[hidden]{display:none!important}
:root{
  --bg:#f6f7f9; --card:#fff; --ink:#1b1f24; --muted:#5f6b7a; --line:#e3e7ec; --soft:#f1f3f6;
  --crit:#b42318; --high:#d9480f; --med:#b58105; --low:#2f6fbd; --info:#6b7785;
  --good:#1f8a4c; --ok:#b58105; --bad:#b42318; --brand:#1d4ed8; --series-1:#2a78d6;
  --focus:#2a78d6;
}
@media (prefers-color-scheme: dark){
  :root:where(:not([data-theme="light"])){
    --bg:#0f1216; --card:#171b21; --ink:#e7ebf0; --muted:#98a3b2; --line:#2a3039; --soft:#1e232b;
    --crit:#f97066; --high:#fb8c4a; --med:#f1c24d; --low:#6ea8fe; --info:#98a3b2;
    --good:#4cc98a; --ok:#f1c24d; --bad:#f97066; --series-1:#3987e5;
  }
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.pt:focus-visible{outline:2px solid var(--focus);outline-offset:2px}

/* top bar */
.topbar{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.topbar .in{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:22px;height:58px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none;white-space:nowrap}
.logo img{max-height:30px;max-width:140px}
.logo .mark{width:28px;height:28px;border-radius:7px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
nav.main{display:flex;gap:4px;flex:1;overflow-x:auto}
nav.main a{color:var(--muted);text-decoration:none;padding:7px 12px;border-radius:8px;font-weight:600;font-size:14px;white-space:nowrap}
nav.main a:hover{background:var(--soft);color:var(--ink)}
nav.main a.on{background:var(--soft);color:var(--ink)}
.who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);white-space:nowrap}
.who form{margin:0}

.wrap{max-width:1200px;margin:0 auto;padding:26px 20px 70px}
.head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.head h1{margin:0;font-size:26px;letter-spacing:-.01em}
.head .sub{color:var(--muted);font-size:14px;margin-top:4px;word-break:break-all}
.eyebrow{font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);font-weight:700}
h2{font-size:18px;margin:30px 0 12px}
.muted{color:var(--muted)}
.small{font-size:13px}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.grid{display:grid;gap:14px}
.kpis{grid-template-columns:repeat(5,1fr)}
.kpi .n{font-size:30px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}
.kpi .l{font-size:12px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-top:4px}
.two{grid-template-columns:1fr 1fr}
.three{grid-template-columns:repeat(3,1fr)}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--card);color:var(--ink);
  border-radius:8px;padding:8px 14px;font-family:inherit;font-weight:600;font-size:14px;line-height:1.2;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--soft)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--crit);border-color:color-mix(in srgb,var(--crit) 40%,var(--line))}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.link{border:0;background:none;color:var(--brand);padding:0}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.inline{display:inline}
label{display:block;font-weight:600;font-size:14px;margin:14px 0 6px}
label .hint,.hint{font-weight:400;color:var(--muted);font-size:13px}
input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],input[type=time],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:inherit}
textarea{min-height:76px;resize:vertical}
input[type=color]{width:52px;height:38px;border:1px solid var(--line);border-radius:8px;padding:2px;background:var(--card)}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500;margin:12px 0}
.check input{margin-top:3px;width:16px;height:16px;flex:none}
fieldset{border:1px solid var(--line);border-radius:12px;padding:6px 18px 18px;margin:0 0 16px;background:var(--card)}
legend{font-weight:700;padding:0 6px;font-size:15px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 16px}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg label{margin:0;font-weight:600;border:1px solid var(--line);border-radius:8px;padding:7px 12px;cursor:pointer;background:var(--card)}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg input:checked+span{color:var(--brand)}
.seg label:has(input:checked){border-color:var(--brand);box-shadow:inset 0 0 0 1px var(--brand)}
.seg input:focus-visible+span{outline:2px solid var(--focus);outline-offset:3px;border-radius:4px}
.warnbox{background:color-mix(in srgb,var(--med) 12%,var(--card));border:1px solid color-mix(in srgb,var(--med) 40%,var(--line));border-radius:10px;padding:10px 14px;font-size:14px}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;font-size:12px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:10px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl a.rowlink{color:var(--ink);text-decoration:none;font-weight:600}
.tbl a.rowlink:hover{text-decoration:underline}
.scroll{overflow-x:auto}

/* badges */
.grade{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;color:#fff;font-weight:800;font-size:15px;flex:none}
.grade.lg{width:64px;height:64px;font-size:30px}
.g-A,.g-B{background:var(--good)}.g-C{background:var(--ok)}.g-D{background:var(--high)}.g-F{background:var(--bad)}.g-none{background:var(--line);color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:2px 9px;border-radius:99px;background:var(--soft);color:var(--muted);white-space:nowrap}
.pill.running,.pill.starting,.pill.queued{background:color-mix(in srgb,var(--series-1) 14%,var(--card));color:var(--series-1)}
.pill.done{background:color-mix(in srgb,var(--good) 14%,var(--card));color:var(--good)}
.pill.failed{background:color-mix(in srgb,var(--crit) 12%,var(--card));color:var(--crit)}
.pill.cancelled{background:var(--soft);color:var(--muted)}
.pill .spin{width:8px;height:8px;border-radius:50%;background:currentColor;animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.25}}
@media (prefers-reduced-motion: reduce){.pill .spin{animation:none}}
.delta{font-size:12px;font-weight:700}.up{color:var(--good)}.down{color:var(--bad)}
.sev{display:inline-flex;gap:5px;align-items:center;font-size:13px;font-variant-numeric:tabular-nums}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}

.flash{border-radius:10px;padding:10px 14px;margin-bottom:18px;font-weight:600;font-size:14px}
.flash.ok{background:color-mix(in srgb,var(--good) 13%,var(--card));color:var(--good);border:1px solid color-mix(in srgb,var(--good) 35%,var(--line))}
.flash.error{background:color-mix(in srgb,var(--crit) 12%,var(--card));color:var(--crit);border:1px solid color-mix(in srgb,var(--crit) 35%,var(--line))}
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty h3{color:var(--ink);margin:0 0 6px}

/* log */
pre.log{background:#0f1216;color:#d6dde6;border-radius:10px;padding:14px;font:12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;max-height:420px;overflow:auto;white-space:pre-wrap;margin:0}

/* charts */
.spark{display:block}
.trend{position:relative}
.trend svg{width:100%;height:auto;display:block}
.trend .grid{stroke:var(--line);stroke-width:1}
.trend .axis{fill:var(--muted);font-size:12px}
.trend .dot{fill:var(--series-1);stroke:var(--card);stroke-width:2}
.trend .pt{cursor:pointer;outline:none}
.trend .pt:hover .dot,.trend .pt:focus .dot{r:6}
.trend .tip{position:absolute;pointer-events:none;background:var(--ink);color:var(--card);font-size:12.5px;padding:6px 9px;border-radius:7px;
  transform:translate(-50%,-120%);white-space:nowrap;box-shadow:0 4px 14px rgba(0,0,0,.18)}

.copy{display:flex;gap:6px}
.copy input{font-family:ui-monospace,Menlo,monospace;font-size:12.5px}
.logo-prev{max-height:44px;max-width:180px;display:block;margin:6px 0;border:1px solid var(--line);border-radius:6px;padding:4px;background:#fff}
.auth-wrap{max-width:400px;margin:9vh auto;padding:0 20px}
.auth-wrap .card{padding:26px}
.auth-wrap h1{font-size:22px;margin:0 0 4px}

@media (max-width:900px){.logo img{max-width:90px}nav.main a{padding:7px 8px}.kpis{grid-template-columns:repeat(2,1fr)}.two,.three,.row,.row3{grid-template-columns:1fr}.hide-sm{display:none}
  .topbar .in{gap:12px}.who span{display:none}}

/* ---------------- AI Tester chat ---------------- */
.chat-layout{display:grid;grid-template-columns:minmax(360px,5fr) 7fr;gap:16px;align-items:start}
.chat-col{display:flex;flex-direction:column;height:calc(100vh - 190px);min-height:520px;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.timeline{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}
.ev-user{align-self:flex-end;max-width:88%;background:var(--brand);color:#fff;border-radius:14px 14px 4px 14px;padding:9px 13px;white-space:pre-wrap;font-size:14px}
.ev-say{color:var(--muted);font-size:14px;padding:2px 2px;white-space:pre-wrap}
.ev-status{color:var(--muted);font-size:12.5px;text-align:center;padding:4px}
.ev-error{color:var(--crit);font-size:13.5px;background:color-mix(in srgb,var(--crit) 8%,var(--card));border-radius:8px;padding:8px 10px}
.ev-step{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;padding:6px 8px;border-radius:8px;cursor:pointer;border:1px solid transparent;background:none;color:inherit;text-align:left;font-family:inherit;width:100%}
.ev-step:hover,.ev-step.sel{background:var(--soft);border-color:var(--line)}
.ev-step .ic{flex:none;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;background:var(--soft);color:var(--muted)}
.ev-step.err .ic{background:color-mix(in srgb,var(--crit) 15%,var(--card));color:var(--crit)}
.ev-step .num{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11.5px;margin-left:auto;white-space:nowrap}
.ev-check .ic.ok{background:color-mix(in srgb,var(--good) 18%,var(--card));color:var(--good)}
.ev-check .ic.bad{background:color-mix(in srgb,var(--crit) 15%,var(--card));color:var(--crit)}
.ev-check .sub{color:var(--muted);font-size:12.5px;margin-top:2px}
.verdict{border-radius:12px;border:1px solid var(--line);padding:14px;margin:6px 0}
.verdict .vh{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;margin-bottom:6px}
.verdict .badge2{color:#fff;border-radius:6px;padding:3px 9px;font-size:12px;letter-spacing:.04em}
.v-passed{border-color:color-mix(in srgb,var(--good) 45%,var(--line))}.v-passed .badge2{background:var(--good)}
.v-failed{border-color:color-mix(in srgb,var(--crit) 45%,var(--line))}.v-failed .badge2{background:var(--crit)}
.v-blocked .badge2,.v-question .badge2{background:var(--med)}
.verdict ul{margin:8px 0 0;padding-left:18px;font-size:13.5px}
.composer{border-top:1px solid var(--line);padding:12px;background:var(--card)}
.composer textarea{min-height:64px;max-height:200px}
.composer .row-btns{display:flex;justify-content:space-between;align-items:center;margin-top:8px;gap:8px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 8px}
.chip2{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:99px;padding:6px 11px;font:inherit;font-size:13px;cursor:pointer;text-align:left}
.chip2:hover{border-color:var(--brand);color:var(--brand)}
.viewer{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;position:sticky;top:76px}
.viewer .bar{display:flex;gap:8px;align-items:center;padding:8px 10px;border-bottom:1px solid var(--line);background:var(--soft)}
.viewer .dots{display:flex;gap:5px}.viewer .dots i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}
.viewer .addr{flex:1;background:var(--card);border:1px solid var(--line);border-radius:7px;padding:4px 10px;font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viewer .screen{background:var(--bg);min-height:360px;display:grid;place-items:center}
.viewer .screen img{width:100%;display:block}
.viewer .cap{padding:8px 12px;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);min-height:34px}
.working{display:inline-flex;align-items:center;gap:8px;color:var(--series-1);font-size:13px;font-weight:600}
.working .spin{width:8px;height:8px;border-radius:50%;background:currentColor;animation:pulse 1s infinite}
@media (max-width:900px){.chat-layout{grid-template-columns:1fr}.chat-col{height:auto;min-height:0}.timeline{max-height:60vh}.viewer{position:static}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.ws-switch select{padding:5px 8px;font-size:13px;max-width:190px;margin:0}
.badge-ok{color:var(--good);font-weight:600}.badge-warn{color:var(--med);font-weight:600}
.meter{height:6px;background:var(--soft);border-radius:99px;overflow:hidden;margin-top:4px}
.meter>span{display:block;height:100%;background:var(--series-1)}
.meter.full>span{background:var(--crit)}
code.tok{user-select:all;word-break:break-all}