* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', sans-serif; line-height: 1.6; background: #f4f4f4; }
nav { background: #333; padding: 1rem; text-align: center; }
nav a { color: white; margin: 0 1rem; text-decoration: none; }
header { text-align: center; padding: 4rem 2rem; background: #333; color: white; }
section { padding: 3rem; max-width: 800px; margin: 0 auto; }
.project { background: white; padding: 2rem; margin: 1rem 0; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }