var ChatbotSDK=function(){"use strict";let e=null;function n(n){e=n||null}const t={info(e,n){},warn(e,n){},error(n,t){if(e)try{const r=t instanceof Error&&t.type||"error";e({message:n,code:String(r),detail:t})}catch(e){}},time(e){},timeEnd:(e,n)=>0,lifecycleInit(e,n){},lifecycleDestroy(e){},lifecycleSend(e,n){},lifecycleReply(e,n){},lifecycleError(e,n,t){},lifecycleClear(e){},lifecycleStreamDone(e,n){},lifecycleCategoryChange(e){}};const r={"zh-CN":{title:"AI 智能助手",minimize:"最小化",close:"关闭",status_online:"在线",role_selector_label:"服务角色",welcome_title:"你好,我是 AI 智能助手",welcome_desc:"有什么可以帮你的吗?在下方输入框开始提问吧~",placeholder:"输入您的问题...",send:"发送",stop:"停止生成",new_message:"新消息",copy:"复制",copied:"已复制",retry:"重新生成",retrying:"重新生成中...",loading:"正在思考...",stream_interrupted:"回复被中断",stream_unstable:"网络不稳定,内容可能不完整",category_placeholder:"选择知识库分类",category_all:"全部分类",category_load_error:"加载分类失败",source_title:"参考来源",source_count:"{n} 条参考来源",source_loading:"加载来源中...",clear:"新对话",history_title:"历史会话",history_empty:"暂无历史会话",history_load_error:"加载会话列表失败",history_delete_confirm:"确定删除该会话?",history_export:"导出",history_delete:"删除",history_search:"搜索会话...",history_group_today:"今天",history_group_yesterday:"昨天",history_group_week:"本周",history_group_earlier:"更早",feedback_up:"有帮助",feedback_down:"没帮助",feedback_reason_title:"请选择不满意的原因:",feedback_reason_inaccurate:"信息错误",feedback_reason_irrelevant:"不相关",feedback_reason_incomplete:"不完整",feedback_reason_other:"其他",feedback_reason_comment_placeholder:"补充说明(可选)",feedback_reason_submit:"提交",teaser_text:"有什么可以帮你的吗?",new_msg_announce:"收到新消息",resize:"拖拽缩放窗口",error_network:"网络连接失败,请检查网络",error_offline:"⚠️ 网络连接异常,请检查网络后重试",error_timeout:"请求超时,请稍后重试",error_server:"服务器异常,请稍后重试",error_cors:"跨域请求被拦截,请联系管理员将当前域名加入 API 白名单",error_auth:"鉴权失败,请联系管理员",error_forbidden:"无访问权限,请联系管理员配置",error_not_found:"请求的资源不存在",error_rate_limit:"请求过于频繁,请稍后重试",error_unavailable:"服务暂不可用,请稍后重试",error_unknown:"请求发生未知错误",error_send:"发送失败,请稍后重试",error_stream_unsupported:"浏览器不支持流式读取"},en:{title:"AI Assistant",minimize:"Minimize",close:"Close",status_online:"Online",role_selector_label:"Service",welcome_title:"Hi, I am your AI assistant",welcome_desc:"How can I help you? Type your question below to get started.",placeholder:"Type your question...",send:"Send",stop:"Stop generating",new_message:"New message",copy:"Copy",copied:"Copied",retry:"Regenerate",retrying:"Regenerating...",loading:"Thinking...",stream_interrupted:"Response interrupted",stream_unstable:"Network unstable, content may be incomplete",category_placeholder:"Select category",category_all:"All categories",category_load_error:"Failed to load categories",source_title:"Sources",source_count:"{n} source(s)",source_loading:"Loading sources...",clear:"New chat",history_title:"History",history_empty:"No conversations yet",history_load_error:"Failed to load conversations",history_delete_confirm:"Delete this conversation?",history_export:"Export",history_delete:"Delete",history_search:"Search conversations...",history_group_today:"Today",history_group_yesterday:"Yesterday",history_group_week:"This Week",history_group_earlier:"Earlier",feedback_up:"Helpful",feedback_down:"Not helpful",feedback_reason_title:"Please tell us why:",feedback_reason_inaccurate:"Inaccurate",feedback_reason_irrelevant:"Irrelevant",feedback_reason_incomplete:"Incomplete",feedback_reason_other:"Other",feedback_reason_comment_placeholder:"Additional comments (optional)",feedback_reason_submit:"Submit",teaser_text:"How can I help you?",new_msg_announce:"New message received",resize:"Resize window",error_network:"Network connection failed",error_offline:"⚠️ Connection lost. Please check your network and try again.",error_timeout:"Request timed out, please try again",error_server:"Server error, please try again later",error_cors:"CORS request blocked. Please contact admin to whitelist your domain",error_auth:"Authentication failed, please contact admin",error_forbidden:"Access denied, please contact admin",error_not_found:"Resource not found",error_rate_limit:"Too many requests, please try again later",error_unavailable:"Service temporarily unavailable",error_unknown:"Unknown request error",error_send:"Failed to send, please try again",error_stream_unsupported:"Browser does not support streaming"}};let s="zh-CN";function o(e,n){let t=(r[s]||r["zh-CN"])[e]||r["zh-CN"][e]||e;if(n)for(const[e,r]of Object.entries(n))t=t.replace(`{${e}}`,String(r));return t}let a=null,i=null;function c(e){i=e}function l(){var e;return null!==(e=null!=i?i:null==a?void 0:a.integrateId)&&void 0!==e?e:""}function d(e){a&&(a.chatId=e)}function p(){return(null==a?void 0:a.chatId)||""}function u(e){if(!a)throw new Error("API 配置未初始化");return`${a.requestDomain.replace(/\/+$/,"")}${e.startsWith("/")?e:`/${e}`}`}function m(e,n,t){null!=t&&("string"==typeof t&&""===t.trim()||e.set(n,String(t)))}async function k(e,n={},r=3e4,s){const i=new AbortController,c=setTimeout(()=>i.abort(),r);s&&(s.aborted?i.abort():s.addEventListener("abort",()=>i.abort(),{once:!0}));try{const r={};n.headers&&(n.headers instanceof Headers?n.headers.forEach((e,n)=>{r[n]=e}):Array.isArray(n.headers)?n.headers.forEach(([e,n])=>{r[e]=n}):Object.assign(r,n.headers)),(null==a?void 0:a.token)&&(e.includes("/ai/")||e.endsWith("/feedback"))&&(r.Authorization=`Bearer ${a.token}`);const s=await fetch(e,Object.assign(Object.assign({},n),{headers:r,signal:i.signal,mode:"cors",credentials:"include"}));return 401===s.status&&(e.includes("/ai/")||e.endsWith("/feedback"))&&t.error("SDK 认证失败:Token 缺失或已过期,请重新调用 /open-api/auth/token 换取 Token"),s}catch(e){if(null==s?void 0:s.aborted)throw new g("aborted","aborted");if(e instanceof DOMException&&"AbortError"===e.name)throw new g(o("error_timeout"),"timeout");if(e instanceof TypeError&&e.message.includes("Failed to fetch"))throw new g(o("error_cors"),"cors");throw new g(o("error_network"),"network")}finally{clearTimeout(c)}}class g extends Error{constructor(e,n){super(e),this.name="CskError",this.type=n}}function h(e){switch(e){case 401:return o("error_auth");case 403:return o("error_forbidden");case 404:return o("error_not_found");case 429:return o("error_rate_limit");case 500:return o("error_server");case 502:case 503:return o("error_unavailable");default:return`${o("error_unknown")}(${e})`}}async function b(e){const n=function(e){const n=new URLSearchParams;return n.set("message",e),n.set("chatId",a.chatId),m(n,"roleId",l()),m(n,"accountId",a.userId),u(`/ai/assistant_app/chat/sync?${n.toString()}`)}(e);t.lifecycleSend(l(),e.length);try{const e=await k(n);if(!e.ok){const n=h(e.status);throw t.lifecycleError(l(),String(e.status),n),new g(n,`http_${e.status}`)}const r=await e.text();return t.lifecycleReply(l(),r.length),r}catch(e){if(e instanceof g)throw e;throw t.lifecycleError(l(),"unknown",String(e)),new g(o("error_unknown"),"unknown")}}async function f(e,n,r,s,i,c,d){var p;const b=c?function(e,n){const t=new URLSearchParams;return t.set("message",e),t.set("chatId",a.chatId),t.set("rewriteStrategy",a.rewriteStrategy||"REWRITE"),m(t,"roleId",l()),m(t,"accountId",a.userId),m(t,"categoryId",null!=n?n:a.categoryId),u(`/ai/assistant_app/chat/rag/sse?${t.toString()}`)}(e,i):function(e,n){const t=new URLSearchParams;return t.set("message",e),t.set("chatId",a.chatId),m(t,"roleId",l()),m(t,"accountId",a.userId),m(t,"categoryId",null!=n?n:a.categoryId),u(`/ai/assistant_app/chat/sse?${t.toString()}`)}(e,i);let f="";t.lifecycleSend(l(),e.length);try{const e=await k(b,{},6e4,d);if(!e.ok){const n=h(e.status);return t.lifecycleError(l(),String(e.status),n),void s(new g(n,`http_${e.status}`))}const a=null===(p=e.body)||void 0===p?void 0:p.getReader();if(!a)return void s(new g(o("error_stream_unsupported"),"stream_unsupported"));const i=new TextDecoder("utf-8",{stream:!0});let c="",u=[],m="";try{for(;;){const{done:e,value:t}=await a.read();if(e)break;c+=i.decode(t,{stream:!0});const r=c.split("\n");c=r.pop()||"";for(const e of r){const t=e.trim();if(!t){if(u.length>0){if("status"!==m&&"tool_call_result"!==m){const e=u.join("\n");f+=e,n(e)}u=[]}m="";continue}if(t.startsWith(":"))continue;if("[DONE]"===t){if(u.length>0&&"status"!==m&&"tool_call_result"!==m){const e=u.join("\n");f+=e,n(e),u=[]}m="";break}if(t.startsWith("event:")){m=t.substring(6).trim();continue}if(t.startsWith("id:")||t.startsWith("retry:"))continue;let r;t.startsWith("data:")?(r=t.substring(5),r.startsWith(" ")&&(r=r.substring(1))):r=t,u.push(r)}}if(c.trim()){const e=c.trim();if(!e.startsWith(":"))if(e.startsWith("data:")){let n=e.substring(5);n.startsWith(" ")&&(n=n.substring(1)),u.push(n)}else"[DONE]"===e||e.startsWith("event:")||e.startsWith("id:")||e.startsWith("retry:")||u.push(e)}if(u.length>0&&"status"!==m&&"tool_call_result"!==m){const e=u.join("\n");f+=e,n(e),u=[]}}catch(e){if(null==d?void 0:d.aborted)t.info(`流式被用户中断,保留已生成内容 length=${f.length}`);else{if(!(f.length>0))throw e;n("\n\n"+o("stream_unstable"))}}finally{a.releaseLock()}t.lifecycleStreamDone(l(),f.length),r()}catch(e){if((null==d?void 0:d.aborted)||e instanceof g&&"aborted"===e.type)return void r();e instanceof g?s(e):(t.lifecycleError(l(),"unknown",String(e)),s(new g(o("error_network"),"network")))}}async function y(e,n){const r=function(e,n){const t=new URLSearchParams;return t.set("message",e),t.set("chatId",a.chatId),t.set("rewriteStrategy",a.rewriteStrategy||"REWRITE"),m(t,"roleId",l()),m(t,"accountId",a.userId),m(t,"categoryId",null!=n?n:a.categoryId),u(`/ai/assistant_app/rag/sources?${t.toString()}`)}(e,n);try{const e=await k(r);if(!e.ok)throw new g(h(e.status),`http_${e.status}`);const n=await e.json();return n.success&&Array.isArray(n.data)?(t.info(`获取引用来源 count=${n.data.length}`),n.data):[]}catch(e){return t.error("获取引用来源失败",e),[]}}async function v(e,n,r,s){if(!a)return!1;const o=u("/feedback");try{const i={messageId:String(e),conversationId:a.chatId,feedbackType:n};r&&(i.reasonCategory=r),s&&(i.reasonComment=s);const c=await k(o,{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify(i)});if(!c.ok)return t.error(`反馈提交失败 status=${c.status}`),!1;return(await c.json()).success||!1}catch(e){return t.error("反馈提交异常",e),!1}}async function x(e=1,n=20,r,s){const o=new URLSearchParams;o.set("page",String(e)),o.set("size",String(n)),r&&o.set("accountId",r),s&&o.set("roleId",s);const a=u(`/ai/sdk/conversation/list?${o.toString()}`);try{const e=await k(a);if(!e.ok)throw new g(h(e.status),`http_${e.status}`);const n=await e.json();return{list:n.success&&Array.isArray(n.data)?n.data:[],total:n.total||0,pages:n.pages||0}}catch(e){return t.error("加载会话列表失败",e),{list:[],total:0,pages:0}}}async function w(e){const n=new URLSearchParams;(null==a?void 0:a.userId)&&n.set("accountId",a.userId),l()&&n.set("roleId",l());const r=u(`/ai/sdk/conversation/${e}/messages?${n.toString()}`);try{const e=await k(r);if(!e.ok)throw new g(h(e.status),`http_${e.status}`);const n=await e.json();return{messages:n.success&&Array.isArray(n.data)?n.data:[],total:n.total||0}}catch(e){return t.error("加载会话消息失败",e),{messages:[],total:0}}}async function _(e){const n=new URLSearchParams;(null==a?void 0:a.userId)&&n.set("accountId",a.userId),l()&&n.set("roleId",l());const r=u(`/ai/sdk/conversation/${e}?${n.toString()}`);try{const n=await k(r,{method:"DELETE"});if(!n.ok)throw new g(h(n.status),`http_${n.status}`);const s=await n.json();return t.info(`删除会话 id=${e} success=${s.success}`),s.success||!1}catch(e){return t.error("删除会话失败",e),!1}}function E(e){const n=new URLSearchParams;return(null==a?void 0:a.userId)&&n.set("accountId",a.userId),l()&&n.set("roleId",l()),u(`/ai/sdk/conversation/${e}/export?${n.toString()}`)}async function C(e=!1){if(!a)return"";const n=l();if(!e){const e=function(e,n){try{return 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--csk-primary-hover: ${n};\n --csk-primary-light: ${t};\n --csk-primary-rgb: ${r};\n --csk-bg-user: linear-gradient(135deg, ${e.primaryColor}, ${n});\n --csk-bg-ai: #ffffff;\n --csk-text-user: #ffffff;\n --csk-text-ai: #1F2937;\n --csk-window-width: ${e.width}px;\n --csk-window-height: ${e.height}px;\n --csk-radius: 16px;\n --csk-shadow-window: 0 12px 48px rgba(15, 23, 42, 0.18), 0 2px 8px rgba(15, 23, 42, 0.06);\n --csk-shadow-bubble: 0 1px 2px rgba(15, 23, 42, 0.06);\n --csk-border: #ECEEF2;\n --csk-bg-app: #F6F7F9;\n `}function $(e,n){const t=e.match(/^#([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/);if(!t)return e;const r=e=>Math.max(0,Math.min(255,e)),s=r(parseInt(t[1],16)+n),o=r(parseInt(t[2],16)+n),a=r(parseInt(t[3],16)+n);return`#${s.toString(16).padStart(2,"0")}${o.toString(16).padStart(2,"0")}${a.toString(16).padStart(2,"0")}`}function N(e){document.querySelector("style[data-csk-sdk]")||(S=document.createElement("style"),S.setAttribute("data-csk-sdk",""),S.textContent=function(e){return`\n/* ChatbotSDK 样式 - csk- 命名空间 */\n.csk-root {\n ${A(e)}\n font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;\n font-size: 14px;\n line-height: 1.55;\n color: #1F2937;\n -webkit-font-smoothing: antialiased;\n -moz-osx-font-smoothing: grayscale;\n box-sizing: border-box;\n}\n.csk-root *, .csk-root *::before, .csk-root *::after { box-sizing: border-box; }\n\n/* ========== 悬浮按钮 ========== */\n.csk-launcher {\n position: fixed;\n bottom: 24px;\n z-index: 9998;\n width: 60px;\n height: 60px;\n border-radius: 50%;\n /* 白色背景,简洁克制 */\n background: #ffffff;\n display: flex;\n align-items: center;\n justify-content: center;\n cursor: pointer;\n color: #fff;\n user-select: none;\n overflow: hidden;\n /* 浅灰边框 */\n border: 2px solid #E5E7EB;\n /* 简洁柔和阴影 */\n box-shadow:\n 0 2px 8px rgba(0, 0, 0, 0.08),\n 0 4px 16px rgba(0, 0, 0, 0.06);\n transition:\n transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),\n box-shadow 0.25s ease,\n border-color 0.25s ease;\n animation:\n csk-launcher-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) both;\n}\n.csk-launcher--right { right: 24px; }\n.csk-launcher--left { left: 24px; }\n\n.csk-launcher:hover {\n transform: translateY(-3px) scale(1.08);\n border-color: #D1D5DB;\n box-shadow:\n 0 4px 12px rgba(0, 0, 0, 0.10),\n 0 8px 24px rgba(0, 0, 0, 0.08);\n}\n.csk-launcher:active { transform: scale(0.93); }\n.csk-launcher svg {\n width: 30px;\n height: 30px;\n position: relative;\n z-index: 1;\n filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.15));\n}\n.csk-launcher img {\n width: 100%;\n height: 100%;\n object-fit: cover;\n position: relative;\n z-index: 1;\n -webkit-user-drag: none;\n user-select: none;\n}\n\n@keyframes csk-launcher-in {\n 0% { opacity: 0; transform: scale(0.5) translateY(16px); }\n 60% { transform: scale(1.06) translateY(-2px); }\n 100% { opacity: 1; transform: scale(1) translateY(0); }\n}\n\n/* ========== 聊天弹窗 ========== */\n.csk-window {\n position: fixed;\n bottom: 24px;\n z-index: 9999;\n width: var(--csk-window-width);\n height: var(--csk-window-height);\n max-height: calc(100vh - 48px);\n background: #fff;\n border-radius: var(--csk-radius);\n box-shadow: var(--csk-shadow-window);\n display: flex;\n flex-direction: column;\n overflow: hidden;\n transform-origin: bottom right;\n transition: opacity 0.24s ease, transform 0.24s cubic-bezier(0.34, 1.2, 0.64, 1), visibility 0.24s;\n opacity: 1;\n transform: translateY(0) scale(1);\n visibility: visible;\n pointer-events: auto;\n}\n.csk-window--right { right: 24px; transform-origin: bottom right; }\n.csk-window--left { left: 24px; transform-origin: bottom left; }\n.csk-window--hidden {\n opacity: 0;\n transform: translateY(12px) scale(0.96);\n visibility: hidden;\n pointer-events: none;\n}\n\n/* ========== 水印层 ========== */\n.csk-watermark {\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n bottom: 0;\n pointer-events: none;\n user-select: none;\n z-index: 0;\n background-repeat: repeat;\n opacity: 0.8;\n}\n\n/* ========== 头部 ========== */\n.csk-header {\n display: flex;\n align-items: center;\n justify-content: space-between;\n padding: 12px 16px;\n min-height: 60px;\n background: var(--csk-bg-user);\n color: #fff;\n cursor: move;\n user-select: none;\n position: relative;\n flex-shrink: 0;\n}\n.csk-header::after {\n content: '';\n position: absolute;\n left: 0; right: 0; bottom: 0;\n height: 24px;\n background: linear-gradient(to bottom, rgba(0,0,0,0.04), transparent);\n pointer-events: none;\n}\n.csk-header__left {\n display: flex;\n align-items: center;\n gap: 12px;\n min-width: 0;\n}\n.csk-header__avatar {\n width: 38px;\n height: 38px;\n border-radius: 50%;\n background: rgba(255, 255, 255, 0.22);\n backdrop-filter: blur(4px);\n display: flex;\n align-items: center;\n justify-content: center;\n flex-shrink: 0;\n box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);\n}\n.csk-header__avatar svg { width: 22px; height: 22px; }\n.csk-header__info {\n display: flex;\n flex-direction: column;\n min-width: 0;\n}\n.csk-header__title {\n font-size: 15px;\n font-weight: 600;\n overflow: hidden;\n text-overflow: ellipsis;\n white-space: nowrap;\n letter-spacing: 0.2px;\n}\n.csk-header__status {\n display: inline-flex;\n align-items: center;\n gap: 5px;\n font-size: 11.5px;\n opacity: 0.9;\n margin-top: 2px;\n}\n.csk-status-dot {\n width: 7px;\n height: 7px;\n border-radius: 50%;\n background: #6EE7B7;\n box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.7);\n animation: csk-status-pulse 2s infinite;\n}\n@keyframes csk-status-pulse {\n 0% { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.7); }\n 70% { box-shadow: 0 0 0 6px rgba(110, 231, 183, 0); }\n 100% { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0); }\n}\n.csk-header__actions {\n display: flex;\n align-items: center;\n gap: 2px;\n flex-shrink: 0;\n}\n.csk-header__btn,\n.csk-history-btn {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 32px;\n height: 32px;\n border: none;\n background: transparent;\n color: #fff;\n cursor: pointer;\n border-radius: 8px;\n transition: background 0.15s, transform 0.15s;\n}\n.csk-header__btn:hover,\n.csk-history-btn:hover {\n background: rgba(255, 255, 255, 0.2);\n}\n.csk-header__btn:active,\n.csk-history-btn:active { transform: scale(0.92); }\n\n/* ========== 角色选择器 ========== */\n.csk-role-select-wrap {\n display: flex;\n align-items: center;\n flex-shrink: 0;\n margin: 0 4px;\n}\n.csk-role-select {\n appearance: none;\n -webkit-appearance: none;\n padding: 4px 24px 4px 10px;\n border: 1px solid rgba(255, 255, 255, 0.35);\n border-radius: 8px;\n background: rgba(255, 255, 255, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='white' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 6px center;\n color: #fff;\n font-size: 12px;\n font-family: inherit;\n cursor: pointer;\n outline: none;\n transition: background 0.15s, border-color 0.15s;\n max-width: 120px;\n text-overflow: ellipsis;\n white-space: nowrap;\n}\n.csk-role-select:hover {\n background-color: rgba(255, 255, 255, 0.25);\n border-color: rgba(255, 255, 255, 0.55);\n}\n.csk-role-select:focus {\n border-color: rgba(255, 255, 255, 0.7);\n box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);\n}\n.csk-role-select option {\n color: #1F2937;\n background: #fff;\n}\n\n/* ========== 消息区 ========== */\n.csk-messages {\n flex: 1;\n overflow-y: auto;\n padding: 20px 16px 12px;\n background: var(--csk-bg-app);\n scroll-behavior: smooth;\n}\n.csk-messages::-webkit-scrollbar { width: 6px; }\n.csk-messages::-webkit-scrollbar-track { background: transparent; }\n.csk-messages::-webkit-scrollbar-thumb {\n background: #D8DCE3;\n border-radius: 3px;\n}\n.csk-messages::-webkit-scrollbar-thumb:hover { background: #C2C7D0; }\n\n/* 离线提示横幅 */\n.csk-offline-banner {\n display: flex;\n align-items: center;\n justify-content: center;\n gap: 6px;\n padding: 8px 12px;\n margin: 0 0 8px 0;\n border-radius: 8px;\n font-size: 12px;\n line-height: 1.5;\n background: #FEF2F2;\n color: #991B1B;\n border: 1px solid #FECACA;\n}\n.csk-dark .csk-offline-banner {\n background: #450A0A;\n color: #FCA5A5;\n border-color: #7F1D1D;\n}\n\n/* 欢迎空状态 */\n.csk-welcome {\n display: flex;\n flex-direction: column;\n align-items: center;\n justify-content: center;\n text-align: center;\n padding: 48px 24px 32px;\n color: #6B7280;\n animation: csk-fade-in 0.3s ease;\n}\n.csk-welcome__avatar {\n width: 56px;\n height: 56px;\n border-radius: 50%;\n background: var(--csk-bg-user);\n color: #fff;\n display: flex;\n align-items: center;\n justify-content: center;\n margin-bottom: 14px;\n box-shadow: 0 6px 18px rgba(var(--csk-primary-rgb), 0.3);\n}\n.csk-welcome__avatar svg { width: 30px; height: 30px; }\n.csk-welcome__title {\n font-size: 15px;\n font-weight: 600;\n color: #1F2937;\n margin-bottom: 4px;\n}\n.csk-welcome__desc {\n font-size: 13px;\n color: #9CA3AF;\n line-height: 1.6;\n}\n\n/* 消息气泡 */\n.csk-msg {\n display: flex;\n margin-bottom: 12px;\n max-width: 100%;\n word-break: break-word;\n animation: csk-msg-in 0.28s cubic-bezier(0.22, 1, 0.36, 1);\n}\n.csk-msg--user {\n flex-direction: row-reverse;\n align-items: flex-end;\n}\n.csk-msg--ai {\n flex-direction: row;\n align-items: flex-start;\n}\n.csk-msg__avatar {\n width: 30px;\n height: 30px;\n border-radius: 50%;\n display: flex;\n align-items: center;\n justify-content: center;\n flex-shrink: 0;\n margin: 0 8px;\n box-shadow: var(--csk-shadow-bubble);\n}\n.csk-msg__avatar svg { width: 18px; height: 18px; }\n.csk-msg__avatar--ai {\n background: #fff;\n color: var(--csk-primary);\n border: 1px solid var(--csk-border);\n}\n.csk-msg__avatar--user {\n background: var(--csk-bg-user);\n color: #fff;\n}\n.csk-msg__content {\n display: flex;\n flex-direction: column;\n min-width: 0;\n max-width: calc(100% - 46px);\n}\n.csk-msg--user .csk-msg__content { align-items: flex-end; }\n.csk-msg--ai .csk-msg__content { align-items: flex-start; }\n.csk-msg__bubble {\n padding: 10px 14px;\n border-radius: 16px;\n font-size: 14px;\n line-height: 1.6;\n box-shadow: var(--csk-shadow-bubble);\n}\n.csk-msg--user .csk-msg__bubble {\n background: var(--csk-bg-user);\n color: var(--csk-text-user);\n border-radius: 16px 16px 4px 16px;\n}\n.csk-msg--ai .csk-msg__bubble {\n background: var(--csk-bg-ai);\n color: var(--csk-text-ai);\n border-radius: 16px 16px 16px 4px;\n border: 1px solid var(--csk-border);\n}\n.csk-msg__time {\n font-size: 11px;\n color: #9CA3AF;\n margin-top: 3px;\n padding: 0 4px;\n}\n\n/* 元信息行:时间戳居左,操作按钮居右,共用一行 */\n.csk-msg__meta {\n display: flex;\n justify-content: space-between;\n align-items: center;\n margin-top: 3px;\n width: 100%;\n}\n.csk-msg__meta .csk-msg__time { margin-top: 0; }\n\n@keyframes csk-msg-in {\n from { opacity: 0; transform: translateY(8px); }\n to { opacity: 1; transform: translateY(0); }\n}\n@keyframes csk-fade-in {\n from { opacity: 0; }\n to { opacity: 1; }\n}\n\n/* ========== Loading 动画 ========== */\n.csk-loading {\n display: flex;\n align-items: center;\n margin-bottom: 12px;\n animation: csk-msg-in 0.28s ease;\n}\n.csk-loading__avatar {\n width: 30px;\n height: 30px;\n border-radius: 50%;\n background: #fff;\n color: var(--csk-primary);\n border: 1px solid var(--csk-border);\n display: flex;\n align-items: center;\n justify-content: center;\n flex-shrink: 0;\n margin: 0 8px;\n box-shadow: var(--csk-shadow-bubble);\n}\n.csk-loading__avatar svg { width: 18px; height: 18px; }\n.csk-loading__bubble {\n background: #fff;\n border: 1px solid var(--csk-border);\n border-radius: 16px 16px 16px 4px;\n padding: 12px 16px;\n display: flex;\n align-items: center;\n gap: 5px;\n}\n.csk-loading__dot {\n width: 7px;\n height: 7px;\n border-radius: 50%;\n background: #B4B9C2;\n animation: csk-bounce 1.4s ease-in-out infinite both;\n}\n.csk-loading__dot:nth-child(1) { animation-delay: 0s; }\n.csk-loading__dot:nth-child(2) { animation-delay: 0.16s; }\n.csk-loading__dot:nth-child(3) { animation-delay: 0.32s; }\n\n@keyframes csk-bounce {\n 0%, 80%, 100% { transform: scale(0.6); opacity: 0.6; }\n 40% { transform: scale(1); opacity: 1; }\n}\n\n/* ========== 输入区 ========== */\n.csk-input-area {\n padding: 10px 12px 14px;\n background: #fff;\n border-top: 1px solid var(--csk-border);\n flex-shrink: 0;\n}\n.csk-input-wrap {\n display: flex;\n align-items: flex-end;\n gap: 8px;\n background: var(--csk-bg-app);\n border: 1px solid var(--csk-border);\n border-radius: 14px;\n padding: 6px 6px 6px 14px;\n transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;\n}\n.csk-input-wrap--focus {\n border-color: var(--csk-primary);\n background: #fff;\n box-shadow: 0 0 0 3px rgba(var(--csk-primary-rgb), 0.12);\n}\n.csk-input {\n flex: 1;\n border: none;\n background: transparent;\n padding: 8px 0;\n font-size: 14px;\n outline: none;\n font-family: inherit;\n resize: none;\n min-height: 22px;\n max-height: 120px;\n line-height: 1.5;\n color: #1F2937;\n}\n.csk-input::placeholder { color: #9CA3AF; }\n.csk-root .csk-input:focus-visible { outline: none; }\n.csk-send-btn {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 36px;\n height: 36px;\n min-width: 36px;\n border: none;\n border-radius: 10px;\n background: var(--csk-bg-user);\n color: #fff;\n cursor: pointer;\n transition: transform 0.18s, box-shadow 0.18s, opacity 0.18s;\n box-shadow: 0 3px 10px rgba(var(--csk-primary-rgb), 0.3);\n}\n.csk-send-btn:hover:not(:disabled) {\n transform: translateY(-1px);\n box-shadow: 0 5px 14px rgba(var(--csk-primary-rgb), 0.4);\n}\n.csk-send-btn:active:not(:disabled) { transform: scale(0.92); }\n.csk-send-btn:disabled {\n background: #D1D5DB;\n box-shadow: none;\n cursor: not-allowed;\n opacity: 0.7;\n}\n.csk-send-btn svg { width: 18px; height: 18px; }\n\n/* ========== 保密声明脚注 ========== */\n.csk-disclaimer {\n margin-top: 8px;\n padding: 6px 8px 4px;\n font-size: 10px;\n color: #9CA3AF;\n line-height: 1.5;\n user-select: none;\n}\n.csk-disclaimer__title {\n font-weight: 600;\n margin-bottom: 2px;\n color: #9CA3AF;\n}\n.csk-dark .csk-disclaimer { color: #6B7280; }\n.csk-dark .csk-disclaimer__title { color: #6B7280; }\n\n/* ========== 新对话按钮 ========== */\n.csk-clear-btn {\n display: inline-flex;\n align-items: center;\n gap: 5px;\n padding: 5px 12px;\n border: 1px solid var(--csk-border);\n border-radius: 999px;\n background: #fff;\n color: #6B7280;\n font-size: 12px;\n cursor: pointer;\n margin: 0 auto 8px;\n transition: all 0.15s;\n font-family: inherit;\n}\n.csk-clear-btn:hover {\n background: #FEF2F2;\n border-color: #FCA5A5;\n color: #DC2626;\n}\n\n/* ========== P1: 知识库分类下拉 ========== */\n.csk-category-bar {\n display: flex;\n align-items: center;\n padding: 8px 12px;\n border-top: 1px solid var(--csk-border);\n background: #FBFBFC;\n gap: 8px;\n flex-shrink: 0;\n}\n.csk-category-bar__label {\n font-size: 13px;\n white-space: nowrap;\n}\n.csk-category-select {\n flex: 1;\n padding: 6px 28px 6px 10px;\n border: 1px solid var(--csk-border);\n border-radius: 8px;\n font-size: 12.5px;\n color: #374151;\n background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat right 9px center;\n appearance: none;\n -webkit-appearance: none;\n outline: none;\n cursor: pointer;\n font-family: inherit;\n transition: border-color 0.2s, box-shadow 0.2s;\n max-width: 220px;\n}\n.csk-category-select:focus {\n border-color: var(--csk-primary);\n box-shadow: 0 0 0 3px rgba(var(--csk-primary-rgb), 0.12);\n}\n\n/* ========== P1: RAG 引用来源卡片 ========== */\n.csk-sources {\n margin-top: 6px;\n border: 1px solid var(--csk-border);\n border-radius: 12px;\n overflow: hidden;\n font-size: 12px;\n max-width: 100%;\n background: #FAFBFC;\n}\n.csk-sources__header {\n display: flex;\n align-items: center;\n justify-content: space-between;\n padding: 6px 10px;\n background: #F3F4F7;\n cursor: pointer;\n user-select: none;\n transition: background 0.15s;\n}\n.csk-sources__header:hover { background: #ECEEF2; }\n.csk-sources__title {\n display: flex;\n align-items: center;\n gap: 5px;\n font-weight: 500;\n color: #374151;\n}\n.csk-sources__arrow {\n transition: transform 0.2s;\n color: #9CA3AF;\n font-size: 10px;\n}\n.csk-sources--collapsed .csk-sources__arrow { transform: rotate(-90deg); }\n.csk-sources__body {\n border-top: 1px solid var(--csk-border);\n padding: 0;\n}\n.csk-sources--collapsed .csk-sources__body { display: none; }\n.csk-source-item {\n padding: 6px 10px;\n border-bottom: 1px solid #F0F1F4;\n transition: background 0.15s;\n}\n.csk-source-item:last-child { border-bottom: none; }\n.csk-source-item:hover { background: #fff; }\n.csk-source-item__name {\n font-weight: 500;\n color: #1F2937;\n margin-bottom: 2px;\n}\n.csk-source-item__snippet {\n color: #6B7280;\n line-height: 1.5;\n overflow: hidden;\n text-overflow: ellipsis;\n display: -webkit-box;\n -webkit-line-clamp: 2;\n -webkit-box-orient: vertical;\n}\n.csk-source-item__meta {\n font-size: 11px;\n color: #9CA3AF;\n margin-top: 2px;\n}\n\n/* ========== P1: Markdown 渲染样式 ========== */\n.csk-msg--ai .csk-msg__bubble .csk-md-p { margin: 0 0 8px; }\n.csk-msg--ai .csk-msg__bubble .csk-md-p:last-child { margin-bottom: 0; }\n.csk-msg--ai .csk-msg__bubble .csk-md-h1,\n.csk-msg--ai .csk-msg__bubble .csk-md-h2,\n.csk-msg--ai .csk-msg__bubble .csk-md-h3,\n.csk-msg--ai .csk-msg__bubble .csk-md-h4,\n.csk-msg--ai .csk-msg__bubble .csk-md-h5,\n.csk-msg--ai .csk-msg__bubble .csk-md-h6 {\n margin: 14px 0 6px;\n font-weight: 600;\n line-height: 1.3;\n color: #111827;\n}\n.csk-msg--ai .csk-msg__bubble .csk-md-h1 { font-size: 20px; }\n.csk-msg--ai .csk-msg__bubble .csk-md-h2 { font-size: 17px; }\n.csk-msg--ai .csk-msg__bubble .csk-md-h3 { font-size: 15px; }\n.csk-msg--ai .csk-msg__bubble .csk-md-h4 { font-size: 14px; }\n\n.csk-md-code-block {\n position: relative;\n background: #1E293B;\n color: #E2E8F0;\n padding: 12px 14px;\n border-radius: 10px;\n overflow-x: auto;\n margin: 8px 0;\n font-size: 13px;\n line-height: 1.55;\n font-family: 'SF Mono', 'Consolas', 'Menlo', 'Monaco', monospace;\n}\n.csk-md-code-block code {\n background: none;\n padding: 0;\n border-radius: 0;\n font-size: inherit;\n color: inherit;\n}\n.csk-md-inline-code {\n background: rgba(var(--csk-primary-rgb), 0.1);\n color: var(--csk-primary);\n padding: 1px 6px;\n border-radius: 5px;\n font-size: 13px;\n font-family: 'SF Mono', 'Consolas', 'Menlo', 'Monaco', monospace;\n}\n.csk-msg--ai .csk-msg__bubble .csk-md-ul,\n.csk-msg--ai .csk-msg__bubble .csk-md-ol {\n padding-left: 22px;\n margin: 6px 0;\n}\n.csk-msg--ai .csk-msg__bubble .csk-md-ul li,\n.csk-msg--ai .csk-msg__bubble .csk-md-ol li { margin-bottom: 4px; }\n.csk-md-blockquote {\n border-left: 3px solid var(--csk-primary);\n padding: 2px 12px;\n margin: 8px 0;\n color: #6B7280;\n background: rgba(var(--csk-primary-rgb), 0.05);\n border-radius: 0 6px 6px 0;\n}\n.csk-md-link {\n color: var(--csk-primary);\n text-decoration: none;\n border-bottom: 1px solid rgba(var(--csk-primary-rgb), 0.3);\n transition: border-color 0.15s;\n}\n.csk-md-link:hover { border-bottom-color: var(--csk-primary); }\n.csk-md-hr {\n border: none;\n border-top: 1px solid var(--csk-border);\n margin: 12px 0;\n}\n.csk-md-table-wrap {\n max-width: 100%;\n overflow-x: auto;\n margin: 10px 0;\n border: 1px solid var(--csk-border);\n border-radius: 8px;\n}\n.csk-md-table {\n width: 100%;\n min-width: 360px;\n border-collapse: collapse;\n font-size: 12.5px;\n line-height: 1.5;\n}\n.csk-md-table th,\n.csk-md-table td {\n padding: 7px 9px;\n border-right: 1px solid var(--csk-border);\n border-bottom: 1px solid var(--csk-border);\n text-align: left;\n vertical-align: top;\n}\n.csk-md-table th:last-child,\n.csk-md-table td:last-child { border-right: none; }\n.csk-md-table tbody tr:last-child td { border-bottom: none; }\n.csk-md-table th {\n background: rgba(var(--csk-primary-rgb), 0.07);\n color: #374151;\n font-weight: 600;\n}\n.csk-md-table tbody tr:nth-child(even) {\n background: rgba(148, 163, 184, 0.06);\n}\n.csk-md-table .csk-md-align-left { text-align: left; }\n.csk-md-table .csk-md-align-center { text-align: center; }\n.csk-md-table .csk-md-align-right { text-align: right; }\n\n/* ========== P2: 会话管理面板 ========== */\n.csk-history-panel {\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n bottom: 0;\n background: #fff;\n z-index: 10;\n display: flex;\n flex-direction: column;\n overflow: hidden;\n animation: csk-slide-in 0.24s ease;\n}\n.csk-history-panel--hidden { display: none; }\n@keyframes csk-slide-in {\n from { transform: translateX(100%); opacity: 0.4; }\n to { transform: translateX(0); opacity: 1; }\n}\n.csk-history-panel__header {\n display: flex;\n align-items: center;\n justify-content: space-between;\n padding: 14px 16px;\n border-bottom: 1px solid var(--csk-border);\n background: var(--csk-bg-app);\n flex-shrink: 0;\n}\n.csk-history-panel__title {\n font-size: 14px;\n font-weight: 600;\n color: #1F2937;\n}\n.csk-history-panel__back {\n display: flex;\n align-items: center;\n gap: 4px;\n padding: 5px 12px;\n border: 1px solid var(--csk-border);\n border-radius: 8px;\n background: #fff;\n color: #374151;\n font-size: 12px;\n cursor: pointer;\n transition: all 0.15s;\n font-family: inherit;\n}\n.csk-history-panel__back:hover { background: #F3F4F6; }\n.csk-history-panel__list {\n flex: 1;\n overflow-y: auto;\n padding: 10px;\n}\n.csk-history-panel__list::-webkit-scrollbar { width: 5px; }\n.csk-history-panel__list::-webkit-scrollbar-thumb { background: #E5E7EB; border-radius: 2px; }\n.csk-history-item {\n display: flex;\n align-items: center;\n justify-content: space-between;\n padding: 11px 12px;\n border-radius: 10px;\n cursor: pointer;\n transition: background 0.15s;\n margin-bottom: 5px;\n border: 1px solid transparent;\n}\n.csk-history-item:hover { background: #F3F4F6; }\n.csk-history-item--active {\n background: rgba(var(--csk-primary-rgb), 0.08);\n border-color: rgba(var(--csk-primary-rgb), 0.2);\n}\n.csk-history-item--active:hover { background: rgba(var(--csk-primary-rgb), 0.12); }\n.csk-history-item__info { flex: 1; min-width: 0; }\n.csk-history-item__id {\n font-size: 13px;\n font-weight: 500;\n color: #1F2937;\n overflow: hidden;\n text-overflow: ellipsis;\n white-space: nowrap;\n}\n.csk-history-item__meta {\n font-size: 11px;\n color: #9CA3AF;\n margin-top: 3px;\n}\n.csk-history-item__actions {\n display: flex;\n gap: 4px;\n margin-left: 8px;\n opacity: 0;\n transition: opacity 0.15s;\n}\n.csk-history-item:hover .csk-history-item__actions { opacity: 1; }\n.csk-history-action {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 28px;\n height: 28px;\n border: none;\n border-radius: 7px;\n cursor: pointer;\n font-size: 12px;\n transition: all 0.15s;\n}\n.csk-history-action--export { background: #EFF6FF; color: #2563EB; }\n.csk-history-action--export:hover { background: #DBEAFE; }\n.csk-history-action--delete { background: #FEF2F2; color: #DC2626; }\n.csk-history-action--delete:hover { background: #FEE2E2; }\n.csk-history-panel__empty {\n display: flex;\n flex-direction: column;\n align-items: center;\n justify-content: center;\n padding: 48px 20px;\n color: #9CA3AF;\n font-size: 13px;\n text-align: center;\n}\n.csk-history-panel__empty-icon {\n font-size: 34px;\n margin-bottom: 10px;\n opacity: 0.5;\n}\n.csk-history-panel__loading {\n display: flex;\n align-items: center;\n justify-content: center;\n padding: 24px;\n color: #9CA3AF;\n font-size: 13px;\n}\n\n/* ========== 快捷问题芯片 ========== */\n.csk-quick-replies {\n display: flex;\n flex-wrap: wrap;\n gap: 8px;\n justify-content: center;\n margin-top: 18px;\n max-width: 320px;\n}\n.csk-quick-reply {\n border: 1px solid var(--csk-border);\n background: #fff;\n color: #374151;\n font-size: 12.5px;\n padding: 7px 13px;\n border-radius: 999px;\n cursor: pointer;\n font-family: inherit;\n line-height: 1.3;\n transition: all 0.18s ease;\n max-width: 100%;\n}\n.csk-quick-reply:hover {\n border-color: var(--csk-primary);\n color: var(--csk-primary);\n background: rgba(var(--csk-primary-rgb), 0.06);\n transform: translateY(-1px);\n}\n.csk-quick-reply:active { transform: scale(0.96); }\n\n/* ========== 推荐问题(suggest-message-list) ========== */\n.csk-suggestions {\n margin-top: 6px;\n padding: 4px 0 0 0;\n}\n.csk-suggestions__list {\n display: flex;\n flex-wrap: wrap;\n gap: 4px;\n}\n.csk-suggestion-item {\n border: 1px solid var(--csk-border);\n background: #fff;\n color: #374151;\n font-size: 12px;\n padding: 4px 10px;\n border-radius: 999px;\n cursor: pointer;\n font-family: inherit;\n line-height: 1.3;\n transition: all 0.18s ease;\n max-width: 100%;\n text-align: left;\n}\n.csk-suggestion-item:hover {\n border-color: var(--csk-primary);\n color: var(--csk-primary);\n background: rgba(var(--csk-primary-rgb), 0.06);\n transform: translateY(-1px);\n}\n.csk-suggestion-item:active { transform: scale(0.96); }\n\n/* ========== AI 消息操作条 ========== */\n.csk-msg__actions {\n display: flex;\n gap: 2px;\n padding: 0 2px;\n opacity: 0;\n transition: opacity 0.15s ease;\n}\n.csk-msg--ai:hover .csk-msg__actions { opacity: 1; }\n.csk-msg--streaming .csk-msg__actions { display: none; }\n.csk-action-btn {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 26px;\n height: 26px;\n border: none;\n background: transparent;\n color: #9CA3AF;\n border-radius: 6px;\n cursor: pointer;\n transition: all 0.15s ease;\n}\n.csk-action-btn:hover {\n background: #F3F4F6;\n color: #374151;\n}\n.csk-action-btn--done { color: #10B981; }\n.csk-action-btn:active { transform: scale(0.9); }\n\n/* ========== 流式打字光标 ========== */\n.csk-caret {\n display: inline-block;\n width: 7px;\n height: 15px;\n margin-left: 2px;\n vertical-align: text-bottom;\n background: var(--csk-primary);\n border-radius: 1px;\n animation: csk-caret-blink 1s step-end infinite;\n}\n@keyframes csk-caret-blink {\n 0%, 50% { opacity: 1; }\n 51%, 100% { opacity: 0; }\n}\n\n/* ========== 代码块复制按钮 ========== */\n.csk-md-code-copy {\n position: absolute;\n top: 8px;\n right: 8px;\n display: flex;\n align-items: center;\n justify-content: center;\n width: 26px;\n height: 26px;\n border: none;\n background: rgba(255, 255, 255, 0.12);\n color: #CBD5E1;\n border-radius: 6px;\n cursor: pointer;\n opacity: 0;\n transition: all 0.15s ease;\n}\n.csk-md-code-block:hover .csk-md-code-copy { opacity: 1; }\n.csk-md-code-copy:hover { background: rgba(255, 255, 255, 0.22); color: #fff; }\n.csk-md-code-copy:active { transform: scale(0.9); }\n\n/* ========== 新消息提示按钮 ========== */\n.csk-newmsg {\n position: absolute;\n bottom: 82px;\n left: 50%;\n transform: translateX(-50%);\n z-index: 5;\n display: inline-flex;\n align-items: center;\n gap: 5px;\n padding: 7px 14px;\n border: none;\n background: var(--csk-primary);\n color: #fff;\n font-size: 12px;\n font-family: inherit;\n border-radius: 999px;\n cursor: pointer;\n box-shadow: 0 4px 14px rgba(var(--csk-primary-rgb), 0.38);\n transition: transform 0.2s ease, box-shadow 0.2s ease;\n animation: csk-msg-in 0.25s ease;\n white-space: nowrap;\n}\n.csk-newmsg:hover { transform: translateX(-50%) translateY(-1px); box-shadow: 0 6px 18px rgba(var(--csk-primary-rgb), 0.48); }\n.csk-newmsg:active { transform: translateX(-50%) scale(0.95); }\n.csk-newmsg--hidden { display: none; }\n\n/* ========== 发送按钮停止态 ========== */\n.csk-send-btn--stop {\n background: #EF4444 !important;\n box-shadow: 0 3px 10px rgba(239, 68, 68, 0.35) !important;\n}\n.csk-send-btn--stop:hover:not(:disabled) {\n box-shadow: 0 5px 14px rgba(239, 68, 68, 0.45) !important;\n}\n\n/* ========== 窗口缩放拖拽手柄 ========== */\n.csk-resize-handle {\n position: absolute;\n right: 4px;\n bottom: 4px;\n width: 20px;\n height: 20px;\n display: flex;\n align-items: flex-end;\n justify-content: flex-end;\n cursor: nwse-resize;\n z-index: 5;\n user-select: none;\n -webkit-user-select: none;\n /* 圆形半透明背景,与整体圆润风格一致 */\n border-radius: 50%;\n background: transparent;\n transition: background 0.2s ease;\n}\n.csk-resize-handle:hover {\n background: rgba(var(--csk-primary-rgb), 0.08);\n}\n\n/* 三斜线抓手 — 纯 CSS 绘制,用两条间距微调的线,视觉上是三条 */\n.csk-resize-grip {\n display: block;\n width: 10px;\n height: 10px;\n background:\n linear-gradient(135deg,\n transparent 0%, transparent 38%,\n #C8CCD2 38%, #C8CCD2 42%,\n transparent 42%, transparent 54%,\n #C8CCD2 54%, #C8CCD2 58%,\n transparent 58%, transparent 70%,\n #C8CCD2 70%, #C8CCD2 74%,\n transparent 74%\n );\n transition: background 0.2s ease;\n border-radius: 2px;\n}\n/* hover 时线条变为主色 */\n.csk-resize-handle:hover .csk-resize-grip {\n background:\n linear-gradient(135deg,\n transparent 0%, transparent 38%,\n var(--csk-primary) 38%, var(--csk-primary) 42%,\n transparent 42%, transparent 54%,\n var(--csk-primary) 54%, var(--csk-primary) 58%,\n transparent 58%, transparent 70%,\n var(--csk-primary) 70%, var(--csk-primary) 74%,\n transparent 74%\n );\n}\n\n/* 暗色模式 */\n.csk-dark .csk-resize-grip {\n background:\n linear-gradient(135deg,\n transparent 0%, transparent 38%,\n #5B6070 38%, #5B6070 42%,\n transparent 42%, transparent 54%,\n #5B6070 54%, #5B6070 58%,\n transparent 58%, transparent 70%,\n #5B6070 70%, #5B6070 74%,\n transparent 74%\n );\n}\n.csk-dark .csk-resize-handle:hover .csk-resize-grip {\n background:\n linear-gradient(135deg,\n transparent 0%, transparent 38%,\n var(--csk-primary-light) 38%, var(--csk-primary-light) 42%,\n transparent 42%, transparent 54%,\n var(--csk-primary-light) 54%, var(--csk-primary-light) 58%,\n transparent 58%, transparent 70%,\n var(--csk-primary-light) 70%, var(--csk-primary-light) 74%,\n transparent 74%\n );\n}\n\n/* 缩放拖拽中:禁用过渡动画 + 全局光标 */\n.csk-window--resizing {\n transition: none !important;\n user-select: none;\n}\n.csk-window--resizing * { cursor: nwse-resize !important; }\n\n/* ========== 暗色模式 ========== */\n.csk-root.csk-dark {\n --csk-bg-ai: #1E1E2E;\n --csk-text-ai: #E2E8F0;\n --csk-border: #3B3B52;\n --csk-bg-app: #141421;\n color: #E2E8F0;\n}\n.csk-dark .csk-window {\n background: #1A1A2E;\n box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);\n}\n.csk-dark .csk-watermark {\n opacity: 1;\n}\n.csk-dark .csk-header::after { background: linear-gradient(to bottom, rgba(0,0,0,0.12), transparent); }\n.csk-dark .csk-msg__avatar--ai {\n background: var(--csk-bg-ai);\n color: var(--csk-primary);\n border-color: var(--csk-border);\n}\n.csk-dark .csk-input-area { background: #1A1A2E; border-top-color: var(--csk-border); }\n.csk-dark .csk-input-wrap { background: var(--csk-bg-app); border-color: var(--csk-border); }\n.csk-dark .csk-input-wrap--focus { background: #1A1A2E; border-color: var(--csk-primary); }\n.csk-dark .csk-input { color: #E2E8F0; }\n.csk-dark .csk-loading__avatar { background: var(--csk-bg-ai); border-color: var(--csk-border); }\n.csk-dark .csk-loading__bubble { background: var(--csk-bg-ai); border-color: var(--csk-border); }\n.csk-dark .csk-loading__dot { background: #6B7280; }\n.csk-dark .csk-category-bar { background: #1A1A2E; border-top-color: var(--csk-border); }\n.csk-dark .csk-category-select { background-color: var(--csk-bg-app); border-color: var(--csk-border); color: #E2E8F0; }\n.csk-dark .csk-sources { background: #1E1E2E; border-color: var(--csk-border); }\n.csk-dark .csk-sources__header { background: #25253A; }\n.csk-dark .csk-sources__header:hover { background: #2D2D48; }\n.csk-dark .csk-source-item:hover { background: var(--csk-bg-ai); }\n.csk-dark .csk-source-item__name { color: #E2E8F0; }\n.csk-dark .csk-source-item__meta { color: #6B7280; }\n.csk-dark .csk-history-panel { background: #1A1A2E; }\n.csk-dark .csk-history-panel__header { background: var(--csk-bg-app); border-bottom-color: var(--csk-border); }\n.csk-dark .csk-history-panel__back { background: var(--csk-bg-app); border-color: var(--csk-border); color: #E2E8F0; }\n.csk-dark .csk-history-panel__back:hover { background: #2D2D48; }\n.csk-dark .csk-history-item:hover { background: #25253A; }\n.csk-dark .csk-history-item__id { color: #E2E8F0; }\n.csk-dark .csk-history-item__meta { color: #6B7280; }\n.csk-dark .csk-history-item--active { background: rgba(var(--csk-primary-rgb), 0.15); }\n.csk-dark .csk-history-item--active:hover { background: rgba(var(--csk-primary-rgb), 0.22); }\n.csk-dark .csk-action-btn:hover { background: #2D2D48; color: #E2E8F0; }\n.csk-dark .csk-clear-btn { background: var(--csk-bg-app); border-color: var(--csk-border); color: #9CA3AF; }\n.csk-dark .csk-clear-btn:hover { background: #3B1A1A; border-color: #7F1D1D; color: #FCA5A5; }\n.csk-dark .csk-md-code-block { background: #0F0F1A; }\n.csk-dark .csk-md-blockquote { background: rgba(var(--csk-primary-rgb), 0.08); }\n.csk-dark .csk-md-link { color: var(--csk-primary-light); }\n.csk-dark .csk-md-table th { background: rgba(var(--csk-primary-rgb), 0.14); color: #E2E8F0; }\n.csk-dark .csk-md-table tbody tr:nth-child(even) { background: rgba(148, 163, 184, 0.05); }\n.csk-dark .csk-msg--ai .csk-msg__bubble { background: var(--csk-bg-ai); color: var(--csk-text-ai); border-color: var(--csk-border); }\n.csk-dark .csk-welcome__title { color: #E2E8F0; }\n.csk-dark .csk-welcome__desc { color: #6B7280; }\n.csk-dark .csk-quick-reply { background: var(--csk-bg-app); border-color: var(--csk-border); color: #CBD5E1; }\n.csk-dark .csk-quick-reply:hover { background: rgba(var(--csk-primary-rgb), 0.12); border-color: var(--csk-primary); color: var(--csk-primary-light); }\n.csk-dark .csk-suggestion-item { background: var(--csk-bg-app); border-color: var(--csk-border); color: #CBD5E1; }\n.csk-dark .csk-suggestion-item:hover { background: rgba(var(--csk-primary-rgb), 0.12); border-color: var(--csk-primary); color: var(--csk-primary-light); }\n.csk-dark .csk-teaser { background: #2D2D48; color: #E2E8F0; box-shadow: 0 4px 20px rgba(0,0,0,0.35); }\n.csk-dark .csk-teaser::after { border-top-color: #2D2D48; }\n.csk-dark .csk-teaser__close { color: #6B7280; }\n.csk-dark .csk-teaser__close:hover { color: #9CA3AF; }\n.csk-dark .csk-feedback-btn { background: rgba(var(--csk-primary-rgb), 0.1); color: #9CA3AF; }\n.csk-dark .csk-feedback-btn:hover { background: rgba(var(--csk-primary-rgb), 0.2); color: var(--csk-primary-light); }\n.csk-dark .csk-feedback-btn--active { background: rgba(var(--csk-primary-rgb), 0.28); color: var(--csk-primary-light); }\n.csk-dark .csk-history-panel__search-wrap { background: var(--csk-bg-app); border-color: var(--csk-border); }\n.csk-dark .csk-history-panel__search-wrap:focus-within { border-color: var(--csk-primary); }\n.csk-dark .csk-history-panel__search { color: #E2E8F0; }\n.csk-dark .csk-launcher__badge { box-shadow: 0 0 0 2px #1A1A2E; }\n.csk-dark .csk-welcome__avatar { box-shadow: 0 6px 18px rgba(var(--csk-primary-rgb), 0.25); }\n.csk-dark .csk-header__avatar { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15); background: rgba(255, 255, 255, 0.1); }\n.csk-dark .csk-role-select option {\n background: #1A1A2E;\n color: #E2E8F0;\n}\n\n/* Launcher 拖拽态:微放大 + 阴影加深 */\n.csk-launcher--dragging {\n cursor: grabbing !important;\n transform: scale(1.1) !important;\n box-shadow:\n 0 4px 12px rgba(0, 0, 0, 0.14),\n 0 12px 32px rgba(0, 0, 0, 0.18),\n 0 14px 40px rgba(236, 72, 153, 0.36),\n 0 0 56px rgba(236, 72, 153, 0.18) !important;\n}\n/* 拖拽中隐藏未读徽章 */\n.csk-launcher--dragging .csk-launcher__badge { display: none !important; }\n/* 吸附过渡动画(释放时的缓动) */\n.csk-launcher--snap {\n transition: left 0.3s ease-out, right 0.3s ease-out, bottom 0.3s ease-out !important;\n}\n\n/* ========== Launcher 未读徽章 ========== */\n.csk-launcher__badge {\n position: absolute;\n top: -2px;\n right: -2px;\n width: 16px;\n height: 16px;\n border-radius: 50%;\n background: #EF4444;\n border: 2px solid #fff;\n box-shadow: 0 0 0 2px #fff;\n animation: csk-badge-in 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);\n pointer-events: none;\n}\n.csk-launcher__badge--hidden { display: none; }\n@keyframes csk-badge-in {\n from { transform: scale(0); }\n to { transform: scale(1); }\n}\n\n/* ========== Launcher 提示气泡 ========== */\n.csk-teaser {\n position: fixed;\n bottom: 90px;\n z-index: 9997;\n max-width: 240px;\n padding: 10px 14px;\n background: #fff;\n color: #1F2937;\n font-size: 13px;\n line-height: 1.5;\n border-radius: 12px;\n box-shadow: 0 4px 20px rgba(15, 23, 42, 0.15);\n animation: csk-teaser-in 0.35s cubic-bezier(0.22, 1, 0.36, 1);\n cursor: pointer;\n user-select: none;\n}\n.csk-teaser--right { right: 24px; }\n.csk-teaser--left { left: 24px; }\n.csk-teaser::after {\n content: '';\n position: absolute;\n bottom: -6px;\n right: 28px;\n width: 12px;\n height: 12px;\n background: inherit;\n border-radius: 2px;\n transform: rotate(45deg);\n box-shadow: 2px 2px 4px rgba(15, 23, 42, 0.08);\n}\n.csk-teaser--left::after { right: auto; left: 28px; }\n.csk-teaser__close {\n position: absolute;\n top: 4px;\n right: 6px;\n background: none;\n border: none;\n font-size: 16px;\n color: #9CA3AF;\n cursor: pointer;\n padding: 2px 4px;\n line-height: 1;\n border-radius: 4px;\n}\n.csk-teaser__close:hover { color: #374151; }\n.csk-teaser--hidden { display: none; }\n@keyframes csk-teaser-in {\n from { opacity: 0; transform: translateY(8px) scale(0.95); }\n to { opacity: 1; transform: translateY(0) scale(1); }\n}\n\n/* ========== 消息反馈按钮(👍 / 👎) ========== */\n.csk-feedback-btn {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 26px;\n height: 26px;\n border: none;\n background: rgba(var(--csk-primary-rgb), 0.08);\n color: #9CA3AF;\n border-radius: 6px;\n cursor: pointer;\n transition: all 0.15s ease;\n padding: 0;\n}\n.csk-feedback-btn:hover { background: rgba(var(--csk-primary-rgb), 0.18); color: var(--csk-primary); }\n.csk-feedback-btn--active {\n background: rgba(var(--csk-primary-rgb), 0.28);\n color: var(--csk-primary);\n}\n.csk-feedback-btn--active.down { background: #FEF2F2; color: #EF4444; }\n.csk-feedback-btn:active { transform: scale(0.9); }\n.csk-msg--streaming .csk-feedback-btn { display: none; }\n\n/* ========== 点踩原因选择面板 ========== */\n.csk-feedback-reason {\n position: relative;\n margin-top: 6px;\n padding: 10px 12px;\n background: var(--csk-bg);\n border: 1px solid var(--csk-border);\n border-radius: 8px;\n animation: cskFadeIn 0.15s ease;\n}\n.csk-feedback-reason__title {\n font-size: 12px;\n color: var(--csk-text-muted);\n margin-bottom: 8px;\n}\n.csk-feedback-reason__options {\n display: flex;\n flex-wrap: wrap;\n gap: 6px;\n margin-bottom: 8px;\n}\n.csk-feedback-reason__btn {\n padding: 4px 10px;\n font-size: 12px;\n border: 1px solid var(--csk-border);\n border-radius: 14px;\n background: var(--csk-bg);\n color: var(--csk-text);\n cursor: pointer;\n transition: all 0.15s ease;\n}\n.csk-feedback-reason__btn:hover {\n border-color: var(--csk-primary);\n color: var(--csk-primary);\n background: rgba(var(--csk-primary-rgb), 0.08);\n}\n.csk-feedback-reason__comment-row {\n display: flex;\n gap: 6px;\n}\n.csk-feedback-reason__comment {\n flex: 1;\n padding: 4px 8px;\n font-size: 12px;\n border: 1px solid var(--csk-border);\n border-radius: 6px;\n background: var(--csk-bg);\n color: var(--csk-text);\n outline: none;\n}\n.csk-feedback-reason__comment:focus { border-color: var(--csk-primary); }\n.csk-feedback-reason__submit {\n padding: 4px 10px;\n font-size: 12px;\n border: none;\n border-radius: 6px;\n background: var(--csk-primary);\n color: #fff;\n cursor: pointer;\n white-space: nowrap;\n}\n.csk-feedback-reason__close {\n position: absolute;\n top: 8px;\n right: 8px;\n width: 18px;\n height: 18px;\n border: none;\n background: none;\n color: var(--csk-text-muted);\n cursor: pointer;\n padding: 0;\n display: flex;\n align-items: center;\n justify-content: center;\n border-radius: 4px;\n}\n.csk-feedback-reason__close:hover { color: var(--csk-text); background: var(--csk-hover); }\n.csk-dark .csk-feedback-reason { background: var(--csk-bg); border-color: var(--csk-border); }\n.csk-dark .csk-feedback-reason__btn {\n background: rgba(255,255,255,0.06);\n border-color: var(--csk-border);\n color: var(--csk-text);\n}\n.csk-dark .csk-feedback-reason__btn:hover {\n border-color: var(--csk-primary-light);\n color: var(--csk-primary-light);\n background: rgba(var(--csk-primary-rgb), 0.15);\n}\n.csk-dark .csk-feedback-reason__comment {\n background: rgba(255,255,255,0.06);\n border-color: var(--csk-border);\n color: var(--csk-text);\n}\n\n/* ========== 历史会话搜索框 ========== */\n.csk-history-panel__search-wrap {\n padding: 8px 10px;\n border-bottom: 1px solid var(--csk-border);\n flex-shrink: 0;\n}\n.csk-history-panel__search-wrap:focus-within {\n border-bottom-color: var(--csk-primary);\n}\n.csk-history-panel__search {\n width: 100%;\n padding: 7px 10px;\n border: 1px solid var(--csk-border);\n border-radius: 8px;\n font-size: 12.5px;\n font-family: inherit;\n color: #1F2937;\n background: var(--csk-bg-app);\n outline: none;\n transition: border-color 0.2s;\n}\n.csk-history-panel__search:focus { border-color: var(--csk-primary); }\n.csk-history-panel__search::placeholder { color: #9CA3AF; }\n\n/* ========== a11y 焦点指示 ========== */\n.csk-root :focus-visible {\n outline: 2px solid var(--csk-primary);\n outline-offset: 2px;\n}\n.csk-root button:focus-visible {\n outline: 2px solid var(--csk-primary);\n outline-offset: 2px;\n border-radius: inherit;\n}\n/* 弹窗打开时隐藏 launcher 上的焦点环 */\n.csk-launcher:focus-visible {\n outline: none;\n border-color: rgba(255, 255, 255, 0.75);\n box-shadow:\n 0 1px 2px rgba(0, 0, 0, 0.06),\n 0 4px 16px rgba(0, 0, 0, 0.10),\n 0 6px 24px rgba(var(--csk-primary-rgb), 0.28),\n 0 0 48px rgba(var(--csk-primary-rgb), 0.12),\n 0 0 0 4px rgba(var(--csk-primary-rgb), 0.3);\n}\n\n/* ========== a11y aria-live 播报区(视觉隐藏) ========== */\n.csk-sr-only {\n position: absolute !important;\n width: 1px !important;\n height: 1px !important;\n padding: 0 !important;\n margin: -1px !important;\n overflow: hidden !important;\n clip: rect(0,0,0,0) !important;\n white-space: nowrap !important;\n border: 0 !important;\n}\n\n/* ========== 会话分组标题 ========== */\n.csk-history-group {\n margin-bottom: 4px;\n}\n.csk-history-group__label {\n font-size: 11px;\n font-weight: 600;\n color: #9CA3AF;\n text-transform: uppercase;\n letter-spacing: 0.5px;\n padding: 8px 12px 4px;\n user-select: none;\n}\n.csk-dark .csk-history-group__label { color: #6B7280; }\n\n/* ========== 移动端适配 ========== */\n@media (max-width: 480px) {\n .csk-window {\n width: 100vw !important;\n height: 100vh 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