:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh;padding:20px;box-sizing:border-box}.app-container{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}h1{color:#333;margin-bottom:30px;text-align:center}h2{color:#555;margin-top:30px;margin-bottom:20px;font-size:1.2em}.form{background:#f9f9f9;padding:30px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:#333;font-weight:500}.form-group input,.form-group select{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px;box-sizing:border-box}.form-group input:focus,.form-group select:focus{outline:none;border-color:#4caf50;box-shadow:0 0 0 2px #4caf5033}.pdf-links-section{margin-top:30px;padding-top:30px;border-top:2px solid #e0e0e0}.pdf-link-group{background:#fff;padding:20px;margin-bottom:20px;border-radius:6px;border:1px solid #e0e0e0}.add-button{background-color:#4caf50;color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;font-size:14px;margin-top:10px;transition:background-color .3s}.add-button:hover{background-color:#45a049}.submit-button{background-color:#2196f3;color:#fff;border:none;padding:12px 30px;border-radius:4px;cursor:pointer;font-size:16px;font-weight:500;margin-top:20px;width:100%;transition:background-color .3s}.submit-button:hover{background-color:#0b7dda}.submit-button:active{transform:scale(.98)}