*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:#f5f5f5;color:#1f2937}body{min-height:100vh}.container{width:min(1200px,100% - 32px);margin:0 auto}.page-section{padding:48px 0}h1,h2,h3,h4,h5,h6{margin-top:0}