:root{--bg:#f6f7f9;--fg:#1c2230;--muted:#667085;--card:#fff;--line:#dde1e8;--accent:#2457d6;--accent-fg:#fff;--ok:#146c43;--okbg:#e6f4ec;--err:#a4161a;--errbg:#fdecec;--radius:10px}
@media (prefers-color-scheme:dark){:root{--bg:#12151c;--fg:#e8ebf2;--muted:#9aa3b5;--card:#1b2030;--line:#2c3348;--accent:#6b93ff;--accent-fg:#0b1020;--ok:#6fd3a1;--okbg:#14301f;--err:#ff8a8d;--errbg:#3a1618}}
*{box-sizing:border-box}
body{margin:0;font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
a{color:var(--accent)}
.site-header{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--card);border-bottom:1px solid var(--line)}
.brand{font-weight:700;text-decoration:none;color:var(--fg)}
nav{display:flex;flex-wrap:wrap;gap:.25rem 1rem;align-items:center}
nav a{text-decoration:none}
.container{max-width:960px;margin:0 auto;padding:1rem}
.site-footer{text-align:center;color:var(--muted);padding:2rem 1rem;font-size:.85rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem;margin:1rem 0}
.card.narrow,.narrow{max-width:460px;margin-left:auto;margin-right:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem}
.grid .card{margin:0}
.stat{text-decoration:none;color:inherit;display:flex;flex-direction:column;align-items:flex-start}
.stat .num{font-size:2rem;font-weight:700}
.hero{padding:1.5rem 0}
h1{font-size:1.6rem;margin:.5rem 0 1rem}h2{font-size:1.2rem;margin:.25rem 0 .75rem}h3{font-size:1rem}
label{display:block;margin:.75rem 0 .25rem;font-weight:600}
label.check{display:flex;gap:.5rem;font-weight:400;align-items:center}
input,textarea,select{width:100%;padding:.55rem .65rem;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg);font:inherit}
input[type=checkbox]{width:auto}
input.link-box{font-family:ui-monospace,monospace;font-size:.85rem}
textarea{resize:vertical}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.5rem;align-items:end}
.row .btn{align-self:end}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.btn{display:inline-block;background:var(--accent);color:var(--accent-fg);border:0;border-radius:8px;padding:.6rem 1rem;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;margin-top:.75rem}
.btn.secondary{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.btn.danger{background:var(--err);color:#fff}
.btn:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
form.inline{display:inline}
button.link{background:none;border:0;color:var(--accent);font:inherit;cursor:pointer;padding:0}
.actions{display:flex;gap:.75rem;flex-wrap:wrap}
.actions form{margin:0}
.alert{padding:.6rem .8rem;border-radius:8px;margin:.75rem 0}
.alert.ok{background:var(--okbg);color:var(--ok)}
.alert.error{background:var(--errbg);color:var(--err)}
.hint{color:var(--muted);font-size:.9rem}
.badge{display:inline-block;padding:.1rem .55rem;border-radius:999px;border:1px solid var(--line);font-size:.8rem}
.badge.ok{background:var(--okbg);color:var(--ok);border-color:transparent}
.badge.muted{color:var(--muted)}
.thread{display:flex;flex-direction:column;gap:.5rem;margin:.5rem 0 1rem;max-height:55vh;overflow:auto}
.msg{max-width:85%;padding:.5rem .75rem;border-radius:12px;border:1px solid var(--line)}
.msg p{margin:.15rem 0;white-space:pre-wrap;overflow-wrap:anywhere}
.msg .who{font-size:.75rem;color:var(--muted)}
.msg-visitor{align-self:flex-end;background:var(--okbg)}
.msg-assistant{align-self:flex-start;background:var(--bg)}
.ref{font-size:1.1rem;font-weight:700}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sr{position:absolute;left:-9999px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:.5rem;border-bottom:1px solid var(--line);vertical-align:top}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.filters a{margin-right:.75rem}.filters a.active{font-weight:700}
dl{display:grid;grid-template-columns:minmax(120px,200px) 1fr;gap:.35rem 1rem}
dt{font-weight:600}dd{margin:0}
.pre{white-space:pre-wrap;overflow-wrap:anywhere}
.timeline{list-style:none;padding:0}
.timeline li{border-left:3px solid var(--line);padding:.25rem 0 .25rem .75rem;margin:.5rem 0}
.timeline li.vis-customer{border-color:var(--ok)}
.timeline p{margin:.15rem 0;white-space:pre-wrap;overflow-wrap:anywhere}
progress{width:min(300px,60%);height:1rem;vertical-align:middle}
details{margin:.5rem 0}summary{cursor:pointer;font-weight:600}
code{background:var(--bg);padding:.05rem .3rem;border-radius:4px;overflow-wrap:anywhere}
[hidden]{display:none!important}