: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}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-container{display:flex;flex-direction:column;align-items:center;font-family:sans-serif;background-color:#fff;position:fixed;top:0;left:0;width:100%;height:100vh;margin:0;overflow-y:auto}.board{display:flex;flex-direction:column;margin-top:20px}.row{display:flex}.tile{width:80px;height:100px;border:2px solid #d3d6da;margin:4px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-sizing:border-box}.tile .pinyin{font-size:12px;display:flex;align-items:center;margin-bottom:4px;height:16px}.tile .part{padding:2px 4px;margin-right:2px;border-radius:4px;min-width:16px;text-align:center}.tile .char{font-size:24px;font-weight:700}.correct{background-color:#6aaa64;color:#fff}.present{background-color:#c9b458;color:#fff}.absent{background-color:#787c7e;color:#fff}.empty{background-color:#e0e3e8;color:#000}.correctText{color:#6aaa64}.presentText{color:#c9b458}.absentText{color:#787c7e}.emptyText{color:#e0e3e8}.guess-input{width:320px;height:40px;font-size:20px;text-align:center;margin-top:20px;border:1px solid #ccc;background-color:#fff;border-radius:4px;padding:4px;color:#000}button{padding:8px 16px;font-size:16px;border:none;border-radius:4px;background-color:#6aaa64;color:#fff;cursor:pointer}button:disabled{background-color:#aaa;cursor:not-allowed}.message{margin-top:12px;min-height:20px;color:#d9534f}.keyboard{display:flex;flex-wrap:wrap;max-width:420px;margin-top:20px;justify-content:center}.keyboard .key{margin:2px;padding:4px 6px;border-radius:4px;min-width:24px;text-align:center;border:1px solid #d3d6da;font-size:12px}.footer{position:fixed;bottom:0;left:0;width:100%;padding:10px 0;background-color:#f8f9fa;border-top:1px solid #e0e0e0;text-align:center;font-size:14px;color:#666;z-index:100}