@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}.chat-action-pills{flex-direction:column;align-items:flex-end;gap:8px;padding:8px 8px 8px 0;display:flex}.chat-action-pills__pill{cursor:pointer;font-family:var(--font-second);color:#333;white-space:nowrap;background-color:#f9f9f9;border:1px solid #f2f2f2;border-radius:60px;align-items:center;gap:8px;padding:4px 8px;font-size:16px;font-weight:500;line-height:24px;transition:all .15s;display:inline-flex;box-shadow:0 2px #e8e8e8}.chat-action-pills__pill:hover:not(:disabled){border-color:#e0e0e0;box-shadow:0 3px #e8e8e8}.chat-action-pills__pill:active:not(:disabled){box-shadow:inset 0 3px rgba(224,224,224,.7)}.chat-action-pills__pill:disabled{opacity:.5;cursor:not-allowed}.chat-action-pills__pill--primary{color:#333;background-color:#f9f9f9;border-color:#f2f2f2}.chat-action-pills__pill--primary:hover:not(:disabled){border-color:#e0e0e0}.chat-action-pills__pill--secondary{color:#4e4e4e;background-color:transparent;border-color:#e0e0e0}.chat-action-pills__text{white-space:nowrap}.chat-dev-tools{background-color:#f2f2f2;border-top:1px solid #e0e0e0;width:100%;font-size:14px;position:relative}.chat-dev-tools__header{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;padding:8px 16px;transition:background-color .2s;display:flex}.chat-dev-tools__title{color:#333;flex:none;margin-right:16px;font-weight:600}.chat-dev-tools__toggle{color:#767676;margin-left:auto;font-size:12px}.chat-dev-tools__status{align-items:center;gap:5px;margin-left:16px;display:flex}.chat-dev-tools__status-label{color:#767676;font-size:14px}.chat-dev-tools__status-indicator{border-radius:50%;width:8px;height:8px}.chat-dev-tools__status-text{font-size:14px;font-weight:500}.chat-dev-tools__prompt-indicator{align-items:center;gap:5px;margin-left:16px;display:flex}.chat-dev-tools__prompt-active{color:#28a773;background-color:#ecfaee;border-radius:10px;padding:2px 6px;font-size:14px;font-weight:500}.chat-dev-tools__content{max-height:0;transition:max-height .3s ease-out;overflow:hidden}.chat-dev-tools--expanded .chat-dev-tools__content{border-top:1px solid #e0e0e0;max-height:500px;padding:16px;overflow-y:auto}.chat-dev-tools__section{margin-bottom:16px}.chat-dev-tools__section h3{color:#767676;margin:0 0 8px;font-size:16px;font-weight:600}.chat-dev-tools__code{white-space:pre-wrap;word-break:break-word;color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;max-height:200px;margin:0;padding:12px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:12px;line-height:1.4;overflow:auto}.chat-dev-tools__textarea{color:#333;resize:vertical;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100%;min-height:80px;padding:10px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:14px;line-height:1.4}.chat-dev-tools__textarea:focus{border-color:var(--color-tangerine-ai,#bc3ebc);box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__textarea::placeholder{color:#ababab}.chat-dev-tools__input-group{flex-direction:column;display:flex;position:relative}.chat-dev-tools__buttons{z-index:1;gap:4px;display:flex;position:absolute;top:8px;right:8px}.chat-dev-tools__clear-button{color:#767676;cursor:pointer;background-color:rgba(0,0,0,.1);border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:18px;line-height:1;display:flex}.chat-dev-tools__clear-button:hover{color:#333;background-color:rgba(0,0,0,.2)}.chat-dev-tools__save-button{background-color:var(--color-tangerine-ai,#bc3ebc);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;height:22px;padding:0 8px;font-size:14px;display:flex}.chat-dev-tools__save-button:hover{background-color:var(--color-tangerine-ai-dark,#741571)}.chat-dev-tools__save-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__help-text{color:#767676;margin-top:4px;font-size:12px;line-height:1.3}.chat-dev-tools__help-text small{color:#888;margin-top:2px;display:inline-block}.chat-dev-tools__info-grid{flex-direction:column;gap:8px;margin-bottom:8px;display:flex}.chat-dev-tools__info-item{flex-direction:column;font-size:14px;display:flex}@media (min-width:600px){.chat-dev-tools__info-item{flex-direction:row;align-items:flex-start}}.chat-dev-tools__info-label{color:#555;min-width:110px;margin-right:8px;font-weight:600}@media (min-width:600px){.chat-dev-tools__info-label{flex-shrink:0}}.chat-dev-tools__info-value{word-break:break-all;flex-wrap:wrap;align-items:center;gap:8px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;display:flex}.chat-dev-tools__warning{color:#e65100;background-color:rgba(255,152,0,.1);border-left:3px solid #ff9800;border-radius:4px;padding:4px 8px;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;font-size:12px}.chat-dev-tools__copy-button{cursor:pointer;color:#555;background-color:#f0f0f0;border:1px solid #ddd;border-radius:4px;padding:2px 6px;font-size:12px}.chat-dev-tools__copy-button:hover{background-color:#e0e0e0}.chat-dev-tools__notification{color:#fff;z-index:100;background-color:rgba(0,0,0,.7);border-radius:4px;padding:8px 16px;font-size:14px;animation:.3s ease-out forwards slide-up;position:absolute;bottom:0;left:50%;transform:translate(-50%)translateY(100%)}@keyframes slide-up{0%{opacity:0;transform:translate(-50%)translateY(100%)}to{opacity:1;transform:translate(-50%)translateY(-8px)}}.chat-dev-tools__select-wrapper{width:100%;margin-bottom:8px;position:relative}.chat-dev-tools__select-wrapper:after{content:"▼";pointer-events:none;color:#666;font-size:12px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.chat-dev-tools__select{-webkit-appearance:none;appearance:none;cursor:pointer;background-color:#fff;border:1px solid #ddd;border-radius:4px;width:100%;padding:8px 12px;font-size:14px}.chat-dev-tools__select:focus{border-color:#07f;outline:none;box-shadow:0 0 0 2px rgba(0,119,255,.1)}.chat-dev-tools__select optgroup{padding:4px 0;font-style:normal;font-weight:700}.chat-dev-tools__select option{padding:4px 0}.chat-dev-tools__slider-container{margin:12px 0}.chat-dev-tools__slider-label{color:#767676;flex-direction:column;gap:4px;font-size:14px;font-weight:600;display:flex}.chat-dev-tools__slider{-webkit-appearance:none;background:#e0e0e0;border-radius:3px;outline:none;width:100%;height:6px}.chat-dev-tools__slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--color-tangerine-ai,#bc3ebc);cursor:pointer;border-radius:50%;width:18px;height:18px}.chat-dev-tools__slider::-moz-range-thumb{background:var(--color-tangerine-ai,#bc3ebc);cursor:pointer;border:none;border-radius:50%;width:18px;height:18px}.chat-dev-tools__input-label{color:#767676;align-items:center;gap:8px;width:100%;margin-bottom:8px;font-size:14px;font-weight:600;display:flex}.chat-dev-tools__number-input{color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100px;padding:6px 8px;font-size:14px}.chat-dev-tools__number-input:focus{border-color:var(--color-tangerine-ai,#bc3ebc);box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__activity-input-wrapper{flex:1;align-items:center;gap:8px;width:100%;display:flex}.chat-dev-tools__activity-combobox{flex:1;min-width:0}.chat-dev-tools__activity-combobox .activity-combobox__input{color:#333;background-color:#e5e5e5;border:1px solid #e0e0e0;border-radius:4px;width:100%;padding:8px 32px 8px 12px;font-size:14px;line-height:1.4}.chat-dev-tools__activity-combobox .activity-combobox__input:focus{border-color:var(--color-tangerine-ai,#bc3ebc);box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__activity-combobox .activity-combobox__input::placeholder{color:#ababab}.chat-dev-tools__activity-combobox .activity-combobox__toggle{color:#767676}.chat-dev-tools__activity-combobox .activity-combobox__toggle:hover{color:#333}.chat-dev-tools__activity-combobox .activity-combobox__toggle:focus{color:var(--color-tangerine-ai,#bc3ebc)}.chat-dev-tools__activity-combobox .activity-combobox__dropdown{background:#e5e5e5;border:1px solid #e0e0e0;box-shadow:0 2px 8px rgba(0,0,0,.1)}.chat-dev-tools__activity-combobox .activity-combobox__option{color:#333;border-bottom-color:#e0e0e0}.chat-dev-tools__activity-combobox .activity-combobox__option:hover,.chat-dev-tools__activity-combobox .activity-combobox__option--highlighted{background-color:rgba(0,123,255,.1)}.chat-dev-tools__activity-combobox .activity-combobox__option[aria-selected=true]{background-color:var(--color-tangerine-ai,#bc3ebc);color:#fff}.chat-dev-tools__activity-combobox .activity-combobox__no-options{color:#767676}.chat-dev-tools__refresh-button{background-color:var(--color-tangerine-ai,#bc3ebc);color:#fff;cursor:pointer;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;font-weight:700;transition:background-color .2s;display:flex}.chat-dev-tools__refresh-button:hover{background-color:var(--color-tangerine-ai-dark,#741571)}.chat-dev-tools__refresh-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__refresh-button:focus{box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__update-button{background-color:var(--color-tangerine-ai,#bc3ebc);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;height:32px;margin-top:8px;padding:0 16px;font-size:14px;font-weight:500;transition:background-color .2s;display:flex}.chat-dev-tools__update-button:hover{background-color:var(--color-tangerine-ai-dark,#741571)}.chat-dev-tools__update-button:disabled{cursor:not-allowed;background-color:#ababab}.chat-dev-tools__update-button:focus{box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__regenerate-button{background-color:var(--color-tangerine-ai,#bc3ebc);color:#fff;cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;width:100%;height:36px;padding:0 16px;font-size:14px;font-weight:500;transition:background-color .2s;display:flex}.chat-dev-tools__regenerate-button:hover:not(:disabled){background-color:var(--color-tangerine-ai-dark,#741571)}.chat-dev-tools__regenerate-button:disabled{cursor:not-allowed;opacity:.7;background-color:#ababab}.chat-dev-tools__regenerate-button:focus{box-shadow:0 0 0 2px var(--color-tangerine-ai-alpha,rgba(188,62,188,.15));outline:none}.chat-dev-tools__error-text{color:#e04949;background-color:rgba(246,104,104,.1);border:1px solid rgba(246,104,104,.3);border-radius:4px;margin-top:8px;padding:8px 12px;font-size:12px;line-height:1.4}.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}.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}.course-selector{gap:var(--spacing-sm);flex-wrap:wrap;justify-content:center;display:flex}.course-selector__button{transition:all .2s}.subject-selection-dialog{--subject-selection-dialog-min-height:18.75rem;--subject-selection-dialog-icon-size:3.5rem}.subject-selection-dialog .dialog__content{min-height:var(--subject-selection-dialog-min-height)}.subject-selection-dialog__content{padding:20px 0}.subject-selection-dialog__error{margin:0 0 var(--ui-space-md);padding:var(--ui-space-sm)var(--ui-space-md);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-notification-error-text);background-color:var(--ui-color-notification-error-bg);border:var(--ui-stroke-1)solid var(--ui-color-notification-error-stroke);border-radius:var(--ui-radius-xl)}.subject-selection-dialog__list{gap:var(--ui-space-sm);grid-template-columns:1fr;margin:0;padding:0;list-style:none;display:grid}@media only screen and (min-width:480px){.subject-selection-dialog__list{grid-template-columns:repeat(2,1fr)}}.subject-selection-dialog__item:nth-child(8n+1){--subject-card-icon-bg:var(--ui-color-purple-500);--subject-card-icon-fg:var(--ui-color-neutral-white)}.subject-selection-dialog__item:nth-child(8n+2){--subject-card-icon-bg:var(--ui-color-pink-500);--subject-card-icon-fg:var(--ui-color-neutral-white)}.subject-selection-dialog__item:nth-child(8n+3){--subject-card-icon-bg:var(--ui-color-orange-500);--subject-card-icon-fg:var(--ui-color-orange-900)}.subject-selection-dialog__item:nth-child(8n+4){--subject-card-icon-bg:var(--ui-color-comp-yellow-500);--subject-card-icon-fg:var(--ui-color-comp-yellow-900)}.subject-selection-dialog__item:nth-child(8n+5){--subject-card-icon-bg:var(--ui-color-comp-blue-500);--subject-card-icon-fg:var(--ui-color-comp-blue-900)}.subject-selection-dialog__item:nth-child(8n+6){--subject-card-icon-bg:var(--ui-color-comp-green-500);--subject-card-icon-fg:var(--ui-color-comp-green-900)}.subject-selection-dialog__item:nth-child(8n+7){--subject-card-icon-bg:var(--ui-color-darkgreen-500);--subject-card-icon-fg:var(--ui-color-neutral-white)}.subject-selection-dialog__item:nth-child(8n+8){--subject-card-icon-bg:var(--ui-color-darkblue-500);--subject-card-icon-fg:var(--ui-color-neutral-white)}.subject-selection-dialog__card{justify-content:center;align-items:center;gap:var(--ui-space-sm);padding:var(--ui-space-md);color:var(--ui-color-text-default);text-align:center;background-color:var(--ui-color-bg-container-primary);border:var(--ui-stroke-1)solid var(--ui-color-neutral-grey-400);border-radius:var(--ui-radius-xl);cursor:pointer;flex-direction:column;width:100%;height:100%;transition:border-color .15s,background-color .15s;display:flex}.subject-selection-dialog__card:hover{border-color:var(--ui-color-neutral-grey-600)}.subject-selection-dialog__card:focus-visible{border-color:var(--ui-color-neutral-grey-600)}.subject-selection-dialog__card--selected,.subject-selection-dialog__card--selected:hover{border:var(--ui-stroke-2)solid var(--ui-color-brand-fod-primary-a);background-color:var(--ui-color-brand-fod-light)}.subject-selection-dialog__card--selected:focus-visible{border:var(--ui-stroke-2)solid var(--ui-color-brand-fod-primary-a);background-color:var(--ui-color-brand-fod-light)}.subject-selection-dialog__card-icon{width:var(--subject-selection-dialog-icon-size);height:var(--subject-selection-dialog-icon-size);color:var(--subject-card-icon-fg);background-color:var(--subject-card-icon-bg);border-radius:var(--ui-radius-xl);justify-content:center;align-items:center;display:inline-flex}.subject-selection-dialog__card-title{font-family:var(--ui-font-family-body);font-weight:var(--ui-font-weight-bold);font-size:var(--ui-font-size-16);line-height:var(--ui-line-height-24)}.subject-selection-dialog__loading,.subject-selection-dialog__empty{font-family:var(--ui-font-family-body);font-size:var(--ui-font-size-18);line-height:var(--ui-line-height-24);min-height:var(--subject-selection-dialog-min-height);color:var(--ui-color-text-secondary);text-align:center;justify-content:center;align-items:center;display:flex}