*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;line-height:1.6;color:#333;background-color:#fff;scroll-behavior:smooth}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 16px #667eea4d}.btn.btn-secondary{background:#fff;color:#667eea;border:2px solid #667eea}.btn.btn-secondary:hover{background:#f0f4ff}.btn.btn-primary-small{padding:.5rem 1rem;font-size:.9rem}a{color:#667eea;text-decoration:none;transition:opacity .3s ease}a:hover{opacity:.8}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}p{line-height:1.8}@media(max-width:768px){h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.2rem}.btn{padding:.6rem 1.2rem;font-size:.9rem}}