.activity-combobox{width:100%;position:relative}.activity-combobox__input-wrapper{align-items:center;display:flex;position:relative}.activity-combobox__input{background-color:#fff;border:1px solid #ddd;border-radius:4px;width:100%;padding:8px 32px 8px 12px;font-size:14px;line-height:1.4;transition:border-color .2s,box-shadow .2s}.activity-combobox__input:focus{border-color:#007bff;outline:none;box-shadow:0 0 0 2px rgba(0,123,255,.25)}.activity-combobox__input::placeholder{color:#999}.activity-combobox__toggle{cursor:pointer;color:#666;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;transition:color .2s;display:flex;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.activity-combobox__toggle:hover{color:#333}.activity-combobox__toggle:focus{color:#007bff;outline:none}.activity-combobox__arrow{font-size:12px;transition:transform .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-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%}.challenge-type-tag{align-items:center;gap:var(--ui-space-xs);padding:var(--ui-space-xxxs)var(--ui-space-xs);border-radius:var(--ui-radius-xxl);font-size:var(--ui-font-size-14);font-weight:var(--ui-font-weight-bold);font-family:var(--ui-font-family-body);line-height:var(--ui-line-height-20);text-overflow:ellipsis;white-space:nowrap;display:inline-flex;overflow:hidden}.challenge-type-tag:before{content:"";width:var(--ui-icon-size-md);height:var(--ui-icon-size-md);font-size:var(--ui-font-size-20);flex-shrink:0;line-height:1}.challenge-type-tag.done{background:var(--ui-color-neutral-grey-100);color:var(--ui-color-neutral-grey-600)}.challenge-type-tag.done:before{filter:grayscale()}.challenge-type-tag--new{background:var(--ui-color-green-200);color:var(--ui-color-green-800)}.challenge-type-tag--new:before{content:"🌱"}.challenge-type-tag--review{background:var(--ui-color-blue-200);color:var(--ui-color-blue-800)}.challenge-type-tag--review:before{content:"🧠"}.challenge-type-tag--improvement{background:var(--ui-color-orange-200);color:var(--ui-color-orange-800)}.challenge-type-tag--improvement:before{content:"🎯"}.challenge-type-tag--combo{background:var(--ui-color-yellow-200);color:var(--ui-color-yellow-800)}.challenge-type-tag--combo:before{content:"⚡"}.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 .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)}.topic-ranking-detail{border-radius:var(--border-radius-01);background-color:#fff;border:1px solid #e0e0e0;border-top:none;border-top-left-radius:0;border-top-right-radius:0;margin-top:4px;padding:8px 24px 16px}.topic-ranking-detail__summary{align-items:center;gap:24px;padding-bottom:8px;display:flex}.topic-ranking-detail__summary-item{font-family:var(--font-second);color:#333;align-items:center;gap:8px;font-size:14px;font-weight:500;line-height:18px;display:flex}.topic-ranking-detail__summary-item svg{flex-shrink:0}.topic-ranking-detail__summary-item .icon--color-default{color:#333}.topic-ranking-detail__table{flex-direction:column;margin-top:8px;display:flex}.topic-ranking-detail__table-header{align-items:center;gap:16px;padding-bottom:2px;display:flex}.topic-ranking-detail__table-header-label{font-family:var(--font-second);color:#4e4e4e;text-transform:uppercase;letter-spacing:.5px;font-size:12px;font-weight:600;line-height:16px}.topic-ranking-detail__table-header-label--student{flex:1;min-width:0}.topic-ranking-detail__table-header-label--queries{flex-shrink:0;min-width:150px}.topic-ranking-detail__table-body{flex-direction:column;display:flex}.topic-ranking-detail__user-row{border-radius:var(--border-radius-01);justify-content:space-between;align-items:center;gap:16px;min-height:36px;padding:4px 8px;display:flex}.topic-ranking-detail__user-row:nth-child(2n){background-color:#f9f9f9}.topic-ranking-detail__user-info{flex:1;align-items:center;gap:8px;min-width:0;display:flex}.topic-ranking-detail__user-name{font-family:var(--font-second);color:#333;white-space:nowrap;font-size:14px;font-weight:500;line-height:20px}.topic-ranking-detail__extended-badge{font-family:var(--font-second);white-space:nowrap;color:#4e4e4e;background-color:#fffaea;border-radius:16px;align-items:center;gap:4px;padding:2px 8px;font-size:14px;font-weight:500;line-height:18px;display:inline-flex}.topic-ranking-detail__extended-badge .icon--color-default{color:#d18436}.topic-ranking-detail__user-queries{flex-shrink:0;justify-content:flex-end;align-items:center;gap:8px;min-width:200px;padding-right:8px;display:flex}.topic-ranking-detail__user-bar{background-color:#f2f2f2;border-radius:3px;width:120px;height:8px;overflow:hidden}.topic-ranking-detail__user-bar-fill{border-radius:3px;height:100%;transition:width .3s}.topic-ranking-detail__user-frequency{font-family:var(--font-first);text-align:right;min-width:32px;font-size:14px;font-weight:700;line-height:20px}.topic-ranking-detail__loading{border-left:2px solid #e0e0e0;justify-content:center;align-items:center;margin-top:4px;padding:16px;display:flex}.topic-ranking-detail__error,.topic-ranking-detail__empty{margin-top:4px;padding:8px 16px 8px 24px}.topic-ranking-detail__error p,.topic-ranking-detail__empty p{font-family:var(--font-second);color:#767676;text-align:center;margin:0;font-size:14px}.topic-ranking-detail--color-1 .topic-ranking-detail__user-bar-fill{background-color:#8e0d8e}.topic-ranking-detail--color-1 .topic-ranking-detail__user-frequency{color:#8e0d8e}.topic-ranking-detail--color-2 .topic-ranking-detail__user-bar-fill{background-color:#97033a}.topic-ranking-detail--color-2 .topic-ranking-detail__user-frequency{color:#97033a}.topic-ranking-detail--color-3 .topic-ranking-detail__user-bar-fill{background-color:#992e19}.topic-ranking-detail--color-3 .topic-ranking-detail__user-frequency{color:#992e19}.topic-ranking-detail--color-4 .topic-ranking-detail__user-bar-fill{background-color:#996008}.topic-ranking-detail--color-4 .topic-ranking-detail__user-frequency{color:#996008}.topic-ranking-detail--color-5 .topic-ranking-detail__user-bar-fill{background-color:#487201}.topic-ranking-detail--color-5 .topic-ranking-detail__user-frequency{color:#487201}.topic-ranking-detail--color-6 .topic-ranking-detail__user-bar-fill{background-color:#0a6910}.topic-ranking-detail--color-6 .topic-ranking-detail__user-frequency{color:#0a6910}.topic-ranking-detail--color-7 .topic-ranking-detail__user-bar-fill{background-color:#02788a}.topic-ranking-detail--color-7 .topic-ranking-detail__user-frequency{color:#02788a}.topic-ranking-detail--color-8 .topic-ranking-detail__user-bar-fill{background-color:#0f4f99}.topic-ranking-detail--color-8 .topic-ranking-detail__user-frequency{color:#0f4f99}.unit-recommendations-card{width:100%;margin-bottom:16px;display:flex;overflow:hidden}.unit-recommendations-card__indicator{background-color:#00b4c5;border-radius:8px 0 0 8px;flex-shrink:0;width:8px}.unit-recommendations-card__content{background-color:#fff;border:1px solid #d3e9ff;border-left:none;border-radius:0 8px 8px 0;flex-direction:column;flex:1;padding:8px 8px 24px;display:flex}.unit-recommendations-card__header{background-color:rgba(0,180,197,.05);border-radius:8px 8px 0 0;align-items:center;min-height:44px;margin-bottom:24px;padding:8px 10px;display:flex}.unit-recommendations-card__title,.unit-recommendations-card__title .text-html *{font-size:18px;font-weight:600;font-family:var(--font-first);color:#333;margin:0;line-height:28px;display:flex}.unit-recommendations-card__lessons{flex-direction:column;gap:8px;padding:0 16px;display:flex}.unit-recommendations-card__no-recommendations{font-size:16px;font-weight:500;font-family:var(--font-second);color:#828282;margin:0;line-height:24px}.alert-detail-drawer__header{background-color:var(--ui-color-neutral-grey-100);flex-direction:column;display:flex}.alert-detail-drawer__navigation{padding:var(--ui-space-xxs)var(--ui-space-xs);justify-content:space-between;align-items:center;display:flex}.alert-detail-drawer__navigation-controls{align-items:center;gap:var(--ui-space-xxxs);display:flex}.alert-detail-drawer__navigation-button{cursor:pointer;border-radius:var(--ui-radius-md-lg);color:#767676;background:0 0;border:none;justify-content:center;align-items:center;width:28px;height:28px;padding:0;display:flex}.alert-detail-drawer__navigation-button:hover{background-color:var(--ui-color-neutral-grey-100);color:var(--ui-color-text-default)}.alert-detail-drawer__navigation-button:disabled{opacity:.3;cursor:default;color:#767676}.alert-detail-drawer__navigation-button:disabled:hover{color:#767676;background-color:transparent}.alert-detail-drawer__navigation-counter{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-14);color:var(--ui-color-text-secondary);text-align:center;min-width:32px}.alert-detail-drawer__student-info{padding:var(--ui-space-xs)var(--ui-space-xs)var(--ui-space-xs)var(--ui-space-md);align-items:center;gap:var(--ui-space-xs);background-color:var(--ui-color-neutral-white);display:flex}.alert-detail-drawer__student-trigger{align-items:center;gap:var(--ui-space-xs);cursor:pointer;text-align:left;background:0 0;border:none;min-width:0;padding:0;display:flex}.alert-detail-drawer__student-trigger:focus-visible{outline:2px solid var(--ui-color-brand-fod-primary-a);outline-offset:2px;border-radius:var(--ui-radius-xl)}.alert-detail-drawer__avatar{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-text-secondary);background-color:#f2f2f2;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.alert-detail-drawer__avatar--group{background-color:#04d5e8}.alert-detail-drawer__avatar--group .icon__wrapper{justify-content:center;align-items:center;display:flex}.alert-detail-drawer__avatar--group .icon__wrapper svg{fill:var(--ui-color-icon-inverse)}.alert-detail-drawer__avatar-img{object-fit:cover;border-radius:50%;width:100%;height:100%}.alert-detail-drawer__student-name{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);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.alert-detail-drawer__group-name{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-12);line-height:var(--ui-line-height-20);color:var(--ui-color-text-secondary);white-space:nowrap;text-align:center;flex:1}.alert-detail-drawer__date{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-12);line-height:var(--ui-line-height-20);color:var(--ui-color-text-secondary);white-space:nowrap;flex-shrink:0;margin-left:auto}.alert-detail-drawer__close-button{cursor:pointer;border-radius:var(--ui-radius-xl);color:#767676;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;padding:0;display:flex}.alert-detail-drawer__close-button:hover{background-color:var(--ui-color-neutral-grey-100);color:var(--ui-color-text-default)}.alert-detail-drawer .drawer__footer{padding:var(--ui-space-xs)var(--ui-space-md);background-color:var(--ui-color-neutral-grey-100)}.alert-detail-drawer .drawer__footer .button svg{width:24px;height:24px}.alert-detail-drawer__footer{align-items:stretch;gap:var(--ui-space-xs);background-color:var(--ui-color-neutral-grey-100);flex-direction:column;display:flex}.alert-detail-drawer__footer-actions{justify-content:flex-end;align-items:stretch;gap:var(--ui-space-sm);display:flex}.alert-detail-drawer__loading,.alert-detail-drawer__error,.alert-detail-drawer__empty{padding:var(--ui-space-3xl);justify-content:center;align-items:center;height:100%;display:flex}.alert-detail-drawer__error,.alert-detail-drawer__empty{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-16);color:#767676;text-align:center}.alert-detail-drawer__messages{padding:var(--ui-space-md)}.alert-detail-drawer__messages .chat-messages{height:auto;overflow:visible}.quiz-location-dialog .dialog__content{min-height:350px}.quiz-location-dialog__content{padding:20px 0}.quiz-location-dialog__field{margin-bottom:20px}.quiz-location-dialog__field:last-child{margin-bottom:0}.quiz-location-dialog__loading{justify-content:center;align-items:center;min-height:60px;padding:20px;display:flex}.quiz-location-dialog__error-title{color:#e04949;font-family:var(--font-second);font-size:16px;font-style:normal;font-weight:500;line-height:normal}.quiz-location-dialog__error{margin-top:16px}.quiz-location-dialog__error-message{color:#e04949;font-family:var(--font-second);font-size:16px;font-style:normal;font-weight:500;line-height:normal}