: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;padding:0;width:100vw;height:100vh;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}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}}#root{width:100vw;height:100vh;margin:0;padding:0;overflow:hidden}.App{width:100%;height:100%}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.public-home-layout{min-height:100vh;display:flex;flex-direction:column}.public-home-header{display:flex;align-items:center;background:#001529;padding:0 24px;height:64px;border-bottom:1px solid #1f2937}.public-home-logo{color:#fff;font-size:20px;font-weight:700;white-space:nowrap;cursor:pointer}.public-home-user-menu-wrapper{margin-left:auto;display:flex;align-items:center;gap:12px}.public-home-user-menu{color:#fff;cursor:pointer;padding:8px 12px}.public-home-login-button{color:#fff;padding:8px 16px}.public-home-content{background:linear-gradient(135deg,#667eea,#764ba2);padding:24px;flex:1;overflow-y:scroll;-ms-overflow-style:none;scrollbar-width:none;max-height:100vh}.public-home-banner{display:flex;flex-direction:row;align-items:center;justify-content:space-between;padding:40px 20px 20px;color:#fff;margin-bottom:24px;gap:40px}.public-home-welcome-section{flex:1;text-align:left}.public-home-lottery-section{width:350px;min-width:350px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;padding:24px;box-shadow:0 8px 32px #0003;border:1px solid rgba(255,255,255,.18)}.public-home-calendar{width:100%;text-align:center}.public-home-calendar-date{margin-bottom:20px}.public-home-calendar-day{font-size:3rem;font-weight:700;color:#fff;margin-bottom:5px}.public-home-calendar-month-year{font-size:1.1rem;color:#ffffffe6;margin-bottom:5px}.public-home-calendar-weekday{font-size:1rem;color:#fffc;margin-bottom:20px}.public-home-lottery-btn{width:100%;height:48px;font-size:16px;border-radius:8px}.public-home-lottery-result{width:100%;text-align:center}.public-home-lottery-result-content{margin-bottom:20px}.public-home-lottery-user{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:15px}.public-home-lottery-title{font-size:2rem;font-weight:700;margin:15px 0;padding:10px;border:2px solid currentColor;border-radius:8px;background-color:#ffffff1a}.public-home-lottery-description{text-align:left;white-space:pre-line;margin:15px 0;color:#fff;text-align:center}.public-home-lottery-timestamp{font-size:.9rem;color:#ffffffb3;margin-top:20px}.public-home-reset-lottery-btn{width:100%;height:48px;font-size:16px;border-radius:8px}.public-home-title{font-size:3rem;margin-bottom:24px;text-shadow:2px 2px 4px rgba(0,0,0,.3);color:#fff}.public-home-paragraph{font-size:1.2rem;max-width:600px;margin:0 auto 32px;color:#ffffffe6}.public-home-login-btn{height:48px;font-size:16px;border-radius:8px;padding-left:32px;padding-right:32px}.public-home-feature-section{max-width:1200px;margin:0 auto}.public-home-feature-title{color:#fff;text-align:center;margin-bottom:32px}.public-home-feature-container{width:100%}.public-home-feature-grid{display:flex;align-items:center;flex-direction:row;flex-wrap:wrap;justify-content:center;gap:24px;width:100%}.public-home-card-link{text-decoration:none}.public-home-card-link-disabled{pointer-events:none;opacity:.5}.public-home-card{height:160px;max-width:300px;min-width:300px;border-radius:12px;box-shadow:0 4px 12px #00000026;background:#fffffff2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;transition:transform .3s,box-shadow .3s}.public-home-card:hover{transform:translateY(-5px);box-shadow:0 8px 24px #0003}.public-home-card-icon{margin-bottom:12px}.public-home-card-title{margin:0;color:#001529}.public-home-card-description{font-size:12px;color:#666;margin-top:8px}.public-home-footer{text-align:center;background:#001529;color:#ffffffa6;padding:16px 0;height:64px}.console-header{padding:16px;min-height:60px}.console-container{padding:0;display:flex;flex-direction:column}.card-list-container{flex:1;overflow-y:scroll;padding:0 16px 16px;height:100%}.loading-container{display:flex;justify-content:center;align-items:center;height:200px}.info-container{display:flex;flex-direction:row;height:100%;width:100%}.card-grid{display:flex;width:100%;gap:2px;overflow-y:scroll;height:100%;align-items:start;justify-content:flex-start;flex-direction:row;flex-wrap:wrap;align-content:flex-start}.user-info{width:100%;height:100%;overflow-y:auto;padding:16px;background-color:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;display:flex}.no-user-selected{display:flex;justify-content:center;align-items:center;height:100%;color:#888;font-size:16px}.user-detail-content{height:100%}.user-card{cursor:pointer;background-color:#fff;padding:5px 16px;width:100%}@media(max-width:768px){.user-info{display:none}.info-container{flex-direction:column}.card-grid{max-width:100%}.user-card{max-width:100%;width:100%}}.user-card:hover{box-shadow:0 4px 12px #0000001a}.user-name{font-weight:700;font-size:16px}.user-nickname{color:#888;font-size:14px;margin-left:8px}.user-username{font-size:12px;color:#888}.user-contact{margin-top:12px;font-size:12px;color:#888}.user-contact-item{margin-bottom:4px}.user-contact-icon{margin-right:6px}.user-card-content{display:flex;justify-content:space-between}.hide-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.hide-scrollbar::-webkit-scrollbar{display:none}.ant-layout,.ant-layout-content,.css-dev-only-do-not-override-dbp7pc,.ant-layout .ant-layout-content{-ms-overflow-style:none;scrollbar-width:none}.ant-layout::-webkit-scrollbar,.ant-layout-content::-webkit-scrollbar,.css-dev-only-do-not-override-dbp7pc::-webkit-scrollbar,.ant-layout .ant-layout-content::-webkit-scrollbar{display:none}.classCard{border:1px solid #d9d9d9;border-radius:8px;cursor:pointer;transition:all .3s ease;background-color:#fff;padding:12px;box-shadow:0 2px 8px #0000001a;position:relative;overflow:hidden;width:100%;max-width:300px;margin:0 auto}.classCard:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.classesContainer{padding:24px;height:calc(100vh - 120px);overflow:hidden}.classesCardGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}@media(max-width:768px){.classesCardGrid{grid-template-columns:1fr;padding:0 16px}.classCard{width:100%;max-width:100%}}@media(max-width:480px){.classesCardGrid{grid-template-columns:1fr;gap:12px}}.classCardTitle{margin:0;color:#1890ff;font-size:15px}.classCardTeacher{margin:4px 0 0;color:#666;font-size:11px}.classCardDate{margin:2px 0 0;color:#999;font-size:11px}.classesCardContainer .ant-card-body{height:calc(100% - 57px)!important;padding:0!important}@media(max-width:768px){.classCardTitle{font-size:14px}.classCardTeacher,.classCardDate{font-size:10px}}.classCardMonitorLabel{font-size:12px;color:#666}.classCardMonitorTag{margin:2px;font-size:11px}@media(max-width:768px){.classCardMonitorTag{font-size:10px;margin:1px}}.classDetailContainer{padding:24px;height:calc(100vh - 120px);overflow:hidden}.classDetailContent{height:100%;overflow-y:auto;padding:16px}.classDetailStats{display:flex;gap:16px;flex-wrap:wrap}.classListEmpty{margin-top:100px}.classListGrid{height:100%;overflow-y:auto;padding:16px}.classCardItem{border:1px solid #d9d9d9;cursor:pointer;transition:all .3s ease;background-color:#fff}.classCardBody{padding:16px}.buttonWithMarginRight{margin-right:8px}.classDetailSection{padding:16px}.flexBetweenCenter{display:flex;justify-content:space-between;align-items:center}.pointsButton{color:#1890ff}.monitorSection{margin-top:8px}.emptySectionCenter{padding:40px;text-align:center}.formItemRightAlign{text-align:right}.warningText{color:#ff4d4f;margin-bottom:16px}.inputWithTopMargin{margin-top:8px}.editButton{color:#1890ff!important;padding:0 4px!important}.deleteButtonContainer{margin-top:24px;text-align:right}.studentListHeader{margin-bottom:16px;display:flex;justify-content:space-between;align-items:center}.hidden-scrollbar::-webkit-scrollbar{display:none}.events-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;width:100%}.global-events-container{background:#fff;padding:24px;min-height:calc(100vh - 150px);border-radius:8px;box-shadow:0 2px 8px #0000001a}.top-black-bar-content{display:flex;justify-content:space-between;align-items:center;padding:0 24px}.back-icon,.settings-icon{font-size:18px;color:#8c8c8c;cursor:pointer}.title-container{text-align:center;margin-bottom:24px}.subtitle-container{text-align:center;margin-bottom:32px}.loading-container{text-align:center;padding:50px}.error-alert{margin-bottom:24px}.empty-state{text-align:center;padding:50px}.card-container{overflow-y:auto;max-height:calc(100vh - 250px);scrollbar-width:none;-ms-overflow-style:none}.card{height:100%;border-radius:8px;border:1px solid #e9ecef;cursor:pointer}.card-body{height:100%}.card-content{display:flex;flex-direction:column;height:100%}.card-flex-item{flex:1}.card-tag-container{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px}.card-title{margin:12px 0;cursor:pointer}.card-summary{font-size:14px;line-height:1.6;margin-bottom:16px;cursor:pointer}.card-footer{margin-top:auto}.card-footer-space{display:flex;justify-content:space-between;align-items:center}.card-date-text{cursor:pointer}.divider{margin:24px 0}.footer-text{display:block;text-align:center;margin-bottom:24px}.top-black-bar{background:#000;padding:12px 0}.back-button-container{padding-left:24px}.back-icon{font-size:18px;color:#8c8c8c;cursor:pointer}.main-content{background:#fff;padding:24px;min-height:calc(100vh - 150px);border-radius:8px;box-shadow:0 2px 8px #0000001a}.content-wrapper{max-width:800px;margin:0 auto}.loading-container,.error-alert,.empty-state{text-align:center;padding:50px}.event-tag{font-size:16px;padding:4px 12px}.event-title{margin-bottom:16px}.event-info{margin-bottom:24px;display:flex}.event-date,.event-category-tag{font-size:16px}.event-description{font-size:16px;line-height:1.8}.analysis-section{margin-top:32px}.analysis-title{border-bottom:1px solid #e8e8e8;padding-bottom:8px}.analysis-content{font-size:16px;line-height:1.8}.user-detail-page-container{padding:24px;background-color:#f5f5f5;min-height:calc(100vh - 64px)}.user-detail-page-header{margin-bottom:24px}.user-detail-page-content{max-width:1200px;margin:0 auto;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;overflow:hidden}.user-detail-info-item{display:flex;justify-content:space-between;align-items:center;width:100%}.no-user-found{display:flex;justify-content:center;align-items:center;height:300px;font-size:18px;color:#999}.user-detail-delete-section{margin-top:24px;display:flex;justify-content:center;padding:24px}.user-detail-container{padding:24px}.user-detail-header{font-size:24px;font-weight:700;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;align-items:center}.user-detail-descriptions{width:100%;border-collapse:collapse}.user-detail-row{display:flex;flex-wrap:wrap;border-bottom:1px solid #f0f0f0}.user-detail-item{flex:1 1 50%;min-width:300px;padding:12px;border-right:1px solid #f0f0f0;display:flex;flex-direction:column}.user-detail-item:last-child{border-right:none}.user-detail-item-label{font-weight:700;color:#666;margin-bottom:4px}.user-detail-item-content{color:#333}.user-detail-item-full{flex:1 1 100%;min-width:100%}@media(max-width:768px){.user-detail-page-container{padding:12px}.user-detail-page-content{margin:0;border-radius:0;box-shadow:none}.user-detail-container{padding:16px}.user-detail-item{flex:1 1 100%;min-width:100%;border-right:none;border-bottom:1px solid #f0f0f0}.user-detail-item:last-child{border-bottom:none}.user-detail-header{flex-direction:column;align-items:flex-start;gap:12px}}.class-detail-page-container{padding:24px;background-color:#f5f5f5;display:flex;flex-direction:column}.class-detail-page-header{margin-bottom:24px;flex-shrink:0}.class-detail-page-content{max-width:1200px;flex:1;display:flex;flex-direction:column;overflow:hidden}.ant-tabs-content,.ant-tabs-tabpane{flex:1;display:flex;flex-direction:column;overflow:hidden}.flexBetweenCenter{display:flex;justify-content:space-between;align-items:center;width:100%}.no-class-found{display:flex;justify-content:center;align-items:center;height:300px;font-size:18px;color:#999}.class-detail-delete-section{margin-top:24px;display:flex;justify-content:center}.student-grid-container{flex:1;display:flex;flex-direction:column;overflow:hidden}.student-grid{display:flex;width:100%;gap:2px;flex:1;min-height:0;overflow-y:auto;align-items:start;justify-content:flex-start;flex-direction:row;flex-wrap:wrap;align-content:flex-start;padding:8px 0}.student-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.student-list-actions{display:flex;gap:8px}.student-card{cursor:pointer;background-color:#fff;padding:5px 16px;width:100%;border-radius:8px}.student-card:hover{background-color:#f3f3f3}.student-card-content{display:flex;justify-content:space-between;align-items:center;width:100%}.student-info-header{display:flex;align-items:center}.student-icon{font-size:20px;margin-right:8px}.student-name{font-weight:700;font-size:16px}.student-nickname{color:#888;font-size:14px;margin-left:8px}.student-points{font-weight:700;color:#1890ff}.student-points-label{font-size:12px;color:#999;margin-right:4px}.student-monitor-tag{margin-left:8px;vertical-align:middle}.empty-student-list{text-align:center;padding:40px}.empty-class-prizes{text-align:center;padding:60px 20px}@media(max-width:768px){.student-grid{max-width:100%;height:calc(100vh - 300px)}.student-card{max-width:100%;width:100%;padding:5px 0}}@media(max-width:768px){.class-detail-page-container{padding:0}.flexBetweenCenter{flex-direction:row;gap:8px}}.student-detail-page-container{padding:24px;background-color:#f5f5f5;min-height:calc(100vh - 64px)}.student-detail-page-header{margin-bottom:24px}.student-detail-page-content{max-width:1200px;margin:0 auto;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;overflow:hidden}.student-detail-info-item{display:flex;justify-content:space-between;align-items:center;width:100%}.loading-container{display:flex;justify-content:center;align-items:center;height:300px}.no-student-found{display:flex;justify-content:center;align-items:center;height:300px;font-size:18px;color:#999}.student-detail-delete-section{margin-top:24px;display:flex;justify-content:center;padding:24px}.student-detail-container{padding:24px}.student-detail-header{font-size:24px;font-weight:700;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;align-items:center}.student-detail-descriptions{width:100%;border-collapse:collapse}.student-detail-row{display:flex;flex-wrap:wrap;border-bottom:1px solid #f0f0f0}.student-detail-item{flex:1 1 50%;min-width:300px;padding:12px;border-right:1px solid #f0f0f0;display:flex;flex-direction:column}.student-detail-item:last-child{border-right:none}.student-detail-item-label{font-weight:700;color:#666;margin-bottom:4px}.student-detail-item-content{color:#333}.student-detail-item-full{flex:1 1 100%;min-width:100%}@media(max-width:768px){.student-detail-page-container{padding:12px}.student-detail-page-content{margin:0;border-radius:0;box-shadow:none}.student-detail-container{padding:16px}.student-detail-item{flex:1 1 100%;min-width:100%;border-right:none;border-bottom:1px solid #f0f0f0}.student-detail-item:last-child{border-bottom:none}.student-detail-header{flex-direction:column;align-items:flex-start;gap:12px}}