:root{--color-primary:#000;--color-primary-dark:#1a1a1a;--color-primary-darker:#0a0a0a;--color-primary-light:#666;--color-primary-alpha-20:rgba(0,0,0,.2);--color-primary-alpha-30:rgba(0,0,0,.3);--color-primary-alpha-15:rgba(0,0,0,.15);--color-text-primary:#000;--color-text-secondary:#333;--color-text-tertiary:#666;--color-text-muted:#999;--color-bg-primary:#fff;--color-bg-secondary:#f5f5f5;--color-bg-tertiary:#eee;--color-bg-hover:#f0f0f0;--color-bg-detail:#fafafa;--color-border-primary:#e0e0e0;--color-border-secondary:#f0f0f0;--gradient-primary:linear-gradient(135deg,#000,#1a1a1a);--gradient-primary-hover:linear-gradient(135deg,#1a1a1a,#333);--gradient-bg:linear-gradient(135deg,#fafafa,#f5f5f5);--shadow-sm:0 2px 4px rgba(0,0,0,.1);--shadow-md:0 4px 8px rgba(0,0,0,.15);--shadow-lg:0 4px 12px rgba(0,0,0,.08);--color-error:#dc2626;--color-error-bg:#fee2e2;--color-error-border:#fecaca;--color-disabled:#cbd5e1;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-full:12px;--transition-fast:all .2s;--transition-smooth:transform .3s ease;--opacity-overlay:rgba(0,0,0,.1);--opacity-overlay-light:hsla(0,0%,100%,.25)}