: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-gradient-purple:#6A76A3;--color-gradient-teal:#68D3C3;--color-gradient-teal-muted:#7FB7B8;--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);--shadow-brand-sm:0 12px 28px -20px rgba(106,118,163,0.35);--shadow-brand-btn:0 8px 24px -8px rgba(106,118,163,0.55);--shadow-brand-btn-hover:0 12px 28px -8px rgba(106,118,163,0.65);--shadow-brand-lg:0 24px 60px -30px rgba(106,118,163,0.45);--shadow-brand-xl:0 28px 70px -32px rgba(65,83,132,0.35);--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);--transition-spring:cubic-bezier(0.34,1.56,0.64,1);--gradient-brand:linear-gradient(135deg,#5B6EA6,#68D3C3);--gradient-brand-dark:linear-gradient(160deg,#4A5B8C,#5BBFA8);--gradient-brand-text:linear-gradient(90deg,#4A5B8C,#5BBFA8)}.dark{--color-bg:#121319;--color-surface:#1a1b21;--color-surface-subtle:#1a1b21;--color-text-strong:#ffffff;--color-text:#e3e1ea;--color-text-muted:#9499ad;--color-brand:#5e6ad2;--color-brand-2:#4ade80;--color-brand-hover:#4b55be;--color-success:#4ade80;--color-success-bg:#0f2318;--color-warning:#fbbf24;--color-warning-bg:#1a1100;--color-danger:#f87171;--color-danger-bg:#24100f;--color-border:rgba(255,255,255,0.08);--color-border-strong:rgba(255,255,255,0.14);--shadow-sm:0 6px 20px -12px rgba(0,0,0,0.6);--shadow-md:0 12px 32px -16px rgba(0,0,0,0.7);--shadow-lg:0 20px 48px -24px rgba(0,0,0,0.8);--shadow-brand-btn:0 8px 24px -8px rgba(94,106,210,0.4);--shadow-brand-btn-hover:0 12px 28px -8px rgba(94,106,210,0.55);--shadow-brand-lg:0 24px 60px -30px rgba(94,106,210,0.3);--shadow-brand-sm:0 12px 28px -20px rgba(94,106,210,0.25);--gradient-brand:linear-gradient(135deg,#5e6ad2,#4ade80)}