:root{--ink:#172033;--muted:#667085;--line:#e5e9f0;--surface:#fff;--blue:#176b87;--blue-2:#0f5068;--gold:#d8a33c;--bg:#f2f5f7;--danger:#b42318}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Microsoft YaHei UI","PingFang SC",sans-serif}.hidden{display:none!important}.topbar{height:72px;padding:0 max(28px,calc((100vw - 1440px)/2));display:flex;align-items:center;justify-content:space-between;background:#0d2938;color:#fff;box-shadow:0 8px 30px #0d293826}.topbar>div{display:flex;align-items:center;gap:12px}.topbar small{color:#a8c0cb;border-left:1px solid #36515e;padding-left:14px}.brand-mark{width:36px;height:36px;border:1px solid #fff8;display:grid;place-items:center;font:22px Georgia,serif;color:#f1c96d}main{max-width:1440px;margin:auto;padding:28px}.login-shell{min-height:calc(100vh - 128px);display:grid;place-items:center}.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 35px #23384d0d}.login-card{width:min(480px,100%);padding:42px}.login-card h1,.hero h1{font-family:Georgia,"STSong",serif;font-size:32px;margin:6px 0 10px}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--blue);font-weight:700;margin:0}.muted{color:var(--muted);line-height:1.7}.login-card label,form label{display:grid;gap:7px;font-size:13px;color:#475467;margin:17px 0}input,select{width:100%;border:1px solid #cfd7e2;border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink);font:inherit;outline:none}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #176b8718}button{border:0;border-radius:10px;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer}button:disabled{opacity:.55;cursor:wait}.primary{width:100%;background:var(--blue);color:#fff}.primary:hover{background:var(--blue-2)}.ghost{background:#fff1;color:inherit;border:1px solid #ffffff40}.hero{background:linear-gradient(115deg,#0d2938,#176b87);border-radius:20px;padding:30px 34px;color:#fff;display:flex;justify-content:space-between;align-items:center}.hero .eyebrow{color:#f1c96d}.hero p:last-child{margin-bottom:0;color:#cfe2e9}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:18px 0}.metrics article{background:#fff;padding:18px 22px;border-radius:14px;border:1px solid var(--line)}.metrics span{font-size:13px;color:var(--muted)}.metrics strong{display:block;font:28px Georgia,serif;margin-top:8px}.layout{display:grid;grid-template-columns:minmax(360px,.8fr) minmax(600px,1.4fr);gap:18px}.import-card,.sources-card,.detail-card{padding:24px}.section-title{display:flex;justify-content:space-between;align-items:start;margin-bottom:18px}.section-title h2{margin:4px 0;font-size:20px}.badge{font-size:11px;color:var(--blue);background:#e9f5f8;padding:6px 9px;border-radius:20px}.file-drop{border:1px dashed #8daab7;border-radius:14px;padding:20px!important;text-align:center;background:#f5fafb;cursor:pointer}.file-drop input{display:none}.file-drop span{display:block;color:var(--blue);margin-top:8px;word-break:break-word;line-height:1.55}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.message{min-height:20px;color:var(--blue);font-size:13px;line-height:1.5}.progress{height:4px;background:#dce8ec;overflow:hidden;border-radius:9px;margin-top:14px}.progress i{display:block;height:100%;width:40%;background:var(--gold);animation:move 1.2s infinite ease-in-out}@keyframes move{from{transform:translateX(-100%)}to{transform:translateX(350%)}}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th{text-align:left;color:var(--muted);font-size:12px;padding:10px;border-bottom:1px solid var(--line)}td{padding:13px 10px;border-bottom:1px solid #edf0f3;font-size:13px}tbody tr{cursor:pointer}tbody tr:hover{background:#f6fafb}td strong,td small{display:block}td small{color:var(--muted);margin-bottom:4px}.status{display:inline-block;font-size:11px;padding:4px 8px;border-radius:20px;background:#eef2f6;color:#475467}.status.published,.status.ready,.status.approved{background:#e7f6ed;color:#067647}.status.draft,.status.pending,.status.processing{background:#fff4df;color:#9a6700}.status.rejected,.status.revoked,.status.failed{background:#feeceb;color:var(--danger)}.empty{text-align:center;color:var(--muted);padding:48px}.detail-card{margin-top:18px}.meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}.meta-grid div{background:#f7f9fb;padding:12px;border-radius:10px}.meta-grid span{display:block;font-size:11px;color:var(--muted);margin-bottom:5px}.version{padding:18px 0;border-top:1px solid var(--line)}.version-head,.release{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.version-head>div:last-child{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.version-head>div{display:flex;align-items:center;gap:10px}.version p{color:var(--muted);font-size:12px}.version pre{white-space:pre-wrap;max-height:300px;overflow:auto;background:#101828;color:#d0d5dd;padding:14px;border-radius:10px}.release{justify-content:flex-start;flex-wrap:wrap;background:#f8fafb;padding:10px;margin-top:8px;border-radius:10px;font-size:12px}.release span:nth-child(3){flex:1}.mini{padding:6px 9px;font-size:11px;background:#eef4f6;color:var(--blue)}.primary-small{background:var(--blue);color:#fff}.danger{color:var(--danger);background:#feeceb}#toast{position:fixed;right:26px;bottom:26px;background:#0d2938;color:#fff;padding:13px 18px;border-radius:10px;box-shadow:0 10px 30px #0002;opacity:0;transform:translateY(12px);transition:.2s;pointer-events:none}#toast.show{opacity:1;transform:none}#toast.error{background:var(--danger)}.status.archived{background:#eef2f6;color:#344054}.status.voided{background:#fef3f2;color:#b42318}.meta-grid .lifecycle-actions{grid-column:1/-1;display:flex;align-items:center;gap:10px;flex-wrap:wrap;border:1px solid #d6e3e8;background:#f3f8fa}.meta-grid .lifecycle-actions strong{margin-right:auto}.meta-grid .lifecycle-actions span{display:inline;margin:0;font-size:12px}.meta-grid .lifecycle-actions.critical{border-color:#fecdca;background:#fff5f4}.meta-grid .lifecycle-actions.lifecycle-unavailable{border-color:#fedf89;background:#fffaeb;color:#93370d}@media(max-width:900px){main{padding:16px}.layout{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.meta-grid{grid-template-columns:1fr 1fr}.topbar small{display:none}}@media(max-width:520px){.grid-2,.metrics{grid-template-columns:1fr}.hero{padding:24px}.hero .ghost{display:none}.meta-grid{grid-template-columns:1fr}}

/* Internal RAG Knowledge Base V2.0 */
.rag-overview{padding:24px;margin:0 0 18px;overflow:hidden}
.rag-heading{align-items:center}
.rag-heading .muted{margin:8px 0 0;max-width:820px}
.ready-badge{background:#e7f6ed;color:#067647;font-size:12px;padding:8px 12px;white-space:nowrap}
.rag-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:22px}
.rag-stat-grid article{padding:16px;border:1px solid var(--line);border-radius:13px;background:linear-gradient(150deg,#fff,#f6fafb)}
.rag-stat-grid span,.rag-stat-grid small{display:block;color:var(--muted);font-size:12px}
.rag-stat-grid strong{display:block;margin:7px 0 5px;font:27px Georgia,serif;color:#0d2938}
.rag-stat-grid small{line-height:1.5}
.rag-directory-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.6fr);gap:18px}
.rag-directory-layout h3{margin:0 0 12px;font-size:16px}
.taxonomy-tree{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.taxonomy-tree details{border:1px solid var(--line);border-radius:11px;background:#fbfcfd;overflow:hidden}
.taxonomy-tree summary{display:flex;align-items:center;gap:9px;min-height:46px;padding:10px 12px;cursor:pointer;list-style:none}
.taxonomy-tree summary::-webkit-details-marker{display:none}
.taxonomy-tree summary b{display:grid;place-items:center;min-width:30px;height:30px;border-radius:8px;background:#e9f5f8;color:var(--blue);font-size:12px}
.taxonomy-tree summary span{font-weight:700;flex:1}
.taxonomy-tree summary em{font-style:normal;color:var(--muted);font-size:10px;text-align:right}
.taxonomy-children{padding:2px 12px 12px;display:grid;gap:5px;border-top:1px solid #eef2f4}
.taxonomy-children>span{display:flex;align-items:center;gap:8px;padding:7px 3px;font-size:12px;border-bottom:1px dashed #e5e9f0}
.taxonomy-children>span:last-child{border-bottom:0}
.taxonomy-children code{min-width:26px;color:var(--blue);font-family:inherit;font-weight:700}
.taxonomy-children small{margin-left:auto;color:var(--muted);background:#eef4f6;padding:2px 6px;border-radius:10px}
.rag-policy{border-radius:14px;background:#0d2938;color:#fff;padding:20px}
.rag-policy h3{color:#f1c96d}
.rag-policy ul{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.rag-policy li{display:flex;align-items:flex-start;gap:10px;color:#cfe2e9;font-size:12px;line-height:1.65}
.rag-policy li strong{display:block;color:#fff;font-size:13px}
.dot{width:9px;height:9px;border-radius:50%;margin-top:6px;flex:0 0 auto}.dot.ok{background:#32d583}.dot.warn{background:#fdb022}.dot.lock{background:#7cd4fd}
.rag-overview>.message{margin:14px 0 0;min-height:0}
@media(max-width:1050px){.rag-stat-grid{grid-template-columns:1fr 1fr}.rag-directory-layout{grid-template-columns:1fr}.taxonomy-tree{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.rag-heading{align-items:flex-start}.rag-stat-grid,.taxonomy-tree{grid-template-columns:1fr}.rag-heading .badge{display:none}}
/* Knowledge source keyword search */
.source-list-heading{gap:18px;align-items:flex-start}
.source-search{width:min(420px,58%);margin-left:auto}
.source-search>label{display:block;margin:0 0 7px;color:var(--muted);font-size:12px;font-weight:600}
.source-search>div{display:flex;align-items:center;gap:8px}
.source-search input{height:42px;padding-left:38px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E") no-repeat 12px center}
.source-search .mini{height:42px;white-space:nowrap;padding:0 13px}
.source-search>small{display:block;margin-top:6px;text-align:right;color:var(--muted);font-size:11px}
@media(max-width:700px){.source-list-heading{display:block}.source-search{width:100%;margin-top:14px}.source-search>small{text-align:left}}
.source-pagination{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0 2px;border-top:1px solid var(--line)}
.pagination-size,.pagination-pages{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
.pagination-size select{width:auto;min-width:88px;height:38px;padding:0 30px 0 12px;background-color:#fff}
.pagination-pages .mini{min-width:82px;height:38px}.pagination-pages .mini:disabled{opacity:.45;cursor:not-allowed}
#source-page-label{min-width:90px;text-align:center;color:var(--ink);font-weight:700}
@media(max-width:620px){.source-pagination{align-items:stretch;flex-direction:column}.pagination-size,.pagination-pages{justify-content:space-between}.pagination-pages .mini{min-width:76px}}
/* Automatic knowledge classification */
.classification-hint{display:flex;gap:10px;align-items:flex-start;margin:4px 0 16px;padding:12px 14px;border:1px solid #b7dde8;border-radius:11px;background:#edf8fb;color:#31586a;font-size:12px;line-height:1.55}
.classification-hint strong{color:var(--blue);white-space:nowrap}
.classification-hint.manual{border-color:#ead8b3;background:#fff9ec;color:#6f5a32}
.classification-hint.manual strong{color:#9a6700}
.import-card input:disabled,.import-card select:disabled{background:#f2f4f7;color:#667085;cursor:not-allowed}