.chat-button{font-family:var(--font-first);cursor:pointer;color:inherit;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;gap:12px;padding:0;font-weight:700;text-decoration:none;transition:all .2s ease-in-out;display:inline-flex;position:relative}.chat-button--large{height:40px;padding:8px 12px;font-size:18px}.chat-button--small{gap:8px;height:30px;padding:2px 8px;font-size:16px}.chat-button--icon-only{gap:0}.chat-button--icon-only.chat-button--large{padding:8px}.chat-button--icon-only.chat-button--small{padding:4px}.chat-button--icon-only .chat-button__text{display:none}.chat-button--icon-only{color:var(--ui-color-brand-fod-primary-a)}.chat-button--icon-only:active{color:var(--ui-color-brand-fod-dark)}.chat-button--brand.chat-button--contained{color:#fff;background:var(--ui-gradient-brand)}.chat-button--brand.chat-button--contained:hover:not(:disabled){background:var(--ui-gradient-brand-reverse)}.chat-button--brand.chat-button--contained:active:not(:disabled){background:var(--ui-color-brand-fod-dark)}.chat-button--brand.chat-button--outlined{color:var(--ui-color-brand-fod-primary-a);border:1px solid var(--ui-color-brand-fod-primary-a);background-color:#fff}.chat-button--brand.chat-button--outlined:hover:not(:disabled),.chat-button--brand.chat-button--outlined:active:not(:disabled){color:var(--ui-color-brand-fod-dark);background-color:var(--ui-color-brand-fod-alpha);border-color:var(--ui-color-brand-fod-dark)}.chat-button--brand.chat-button--text{color:var(--ui-color-brand-fod-primary-a);font-family:var(--font-first);background-color:transparent;border-radius:8px}.chat-button--brand.chat-button--text:hover:not(:disabled){color:var(--ui-color-brand-fod-dark);background-color:var(--ui-color-brand-fod-alpha)}.chat-button--brand.chat-button--text.chat-button--icon-only:hover:not(:disabled){background-color:var(--ui-color-brand-fod-lighter);color:var(--ui-color-brand-fod-primary-a)}.chat-button--brand.chat-button--text.chat-button--icon-only:active:not(:disabled){background-color:var(--ui-color-brand-fod-lighter);color:var(--ui-color-brand-fod-dark)}.chat-button--brand.chat-button--text:not(.chat-button--icon-only):hover:not(:disabled),.chat-button--brand.chat-button--text:not(.chat-button--icon-only):active:not(:disabled){color:var(--ui-color-brand-fod-dark);background-color:var(--ui-color-brand-fod-alpha)}.chat-button--brand.chat-button--text.chat-button--active,.chat-button--brand.chat-button--text.chat-button--active:hover:not(:disabled),.chat-button--brand.chat-button--text.chat-button--active:active:not(:disabled){background-color:var(--ui-color-brand-fod-lighter)}.chat-button:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.chat-button__text{font-family:var(--font-first);font-weight:700;line-height:26px}.chat-button__icon{color:inherit}.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-messages{flex-direction:column;flex:1;min-height:0;max-height:100%;padding:16px;display:flex;position:relative;overflow-x:hidden;overflow-y:auto}.chat-messages__container{overflow-y:unset;flex-direction:column;flex:1;gap:10px;display:flex}.chat-messages__container::-webkit-scrollbar{width:8px;height:8px}.chat-messages__container::-webkit-scrollbar-track{background:#f2f2f2}.chat-messages__container::-webkit-scrollbar-thumb{background-color:#ababab;border-radius:20px}.chat-messages__container{scrollbar-width:thin;scrollbar-color:#ababab #f2f2f2}.chat-messages__empty-state{text-align:center;color:#767676;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:16px;padding:32px 16px;display:flex}.chat-messages__empty-state-content{max-width:320px}.chat-messages__empty-state-content h3{color:#333;margin-bottom:12px;font-size:32px}.chat-messages__empty-state-content p{margin:0;font-size:16px;line-height:1.5}.chat-messages__toast{color:#fff;background-color:#333;border-radius:20px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;animation:.3s ease-in-out fadeIn;display:flex;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.chat-messages--loading{justify-content:center;align-items:center;min-height:200px;display:flex}.chat-messages__loading{padding:16px}.chat-message-container{flex-direction:column;display:flex;position:relative}.chat-message-container:hover .chat-message__debug-actions{opacity:1}.chat-message__debug-actions{opacity:0;gap:4px;transition:opacity .2s;display:flex;position:absolute;top:-8px;right:-8px}.chat-message__context-view{color:#333;background-color:#f2f2f2;border-radius:8px;margin-top:8px;padding:8px;font-size:14px}.chat-message__context-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.chat-message__context-title{color:#767676;margin:0;font-size:14px}.chat-message__debug-button{cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;display:flex}.chat-message__debug-button:hover{background-color:#e0e0e0}.chat-message__context-data{font-family:var(--font-first);white-space:pre-wrap;background-color:#fff;border-radius:4px;max-height:200px;margin:0;padding:8px;font-size:14px;overflow-y:auto}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}.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}.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)}.ai-practice-view__header-left{gap:var(--ui-space-xxs);flex-direction:column;align-items:flex-start;display:flex;overflow:hidden}.ai-practice-view__progress-container{flex-direction:row;align-items:center;gap:8px;width:100%;display:flex}.ai-practice-view__progress-container .progress-bar{width:100%;height:12px}.ai-practice-view__progress-container .progress-bar .progress-bar__bar{background:var(--ui-color-neutral-grey-200);border-radius:16px}.ai-practice-view__progress-container .progress-bar .progress-bar__progress{background:var(--ui-color-brand-fod-primary-a);border-radius:16px 16px 0}.ai-practice-view__progress-container--100 .progress-bar .progress-bar__bar .progress-bar__progress{border-radius:16px}.ai-practice-view__content{width:80%;margin:0 auto}.ai-practice-view .ai-practice-view__lesson-title{border-bottom:1px solid var(--color-bg-03);align-items:center;padding:12px 16px;display:flex}.ai-practice-view .ai-practice-view__lesson-title-text{font-family:var(--font-second);color:#4e4e4e;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:14px;font-weight:600;line-height:normal;overflow:hidden}.ai-practice-view__activity-container{width:100%;margin:0 auto}.ai-practice-view__activity-container .card{border-radius:16px;padding:0;box-shadow:0 2px 5px rgba(0,0,0,.15)}.ai-practice-view__activity-container .ai-practice-view__activity-info{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.ai-practice-view__activity-container .ai-practice-view__activity-info-item{font-family:var(--font-second);color:#4e4e4e;font-size:16px;line-height:normal}.ai-practice-view__activity-container .ai-practice-view__exercise-content{padding:16px}.ai-practice-view__activity-container .ai-practice-view__exercise-content .lemo-stimulus{color:#333;font-family:var(--font-first);margin-top:0;padding-top:0;font-size:18px;font-style:normal;font-weight:600;line-height:22px}.ai-practice-view__activity-container .ai-practice-view__actions{flex-direction:row;justify-content:space-between;align-items:center;gap:8px;margin-top:24px;display:flex}.ai-practice-view__activity-container .ai-practice-view__error{flex-direction:column;justify-content:center;align-items:center;gap:8px;display:flex}.ai-practice-view__summary{width:100%;margin:0 auto}.ai-practice-view__summary .card{border-radius:16px;padding:0;box-shadow:0 2px 5px rgba(0,0,0,.15)}.ai-practice-view__summary-content{background-color:#fff;border-radius:16px;flex-direction:column;gap:0;padding:0;display:flex;overflow:hidden}.ai-practice-view__summary-upper-section{flex-direction:column;gap:16px;padding:16px;display:flex}.ai-practice-view__summary-celebration{text-align:center;flex-direction:column;align-items:center;gap:0;display:flex}.ai-practice-view__summary-celebration-image{--summary-robot-image:var(--tangerine-ai-bot-celebrating);background-image:var(--summary-robot-image);background-position:50%;background-repeat:no-repeat;background-size:contain;width:130px;height:130px}.ai-practice-view__summary-celebration-image--success{--summary-robot-image:var(--tangerine-ai-bot-celebrating)}.ai-practice-view__summary-celebration-image--progress{--summary-robot-image:var(--tangerine-ai-bot-help)}.ai-practice-view__summary-celebration-image--failure{--summary-robot-image:var(--tangerine-ai-bot-fail)}.ai-practice-view__summary-title{font-family:var(--font-first);color:#333;margin:0 0 16px;font-size:26px;font-weight:600;line-height:40px}.ai-practice-view__summary-learning-sections{background-color:var(--color-bg-04);border:1px solid var(--color-bg-01);border-radius:16px;flex-direction:column;gap:16px;padding:12px;display:flex}.ai-practice-view__summary-review{align-items:center;gap:var(--ui-space-md);padding:var(--ui-space-md);flex-direction:column;display:flex}.ai-practice-view__summary-review-card{margin-top:var(--ui-space-md)}.ai-practice-view__summary-review-message{background-color:var(--ui-color-blue-100);border:var(--ui-stroke-1)solid var(--ui-color-blue-500);border-radius:var(--ui-radius-xl);padding:var(--ui-space-md)var(--ui-space-xs);align-items:flex-start;gap:var(--ui-space-xs);width:100%;display:flex}.ai-practice-view__summary-review-avatar{background-image:var(--tangerine-ai-bot-help);background-position:50%;background-repeat:no-repeat;background-size:contain;flex-shrink:0;width:48px;height:56px}.ai-practice-view__summary-review-text{font-family:var(--font-second);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-neutral-grey-900);margin:0}.ai-practice-view__summary-section{flex-direction:column;gap:8px;display:flex}.ai-practice-view__summary-section-title{font-family:var(--font-first);color:#333;margin:0;font-size:18px;font-weight:700;line-height:26px;display:inline}.ai-practice-view__summary-separator{background-color:#e0e0e0;height:1px;margin:0}.ai-practice-view__summary-answers-section{text-align:center;background-color:#fff;border-bottom-right-radius:8px;border-bottom-left-radius:8px;flex-direction:column;align-items:center;gap:8px;padding:16px;display:flex}.ai-practice-view__summary-answers-title{font-family:var(--font-first);color:#333;text-align:center;margin:0;font-size:18px;font-weight:700;line-height:26px}.ai-practice-view__summary-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.ai-practice-view__summary-list-item{font-family:var(--font-second);color:#4e4e4e;margin-left:24px;padding-left:0;font-size:18px;font-weight:500;line-height:24px;list-style-type:disc}.ai-practice-view__summary-responses{justify-content:center;align-items:center;gap:16px;display:flex}.ai-practice-view__summary-response-indicator{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;padding:8px;display:flex;position:relative}.ai-practice-view__summary-response-indicator--correct{background:var(--ui-color-green-400);border:2px solid var(--ui-color-green-500)}.ai-practice-view__summary-response-indicator--incorrect{background:var(--ui-color-red-400);border:2px solid var(--ui-color-red-500)}.ai-practice-view__summary-response-number{color:#fff;font-family:var(--font-first);font-size:18px;font-weight:800;line-height:normal}.ai-practice-view__notify-button{cursor:pointer;background:#f9f9f9;border:1px solid #f2f2f2;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;padding:0;transition:all .2s ease-in-out;display:flex}.ai-practice-view__notify-button .icon{width:16px;height:16px;transition:color .2s ease-in-out}.ai-practice-view__notify-button .icon--color-default{color:#e04949!important}.ai-practice-view__notify-button:not(:disabled):hover{background:#f2f2f2;border:1px solid #e0e0e0}.ai-practice-view__notify-button:not(:disabled):hover .icon{color:#333}.ai-practice-view__notify-button:not(:disabled):active{background:#f9f9f9;transform:translateY(0);box-shadow:inset 0 3px rgba(224,224,224,.7)}.ai-practice-view__notify-button:not(:disabled):active .icon{color:#333}.ai-practice-view__notify-button:disabled{cursor:not-allowed;background:#f2f2f2;transform:none;box-shadow:0 1px 2px rgba(0,0,0,.05)}.ai-practice-view__notify-button:disabled .icon{color:#ababab}.ai-practice-view .card__content{position:relative}.ai-practice-view .lemonade-exercises .lemo-question-header{width:calc(100% - 64px)}.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-xxs);flex-direction:column;display:flex}.unit-metrics-card{align-items:flex-start;gap:24px;width:100%;padding:8px 0;display:flex}.unit-metrics-card__info{flex-direction:column;flex:1;gap:8px;display:flex}.unit-metrics-card__title,.unit-metrics-card__title .text-html *{font-size:18px;font-weight:600;font-family:var(--font-first);color:#4e4e4e;margin:0;line-height:28px}.unit-metrics-card__recommendation-tag{background-color:#fff0f0;border-radius:8px;align-self:flex-start;align-items:center;gap:8px;padding:4px 8px;display:inline-flex}.unit-metrics-card__recommendation-tag--all-good{background-color:#eefaf4}.unit-metrics-card__recommendation-tag--all-good .unit-metrics-card__recommendation-icon,.unit-metrics-card__recommendation-tag--all-good .unit-metrics-card__recommendation-text,.unit-metrics-card__recommendation-tag--all-good .icon{color:#135f3e}.unit-metrics-card__recommendation-icon{color:#ba1f33;font-size:20px}.unit-metrics-card__recommendation-text{font-size:16px;font-weight:500;font-family:var(--font-second);color:#ba1f33;line-height:24px}.unit-metrics-card__progress{flex:4;min-width:0}.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)}