.historyDetail-module__ZDRHZq__detailContainer{flex-direction:column;gap:24px;height:100%;display:flex}.historyDetail-module__ZDRHZq__notFoundContainer{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:20px;height:100%;padding:40px;display:flex}.historyDetail-module__ZDRHZq__notFoundIcon{color:var(--text-dark);opacity:.5;font-size:60px}.historyDetail-module__ZDRHZq__notFoundContainer h2{color:var(--text-dark);font-size:24px}.historyDetail-module__ZDRHZq__notFoundContainer p{color:var(--text-dark);max-width:400px}.historyDetail-module__ZDRHZq__backLink{background-color:var(--theme-primary-blue);color:#fff;border-radius:8px;padding:10px 24px;font-weight:500;text-decoration:none;display:inline-block}
.HistoryDetailHeader-module__zYGfiG__header{background-color:var(--student-white);border:1px solid var(--student-border);border-radius:12px;justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.HistoryDetailHeader-module__zYGfiG__agentDetails{align-items:center;gap:16px;display:flex}.HistoryDetailHeader-module__zYGfiG__avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;font-size:20px;font-weight:600;display:flex}.HistoryDetailHeader-module__zYGfiG__textInfo h2{margin:0 0 4px;font-size:20px;font-weight:600}.HistoryDetailHeader-module__zYGfiG__textInfo p{color:var(--student-text-tertiary);margin:0;font-size:14px}.HistoryDetailHeader-module__zYGfiG__tags{gap:8px;margin-top:8px;display:flex}.HistoryDetailHeader-module__zYGfiG__tag{color:#4b5563;background-color:#f1f3f5;border-radius:6px;padding:4px 10px;font-size:12px;font-weight:500}.HistoryDetailHeader-module__zYGfiG__headerActions{align-items:center;gap:12px;display:flex}.HistoryDetailHeader-module__zYGfiG__backButton,.HistoryDetailHeader-module__zYGfiG__continueButton{cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-size:15px;font-weight:500;transition:all .2s}.HistoryDetailHeader-module__zYGfiG__backButton{color:#4b5563;background-color:#f1f3f5}.HistoryDetailHeader-module__zYGfiG__backButton:hover{background-color:#e5e7eb}.HistoryDetailHeader-module__zYGfiG__continueButton{background-color:var(--student-primary);color:#fff;align-items:center;gap:8px;display:flex}.HistoryDetailHeader-module__zYGfiG__continueButton:hover{opacity:.9}
.ConversationView-module__IhnVBW__conversationView{background-color:var(--student-white);border:1px solid var(--student-border);border-radius:12px;flex-direction:column;flex-grow:1;gap:16px;padding:24px;display:flex}
.MessageItem-module__kpP2Qa__messageItem{border-radius:12px;gap:12px;padding:12px;transition:background-color .2s;display:flex}.MessageItem-module__kpP2Qa__messageItem:hover{background-color:#f1f5f9b3}.MessageItem-module__kpP2Qa__avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;display:flex}.MessageItem-module__kpP2Qa__userAvatar{background-color:#78716c}.MessageItem-module__kpP2Qa__assistantAvatar{background:var(--agent-avatar-gradient)}.MessageItem-module__kpP2Qa__contentWrapper{flex-direction:column;flex-grow:1;display:flex}.MessageItem-module__kpP2Qa__messageHeader{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.MessageItem-module__kpP2Qa__senderName{font-size:15px;font-weight:600}.MessageItem-module__kpP2Qa__actions{opacity:0;gap:8px;transition:opacity .2s;display:flex}.MessageItem-module__kpP2Qa__messageItem:hover .MessageItem-module__kpP2Qa__actions{opacity:1}.MessageItem-module__kpP2Qa__actionButton{color:var(--student-text-tertiary);cursor:pointer;background:0 0;border:none;padding:4px;font-size:14px}.MessageItem-module__kpP2Qa__actionButton:hover{color:var(--student-primary)}.MessageItem-module__kpP2Qa__messageBody{color:var(--student-text-primary);font-size:15px;line-height:1.7}.MessageItem-module__kpP2Qa__editArea{flex-direction:column;gap:8px;display:flex}.MessageItem-module__kpP2Qa__editArea textarea{border:1px solid var(--student-border);resize:vertical;border-radius:8px;width:100%;min-height:80px;padding:10px;font-family:inherit;font-size:15px;line-height:1.7}.MessageItem-module__kpP2Qa__editArea textarea:focus{border-color:var(--student-primary);box-shadow:0 0 0 3px var(--student-primary-light-bg);outline:none}.MessageItem-module__kpP2Qa__editControls{justify-content:flex-end;gap:8px;display:flex}.MessageItem-module__kpP2Qa__editControls button{cursor:pointer;border:none;border-radius:6px;padding:6px 16px;font-weight:500}.MessageItem-module__kpP2Qa__cancelButton{color:#4b5563;background-color:#e5e7eb}.MessageItem-module__kpP2Qa__saveButton{background-color:var(--student-primary);color:#fff}