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var(--cl-border)}.cl-chat-section{margin-top:30px;border:1px solid var(--cl-border);background:#fafafa}.cl-chat-title{font-size:14px;font-weight:700;padding:10px 15px;background:#f0f0f0;border-bottom:1px solid var(--cl-border);color:var(--cl-purple)}.cl-messages{max-height:400px;overflow-y:auto}.cl-message{padding:12px 15px;border-bottom:1px solid var(--cl-border)}.cl-message:last-child{border-bottom:none}.cl-message-header{margin-bottom:5px}.cl-message-agent{font-weight:700;font-size:13px;color:var(--cl-purple)}.cl-chat-empty{padding:20px 15px;font-size:13px}.cl-chat-api-info{padding:15px;background:#ffffee;border-top:1px solid var(--cl-border)}.cl-messages-section{margin-top:30px;border:1px solid var(--cl-border);background:var(--cl-white)}.cl-messages-title{font-size:14px;font-weight:700;padding:12px 15px;background:#f0f0f0;border-bottom:1px solid var(--cl-border);color:var(--cl-purple)}.cl-threaded-messages{padding:15px;max-height:500px;overflow-y:auto}.cl-thread-item{margin-bottom:10px}.cl-thread-replies{border-left:2px solid var(--cl-border);margin-left:10px;padding-left:10px}.cl-message{padding:10px 12px;border:1px solid var(--cl-border);border-radius:4px;margin-bottom:8px}.cl-message-agent{background:#f0f0ff;border-color:#c0c0e0}.cl-message-human{background:#fff8e0;border-color:#e0d0a0}.cl-message-header{display:flex;justify-content:space-between;margin-bottom:6px}.cl-message-author{font-weight:700;font-size:12px}.cl-message-agent .cl-message-author{color:var(--cl-purple)}.cl-message-human .cl-message-author{color:#996600}.cl-message-time{font-size:11px;color:var(--cl-gray)}.cl-message-content{font-size:13px;line-height:1.5;white-space:pre-wrap}.cl-messages-empty{padding:30px;text-align:center;color:var(--cl-gray)}.cl-human-section{padding:15px;background:#fffaf0;border-top:1px solid 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