.app{display:flex;flex-direction:row;height:100vh}.left-pane{flex:1;background:#000}.left-pane canvas{width:100%!important;height:100%!important;display:block}.right-pane{flex:1;padding:1rem;overflow:auto}@media (max-width: 768px){.app{flex-direction:column;height:100vh}.left-pane{flex:none;height:50vh}.right-pane{flex:none;height:50vh;overflow:auto;-webkit-overflow-scrolling:touch}}.left-pane{position:relative}.gh-link{position:absolute;top:8px;right:12px;z-index:10;font-size:12px;color:#c7c7c7;text-decoration:none;background:#00000073;padding:4px 8px;border-radius:6px;letter-spacing:.1px}.gh-link:hover{color:#fff;background:#0009}.header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.link-button{appearance:none;border:none;background:none;padding:0;color:#0a66c2;text-decoration:underline;cursor:pointer;font:inherit}.link-button:hover{color:#084c8d}.modal-backdrop{position:fixed;inset:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:999}.modal-panel{width:min(720px,92vw);max-height:86vh;overflow:auto;background:#fff;border-radius:12px;box-shadow:0 10px 40px #00000040}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #eee}.modal-header h3{margin:0;font-size:18px}.modal-close{appearance:none;border:none;background:none;font-size:22px;line-height:1;cursor:pointer;color:#666}.modal-close:hover{color:#000}.modal-body{padding:14px 18px 8px;color:#333}.modal-body p{margin-top:0}.howto-steps{margin:.25rem 0 .5rem;padding-left:1.15rem}.howto-steps li{margin:.5rem 0}.howto-steps code{background:#f4f4f4;border:1px solid #eee;border-radius:4px;padding:0 4px}.modal-footer{display:flex;justify-content:flex-end;padding:10px 18px 14px;border-top:1px solid #eee}.btn-primary{appearance:none;border:none;background:#0a66c2;color:#fff;padding:8px 14px;border-radius:8px;cursor:pointer}.btn-primary:hover{background:#084c8d}@media (max-width: 480px){.modal-panel{width:94vw;max-height:88vh;border-radius:10px}}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:#f5f5f5}.chat-log{border:1px solid #ddd;border-radius:8px;padding:10px;background-color:#fff;margin-bottom:10px}.user-msg{color:#333;font-weight:700}.bot-msg{color:#444}.auth-form{max-width:400px;margin:2rem auto;padding:2rem;background:#fff;border-radius:8px;box-shadow:0 2px 10px #0000001a}.auth-form input{width:100%;padding:10px;margin-bottom:10px;border:1px solid #ddd;border-radius:4px;box-sizing:border-box}.auth-form button{width:100%;padding:10px;background:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer}.auth-form button:hover{background:#0056b3}.error{color:red;margin-top:10px}.success{color:green;margin-top:10px}