@keyframes slideIn{0%{opacity:0;transform:translate(100%)}60%{opacity:1;transform:translate(0)}80%{opacity:1;transform:translate(-15%)}to{opacity:1;transform:translate(0)}}.chatbot-button{cursor:pointer;z-index:100;transition:opacity .5s linear;animation:.6s ease-out forwards slideIn;display:flex;position:fixed;bottom:7em;right:2em}.chatbot-button__image{background-image:var(--tangerine-ai-bot);background-position:50%;background-repeat:no-repeat;background-size:cover;width:100px;height:100px}.chatbot-button:focus{outline:none}.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-image-modal-container{border-radius:var(--border-radius-01);background-color:var(--color-background-secondary);justify-content:center;align-items:center;width:100%;min-height:300px;padding:20px;display:flex;position:relative}.chat-image-modal-container .chat-image-modal__image{object-fit:contain;width:auto;max-width:100%;height:auto;max-height:calc(80vh - 200px);display:block}.chat-image-modal-container .chat-image-modal__download-button{background-color:var(--color-background-primary);border:1px solid var(--color-border);border-radius:var(--border-radius-01);cursor:pointer;opacity:.9;z-index:10;justify-content:center;align-items:center;padding:8px;transition:all .2s;display:flex;position:absolute;top:20px;right:20px}.chat-image-modal-container .chat-image-modal__download-button:hover{background-color:var(--color-background-hover);opacity:1;transform:scale(1.05)}.chat-image-modal-container .chat-image-modal__download-button:active{transform:scale(.95)}.chat-image-modal-container .chat-image-modal__download-button svg{color:var(--color-text-primary);width:20px;height:20px}@media (max-width:768px){.chat-image-modal-container{padding:10px}.chat-image-modal-container .chat-image-modal__image{max-height:calc(90vh - 150px)}.chat-image-modal-container .chat-image-modal__download-button{padding:6px;top:10px;right:10px}.chat-image-modal-container .chat-image-modal__download-button svg{width:18px;height:18px}}.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)}}.tutor-usage-section{flex-direction:column;gap:24px;display:flex}.tutor-usage-section__title{font-family:var(--font-first);color:#333;margin:0;font-size:18px;font-weight:700;line-height:28px}.tutor-usage-section__stats{--tutor-usage-section-stat-min-width:13rem;grid-template-columns:repeat(auto-fit,minmax(var(--tutor-usage-section-stat-min-width),1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.tutor-usage-section__stats-item{display:grid}.tutor-usage-section__empty{font-family:var(--font-second);color:#767676;text-align:center;margin:0;padding:24px 0;font-size:14px}.tutor-usage-section__loading{justify-content:center;align-items:center;padding:48px 0;display:flex}.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}.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}.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}