*{box-sizing:border-box} body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#0a0d12;color:#edf2f7}.shell{min-height:100vh;display:grid;grid-template-columns:270px 1fr 310px}.sidebar,.trace-panel{background:#0f141c;border-color:#202936;border-style:solid}.sidebar{border-width:0 1px 0 0;padding:28px;display:flex;flex-direction:column;justify-content:space-between;gap:30px}.trace-panel{border-width:0 0 0 1px;padding:26px}.brand-badge{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.16em;background:#183b2e;color:#78e5af;padding:7px 9px;border-radius:7px}.sidebar h1{font-size:30px;line-height:1.05;margin:18px 0 12px}.muted{color:#8c98a8;line-height:1.55}.workflow-card{border:1px solid #273142;background:#121923;padding:16px;border-radius:14px}.workflow-card h3{margin:0 0 12px;font-size:14px}.flow-step{font-size:13px;padding:8px 10px;border-left:2px solid #3a4658;color:#bac4d1;margin:5px 0}.secondary-btn,.example{border:1px solid #303b4b;background:#151c26;color:#dbe4ee;border-radius:10px;padding:11px 13px;cursor:pointer}.main{display:flex;flex-direction:column;min-width:0;background:radial-gradient(circle at top,#141b26 0,#0a0d12 44%)}.topbar{height:70px;border-bottom:1px solid #202936;display:flex;align-items:center;justify-content:space-between;padding:0 28px;font-size:14px}.status-dot{width:8px;height:8px;background:#65d69a;border-radius:50%;display:inline-block;margin-right:8px}.pill{background:#151e29;border:1px solid #293446;padding:8px 11px;border-radius:999px;color:#aab6c5}.chat-area{flex:1;padding:36px 7%;overflow:auto}.message{display:flex;gap:12px;margin-bottom:24px}.message.user{justify-content:flex-end}.avatar{width:34px;height:34px;border-radius:10px;background:#1b6b4b;display:grid;place-items:center;font-size:11px;font-weight:800;flex:0 0 auto}.user .avatar{display:none}.bubble{max-width:760px;background:#141b24;border:1px solid #243041;border-radius:16px;padding:15px 17px;line-height:1.55}.user .bubble{background:#1a3d31;border-color:#245d49}.bubble p{margin:6px 0}.answer-source{display:inline-block;margin-top:10px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7ee6b1}.citations{margin-top:12px;padding-top:10px;border-top:1px solid #293444;font-size:12px;color:#a9b5c4}.citations a{color:#8bc4ff;text-decoration:none}.composer-wrap{padding:0 7% 30px}.examples{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.example{font-size:12px;padding:8px 10px}.composer{display:flex;gap:10px;padding:10px;background:#111823;border:1px solid #293444;border-radius:16px}.composer textarea,.modal-card input{width:100%;background:transparent;border:none;outline:none;color:#eef3f8;font:inherit;padding:10px;resize:none}.send-btn{border:none;background:#44c486;color:#07100c;font-weight:800;border-radius:11px;padding:0 18px;cursor:pointer}.send-btn:disabled{opacity:.55;cursor:not-allowed}.trace-panel h2{margin-top:0}.trace-list{display:flex;flex-direction:column;gap:9px;margin:20px 0}.trace-item{font-size:12px;background:#151c26;border:1px solid #273244;padding:11px;border-radius:10px}.empty{color:#657184;font-size:13px}.source-box{margin-top:20px;border:1px solid #2a3648;border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:6px}.source-box span{font-size:11px;color:#7f8a99;text-transform:uppercase;letter-spacing:.08em}.source-box strong{font-size:14px}.modal{position:fixed;inset:0;background:rgba(0,0,0,.72);display:grid;place-items:center;padding:20px}.hidden{display:none}.modal-card{width:min(520px,100%);background:#111823;border:1px solid #2a3647;border-radius:18px;padding:22px}.modal-head{display:flex;align-items:center;justify-content:space-between}.modal-head h2{margin:0}.modal-head button{background:none;border:none;color:white;font-size:28px;cursor:pointer}.modal-card input{border:1px solid #2d394b;border-radius:10px;margin:7px 0}.full{width:100%;padding:13px;margin-top:8px}.upload-status{font-size:13px;margin-top:10px;color:#91a0b1}@media(max-width:1050px){.shell{grid-template-columns:220px 1fr}.trace-panel{display:none}}@media(max-width:760px){.shell{display:block}.sidebar{display:none}.topbar{padding:0 15px}.pill{display:none}.chat-area,.composer-wrap{padding-left:15px;padding-right:15px}}
/* ---- auth, user card, blocked state, admin (added with accounts feature) ---- */
.small{font-size:12px}.hidden{display:none!important}
.auth-body{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top,#141b26 0,#0a0d12 50%)}
.auth-card{width:min(420px,100%);background:#111823;border:1px solid #2a3647;border-radius:18px;padding:30px}
.auth-card h1{margin:16px 0 8px;font-size:28px}
.auth-form{display:flex;flex-direction:column;gap:6px;margin-top:20px}
.auth-form label,.field-label{font-size:12px;color:#8c98a8;text-transform:uppercase;letter-spacing:.06em;margin-top:8px}
.auth-form input,.modal-card select,.toolbar input,.toolbar select{background:#0d131c;border:1px solid #2d394b;border-radius:10px;color:#eef3f8;font:inherit;padding:11px;outline:none}
.auth-form input:focus,.modal-card select:focus{border-color:#44c486}
.modal-card select{width:100%;margin:7px 0}
.form-error{color:#ff9b9b;font-size:13px;min-height:18px;margin-top:6px}
.side-actions{display:flex;flex-direction:column;gap:10px}
.link-btn{display:block;text-align:center;text-decoration:none}
.user-card{border:1px solid #273142;background:#121923;padding:14px;border-radius:14px;display:flex;flex-direction:column;gap:4px}
.user-name{font-weight:700}
.user-meta{display:flex;gap:8px;align-items:center;margin:6px 0 8px}
.role-tag{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;background:#183b2e;color:#78e5af;padding:3px 8px;border-radius:6px}
.full-btn{width:100%}
.bubble.blocked{background:#2a1a20;border-color:#6b2f3b}
.bubble.blocked .answer-source{color:#ff9b9b}
.trace-item.trace-block{border-color:#6b2f3b;background:#2a1a20;color:#ffc2c2}
.admin-wrap{max-width:1200px;margin:0 auto;padding:28px 20px 60px}
.admin-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}
.admin-head h1{margin:14px 0 6px}
.admin-head-actions{display:flex;gap:10px}
.tabs{display:flex;gap:8px;margin:24px 0 16px;border-bottom:1px solid #202936}
.tab{background:none;border:none;color:#8c98a8;padding:10px 16px;cursor:pointer;font:inherit;border-bottom:2px solid transparent}
.tab.active{color:#edf2f7;border-bottom-color:#44c486}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.check{display:flex;gap:8px;align-items:center;color:#bac4d1;font-size:14px}
.table-scroll{overflow-x:auto;border:1px solid #202936;border-radius:12px}
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table th{text-align:left;color:#8c98a8;font-weight:600;padding:11px 12px;background:#0f141c;border-bottom:1px solid #202936}
.data-table td{padding:11px 12px;border-bottom:1px solid #182130;vertical-align:top}
.data-table .q{max-width:340px;overflow-wrap:anywhere}
.nowrap{white-space:nowrap}
.row-block{background:#1f1519}
.badge{display:inline-block;font-size:11px;padding:3px 8px;border-radius:999px;background:#183b2e;color:#78e5af}
.badge-block{background:#4a2029;color:#ffb0b0}
.actions{white-space:nowrap}
.small-btn{padding:6px 10px;font-size:12px;margin-right:6px}
.demo-box{margin-top:22px}
.demo-divider{display:flex;align-items:center;gap:12px;color:#657184;font-size:12px;margin-bottom:14px}
.demo-divider::before,.demo-divider::after{content:"";flex:1;height:1px;background:#202936}
.demo-box p{margin:10px 0 0}