*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#333;background-color:#fff}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;font-weight:600;line-height:1.2}p{margin-bottom:1rem}a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{display:inline-block;padding:12px 24px;background-color:#2563eb;color:#fff;text-decoration:none;border-radius:6px;font-weight:500;transition:background-color .3s ease}.btn:hover{background-color:#1d4ed8;text-decoration:none}