.chatbot-resize-handle{cursor:col-resize;z-index:1000;justify-content:center;align-items:center;width:8px;transition:background-color .2s;display:flex;position:absolute;top:0;bottom:0;left:0}.chatbot-resize-handle:hover,.chatbot-resize-handle:focus,.chatbot-resize-handle--active{background-color:rgba(0,0,0,.05)}.chatbot-resize-handle:hover .chatbot-resize-handle__grip,.chatbot-resize-handle:focus .chatbot-resize-handle__grip,.chatbot-resize-handle--active .chatbot-resize-handle__grip{opacity:1}.chatbot-resize-handle--active{background-color:var(--chatbot-gray-dark,#e0e0e0)}.chatbot-resize-handle--active .chatbot-resize-handle__grip span{background-color:#fff}.chatbot-resize-handle__grip{opacity:0;flex-direction:column;gap:2px;transition:opacity .2s;display:flex}.chatbot-resize-handle__grip span{background-color:#999;border-radius:50%;width:3px;height:3px;transition:background-color .2s;display:block}.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 .icon{color:#333}.report-modal__content{flex-direction:column;gap:16px;display:flex}.report-modal__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:14px;font-weight:400;line-height:1.5}.report-modal__options{flex-direction:column;gap:16px;display:flex}.report-modal__option{padding:0}.report-modal__comment{flex-direction:column;gap:8px;margin-top:8px;display:flex}.report-modal .dialog__actions .footer-buttons .button{color:#fff;background:var(--color-first)}.report-modal .dialog__actions .footer-buttons .button.button--variant-secondary-ghost{color:var(--color-first);background:0 0}.report-modal .dialog__actions .footer-buttons .button.button--variant-secondary-ghost .button__text{color:var(--color-first)}.report-modal .dialog__actions .footer-buttons .button:disabled{opacity:.4}.report-modal .dialog__title{font-family:var(--font-second);font-size:16px;font-weight:600}.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)}}.practice-origin-label{align-items:center;gap:var(--ui-space-xxs);font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-12);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-16);color:var(--ui-color-orange-600);display:inline-flex}.practice-origin-label--tutor{color:var(--ui-color-purple-600)}.analytics-filter-bar{align-items:center;gap:16px;display:flex}.analytics-filter-bar__filter{min-width:200px}.teacher-layout-wrapper{height:100vh;display:flex;overflow:hidden}.teacher-layout-wrapper__sidebar{background:var(--color-background);flex-direction:column;flex-shrink:0;width:13rem;height:100vh;transition:width .3s;display:flex;overflow-x:hidden;overflow-y:auto}.teacher-layout-wrapper__sidebar-header{padding:2.25rem var(--ui-space-md)0;justify-content:space-between;align-items:center;display:flex}.teacher-layout-wrapper__collapse-btn{padding:var(--ui-space-xs);cursor:pointer;border-radius:var(--ui-radius-xl);background:0 0;border:none;justify-content:center;align-items:center;transition:background-color .2s;display:flex}.teacher-layout-wrapper__collapse-btn:hover{background-color:var(--ui-color-brand-fod-lighter)}.teacher-layout-wrapper__collapse-btn .icon{color:var(--ui-color-neutral-grey-700)}.teacher-layout-wrapper__title-container{visibility:visible;transition:opacity .3s;overflow:hidden}.teacher-layout-wrapper__title{padding:var(--ui-space-lg)var(--ui-space-md)0;font-family:var(--ui-font-family-heading);font-size:var(--ui-font-size-22);font-weight:var(--ui-font-weight-semibold);line-height:var(--ui-line-height-28);color:var(--ui-color-neutral-grey-700);white-space:nowrap;margin:0}.teacher-layout-wrapper__navigation{padding:var(--ui-space-lg)0 0 var(--ui-space-md);flex:1;transition:padding .3s}.teacher-layout-wrapper__nav-list{gap:var(--ui-space-xs);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.teacher-layout-wrapper__nav-item{padding:var(--ui-space-xs);border-radius:var(--ui-radius-xl)0 0 var(--ui-radius-xl);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;width:100%;transition:background-color .2s,color .2s;display:flex;overflow:hidden}.teacher-layout-wrapper__nav-item .icon{width:var(--ui-icon-size-md);height:var(--ui-icon-size-md);color:var(--ui-color-neutral-grey-700);flex-shrink:0;transition:color .2s}.teacher-layout-wrapper__nav-item:hover{background:var(--ui-color-brand-fod-lighter)}.teacher-layout-wrapper__nav-item--active{background:var(--ui-color-neutral-white)}.teacher-layout-wrapper__nav-item--active .icon,.teacher-layout-wrapper__nav-item--active .teacher-layout-wrapper__nav-text{color:var(--ui-color-brand-fod-primary-a)}.teacher-layout-wrapper__nav-item--active:hover{background:var(--ui-color-neutral-white)}.teacher-layout-wrapper__nav-skeleton-item{align-items:center;gap:12px;padding:8px 15px;display:flex}.teacher-layout-wrapper__nav-skeleton-text{flex:1}.teacher-layout-wrapper__nav-text{margin-left:var(--ui-space-xs);font-family:var(--ui-font-family-heading);font-weight:var(--ui-font-weight-semibold);font-size:var(--ui-font-size-16);line-height:var(--ui-line-height-26);color:var(--ui-color-neutral-grey-700);white-space:nowrap;opacity:1;width:auto;transition:opacity .2s,width .3s}.teacher-layout-wrapper__dev-toggle{margin-top:auto;padding:16px 20px}.teacher-layout-wrapper__dev-toggle .switch__texts{margin-left:0}.teacher-layout-wrapper__dev-toggle .switch__texts .switch__label{font-size:var(--ui-font-size-14)}.teacher-layout-wrapper__dev-toggle-hint{color:var(--ui-color-neutral-grey-500);margin-top:4px;font-size:11px;line-height:1.3}.teacher-layout-wrapper__main{background:var(--ui-color-neutral-white);flex:1;min-width:0;padding-top:36px;padding-bottom:36px;overflow:auto}.teacher-layout-wrapper__main--default-padding{padding-left:72px;padding-right:72px}.teacher-layout-wrapper__main--left-only-padding{padding-left:72px;padding-right:0}.teacher-layout-wrapper__main--none-padding{padding-left:0;padding-right:0}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__sidebar{width:5rem}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__sidebar-header{justify-content:center;padding-left:0;padding-right:0}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__sidebar-header .back-arrow{display:none}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__title-container{opacity:0;visibility:hidden;transition:opacity .3s,visibility 0s linear .3s}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__navigation{padding:var(--ui-space-lg)0 0 var(--ui-space-md);align-items:center}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__nav-item{padding:var(--ui-space-xs);justify-content:center}.teacher-layout-wrapper--collapsed .teacher-layout-wrapper__nav-text{opacity:0;width:0;margin-left:0;transition:opacity .2s ease-out,width .3s,margin-left .3s}.teacher-layout-wrapper--show-back-collapsed .teacher-layout-wrapper__sidebar-header .back-arrow{display:flex}.teacher-layout-wrapper__mobile-menu-button,.teacher-layout-wrapper__mobile-menu-backdrop{display:none}.drawer-overlay{z-index:8000;opacity:0;visibility:hidden;background-color:rgba(16,16,16,.15);transition:opacity .3s,visibility .3s;position:fixed;top:0;bottom:0;left:0;right:0}.drawer-overlay--open{opacity:1;visibility:visible}.drawer{z-index:8001;visibility:hidden;background-color:#fff;flex-direction:column;height:100vh;transition:transform .3s,visibility .3s;display:flex;position:fixed;top:0;transform:translate(100%);box-shadow:0 5px 20px rgba(169,155,144,.2)}.drawer--right{right:0}.drawer--left{left:0;transform:translate(-100%)}.drawer--open{visibility:visible;transform:translate(0)}.drawer__header{border-bottom:1px solid #e0e0e0;flex-shrink:0}.drawer__content{flex:1;overflow-y:auto}.drawer__footer{border-top:1px solid #e0e0e0;flex-shrink:0}.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-badge{flex-direction:column;flex-shrink:0;align-items:flex-start;gap:2px;display:flex}.severity-badge__label{font-family:var(--font-second);color:#767676;font-size:14px;font-weight:500;line-height:18px}.severity-badge__row{align-items:center;gap:4px;display:flex}.severity-badge__level{font-family:var(--font-second);color:#333;font-size:14px;font-weight:500;line-height:16px}.severity-badge--horizontal{flex-direction:row;align-items:center;gap:4px}.radar-card{cursor:pointer;background-color:#fff;border:1px solid #ababab;border-radius:8px;flex-direction:column;padding:8px 16px;transition:box-shadow .4s,border-color .4s;display:flex;box-shadow:0 2px #f8f8f8}.radar-card:hover{box-shadow:0 5px 12px rgba(16,16,16,.05)}.radar-card--unread{border:2px solid #e04949}.radar-card--attended,.radar-card--dismissed{background-color:#f9f9f9}.radar-card--attended .radar-card__bubble,.radar-card--dismissed .radar-card__bubble{background-color:#f2f2f2}.radar-card__content{flex-direction:column;gap:8px;width:100%;display:flex}.radar-card__header{align-items:center;gap:8px;display:flex}.radar-card__avatar{font-family:var(--font-first);color:#4e4e4e;background-color:#f2f2f2;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:600;display:flex;position:relative}.radar-card__avatar--unread:after{content:"";background-color:#e04949;border:2px solid #fff;border-radius:50%;width:12px;height:12px;position:absolute;top:0;right:0}.radar-card__avatar--group{background-color:#04d5e8}.radar-card__avatar--group .icon__wrapper{justify-content:center;align-items:center;display:flex}.radar-card__avatar--group .icon{width:20px;height:20px}.radar-card__avatar-img{object-fit:cover;border-radius:50%;width:100%;height:100%}.radar-card__header-info{flex-direction:column;flex:1;min-width:0;display:flex}.radar-card__name-row{align-items:center;gap:8px;min-width:0;display:flex}.radar-card__student-name{font-family:var(--font-first);color:#333;white-space:nowrap;text-overflow:ellipsis;margin-right:8px;font-size:16px;font-weight:600;line-height:26px;overflow:hidden}.radar-card--attended .radar-card__student-name,.radar-card--dismissed .radar-card__student-name{color:#4e4e4e}.radar-card__subtitle{font-family:var(--font-second);color:#767676;font-size:14px;font-weight:500;line-height:20px}.radar-card__category-badge{font-family:var(--font-second);white-space:nowrap;color:#333;background-color:#f2f2f2;border-radius:16px;flex-shrink:0;align-items:center;height:28px;padding:4px 8px;font-size:14px;font-weight:500;line-height:normal;display:flex}.radar-card__menu-btn{cursor:pointer;color:#ababab;background:0 0;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-self:flex-start;align-items:center;width:28px;height:28px;padding:0;display:flex}.radar-card__menu-btn:hover{color:#4e4e4e;background-color:#f9f9f9}.radar-card__body{align-items:flex-start;gap:16px;padding-bottom:8px;display:flex}.radar-card__body-left{flex-direction:column;flex:1;gap:4px;min-width:0;display:flex}.radar-card__bubble{border-radius:var(--border-radius-01);background-color:#f9f9f9;width:100%;padding:8px}.radar-card__bubble--inappropriate{border:1px solid #ababab;border-bottom-right-radius:0}.radar-card__content-prefix{font-weight:700}.radar-card__bubble-text{font-family:var(--font-second);color:#333;line-clamp:3;-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:16px;font-weight:500;line-height:24px;display:-webkit-box;overflow:hidden}.radar-card__locations{font-family:var(--font-second);color:#4e4e4e;white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;line-height:20px;display:block;overflow:hidden}.radar-card__body-right{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:4px;display:flex}.radar-card .severity-badge{padding-top:4px}.radar-card__date{font-family:var(--font-second);color:#4e4e4e;white-space:nowrap;font-size:12px;font-weight:500;line-height:24px}.radar-card__footer{justify-content:space-between;align-items:flex-end;gap:16px;display:flex}.radar-card__footer-left{flex:1;min-width:0}.radar-card__footer-right{flex-shrink:0;align-self:flex-start}.radar-card__reviewer{white-space:nowrap;align-items:center;gap:4px;display:flex}.radar-card__reviewer-label{font-family:var(--font-second);color:#767676;text-transform:uppercase;font-size:12px;font-weight:700;line-height:18px}.radar-card__reviewer-name{font-family:var(--font-second);color:#4e4e4e;font-size:12px;font-weight:600;line-height:18px}.evaluation-criteria-selector{flex-direction:column;gap:24px;display:flex}.evaluation-criteria-selector .select-learning-objectives__chevron{justify-content:flex-end}.evaluation-criteria-selector--loading{justify-content:center;align-items:center;min-height:100px;display:flex}.evaluation-criteria-selector__field{flex-direction:column;display:flex}.evaluation-criteria-selector__label{margin-bottom:8px}.ai-quiz-section{padding-top:12px;position:relative}.ai-quiz-section .form-field__label{font-size:16px;line-height:24px}.ai-quiz-section .helper-text{line-height:20px}.ai-quiz-section .form-field__label sup{vertical-align:super}.ai-quiz-section__label{z-index:2;margin-bottom:-12px;padding-left:8px;position:relative}.ai-quiz-section__badge{color:#333;font-family:var(--font-first);background-color:#f2f2f2;border-radius:4px;align-items:center;gap:4px;padding:4px 8px;font-size:14px;font-weight:700;display:inline-flex}.ai-quiz-section__description{font-family:var(--font-second);color:#333;margin-bottom:16px;font-size:18px;line-height:27px}.ai-quiz-section__content{z-index:1;background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:16px;position:relative}.ai-quiz-section__fields{flex-direction:column;gap:24px;display:flex}.ai-quiz-section__row{gap:24px;display:flex}@media screen and (max-width:768px){.ai-quiz-section__row{flex-direction:column}}.ai-quiz-section__field{flex-direction:column;gap:8px;display:flex}.ai-quiz-section__field--half{flex:1}.activity-type-selector{flex-direction:column;gap:8px;display:flex}.activity-type-selector__label sup{color:#e04949}.activity-type-selector__hint{font-family:var(--font-second);color:#767676;font-size:14px;font-weight:500;line-height:20px}.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}}