:root{
  --bg:#F4F6F9; --panel:#fff; --ink:#141A24; --muted:#5A6475; --line:#DDE2EA; --line-soft:#EEF1F5;
  --accent:#2457D6; --accent-dark:#173FA3; --accent-soft:#E8EEFB; --accent-line:#B9C9F0;
  --bad-bg:#FDE8E6; --bad:#8A1C12; --bad-line:#F3B8B2;
  --warn-bg:#FFF1D6; --warn:#6B4200; --warn-line:#EBCF8E;
  --ok-bg:#E3F4E7; --ok:#14532D; --ok-line:#B5DEC0;
  --teal-bg:#EAF5F3; --teal:#0B5A4E; --teal-line:#B3D8D1;
  --violet-bg:#F1ECFA; --violet:#4B2A8A; --violet-line:#CFC1EA;
  --amber-bg:#FBEFE6; --amber:#7A3A0A; --amber-line:#EBCBB0;
  --grey-bg:#EEF1F5; --grey:#3B4556; --grey-line:#CBD2DD;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
a{color:var(--accent)} a:hover{color:var(--accent-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1{font-size:24px;line-height:1.2;margin:0 0 4px;font-weight:700}
h2{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
.muted{color:var(--muted)}
.small{font-size:13px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* shell */
.app{display:flex;min-height:100vh;flex-wrap:wrap}
.side{flex:0 0 256px;background:var(--panel);border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:14px;position:sticky;top:0;height:100vh;overflow:auto}
.main{flex:999 1 560px;min-width:0;padding:28px 32px 64px}
.wrap{max-width:1040px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;padding:2px 8px}
.brand .mark{width:30px;height:30px;border-radius:8px;background:var(--accent-dark);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.brand b{font-size:17px;letter-spacing:.02em}
.ws{padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--bg)}
.ws small{display:block;color:var(--muted);font-size:11px;letter-spacing:.05em;text-transform:uppercase}
.nav{display:flex;flex-direction:column;gap:2px}
.nav a{display:flex;align-items:center;gap:10px;padding:0 12px;min-height:44px;border-radius:8px;color:var(--grey);text-decoration:none;font-weight:500}
.nav a:hover{background:var(--grey-bg)}
.nav a.on{background:var(--accent-soft);color:var(--accent-dark);font-weight:600}
.nav svg{flex:0 0 18px}
.chats{display:flex;flex-direction:column;gap:2px;min-height:0}
.chats a{display:block;padding:6px 12px;border-radius:8px;color:var(--grey);text-decoration:none;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chats a:hover{background:var(--grey-bg)}
.me{margin-top:auto;display:flex;gap:10px;align-items:center;padding:10px 8px;border-top:1px solid var(--line-soft)}
.avatar{flex:0 0 34px;width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent-dark);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.me .who{min-width:0;flex:1}
.me .who div{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.linkbtn{background:none;border:0;color:var(--accent);padding:0;text-decoration:underline;min-height:24px}

/* flash */
.flash{padding:10px 14px;border-radius:10px;margin-bottom:16px;border:1px solid}
.flash.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok-line)}
.flash.error{background:var(--bad-bg);color:var(--bad);border-color:var(--bad-line)}

/* cards, chips */
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.card + .card{margin-top:16px}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.stat b{display:block;font-size:26px;line-height:1.1}
.stat span{font-size:12px;color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;border:1px solid}
.pill.bad{background:var(--bad-bg);color:var(--bad);border-color:var(--bad-line)}
.pill.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn-line)}
.pill.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok-line)}
.pill.info{background:var(--accent-soft);color:var(--accent-dark);border-color:var(--accent-line)}
.pill.teal{background:var(--teal-bg);color:var(--teal);border-color:var(--teal-line)}
.pill.violet{background:var(--violet-bg);color:var(--violet);border-color:var(--violet-line)}
.pill.amber{background:var(--amber-bg);color:var(--amber);border-color:var(--amber-line)}
.pill.grey{background:var(--grey-bg);color:var(--grey);border-color:var(--grey-line)}
.pill.plain{background:#fff;color:var(--grey);border-color:var(--grey-line);font-weight:500}
.tag-sample{padding:1px 8px;border-radius:999px;border:1px dashed #A8B2C2;color:#4A5568;font-size:11px;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chips .lab{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-right:4px;min-width:64px}
.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--grey-line);background:#fff;color:var(--grey);border-radius:999px;padding:0 14px;min-height:40px;font-size:13px;font-weight:500;text-decoration:none}
.chip.on{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-dark);font-weight:600}
.chip i{font-style:normal;opacity:.75}
.filters{display:flex;flex-direction:column;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:0 16px;min-height:44px;font-weight:600;text-decoration:none}
.btn:hover{background:var(--accent-dark);color:#fff}
.btn.ghost{background:#fff;color:var(--accent-dark);border-color:var(--grey-line)}
.btn.ghost:hover{background:var(--grey-bg);color:var(--accent-dark)}
.btn.small{min-height:36px;padding:0 12px;font-size:13px}
.btn.danger{background:#fff;color:var(--bad);border-color:var(--bad-line)}
.btn[disabled]{opacity:.55;cursor:not-allowed}
input[type=text],input[type=email],select,textarea{width:100%;border:1px solid var(--grey-line);border-radius:8px;padding:10px 12px;background:#fff;color:var(--ink)}
label.f{display:block;font-weight:600;margin-bottom:6px}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.split{display:flex;flex-wrap:wrap;gap:16px}
.split > *{flex:1 1 320px;min-width:0}

/* hero + ask */
.hero{margin-bottom:20px}
.hero h1{font-size:28px}
.ask{background:var(--panel);border:1px solid var(--grey-line);border-radius:16px;padding:10px 10px 10px 16px;display:flex;gap:10px;align-items:flex-end;box-shadow:0 1px 2px rgba(20,26,36,.04)}
.ask:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.ask textarea{border:0;outline:0;resize:none;padding:8px 0;min-height:44px;max-height:180px;font-size:15px;background:transparent}
.ask button{flex:0 0 44px;width:44px;height:44px;border-radius:12px;border:0;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center}
.ask button:hover{background:var(--accent-dark)}
.ask button[disabled]{background:#9FB3E6;cursor:wait}
.suggest{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.suggest button{border:1px solid var(--grey-line);background:#fff;color:var(--grey);border-radius:999px;padding:0 14px;min-height:40px;font-size:13px}
.suggest button:hover{background:var(--grey-bg)}
.thread{display:flex;flex-direction:column;gap:18px;margin:0 0 20px}
.msg{display:flex;gap:12px}
.msg.user{justify-content:flex-end}
.bubble-user{background:var(--accent);color:#fff;border-radius:16px 16px 4px 16px;padding:10px 16px;max-width:720px;white-space:pre-wrap}
.bot{display:flex;gap:12px;max-width:860px;width:100%}
.bot .mark{flex:0 0 30px;width:30px;height:30px;border-radius:8px;background:var(--accent-dark);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;margin-top:2px}
.bot .body{flex:1;min-width:0}
.answer p{margin:0 0 8px}
.answer ul{margin:0 0 8px;padding-left:20px}
.answer li{margin-bottom:4px}
.meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:8px 0}
.rec{border:1px solid var(--line);border-radius:12px;background:#fff;padding:14px 16px;margin-top:10px}
.rec h3{margin:0;font-size:15px}
.rec .lims{margin-top:8px;display:flex;flex-direction:column;gap:6px}
.rec .lim{display:flex;gap:10px;align-items:flex-start}
.rec .foot{margin-top:10px;font-size:12px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 14px}
.typing{display:inline-flex;gap:4px;padding:8px 0}
.typing i{width:7px;height:7px;border-radius:50%;background:#9AA6BA;animation:b 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes b{0%,80%,100%{opacity:.3}40%{opacity:1}}
@media (prefers-reduced-motion:reduce){.typing i{animation:none}}

/* timeline */
.tl{display:flex;gap:14px}
.tl .rail{display:flex;flex-direction:column;align-items:center;flex:0 0 14px}
.tl .dot{width:12px;height:12px;border-radius:50%;margin-top:18px;box-shadow:0 0 0 3px #fff}
.tl .line{flex:1;width:2px;background:#D5DBE5;margin-top:4px}
.tl article{flex:1;min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:12px}
.tl .top{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;margin-bottom:8px}
.tl .text{font-size:15px;font-weight:500}
.tl .out{display:flex;gap:10px;align-items:flex-start;margin-top:10px;padding-top:10px;border-top:1px solid var(--line-soft)}
.tl .out > span:last-child{flex:1;min-width:0}
.tl .foot{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:10px;font-size:12px;color:var(--muted)}
.tl .foot .alert{color:var(--bad);font-weight:600}
.tl details{margin-top:10px}
.tl summary{cursor:pointer;color:var(--accent-dark);font-weight:600;font-size:13px;min-height:32px;display:flex;align-items:center}
.tl .thread-msgs{margin-top:8px;border-left:3px solid var(--grey-line);padding-left:12px;display:flex;flex-direction:column;gap:8px}
.tl .thread-msgs b{display:block;font-size:12px;color:var(--grey)}
.empty{background:#fff;border:1px dashed #BCC5D3;border-radius:12px;padding:28px;text-align:center;color:var(--muted)}
.lrow{display:flex;gap:10px;align-items:flex-start;padding:8px 0;border-top:1px solid var(--line-soft)}
.lrow > span:last-child{flex:1;min-width:0}
.listlink{display:flex;gap:10px;align-items:center;padding:10px 0;border-top:1px solid var(--line-soft);min-height:44px;color:var(--ink);text-decoration:none}
.listlink:hover{background:var(--bg)}
.listlink > span:first-child{flex:1;min-width:0}

/* tables */
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 12px;border-top:1px solid var(--line-soft);vertical-align:top}
th{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);border-top:0}
.tablewrap{overflow-x:auto}
.copyrow{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.copyrow input{flex:1 1 280px;font-size:12px}

/* standalone (login/onboarding) */
.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.box{width:100%;max-width:480px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:32px}
.box.wide{max-width:720px}
.rolegrid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.choice{display:flex;gap:10px;align-items:center;border:1px solid var(--grey-line);border-radius:10px;padding:0 14px;min-height:48px;cursor:pointer;background:#fff}
.choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft);font-weight:600;color:var(--accent-dark)}
.choice input{accent-color:var(--accent)}
.gbtn{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;min-height:48px;border:1px solid var(--grey-line);background:#fff;color:var(--ink);border-radius:10px;font-weight:600;text-decoration:none}
.gbtn:hover{background:var(--grey-bg);color:var(--ink)}
.gbtn.off{opacity:.6}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}

@media (max-width:820px){
  .side{flex:1 1 100%;position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}
  .nav{flex-direction:row;flex-wrap:wrap}
  .chats,.me{display:none}
  .main{padding:20px 16px 48px}
}

/* job tiles on Home */
.jobs{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px;margin:0 0 18px}
.job{display:flex;flex-direction:column;gap:2px;text-align:left;text-decoration:none;color:var(--ink,#16233A);background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px;min-height:64px;cursor:pointer;font:inherit}
.job b{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
.job span{font-size:12.5px;color:var(--grey)}
.job:hover{border-color:var(--accent);background:var(--accent-soft)}
.job:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.badge{font-style:normal;display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:var(--bad);color:#fff;font-size:11px;font-weight:700;margin-left:auto}
.nav .badge{margin-left:auto}
/* verdict banner on answers */
.verdict{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--grey-line);border-left-width:4px;border-radius:10px;padding:10px 12px;margin:0 0 10px;background:#fff}
.verdict .why{font-size:13.5px;line-height:1.45;color:var(--ink,#16233A)}
.verdict.ok{border-left-color:var(--ok);background:var(--ok-bg)}
.verdict.warn{border-left-color:var(--warn);background:var(--warn-bg)}
.verdict.bad{border-left-color:var(--bad);background:var(--bad-bg)}
.verdict.info{border-left-color:var(--accent);background:var(--accent-soft)}
/* product truth sub navigation, briefs */
.subnav{display:flex;gap:6px;margin:0 0 16px;border-bottom:1px solid var(--line)}
.subnav a{padding:8px 14px;text-decoration:none;color:var(--muted);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px}
.subnav a.on{color:var(--accent-dark);border-bottom-color:var(--accent);font-weight:600}
.sub{font-size:13px;font-weight:600;color:var(--muted);margin:14px 0 4px;text-transform:uppercase;letter-spacing:.04em}
.brief-p{margin:8px 0 0}
@media print{
  .side,.noprint,.flash{display:none !important}
  .app{display:block}.main{padding:0}
  body{background:#fff}
  .card{border-color:#ccc;break-inside:avoid}
}

/* answer layout: answer, then who/how sure, then record and sources, then related */
.answer{font-size:15.5px;line-height:1.55}
.bot .meta{gap:8px 10px;margin:12px 0}
.bot .meta .owner{font-size:13px;color:var(--grey)}
.bot .meta .btn{margin-left:auto}
.rec .lab{font-size:12px;font-weight:600;color:var(--muted);margin-bottom:6px}
.rec .lims{margin-top:8px}
.rec .lims summary{cursor:pointer;color:var(--accent-dark);font-weight:600;font-size:13px;min-height:32px;display:flex;align-items:center}
.rec .lims[open] summary{margin-bottom:6px}
.bot .also{margin-top:10px}
.rec details.lims{display:block}.rec details.lims .lim{margin-top:6px}

/* Home: taller ask box, smaller suggestions, on-demand disclaimer */
.ask{align-items:flex-end;padding:14px 14px 14px 20px}
.ask textarea{min-height:132px;font-size:16px;line-height:1.5;padding:6px 0}
.ask button{align-self:flex-end}
.suggest button{font-size:11.5px;min-height:30px;padding:0 11px}
.suggest{align-items:center;gap:6px}
.infowrap{position:relative;display:inline-flex}
.info{width:22px;height:22px;border-radius:50%;border:1px solid var(--grey-line);background:#fff;color:var(--muted);font-size:12px;font-weight:700;font-style:italic;font-family:Georgia,serif;display:inline-flex;align-items:center;justify-content:center;padding:0;cursor:help}
.tip{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(320px,80vw);background:var(--ink);color:#fff;padding:10px 12px;border-radius:12px;font-size:12.5px;line-height:1.45;box-shadow:0 10px 30px rgba(20,26,36,.25);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .15s;z-index:5}
.infowrap:hover .tip,.infowrap:focus-within .tip,.infowrap.open .tip{opacity:1;visibility:visible}

/* owner response on a flagged question */
.rsp{margin-top:10px;border-left:3px solid var(--accent-line);padding:2px 0 2px 12px;display:flex;flex-direction:column;gap:8px}
.respond{margin-top:12px}
.respond textarea{min-height:76px}