:root{--navy:#0b2a4a;--blue:#1b5fa8;--sky:#e8f1fb;--ink:#17212b;--muted:#5a6b7b;--line:#d5dee8;--ok:#1d7a46;--warn:#9a5b00;--bad:#b3261e;--bg:#f5f8fb;--white:#fff;--staff:#e9f6ee}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--blue)}.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
:focus-visible{outline:3px solid #ffb703;outline-offset:2px}
header.top{background:var(--navy);color:#fff;display:flex;align-items:center;gap:16px;padding:10px 20px;flex-wrap:wrap}
header.top .brand{font-weight:700;font-size:1.15rem;color:#fff;text-decoration:none;letter-spacing:.3px}header.top .brand small{font-weight:400;opacity:.8}
header.top nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}header.top nav a{color:#dbe8f6;padding:6px 12px;border-radius:6px;text-decoration:none}
header.top nav a.on,header.top nav a:hover{background:rgba(255,255,255,.15);color:#fff}
header.top form{margin:0}.badge{background:#ffb703;color:#222;border-radius:10px;padding:0 8px;font-size:.8rem;font-weight:700;margin-left:4px}
main{max-width:1080px;margin:24px auto;padding:0 16px}main.wide{max-width:1400px}
h1{font-size:1.5rem;margin:.2em 0 .6em}h2{font-size:1.15rem;margin:.2em 0 .5em}
.card{background:var(--white);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin-bottom:16px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.muted{color:var(--muted)}.small{font-size:.875rem}.right{text-align:right}
label{display:block;font-weight:600;margin:12px 0 4px}input[type=text],input[type=password],input[type=number],select,textarea{width:100%;padding:10px 12px;border:1px solid #9fb0c2;border-radius:8px;font:inherit;background:#fff}
button,.btn{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:8px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
button:hover,.btn:hover{background:#154c88}button.secondary,.btn.secondary{background:#fff;color:var(--blue);border:1px solid var(--blue)}
button.danger{background:var(--bad)}button.ok{background:var(--ok)}button.link{background:none;color:#dbe8f6;padding:6px 12px}button:disabled{opacity:.5;cursor:not-allowed}
.alert{padding:10px 14px;border-radius:8px;margin:10px 0}.alert.err{background:#fdecea;color:var(--bad);border:1px solid #f3b8b3}
.alert.warn{background:#fff4e0;color:var(--warn);border:1px solid #f1d29b}.alert.info{background:var(--sky);color:var(--navy);border:1px solid #bcd3ec}
.login{max-width:420px;margin:48px auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#eef3f8;font-size:.85rem;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}tr.click:hover{background:#f0f6fc}
.pill{display:inline-block;border-radius:12px;padding:1px 10px;font-size:.8rem;font-weight:700;background:#e6ebf0;color:#33414f}
.pill.ok{background:#dff3e7;color:var(--ok)}.pill.warn{background:#fff1d6;color:var(--warn)}.pill.bad{background:#fbe0dd;color:var(--bad)}.pill.info{background:var(--sky);color:var(--navy)}
.p1{background:#fbe0dd;color:var(--bad)}.p2{background:#fff1d6;color:var(--warn)}.p3{background:#e6ebf0;color:#33414f}
.chat-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.thread{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px;min-height:300px;max-height:56vh;overflow-y:auto;display:flex;flex-direction:column;gap:10px}
.bubble{max-width:78%;padding:9px 13px;border-radius:14px;border:1px solid var(--line);background:#fff;overflow-wrap:anywhere}
.bubble .who{font-size:.75rem;font-weight:700;color:var(--muted);margin-bottom:2px}.bubble .at{font-size:.7rem;color:var(--muted);margin-top:3px}
.bubble.customer{align-self:flex-end;background:var(--blue);color:#fff;border-color:var(--blue)}.bubble.customer .who,.bubble.customer .at{color:#d7e6f7}
.bubble.bot{align-self:flex-start;background:var(--sky);border-color:#bcd3ec}.bubble.staff{align-self:flex-start;background:var(--staff);border-color:#a9d9bd}
.bubble.system{align-self:center;background:#f1f3f5;border-style:dashed;max-width:90%;font-size:.9rem;text-align:center;color:#33414f}
.sources{font-size:.78rem;color:var(--muted);margin-top:4px}.typing{align-self:flex-start;color:var(--muted);font-style:italic;font-size:.9rem}
.typing::after{content:" ...";animation:blink 1.2s infinite}@keyframes blink{50%{opacity:.2}}
.composer{display:flex;gap:8px;margin-top:10px}.composer input{flex:1}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.chips button{background:#fff;color:var(--blue);border:1px solid var(--blue);border-radius:16px;padding:5px 12px;font-weight:500}
.actions-bar{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}.stars button{background:#fff;color:#8a6100;border:1px solid #e3c36a;margin-right:4px}
.split{display:grid;gap:16px;grid-template-columns:minmax(0,3fr) minmax(0,2fr)}@media(max-width:900px){.split{grid-template-columns:1fr}.bubble{max-width:92%}}
.kv{display:grid;grid-template-columns:140px 1fr;gap:4px 10px;font-size:.92rem}.kv dt{color:var(--muted)}.kv dd{margin:0}
details{margin:8px 0}summary{cursor:pointer;font-weight:600}pre.json{background:#f1f5f9;padding:8px;border-radius:6px;overflow:auto;font-size:.8rem;max-height:240px}
.timeline{list-style:none;padding:0;margin:0}.timeline li{border-left:3px solid var(--line);padding:4px 0 10px 14px;margin-left:6px;position:relative}
.timeline li::before{content:"";position:absolute;left:-7px;top:9px;width:11px;height:11px;border-radius:50%;background:var(--blue)}
.timeline li.kind-message::before{background:#7a8b9c}.timeline li.kind-decision::before{background:#8a4fd1}.timeline li.kind-tool::before{background:#c27c0e}
.timeline li.kind-action::before{background:var(--bad)}.timeline li.kind-staff::before{background:var(--ok)}
.stat{font-size:1.9rem;font-weight:700;color:var(--navy)}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.inline{display:inline}
.err-page{text-align:center;margin:80px auto;max-width:480px}