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.2s}.activity-combobox__arrow--up{transform:rotate(180deg)}.activity-combobox__dropdown{z-index:1000;background:#fff;border:1px solid #ddd;border-top:none;border-radius:0 0 4px 4px;max-height:200px;position:absolute;top:100%;left:0;right:0;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.1)}.activity-combobox__list{max-height:200px;margin:0;padding:0;list-style:none;overflow-y:auto}.activity-combobox__option{cursor:pointer;color:#333;border-bottom:1px solid #f0f0f0;padding:8px 12px;font-size:14px;line-height:1.4;transition:background-color .15s}.activity-combobox__option:last-child{border-bottom:none}.activity-combobox__option:hover,.activity-combobox__option--highlighted{background-color:#f8f9fa}.activity-combobox__option--highlighted{background-color:#e3f2fd}.activity-combobox__option[aria-selected=true]{color:#fff;background-color:#007bff}.activity-combobox__no-options{color:#999;text-align:center;padding:8px 12px;font-size:14px;font-style:italic}.activity-combobox--open .activity-combobox__input{border-bottom-color:#ddd;border-bottom-right-radius:0;border-bottom-left-radius:0}.activity-combobox__list{scrollbar-width:thin;scrollbar-color:#ccc transparent}.activity-combobox__list::-webkit-scrollbar{width:6px}.activity-combobox__list::-webkit-scrollbar-track{background:0 0}.activity-combobox__list::-webkit-scrollbar-thumb{background-color:#ccc;border-radius:3px}.activity-combobox__list::-webkit-scrollbar-thumb:hover{background-color:#999}@media (prefers-color-scheme:dark){.activity-combobox__input{color:#fff;background-color:#2d2d2d;border-color:#555}.activity-combobox__input:focus{border-color:#0d6efd}.activity-combobox__input::placeholder{color:#aaa}.activity-combobox__dropdown{background:#2d2d2d;border-color:#555}.activity-combobox__option{color:#fff;border-bottom-color:#444}.activity-combobox__option:hover,.activity-combobox__option--highlighted{background-color:#3d3d3d}.activity-combobox__option--highlighted{background-color:#1e3a5f}.activity-combobox__no-options,.activity-combobox__toggle{color:#aaa}.activity-combobox__toggle:hover{color:#fff}}.chat-dropdown-overlay{z-index:999;background:0 0;position:fixed;top:0;bottom:0;left:0;right:0}.chat-dropdown-portal{z-index:1000;position:fixed}.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}.flagged-message-bubble-tags{margin:0;margin-top:var(--ui-space-xs);align-items:flex-start;gap:var(--ui-space-xs);flex-direction:column;padding:0;list-style:none;display:flex}.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)}.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}.sidebar-feedback{--sidebar-feedback-gap:var(--ui-space-xs);gap:var(--sidebar-feedback-gap);flex-direction:column;display:flex}.sidebar-feedback__prompt{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-12);font-weight:var(--ui-font-weight-regular);line-height:var(--ui-line-height-18);color:var(--ui-color-text-secondary);margin:0}.sidebar-feedback--collapsed{align-items:center}.quadrant-chart{--quadrant-chart-gutter:40px;padding:var(--quadrant-chart-gutter);min-height:600px;position:relative}.quadrant-chart--loading{justify-content:center;align-items:center;display:flex}.quadrant-chart__corner-label{font-family:var(--font-second);color:#333;white-space:nowrap;z-index:2;border-radius:16px;padding:4px 8px;font-size:14px;font-weight:500;line-height:20px;position:absolute}.quadrant-chart__corner-label--top-left{top:calc(var(--quadrant-chart-gutter)/2);background-color:#ffebe2;left:0;transform:translateY(-50%)}.quadrant-chart__corner-label--top-right{top:calc(var(--quadrant-chart-gutter)/2);background-color:#d7fedb;right:0;transform:translateY(-50%)}.quadrant-chart__corner-label--bottom-left{bottom:calc(var(--quadrant-chart-gutter)/2);background-color:#ffeaed;left:0;transform:translateY(50%)}.quadrant-chart__corner-label--bottom-right{bottom:calc(var(--quadrant-chart-gutter)/2);background-color:#d6f6ff;right:0;transform:translateY(50%)}.quadrant-chart__axis-horizontal{top:50%;left:var(--quadrant-chart-gutter);right:var(--quadrant-chart-gutter);z-index:1;background-color:#767676;height:1px;position:absolute}.quadrant-chart__axis-vertical{left:50%;top:var(--quadrant-chart-gutter);bottom:var(--quadrant-chart-gutter);z-index:1;background-color:#767676;width:1px;position:absolute}.quadrant-chart__axis-label{font-family:var(--font-second);color:#4e4e4e;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;z-index:2;background-color:#f9f9f9;align-items:center;gap:4px;padding:8px 0;font-size:12px;font-weight:700;line-height:18px;display:flex;position:absolute}.quadrant-chart__axis-label .icon__wrapper{flex-shrink:0}.quadrant-chart__axis-label--x-negative{top:50%;left:calc(var(--quadrant-chart-gutter)/2);transform:translate(-50%,-50%)rotate(-90deg)}.quadrant-chart__axis-label--x-positive{top:50%;right:calc(var(--quadrant-chart-gutter)/2);transform:translate(50%,-50%)rotate(-90deg)}.quadrant-chart__axis-label--y-positive{left:50%;top:calc(var(--quadrant-chart-gutter)/2);transform:translate(-50%,-50%)}.quadrant-chart__axis-label--y-negative{left:50%;bottom:calc(var(--quadrant-chart-gutter)/2);transform:translate(-50%,50%)}.quadrant-chart__area{height:calc(600px - var(--quadrant-chart-gutter)*2);z-index:3;width:100%;position:relative}.quadrant-chart__cluster{-webkit-appearance:none;appearance:none;cursor:pointer;background:0 0;border:none;border-radius:60px;justify-content:center;align-items:center;padding:0;display:flex;position:absolute}.quadrant-chart__cluster--single .avatar{width:48px;height:48px}.quadrant-chart__cluster--multi{background-color:#333;border:2px solid #fff}.quadrant-chart__cluster-count{font-family:var(--font-second);color:#fff;font-size:16px;font-weight:700;line-height:24px}.intent-distribution-section{background-color:#fff;flex-direction:column;gap:16px;margin-bottom:24px;padding:16px 24px;display:flex;overflow:hidden}.intent-distribution-section__header{flex-flow:wrap;justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.intent-distribution-section__header-text{flex-direction:column;gap:8px;display:flex}.intent-distribution-section__dev-toggle{border:1px dashed #ababab;border-radius:4px;align-items:center;padding:4px 8px;display:flex}.intent-distribution-section__title{font-family:var(--font-first);color:#333;margin:0;font-size:22px;font-weight:600;line-height:32px}.intent-distribution-section__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:16px;font-weight:400;line-height:24px}.intent-distribution-section__loading{justify-content:center;align-items:center;min-height:200px;display:flex}.intent-distribution-section__empty{font-family:var(--font-second);color:#767676;text-align:center;margin:0;padding:24px 0;font-size:14px}.intent-distribution-section__chart-wrapper{background-color:#f9f9f9;border-radius:8px;min-height:600px;padding:8px;position:relative}.lesson-recommendation-item{align-items:center;gap:16px;padding:0;display:flex}.lesson-recommendation-item__alert{background-color:#fff0f0;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.lesson-recommendation-item__content{flex:1}.lesson-recommendation-item__title{color:#333;font-family:Lato Bold,sans-serif;font-size:16px;font-weight:600;line-height:24px}.empty-state{padding:var(--ui-space-xs)var(--ui-space-lg);text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex}.empty-state__icon{border-radius:var(--ui-radius-xxl);margin-bottom:var(--ui-space-md);justify-content:center;align-items:center;width:36px;height:28px;display:flex}.empty-state__icon--success{background-color:var(--ui-color-comp-green-200)}.empty-state__icon--success .icon--color-default{color:var(--ui-color-comp-green-700)}.empty-state__icon--warning{background-color:var(--ui-color-yellow-100)}.empty-state__icon--warning .icon--color-default{color:var(--ui-color-orange-400)}.empty-state__icon--muted{background-color:var(--ui-color-neutral-grey-200)}.empty-state__icon--muted .icon--color-default{color:var(--ui-color-neutral-grey-600)}.empty-state__icon--info{background-color:var(--ui-color-comp-blue-100)}.empty-state__icon--info .icon--color-default{color:var(--ui-color-blue-600)}.empty-state__icon--error{background-color:var(--ui-color-orange-100)}.empty-state__icon--error .icon--color-default{color:var(--ui-color-orange-800)}.empty-state__icon--neutral{background-color:var(--ui-color-orange-200)}.empty-state__icon--neutral .icon--color-default{color:var(--ui-color-orange-800)}.empty-state__icon--strengths{background-color:var(--ui-color-darkgreen-200)}.empty-state__icon--strengths .icon--color-default{color:var(--ui-color-darkgreen-800)}.empty-state__title{font-family:var(--ui-font-family-heading);font-size:var(--ui-font-size-16);font-weight:var(--ui-font-weight-semibold);color:var(--ui-color-neutral-grey-700);margin:0 0 var(--ui-space-xs);line-height:var(--ui-line-height-24)}.empty-state__description{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);color:var(--ui-color-neutral-grey-700);margin:0}.stat-card{--stat-card-icon-size:36px;--stat-card-toggle-size:24px;border:1px solid #e0e0e0;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;display:flex}.stat-card--expandable{flex-direction:column;align-items:stretch}.stat-card__row{align-items:center;gap:16px;width:100%;display:flex}.stat-card__row--clickable{font:inherit;color:inherit;text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;margin:0;padding:0}.stat-card__row--clickable:hover .stat-card__toggle{color:#333}.stat-card__row--clickable:focus-visible{outline:2px solid var(--color-first);outline-offset:2px}.stat-card__icon{width:var(--stat-card-icon-size);height:var(--stat-card-icon-size);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.stat-card__icon--success{color:#28a773;background-color:#e6fbfc}.stat-card__icon--success .icon--color-default{color:#02788a}.stat-card__icon--rollback{color:#e04949;background-color:#ffeaed}.stat-card__icon--rollback .icon--color-default{color:#97033a}.stat-card__icon--timeline{color:#8e0d8e;background-color:#fff1ff}.stat-card__icon--timeline .icon--color-default{color:#8e0d8e}.stat-card__icon--time{color:#0a6910;background-color:#d7fedb}.stat-card__icon--time .icon--color-default{color:#0a6910}.stat-card__icon--group{background-color:#fffad6}.stat-card__icon--group .icon--color-default{color:#996008}.stat-card__icon--mastery{color:#8e0d8e;background-color:#fff1ff}.stat-card__icon--mastery .icon--color-default{color:#8e0d8e}.stat-card__description{font-family:var(--font-second);color:#4e4e4e;background-color:#f9f9f9;border-radius:8px;margin:0;padding:8px;font-size:14px;line-height:20px}.stat-card__info{flex:1;gap:8px;min-width:0;display:flex}.stat-card--layout-inline .stat-card__info{flex-direction:row-reverse;justify-content:flex-end;align-items:baseline}.stat-card--layout-spread{gap:0}.stat-card--layout-spread .stat-card__info{flex-direction:row;justify-content:space-between}.stat-card--layout-stacked .stat-card__info{flex-direction:column;align-items:flex-start;gap:2px}.stat-card__value{font-family:var(--font-second);color:#333;flex-shrink:0;font-weight:700}.stat-card--layout-inline .stat-card__value,.stat-card--layout-spread .stat-card__value{font-size:18px;line-height:26px}.stat-card__label{font-family:var(--font-second);color:#4e4e4e;font-size:14px;line-height:20px}.stat-card__toggle{width:var(--stat-card-toggle-size);height:var(--stat-card-toggle-size);cursor:pointer;color:#767676;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:transform .4s;display:flex}.stat-card__toggle svg{width:var(--stat-card-toggle-size);height:var(--stat-card-toggle-size)}.stat-card__toggle--expanded{transform:rotate(180deg)}.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}