*{margin:0;padding:0;box-sizing:border-box}:root{--color-primary:#10b981;--color-secondary:#059669;--bg-light:#f0fdf4}
body{font-family:system-ui;line-height:1.6;color:#1f2937}.container{max-width:1200px;margin:0 auto;padding:0 20px}
header{background:#065f46;color:white;padding:1.5rem 0}nav{display:flex;justify-content:space-between;align-items:center}
h1,h2,h3{margin:1rem 0}.hero{background:linear-gradient(135deg,#10b981,#059669);color:white;padding:4rem 0;text-align:center}
section{padding:3rem 0}article{background:var(--bg-light);padding:2rem;margin:1rem 0;border-radius:8px}
footer{background:#1f2937;color:white;text-align:center;padding:2rem 0}a{color:inherit;text-decoration:none}