*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:#1f2937;background-color:#f9fafb}a{text-decoration:none;color:inherit}:focus{outline:2px solid #14b8a6;outline-offset:2px}@keyframes pulse{0%{box-shadow:0 0 #ef4444b3}70%{box-shadow:0 0 0 15px #ef444400}to{box-shadow:0 0 #ef444400}}