:root{--bg:#faf9f7;--side:#f1efeb;--line:#e2ded6;--text:#1f1d1a;--muted:#6f6a62;--accent:#2f5d50;--bubble:#ebe7df;--card:#fff;--danger:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#1c1b19;--side:#232220;--line:#363430;--text:#ece8e1;--muted:#a19b91;--accent:#7fb8a6;--bubble:#2e2c29;--card:#262523;--danger:#f2b8b5}}
*{box-sizing:border-box;margin:0}
body{font:15px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--accent)}
.btn{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:8px;padding:8px 14px;font:inherit;cursor:pointer;text-decoration:none;display:inline-block}
.btn.primary{background:var(--accent);color:#fff;border-color:transparent}
.auth{min-height:100vh;display:grid;place-items:center;padding:16px}
.auth .card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:14px}
.auth h1{font-size:20px}
.auth p.muted,.muted{color:var(--muted);font-size:13px}
.field{display:flex;flex-direction:column;gap:4px}
.field label{font-size:13px;color:var(--muted)}
.field input[type=text],.field input[type=password],.field input[type=email]{border:1px solid var(--line);border-radius:8px;padding:9px 10px;font:inherit;background:var(--bg);color:var(--text)}
.errors,.errorlist{color:var(--danger);font-size:13px;list-style:none;padding:0}
.helptext{color:var(--muted);font-size:12px}
.shell{height:100vh;display:flex}
aside{width:280px;background:var(--side);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:12px;gap:10px;flex-shrink:0}
aside .grow{flex:1}
.me{border-top:1px solid var(--line);padding-top:10px;display:flex;justify-content:space-between;align-items:center;gap:8px}
main{flex:1;display:grid;place-items:center;padding:24px;text-align:center}
@media (max-width:760px){body:not(.chat) aside{display:none}}

/* --- /manage/ --- */
.shell main.wide{display:block;overflow:auto;text-align:left;padding:24px 32px}
.nav a{display:block;padding:7px 10px;border-radius:7px;color:var(--text);text-decoration:none}
.nav a.active{background:var(--bubble);font-weight:600}
.nav a.disabled{color:var(--muted);pointer-events:none}
.msgs{list-style:none;padding:0;display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.msgs li{padding:9px 12px;border-radius:8px;border:1px solid var(--line);background:var(--card)}
.msgs .error{border-color:var(--danger);color:var(--danger)}
.msgs .success{border-color:var(--accent)}
.page-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.page-head h1{font-size:20px;flex:1}
table.tbl{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;font-size:14px}
.tbl th,.tbl td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.badge{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:1px 9px;font-size:12px;color:var(--muted)}
.badge.indexed{color:var(--accent);border-color:var(--accent)}
.badge.failed{color:var(--danger);border-color:var(--danger)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.filters input,.filters select,.field select,.field textarea,.field input[type=date],.field input[type=url],.field input[type=number]{border:1px solid var(--line);border-radius:8px;padding:7px 9px;font:inherit;background:var(--card);color:var(--text)}
.field textarea{width:100%}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-bottom:14px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.panel h2{font-size:15px;margin-bottom:10px}
.checks ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:4px 14px}
.dropzone{border:2px dashed var(--line);border-radius:12px;padding:40px;text-align:center;background:var(--card)}
.dropzone.over{border-color:var(--accent)}
pre.log{white-space:pre-wrap;font-size:12px;color:var(--muted);max-height:240px;overflow:auto}
.pager{display:flex;gap:10px;margin-top:12px;align-items:center}
.inline{display:inline}

/* --- chat --- */
[x-cloak]{display:none!important}
body.chat .shell{height:100vh}
body.chat main{display:flex;flex-direction:column;min-width:0;padding:0;text-align:left;place-items:initial}
body.chat aside{overflow:hidden}
body.chat.collapsed aside{display:none}
.search{border:1px solid var(--line);border-radius:8px;padding:7px 10px;background:var(--card);color:var(--text);font:inherit}
.group{font-size:12px;color:var(--muted);margin:8px 6px 2px;text-transform:uppercase;letter-spacing:.04em}
.group a{color:var(--muted)}
.topics{flex:1;overflow:auto}
.topic{display:block;padding:7px 10px;border-radius:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text);text-decoration:none}
.topic:hover,.topic.active{background:var(--bubble)}.topic.active{font-weight:600}
.quota{font-size:12px;color:var(--muted)}
.me a{text-decoration:none}
header{display:flex;align-items:center;gap:8px;padding:10px 20px;border-bottom:1px solid var(--line)}
header h1{font-size:15px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chip{border:1px solid var(--line);border-radius:999px;padding:3px 10px;font:inherit;font-size:13px;color:var(--muted);background:transparent}
.chip input{border:0;background:transparent;color:inherit;font:inherit}
.burger{display:none}
.menu{position:relative}
.dropdown{position:absolute;right:0;top:110%;background:var(--card);border:1px solid var(--line);border-radius:10px;min-width:170px;z-index:20;overflow:hidden}
.dropdown button{display:block;width:100%;text-align:left;border:0;background:none;color:var(--text);padding:9px 14px;font:inherit;cursor:pointer}
.dropdown button:hover{background:var(--bubble)}.dropdown .danger{color:var(--danger)}
.thread{flex:1;overflow:auto;padding:24px 16px}
.col{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:22px}
.empty{text-align:center;margin-top:12vh}.empty h2{font-weight:600;margin-bottom:6px}
.user{align-self:flex-end;background:var(--bubble);padding:10px 14px;border-radius:14px;max-width:80%;white-space:pre-wrap;word-break:break-word}
.answer .body p,.answer .body ul,.answer .body ol,.answer .body table{margin-bottom:10px}
.answer .body ul,.answer .body ol{padding-left:22px}
.answer .body table{border-collapse:collapse}.answer .body th,.answer .body td{border:1px solid var(--line);padding:4px 8px}
.answer .body.streaming{white-space:pre-wrap}
.answer .body.err{color:var(--danger)}
.dots{color:var(--muted)}
.cite{color:var(--accent);font-weight:600;font-size:12px;cursor:pointer;margin:0 1px}
.sources{border:1px solid var(--line);border-radius:10px;background:var(--card);margin-top:6px}
.sources>summary{padding:8px 12px;cursor:pointer;font-size:13px;color:var(--muted)}
.src{padding:8px 12px;border-top:1px solid var(--line);font-size:13px}
.src b{color:var(--accent)}.src.flash{background:var(--bubble)}
.chunk{white-space:pre-wrap;margin-top:6px;color:var(--muted);max-height:260px;overflow:auto}
.actions{display:flex;gap:6px;margin-top:8px}
.actions span{font-size:13px;padding:3px 8px;border-radius:6px;cursor:pointer;color:var(--muted)}
.actions span:hover,.actions span.on{background:var(--bubble)}
footer{padding:12px 16px 14px}
.composer{max-width:760px;margin:0 auto;border:1px solid var(--line);border-radius:14px;background:var(--card);display:flex;align-items:flex-end;padding:8px;gap:6px}
.composer textarea{flex:1;border:0;resize:none;background:transparent;color:var(--text);font:inherit;padding:6px;outline:none;max-height:200px}
.send{background:var(--accent);color:#fff;border:0;border-radius:9px;min-width:36px;height:36px;font-size:16px;cursor:pointer;padding:0 10px}
.send.stop{font-size:13px}
.disc{max-width:760px;margin:6px auto 0;text-align:center;font-size:12px;color:var(--muted)}
.scrim{display:none}
@media (max-width:760px){
  body.chat aside{position:fixed;inset:0 auto 0 0;z-index:30;transform:translateX(-100%);transition:transform .2s;display:flex}
  body.chat aside.open{transform:none}
  .scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:25}
  .burger{display:inline-block}.collapse{display:none}
  header{padding:8px 10px;flex-wrap:wrap}header h1{flex-basis:50%}
}

/* --- dashboard / diff --- */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:16px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;color:var(--text);text-decoration:none;display:block}
.tile .n{font-size:26px;font-weight:600}
pre.diff{font-size:12.5px;white-space:pre-wrap;line-height:1.5}
pre.diff .add{background:rgba(47,125,80,.18);display:block}pre.diff .del{background:rgba(179,38,30,.16);display:block}pre.diff .hdr{color:var(--muted);display:block}
.field.check{flex-direction:row;align-items:center;gap:8px}