.chat-icon-button{cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:0;transition:all .2s;display:flex;position:relative}.chat-icon-button--large{width:32px;height:32px}.chat-icon-button--large .icon{width:20px;height:20px}.chat-icon-button--small{width:24px;height:24px}.chat-icon-button--small .icon{width:14px;height:14px}.chat-icon-button--default{color:#767676}.chat-icon-button--error{color:#e04949}.chat-icon-button:hover:not(.chat-icon-button--disabled){color:#333;background-color:#f2f2f2}.chat-icon-button:active:not(.chat-icon-button--disabled){background-color:#f2f2f2;box-shadow:inset 0 3px rgba(224,224,224,.7)}.chat-icon-button:focus-visible{outline:2px solid var(--color-tangerine-ai,#bc3ebc);outline-offset:2px}.chat-icon-button--disabled{opacity:.5;cursor:not-allowed}.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(--color-tangerine-ai,#bc3ebc);animation-delay:0s}.typing-indicator span:nth-child(2){background-color:var(--color-tangerine-ai-dark,#741571);animation-delay:.2s}.typing-indicator span:nth-child(3){background-color:var(--color-tangerine-ai-light,#f0c0f0);animation-delay:.4s}@keyframes typing-pulse{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.6)}}.chat-message{margin-bottom:10px;display:block;position:relative}.chat-bubble{gap:8px;margin-bottom:0;display:flex}.chat-bubble__avatar{background-color:transparent;background-image:var(--tangerine-ai-bot);background-position:50%;background-repeat:no-repeat;background-size:cover;border-radius:0%;flex-shrink:0;justify-content:center;align-self:flex-end;align-items:center;width:32px;height:32px;margin-bottom:0;display:flex;overflow:hidden}.chat-bubble__avatar--error{background-image:var(--tangerine-ai-bot-error)}.chat-bubble__content{flex-direction:column;flex:1;align-items:flex-start;gap:8px;display:flex}.chat-bubble__message-group{flex-direction:column;align-items:flex-start;width:100%;display:flex}.chat-bubble__message{word-wrap:break-word;color:#333;border:1px solid #e0e0e0;border-radius:8px;flex:1;font-size:16px;line-height:24px}.chat-bubble__message-content{padding:8px}.chat-bubble__message .markdown-container p{margin-bottom:.5rem}.chat-bubble__message .markdown-container p:last-child{margin-bottom:0}.chat-bubble__message .chat-d3-card{width:100%}.chat-bubble__message .chat-d3-card:first-child{margin-top:0}.chat-bubble__message .chat-d3-card:last-child{margin-bottom:0}.chat-bubble__image{margin-bottom:8px;padding:0 8px}.chat-bubble__image img{cursor:pointer;border-radius:8px;max-width:100%;max-height:300px;display:block}.chat-bubble__attachments{flex-direction:column;gap:8px;display:flex}.chat-bubble__attachments .chat-bubble__image{margin-bottom:0}.chat-bubble--bot .chat-bubble__content,.chat-bubble--bot .chat-bubble__message-group{width:100%}.chat-bubble--bot .chat-bubble__message{background-color:#fff;border-radius:8px 8px 8px 0;width:100%}.chat-bubble--user{flex-direction:row-reverse}.chat-bubble--user .chat-bubble__content{flex-direction:column;align-items:flex-end;display:flex}.chat-bubble--user .chat-bubble__message-group{align-self:flex-end;width:auto;max-width:80%}.chat-bubble--user .chat-bubble__message{background-color:var(--color-tangerine-ai-lighter,#d068d0);border:1px solid var(--color-tangerine-ai-light,#f0c0f0);color:#333;border-radius:8px 8px 0;width:100%}.chat-bubble--just-posted .chat-bubble__message{border-style:solid;border-width:1px;border-image:linear-gradient(111.12deg,var(--color-tangerine-ai,#bc3ebc)12.58%,var(--color-tangerine-ai-dark,#741571)100%)1}.chat-bubble__tool-indicators{flex-direction:column;gap:8px;width:100%;display:flex}.chat-message__bubble--error .chat-bubble__message{background:#fef0ef;border:1px solid #e04949}.chat-message--streaming .chat-bubble__content .typing-indicator{background-color:#fff;border:1px solid #f2f2f2;border-radius:8px 8px 8px 0;width:100%;padding:12px 16px}.chat-message__actions{align-items:center;gap:8px;margin-top:4px;margin-left:40px;display:flex}.chat-message__audio-button--loading{opacity:.6;cursor:wait}.chat-message--highlighted .chat-bubble--user .chat-bubble__message{border-color:#e04949}.chat-message__flag-button{transition:all .2s}.chat-message__flag-button--flagged{opacity:.7;cursor:default}.chat-message__flag-button--flagged:hover{opacity:.7}.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}.teacher-ai-analytics-panel__header{justify-content:space-between;align-items:center;padding-bottom:16px;display:flex}.teacher-ai-analytics-panel__header-titles{flex-direction:column;gap:4px;display:flex}.teacher-ai-analytics-panel__title{font-family:var(--font-first);color:#333;margin:0;font-size:26px;font-weight:700;line-height:40px}.teacher-ai-analytics-panel__subtitle{font-family:var(--font-second);color:#4e4e4e;margin:0;font-size:16px;font-weight:600;line-height:24px}.teacher-ai-analytics-panel__header-filters{align-items:center;gap:16px;display:flex}.teacher-ai-analytics-panel__filter{min-width:200px}.teacher-ai-analytics-panel__content{flex-direction:column;gap:24px;display:flex}.teacher-ai-analytics-panel__content-tabs{border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;padding:16px 4px}.drawer-overlay{z-index:8000;opacity:0;visibility:hidden;background-color:rgba(16,16,16,.15);transition:opacity .3s,visibility .3s;position:fixed;top:0;bottom:0;left:0;right:0}.drawer-overlay--open{opacity:1;visibility:visible}.drawer{z-index:8001;visibility:hidden;background-color:#fff;flex-direction:column;height:100vh;transition:transform .3s,visibility .3s;display:flex;position:fixed;top:0;transform:translate(100%);box-shadow:0 5px 20px rgba(169,155,144,.2)}.drawer--right{right:0}.drawer--left{left:0;transform:translate(-100%)}.drawer--open{visibility:visible;transform:translate(0)}.drawer__header{border-bottom:1px solid #e0e0e0;flex-shrink:0}.drawer__content{flex:1;overflow-y:auto}.drawer__footer{border-top:1px solid #e0e0e0;flex-shrink: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)}.learning-block-content{flex-direction:column;gap:16px;padding:16px;display:flex}.learning-block-content__header{flex-direction:column;display:flex}.learning-block-content__label-row{justify-content:space-between;align-items:flex-start;margin-bottom:8px;display:flex}.learning-block-content__label-group{align-items:center;gap:4px;display:flex}.learning-block-content__kc-info{flex-direction:column;gap:2px;display:flex}.learning-block-content__kc-statement{font-family:var(--font-second);color:#333;margin:0;font-size:18px;font-weight:500;line-height:26px}.learning-block-content__locations{flex-direction:column;gap:2px;margin:0;padding-left:16px;list-style:disc;display:flex}.learning-block-content__location{font-family:var(--font-second);color:#767676;margin:0;font-size:14px;line-height:20px}.learning-block-content__stats{flex-direction:column;gap:8px;display:flex}