.chatbot-mathField{align-items:center;line-height:1;transition:height .2s;display:none}.chatbot-mathField-show{--chatbot-mathField-scrim-blur:8px;--chatbot-mathField-scrim-color:color-mix(in srgb,var(--ui-color-brand-fod-lighter)45%,transparent);z-index:4002;background-color:var(--chatbot-mathField-scrim-color);-webkit-backdrop-filter:blur(var(--chatbot-mathField-scrim-blur));backdrop-filter:blur(var(--chatbot-mathField-scrim-blur));justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}@supports not ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.chatbot-mathField-show{--chatbot-mathField-scrim-color:rgba(255,255,255,.92)}}.chatbot-mathField.chatbot-selected{border-color:var(--ui-color-brand-fod-primary-a)}.chatbot-mathField.chatbot-selected .chatbot-calc-button{fill:var(--ui-color-brand-fod-primary-a)}.chatbot-mathField-modal{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;width:90%;max-width:500px;padding:0;overflow:hidden}.chatbot-mathField-header{border-bottom:1px solid #e0e0e0;justify-content:space-between;align-items:center;margin:0;padding:8px;display:flex}.chatbot-mathField-title{font-size:18px;line-height:24px;font-family:var(--font-second);color:#4e4e4e;margin:0;font-weight:600}.chatbot-mathField-close{cursor:pointer;background:0 0;border:none;padding:4px}.chatbot-mathField-close svg{fill:#333;width:20px;height:20px}.chatbot-mathField-close .icon--color-default{color:#333}.chatbot-mathField-content{flex-direction:column;gap:15px;padding:8px 16px;display:flex}.chatbot-mathField-input{border:1px solid #ababab;border-radius:8px;flex-direction:column;flex:1;gap:8px;min-height:40px;padding:8px 12px;display:flex;position:relative}.chatbot-mathField-input:focus-within{border:1px solid var(--ui-color-brand-fod-primary-a)}.chatbot-mathField-submit{color:#fff;background:var(--ui-color-brand-fod-primary-a);cursor:pointer;font-family:var(--font-first);border:none;border-radius:8px;justify-content:center;align-self:flex-end;align-items:center;min-width:40px;height:40px;padding:8px 12px;font-size:18px;font-weight:700;transition:transform .2s;display:flex;position:relative;overflow:hidden}.chatbot-mathField-submit>*{z-index:1;position:relative}.chatbot-mathField-submit:before{content:"";background:var(--ui-color-brand-fod-lighter);border-radius:inherit;opacity:0;z-index:0;transition:opacity .4s;position:absolute;top:0;bottom:0;left:0;right:0}.chatbot-mathField-submit:after{content:"";background:var(--ui-color-brand-fod-dark);border-radius:inherit;opacity:0;z-index:0;transition:opacity .2s;position:absolute;top:0;bottom:0;left:0;right:0}.chatbot-mathField-submit:hover:before,.chatbot-mathField-submit:active:after{opacity:1}.chatbot-mathField.chatbot-with-focus{opacity:1;z-index:4002;border:none;border-radius:0;justify-content:center;align-items:center;height:calc(100vh - 320px);font-size:1.4em;display:flex;position:fixed;top:0;left:0;right:0}.chatbot-mathField.chatbot-disabled math-field>span{pointer-events:none}math-field::part(virtual-keyboard-toggle){display:none}math-field::part(virtual-keyboard-toggle):after{display:none}.chatbot-mathField__tooltip .react-tooltip{margin-top:4px!important}body .ML__keyboard{z-index:10001;--keyboard-zindex:10001;position:fixed}body .ML__keyboard .ML__keyboard--plate .rows ul:last-child li.action:last-child{background-color:var(--ui-color-brand-fod-primary-a)}body .ML__keyboard .MLK__rows .row .MLK__keycap{min-width:28px}@supports (-webkit-touch-callout:none){body .ML__keyboard .MLK__backdrop{height:calc(30px + var(--_keyboard-height))}}@media (pointer:coarse){.ML__keyboard .MLK__rows .row .MLK__keycap{min-width:28px}}@media (min-width:560px) and (pointer:coarse){.ML__keyboard .MLK__rows .row .MLK__keycap{min-width:50px}}.diagram-mermaid{width:100%;height:100%;position:relative}.diagram-mermaid svg{max-width:100%;height:auto;margin:0 auto;display:block}.diagram-mermaid__download-btn{color:var(--ui-color-brand-fod-primary-a);position:absolute;top:8px;right:8px}.diagram-mermaid-error__container{flex-direction:row;gap:8px;display:flex}.diagram-mermaid-error__icon{margin-bottom:.5rem;font-size:2rem}.diagram-mermaid-error__message{color:#333;font-size:18px}.diagram-mermaid-error__details{font-size:14px}.diagram-mermaid-error__code{color:#333;max-width:280px;overflow:auto}.tool-indicator{border:1px solid var(--ui-color-brand-fod-primary-a);background-color:#fff;border-radius:8px;align-items:center;margin:8px 0;padding:8px 12px;animation:.3s ease-in-out fadeIn;display:flex}.tool-indicator--error{color:#e04949;background:#fef0ef;border-color:#e04949}.tool-indicator__icon{color:var(--ui-color-brand-fod-primary-a);flex-shrink:0;margin-right:12px}.tool-indicator__icon .icon{color:var(--ui-color-brand-fod-primary-a)}.tool-indicator__content{flex:1;justify-content:space-between;align-items:center;gap:12px;display:flex}.tool-indicator__message{font-family:var(--font-second);color:#333;font-size:16px;font-weight:500;line-height:1.4}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.chat-dropdown{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;flex-direction:column;animation:.2s ease-out slideDown;display:flex;box-shadow:0 5px 20px rgba(169,155,144,.2)}.chat-dropdown__header{border-bottom:1px solid #e0e0e0;justify-content:space-between;align-items:flex-start;padding:8px 16px;display:flex}.chat-dropdown__header-content{flex:1}.chat-dropdown__title{color:#333;font-size:18px;font-weight:600;line-height:28px;font-family:var(--font-first);letter-spacing:normal;margin:0}.chat-dropdown__subtitle{color:#767676;font-size:18px;font-weight:500;line-height:24px;font-family:var(--font-second);letter-spacing:normal;margin:0}.chat-dropdown__content{flex:1;min-height:60px;max-height:60vh;padding:0 8px;overflow-x:hidden;overflow-y:auto}.chat-dropdown__footer{border-top:1px solid #e0e0e0;padding:12px 16px}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.conversation-history__list{margin:0;padding:0;list-style:none}.conversation-history__item{position:relative}.conversation-history__item:not(:last-child):after{content:"";background-color:#e0e0e0;height:1px;position:absolute;bottom:0;left:0;right:0}.conversation-history__item-wrapper{border-radius:4px;align-items:center;gap:8px;padding:8px;transition:background-color .2s;display:flex}.conversation-history__item-wrapper:hover{background-color:#f2f2f2}.conversation-history__button{cursor:pointer;text-align:left;background:0 0;border:none;flex:1;align-items:center;min-width:0;padding:0;display:flex}.conversation-history__info{flex:1;min-width:0}.conversation-history__item-title{color:#333;white-space:nowrap;text-overflow:ellipsis;font-size:16px;font-weight:500;line-height:24px;font-family:var(--font-second);letter-spacing:normal;margin-bottom:2px;overflow:hidden}.conversation-history__metadata{color:#767676;font-size:14px;font-weight:500;line-height:normal;font-family:var(--font-second);letter-spacing:normal}.conversation-history__empty{text-align:center;color:#767676;padding:40px 16px;font-size:14px}.conversation-history__loading{text-align:center;color:#767676;flex-direction:column;align-items:center;gap:12px;padding:40px 16px;font-size:14px;display:flex}.conversation-history__spinner{border:2px solid #f2f2f2;border-top-color:var(--ui-color-brand-fod-primary-a);border-radius:50%;width:24px;height:24px;animation:.8s linear infinite spin}.conversation-history__error{text-align:center;color:#f66868;flex-direction:column;align-items:center;gap:8px;padding:40px 16px;font-size:14px;display:flex}.conversation-history__error .icon__wrapper{width:24px;height:24px}.conversation-history__delete-button{cursor:pointer;opacity:1;background:0 0;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;padding:2px;transition:background-color .2s;display:flex}.conversation-history__delete-button:hover{color:#f66868;background-color:rgba(246,104,104,.1)}.conversation-history__delete-button .icon__wrapper{width:20px;height:20px}.conversation-history__new-chat-button{width:100%}.conversation-history__load-more{justify-content:center;align-items:center;min-height:60px;padding:16px;display:flex}.conversation-history__loading-more{color:#767676;font-size:14px;font-family:var(--font-second);align-items:center;gap:8px;display:flex}.conversation-history__end{text-align:center;color:#767676;font-size:14px;font-family:var(--font-second);padding:16px;font-weight:500}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.chatbot{background-color:#fff;border-left:1px solid #e0e0e0;flex-direction:column;width:100%;height:100%;display:flex;position:relative;overflow:hidden}.chatbot__header{background-color:#fff;border-bottom:1px solid #e0e0e0;flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.chatbot__header-left{position:relative}.chatbot__header-wrapper{flex-shrink:0;position:relative}.chatbot__history-button{color:#4e4e4e;cursor:pointer;background:0 0;border:none;border-radius:16px;align-items:center;gap:6px;padding:6px 12px;font-size:16px;transition:background-color .2s;display:flex}.chatbot__history-button:hover,.chatbot__history-button.active{color:#333;background-color:#f2f2f2}.chatbot__close-button{cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;transition:background-color .2s;display:flex}.chatbot__close-button:hover{background-color:#f2f2f2}.chatbot__content{flex-direction:column;flex:1;height:100%;min-height:0;display:flex;position:relative;overflow:hidden}.chatbot__drag-overlay{border:2px dashed var(--ui-color-brand-fod-primary-a);z-index:20;pointer-events:none;background-color:rgba(51,51,51,.25);position:absolute;top:0;bottom:0;left:0;right:0}.chatbot__drag-overlay--invalid{background-color:rgba(224,73,73,.05);border-color:#ba1f33}.chatbot__drag-overlay-text{font-family:var(--font-second-bold);color:#fff;pointer-events:none;white-space:nowrap;text-align:center;background-color:#333;border-radius:8px;padding:8px 16px;font-size:14px;position:absolute;transform:translate(-50%,24px);box-shadow:0 2px 8px rgba(51,51,51,.15)}.chatbot__drag-overlay-text--invalid{color:#333;background-color:#fff;border:1px solid #e04949;align-items:center;gap:8px;padding:4px 8px;display:flex;box-shadow:0 5px 20px rgba(169,155,144,.2)}.chatbot__input-container{z-index:10;background-color:#fff;border-top:1px solid #e0e0e0;flex-direction:column;flex-shrink:0;gap:8px;width:100%;min-height:72px;margin-top:auto;padding:16px 8px;display:flex;position:-webkit-sticky;position:sticky;bottom:0}.chatbot__disclaimer{font-family:var(--font-second);color:#767676;margin:0;padding-left:4px;font-size:12px;line-height:18px}.tutor-usage-chart{border-top:1px solid #e0e0e0;flex-direction:column;gap:16px;padding-top:24px;display:flex}.tutor-usage-chart__header{justify-content:space-between;align-items:flex-start;display:flex}.tutor-usage-chart__header-text{flex-direction:column;gap:4px;display:flex}.tutor-usage-chart__title{font-family:var(--font-first);color:#333;margin:0;font-size:18px;font-weight:700;line-height:24px}.tutor-usage-chart__description{font-family:var(--font-second);color:#767676;margin:0;font-size:14px;font-weight:400;line-height:20px}.tutor-usage-chart__filter{flex-shrink:0;min-width:180px}.tutor-usage-chart__container{margin-top:16px}.tutor-usage-chart__legend{align-items:center;gap:16px;margin:0;padding:0;list-style:none;display:flex}.tutor-usage-chart__legend-item{font-family:var(--font-second);color:#4e4e4e;align-items:center;gap:4px;font-size:14px;font-weight:500;line-height:20px;display:flex}.tutor-usage-chart__legend-color{flex-shrink:0;width:28px;height:12px}.unit-recommendations-card{width:100%;margin-bottom:16px;display:flex;overflow:hidden}.unit-recommendations-card__indicator{background-color:#00b4c5;border-radius:8px 0 0 8px;flex-shrink:0;width:8px}.unit-recommendations-card__content{background-color:#fff;border:1px solid #d3e9ff;border-left:none;border-radius:0 8px 8px 0;flex-direction:column;flex:1;padding:8px 8px 24px;display:flex}.unit-recommendations-card__header{background-color:rgba(0,180,197,.05);border-radius:8px 8px 0 0;align-items:center;min-height:44px;margin-bottom:24px;padding:8px 10px;display:flex}.unit-recommendations-card__title,.unit-recommendations-card__title .text-html *{font-size:18px;font-weight:600;font-family:var(--font-first);color:#333;margin:0;line-height:28px;display:flex}.unit-recommendations-card__lessons{flex-direction:column;gap:8px;padding:0 16px;display:flex}.unit-recommendations-card__no-recommendations{font-size:16px;font-weight:500;font-family:var(--font-second);color:#828282;margin:0;line-height:24px}.teacher-analytics-view__loading{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:400px;display:flex}.teacher-analytics-view__loading p{color:#767676;font-size:14px}.teacher-analytics-view__error{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:24px;min-height:400px;display:flex}.teacher-analytics-view__error p{color:#dc3545;max-width:500px;font-size:14px}.teacher-analytics-view__header-container{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.teacher-analytics-view__header-container .teacher-analytics-view__class-selector{min-width:200px;max-width:300px;margin-left:auto}.teacher-analytics-view__subject-selector{min-width:200px;max-width:300px}.teacher-analytics-view__units-grid{flex-direction:column;gap:16px;width:100%;display:flex}.teacher-analytics-view__sections-container{flex-direction:column;gap:16px;display:flex}.teacher-analytics-view__section-separator{border-bottom:1px solid #eee4dc;margin:16px 0}.teacher-analytics-view__recommendations{gap:var(--spacing-lg);flex-direction:column;width:100%;display:flex}.teacher-analytics-view__section{display:block}.teacher-analytics-view__section-title{color:#333;font-size:22px;font-weight:700;font-family:var(--font-first);margin:0 0 24px}.teacher-analytics-view__legend{justify-content:flex-end;gap:24px;margin-top:16px;display:flex}.teacher-analytics-view__legend-item{align-items:center;gap:8px;display:flex}.teacher-analytics-view__legend-color{border-radius:4px;flex-shrink:0;width:16px;height:16px}.teacher-analytics-view__legend-color--mastered{background-color:#0095a2}.teacher-analytics-view__legend-color--in-progress{background-color:#00b4c5}.teacher-analytics-view__legend-color--not-started{background-color:#d4fbff}.teacher-analytics-view__legend-text{font-size:14px;font-weight:500;font-family:var(--font-second);color:#4e4e4e;line-height:1}.radar-type-tag{font-family:var(--font-second);white-space:nowrap;color:#333;background-color:#f2f2f2;border-radius:16px;flex-shrink:0;justify-content:center;align-items:center;gap:4px;height:28px;padding:4px 8px;font-size:14px;font-weight:500;line-height:normal;display:flex}.radar-type-tag--inappropriate-use{color:#97033a;background-color:#ffeaed}.radar-type-tag--learning-block,.radar-type-tag--group-learning-alert{color:#996008;background-color:#fffad6}.severity-indicator{align-items:flex-end;gap:2px;height:12px;display:flex}.severity-indicator__bar{border-radius:var(--border-radius-01);width:4px}.severity-indicator--high .severity-indicator__bar{background-color:#f76868}.severity-indicator--medium .severity-indicator__bar{background-color:#ffe08c}.severity-indicator--low .severity-indicator__bar{background-color:#97e0c3}.severity-indicator__bar:first-child{height:4px}.severity-indicator__bar:nth-child(2){height:8px}.severity-indicator__bar:nth-child(3){height:12px}.severity-indicator--high .severity-indicator__bar--active{background-color:#f76868}.severity-indicator--medium .severity-indicator__bar--active{background-color:#d18436}.severity-indicator--low .severity-indicator__bar--active{background-color:#135f3e}.empty-state-analytics{text-align:center;padding:var(--spacing-3xl)var(--spacing-xl);flex-direction:column;justify-content:center;align-items:center;min-height:400px;display:flex}.empty-state-analytics__icon{color:var(--color-text-muted);margin-bottom:var(--spacing-lg);font-size:64px}.empty-state-analytics__message{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0 0 var(--spacing-md)0}.empty-state-analytics__description{font-size:var(--font-size-base);color:var(--color-text-secondary);max-width:500px;margin:0}.teacher-tools-view__content{flex-direction:column;gap:16px;width:100%;padding:0;display:flex}.teacher-tools-view__title{font-family:var(--font-first);color:#333;margin:0;padding:8px 0;font-size:22px;font-weight:700;line-height:32px}.teacher-tools-view__description-container{align-items:center;gap:8px;display:flex}.teacher-tools-view__description{font-family:var(--font-second);color:#4e4e4e;flex:1;margin:0;font-size:16px;font-weight:500;line-height:24px}.teacher-tools-view__description-image{background-image:var(--tangerine-ai-bot-help);background-position:50%;background-size:cover;width:48px;height:56px}.teacher-tools-view__grid{grid-template-columns:repeat(3,1fr);gap:24px 16px;display:grid}@media (max-width:1023px){.teacher-tools-view__grid{grid-template-columns:repeat(2,1fr);gap:24px 16px}}@media (max-width:575px){.teacher-tools-view__grid{grid-template-columns:1fr;gap:16px;padding:0 16px}}