*{box-sizing:border-box}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f5f7fb;color:#172033}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.muted{color:#697386}
.error{color:#b42318;margin-top:12px}
.success{color:#15803d;margin-top:12px}

.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{width:100%;max-width:430px;background:#fff;border:1px solid #e3e8f0;border-radius:18px;padding:34px}
.logo{font-size:28px;font-weight:800;margin-bottom:7px}
label{display:block;font-size:14px;font-weight:650;margin:16px 0 7px}
input,textarea,select{width:100%;border:1px solid #d7dce5;border-radius:10px;padding:11px 13px;background:#fff}
textarea{min-height:150px;resize:vertical}
.primary{border:0;border-radius:9px;padding:11px 16px;background:#172033;color:#fff;font-weight:700}
.secondary{border:1px solid #d7dce5;border-radius:9px;padding:10px 14px;background:#fff}
.danger{border:1px solid #fecaca;border-radius:9px;padding:9px 12px;background:#fff;color:#b42318}
.full{width:100%;margin-top:22px}

.author{margin-top:25px;padding-top:18px;border-top:1px solid #edf0f5;font-size:13px;line-height:1.7;color:#7b8495}
.author a{color:#4f5f80}

.shell{display:flex;min-height:100vh}
.sidebar{width:260px;background:#111827;color:#fff;padding:22px 16px;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}
.brand{font-size:20px;font-weight:800;padding:7px 10px 25px}
.nav{flex:1}
.nav a{display:block;padding:11px 12px;margin:3px 0;border-radius:9px;color:#cbd5e1;text-decoration:none}
.nav a:hover,.nav a.active{background:#1f2937;color:#fff}
.sidebar-footer{border-top:1px solid #273244;padding:18px 10px 4px;font-size:12px;color:#8d99aa;line-height:1.7}
.sidebar-footer a{color:#cbd5e1}

.main{margin-left:260px;flex:1;padding:32px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}
h1{margin:0;font-size:28px}
.page{display:none}
.page.active{display:block}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}
.stat,.panel,.agent-card,.integration-card{background:#fff;border:1px solid #e1e6ef;border-radius:14px}
.stat{padding:20px}
.stat strong{display:block;font-size:28px;margin-top:10px}
.panel{padding:24px;margin-top:22px}
.toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:18px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.agent-card,.integration-card{padding:20px}
.agent-card h3{margin:0 0 6px}
.badge{display:inline-block;font-size:12px;border-radius:20px;padding:5px 9px;background:#ecfdf3;color:#15803d;margin:9px 0}
.badge.off{background:#f2f4f7;color:#697386}
.actions{display:flex;gap:8px;margin-top:16px}
.empty,.placeholder{background:#fff;border:1px solid #e1e6ef;border-radius:14px;padding:32px}
.empty{text-align:center;border-style:dashed}
.ok{color:#15803d}

.modal-bg{display:none;position:fixed;inset:0;background:rgba(15,23,42,.48);align-items:center;justify-content:center;padding:20px;z-index:20}
.modal-bg.show{display:flex}
.modal{background:#fff;width:100%;max-width:820px;height:min(760px,92vh);border-radius:16px;display:flex;flex-direction:column;overflow:hidden}
.modal-head{padding:24px 28px 0;display:flex;justify-content:space-between;align-items:center}
.modal-head h2{margin:0}
.close{background:none;border:0;font-size:26px}

.tabs{display:flex;gap:4px;padding:20px 28px 0;border-bottom:1px solid #e5e9f2;overflow-x:auto}
.tab{border:0;background:none;padding:11px 13px;color:#697386;border-bottom:2px solid transparent;white-space:nowrap}
.tab.active{color:#172033;border-bottom-color:#172033;font-weight:700}

.modal-body{padding:22px 28px;overflow:auto;flex:1}
.tab-pane{display:none}
.tab-pane.active{display:block}
.form-actions{display:flex;justify-content:flex-end;gap:10px;padding:16px 28px;border-top:1px solid #e5e9f2}

.check-card{display:flex;align-items:flex-start;gap:12px;padding:14px;border:1px solid #e1e6ef;border-radius:10px;margin-bottom:10px}
.check-card input{width:auto;margin-top:4px}
.check-card.disabled{background:#f8fafc}
.check-card strong{display:block}
.check-card small{display:block;color:#697386;margin-top:4px}

.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.permission-box{border:1px solid #e1e6ef;border-radius:10px;padding:16px;margin-bottom:12px}
.permission-box input{width:auto;margin-right:8px}

.settings-box{max-width:580px}

.knowledge-layout{
    display:grid;
    grid-template-columns:320px 1fr;
    gap:18px;
}

.knowledge-space{
    background:#fff;
    border:1px solid #e1e6ef;
    border-radius:12px;
    padding:16px;
    margin-bottom:10px;
    cursor:pointer;
}

.knowledge-space:hover{
    border-color:#98a2b3;
}

.knowledge-space.active{
    border-color:#172033;
    box-shadow:0 0 0 1px #172033;
}

.knowledge-space-title{
    font-weight:700;
}

.knowledge-space-meta{
    font-size:12px;
    color:#697386;
    margin-top:5px;
}

.knowledge-doc-panel{
    margin-top:0;
}

.upload-row{
    display:flex;
    gap:10px;
    align-items:center;
    margin:20px 0;
}

.upload-row input{
    flex:1;
}

.document-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    border-top:1px solid #edf0f5;
    padding:13px 4px;
}

.document-status{
    font-size:12px;
    color:#697386;
}

#knowledgeCurrentTitle{
    font-size:20px;
    font-weight:750;
}

@media(max-width:1000px){
    .knowledge-layout{
        grid-template-columns:1fr;
    }
}

.connector-modal{
    max-width:760px;
    height:auto;
    max-height:92vh;
}

.connector-row{
    display:flex;
    justify-content:space-between;
    gap:20px;
    align-items:center;
    border:1px solid #e1e6ef;
    border-radius:10px;
    padding:12px;
    margin:8px 0;
}

.ask-ai-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 280px;
    gap:18px;
}

.ask-ai-main,
.ask-ai-side{
    margin-top:0;
}

.ask-ai-main{
    height:calc(100vh - 150px);
    min-height:600px;
    display:flex;
    flex-direction:column;
}

.ask-ai-toolbar{
    display:flex;
    gap:10px;
    padding-bottom:16px;
    border-bottom:1px solid #e5e7eb;
}

.ask-ai-toolbar select{
    flex:1;
}

.ask-ai-messages{
    flex:1;
    overflow:auto;
    padding:20px 4px;
}

.chat-message{
    max-width:82%;
    border-radius:14px;
    padding:13px 15px;
    margin:10px 0;
    line-height:1.5;
}

.chat-user{
    margin-left:auto;
    background:#172033;
    color:#fff;
}

.chat-assistant{
    margin-right:auto;
    background:#f1f5f9;
}

.chat-role{
    font-size:11px;
    opacity:.7;
    margin-bottom:5px;
    font-weight:700;
    text-transform:uppercase;
}

.ask-ai-compose{
    display:flex;
    gap:10px;
    padding-top:15px;
    border-top:1px solid #e5e7eb;
}

.ask-ai-compose textarea{
    min-height:70px;
    max-height:180px;
}

.ask-ai-compose button{
    align-self:flex-end;
}

.chat-thread{
    display:block;
    width:100%;
    text-align:left;
    background:transparent;
    border:1px solid #e1e6ef;
    border-radius:9px;
    padding:10px;
    margin:7px 0;
}

html[data-theme="dark"] .connector-row,
html[data-theme="dark"] .chat-thread{
    border-color:#334155;
}

html[data-theme="dark"] .chat-assistant{
    background:#1e293b;
    color:#e5e7eb;
}

html[data-theme="dark"] .ask-ai-toolbar,
html[data-theme="dark"] .ask-ai-compose{
    border-color:#334155;
}

@media(max-width:1000px){
    .ask-ai-layout{
        grid-template-columns:1fr;
    }

    .ask-ai-main{
        height:auto;
        min-height:650px;
    }
}