.chat-header-container{background-color:#fff}.chat-header{--chat-header-height:64px;--chat-header-padding:var(--ui-space-xs);--chat-header-divider-height:30px;height:var(--chat-header-height);padding:0 var(--chat-header-padding);border-bottom:var(--ui-stroke-1)solid var(--ui-color-neutral-grey-200);background-color:#fff;justify-content:space-between;align-items:center;display:flex;position:relative}.chat-header__left,.chat-header__right{align-items:center;gap:var(--ui-space-xs);flex:none;display:flex}.chat-header__left{justify-content:flex-start}.chat-header__center{flex:auto;justify-content:center;align-items:center;display:flex}.chat-header__right{justify-content:flex-end}.chat-header__close-button.chat-button--icon-only.chat-button--small{padding:var(--ui-space-xxxs)var(--ui-space-xs)}.chat-header__divider{width:var(--ui-stroke-1);height:var(--chat-header-divider-height);background-color:var(--ui-color-neutral-grey-200)}.chat-icon-button{cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:0;transition:all .2s;display:flex;position:relative}.chat-icon-button--large{width:32px;height:32px}.chat-icon-button--large .icon{width:20px;height:20px}.chat-icon-button--small{width:24px;height:24px}.chat-icon-button--small .icon{width:14px;height:14px}.chat-icon-button--default{color:#767676}.chat-icon-button--error{color:#e04949}.chat-icon-button:hover:not(.chat-icon-button--disabled){color:#333;background-color:#f2f2f2}.chat-icon-button:active:not(.chat-icon-button--disabled){background-color:#f2f2f2;box-shadow:inset 0 3px rgba(224,224,224,.7)}.chat-icon-button:focus-visible{outline:2px solid var(--ui-color-brand-fod-primary-a);outline-offset:2px}.chat-icon-button--disabled{opacity:.5;cursor:not-allowed}.chat-d3-modal .dialog__content{padding:0;overflow:hidden}.chat-d3-modal__content{background-color:#f2f2f2;width:100%;height:80vh;position:relative}.chat-d3-modal__iframe{background-color:#fff;border:none;width:100%;height:100%}.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}.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}.conversation-history{--conversation-history-row-padding:var(--ui-space-xs)var(--ui-space-md);--conversation-history-title-font-size:var(--ui-font-size-16);--conversation-history-title-line-height:var(--ui-line-height-24);--conversation-history-date-font-size:var(--ui-font-size-14);--conversation-history-date-line-height:var(--ui-line-height-20);overflow:hidden}.conversation-history .chat-dropdown__content{padding:0}.conversation-history__list{margin:0;padding:0;list-style:none}.conversation-history__item{position:relative}.conversation-history__item:not(:last-child):after{content:"";height:var(--ui-stroke-1);background-color:var(--ui-color-neutral-grey-200);position:absolute;bottom:0;left:0;right:0}.conversation-history__item-wrapper{align-items:center;gap:var(--ui-space-xs);padding:var(--conversation-history-row-padding);transition:background-color .2s;display:flex}.conversation-history__item-wrapper:hover{background-color:var(--ui-color-neutral-grey-100)}.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{font-size:var(--conversation-history-title-font-size);font-weight:var(--ui-font-weight-medium);line-height:var(--conversation-history-title-line-height);color:var(--ui-color-neutral-grey-900);margin-bottom:var(--ui-space-xxxs);white-space:nowrap;text-overflow:ellipsis;font-family:var(--ui-font-family-body);letter-spacing:normal;overflow:hidden}.conversation-history__metadata{font-size:var(--conversation-history-date-font-size);font-weight:var(--ui-font-weight-medium);line-height:var(--conversation-history-date-line-height);color:var(--ui-color-neutral-grey-700);font-family:var(--ui-font-family-body);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__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)}}.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-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__sidebar-footer{--teacher-layout-footer-gap:var(--ui-space-md);--teacher-layout-footer-padding-block:var(--ui-space-md);--teacher-layout-footer-padding-inline:var(--ui-space-md);gap:var(--teacher-layout-footer-gap);padding:var(--teacher-layout-footer-padding-block)var(--teacher-layout-footer-padding-inline);flex-direction:column;margin-top:auto;display:flex}.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__sidebar-footer{--teacher-layout-footer-padding-inline:var(--ui-space-xs);align-items: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}.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__all-selected-label{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);font-weight:var(--ui-font-weight-regular);line-height:var(--ui-line-height-24);color:var(--ui-color-neutral-grey-600);white-space:nowrap;text-overflow:ellipsis;min-width:0;overflow:hidden}.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__control{flex-wrap:nowrap}.multi-select-checkbox .select-customizable__value-container{flex-wrap:nowrap;flex:auto;align-items:center;min-width:0;display:flex;position:relative;overflow:hidden}.multi-select-checkbox .select-customizable__placeholder{white-space:nowrap;text-overflow:ellipsis;min-width:0;position:static;overflow:hidden;transform:none}.multi-select-checkbox .select-customizable__indicators{flex-shrink:0}.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}.alert-resolved-status{gap:var(--ui-space-xs);flex-direction:column;display:flex}.alert-resolved-status__info{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-14);line-height:var(--ui-line-height-20);color:var(--ui-color-text-default);text-align:center;margin:0}.alert-resolved-status__badge{justify-content:center;align-items:center;gap:var(--ui-space-sm);border-radius:var(--ui-radius-xl);font-family:var(--ui-font-family-heading);font-size:var(--ui-font-size-18);font-weight:var(--ui-font-weight-bold);line-height:var(--ui-line-height-28);color:var(--ui-color-text-inverse);background-image:var(--ui-gradient-brand);opacity:.4;padding:var(--ui-space-xs)0;display:flex}.alert-resolved-status__badge .icon__wrapper svg{width:var(--ui-icon-size-md);height:var(--ui-icon-size-md);fill:var(--ui-color-icon-inverse)}.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}.vertical-kc-timeline{--timeline-marker-width:16px;--timeline-dot-size:12px;--timeline-line-width:1px;background-color:#f9f9f9;border-radius:8px;flex-direction:column;gap:16px;margin:0;padding:8px;list-style:none;display:flex}.vertical-kc-timeline__item{grid-template-columns:auto var(--timeline-marker-width)1fr;min-height:var(--timeline-dot-size);align-items:center;gap:8px;display:grid;position:relative}.vertical-kc-timeline__date{text-align:right;font-family:var(--font-second);color:#4e4e4e;flex-direction:column;align-items:flex-end;min-width:111px;font-size:12px;line-height:18px;display:flex}.vertical-kc-timeline__item--last .vertical-kc-timeline__date{font-family:var(--font-second-bold)}.vertical-kc-timeline__marker{width:var(--timeline-marker-width);justify-content:center;align-self:stretch;align-items:center;height:100%;display:flex;position:relative}.vertical-kc-timeline__marker:after{content:"";width:var(--timeline-line-width);background-color:#8e0d8e;height:50%;position:absolute;top:50%;left:50%;transform:translate(-50%)}.vertical-kc-timeline__item:not(.vertical-kc-timeline__item--last) .vertical-kc-timeline__marker:after{height:calc(100% + 16px)}.vertical-kc-timeline__item:first-child .vertical-kc-timeline__marker:before{content:"";width:var(--timeline-line-width);background-color:#8e0d8e;height:50%;position:absolute;top:0;left:50%;transform:translate(-50%)}.vertical-kc-timeline__dot{width:var(--timeline-dot-size);height:var(--timeline-dot-size);z-index:1;background-color:#e875e6;border-radius:50%}.vertical-kc-timeline__item--last .vertical-kc-timeline__dot{background-color:#b00fb0;box-shadow:0 0 0 3px rgba(209,22,218,.15)}.vertical-kc-timeline__status-label{font-family:var(--font-second);color:#333;font-size:16px;line-height:24px}.vertical-kc-timeline__item--last .vertical-kc-timeline__status-label{font-family:var(--font-second-bold)}.special-needs-selector .select-customizable__label{margin-bottom:8px}