.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f6f8ff,#f7efe8)}.logo{color:#fff;font-weight:600;font-size:18px;padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.15)}.main-header{background:#fff;border-bottom:1px solid #f0f0f0;padding-inline:20px}.main-content{padding:20px;background:#f5f7fb}.chat-sider{border-right:1px solid #f0f0f0}.chat-sider-header{padding:14px 16px;border-bottom:1px solid #f0f0f0}.session-item{cursor:pointer;padding-inline:14px!important}.session-item-active{background:#f0f6ff}.session-main{min-width:0}.session-title{font-weight:600;line-height:1.2}.session-preview{color:#666;margin-top:4px;max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-time{color:#999;margin-top:4px;font-size:12px}.chat-box{border:1px solid #e5e7eb;border-radius:8px;height:420px;overflow-y:auto;padding:12px;background:#fff}.msg-row{display:flex;margin-bottom:8px}.msg-admin{justify-content:flex-end}.msg-user{justify-content:flex-start}.msg-bubble{max-width:75%;background:#f1f5ff;padding:8px 12px;border-radius:8px;white-space:pre-wrap}.msg-time{color:#999;font-size:11px;margin-top:4px}.msg-read{color:#7f8c8d;font-size:11px;margin-top:2px}.chat-image-thumb{width:180px!important;max-width:min(60vw,220px);border-radius:8px;overflow:hidden}.raw-json{margin:0;max-height:360px;overflow:auto;white-space:pre-wrap;word-break:break-all}*{box-sizing:border-box}html,body,#root{margin:0;width:100%;min-height:100%;font-family:PingFang SC,Microsoft YaHei,Segoe UI,sans-serif}body{background:#f5f7fb}