:root{--background-primary:#090f18;--background-secondary:#101b29;--surface-1:#152130;--surface-2:#1c2b3c;--surface-hover:#223246;--border-subtle:#293749;--border-strong:#526178;--text-primary:#edf2f7;--text-secondary:#c0cbd8;--text-muted:#a4b1c2;--brand:#c4ad83;--brand-hover:#d6c29e;--success:#83d5b0;--warning:#eed092;--danger:#ffacac;--info:#a0caf1;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--radius-control:6px;--radius-card:10px;--radius-overlay:14px;--shadow-overlay:0 20px 70px #0006;--sidebar-width:232px;--topbar-height:88px;--control-height:44px;--motion:160ms;--bg:var(--background-primary);--panel:var(--surface-1);--panel2:var(--surface-2);--text:var(--text-primary);--muted:var(--text-muted);--gold:var(--brand);--line:var(--border-subtle);color-scheme:dark}
body{background:var(--background-primary);font-family:'Segoe UI',system-ui,-apple-system,'Microsoft YaHei','PingFang SC','Noto Sans',sans-serif;font-size:14px;line-height:1.5}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{touch-action:manipulation}button,a{transition:background var(--motion),border-color var(--motion),color var(--motion)}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}button[aria-busy=true]::after{content:' …'}:focus-visible{outline:2px solid var(--brand);outline-offset:3px}svg{width:20px;height:20px;flex:none}a{color:var(--brand)}h1,h2,h3,p{overflow-wrap:anywhere}h2{font-size:20px;font-weight:650}h3{font-size:17px}p{line-height:1.65}input,select,textarea{border:1px solid var(--border-strong);border-radius:var(--radius-control);background:var(--background-primary);color:var(--text-primary);padding:10px 12px;min-height:44px;min-width:0}input::placeholder,textarea::placeholder{color:#94a3b5}textarea{min-height:94px;line-height:1.65}input[type=checkbox],input[type=radio]{min-height:20px;width:20px;height:20px;accent-color:var(--brand)}label{font-size:13px;color:var(--text-secondary);gap:6px}small{font-size:12px}.btn,.ghost,.danger,.sideBtn{border-radius:6px;min-height:44px;padding:10px 16px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn{background:var(--brand);color:#19212b;border:1px solid transparent}.btn:hover{background:var(--brand-hover)}.ghost{background:var(--surface-1);border:1px solid var(--border-subtle);color:var(--text-primary)}.ghost:hover{background:var(--surface-hover);border-color:var(--border-strong)}.danger{background:#38242b;border:1px solid #6e434c;color:var(--danger)}.danger:hover{background:#4b2d36}.muted{color:var(--text-muted)}.routeHidden{display:none!important}
.adminShell{grid-template-columns:var(--sidebar-width) minmax(0,1fr)}.adminShell aside{background:#0b121c;padding:24px 14px 16px;display:flex;flex-direction:column;gap:5px;z-index:40;border-right:1px solid var(--border-subtle)}.logo{display:flex;align-items:center;gap:12px;margin:0 4px 30px;color:var(--text-primary)}.logo b{font-size:10px;font-weight:700;letter-spacing:.035em;display:block}.logo small{display:block;font-size:12px;font-weight:400;color:var(--text-muted);margin-top:4px}.brandMark{font-size:22px;font-weight:750;letter-spacing:-1px;position:relative;padding-bottom:5px;color:var(--brand)}.brandMark span{position:absolute;bottom:0;left:0;height:2px;width:27px;background:var(--brand)}.adminShell aside a{display:flex;align-items:center;gap:11px;padding:12px;border-radius:6px;color:var(--text-muted);font-size:13px;min-height:46px}.adminShell aside a:hover{background:var(--surface-1);color:var(--text-primary)}.adminShell aside a.active{background:#282a29;color:var(--brand);box-shadow:inset 2px 0 var(--brand)}.sideBtn{margin-top:auto;background:none;border:0;border-top:1px solid var(--border-subtle);border-radius:0;justify-content:flex-start;color:var(--text-muted);padding-left:12px}.version{color:var(--text-muted);font-size:10px;margin:8px 10px}.panel.widePanel{width:100%;max-width:none;padding:0 32px 32px;min-width:0}.topbar{min-height:var(--topbar-height);align-items:center;border-bottom:1px solid var(--border-subtle);margin-bottom:28px;gap:16px}.topbar h1{font-size:23px;line-height:1.3;margin:0;font-weight:650;letter-spacing:-.3px}.topbar p{font-size:12px;margin:4px 0 0}.topbar #adminUser{margin-left:auto}.pill{background:var(--surface-1);border-color:var(--border-subtle);padding:8px 12px;color:var(--text-secondary)}.box{background:none;border:0;padding:0;border-radius:0;margin:0 0 28px}.sectionTitle{align-items:center;margin-bottom:20px;flex-wrap:wrap}.sectionTitle h2{margin:0}.sectionTitle p{margin:5px 0 0}.sectionTitle>.inline{margin-left:auto;flex-wrap:nowrap}.sectionTitle>.inline input{width:220px}.sectionTitle>.inline select{width:150px}.menuToggle,.navScrim{display:none}.attentionRail{background:var(--surface-1);border:1px solid var(--border-subtle);border-left:3px solid var(--brand);border-radius:8px;padding:24px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}.attentionRail h3{font-size:22px;margin:12px 0 4px;font-weight:600}.attentionRail p{margin:0;color:var(--text-muted);font-size:13px}.stats{grid-template-columns:repeat(7,minmax(0,1fr));gap:0;border:1px solid var(--border-subtle);border-radius:8px;overflow:hidden;background:var(--surface-1)}.stat{border:0;border-right:1px solid var(--border-subtle);border-radius:0;background:none;padding:20px 16px}.stat:last-child{border-right:0}.stat b{font-size:28px;font-weight:600;font-variant-numeric:tabular-nums}.stat span{font-size:12px}.attentionStat b{color:var(--warning)}#usage{padding:24px;border:1px solid var(--border-subtle);border-radius:8px;background:var(--surface-1)}#usage>p{font-size:12px;max-width:95ch;color:var(--text-muted)}#usageSummary{font-size:14px;line-height:2;color:var(--text-secondary);padding:16px 0;border-block:1px solid var(--border-subtle)}#usageEvents{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));max-height:300px;overflow:auto}.row{border-radius:8px;background:var(--surface-1);border:1px solid var(--border-subtle);padding:18px;min-width:0;overflow-wrap:anywhere}.row b.block{font-size:15px;max-width:85ch;line-height:1.6}.row .tag{border-radius:4px;background:var(--surface-2);padding:3px 7px}.rowActions{gap:8px;margin:0 0 8px 16px}.sm{min-height:36px}.list>.muted,.sessionList>.muted{border:1px dashed var(--border-strong);border-radius:8px;padding:40px 24px;text-align:center;margin:8px 0;color:var(--text-muted)}.disabled{opacity:.7}.list{gap:12px}
.split{grid-template-columns:minmax(270px,30%) minmax(0,1fr);gap:0;border:1px solid var(--border-subtle);border-radius:10px;overflow:hidden;min-height:580px;height:calc(100dvh - 220px)}.sessionList{padding:10px;background:var(--background-secondary);border-right:1px solid var(--border-subtle);max-height:none;overflow:auto;gap:6px}.sessionItem{border:1px solid transparent;background:none;padding:14px 12px;border-radius:6px}.sessionItem:hover{background:var(--surface-1)}.sessionItem.selected{background:var(--surface-2);border-color:#7f725b}.sessionItem>div:first-child{flex-wrap:wrap}.sessionItem b{font-weight:600;font-size:14px}.sessionItem small{font-size:12px;line-height:1.6}.sessionMeta code{font-family:inherit;font-size:11px}.sessionMeta i{background:var(--brand);font-size:11px}.detail{border:0;border-radius:0;padding:24px;display:flex;flex-direction:column;overflow:auto;background:var(--background-primary)}.detail.muted{align-items:center;justify-content:center;min-height:300px}.detailHead{border-bottom:1px solid var(--border-subtle);padding-bottom:16px}.detailHead small{color:var(--text-muted);overflow-wrap:anywhere}.detailHead h3{font-size:18px}.detailHead code{font-family:inherit;font-size:11px}.chatTranscript{flex:1;max-height:none;min-height:140px;padding:24px 0;gap:16px}.msg{border-radius:8px;max-width:min(85%,70ch);padding:12px 16px;line-height:1.7;overflow-wrap:anywhere;color:var(--text-primary)}.msg.user{background:var(--surface-2);border-bottom-left-radius:2px}.msg.assistant{background:#282a27;border:1px solid #4b4638;border-bottom-right-radius:2px}.msg.agent{background:#19372f;border:1px solid #315e50}.msg b{font-weight:600;color:var(--text-secondary)}.msg small{color:var(--text-muted);font-size:11px}.msg span{white-space:pre-wrap}.status{border-radius:4px;font-weight:600;font-size:11px;padding:4px 7px;display:inline-flex;align-items:center;gap:6px}.status:before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor}.status.waiting_agent{color:var(--warning);background:#3c3321;border-color:#6b5837}.status.ai_handling{background:#19352e;border-color:#315b4d;color:var(--success)}.status.human_handling{background:#20354b;border-color:#3d5c7b;color:var(--info)}.status.closed{background:#28323e;border-color:#465467;color:#c1cbd6}.sessionActions{padding-top:16px;border-top:1px solid var(--border-subtle)}.sessionActions .takeover{color:var(--brand);border-color:#786a51}.replyBox{flex-wrap:nowrap}.replyBox input{width:0;min-width:0}.backToList{display:none}.knowledgeDrawer{position:fixed;inset:0 0 0 auto;margin:0;height:100dvh;max-height:100dvh;width:min(620px,100%);max-width:100%;background:var(--surface-1);border:0;border-left:1px solid var(--border-strong);border-radius:0;padding:24px;box-shadow:var(--shadow-overlay);overflow:auto}.knowledgeDrawer .grid{gap:16px}.knowledgeDrawer .sectionTitle{position:sticky;top:-24px;background:var(--surface-1);padding:18px 0;border-bottom:1px solid var(--border-subtle);z-index:1}.knowledgeDrawer .inline{padding:12px 0}dialog{background:var(--surface-1);color:var(--text-primary);border-color:var(--border-strong);border-radius:14px;padding:24px;box-shadow:var(--shadow-overlay)}dialog::backdrop{background:#030810bb}dialog label{display:grid}.settingsGroup{border:1px solid var(--border-subtle);border-radius:8px;background:var(--surface-1);padding:20px 24px;margin:16px 0}.settingsGroup summary{font-size:16px;font-weight:600;cursor:pointer;min-height:28px}.settingsGroup>p{font-size:13px;margin:6px 0 20px}.settingsGroup .grid{gap:20px 24px}.settingsGroup label.wide{grid-column:auto}.settingsGroup textarea{min-height:105px}.settingsSave{display:flex;justify-content:flex-end;position:sticky;bottom:0;padding:12px 0;background:var(--background-primary);z-index:2}.securitySettings{padding:20px 24px;border:1px solid #624349;border-radius:8px;background:var(--surface-1)}.securitySettings button{align-self:end}#brand hr{margin:20px 0}#embed{max-width:none}.installSteps{list-style:none;counter-reset:steps;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:24px 0;margin:24px 0;border-block:1px solid var(--border-subtle)}.installSteps li{counter-increment:steps;position:relative;padding-left:40px}.installSteps li:before{content:counter(steps);position:absolute;left:0;color:var(--brand);font-size:22px}.installSteps b,.installSteps span{display:block}.installSteps span{font-size:13px;color:var(--text-muted);margin-top:8px}.code{padding:24px;border-radius:8px;background:var(--surface-1);font-size:13px;line-height:1.8;color:#d5dfeb}#uiToast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--surface-2);border:1px solid var(--border-strong);border-left:3px solid var(--brand);padding:14px 20px;border-radius:8px;box-shadow:var(--shadow-overlay);z-index:200;width:max-content;max-width:calc(100% - 32px);transition:opacity var(--motion),transform var(--motion)}#uiToast.visible{opacity:1;transform:translate(-50%,0)}.systemHealth{font-size:12px;color:var(--text-muted);padding:12px 0;border-bottom:1px solid var(--border-subtle);order:2}.loginWrap{background:var(--background-primary)}.loginCard{background:var(--surface-1);border-radius:12px;padding:32px;gap:18px;width:min(460px,100%)}.loginCard .logo{font-size:18px;margin-bottom:8px}.loginCard h1{font-size:24px}.loginCard p{margin:0}.loginCard .backLink{font-size:13px}.errorText{color:var(--danger)}
.demoPage{color-scheme:dark;background:var(--background-primary);color:var(--text-primary);min-height:100dvh}.demoNav{display:flex;justify-content:space-between;align-items:center;padding:22px 5vw;border-bottom:1px solid var(--border-subtle);gap:20px;background:#0b1420}.demoNav b{font-size:22px;font-weight:700;color:var(--brand);letter-spacing:-.5px}.demoNav b span{font-size:11px;letter-spacing:.08em;margin-left:12px;color:var(--text-secondary)}.demoNav a{color:var(--text-secondary);text-decoration:none;font-size:13px}.demoMain{padding:40px 5vw;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:6vw;align-items:center;max-width:1900px;margin:auto}.demoMain h1{font-size:clamp(28px,3vw,48px);line-height:1.3;letter-spacing:-1px;max-width:20ch;margin:16px 0 24px;font-weight:600}.demoMain p{color:var(--text-secondary);max-width:48ch}.demoIntro{padding:12px 0}.supportEyebrow{font-size:14px;color:var(--brand)!important;margin:0}.demoMain .btn{background:var(--brand);color:#14202d}.demoMain .ghost{background:var(--surface-1);color:var(--text-secondary);border:1px solid var(--border-subtle)}.demoNote{border-top:1px solid var(--border-subtle);padding-top:20px;margin-top:28px;font-size:12px;line-height:1.9}.demoSteps{margin:24px 0;padding:0;list-style:none;border-top:1px solid var(--border-subtle)}.demoSteps li{padding:16px 0;border-bottom:1px solid var(--border-subtle);color:var(--text-muted);font-size:13px}.demoSteps b{color:var(--text-primary);display:block;margin-bottom:4px;font-size:14px;font-weight:600}.demoFrame{background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:14px;padding:28px;box-shadow:0 20px 60px #0003}.demoFrame h2{margin:0;font-size:18px}.demoFrame p{font-size:13px}.demoPage .badge{border:1px solid var(--border-subtle);color:var(--text-secondary);letter-spacing:0;border-radius:4px;font-size:12px;background:var(--surface-1)}.demoPage .actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.demoPage footer{padding:22px 5vw;font-size:12px;color:var(--text-muted);border-top:1px solid var(--border-subtle);display:flex;justify-content:space-between;gap:16px}.supportPanelTitle{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.supportPanelTitle span{font-size:11px;color:var(--text-muted)}.mobileSupportHint{display:none}.demoPage #ai-widget{min-width:0}
@media(min-width:900px){.supportPage .supportPanel{padding:20px}.supportPage #ai-widget .aiw-box{position:relative!important;inset:auto!important;width:100%!important;height:min(660px,calc(100dvh - 200px))!important;max-height:none!important;box-shadow:none!important}.supportPage #ai-widget .aiw-fab{display:none}.supportPage .demoMain{align-items:center}.supportPage .aiw-box label.aiw-option{width:calc(33.333% - 5px)}.supportPage .aiw-box .aiw-field{margin:10px 0!important}}
@media(max-width:899px){.supportPage .demoMain{grid-template-columns:1fr;gap:16px}.supportPage .supportPanel{padding:18px 20px}.supportPage .demoIntro h1{font-size:32px}.supportPage .demoSteps{display:none}.mobileSupportHint{display:block}.supportPage .demoNote{margin-top:20px}.demoNav b span{font-size:9px;letter-spacing:0}.demoPage footer{flex-wrap:wrap}}
@media(min-width:1700px){.panel.widePanel{padding-inline:48px}.attentionRail{padding:32px}.split{grid-template-columns:minmax(350px,26%) minmax(0,1fr)}.detail{padding-inline:40px}.stats .stat{padding:24px}.settingsGroup .grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:1200px){:root{--sidebar-width:208px}.panel.widePanel{padding-inline:24px}.stats{grid-template-columns:repeat(4,minmax(0,1fr))}.stat{border-bottom:1px solid var(--border-subtle)}.split{grid-template-columns:280px minmax(0,1fr)}.detail{padding:16px}.sectionTitle>.inline{margin-left:0}.sectionTitle>.inline input{width:180px}.logo{gap:8px}.logo b{font-size:9px}}
@media(max-width:800px){.adminShell{display:block}.adminShell aside{position:fixed;inset:0 auto 0 0;width:260px;height:100dvh;transform:translateX(-100%);transition:transform var(--motion);overflow-y:auto}.navOpen aside{transform:translateX(0)}.navOpen .navScrim{display:block;position:fixed;inset:0;background:#02060bb3;border:0;z-index:30;width:100%;height:100%}.menuToggle{display:inline-flex;padding:10px;flex:none}.topbar{margin-bottom:24px;min-height:80px}.topbar h1{font-size:20px}.topbar p{font-size:11px}.topbar .pill{font-size:11px;padding:6px}.panel.widePanel{padding-inline:20px}.stats{grid-template-columns:repeat(4,minmax(0,1fr))}.split{height:calc(100dvh - 205px);min-height:460px;grid-template-columns:250px minmax(0,1fr)}.detailHead{flex-wrap:wrap}.msg{max-width:95%}.sectionTitle{gap:12px}.sectionTitle>.inline{flex:1 1 100%}.sectionTitle>.inline input{flex:1;width:0}.sectionTitle>.inline select{width:140px}.settingsGroup{padding:20px}.demoMain{gap:24px;padding-top:28px}}
@media(max-width:600px){.panel.widePanel{padding:0 16px 24px}.topbar{gap:10px}.topbar h1{font-size:17px}.topbar #adminUser{font-size:10px;max-width:92px;overflow-wrap:anywhere;border-radius:6px}.topbar p{font-size:10px}.attentionRail{padding:18px;display:block}.attentionRail h3{font-size:20px}.attentionRail .btn{margin-top:18px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat{padding:14px}.stat:last-child{grid-column:1/-1}.stat b{font-size:26px}#usage{padding:18px}#usage h2{font-size:18px}.sectionTitle h2{font-size:19px}.split{display:block;min-height:480px;height:calc(100dvh - 224px)}.sessionList{height:100%;max-height:none;border:0}.detail{display:none;height:100%}.hasSelection .sessionList{display:none}.hasSelection .detail{display:flex}.backToList{display:inline-flex;align-self:start;margin-bottom:12px;min-height:36px}.detailHead{flex-wrap:nowrap;gap:8px}.detailHead code{display:none}.detailHead h3{font-size:16px}.chatTranscript{padding:16px 0}.sessionActions{gap:6px;flex-wrap:nowrap}.sessionActions button{font-size:12px;padding:8px;flex:1}.replyBox{gap:6px}.replyBox button{padding-inline:12px}.sectionTitle>.inline{flex-wrap:wrap;gap:8px}.sectionTitle>.inline input{flex:1 1 100%;width:100%}.sectionTitle>.inline select{flex:1 1 auto;width:auto}.sectionTitle>.inline button{flex:0 0 auto}.smallSelect{width:100%}.settingsGroup .grid,.grid{grid-template-columns:1fr}.settingsGroup label.wide,.wide{grid-column:auto}.settingsGroup{padding:16px}.knowledgeDrawer{padding:20px}.knowledgeDrawer .sectionTitle{top:-20px}.row{padding:16px}.rowActions{float:none;justify-content:flex-end;margin:0 0 12px}.rowActions button{min-height:44px}.floatRight{float:none;margin:0 0 12px;display:flex}.installSteps{grid-template-columns:1fr;gap:20px}.code{padding:16px;font-size:12px}.demoMain{grid-template-columns:1fr;padding:24px 20px}.demoIntro{padding:0}.demoMain h1{font-size:30px}.demoNav{padding:18px 20px}.demoNav b{font-size:12px}.demoNote{margin-top:24px}.demoFrame{padding:20px}.demoPage footer{padding:20px}.loginCard{padding:24px}.loginCard h1{font-size:22px}}
.topbar{display:flex}.detailHead>.status{align-self:flex-start}.systemHealth{margin-top:18px;font-size:12px;border:0;padding:8px 0;color:var(--text-muted)}#usageSummary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.usageMetric span{display:block;font-size:12px;color:var(--text-muted)}.usageMetric b{display:block;font-size:24px;font-weight:550;font-variant-numeric:tabular-nums}.usageMetric small{font-size:13px;color:var(--text-muted);font-weight:400}.eventState{color:var(--text-muted);font-weight:400;font-size:12px;margin-left:6px}#usageEvents .row{background:var(--background-secondary)}#usageEvents .row small{display:block;color:var(--text-muted);line-height:1.8}.sessionActions{flex-shrink:0}.replyBox{flex-shrink:0}.detailHead{flex-shrink:0}#unknown .list>.muted{min-height:220px;display:grid;place-items:center}#clients code{word-break:break-all}.menuToggle{color:var(--text-primary)}
@media(max-width:800px){#usageSummary{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.split{height:calc(100dvh - 260px);min-height:340px}.usageMetric b{font-size:22px}.topbar #adminUser{max-width:76px}.attentionRail .btn{width:100%}.settingsSave{padding-bottom:max(12px,env(safe-area-inset-bottom))}.detail{padding-bottom:max(16px,env(safe-area-inset-bottom))}}
main>section[id]{scroll-margin-top:120px}.demoNav a,.backLink{min-height:44px;display:inline-flex;align-items:center}.attentionRail .status{align-self:start}.knowledgeDrawer label{margin:0}.knowledgeDrawer input,.knowledgeDrawer textarea,.knowledgeDrawer select{scroll-margin-top:120px}
@media(min-width:900px){.supportPage .aiw-box label.aiw-option{min-height:44px!important}}
.skipLink{position:fixed;top:8px;left:8px;z-index:300;transform:translateY(-200%);padding:12px;background:var(--brand);color:#14212e;border-radius:6px}.skipLink:focus{transform:translateY(0)}
@media(max-width:800px){.sm{min-height:44px}input,select,textarea{font-size:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}