:root{--bg:#f6f7f9;--card:#fff;--ink:#1d2330;--muted:#6b7385;--line:#e3e6ec;--pri:#5b4bdb;--pri2:#4a3bc4;--ok:#127a43;--okbg:#e7f6ee;--err:#b42318;--errbg:#fdecea;--code:#f1f2f6}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans Arabic",sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--pri)}
code{background:var(--code);padding:1px 5px;border-radius:4px;font-size:13px}
code.block{display:block;padding:8px 10px;margin-top:6px;white-space:pre-wrap;word-break:break-all}
code.copy{cursor:pointer;user-select:all}
h1{font-size:24px;margin:0 0 16px}h2{font-size:17px;margin:0 0 12px}h3{font-size:14px;margin:14px 0 6px}
.muted{color:var(--muted)}.small{font-size:13px}.danger{color:var(--err)}
.logo{color:var(--pri)}
.top{display:flex;align-items:center;gap:24px;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;color:var(--ink);text-decoration:none}
.top nav{display:flex;gap:4px;flex:1}
.top nav a{padding:6px 12px;border-radius:8px;color:var(--muted);text-decoration:none}
.top nav a.on,.top nav a:hover{background:var(--bg);color:var(--ink)}
.who{color:var(--muted);font-size:13px}
.page{max-width:920px;margin:24px auto;padding:0 16px}.page.full{max-width:1200px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:18px}
.center{display:flex;align-items:center;justify-content:center;min-height:100vh;flex-direction:column}
.narrow{width:min(420px,92vw)}
label{display:block;font-size:13px;font-weight:600;margin:0 0 12px}
label.check{font-weight:400;display:flex;gap:8px;align-items:center;font-size:14px}
input,select,textarea{width:100%;font:inherit;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;margin-top:4px;color:var(--ink)}
input[type=checkbox]{width:auto;margin:0}
input:focus,textarea:focus,select:focus{outline:2px solid #cfc9f7;border-color:var(--pri)}
button,.btn{font:inherit;font-weight:600;padding:9px 16px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;text-decoration:none;display:inline-block}
button.primary,.btn.primary{background:var(--pri);border-color:var(--pri);color:#fff}
button.primary:hover,.btn.primary:hover{background:var(--pri2)}
button:disabled{opacity:.5;cursor:default}
button.ghost,.btn.ghost{background:transparent}
button.link{background:none;border:none;padding:0;color:var(--pri);font-weight:400;text-decoration:underline}
button.link.danger{color:var(--err)}
.wide{width:100%;text-align:center}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.between{justify-content:space-between}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.grid2 .row{grid-column:1/-1}
@media(max-width:700px){.grid2{grid-template-columns:1fr}}
form.inline{display:inline}
.flash{margin:14px auto;max-width:920px;padding:10px 14px;border-radius:8px;background:var(--okbg);color:var(--ok)}
.flash.err{background:var(--errbg);color:var(--err)}
.card .flash{margin:0 0 12px}
.tbl{width:100%;border-collapse:collapse;margin-bottom:12px}
.tbl th{text-align:left;font-size:12px;color:var(--muted);font-weight:600;border-bottom:1px solid var(--line);padding:6px 8px}
.tbl td{border-bottom:1px solid var(--line);padding:8px;vertical-align:top}
.tbl tr.off td{opacity:.55}.tbl tr.err td{background:#fff8f7}
.tbl td.args{font-family:ui-monospace,monospace;font-size:12px;word-break:break-all;max-width:420px}
.tag{font-size:11px;background:var(--code);padding:1px 6px;border-radius:10px;color:var(--muted)}
.syslist{padding-left:18px}.checks{margin-bottom:12px}
/* chat */
body.chatpage{display:flex;flex-direction:column;height:100vh}
.chatwrap{flex:1;display:flex;min-height:0}
.convs{width:260px;border-right:1px solid var(--line);background:var(--card);padding:12px;display:flex;flex-direction:column;gap:10px}
.convlist{overflow:auto;display:flex;flex-direction:column}
.convlist a{padding:7px 10px;border-radius:8px;color:var(--ink);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}
.convlist a.on,.convlist a:hover{background:var(--bg)}
.chat{flex:1;display:flex;flex-direction:column;min-width:0}
.log{flex:1;overflow:auto;padding:24px max(16px,calc(50% - 400px))}
.msg{margin:0 0 16px;max-width:100%}
.msg.user{background:#ecebfb;padding:10px 14px;border-radius:12px;margin-left:15%;white-space:pre-wrap}
.msg.assistant{background:var(--card);border:1px solid var(--line);padding:12px 16px;border-radius:12px;overflow-x:auto}
.msg.assistant table{border-collapse:collapse;margin:8px 0;font-size:14px}
.msg.assistant th,.msg.assistant td{border:1px solid var(--line);padding:5px 9px;text-align:left}
.msg.assistant th{background:var(--bg)}
.msg.assistant td:not(:first-child){font-variant-numeric:tabular-nums}
.msg.assistant p:first-child{margin-top:0}.msg.assistant p:last-child{margin-bottom:0}
.msg.tool{font-size:12.5px;color:var(--muted);margin:-8px 0 10px 4px;font-family:ui-monospace,monospace}
.msg.tool.fail{color:var(--err)}
.msg.error{background:var(--errbg);color:var(--err);padding:10px 14px;border-radius:10px}
.msg.thinking{color:var(--muted);font-size:13px}
.msg.thinking::after{content:'';display:inline-block;width:6px;height:6px;margin-left:6px;border-radius:50%;background:var(--pri);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.2}}
.hello{text-align:center;margin-top:8vh}.hello h2{font-size:22px}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:14px}
.chips button{font-weight:400;border-radius:20px;font-size:14px}
.ask{padding:0 max(16px,calc(50% - 400px))}
.ask:first-of-type{padding-top:10px}
.askbar{display:flex;gap:8px;align-items:flex-end;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:8px}
.askbar textarea{border:none;margin:0;resize:none;max-height:200px;outline:none}
.askmeta{padding:6px 4px 12px}.askmeta select{width:auto;padding:2px 6px;margin:0}
.askmeta label{display:inline;font-weight:400}
.empty{margin:20px max(16px,calc(50% - 400px)) 0}
@media(max-width:800px){.convs{display:none}.top{gap:10px;flex-wrap:wrap}.who{display:none}}