:root{
  --bg:#0f1117; --panel:#171a23; --panel2:#1e2230; --line:#2a2f3d;
  --fg:#e8ecf4; --dim:#9aa3b2; --acc:#4f8cff; --acc2:#2f6fe0;
  --ok:#3ecf8e; --err:#ff6b6b; --warn:#ffcc66;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:1.5rem;margin:.2rem 0 1rem}
h2{font-size:1.1rem;margin:.2rem 0 .6rem}
h3{font-size:1rem;margin:.6rem 0 .3rem}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.topbar{display:flex;align-items:center;gap:1rem;padding:.7rem 1.2rem;background:var(--panel);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{font-weight:700;color:var(--fg);font-size:1.05rem}
.topbar nav{display:flex;align-items:center;gap:.9rem;flex-wrap:wrap;margin-left:auto}
.topbar nav a{color:var(--dim)}
.topbar nav a:hover{color:var(--fg)}
.topbar .cta{background:var(--acc);color:#fff;padding:.3rem .8rem;border-radius:8px}
.who{color:var(--fg)!important}
main{max-width:1120px;margin:0 auto;padding:1.2rem}
.inline{display:inline}
footer{max-width:1120px;margin:2rem auto;padding:0 1.2rem 2rem;color:var(--dim);font-size:.85rem}
.dim{color:var(--dim)}
.small{font-size:.85rem}
.err{color:var(--err)}
.ok{color:var(--ok)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem 1.1rem;margin-bottom:1rem}
.card.narrow{max-width:520px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.4rem 1rem}
.kv>div{display:flex;flex-direction:column}
.kv .dim{font-size:.8rem}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.col{display:flex;flex-direction:column;gap:.6rem}
.grow{flex:1;min-width:200px}
input,select,textarea{background:var(--panel2);border:1px solid var(--line);color:var(--fg);
  border-radius:8px;padding:.5rem .6rem;font:inherit;width:100%}
textarea{resize:vertical}
label{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem;color:var(--dim)}
.btn{display:inline-block;background:var(--panel2);color:var(--fg);border:1px solid var(--line);
  border-radius:8px;padding:.45rem .9rem;cursor:pointer;font:inherit}
.btn:hover{border-color:var(--acc);text-decoration:none}
.btn.primary{background:var(--acc);border-color:var(--acc);color:#fff}
.btn.primary:hover{background:var(--acc2)}
.btn.danger{color:var(--err);border-color:#43262c}
.btn.small{padding:.25rem .6rem;font-size:.85rem}
.btn.google{background:#fff;color:#222;border-color:#ddd;display:block;text-align:center;margin-bottom:.8rem}
.btn-link{background:none;border:none;color:var(--dim);cursor:pointer;font:inherit}
.btn-link:hover{color:var(--fg)}
.sep{display:flex;align-items:center;gap:.6rem;color:var(--dim);margin:.8rem 0}
.sep::before,.sep::after{content:"";flex:1;height:1px;background:var(--line)}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{text-align:left;padding:.45rem .5rem;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--dim);font-weight:600}
tr.is-active{background:rgba(79,140,255,.08)}
.actions{display:flex;gap:.3rem;flex-wrap:wrap}
.tag{background:var(--acc);color:#fff;border-radius:6px;padding:0 .35rem;font-size:.75rem}
.notice{border-radius:8px;padding:.6rem .8rem;margin-bottom:1rem}
.notice.ok{background:rgba(62,207,142,.12);border:1px solid rgba(62,207,142,.4)}
.notice.err{background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.4);color:var(--err)}
.toast{position:fixed;right:1rem;bottom:1rem;background:var(--panel2);border:1px solid var(--line);
  border-radius:10px;padding:.7rem 1rem;z-index:50;max-width:360px;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.toast.err{border-color:var(--err);color:var(--err)}
.toast.ok{border-color:var(--ok)}
.chat-layout{display:grid;grid-template-columns:260px 1fr;gap:1rem;align-items:start}
@media(max-width:820px){.chat-layout{grid-template-columns:1fr}}
.side .list{list-style:none;margin:0 0 .6rem;padding:0}
.side .list li{padding:.35rem .4rem;border-radius:8px;display:flex;flex-direction:column}
.side .list li.active{background:rgba(79,140,255,.12)}
.chat{display:flex;flex-direction:column;min-height:60vh}
.chat-log{flex:1;overflow-y:auto;max-height:60vh;display:flex;flex-direction:column;gap:.6rem;padding-right:.3rem}
.msg{display:flex}
.msg.user{justify-content:flex-end}
.bubble{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:.55rem .8rem;
  max-width:80%;white-space:pre-wrap;word-break:break-word}
.msg.user .bubble{background:rgba(79,140,255,.16);border-color:rgba(79,140,255,.4)}
.chat-form{display:flex;gap:.6rem;margin-top:.8rem;align-items:flex-end}
.chat-form textarea{flex:1}
.chat-meta{display:flex;justify-content:space-between;margin-top:.4rem;font-size:.8rem}
.files-strip{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.5rem}
.files-strip a{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:.2rem .5rem;font-size:.8rem}
.out{background:#0b0d13;border:1px solid var(--line);border-radius:8px;padding:.7rem;overflow:auto;
  max-height:420px;white-space:pre-wrap;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem;margin-top:.8rem}
.tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}
.tabs a{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.35rem .8rem;color:var(--dim)}
.tabs a.on{color:#fff;border-color:var(--acc);background:rgba(79,140,255,.15)}
.pillrow{list-style:none;display:flex;gap:.5rem;flex-wrap:wrap;padding:0;margin:0}
.pill{border-radius:999px;padding:.2rem .7rem;font-size:.85rem;border:1px solid var(--line)}
.pill.on{border-color:var(--ok);color:var(--ok)}
.pill.off{color:var(--warn);border-color:#4a3d1f}
.ticket{border-bottom:1px solid var(--line);padding:.7rem 0}
.ticket:last-child{border-bottom:none}
.prose{white-space:pre-wrap}
.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--dim);border-top-color:var(--acc);
  border-radius:50%;animation:sp .7s linear infinite;vertical-align:-2px}
@keyframes sp{to{transform:rotate(360deg)}}