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h3{margin:0;font-size:18px;font-weight:700;color:#333}.report-modal-close{background:#fff0;border:none;font-size:24px;color:#999;cursor:pointer;line-height:1}.report-modal-close:hover{color:#333}.cl-qa-container{display:flex;flex:1;overflow:hidden;background:#fff}.cl-qa-sidebar{width:320px;border-right:1px solid #e0e0e0;display:flex;flex-direction:column;background:#fdfdfd}.cl-qa-sidebar-header{padding:15px;border-bottom:1px solid #eee;background:#f4f6f9;display:flex;justify-content:space-between;align-items:center}.cl-qa-new-btn{background:#0a2838;color:#fff;border:none;padding:6px 14px;border-radius:4px;font-size:12px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:5px}.cl-qa-new-btn:hover{background:#153e54}.cl-qa-list{flex:1;overflow-y:auto}.cl-qa-thread-item{padding:15px;border-bottom:1px solid #f1f1f1;cursor:pointer;background:#fff;transition:background 0.2s}.cl-qa-thread-item:hover{background:#f9f9f9}.cl-qa-thread-item.active{background:#e3f2fd;border-left:4px solid #0a2838}.cl-qa-chat-area{flex:1;display:flex;flex-direction:column;background:#f5f5f5;position:relative}.cl-qa-chat-view{display:flex;flex-direction:column;height:100%}.cl-qa-messages{background-color:#e5ddd5;display:flex;flex-direction:column;gap:8px}.cl-qa-msg{max-width:80%;padding:8px 12px;border-radius:8px;font-size:14px;line-height:1.4;position:relative;box-shadow:0 1px 1px rgb(0 0 0 / .1);word-wrap:break-word}.cl-qa-msg.received{align-self:flex-start;background:#fff;color:#333;border-top-left-radius:0;margin-right:auto}.cl-qa-msg.sent{align-self:flex-end;background:#dcf8c6;color:#333;border-top-right-radius:0;margin-left:auto}.cl-qa-msg-meta{display:block;font-size:10px;color:#999;margin-top:4px;text-align:right;float:right;margin-left:10px}.cl-qa-reply-form{padding:15px;background:#fff;border-top:1px solid #ddd;display:flex;gap:10px;align-items:center}.cl-qa-input{flex:1;padding:10px 15px;border:1px solid #ddd;border-radius:20px;outline:none;font-family:inherit}.cl-qa-send-btn{width:40px;height:40px;border-radius:50%;background:#0a2838;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center}.cl-qa-empty-state{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#999}@media (max-width:768px){.cl-modal-content{width:100%;height:100%;max-width:none;max-height:none;border-radius:0;display:flex;flex-direction:column}.report-modal-header{flex-shrink:0}.cl-qa-container{flex-direction:row;overflow:hidden;position:relative;width:100%;flex:1}.cl-qa-sidebar{width:100%;height:100%;border-right:none;display:flex;flex-direction:column;z-index:10}.cl-qa-chat-area{display:none;width:100%;height:100%}.cl-qa-container.cl-mobile-chat-active .cl-qa-sidebar{display:none}.cl-qa-container.cl-mobile-chat-active 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(min-width:769px){.cl-qa-mobile-back{display:none!important}}.cl-qa-new-btn-block{width:100%;justify-content:center}.cl-qa-list-empty{padding:20px;text-align:center;color:#999;font-size:13px}.cl-qa-thread-header{display:flex;justify-content:space-between;font-size:11px;color:#999}.cl-qa-thread-snippet{font-weight:600;font-size:14px;margin-top:5px;color:#333}.cl-qa-new-view-container{padding:20px;height:100%;flex-direction:column}.cl-qa-new-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.cl-qa-new-title-wrapper{display:flex;align-items:center}.cl-qa-new-title{margin:0}.cl-qa-mobile-back-transparent{border:none;background:#fff0}.cl-qa-close-new-btn{background:none;border:none;color:#999;cursor:pointer;font-size:14px}.cl-qa-new-form-inner{display:flex;flex-direction:column;flex:1}.cl-qa-course-info{font-size:13px;color:#666;margin-bottom:15px}.cl-qa-form-label{font-size:12px;font-weight:600;margin-bottom:5px;display:block}.cl-qa-form-select{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px;margin-bottom:15px;background:#fff}.cl-qa-form-textarea{width:100%;flex:1;padding:15px;border:1px solid #ddd;border-radius:8px;margin-bottom:15px;resize:none;font-family:inherit}.cl-qa-form-submit{width:100%;padding:12px;border-radius:8px}.cl-qa-empty-state-container{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#999}.cl-qa-empty-icon{font-size:40px;margin-bottom:15px;opacity:.5}.cl-qa-empty-text-center{text-align:center}.cl-qa-chat-view-container{height:100%;flex-direction:column}.cl-qa-chat-header{padding:15px;border-bottom:1px solid #eee;background:#fafafa;display:flex;justify-content:space-between;align-items:center}.cl-qa-chat-title-wrapper{display:flex;align-items:center}.cl-qa-chat-date{font-size:12px;color:#777}.cl-qa-messages-area{flex:1;overflow-y:auto;padding:20px;background:#e5ddd5}.cl-qa-reply-container{padding:15px;border-top:1px solid #eee;background:#fff}.cl-qa-reply-form-inner{display:flex;gap:10px}.cl-qa-reply-input{flex:1;padding:10px 15px;border:1px solid #ddd;border-radius:20px}.cl-qa-reply-submit{border:none;background:#0a2838;color:#fff;width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}