#app{min-height:100vh}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6;color:#333;background-color:#fff}a{text-decoration:none;color:inherit}ul,ol{list-style:none}img{max-width:100%;height:auto}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.section-title{text-align:center;margin-bottom:60px}.section-title h2{font-size:36px;font-weight:600;color:#1a1a1a;margin-bottom:16px}.section-title p{font-size:18px;color:#666}.btn{display:inline-block;padding:12px 32px;font-size:16px;font-weight:500;text-align:center;border-radius:4px;cursor:pointer;transition:all .3s ease;border:none}.btn-primary{background-color:#1890ff;color:#fff}.btn-primary:hover{background-color:#40a9ff}.btn-outline{background-color:transparent;border:1px solid #1890ff;color:#1890ff}.btn-outline:hover{background-color:#1890ff;color:#fff}