: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;display:flex;place-items:center;min-width:320px;min-height:100vh}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}.card{padding:2em}#app{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#f5f5f5;color:#333;line-height:1.6}.app-container{min-width:1000px;max-width:1200px;margin:0 auto;padding:20px}.app-header{text-align:center;margin-bottom:30px;padding:20px;background-color:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a}.app-header h1{color:#4a5568;font-size:2.5rem;margin-bottom:10px}.app-header p{color:#718096;font-size:1.1rem}.app-main{display:flex;gap:20px;height:calc(100vh - 200px)}.items-section{background-color:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a;width:300px;display:flex;flex-direction:column;overflow:hidden}.items-section h2{color:#2d3748;font-size:1.5rem;margin-bottom:15px;border-bottom:1px solid #e2e8f0;padding-bottom:10px}.items-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.item-item{padding:10px 15px;background-color:#f7fafc;border-radius:4px;cursor:pointer;transition:all .2s ease;font-size:.95rem;border:1px solid #e2e8f0}.item-item:hover{background-color:#edf2f7;transform:translate(5px);border-color:#cbd5e0}.right-section{flex:1;display:flex;flex-direction:column;gap:20px;overflow:hidden}.search-section{background-color:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a;flex-shrink:0}.visualization-section{background-color:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a;flex:1;overflow:hidden;display:flex;flex-direction:column}.items-list::-webkit-scrollbar{width:8px}.items-list::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}.items-list::-webkit-scrollbar-thumb{background:#888;border-radius:4px}.items-list::-webkit-scrollbar-thumb:hover{background:#555}.selected-item-info{margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #e2e8f0}.selected-item-info h2{color:#2d3748;font-size:1.8rem}.placeholder{text-align:center;padding:60px 20px;color:#718096;font-size:1.2rem}.recipe-tree-container{overflow-x:auto;padding:20px 0;width:100%;min-width:100%}.recipe-tree-container::-webkit-scrollbar{height:8px}.recipe-tree-container::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}.recipe-tree-container::-webkit-scrollbar-thumb{background:#888;border-radius:4px}.recipe-tree-container::-webkit-scrollbar-thumb:hover{background:#555}.app-footer{text-align:center;margin-top:40px;padding:20px;color:#718096;font-size:.9rem}