.chat-mermaid-card{cursor:pointer;background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin:8px 0;transition:all .2s}.chat-mermaid-card:hover{transform:translateY(-1px);box-shadow:0 4px 8px rgba(0,0,0,.1)}.chat-mermaid-card--error{color:#e04949;box-shadow:none;cursor:default;background:#fef0ef;border-color:#e04949;padding:8px}.chat-mermaid-card--error:hover{box-shadow:none;border-color:#e04949;transform:none}.chat-mermaid-card__preview{padding:8px;overflow:hidden}.chat-mermaid-card__preview .diagram-mermaid,.chat-mermaid-card__preview .diagram-mermaid *{pointer-events:none;-webkit-user-select:none;user-select:none}.chat-mermaid-card__footer{background-color:#f2f2f2;border-top:1px solid #e0e0e0;border-radius:0 0 8px 8px;padding:16px}.chat-mermaid-card__footer__content{justify-content:space-between;align-items:center;gap:8px;display:flex}.chat-mermaid-card__footer__title{color:#333;align-items:center;gap:4px;font-size:16px;font-weight:600;display:flex}.chat-mermaid-card__footer svg path{fill:#333}.tutor-ai-tabs{align-items:center;gap:8px;display:flex}.tutor-ai-tabs__tab{font-size:14px;font-family:var(--font-second);color:#333;cursor:pointer;border-radius:var(--border-radius-01);padding:8px;line-height:20px;transition:color .2s;position:relative}.tutor-ai-tabs__tab--active{font-family:var(--font-second-bold);color:#333;cursor:default;background-color:#f9f9f9;font-size:14px;line-height:20px}.teacher-ai-analytics-panel__header{justify-content:space-between;align-items:center;padding-bottom:16px;display:flex}.teacher-ai-analytics-panel__header-titles{flex-direction:column;gap:4px;display:flex}.teacher-ai-analytics-panel__title{font-family:var(--font-first);color:#333;margin:0;font-size:26px;font-weight:700;line-height:40px}.teacher-ai-analytics-panel__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:16px;font-weight:600;line-height:24px}.teacher-ai-analytics-panel__header-filters{align-items:center;gap:16px;display:flex}.teacher-ai-analytics-panel__filter{min-width:200px}.teacher-ai-analytics-panel__content{flex-direction:column;gap:24px;display:flex}.teacher-ai-analytics-panel__content-tabs{border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;padding:16px 4px}.topic-ranking-section{background-color:#fff;flex-direction:column;gap:16px;padding:16px 24px;display:flex;overflow:hidden}.topic-ranking-section__header{justify-content:space-between;align-items:flex-start;display:flex}.topic-ranking-section__header-titles{flex-direction:column;gap:8px;display:flex}.topic-ranking-section__title{font-family:var(--font-first);color:#333;margin:0;font-size:22px;font-weight:600;line-height:32px}.topic-ranking-section__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:16px;font-weight:400;line-height:24px}.topic-ranking-section__header-actions{flex-shrink:0;align-items:center;display:flex}.topic-ranking-section__view-toggle{background-color:#f2f2f2;border-radius:4px;align-items:center;gap:4px;padding:8px;display:flex}.topic-ranking-section__view-toggle-btn{cursor:pointer;color:#ababab;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:2px;transition:color .2s,background-color .2s;display:flex}.topic-ranking-section__view-toggle-btn .icon--color-default.icon--lib-skin path{fill:#4e4e4e}.topic-ranking-section__view-toggle-btn--active{color:#333;background-color:#fff}.topic-ranking-section__view-toggle-btn--active .icon--color-default.icon--lib-skin path{fill:var(--color-tangerine-ai,#bc3ebc)}.topic-ranking-section__view-toggle-btn--active:hover:not(:disabled) .icon--color-default.icon--lib-skin path{fill:var(--color-tangerine-ai-dark,#741571)}.topic-ranking-section__view-toggle-btn:disabled{opacity:.5;cursor:not-allowed}.topic-ranking-section__filters-row{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.topic-ranking-section__description{font-family:var(--font-second);color:#4e4e4e;flex:1;min-width:0;margin:0;font-size:16px;font-weight:400;line-height:20px}.topic-ranking-section__filters{flex-shrink:0;gap:8px;display:flex}.topic-ranking-section__filter{flex-direction:column;gap:2px;min-width:242px;display:flex}.topic-ranking-section__filter-label{font-family:var(--font-second);color:#4e4e4e;font-size:16px;font-weight:400;line-height:24px}.topic-ranking-section__list{flex-direction:column;display:flex}.topic-ranking-section__load-more-btn{font-family:var(--font-first);color:var(--color-first);border:1px solid var(--color-first);cursor:pointer;white-space:nowrap;border-radius:8px;justify-content:center;align-self:center;align-items:center;gap:8px;padding:8px 12px;font-size:18px;font-weight:700;line-height:22px;transition:background-color .2s;display:flex}.topic-ranking-section__load-more-btn:hover{background-color:var(--color-first-alpha)}.topic-ranking-section__load-more-btn .icon--color-default.icon--lib-skin path{fill:var(--color-first)}.topic-ranking-section__load-more-btn #loading__svg{width:22px;height:22px}.topic-ranking-section__loading{justify-content:center;align-items:center;min-height:200px;display:flex}.topic-ranking-section__empty{font-family:var(--font-second);color:#767676;text-align:center;margin:0;padding:24px 0;font-size:14px}.radar-view__header{border-bottom:1px solid #e0e0e0;justify-content:space-between;align-items:center;padding-bottom:16px;display:flex}.radar-view__header-titles{flex-direction:column;gap:4px;display:flex}.radar-view__title{font-family:var(--font-first);color:#333;margin:0;font-size:26px;font-weight:700;line-height:40px}.radar-view__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:16px;font-weight:600;line-height:24px}.radar-view__header-filters{align-items:center;gap:16px;display:flex}.radar-view__header-filters .select-customizable{min-width:170px}.radar-view__toolbar{border-bottom:1px solid #e0e0e0;justify-content:space-between;align-items:center;padding:16px 0;display:flex}.radar-view__toolbar-actions{align-items:center;gap:8px;display:flex}.radar-view__content{flex-direction:column;gap:24px;padding-top:24px;display:flex}.radar-view__cards{flex-direction:column;gap:16px;padding-bottom:48px;display:flex}.radar-view__empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:64px 24px;display:flex}.radar-view__empty-icon{border-radius:16px;justify-content:center;align-items:center;width:36px;height:28px;margin-bottom:16px;display:flex}.radar-view__empty-icon--success{background-color:#d7fedb}.radar-view__empty-icon--success .icon--color-default.icon--lib-skin path{fill:#0a6910}.radar-view__empty-icon--warning{background-color:#fffaea}.radar-view__empty-icon--warning .icon--color-default.icon--lib-skin path{fill:#d18436}.radar-view__empty-icon--muted{background-color:#f2f2f2}.radar-view__empty-icon--muted .icon--color-default.icon--lib-skin path{fill:#4e4e4e}.radar-view__empty-title{font-family:var(--font-first);color:#333;margin:0 0 8px;font-size:16px;font-weight:600;line-height:24px}.radar-view__empty-description{font-family:var(--font-second);color:#333;margin:0;font-size:16px}.radar-view .button.button--color-transparent-primary:disabled{opacity:.4;background-color:transparent}