:root{
  --bg:#0b1020;
  --card:#111a33;
  --text:#e9eefc;
  --muted:#a8b3d6;
  --accent:#6ea8fe;
  --border:rgba(255,255,255,.08);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(110,168,254,.18), transparent 60%),
              radial-gradient(1000px 500px at 80% 20%, rgba(155,98,255,.14), transparent 60%),
              var(--bg);
  color:var(--text);
}
a{color:var(--accent); text-decoration:none}
.container{max-width:1100px; margin:0 auto; padding:18px}
.topbar{position:sticky; top:0; backdrop-filter: blur(10px); background:rgba(11,16,32,.6); border-bottom:1px solid var(--border)}
.topbar-inner{display:flex; justify-content:space-between; align-items:center}
.brand a{font-weight:700; color:var(--text)}
.ver{font-weight:600; color:var(--muted)}
.top-actions{display:flex; gap:10px; align-items:center}
.muted{color:var(--muted); font-size:14px}
.btn{
  border:1px solid var(--border);
  background: linear-gradient(180deg, rgba(110,168,254,.18), rgba(110,168,254,.08));
  color:var(--text);
  padding:10px 12px;
  border-radius:10px;
  cursor:pointer;
}
.btn:hover{border-color:rgba(110,168,254,.5)}
.btn-ghost{background:transparent}
.btn-small{padding:6px 10px; border-radius:8px}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--border);
  border-radius:16px;
  padding:18px;
}
.form{display:flex; flex-direction:column; gap:12px; margin-top:12px}
label{display:flex; flex-direction:column; gap:6px; font-size:14px}
input, select, textarea{
  background: rgba(0,0,0,.18);
  border:1px solid var(--border);
  color:var(--text);
  padding:10px 12px;
  border-radius:12px;
  outline:none;
}
textarea{resize:vertical}
.grid{display:grid; grid-template-columns: 1fr 1fr; gap:16px; margin-top:16px}
@media (max-width: 900px){.grid{grid-template-columns:1fr}}
.answer{white-space:pre-wrap; background:rgba(0,0,0,.18); border:1px solid var(--border); padding:12px; border-radius:12px; min-height:140px}
.sources{display:flex; flex-direction:column; gap:10px}
.source{border:1px solid var(--border); border-radius:12px; padding:10px; background:rgba(0,0,0,.12)}
.source-title{font-size:14px; line-height:1.35}
.source-meta{font-size:12px; color:var(--muted); margin-top:6px}
.pill{display:inline-block; font-size:12px; padding:2px 8px; border-radius:999px; border:1px solid var(--border); color:var(--muted); margin-right:6px}
.flash{border:1px solid rgba(255,210,0,.25); background: rgba(255,210,0,.08); padding:10px 12px; border-radius:12px; margin-top:12px}
.table{width:100%; border-collapse:collapse; margin-top:12px}
.table th,.table td{border-bottom:1px solid var(--border); padding:10px; text-align:left; font-size:14px}
.inline{display:flex; gap:8px; align-items:center}