:root{font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;color:var(--jz-ink);background:#f4f7fb;font-synthesis:none;--text: #263445;--muted: #667585;--line: #e4e9f0;--canvas: #f4f7fb;--soft: #f1f6fd;--shadow: 0 8px 24px #10203314}*{box-sizing:border-box;letter-spacing:0}html,body,#root{margin:0;width:100%;height:100%;min-width:320px}body{font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:var(--jz-blue);text-decoration:none}h1,h2,h3,p{margin-top:0}h1{font-size:22px;line-height:1.45}h2{font-size:18px;line-height:1.5}h3{font-size:14px;line-height:1.5}button:focus-visible,a:focus-visible{outline:2px solid var(--jz-blue);outline-offset:3px}button{touch-action:manipulation}.muted{color:var(--muted)}.inline-actions,.page-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.ant-btn,.ant-select,.ant-input{font-size:14px}.ant-alert{margin:8px 0}.skip-link{position:fixed;top:-80px;left:16px;z-index:10000;background:#fff;padding:12px}.skip-link:focus{top:8px}.app-shell{height:100dvh;display:grid;grid-template-columns:96px minmax(0,1fr);background:var(--canvas);padding:10px 10px 10px 0}.app-rail{display:flex;align-items:center;flex-direction:column;padding:18px 0 16px}.app-brand{display:flex;flex-direction:column;align-items:center;color:var(--jz-ink);margin-bottom:38px}.app-brand span{font-size:24px;font-weight:700}.app-brand small{font-size:10px}.app-rail nav{width:100%;display:grid;gap:12px}.rail-link{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:78px;color:var(--text);font-size:12px;border-left:3px solid transparent}.rail-link>.anticon{font-size:24px}.rail-link:hover{background:#fff}.rail-link.active{background:#fff;color:var(--jz-blue);border-left-color:var(--jz-blue)}.rail-account{margin-top:auto}.rail-account .ant-btn{width:44px;height:44px}.app-main{height:100%;min-height:0;min-width:0;overflow:hidden;background:#fff;border-radius:8px}.page-heading{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:18px 28px}.page-heading h1{margin:0}.page-pagination{display:flex;justify-content:center;margin:28px 0 8px}.center-state{min-height:180px;flex:1;display:flex;align-items:center;justify-content:center;padding:32px;min-width:0}.agent-avatar.ant-avatar{flex-shrink:0;border:1px solid var(--line);color:var(--jz-blue);background:var(--soft)}.ant-avatar img{object-fit:cover}.conversation-layout{height:100%;display:grid;grid-template-columns:280px minmax(0,1fr);position:relative}.conversation-layout.sidebar-collapsed{grid-template-columns:minmax(0,1fr)}.conversation-layout.has-artifacts{grid-template-columns:280px minmax(0,1fr) 320px}.conversation-layout.sidebar-collapsed.has-artifacts{grid-template-columns:minmax(0,1fr) 320px}.topic-sidebar{min-height:0;display:flex;flex-direction:column;padding:26px 20px;border-right:1px solid var(--line);background:#fff;gap:18px}.sidebar-title{display:flex;align-items:center;gap:12px}.sidebar-title h2{font-size:16px;margin:0}.sidebar-section{margin-top:8px;display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-section h3{margin:0;color:var(--muted);font-weight:500}.topic-list{flex:1;min-height:0;overflow:auto}.topic-item{min-height:52px;display:grid;grid-template-columns:20px minmax(0,1fr) auto;align-items:center;gap:8px;padding:10px 8px;color:var(--text);border-radius:6px;margin-bottom:4px}.topic-item>span:nth-child(2){overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topic-item time{font-size:11px;color:var(--muted)}.topic-item:hover,.topic-item.selected{background:var(--soft)}.topic-item.selected{color:var(--jz-blue)}.empty-inline{text-align:center;padding:20px 0;font-size:13px}.expert-picker{display:grid;gap:8px;margin:16px 0}.expert-picker .ant-btn{justify-content:flex-start;height:44px}.conversation-main{position:relative;min-height:0;min-width:0;display:flex;flex-direction:column}.conversation-latest{height:0;position:relative;display:flex;justify-content:center;z-index:2}.conversation-latest .ant-btn{transform:translateY(-44px)}.conversation-header{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 24px;border-bottom:1px solid var(--line)}.conversation-header h1{font-size:16px;margin:0;max-width:36ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-scroll{flex:1;min-height:0;overflow:auto;padding:24px 36px;scroll-behavior:smooth}.welcome-state{height:100%;min-height:260px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:22px}.welcome-state h1{font-size:28px;line-height:1.65;font-weight:600;margin:0;color:var(--text)}.welcome-state p{color:var(--muted);font-size:14px;margin:0}.composer-dock{flex-shrink:0;padding:12px 32px 26px;background:#fff}.composer{max-width:960px;margin:auto;border:1px solid var(--jz-line);border-radius:8px;padding:14px 16px;background:#fff}.composer:focus-within{border-color:var(--jz-blue)}.composer .ant-input{border:0;box-shadow:none;background:transparent;padding:0;color:var(--text);resize:none}.composer-tools{display:flex;align-items:center;justify-content:space-between;margin-top:16px;min-height:36px}.composer-files{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}.composer-files .ant-tag{max-width:100%;overflow:hidden;text-overflow:ellipsis}.message-row{display:flex;align-items:flex-start;gap:12px;margin:0 auto 26px;max-width:920px}.message-row.from-user{justify-content:flex-end}.message-body{min-width:0;max-width:100%;flex:1}.from-user .message-body{background:#f2f4f7;border-radius:8px;padding:12px 16px;max-width:80%;flex:initial}.message-meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:12px;margin-bottom:6px}.message-meta time{font-size:11px}.prose{overflow-wrap:anywhere;line-height:1.8;color:var(--text);font-size:14px}.prose p{margin:0 0 12px}.prose p:last-child{margin-bottom:0}.prose h1{font-size:22px}.prose h2{font-size:19px}.prose h3{font-size:16px}.prose pre{background:#f5f7fa;padding:16px;border:1px solid var(--line);border-radius:6px;overflow:auto}.prose code{font-size:12px}.prose table{display:block;border-collapse:collapse;overflow-x:auto;margin:16px 0;max-width:100%}.prose td,.prose th{border:1px solid var(--line);padding:8px 12px;text-align:left}.prose th{background:var(--soft)}.prose blockquote{border-left:3px solid var(--jz-line);margin:12px 0;padding-left:16px;color:var(--muted)}.activity-row{margin:14px 0;color:var(--muted);font-size:13px}.activity-row summary{cursor:pointer}.live-message{padding-left:44px;max-width:920px;margin:auto}.live-message small{color:var(--muted)}.approval-block{padding:16px;margin:16px 0;border-left:3px solid var(--jz-yellow);background:#fffdf5}.approval-block p{color:var(--muted)}.artifacts-panel{min-height:0;display:flex;flex-direction:column;border-left:1px solid var(--line);background:#fff}.artifacts-panel>header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line);min-height:64px}.artifacts-panel h2{font-size:16px;margin:0}.artifacts-panel h2 span{font-size:12px;color:var(--muted);font-weight:400}.artifact-list{list-style:none;padding:8px 16px;margin:0;overflow:auto}.artifact-list li{padding:16px 0;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line)}.artifact-list li>div{min-width:0;flex:1}.artifact-list strong{display:block;font-size:13px;word-break:break-word}.artifact-list small{display:block;font-size:11px;color:var(--muted)}.catalog-page{height:100%;overflow:auto;padding:0 28px 24px;background:#f9fbfd}.catalog-page>.page-heading{margin:0 -28px 24px;background:#fff}.catalog-toolbar{display:flex;align-items:flex-start;gap:16px;justify-content:space-between;margin-bottom:24px}.category-tabs{display:flex;flex-wrap:wrap;gap:6px}.catalog-search{display:flex;gap:12px;min-width:350px}.catalog-search .ant-select{width:132px;flex-shrink:0}.expert-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.expert-card{min-width:0;min-height:226px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:24px}.expert-card:hover{border-color:var(--jz-blue-soft)}.expert-card-head{display:flex;align-items:flex-start;gap:8px}.expert-identity{flex:1;min-width:0;display:flex;gap:16px;align-items:center;color:var(--text)}.expert-identity h2{font-size:16px;line-height:1.55;margin:0;overflow-wrap:anywhere}.expert-card-action{flex-shrink:0}.expert-card-description{font-size:13px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.expert-card-tags{margin-top:auto;display:flex;align-items:center;gap:4px;flex-wrap:wrap;font-size:12px}.expert-card-tags .ant-tag{margin:0;font-size:11px;background:var(--canvas);border:0}.expert-card-tags>.muted{margin-left:auto}.expert-detail{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;max-width:1280px;margin:36px auto}.expert-detail-heading{display:flex;gap:24px;align-items:center;margin-bottom:28px}.expert-detail-heading h2{font-size:24px;margin:0 0 8px}.detail-description{font-size:15px;line-height:1.8;white-space:pre-wrap}.expert-detail h3{margin-top:32px}.expert-detail-actions{border-left:1px solid var(--line);padding-left:28px}.facts{display:flex;gap:40px}.facts dt{font-size:12px;color:var(--muted)}.facts dd{margin:0;font-size:22px;color:var(--text)}.studio-page{height:100%;min-height:0;overflow:auto}.studio-shell{height:100%;display:grid;grid-template-columns:250px minmax(0,1fr) 390px}.studio-history{padding:20px 16px;border-right:1px solid var(--line);min-width:0;overflow:auto}.studio-task-main{min-width:0;min-height:0;display:flex;flex-direction:column}.studio-inspector{min-width:0;border-left:1px solid var(--line);overflow:auto}.studio-panel{padding:24px}.studio-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:22px}.studio-heading h2{font-size:16px;margin:0;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.studio-task-list{display:grid;gap:4px;margin:18px 0}.studio-task-list button{text-align:left;white-space:normal;min-height:42px;height:auto}.file-editor{font-family:ui-monospace,SFMono-Regular,monospace;font-size:13px;min-height:260px}@media(min-width:1700px){.conversation-layout{grid-template-columns:320px minmax(0,1fr)}.conversation-layout.has-artifacts{grid-template-columns:320px minmax(0,1fr) 360px}.conversation-layout.sidebar-collapsed.has-artifacts{grid-template-columns:minmax(0,1fr) 360px}.conversation-scroll{padding:32px 56px}.studio-shell{grid-template-columns:280px minmax(0,1fr) 460px}}@media(max-width:1250px){.expert-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-toolbar{flex-direction:column}.catalog-search{width:100%;min-width:0}.conversation-layout.has-artifacts{grid-template-columns:minmax(0,1fr) 300px}.has-artifacts .topic-sidebar{display:none}.studio-shell{grid-template-columns:210px minmax(0,1fr) 330px}.conversation-scroll{padding:20px}.composer-dock{padding:12px 20px 20px}}@media(max-width:900px){.app-shell{grid-template-columns:76px minmax(0,1fr);padding-right:6px}.app-rail{padding-top:12px}.app-brand{margin-bottom:24px}.rail-link{font-size:11px}.conversation-layout,.conversation-layout.has-artifacts,.conversation-layout.sidebar-collapsed.has-artifacts{grid-template-columns:minmax(0,1fr)}.topic-sidebar{position:absolute;z-index:12;top:64px;bottom:0;left:0;width:280px;box-shadow:8px 0 22px #10203314}.has-artifacts .topic-sidebar{display:flex}.artifacts-panel{position:absolute;right:0;top:0;bottom:0;z-index:15;width:min(340px,100%);box-shadow:-8px 0 22px #10203314}.studio-shell{grid-template-columns:190px minmax(0,1fr)}.studio-inspector{grid-column:2;border-top:1px solid var(--line)}.expert-grid{gap:12px}.expert-card{padding:18px}.expert-identity{gap:10px}.expert-identity h2{font-size:15px}.expert-detail{grid-template-columns:1fr}.expert-detail-actions{padding-left:0;border-left:0;border-top:1px solid var(--line)}}@media(max-width:600px){.app-shell{display:flex;flex-direction:column-reverse;padding:0}.app-rail{height:60px;min-height:60px;flex-direction:row;padding:0;background:var(--canvas);border-top:1px solid var(--line)}.app-brand{display:none}.app-rail nav{display:flex;gap:0;flex:1;height:100%}.rail-link{flex:1;min-height:0;height:100%;border:0;gap:2px;font-size:10px}.rail-link>.anticon{font-size:20px}.rail-link.active{border:0;border-top:2px solid var(--jz-blue)}.rail-account{margin:0;padding:0 12px}.rail-account .ant-btn{width:36px;height:36px}.app-main{height:calc(100dvh - 60px);border-radius:0}.conversation-header{padding:8px 12px;min-height:56px}.conversation-header h1{max-width:16ch;font-size:15px}.conversation-scroll{padding:16px}.composer-dock{padding:8px 12px 12px}.welcome-state h1{font-size:23px}.welcome-state{gap:16px;min-height:200px}.composer{padding:12px}.composer-tools{margin-top:8px}.topic-sidebar{top:56px}.message-meta{font-size:11px}.from-user .message-body{max-width:90%}.page-heading{padding:16px;min-height:62px}.page-heading h1{font-size:20px}.catalog-page{padding:0 16px 20px}.catalog-page>.page-heading{margin:0 -16px 16px}.expert-grid{grid-template-columns:1fr}.catalog-search .ant-select{width:112px}.catalog-toolbar{gap:12px;margin-bottom:16px}.category-tabs{gap:2px}.category-tabs .ant-btn{font-size:12px;padding:4px 10px}.expert-card{min-height:210px}.expert-detail{gap:20px;margin:24px 0}.expert-detail-heading h2{font-size:20px}.studio-shell{display:flex;flex-direction:column;height:auto;min-height:100%}.studio-history{max-height:220px;border-bottom:1px solid var(--line)}.studio-task-main{min-height:440px}.studio-inspector{border-left:0}.facts{gap:28px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}