body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;margin:0}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.App{text-align:center}.App-logo{height:40vmin;pointer-events:none}@media (prefers-reduced-motion:no-preference){.App-logo{animation:App-logo-spin 20s linear infinite}}.App-header{align-items:center;background-color:#282c34;color:#fff;display:flex;flex-direction:column;font-size:calc(10px + 2vmin);justify-content:center;min-height:100vh}.App-link{color:#61dafb}@keyframes App-logo-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}*{box-sizing:border-box;margin:0;padding:0}.container{background-color:#f8f9fa;border-radius:10px;box-shadow:0 0 20px #0000000d;font-family:Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;margin:0 auto;max-width:800px;min-height:100vh;padding:20px}.container h2{color:#2c3e50;font-size:2.2rem;font-weight:700;letter-spacing:-.5px;margin-bottom:30px;padding-bottom:15px;position:relative;text-align:center}.container h2:after{background:linear-gradient(90deg,#3498db,#2ecc71);border-radius:2px;bottom:0;content:"";height:4px;left:50%;position:absolute;transform:translateX(-50%);width:80px}.category-selector{align-items:center;display:flex;flex-wrap:wrap;gap:15px;justify-content:center;margin-bottom:30px;text-align:center}.category-selector label{color:#555;font-size:1.1rem;font-weight:600;margin-right:5px;white-space:nowrap}.category-selector select{-webkit-appearance:none;appearance:none;background-color:#fff;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23555'%3E%3Cpath d='M8 12a.5.5 0 0 1-.5-.5V5.707L5.354 7.854a.5.5 0 1 1-.708-.708l3-3a.5.5 0 0 1 .708 0l3 3a.5.5 0 0 1-.708.708L8.5 5.707V11.5a.5.5 0 0 1-.5.5z'/%3E%3C/svg%3E");background-position:right 15px center;background-repeat:no-repeat;border:1px solid #ddd;border-radius:25px;box-shadow:0 2px 5px #0000000d;color:#333;cursor:pointer;font-size:1rem;min-width:220px;padding:10px 40px 10px 20px;transition:all .3s ease}.category-selector select:focus{border-color:#3498db;box-shadow:0 0 0 3px #3498db33;outline:none}.vocab-card{background-color:#fff;border-radius:12px;box-shadow:0 5px 15px #00000014;margin-bottom:30px;padding:30px;position:relative;transition:transform .3s ease,box-shadow .3s ease}.vocab-card:hover{transform:translateY(-5px)}.review-section{background-color:#fff;border-radius:12px;box-shadow:0 5px 15px #00000014;margin-bottom:30px;padding:25px}.review-section h4{border-bottom:2px solid #f1f1f1;color:#2c3e50;font-size:1.4rem;font-weight:600;margin-bottom:15px;padding-bottom:10px}.review-container{max-height:300px;overflow-y:auto;padding-right:10px}.review-container h5{color:#e74c3c;font-size:1.1rem;margin-bottom:10px}.review-item{align-items:center;border-bottom:1px solid #f5f5f5;display:flex;justify-content:space-between;padding:12px 15px;transition:background-color .2s ease}.review-item:hover{background-color:#f9f9f9}.review-info{color:#7f8c8d;font-size:.9rem}.settings-section{background-color:#fff;border-radius:12px;box-shadow:0 5px 15px #00000014;margin-bottom:30px;padding:25px}.settings-section h4{border-bottom:2px solid #f1f1f1;color:#2c3e50;font-size:1.4rem;font-weight:600;margin-bottom:15px;padding-bottom:10px}.settings-container{gap:20px}.setting-item,.settings-container{display:flex;flex-direction:column}.setting-item{gap:8px}.setting-item label{color:#555;font-size:1rem;font-weight:600}.setting-item input[type=range]{-webkit-appearance:none;appearance:none;background:#f1f1f1;border-radius:4px;height:8px;outline:none;width:100%}.setting-item input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:#3498db;border-radius:50%;cursor:pointer;height:20px;-webkit-transition:background .3s ease;transition:background .3s ease;width:20px}.setting-item input[type=range]::-webkit-slider-thumb:hover{background:#2980b9}.setting-item input[type=number]{border:1px solid #ddd;border-radius:6px;font-size:1rem;padding:8px 12px;width:100px}.setting-item span{color:#3498db;font-size:1rem;font-weight:600}.chinese{border-bottom:2px solid #f0f0f0;color:#2c3e50;font-size:1.8rem;font-weight:600;margin:0 0 15px;padding-bottom:15px}.index{background:linear-gradient(135deg,#3498db,#2980b9);border-radius:18px;box-shadow:0 2px 5px #0000001a;color:#fff;font-size:.9rem;font-weight:500;margin:0;padding:6px 12px;position:absolute;right:20px;top:20px}.category{color:#7f8c8d;font-size:1rem;font-style:italic;margin-top:15px}.input-area{display:flex;flex-wrap:wrap;gap:15px;margin-bottom:25px}.input-area input{border:1px solid #ddd;border-radius:8px;box-shadow:0 2px 5px #0000000d;flex:1 1;font-size:1.1rem;min-width:250px;padding:14px 20px;transition:all .3s ease}.input-area input:focus{border-color:#3498db;box-shadow:0 0 0 3px #3498db33;outline:none}.input-area button{background:linear-gradient(135deg,#2ecc71,#27ae60);border:none;border-radius:8px;box-shadow:0 4px 6px #2ecc7133;color:#fff;cursor:pointer;font-size:1.1rem;font-weight:500;padding:14px 25px;transition:all .3s ease;white-space:nowrap}.input-area button:hover{background:linear-gradient(135deg,#27ae60,#219150);box-shadow:0 6px 8px #2ecc714d;transform:translateY(-2px)}.feedback{border-radius:8px;font-size:1.1rem;font-weight:600;margin-bottom:25px;overflow:hidden;padding:15px 20px;position:relative;transition:all .3s ease}.feedback.correct{animation:fadeIn .5s ease;background-color:#d4edda;border:1px solid #c3e6cb;color:#155724}.feedback.wrong{animation:fadeIn .5s ease;background-color:#f8d7da;border:1px solid #f5c6cb;color:#721c24}.nav-buttons{display:flex;gap:15px;justify-content:space-between;margin-top:30px}.nav-buttons button{background:linear-gradient(135deg,#3498db,#2980b9);border:none;border-radius:8px;box-shadow:0 4px 6px #3498db33;color:#fff;cursor:pointer;flex:1 1;font-size:1.1rem;font-weight:500;padding:12px 25px;transition:all .3s ease}.nav-buttons button:hover{background:linear-gradient(135deg,#2980b9,#1f6d9e);box-shadow:0 6px 8px #3498db4d;transform:translateY(-2px)}.error,.loading,.no-data{background-color:#fff;border-radius:12px;box-shadow:0 5px 15px #00000014;font-size:1.2rem;margin:30px auto;max-width:600px;padding:50px 20px;text-align:center}.error{border-left:5px solid #e74c3c;color:#e74c3c}.no-data{border-left:5px solid #7f8c8d;color:#7f8c8d}.loading{border-left:5px solid #3498db;color:#3498db;overflow:hidden;position:relative}.loading:after{animation:loadingAnimation 1.5s infinite;background:linear-gradient(90deg,#0000,#3498db1a,#0000);content:"";height:100%;left:0;position:absolute;top:0;width:100%}.debug{background-color:#f5f5f5;border:1px solid #eee;border-radius:8px;color:#333;font-size:.9rem;margin-top:40px;padding:20px}.error-stats-container{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.error-stat-item{align-items:center;background-color:#fff;border:1px solid #eee;border-radius:6px;box-shadow:0 2px 5px #0000000d;display:flex;padding:8px 12px}.error-count{color:#e74c3c;font-weight:600;margin-left:5px}.debug h4{border-bottom:1px solid #eee;color:#555;font-size:1.1rem;margin-bottom:15px;margin-top:0;padding-bottom:10px}.debug pre{background-color:#fff;border:1px solid #eee;border-radius:8px;box-shadow:0 2px 5px #0000000d;font-family:Courier New,Courier,monospace;margin:15px 0 0;max-height:250px;overflow-y:auto;padding:15px;white-space:pre-wrap}.count-info{color:#7f8c8d;font-size:1rem;font-weight:500;margin-left:15px}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes loadingAnimation{0%{left:-100%}to{left:100%}}@media (max-width:768px){.container{border-radius:0;padding:15px}.container h2{font-size:1.8rem}.vocab-card{padding:20px}.chinese{font-size:1.5rem}.input-area input{min-width:100%}.nav-buttons button{font-size:1rem;padding:10px 15px}}@media (max-width:480px){.container h2{font-size:1.5rem}.category-selector{align-items:flex-start;flex-direction:column}.category-selector select{margin-top:10px;min-width:100%}}.login-container{background-color:#fff;border-radius:12px;box-shadow:0 5px 15px #0000001a;margin:50px auto;max-width:400px;padding:30px;text-align:center}.login-container h2{color:#2c3e50;font-size:1.8rem;font-weight:700;margin-bottom:25px}.error-message{background-color:#fce4e4;border-radius:6px;color:#e74c3c;margin-bottom:15px;padding:10px}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{text-align:left}.form-group label{color:#555;display:block;font-weight:600;margin-bottom:8px}.form-group input{border:1px solid #ddd;border-radius:6px;font-size:1rem;padding:12px 15px;transition:all .3s ease;width:100%}.form-group input:focus{border-color:#3498db;box-shadow:0 0 0 3px #3498db33;outline:none}.login-button{background-color:#3498db;border:none;border-radius:6px;color:#fff;cursor:pointer;font-size:1rem;font-weight:600;padding:12px 20px;transition:background-color .3s ease}.login-button:hover:not(:disabled){background-color:#2980b9}.login-button:disabled{background-color:#95a5a6;cursor:not-allowed}.icp-footer{align-items:center;background:#f7f7f7;border-top:1px solid #e5e5e5;bottom:0;color:#333;display:flex;font-size:14px;height:36px;justify-content:center;left:0;position:fixed;right:0;z-index:1000}.login-page-wrapper{display:flex;flex-direction:column;justify-content:flex-start;min-height:100vh;padding-bottom:60px}
/*# sourceMappingURL=main.22258685.css.map*/