.chat-container[data-v-4acccb13]{max-height:500px;overflow-y:auto;padding:10px;background:#f9f9f9}.message-item[data-v-4acccb13]{max-width:60%;margin:10px 0;padding:8px 12px;border-radius:10px;word-break:break-word}.customer-message[data-v-4acccb13]{background:#fff;text-align:left}.my-message[data-v-4acccb13]{background:#1890ff;color:#fff;margin-left:auto;text-align:right}.message-meta[data-v-4acccb13]{font-size:12px;color:#888;margin-bottom:4px}.username[data-v-4acccb13]{margin-right:8px}