.chat-mermaid-card{cursor:pointer;background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin:8px 0;transition:all .2s}.chat-mermaid-card:hover{transform:translateY(-1px);box-shadow:0 4px 8px rgba(0,0,0,.1)}.chat-mermaid-card--error{color:#e04949;box-shadow:none;cursor:default;background:#fef0ef;border-color:#e04949;padding:8px}.chat-mermaid-card--error:hover{box-shadow:none;border-color:#e04949;transform:none}.chat-mermaid-card__preview{padding:8px;overflow:hidden}.chat-mermaid-card__preview .diagram-mermaid,.chat-mermaid-card__preview .diagram-mermaid *{pointer-events:none;-webkit-user-select:none;user-select:none}.chat-mermaid-card__footer{background-color:#f2f2f2;border-top:1px solid #e0e0e0;border-radius:0 0 8px 8px;padding:16px}.chat-mermaid-card__footer__content{justify-content:space-between;align-items:center;gap:8px;display:flex}.chat-mermaid-card__footer__title{color:#333;align-items:center;gap:4px;font-size:16px;font-weight:600;display:flex}.chat-mermaid-card__footer .icon{color:#333}.typing-indicator{justify-content:center;align-items:center;gap:7px;margin-top:0;display:flex}.typing-indicator--inline{background-color:transparent;border:none;justify-content:flex-start;width:auto;margin-top:8px;padding:8px 0 0}.typing-indicator span{border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite typing-pulse;display:inline-block}.typing-indicator span:first-child{background-color:var(--ui-color-brand-fod-primary-a);animation-delay:0s}.typing-indicator span:nth-child(2){background-color:var(--ui-color-brand-fod-dark);animation-delay:.2s}.typing-indicator span:nth-child(3){background-color:var(--ui-color-brand-fod-light);animation-delay:.4s}@keyframes typing-pulse{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.6)}}.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%)}}.ai-revision-loading{z-index:2147483647;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.ai-revision-loading__backdrop{background:var(--color-background);width:100%;height:100%;position:absolute;top:0;left:0}.ai-revision-loading__content{flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:24px;display:flex;position:relative}.ai-revision-loading__bot-container{justify-content:center;align-items:center;display:flex;position:relative}.ai-revision-loading__bot{width:120px;height:auto;animation:2s ease-in-out infinite ai-revision-loading-bounce}.ai-revision-loading__stars{pointer-events:none;width:100%;height:100%;position:absolute}.ai-revision-loading__star{color:var(--color-first);font-size:28px;animation:1.5s ease-in-out infinite ai-revision-loading-sparkle;position:absolute}.ai-revision-loading__star--1{animation-delay:0s;top:-10px;right:-15px}.ai-revision-loading__star--2{animation-delay:.75s;bottom:10px;left:-20px}.ai-revision-loading__text{font-family:var(--font-first);color:#4e4e4e;text-align:center;max-width:300px;font-size:22px;animation:.3s ease-in-out ai-revision-loading-fade}@keyframes ai-revision-loading-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes ai-revision-loading-sparkle{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}@keyframes ai-revision-loading-fade{0%{opacity:0}to{opacity:1}}.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--combo{background:var(--ui-color-yellow-200);color:var(--ui-color-yellow-800)}.challenge-type-tag--combo:before{content:"⚡"}.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-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)}.prerequisite-progress-bar{--prerequisite-bar-height:6px;--prerequisite-bar-radius:3px;flex-direction:column;gap:4px;display:flex}.prerequisite-progress-bar__name{font-family:var(--font-second);color:#333;font-size:16px;font-weight:500;line-height:24px}.prerequisite-progress-bar__name--clickable{text-align:left;cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;text-decoration:underline}.prerequisite-progress-bar__name--clickable:hover{color:#2566c0}.prerequisite-progress-bar__name--clickable:focus-visible{color:#2566c0}.prerequisite-progress-bar__bar-wrapper{padding-top:16px;position:relative}.prerequisite-progress-bar__marker{color:#ababab;line-height:0;position:absolute;top:-1px;transform:translate(-50%)}.prerequisite-progress-bar__marker .icon__wrapper svg{width:12px;height:12px}.prerequisite-progress-bar__bar{height:var(--prerequisite-bar-height);border-radius:var(--prerequisite-bar-radius);background-color:#e0e0e0;overflow:hidden}.prerequisite-progress-bar__bar-fill{height:100%;transition:width .3s}.prerequisite-progress-bar--mastered .prerequisite-progress-bar__bar-fill{background-color:#4adea0}.prerequisite-progress-bar--reviewing .prerequisite-progress-bar__bar-fill{background-color:#facc15}.prerequisite-progress-bar__footer{justify-content:space-between;align-items:center;gap:8px;padding-top:4px;display:flex}.prerequisite-progress-bar__status{font-family:var(--font-second);color:#333;border-radius:16px;padding:2px 8px;font-size:14px;font-weight:500;line-height:24px}.prerequisite-progress-bar__status--mastered{background-color:#cef8ea}.prerequisite-progress-bar__status--reviewing{background-color:#fff1c2}.prerequisite-progress-bar__mastery{font-family:var(--font-second);color:#4e4e4e;font-size:14px;line-height:20px}.prerequisite-progress-bar__mastery strong{font-family:var(--font-second-bold);color:#333}.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)}.education-year-selector .select-customizable__label,.special-needs-selector .select-customizable__label{margin-bottom:8px}.teacher-tools-view__content{flex-direction:column;gap:16px;width:100%;padding:0;display:flex}.teacher-tools-view__title{font-family:var(--font-first);color:#333;margin:0;padding:8px 0;font-size:22px;font-weight:700;line-height:32px}.teacher-tools-view__description-container{align-items:center;gap:8px;display:flex}.teacher-tools-view__description{font-family:var(--font-second);color:#4e4e4e;flex:1;margin:0;font-size:16px;font-weight:500;line-height:24px}.teacher-tools-view__description-image{background-image:var(--tangerine-ai-bot-help);background-position:50%;background-size:cover;width:48px;height:56px}.teacher-tools-view__grid{grid-template-columns:repeat(3,1fr);gap:24px 16px;display:grid}@media (max-width:1023px){.teacher-tools-view__grid{grid-template-columns:repeat(2,1fr);gap:24px 16px}}@media (max-width:575px){.teacher-tools-view__grid{grid-template-columns:1fr;gap:16px;padding:0 16px}}