*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:#333;background-color:#fff}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:3rem;color:#2d3748}.btn{display:inline-block;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;text-decoration:none;border-radius:8px;transition:all .3s ease;cursor:pointer;border:none}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #667eea4d}.btn-secondary{background:transparent;color:#667eea;border:2px solid #667eea}.btn-secondary:hover{background:#667eea;color:#fff}.btn-small{padding:.5rem 1rem;font-size:.875rem}.btn-outline{background:transparent;border:1px solid #ddd;color:#555}.btn-outline:hover{background:#f8f9fa}@media (max-width: 768px){.container{padding:0 1rem}.section-title{font-size:2rem}}