/* 对话用文字与留白区分，不再重复展示机器人头像。 */
.anticon-robot,.ant-avatar:has(.anticon-robot) {display:none!important;}
.message-row.assistant {gap:0;}
.message-row.assistant .message-content {max-width:100%;min-width:0;}
.message-author {display:none!important;}
.message-row.assistant .message-text {line-height:1.8;color:#24292f;}
.message-row.assistant .message-text h1,.message-row.assistant .message-text h2,.message-row.assistant .message-text h3 {margin:20px 0 10px;font-weight:600;line-height:1.4;}
.message-row.assistant .message-text strong {font-weight:600;color:#17191c;}
.message-row.user .message-content {background:#f3f4f6;border-radius:16px;padding:10px 16px;}
.message-row {margin-bottom:28px;}
.assistant-start {padding-top:0;}