast:120ms ease-out;--transition-base:180ms cubic-bezier(0.2,0.8,0.2,1);--transition-slow:240ms cubic-bezier(0.2,0.8,0.2,1)}