@keyframes slideIn{0%{opacity:0;transform:translate(100%)}60%{opacity:1;transform:translate(0)}80%{opacity:1;transform:translate(-15%)}to{opacity:1;transform:translate(0)}}.chatbot-button{cursor:pointer;z-index:100;transition:opacity .5s linear;animation:.6s ease-out forwards slideIn;display:flex;position:fixed;bottom:7em;right:2em}.chatbot-button__image{background-image:var(--tangerine-ai-bot);background-position:50%;background-repeat:no-repeat;background-size:cover;width:100px;height:100px}.chatbot-button:focus{outline:none}.chat-button{font-family:var(--font-first);cursor:pointer;color:inherit;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;gap:12px;padding:0;font-weight:700;text-decoration:none;transition:all .2s ease-in-out;display:inline-flex;position:relative}.chat-button--large{height:40px;padding:8px 12px;font-size:18px}.chat-button--large .chat-button__icon svg,.chat-button--large .chat-button__icon-right svg,.chat-button--large .icon__wrapper svg{width:24px;height:24px}.chat-button--small{gap:8px;height:30px;padding:2px 8px;font-size:16px}.chat-button--small .chat-button__icon{width:16px;height:16px}.chat-button--icon-only{gap:0}.chat-button--icon-only.chat-button--large{padding:8px}.chat-button--icon-only.chat-button--small{padding:4px}.chat-button--icon-only .chat-button__text{display:none}.chat-button--icon-only{color:var(--color-tangerine-ai,#bc3ebc)}.chat-button--icon-only svg path{fill:var(--color-tangerine-ai,#bc3ebc)!important}.chat-button--icon-only:active{color:var(--color-tangerine-ai-dark,#741571)}.chat-button--icon-only:active svg path{fill:var(--color-tangerine-ai-dark,#741571)!important}.chat-button--brand.chat-button--contained{color:#fff;background:var(--color-tangerine-ai-gradient,linear-gradient(111deg,#e14de3 12.58%,#8c2a89 100%))}.chat-button--brand.chat-button--contained:hover:not(:disabled){background:var(--color-tangerine-ai-gradient-reverse,linear-gradient(291deg,#e14de3 12.5%,#8c2a89 99.91%))}.chat-button--brand.chat-button--contained:active:not(:disabled){background:var(--color-tangerine-ai-dark,#741571)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--large{box-shadow:0 3px rgba(188,62,188,.3)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--large:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px rgba(188,62,188,.3)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--large:active:not(:disabled){transform:translateY(1px);box-shadow:inset 0 3px rgba(188,62,188,.3)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--small{box-shadow:0 3px rgba(188,62,188,.3)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--small:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px rgba(188,62,188,.3)}.chat-button--brand.chat-button--contained.chat-button--has-shadow.chat-button--small:active:not(:disabled){transform:translateY(1px);box-shadow:inset 0 3px rgba(188,62,188,.3)}.chat-button--brand.chat-button--outlined{color:var(--color-tangerine-ai,#bc3ebc);border:1px solid var(--color-tangerine-ai,#bc3ebc);background-color:#fff}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--large{box-shadow:0 3px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--large:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--large:active:not(:disabled){transform:translateY(1px);box-shadow:inset 0 3px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--small{box-shadow:0 3px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--small:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined.chat-button--has-shadow.chat-button--small:active:not(:disabled){transform:translateY(1px);box-shadow:inset 0 3px rgba(188,62,188,.2)}.chat-button--brand.chat-button--outlined:hover:not(:disabled),.chat-button--brand.chat-button--outlined:active:not(:disabled){color:var(--color-tangerine-ai-dark,#741571);background-color:var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));border-color:var(--color-tangerine-ai-dark,#741571)}.chat-button--brand.chat-button--outlined.chat-button--icon-right svg path{fill:var(--color-tangerine-ai,#bc3ebc)}.chat-button--brand.chat-button--text{color:var(--color-tangerine-ai,#bc3ebc);font-family:var(--font-first);background-color:transparent;border-radius:8px}.chat-button--brand.chat-button--text.chat-button--icon-right svg path{fill:var(--color-tangerine-ai,#bc3ebc)}.chat-button--brand.chat-button--text:hover:not(:disabled){color:var(--color-tangerine-ai-dark,#741571);background-color:var(--color-tangerine-ai-alpha,rgba(188,62,188,.15))}.chat-button--brand.chat-button--text:hover:not(:disabled).chat-button--icon-right svg path{fill:var(--color-tangerine-ai-dark,#741571)}.chat-button--brand.chat-button--text.chat-button--icon-only:hover:not(:disabled){background-color:var(--color-tangerine-ai-lighter,#d068d0)}.chat-button--brand.chat-button--text.chat-button--icon-only:hover:not(:disabled) svg path{fill:var(--color-tangerine-ai,#bc3ebc)!important}.chat-button--brand.chat-button--text.chat-button--icon-only:active:not(:disabled){background-color:var(--color-tangerine-ai-lighter,#d068d0)}.chat-button--brand.chat-button--text.chat-button--icon-only:active:not(:disabled) svg path{fill:var(--color-tangerine-ai-dark,#741571)!important}.chat-button--brand.chat-button--text:not(.chat-button--icon-only):hover:not(:disabled),.chat-button--brand.chat-button--text:not(.chat-button--icon-only):active:not(:disabled){color:var(--color-tangerine-ai-dark,#741571);background-color:var(--color-tangerine-ai-alpha,rgba(188,62,188,.15))}.chat-button:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.chat-button__text{font-family:var(--font-first);font-weight:700;line-height:26px}.chat-button__icon{color:var(--color-tangerine-ai,#bc3ebc)}.chat-button__icon svg path{fill:var(--color-tangerine-ai,#bc3ebc)!important}.chat-d3-card{cursor:pointer;background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin:8px 0;transition:all .2s}.chat-d3-card:hover{transform:translateY(-1px);box-shadow:0 4px 8px rgba(0,0,0,.1)}.chat-d3-card__header{padding:8px}.chat-d3-card__title{font-family:var(--font-second);color:#4e4e4e;flex:1;font-size:18px;font-weight:700}.chat-d3-card__footer{background-color:#f9f9f9;border-top:1px solid #e0e0e0;border-radius:0 0 8px 8px;margin-top:0;padding:8px}.chat-d3-card__footer__content{justify-content:space-between;align-items:center;gap:8px;display:flex}.chat-d3-card__footer__title{color:#333;align-items:center;gap:4px;font-size:15px;font-weight:600;display:flex}.chat-d3-card__footer__title svg path{fill:#333}.chat-d3-card__footer__button{color:var(--color-tangerine-ai,#bc3ebc);cursor:pointer;background:0 0;border:none;padding:0;font-size:14px;text-decoration:underline}.chat-d3-card__footer__button:hover{color:var(--color-tangerine-ai-dark,#741571)}.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{position:absolute;top:8px;right:8px}.diagram-mermaid__download-btn svg path{fill:var(--color-tangerine-ai,#bc3ebc)}.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}.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:15px;font-weight:600;display:flex}.chat-mermaid-card__footer svg path{fill:#333}.chat-mermaid-modal-container{border-radius:var(--border-radius-01);justify-content:center;align-items:center;width:100%;min-height:300px;padding:20px;display:flex}.chat-mermaid-modal-container .chat-mermaid-modal__diagram{text-align:center}.chat-mermaid-modal-container .chat-mermaid-modal__diagram svg{max-width:100%;height:auto}.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}.multi-select-checkbox{width:100%}.multi-select-checkbox__badge{background-color:#f9f9f9;border:1px solid #f2f2f2;border-radius:16px;align-items:center;gap:8px;max-width:180px;margin:2px;padding:4px 8px;display:inline-flex}.multi-select-checkbox__badge-text{font-family:var(--font-second);color:#333;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:500;line-height:20px;overflow:hidden}.multi-select-checkbox__badge-remove{cursor:pointer;color:#767676;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;padding:0;font-size:14px;line-height:1;display:flex}.multi-select-checkbox__badge-remove:hover{color:#333}.multi-select-checkbox__option{cursor:pointer;background-color:#fff;border-bottom:1px solid #f2f2f2;align-items:center;padding:8px;display:flex}.multi-select-checkbox__option .chat-checkbox{pointer-events:none}.multi-select-checkbox__option .chat-checkbox__custom{border-color:#ababab;border-radius:2px;width:18px;height:18px}.multi-select-checkbox__option .chat-checkbox__text{font-family:var(--font-second);color:#4e4e4e;font-size:16px;font-weight:500;line-height:24px}.multi-select-checkbox .select-customizable__value-container{flex-wrap:nowrap;overflow:hidden}.multi-select-checkbox .select-customizable__menu-list{border-radius:4px;padding:0}.multi-select-checkbox .select-customizable__menu-list>.multi-select-checkbox__option:last-child{border-bottom:none}.multi-select-checkbox .select-customizable__option{background-color:transparent!important;padding:0!important}.multi-select-checkbox .select-customizable__option:hover,.multi-select-checkbox .select-customizable__option--is-focused{color:inherit!important;background-color:#f9f9f9!important}.multi-select-checkbox .select-customizable__option--is-selected{background-color:transparent!important}.text-input-or-lesson-selector{width:100%;position:relative}.text-input-or-lesson-selector__label{margin-bottom:8px;display:block}.text-input-or-lesson-selector__label sup{color:#e04949}.text-input-or-lesson-selector__content{width:100%}.text-input-or-lesson-selector__error-message{color:#e04949;font-family:var(--font-second);margin-top:8px;font-size:16px;font-style:normal;font-weight:500;line-height:24px}.text-input-mode{border-radius:8px;width:100%}.text-input-mode__textarea-wrapper{border:1px solid var(--Grays-Gray-05,#e0e0e0);border-bottom:none;border-top-left-radius:8px;border-top-right-radius:8px;width:100%;position:relative;overflow:hidden}.text-input-mode__textarea-wrapper textarea{border-bottom-right-radius:0;border-bottom-left-radius:0}.text-input-mode__textarea-wrapper .textarea{width:100%}.text-input-mode__textarea-wrapper .textarea__input{resize:vertical;border:none;border-radius:0;min-height:58px;max-height:150px;overflow-y:auto}.text-input-mode__footer{border:1px solid var(--Grays-Gray-05,#e0e0e0);background:var(--Grays-Gray-07,#f9f9f9);border-radius:0 0 8px 8px;align-items:center;gap:36px;padding-right:8px;display:flex}.text-input-mode__choose-button{padding:0 12px;font-size:14px;text-decoration:none;transition:opacity .2s}.text-input-mode__counter{color:#4e4e4e;white-space:nowrap;font-size:14px}.text-input-mode--error .text-input-mode__textarea-wrapper{border-color:#ed6a6a}.text-input-mode--error .text-input-mode__footer{background:rgba(246,104,104,.05);border-color:#ed6a6a}.text-input-mode--error .text-input-mode__choose-button{opacity:.4;pointer-events:none}.text-input-mode--error .text-input-mode__counter{color:#ba1f33}.lesson-selected-card{border:1px solid var(--color-border);background-color:var(--color-background-light);border-radius:8px;width:100%;padding:12px;transition:all .2s}.lesson-selected-card__content{justify-content:space-between;align-items:center;gap:12px;display:flex}.lesson-selected-card__content-wrapper{align-items:center;gap:12px;display:flex}.lesson-selected-card__icon-wrapper{background-color:var(--color-first);color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;padding:8px;display:flex}.lesson-selected-card__icon-wrapper svg{width:32px;height:32px}.lesson-selected-card__icon-wrapper svg path{fill:#fff}.lesson-selected-card__icon{color:#fff;width:24px;height:24px}.lesson-selected-card__info{flex:1;min-width:0}.lesson-selected-card__title{color:#333;font-size:16px;font-weight:500;font-family:var(--font-second);text-overflow:ellipsis;white-space:nowrap;margin:0 0 4px;overflow:hidden}.lesson-selected-card__meta{color:#767676;margin:0;font-size:14px}.lesson-selected-card__remove{cursor:pointer;color:var(--color-text-secondary);background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;padding:0;transition:all .2s;display:flex}.lesson-selected-card__remove:hover{background-color:var(--color-danger-light);color:var(--color-danger)}.lesson-selected-card__remove .icon{width:16px;height:16px}.lesson-selected-card__error{background:#f9f9f9;border:1px solid #e0e0e0}.lesson-selected-card__error .lesson-selected-card__title{color:#767676}.lesson-selected-card__error-message{color:#e04949;font-family:var(--font-second);margin-top:8px;font-size:16px;font-style:normal;font-weight:500;line-height:24px}.lesson-selection-dialog .dialog__content{min-height:300px}.lesson-selection-dialog__content{padding:20px 0}.lesson-selection-dialog__field{margin-bottom:20px}.lesson-selection-dialog__field:last-child{margin-bottom:0}.lesson-selection-dialog__loading{justify-content:center;align-items:center;min-height:60px;padding:20px;display:flex}.lesson-selection-dialog__no-lessons{text-align:center;color:var(--color-text-secondary);background-color:var(--color-background-light);border-radius:8px;padding:20px;font-size:14px}.lesson-selection-dialog__error-title{color:#e04949;font-family:var(--font-second);font-size:14px;font-style:normal;font-weight:500;line-height:20px}.lesson-selection-dialog__error-message{color:#e04949;font-family:var(--font-second);font-size:16px;font-style:normal;font-weight:500;line-height:24px}.lesson-selection-dialog__link{margin-top:16px}.lesson-selection-dialog__link .lesson-selection-dialog__link-text{color:var(--color-first);font-family:var(--font-second);font-size:14px;font-weight:600;text-decoration:none;display:inline-block}.lesson-selection-dialog__link .lesson-selection-dialog__link-text:hover{opacity:1;text-decoration:underline}.lesson-selection-dialog__link .lesson-selection-dialog__link-text:focus-visible{outline-offset:2px;outline:2px solid #333}