.tutor-toast{--tutor-toast-bar-height:.375rem;--tutor-toast-tail-size:var(--ui-space-md);align-items:flex-start;gap:var(--ui-space-xl);padding:var(--ui-space-xs)var(--ui-space-xs)calc(var(--ui-space-xs) + var(--tutor-toast-bar-height))var(--ui-space-md);border-radius:var(--ui-radius-xxl)var(--ui-radius-xxl)var(--ui-radius-xxl)var(--ui-radius-xl);background:var(--ui-color-blue-100);box-shadow:var(--ui-shadow-raised);color:var(--ui-color-neutral-grey-900);display:flex;position:relative}.tutor-toast:before{content:"";border-radius:inherit;box-shadow:inset 0 calc(-1*var(--tutor-toast-bar-height))0 var(--ui-color-blue-400);pointer-events:none;position:absolute;top:0;bottom:0;left:0;right:0}@media (prefers-reduced-motion:no-preference){.tutor-toast:before{animation:tutor-toast-countdown var(--tutor-toast-duration)linear forwards}.tutor-toast--paused:before{animation-play-state:paused}}.tutor-toast:after{content:"";right:calc(-1*var(--tutor-toast-tail-size));bottom:var(--ui-space-md);width:var(--tutor-toast-tail-size);height:var(--tutor-toast-tail-size);background:var(--ui-color-blue-100);clip-path:polygon(0 0,100% 100%,0 100%);position:absolute}.tutor-toast__text{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-24);overflow-wrap:break-word;flex:1;min-width:0;margin:0}.tutor-toast__title{font-family:var(--ui-font-family-heading);font-size:var(--ui-font-size-18);font-weight:var(--ui-font-weight-semibold);line-height:var(--ui-line-height-28);display:block}.tutor-toast__close{flex-shrink:0}.tutor-toast__close.button.button:focus-visible{outline-color:var(--ui-color-stroke-focus-secondary)}@keyframes tutor-toast-countdown{0%{clip-path:inset(0)}to{clip-path:inset(0 100% 0 0)}}.chat-dev-tools{background-color:#f2f2f2;border-top:1px solid #e0e0e0;width:100%;font-size:14px;position:relative}.chat-dev-tools__header{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;padding:8px 16px;transition:background-color .2s;display:flex}.chat-dev-tools__title{color:#333;flex:none;margin-right:16px;font-weight:600}.chat-dev-tools__toggle{color:#767676;margin-left:auto;font-size:12px}.chat-dev-tools__status{align-items:center;gap:5px;margin-left:16px;display:flex}.chat-dev-tools__status-label{color:#767676;font-size:14px}.chat-dev-tools__status-indicator{border-radius:50%;width:8px;height:8px}.chat-dev-tools__status-text{font-size:14px;font-weight:500}.chat-dev-tools__prompt-indicator{align-items:center;gap:5px;margin-left:16px;display:flex}.chat-dev-tools__prompt-active{color:#28a773;background-color:#ecfaee;border-radius:10px;padding:2px 6px;font-size:14px;font-weight:500}.chat-dev-tools__content{max-height:0;transition:max-height .3s ease-out;overflow:hidden}.chat-dev-tools--expanded .chat-dev-tools__content{border-top:1px solid #e0e0e0;max-height:500px;padding:16px;overflow-y:auto}.chat-dev-tools__section{margin-bottom:16px}.chat-dev-tools__section h3{color:#767676;margin:0 0 8px;font-size:16px;font-weight:600}.chat-dev-tools__code{white-space:pre-wrap;word-break:break-word;color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;max-height:200px;margin:0;padding:12px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:12px;line-height:1.4;overflow:auto}.chat-dev-tools__textarea{color:#333;resize:vertical;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100%;min-height:80px;padding:10px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:14px;line-height:1.4}.chat-dev-tools__textarea:focus{border-color:var(--ui-color-brand-fod-primary-a);box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__textarea::placeholder{color:#ababab}.chat-dev-tools__input-group{flex-direction:column;display:flex;position:relative}.chat-dev-tools__buttons{z-index:1;gap:4px;display:flex;position:absolute;top:8px;right:8px}.chat-dev-tools__clear-button{color:#767676;cursor:pointer;background-color:rgba(0,0,0,.1);border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:18px;line-height:1;display:flex}.chat-dev-tools__clear-button:hover{color:#333;background-color:rgba(0,0,0,.2)}.chat-dev-tools__save-button{background-color:var(--ui-color-brand-fod-primary-a);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;height:22px;padding:0 8px;font-size:14px;display:flex}.chat-dev-tools__save-button:hover{background-color:var(--ui-color-brand-fod-dark)}.chat-dev-tools__save-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__help-text{color:#767676;margin-top:4px;font-size:12px;line-height:1.3}.chat-dev-tools__help-text small{color:#888;margin-top:2px;display:inline-block}.chat-dev-tools__info-grid{flex-direction:column;gap:8px;margin-bottom:8px;display:flex}.chat-dev-tools__info-item{flex-direction:column;font-size:14px;display:flex}@media (min-width:600px){.chat-dev-tools__info-item{flex-direction:row;align-items:flex-start}}.chat-dev-tools__info-label{color:#555;min-width:110px;margin-right:8px;font-weight:600}@media (min-width:600px){.chat-dev-tools__info-label{flex-shrink:0}}.chat-dev-tools__info-value{word-break:break-all;flex-wrap:wrap;align-items:center;gap:8px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;display:flex}.chat-dev-tools__warning{color:#e65100;background-color:rgba(255,152,0,.1);border-left:3px solid #ff9800;border-radius:4px;padding:4px 8px;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;font-size:12px}.chat-dev-tools__copy-button{cursor:pointer;color:#555;background-color:#f0f0f0;border:1px solid #ddd;border-radius:4px;padding:2px 6px;font-size:12px}.chat-dev-tools__copy-button:hover{background-color:#e0e0e0}.chat-dev-tools__notification{color:#fff;z-index:100;background-color:rgba(0,0,0,.7);border-radius:4px;padding:8px 16px;font-size:14px;animation:.3s ease-out forwards slide-up;position:absolute;bottom:0;left:50%;transform:translate(-50%)translateY(100%)}@keyframes slide-up{0%{opacity:0;transform:translate(-50%)translateY(100%)}to{opacity:1;transform:translate(-50%)translateY(-8px)}}.chat-dev-tools__select-wrapper{width:100%;margin-bottom:8px;position:relative}.chat-dev-tools__select-wrapper:after{content:"▼";pointer-events:none;color:#666;font-size:12px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.chat-dev-tools__select{-webkit-appearance:none;appearance:none;cursor:pointer;background-color:#fff;border:1px solid #ddd;border-radius:4px;width:100%;padding:8px 12px;font-size:14px}.chat-dev-tools__select:focus{border-color:#07f;outline:none;box-shadow:0 0 0 2px rgba(0,119,255,.1)}.chat-dev-tools__select optgroup{padding:4px 0;font-style:normal;font-weight:700}.chat-dev-tools__select option{padding:4px 0}.chat-dev-tools__slider-container{margin:12px 0}.chat-dev-tools__slider-label{color:#767676;flex-direction:column;gap:4px;font-size:14px;font-weight:600;display:flex}.chat-dev-tools__slider{-webkit-appearance:none;background:#e0e0e0;border-radius:3px;outline:none;width:100%;height:6px}.chat-dev-tools__slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--ui-color-brand-fod-primary-a);cursor:pointer;border-radius:50%;width:18px;height:18px}.chat-dev-tools__slider::-moz-range-thumb{background:var(--ui-color-brand-fod-primary-a);cursor:pointer;border:none;border-radius:50%;width:18px;height:18px}.chat-dev-tools__input-label{color:#767676;align-items:center;gap:8px;width:100%;margin-bottom:8px;font-size:14px;font-weight:600;display:flex}.chat-dev-tools__number-input{color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100px;padding:6px 8px;font-size:14px}.chat-dev-tools__number-input:focus{border-color:var(--ui-color-brand-fod-primary-a);box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__activity-input-wrapper{flex:1;align-items:center;gap:8px;width:100%;display:flex}.chat-dev-tools__activity-combobox{flex:1;min-width:0}.chat-dev-tools__activity-combobox .activity-combobox__input{color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100%;padding:8px 32px 8px 12px;font-size:14px;line-height:1.4}.chat-dev-tools__activity-combobox .activity-combobox__input:focus{border-color:var(--ui-color-brand-fod-primary-a);box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__activity-combobox .activity-combobox__input::placeholder{color:#ababab}.chat-dev-tools__activity-combobox .activity-combobox__toggle{color:#767676}.chat-dev-tools__activity-combobox .activity-combobox__toggle:hover{color:#333}.chat-dev-tools__activity-combobox .activity-combobox__toggle:focus{color:var(--ui-color-brand-fod-primary-a)}.chat-dev-tools__activity-combobox .activity-combobox__dropdown{background:#e5e5e5;border:1px solid #e0e0e0;box-shadow:0 2px 8px rgba(0,0,0,.1)}.chat-dev-tools__activity-combobox .activity-combobox__option{color:#333;border-bottom-color:#e0e0e0}.chat-dev-tools__activity-combobox .activity-combobox__option:hover,.chat-dev-tools__activity-combobox .activity-combobox__option--highlighted{background-color:rgba(0,123,255,.1)}.chat-dev-tools__activity-combobox .activity-combobox__option[aria-selected=true]{background-color:var(--ui-color-brand-fod-primary-a);color:#fff}.chat-dev-tools__activity-combobox .activity-combobox__no-options{color:#767676}.chat-dev-tools__refresh-button{background-color:var(--ui-color-brand-fod-primary-a);color:#fff;cursor:pointer;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;font-weight:700;transition:background-color .2s;display:flex}.chat-dev-tools__refresh-button:hover{background-color:var(--ui-color-brand-fod-dark)}.chat-dev-tools__refresh-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__refresh-button:focus{box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__update-button{background-color:var(--ui-color-brand-fod-primary-a);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;height:32px;margin-top:8px;padding:0 16px;font-size:14px;font-weight:500;transition:background-color .2s;display:flex}.chat-dev-tools__update-button:hover{background-color:var(--ui-color-brand-fod-dark)}.chat-dev-tools__update-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__update-button:focus{box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__regenerate-button{background-color:var(--ui-color-brand-fod-primary-a);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;width:100%;height:36px;padding:0 16px;font-size:14px;font-weight:500;transition:background-color .2s;display:flex}.chat-dev-tools__regenerate-button:hover:not(:disabled){background-color:var(--ui-color-brand-fod-dark)}.chat-dev-tools__regenerate-button:disabled{cursor:not-allowed;opacity:.7;background-color:#ababab}.chat-dev-tools__regenerate-button:focus{box-shadow:0 0 0 2px var(--ui-color-brand-fod-alpha);outline:none}.chat-dev-tools__error-text{color:#e04949;background-color:rgba(246,104,104,.1);border:1px solid rgba(246,104,104,.3);border-radius:4px;margin-top:8px;padding:8px 12px;font-size:12px;line-height:1.4}.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)}}.chat-badge{border-radius:16px;align-items:center;gap:4px;padding:4px 8px;font-size:14px;display:inline-flex}.chat-badge__emoji{font-size:inherit}.chat-badge__text{font-family:var(--font-second);color:transparent;-webkit-background-clip:text;background-clip:text;font-weight:600;line-height:26px}.chat-badge--practice{background-color:#d6f6ff}.chat-badge--practice .chat-badge__text{color:#0a3366}.chat-badge--study{background-color:#ffe8ff}.chat-badge--study .chat-badge__text{color:#6b0a6b}.chat-badge--revision{background-color:#fff3e0}.chat-badge--revision .chat-badge__text{color:#e65100}.feedback-status-modal{--feedback-status-modal-mascot-width:3rem;--feedback-status-modal-mascot-height:3.5rem}.feedback-status-modal__content{align-items:center;gap:var(--ui-space-sm);padding:var(--ui-space-md);text-align:center;flex-direction:column;display:flex}.feedback-status-modal__mascot{width:var(--feedback-status-modal-mascot-width);height:var(--feedback-status-modal-mascot-height);background-position:50%;background-repeat:no-repeat;background-size:contain}.feedback-status-modal__mascot--success{background-image:var(--tangerine-ai-bot-happy)}.feedback-status-modal__mascot--error{background-image:var(--tangerine-ai-bot-disconnected)}.feedback-status-modal__title{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-32);color:var(--ui-color-neutral-grey-900);margin:0}.feedback-status-modal__description{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-900);margin:0}.feedback-modal .dialog__title{white-space:normal}.feedback-modal__content{--feedback-modal-content-gap:var(--ui-space-md);gap:var(--feedback-modal-content-gap);flex-direction:column;display:flex}.feedback-modal__subtitle{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-text-secondary);margin:0}.feedback-modal__field{gap:var(--ui-space-xs);flex-direction:column;width:100%;min-width:0;display:flex}.feedback-modal__field .select-customizable{--select-customizable-min-width:0;--select-customizable-max-width:100%;width:100%}.feedback-modal__field .select-customizable__label{font-size:var(--ui-font-size-14);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-20)}.feedback-modal__comment,.feedback-modal__attachments{gap:var(--ui-space-xs);flex-direction:column;display:flex}.feedback-modal__hint{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-12);line-height:var(--ui-line-height-18);color:var(--ui-color-text-secondary);margin:0}.feedback-modal__comment-field .textarea__input{border-bottom-right-radius:0;border-bottom-left-radius:0;display:block}.feedback-modal__comment-footer{background:var(--ui-color-bg-container-secondary);border:var(--ui-stroke-1)solid var(--ui-color-stroke-form-default);border-radius:0 0 var(--ui-radius-tenant)var(--ui-radius-tenant);border-top:0}.feedback-modal__attachment-error:focus-visible{outline:var(--ui-stroke-2)solid var(--ui-color-stroke-focus-default);outline-offset:var(--ui-space-xxxs);border-radius:var(--ui-radius-md-lg)}.feedback-modal__attachment-list{gap:var(--ui-space-xs);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.teacher-page-header{--teacher-page-header-min-height:4rem;--teacher-page-header-robot-width:var(--ui-size-6xl);--teacher-page-header-robot-height:3.5rem;--teacher-page-header-chip-max-width:12.5rem;--teacher-page-header-block-basis:12rem;--teacher-page-header-gap-below:var(--ui-space-xxs);align-items:center;gap:var(--ui-space-lg);box-sizing:border-box;min-height:var(--teacher-page-header-min-height);margin-bottom:var(--teacher-page-header-gap-below);padding:var(--ui-space-xxs)var(--ui-space-xl);background-color:var(--ui-color-bg-container-primary);flex-wrap:wrap;width:100%;display:flex}.teacher-page-header--illustrated{--teacher-page-header-min-height:7rem}.teacher-page-header--breadcrumbs{--teacher-page-header-min-height:2.25rem}.teacher-page-header__block{flex:1 1 var(--teacher-page-header-block-basis);flex-direction:column;min-width:0;display:flex}.teacher-page-header__title{font-family:var(--ui-font-family-heading);font-size:var(--ui-font-size-22);font-weight:var(--ui-font-weight-bold);line-height:var(--ui-line-height-32);color:var(--ui-color-neutral-grey-900);margin:0}.teacher-page-header__subtitle{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-24);color:var(--ui-color-text-default);margin:0}.teacher-page-header__robot-row{align-items:flex-start;gap:var(--ui-space-md);margin-top:var(--ui-space-md);display:flex}.teacher-page-header__robot{width:var(--teacher-page-header-robot-width);height:var(--teacher-page-header-robot-height);background:var(--teacher-page-header-robot-image)center/contain no-repeat;flex:none}.teacher-page-header__robot--help{--teacher-page-header-robot-image:var(--tangerine-ai-bot-help)}.teacher-page-header__robot--search{--teacher-page-header-robot-image:var(--tangerine-ai-bot-search)}.teacher-page-header__description{margin:var(--ui-space-md)0 0;font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-24);color:var(--ui-color-text-default)}.teacher-page-header__back{display:flex}.teacher-page-header__student{align-items:center;gap:var(--ui-space-xs);max-width:var(--teacher-page-header-chip-max-width);padding:var(--ui-space-xxxs)var(--ui-space-xs);border-radius:var(--ui-radius-xl);display:flex}.teacher-page-header__student-name{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-14);font-weight:var(--ui-font-weight-medium);line-height:var(--ui-line-height-20);color:var(--ui-color-neutral-grey-900);white-space:nowrap;text-overflow:ellipsis;margin:0;overflow:hidden}.teacher-page-header__actions{align-items:center;gap:var(--ui-space-md);display:flex}.teacher-page-header--illustrated .teacher-page-header__actions{min-height:var(--ui-line-height-32);align-self:flex-start}.teacher-page-header--breadcrumbs .teacher-page-header__actions{min-height:var(--ui-line-height-28);align-self:flex-start}.teacher-page-header .teacher-page-header__breadcrumbs{--ui-breadcrumbs-color-text:var(--ui-color-text-default);--ui-breadcrumbs-color-current:var(--ui-color-neutral-grey-900);--ui-breadcrumbs-color-separator:var(--ui-color-neutral-grey-300);--ui-breadcrumbs-line-height:var(--ui-line-height-28);overflow-wrap:anywhere}.teacher-page-header__back .button{--button-font-family:var(--ui-font-family-heading);--button-font-size:var(--ui-font-size-16);--button-font-weight:var(--ui-font-weight-bold);--button-line-height:var(--ui-line-height-26);--button-icon-size:var(--ui-icon-size-sm);--button-gap:var(--ui-space-xs);--button-padding-y:var(--ui-space-xxxs);--button-padding-x:var(--ui-space-md)}.student-cluster-tooltip{z-index:10;background-color:#fff;border-radius:8px;min-width:180px;padding:8px;position:absolute;transform:translate(-50%,-100%);box-shadow:0 5px 20px rgba(169,155,144,.2)}.student-cluster-tooltip__list{flex-direction:column;display:flex}.student-cluster-tooltip__row{border-radius:4px;align-items:center;gap:8px;height:40px;padding:8px;display:flex}.student-cluster-tooltip__row--clickable{-webkit-appearance:none;appearance:none;text-align:left;font:inherit;cursor:pointer;background:0 0;border:none;width:100%}.student-cluster-tooltip__row--clickable:hover{background-color:#f9f9f9}.student-cluster-tooltip__name{font-family:var(--font-second);color:#4e4e4e;white-space:nowrap;font-size:16px;font-weight:500;line-height:24px}.student-cluster-tooltip__arrow{border-top:8px solid #fff;border-left:6px solid transparent;border-right:6px solid transparent;width:0;height:0;position:absolute;bottom:-8px;left:50%;transform:translate(-50%)}.radar-view__toolbar-actions{align-items:center;gap:var(--ui-space-xs);display:flex}.radar-view__toolbar-divider{border-left:var(--ui-stroke-1)solid var(--ui-color-stroke-divider);align-self:stretch}.radar-view__content{flex-direction:column;gap:24px;display:flex}.radar-view__cards{flex-direction:column;gap:16px;padding-bottom:48px;display:flex}.radar-view .button.button--variant-primary-ghost:disabled{opacity:.4;background-color:transparent}.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}