:root{--bg:#f6f7f9;--fg:#1c2330;--muted:#667085;--card:#fff;--line:#d9dee7;--accent:#1f6feb;--ok:#127a3d;--warn:#b54708}
@media (prefers-color-scheme:dark){:root{--bg:#12161d;--fg:#e6e9ef;--muted:#98a2b3;--card:#1b212b;--line:#2d3644;--accent:#5b9dff;--ok:#4cc38a;--warn:#f2a65a}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.45 system-ui,sans-serif}
main{max-width:1100px;margin:0 auto;padding:1rem}
.top{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:space-between;align-items:center;padding:.6rem 1rem;background:var(--card);border-bottom:1px solid var(--line)}
.top nav a{margin-right:1rem;color:var(--fg);font-weight:600;text-decoration:none}
.status{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}.status form{margin:0}
.pill{padding:.15rem .6rem;border:1px solid var(--line);border-radius:99px;font-size:13px}
.pill.ok{color:var(--ok)}.pill.warn{color:var(--warn);font-weight:700}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:1rem;margin:.75rem 0}.narrow{max-width:420px;margin:4rem auto}
label{display:block;margin:.5rem 0}input,textarea,select{width:100%;padding:.45rem;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font:inherit}
input[type=checkbox]{width:auto}
button{padding:.45rem .9rem;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--fg);cursor:pointer;font:inherit}
button.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.row{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.row input{flex:1;min-width:12rem}
.muted{color:var(--muted)}.flash{background:var(--card);border-left:4px solid var(--warn);padding:.5rem .75rem}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.4rem;border-bottom:1px solid var(--line)}
.split{display:grid;grid-template-columns:260px 1fr;gap:1rem}@media(max-width:700px){.split{grid-template-columns:1fr}}
.conv{display:block;padding:.5rem;border:1px solid var(--line);border-radius:6px;margin-bottom:.4rem;color:var(--fg);text-decoration:none;background:var(--card)}.conv.sel{border-color:var(--accent)}
.chat{display:flex;flex-direction:column;gap:.4rem;max-height:420px;overflow:auto;padding:.5rem 0}
.bubble{max-width:80%;padding:.45rem .7rem;border-radius:10px;border:1px solid var(--line);white-space:pre-wrap}
.bubble small{display:block;color:var(--muted);font-size:11px}
.bubble.me{align-self:flex-start;background:var(--card)}.bubble.bot{align-self:flex-end;background:color-mix(in srgb,var(--accent) 15%,var(--card))}
.collected{display:grid;grid-template-columns:auto 1fr;gap:.2rem 1rem}.collected dt{color:var(--muted)}.collected dd{margin:0}