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}*{box-sizing:border-box}#root,body,html{height:100%}.ant-layout{background:#f5f5f5}.ant-menu-item-selected{background-color:#e6f7ff!important}.ant-btn-primary{background-color:#1890ff;border-color:#1890ff}.ant-btn-primary:focus,.ant-btn-primary:hover{background-color:#40a9ff;border-color:#40a9ff}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.captcha-modal-content{padding:8px 0}.captcha-instruction{color:#666;font-size:14px;margin-bottom:16px;text-align:center}.captcha-panel{background:#f5f5f5;border:1px solid #d9d9d9;border-radius:6px;height:150px;margin:0 auto 16px;overflow:hidden;position:relative;width:300px}.captcha-background-container{height:100%;position:relative;width:100%}.captcha-background{display:block;height:100%;object-fit:cover;width:100%}.captcha-loading{align-items:center;color:#666;display:flex;font-size:14px;height:100%;justify-content:center;width:100%}.puzzle-piece{background-position:50%;background-repeat:no-repeat;background-size:60px 60px;height:60px;position:absolute;transition:left .1s ease-out;width:60px;z-index:2}.refresh-btn{align-items:center;background:#0009;border:none!important;border-radius:4px!important;color:#fff!important;display:flex;height:28px;justify-content:center;position:absolute;right:8px;top:8px;transition:background .2s ease;width:28px;z-index:3}.refresh-btn:hover{background:#000c!important;color:#fff!important}.slider-container{margin:0 auto;position:relative;width:300px}.slider-track{background:#f7f9fa;border:1px solid #e4e7eb;border-radius:20px;height:40px;overflow:hidden;position:relative;transition:all .3s ease;width:100%}.slider-track.verified{background:linear-gradient(90deg,#52c41a,#52c41a);border-color:#52c41a}.slider-track.verifying{background:linear-gradient(90deg,#1890ff,#1890ff);border-color:#1890ff}.slider-track:before{background:linear-gradient(90deg,#91d5ff,#69c0ff);border-radius:20px;content:"";height:100%;left:0;position:absolute;top:0;transition:width .1s ease;width:0;width:var(--slider-progress,0)}.slider-button{align-items:center;background:#fff;border-radius:50%;box-shadow:0 2px 8px #00000026;cursor:pointer;display:flex;font-size:16px;font-weight:700;height:36px;justify-content:center;left:2px;position:absolute;top:2px;transition:all .2s ease;-webkit-user-select:none;user-select:none;width:36px;z-index:2}.slider-button.dragging{box-shadow:0 4px 12px #00000040;transform:scale(1.05)}.slider-button:hover{box-shadow:0 4px 12px #0003}.slider-track.verified .slider-button{background:#52c41a;color:#fff}.slider-track.verifying .slider-button{background:#1890ff;color:#fff}.slider-text{color:#666;font-size:14px;margin-top:12px;text-align:center;transition:color .3s ease}.slider-track.verified+.slider-text{color:#52c41a}.slider-track.verifying+.slider-text{color:#1890ff}@keyframes shake{0%,to{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}.captcha-modal-content.error .captcha-panel{animation:shake .5s ease-in-out;border-color:#ff4d4f}.captcha-modal-content.error .slider-track{background:#fff2f0;border-color:#ff4d4f}@media (max-width:768px){.captcha-modal-content{padding:16px 0}.captcha-panel,.slider-container{max-width:350px;width:100%}.captcha-panel{height:175px}.slider-button{font-size:18px;height:40px;width:40px}.slider-track{height:44px}.slider-button{top:2px}.captcha-instruction{font-size:16px;margin-bottom:20px;padding:0 10px}.slider-text{font-size:16px;margin-top:16px}.slider-button{touch-action:none}.captcha-background,.slider-button{-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}}@media (max-width:480px){.captcha-panel,.slider-container{max-width:300px;width:100%}.captcha-panel{height:150px}.captcha-background{height:100%;width:100%}.puzzle-piece{background-size:50px 50px;height:50px;width:50px}.slider-button{font-size:16px;height:36px;width:36px}.slider-track{height:40px}}.auth-container{background:#fff!important;padding:20px}.auth-layout{background:#fff;border-radius:12px;box-shadow:0 10px 30px #0000004d;display:flex;max-width:1000px;min-height:500px;overflow:hidden;width:100%}.auth-left{background:#fafafa;border-right:1px solid #f0f0f0;justify-content:space-between;padding:40px 30px;position:relative}.auth-left,.auth-right{display:flex;flex:1 1;flex-direction:column}.auth-right{justify-content:center;padding:40px}.auth-right .auth-form{background:#0000;border:none;box-shadow:none;padding:0}.auth-right .auth-form .ant-card-body{padding:0}.form-header{margin-bottom:32px}.form-tabs{display:flex;gap:24px}.form-tab{border-bottom:2px solid #0000;color:#ccc;font-size:20px;font-weight:600;padding-bottom:8px;text-decoration:none;transition:all .3s ease}.form-tab.active{border-bottom-color:#1890ff;color:#1890ff}.form-tab:hover{color:#666}.agreement-section{margin-top:auto;padding-top:40px}.auth-form{border-radius:16px;box-shadow:0 4px 20px #0000001a;margin:0 auto;max-width:600px;padding:40px 48px}.auth-logo h2{color:#1890ff!important;font-size:28px;font-weight:600;margin:0!important}.auth-title{font-size:20px;font-weight:500;text-align:center}.auth-form .ant-input-affix-wrapper{border:1px solid #d9d9d9;border-radius:8px;height:44px;transition:all .3s}.auth-form .ant-input-affix-wrapper:hover{border-color:#40a9ff}.auth-form .ant-input-affix-wrapper-focused,.auth-form .ant-input-affix-wrapper:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff33}.auth-form .ant-btn-primary{background:#1890ff;border-color:#1890ff;border-radius:8px;font-size:16px;font-weight:500;height:44px;transition:all .3s}.auth-form .ant-btn-primary:hover{background:#40a9ff;border-color:#40a9ff;box-shadow:0 4px 12px #1890ff4d;transform:translateY(-1px)}.auth-form .ant-form-item{margin-bottom:20px}.auth-form .ant-form-item-explain-error{font-size:12px;margin-top:4px}.auth-form .ant-checkbox-wrapper{color:#595959;font-size:14px}.auth-form a{color:#1890ff;text-decoration:none;transition:color .3s}.auth-form a:hover{color:#40a9ff;text-decoration:underline}.auth-form .ant-divider{color:#8c8c8c;font-size:14px;margin:20px 0}.auth-error{background:#fff2f0;border:1px solid #ffccc7;border-radius:6px;color:#ff4d4f;font-size:14px;margin-bottom:16px;padding:8px 12px}.register-form-row{display:flex;gap:16px;margin-bottom:16px}.register-form-row .ant-form-item{flex:1 1;margin-bottom:0}.email-verification-row{align-items:flex-end;display:flex;gap:12px;margin-bottom:12px}.email-verification-row .ant-input{flex:1 1}@media (max-width:1024px){.auth-layout{max-width:800px}.auth-left{padding:30px 20px}.auth-right{padding:30px}}@media (max-width:768px){.nav-desktop{display:none!important}.nav-mobile{display:flex!important}.auth-layout{flex-direction:column;max-width:500px;min-height:auto}.auth-left{background:#fafafa;border-right:none;border-top:1px solid #f0f0f0;order:2;padding:30px 24px}.auth-right{order:1;padding:30px 24px}.agreement-section{margin-top:20px;padding-top:20px;text-align:center}.auth-form{max-width:500px;padding:32px 24px}.register-form-row{flex-direction:column;gap:0}.register-form-row .ant-form-item{margin-bottom:20px}.email-verification-row{align-items:stretch;flex-direction:column;gap:8px}.verification-buttons{flex-direction:column!important;gap:12px!important}.verification-buttons .ant-btn{flex:none!important;min-width:auto!important;width:100%!important}}@media (max-width:480px){.auth-container{padding:10px}.auth-layout{margin:0;max-width:100%}.auth-left,.auth-right{padding:20px}.form-tabs{gap:16px}.form-tab{font-size:18px}.auth-form{max-width:100%;padding:24px 20px}.auth-logo h2{font-size:24px}.auth-title{font-size:18px}}.question-detail-container{margin:0 auto;max-width:1200px;padding:0 24px}.question-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:24px}.audio-player{background:#f8f9fa;border:1px solid #e9ecef;padding:12px}.audio-player .ant-slider{margin:0}.audio-player .ant-slider-track{background:#1890ff}.audio-player .ant-slider-handle{border-color:#1890ff}.dialogue-segment{margin-bottom:16px;transition:all .3s ease}.dialogue-segment.active{box-shadow:0 4px 12px #1890ff26;transform:translateY(-2px)}.dialogue-segment:hover{box-shadow:0 2px 8px #0000001a}.segment-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:12px}.segment-content{margin-top:12px}.text-content{margin-bottom:8px}.text-content .ant-typography{border-radius:4px;font-size:14px;line-height:1.6;margin:4px 0 8px;padding:8px}.voice-recorder{text-align:center}.voice-recorder .recording-button{align-items:center;border-radius:50%;display:flex;height:60px;justify-content:center;margin:0 auto;width:60px}.voice-recorder .recording-status{margin:12px 0}.voice-recorder .ant-progress-circle{margin:0 auto}.transcription-box{background:#f5f5f5;border:1px solid #d9d9d9;border-radius:6px;margin-top:12px;padding:12px;text-align:left}.transcription-box .transcription-label{color:#666;display:block;font-size:12px;font-weight:600;margin-bottom:4px}.score-panel{margin-top:16px}.overall-score{text-align:center}.overall-score,.score-breakdown{margin-bottom:16px}.score-item{margin-bottom:8px}.score-label{font-size:14px;min-width:60px}.score-progress{flex:1 1;margin:0 16px}.score-value{min-width:40px;text-align:right}.text-comparison{margin:16px 0}.user-answer{background:#fff2e8;border:1px solid #ffd591;border-radius:6px;margin:4px 0;padding:12px}.reference-answer{background:#f6ffed;border:1px solid #b7eb8f;border-radius:6px;margin:4px 0;padding:12px}.feedback-section{margin:16px 0}.feedback-content{background:#f0f2ff;border:1px solid #d6e4ff;border-radius:6px;padding:12px}.analysis-section{margin:16px 0}.analysis-section h5{align-items:center;display:flex;margin-bottom:8px}.analysis-section .anticon{margin-right:8px}.analysis-list{margin:0;padding-left:20px}.analysis-list li{line-height:1.6;margin-bottom:4px}.progress-info{padding:12px}.progress-item{align-items:center;display:flex;justify-content:space-between;margin-bottom:8px}.progress-item:last-child{margin-bottom:0}@media (max-width:768px){.question-detail-container{padding:0 16px}.question-header{align-items:flex-start;flex-direction:column;gap:12px}.audio-player{padding:8px}.dialogue-segment{margin-bottom:12px}.score-item{align-items:flex-start;flex-direction:column;gap:4px}.score-progress{margin:4px 0;width:100%}}.dialogue-segment,.score-panel,.transcription-box{animation:fadeIn .3s ease}.recording-button.recording{animation:pulse 1.5s infinite}.status-completed{color:#52c41a}.status-pending{color:#1890ff}.status-error{color:#ff4d4f}.segment-navigation{margin-top:16px;text-align:center}.segment-navigation .ant-btn{margin:0 4px}.audio-practice-container{transition:all .3s ease}.audio-practice-container .ant-table{background:#0000!important;color:#fff!important}.audio-practice-container .ant-table-thead>tr>th{background:#ffffff1a!important;border-bottom:1px solid #fff3!important;color:#fffc!important;font-weight:500}.audio-practice-container .ant-table-tbody>tr{background:#ffffff0d!important;color:#fff!important;transition:all .2s ease}.audio-practice-container .ant-table-tbody>tr:hover{background:#ffffff26!important;transform:translateY(-1px)}.audio-practice-container .ant-table-tbody>tr.ant-table-row-selected{background:#52c41a33!important}.audio-practice-container .ant-table-tbody>tr>td{border-bottom:1px solid #ffffff1a!important;color:inherit!important}.audio-practice-container .ant-checkbox-wrapper{color:#fff}.audio-practice-container .ant-checkbox-inner{background-color:#fff3;border-color:#ffffff80}.audio-practice-container .ant-checkbox-checked .ant-checkbox-inner{background-color:#52c41a;border-color:#52c41a}.current-track{animation:pulse 2s infinite}.ant-list-item:hover{background:#f5f5f5!important;box-shadow:0 2px 8px #0000001a;transform:translateY(-1px);transition:all .2s ease}.ant-slider-track{background:linear-gradient(90deg,#1890ff,#40a9ff)}.ant-slider-handle{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff33}.ant-slider-handle:focus,.ant-slider-handle:hover{border-color:#40a9ff;box-shadow:0 0 0 4px #1890ff33}.audio-player-card{overflow:hidden;position:relative}.audio-player-card:before{background:linear-gradient(90deg,#1890ff,#52c41a,#faad14);content:"";height:3px;left:0;position:absolute;right:0;top:0;z-index:1}.ant-statistic{transition:all .3s ease}.ant-statistic:hover{transform:translateY(-2px)}.ant-tag{border-radius:12px;font-size:11px;line-height:20px;margin:2px}@media (max-width:768px){.audio-practice-container{padding:0 16px}.playlist-container{margin-top:16px}.controls-row .ant-col{margin-bottom:12px}}.loading-container{align-items:center;display:flex;flex-direction:column;justify-content:center;padding:60px 20px}.loading-container .ant-spin{margin-bottom:16px}.empty-playlist{padding:40px 20px;text-align:center}.play-button{overflow:hidden;position:relative}.play-button:after{background:#ffffff4d;border-radius:50%;content:"";height:0;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%);transition:all .3s ease;width:0}.play-button:hover:after{height:120%;width:120%}.audio-practice-container input[type=range]{-webkit-appearance:none;appearance:none;background:#ffffff4d;border-radius:2px;cursor:pointer;height:4px;outline:none}.audio-practice-container input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:#fff;border:2px solid #1890ff;border-radius:50%;cursor:pointer;height:16px;-webkit-transition:all .2s ease;transition:all .2s ease;width:16px}.audio-practice-container input[type=range]::-webkit-slider-thumb:hover{border-color:#40a9ff;box-shadow:0 0 0 4px #1890ff33;transform:scale(1.1)}.audio-practice-container input[type=range]::-moz-range-thumb{background:#fff;border:2px solid #1890ff;border-radius:50%;cursor:pointer;height:16px;-moz-transition:all .2s ease;transition:all .2s ease;width:16px}.audio-practice-container input[type=range]::-moz-range-thumb:hover{border-color:#40a9ff;box-shadow:0 0 0 4px #1890ff33;transform:scale(1.1)}@keyframes rotate{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.audio-practice-container .album-art.playing{animation:rotate 10s linear infinite}.audio-practice-container .lyrics-container{animation:fadeIn .5s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.audio-practice-container::-webkit-scrollbar{width:8px}.audio-practice-container::-webkit-scrollbar-track{background:#ffffff1a;border-radius:4px}.audio-practice-container::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:4px}.audio-practice-container::-webkit-scrollbar-thumb:hover{background:#ffffff80}.playlist-scroll::-webkit-scrollbar{width:6px}.playlist-scroll::-webkit-scrollbar-track{background:#ffffff1a;border-radius:3px}.playlist-scroll::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:3px}.playlist-scroll::-webkit-scrollbar-thumb:hover{background:#ffffff80}.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{background-color:#282c34;color:#fff;padding:20px}.App-link{color:#61dafb}@keyframes App-logo-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.ccl-layout{height:100vh;min-height:100vh;overflow:hidden}.ccl-sidebar{background:#fafafa;border-right:1px solid #e8e8e8;box-shadow:2px 0 8px #0000000f;height:100vh;left:0;position:fixed;top:0;z-index:1000}.ccl-sidebar .ant-layout-sider-trigger{background:#f0f0f0!important;border-top:1px solid #e8e8e8;color:#666!important;transition:all .2s}.ccl-sidebar .ant-layout-sider-trigger:hover{background:#e6f7ff!important;color:#1890ff!important}.ccl-content{background:#fff;height:calc(100vh - 64px);min-height:calc(100vh - 64px);overflow-y:auto;padding:24px}.ccl-header{background:#fff;border-bottom:1px solid #e8e8e8;box-shadow:0 2px 8px #00000014;height:64px;line-height:64px;padding:0;position:-webkit-sticky;position:sticky;top:0;z-index:100}@media (max-width:768px){.ccl-header{z-index:999}}.ccl-logo{background:#ffffff4d;float:left;height:31px;margin:16px 24px 16px 0;width:120px}.ccl-user-menu{float:right}.question-list{background:#fff;border:1px solid #e8e8e8;border-radius:8px;overflow:hidden}.question-item{border-bottom:1px solid #f0f0f0;transition:background-color .2s}.question-item:last-child{border-bottom:none}.question-item:hover{background-color:#fafafa}.question-content{align-items:center;display:flex;justify-content:space-between;min-height:60px;padding:16px 24px}.question-main{align-items:center;display:flex;flex:1 1}.question-id{color:#666;font-weight:500;margin-right:8px;min-width:50px}.question-title{color:#262626;font-size:16px;font-weight:500}.question-category-tag{border-radius:12px;font-size:12px;padding:2px 8px}.question-actions{align-items:center;display:flex;gap:8px}.status-tag{margin:0}.action-btn{border:none;box-shadow:none;height:auto;padding:4px 8px}.action-btn:hover{background-color:#0000000f}.audio-player{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:16px}.audio-controls{align-items:center;display:flex;gap:12px;margin-bottom:16px}.audio-progress{flex:1 1}.audio-time{color:#666;font-size:12px;min-width:80px;text-align:center}.recording-container{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:24px;text-align:center}.recording-button{border:none;border-radius:50%;cursor:pointer;font-size:32px;height:80px;transition:all .3s;width:80px}.recording-button.recording{animation:pulse 1s infinite;background:#ff4d4f;color:#fff}.recording-button.idle{background:#1890ff;color:#fff}@keyframes pulse{0%{box-shadow:0 0 0 0 #ff4d4fb3}70%{box-shadow:0 0 0 10px #ff4d4f00}to{box-shadow:0 0 0 0 #ff4d4f00}}.volume-indicator{background:#f0f0f0;border-radius:2px;height:4px;margin:16px 0;overflow:hidden;width:100%}.volume-bar{background:linear-gradient(90deg,#52c41a,#faad14,#ff4d4f);height:100%;transition:width .1s}.score-display{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:24px}.score-item{align-items:center;display:flex;justify-content:space-between;margin-bottom:12px}.score-label{font-weight:500}.score-value{font-size:18px;font-weight:600}.overall-score{color:#1890ff;font-size:32px;font-weight:700}.home-hero{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:8px;color:#fff;padding:48px 24px;text-align:center}.home-features,.home-hero{margin-bottom:32px}.feature-card{align-items:center;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a;display:flex;flex-direction:column;height:100%;justify-content:center;padding:24px 16px;text-align:center;transition:all .3s}.feature-card:hover{box-shadow:0 8px 24px #00000026;transform:translateY(-4px)}.feature-icon{display:block;font-size:48px;margin-bottom:16px}.feature-card h4{font-size:16px!important;font-weight:600!important;margin-bottom:8px!important}.feature-card .ant-typography{color:#666;font-size:14px;margin-bottom:0!important}.auth-container{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;justify-content:center;min-height:100vh}.auth-form{background:#fff;border-radius:8px;box-shadow:0 8px 32px #0000001a;max-width:400px;padding:48px;width:100%}.auth-logo{margin-bottom:32px;text-align:center}.auth-title{color:#262626;font-size:24px;font-weight:600;margin-bottom:24px}@media (max-width:768px){.ccl-layout{overflow:visible}.ccl-sidebar{box-shadow:2px 0 8px #00000026;height:100vh!important;left:0!important;position:fixed!important;top:0!important;transition:transform .3s ease;width:240px!important;z-index:1000!important}.ccl-sidebar,.ccl-sidebar.ant-layout-sider-collapsed{transform:translateX(-100%)}.ccl-sidebar:not(.ant-layout-sider-collapsed){transform:translateX(0)}.ccl-content{margin-left:0!important}.home-features .ant-col{margin-bottom:16px}.feature-card{padding:20px 16px}.feature-icon{font-size:40px;margin-bottom:12px}.auth-form{padding:32px 24px}.audio-controls{align-items:stretch}.audio-time{text-align:left}.question-content{align-items:flex-start;flex-direction:column;gap:8px;padding:12px 16px}.question-main{flex-wrap:wrap;gap:8px;width:100%}.question-actions{justify-content:flex-end;margin-top:4px;width:100%}.question-id,.question-title{font-size:14px}.question-id{min-width:40px}.ccl-content{background:#f8f9fa;padding:16px}.question-list{background:#0000;border:none;box-shadow:none}.question-item{background:#fff;border:1px solid #e8e8e8;border-radius:8px;box-shadow:0 1px 3px #0000001a;margin-bottom:8px}.question-item:last-child{border-bottom:1px solid #e8e8e8;margin-bottom:0}.mobile-fallback .ant-table-wrapper{display:none!important}.mobile-list-container{display:block}.ant-card{border-radius:8px;box-shadow:0 2px 8px #0000000f;margin-bottom:16px}.ant-card .ant-card-body{padding:16px}.mobile-form .ant-btn,.mobile-form .ant-input,.mobile-form .ant-select-selector{font-size:16px!important;height:44px!important;line-height:44px!important}.mobile-form .ant-input{padding:8px 12px}.mobile-form .ant-btn{line-height:28px!important;padding:8px 16px}.ant-pagination{margin-top:16px;text-align:center}.ant-pagination-jump-next,.ant-pagination-jump-prev,.ant-pagination-options{display:none!important}.ant-collapse>.ant-collapse-item>.ant-collapse-header{font-size:16px;padding:16px}.ant-collapse-content>.ant-collapse-content-box{padding:8px}.audio-player-container{padding:16px!important}.audio-controls{flex-direction:column;gap:12px}.audio-control-button{font-size:18px;height:44px;min-width:44px}.mobile-filters{flex-direction:column;gap:12px}.mobile-filters>*{width:100%!important}.mobile-question-card{display:block!important;width:100%!important}.mobile-question-card .ant-card-body{padding:16px!important}.mobile-question-card,.mobile-question-card *,.mobile-question-card:after,.mobile-question-card:before{direction:ltr!important;text-orientation:mixed!important;writing-mode:horizontal-tb!important;-webkit-writing-mode:horizontal-tb!important;-ms-writing-mode:lr-tb!important}.mobile-question-card .ant-typography,.mobile-question-card div,.mobile-question-card h1,.mobile-question-card h2,.mobile-question-card h3,.mobile-question-card h4,.mobile-question-card h5,.mobile-question-card h6,.mobile-question-card p,.mobile-question-card span,.mobile-question-card text{direction:ltr!important;display:block!important;flex:none!important;line-height:1.4!important;max-width:100%!important;min-width:0!important;text-orientation:mixed!important;vertical-align:initial!important;white-space:normal!important;width:auto!important;word-break:break-word!important;writing-mode:horizontal-tb!important;-webkit-writing-mode:horizontal-tb!important;-ms-writing-mode:lr-tb!important}.mobile-question-card .ant-tag{direction:ltr!important;display:inline-block!important;margin:2px 4px 2px 0!important;text-orientation:mixed!important;writing-mode:horizontal-tb!important}}@media (min-width:769px) and (max-width:1024px){.ccl-content{padding:20px}.feature-card{padding:24px 20px}.feature-icon{font-size:44px}}.ccl-mobile-trigger{-webkit-tap-highlight-color:transparent;align-items:center;background:#fff;border:1px solid #d9d9d9;border-radius:6px;box-shadow:0 2px 8px #00000026;color:#666;cursor:pointer;display:none;font-size:18px;height:44px;justify-content:center;left:12px;position:fixed;top:12px;touch-action:manipulation;transition:all .2s;-webkit-user-select:none;user-select:none;width:44px;z-index:1002}.ccl-mobile-trigger svg{height:1em;width:1em}.ccl-mobile-overlay{background:#00000073;bottom:0;display:none;left:0;position:fixed;right:0;top:0;z-index:999}@media (max-width:768px){.ccl-mobile-trigger{display:flex!important}.ccl-mobile-trigger:hover{background:#f5f5f5;border-color:#40a9ff}.ccl-mobile-trigger:active{background:#e6f7ff;border-color:#1890ff;transform:scale(.95)}.ccl-mobile-overlay{display:block}}.ccl-menu .ant-menu-item,.ccl-menu .ant-menu-submenu-title{text-align:left!important}.ccl-menu .ant-menu-item .ant-menu-title-content,.ccl-menu .ant-menu-submenu-title .ant-menu-title-content{justify-content:flex-start!important;text-align:left!important}.ccl-menu .ant-menu-item,.ccl-menu .ant-menu-submenu-title{align-items:center!important;display:flex!important;justify-content:flex-start!important}