.container{display:flex;justify-content:center;align-items:flex-start;gap:40px;padding:40px;width:100%;box-sizing:border-box;margin:0 auto}.left-section,.right-section{display:flex;flex-direction:column;flex:1}.header-container{min-height:44px;margin-bottom:12px;display:flex;align-items:center}.tabs{display:flex;gap:24px}.tab-button{background:none;border:none;padding:10px 0;font-size:16px;cursor:pointer;color:#333;border-bottom:3px solid transparent;transition:border-color .2s ease,color .2s ease;outline:none!important;box-shadow:none!important;-webkit-tap-highlight-color:transparent}.tab-button:hover{color:#007bff}.tab-button.active{border-bottom:3px solid #007bff;font-weight:600;color:#007bff}textarea{min-height:150px;padding:16px;font-size:16px;line-height:1.5;resize:none;border-radius:12px;border:1px solid #ccc;box-shadow:0 2px 6px #0000000d;transition:border .2s ease,box-shadow .2s ease;overflow:hidden}textarea:focus{outline:none;border-color:#5b9df9;box-shadow:0 0 0 2px #5b9df94d}.button-group{display:flex;align-items:center;gap:10px}.action-button{padding:10px 20px;font-size:16px;border-radius:8px;border:1px solid #5b9df9;background-color:#5b9df9;color:#fff;cursor:pointer;transition:background-color .3s ease}.action-button:hover{background-color:#3a7be0}.small-button{padding:6px 12px;font-size:14px;text-overflow:ellipsis;border-radius:6px;white-space:nowrap;overflow:hidden;border:1px solid #999;background-color:#f2f2f2;color:#333;cursor:pointer;transition:background-color .2s ease}.small-button:hover{background-color:#e0e0e0}.highlight-output{min-height:150px;padding:16px;font-size:16px;line-height:1.5;resize:none;border-radius:12px;border:1px solid #ccc;box-shadow:0 2px 6px #5b9df94d;transition:border .2s ease,box-shadow .2s ease;overflow:hidden}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;width:100%;height:100%}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}