:root{--brand-primary:#1f2937;--brand-secondary:#4b5563;--brand-bg:#fff;--brand-bg-dark:#111827;--brand-text:#111827;--brand-muted:#6b7280;--brand-card:#fff;--brand-border:#e5e7eb;--brand-success:#15803d;--brand-danger:#b91c1c;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:2rem;--space-xl:4rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:1rem}
:root{--font-heading:Arial, Helvetica, sans-serif;--font-body:Arial, Helvetica, sans-serif;--h1-size:clamp(2rem, 5vw, 4rem);--h2-size:clamp(1.5rem, 3vw, 2.5rem);--h3-size:clamp(1.25rem, 2vw, 1.75rem)}
*,:before,:after{box-sizing:border-box}html{min-height:100%}body{background:var(--brand-bg);min-height:100%;color:var(--brand-text);font-family:var(--font-body);margin:0}img,picture,video,canvas,svg{max-width:100%;display:block}button,input,textarea,select{font:inherit}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading)}h1{font-size:var(--h1-size)}h2{font-size:var(--h2-size)}h3{font-size:var(--h3-size)}