.chat-input{background-color:#fff;flex-wrap:wrap;flex-shrink:0;align-items:flex-end;gap:8px;width:100%;padding:0;display:flex}.chat-input__field-wrapper{background-color:#fff;border:1px solid #e0e0e0;border-radius:24px;flex-direction:column;flex:1;gap:8px;min-height:40px;padding:3px 12px;display:flex;position:relative}.chat-input__field-wrapper:focus-within{border:1px solid var(--ui-color-brand-fod-primary-a)}.chat-input__text-row{align-items:flex-end;gap:8px;width:100%;display:flex}.chat-input__recording{transform-origin:100%;width:100%;animation:.22s forwards chat-input-grow-from-right;transform:scaleX(0)}.chat-input__error{color:#e04949;flex-basis:100%;width:100%;margin-bottom:6px;padding-left:4px;font-size:12px;line-height:1.3}.chat-input__field{font-size:16px;font-family:var(--font-second);color:#333;resize:none;background-color:transparent;border:none;outline:none;align-self:center;width:100%;min-height:24px;max-height:72px;margin:0;padding:0;line-height:1.5;overflow-y:auto}.chat-input__field::-webkit-scrollbar{display:none}.chat-input__field{scrollbar-width:none}.chat-input__field--rich{cursor:text;word-wrap:break-word;white-space:pre-wrap}.chat-input__field--rich:empty:not(:focus):before{content:attr(data-placeholder);color:#767676;pointer-events:none;position:absolute}.chat-input__field--rich:not(:focus):has(>br:only-child):before{content:attr(data-placeholder);color:#767676;pointer-events:none;position:absolute}.chat-input__field--rich br{content:"";display:block}.chat-input__formula{cursor:default;-webkit-user-select:none;user-select:none;margin:0 2px;display:inline-block}.chat-input__formula .katex{font-size:16px;line-height:16px;font-family:var(--font-second);display:inline-block}.chat-input__formula .katex-display{text-align:left;margin:0;display:inline-block}.chat-input__formula .katex .katex-html{color:#333}.chat-input__image-preview{background:#f2f2f2;border-radius:12px;align-items:center;width:-webkit-fit-content;width:fit-content;padding:4px;display:flex;position:relative}.chat-input__image-preview img{object-fit:cover;border-radius:8px;width:48px;height:48px}.chat-input__image-remove{cursor:pointer;color:#fff;background:#e0e0e0;border:none;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;padding:0;transition:background-color .2s;display:flex;position:absolute;top:-4px;right:-4px}.chat-input__image-remove:hover{background:#101010}.chat-input__image-remove .icon{width:10px;height:10px}.chat-input__image-button{width:24px;top:-10px}.chat-input__image-button .icon{width:20px;height:20px}.chat-input__calculator-button{width:24px}.chat-input__calculator-button .icon{width:20px;height:20px}.chat-input__action-button{background:var(--ui-gradient-brand);cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;min-width:40px;height:40px;padding:8px 12px;transition:transform .2s;display:flex;position:relative;overflow:hidden}.chat-input__action-button:before{content:"";background:var(--ui-gradient-brand-reverse);border-radius:inherit;opacity:0;z-index:0;transition:opacity .4s;position:absolute;top:0;bottom:0;left:0;right:0}.chat-input__action-button:after{content:"";background:var(--ui-color-brand-fod-dark);border-radius:inherit;opacity:0;z-index:0;transition:opacity .2s;position:absolute;top:0;bottom:0;left:0;right:0}.chat-input__action-button:hover:before,.chat-input__action-button:active:after{opacity:1}.chat-input__action-button{color:#fff}.chat-input__action-button .icon{z-index:1;width:24px;height:24px;position:relative}.chat-input__action-button:disabled{cursor:not-allowed;background:0 0;transform:none}.chat-input__action-button:disabled:before{content:"";background:var(--ui-gradient-brand);opacity:.4;border-radius:inherit;z-index:0;position:absolute;top:0;bottom:0;left:0;right:0}.chat-input__action-button:disabled:hover{transform:none}.chat-input__action-button:disabled:hover:before{opacity:.4}.chat-input__action-button:disabled:active:after{opacity:0}.chat-input__action-button--recording{background:#e04949;animation:1.5s ease-in-out infinite pulse}.chat-input__action-button--recording:before,.chat-input__action-button--recording:after{display:none}.chat-input__action-button--recording:hover{background:#d22424}.chat-input__action-button--recording:active{background:#bc2020}.chat-input__action-button--recording{color:#fff}.chat-input__field::placeholder{color:#767676}.chat-input--disabled .chat-input__field-wrapper{cursor:not-allowed;background-color:#f9f9f9;border-color:#f2f2f2}.chat-input--disabled .chat-input__field{color:#767676;cursor:not-allowed}.chat-input--disabled .chat-input__field::placeholder{color:#767676}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}@keyframes chat-input-grow-from-right{0%{opacity:0;transform:scaleX(0)}to{opacity:1;transform:scaleX(1)}}.chat-content-references{background-color:#f9f9f9;border-top:1px solid #e0e0e0;border-radius:0 0 8px;padding:8px}.chat-content-references__title{color:#767676;font-size:14px;font-weight:600;line-height:30px;font-family:var(--font-second)}.chat-content-references__label{color:#767676;margin-right:8px;font-size:16px;font-weight:600}.chat-content-references__button{color:var(--ui-color-brand-fod-primary-a);cursor:pointer;background:0 0;border:none;padding:0;font-size:14px;text-decoration:underline}.chat-content-references__button:hover{color:var(--ui-color-brand-fod-dark)}.chat-content-references__header{justify-content:space-between;align-items:center;gap:8px;width:100%;display:flex}.chat-content-references__list{flex-direction:column;gap:8px;transition:all .2s;display:flex}.chat-content-references__list--hidden{display:none}.chat-content-references__item{color:var(--ui-color-brand-fod-primary-a);flex-direction:column;gap:2px;max-width:212px;font-size:16px;text-decoration:none;transition:background-color .2s;display:flex}.chat-content-references__item:hover{text-decoration:underline}.chat-content-references__item:active{color:var(--ui-color-brand-fod-dark)}.chat-content-references__item span p{margin:0;display:inline}.chat-content-references__item-title{color:var(--ui-color-brand-fod-primary-a);font-weight:600;display:block}.chat-content-references__section{margin-bottom:12px}.chat-content-references__section:last-child{margin-bottom:0}.chat-content-references__section-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.chat-content-references__section-icon{align-items:center;font-size:16px;display:flex}.chat-content-references__section-title{font-size:12px;font-weight:600;font-family:var(--font-second);color:#4e4e4e}.chat-content-references__section-links{flex-direction:column;gap:8px;display:flex}.chat-content-references__separator{background-color:#e0e0e0;width:100%;height:1px}.chat-content-references__link{font-size:14px;font-family:var(--font-second);word-break:break-word;line-height:1.4;display:block}.chat-content-references__link-text{display:inline}.chat-content-references__link-text p{margin:0;display:inline}.chat-content-references__link-text-course-title{font-weight:600}.chat-content-references__snippet{color:#333;margin-bottom:4px;font-size:14px;font-style:italic;line-height:1.4;display:block}.chat-content-references__domain{color:#333;font-size:12px;display:block}.chat-content-references--expanded{flex-direction:column;gap:8px;display:flex}.chat-content-references--expanded .chat-content-references__header{border-bottom:1px solid #e0e0e0;padding-bottom:0}@media screen and (max-width:768px){.chat-content-references{margin-top:12px;padding:10px 12px}.chat-content-references__item{padding:3px 10px;font-size:11px}}.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)}}.chatbot{border-left:var(--ui-stroke-1)solid var(--ui-color-brand-fod-primary-b,var(--ui-color-brand-fod-primary-a));background-color:#fff;flex-direction:column;width:100%;height:100%;display:flex;position:relative;overflow:hidden}.chatbot__header{background-color:#fff;border-bottom:1px solid #e0e0e0;flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.chatbot__header-left{position:relative}.chatbot__header-wrapper{flex-shrink:0;position:relative}.chatbot__history-button{color:#4e4e4e;cursor:pointer;background:0 0;border:none;border-radius:16px;align-items:center;gap:6px;padding:6px 12px;font-size:16px;transition:background-color .2s;display:flex}.chatbot__history-button:hover,.chatbot__history-button.active{color:#333;background-color:#f2f2f2}.chatbot__close-button{cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;transition:background-color .2s;display:flex}.chatbot__close-button:hover{background-color:#f2f2f2}.chatbot__content{flex-direction:column;flex:1;height:100%;min-height:0;display:flex;position:relative;overflow:hidden}.chatbot__drag-overlay{border:2px dashed var(--ui-color-brand-fod-primary-a);z-index:20;pointer-events:none;background-color:rgba(51,51,51,.25);position:absolute;top:0;bottom:0;left:0;right:0}.chatbot__drag-overlay--invalid{background-color:rgba(224,73,73,.05);border-color:#ba1f33}.chatbot__drag-overlay-text{font-family:var(--font-second-bold);color:#fff;pointer-events:none;white-space:nowrap;text-align:center;background-color:#333;border-radius:8px;padding:8px 16px;font-size:14px;position:absolute;transform:translate(-50%,24px);box-shadow:0 2px 8px rgba(51,51,51,.15)}.chatbot__drag-overlay-text--invalid{color:#333;background-color:#fff;border:1px solid #e04949;align-items:center;gap:8px;padding:4px 8px;display:flex;box-shadow:0 5px 20px rgba(169,155,144,.2)}.chatbot__input-container{z-index:10;background-color:#fff;border-top:1px solid #e0e0e0;flex-direction:column;flex-shrink:0;gap:8px;width:100%;min-height:72px;margin-top:auto;padding:16px 8px;display:flex;position:-webkit-sticky;position:sticky;bottom:0}.chatbot__disclaimer{font-family:var(--font-second);color:#767676;margin:0;padding-left:4px;font-size:12px;line-height:18px}.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)}.practice-scope-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}.practice-scope-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}.practice-scope-tag{background:var(--ui-color-orange-200);color:var(--ui-color-orange-800)}.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}.multi-select-checkbox{width:100%}.multi-select-checkbox__badge{background-color:#f9f9f9;border:1px solid #f2f2f2;border-radius:16px;align-items:center;gap:8px;max-width:180px;margin:2px;padding:4px 8px;display:inline-flex}.multi-select-checkbox__badge-text{font-family:var(--font-second);color:#333;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:500;line-height:20px;overflow:hidden}.multi-select-checkbox__badge-remove{cursor:pointer;color:#767676;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;padding:0;font-size:14px;line-height:1;display:flex}.multi-select-checkbox__badge-remove:hover{color:#333}.multi-select-checkbox__all-selected-label{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-neutral-grey-600);white-space:nowrap;text-overflow:ellipsis;min-width:0;overflow:hidden}.multi-select-checkbox__option{cursor:pointer;background-color:#fff;border-bottom:1px solid #f2f2f2;align-items:center;padding:8px;display:flex}.multi-select-checkbox__option .chat-checkbox{pointer-events:none}.multi-select-checkbox__option .chat-checkbox__custom{border-color:#ababab;border-radius:2px;width:18px;height:18px}.multi-select-checkbox__option .chat-checkbox__text{font-family:var(--font-second);color:#4e4e4e;font-size:16px;font-weight:500;line-height:24px}.multi-select-checkbox .select-customizable__control{flex-wrap:nowrap}.multi-select-checkbox .select-customizable__value-container{flex-wrap:nowrap;flex:auto;align-items:center;min-width:0;display:flex;position:relative;overflow:hidden}.multi-select-checkbox .select-customizable__placeholder{white-space:nowrap;text-overflow:ellipsis;min-width:0;position:static;overflow:hidden;transform:none}.multi-select-checkbox .select-customizable__indicators{flex-shrink:0}.multi-select-checkbox .select-customizable__menu-list{border-radius:4px;padding:0}.multi-select-checkbox .select-customizable__menu-list>.multi-select-checkbox__option:last-child{border-bottom:none}.multi-select-checkbox .select-customizable__option{background-color:transparent!important;padding:0!important}.multi-select-checkbox .select-customizable__option:hover,.multi-select-checkbox .select-customizable__option--is-focused{color:inherit!important;background-color:#f9f9f9!important}.multi-select-checkbox .select-customizable__option--is-selected{background-color:transparent!important}.evaluation-criteria-selector{flex-direction:column;gap:24px;display:flex}.evaluation-criteria-selector .select-learning-objectives__chevron{justify-content:flex-end}.evaluation-criteria-selector--loading{justify-content:center;align-items:center;min-height:100px;display:flex}.evaluation-criteria-selector__field{flex-direction:column;display:flex}.evaluation-criteria-selector__label{margin-bottom:8px}.teacher-tool-card{cursor:pointer;font-family:var(--font-second);background:#fff;border:1px solid #e0e0e0;border-radius:8px;align-items:flex-start;gap:8px;width:100%;padding:8px;display:flex;position:relative}.teacher-tool-card__icon{flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;display:flex}.teacher-tool-card__content{flex-direction:column;flex:1;gap:8px;min-width:0;display:flex}.teacher-tool-card__title{color:#333;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:16px;font-weight:700;line-height:20px;overflow:hidden}.teacher-tool-card__description{color:#767676;-webkit-line-clamp:2;line-clamp:2;text-overflow:ellipsis;white-space:normal;-webkit-box-orient:vertical;min-height:36px;margin:0;font-size:14px;font-weight:500;line-height:18px;display:-webkit-box;overflow:hidden}.teacher-tool-card:hover:not(.teacher-tool-card--disabled):not(.teacher-tool-card--pressed):not(.teacher-tool-card--active){outline:1px solid #f2f2f2;box-shadow:0 5px 12px rgba(16,16,16,.05)}.teacher-tool-card--pressed{border-color:#ababab}.teacher-tool-card--active{border-color:var(--ui-color-brand-fod-primary-a);background:#fff}.teacher-tool-card--active:hover{border-color:var(--ui-color-brand-fod-primary-a);box-shadow:0 5px 12px rgba(16,16,16,.05)}.teacher-tool-card--disabled{cursor:not-allowed;background:#f9f9f9;border-color:#f2f2f2}.teacher-tool-card--disabled .teacher-tool-card__title,.teacher-tool-card--disabled .teacher-tool-card__description{color:#828282}.teacher-tool-card--disabled .teacher-tool-card__icon{filter:grayscale()}.teacher-tool-card--disabled:hover{box-shadow:none;border-color:#f2f2f2}@media (max-width:768px){.teacher-tool-card{padding:12px}.teacher-tool-card__title{font-size:14px;line-height:18px}.teacher-tool-card__description{min-height:32px;font-size:12px;line-height:16px}}