/* portal.css — Researcher's Portal. Self-hosted, no CDN, light/dark via
   prefers-color-scheme, palette matches docs/dashboard.html for consistency
   with the rest of Ultron Nexis. */
:root{
  --bg:#f6f7f9; --surface:#ffffff; --ink:#1b2430; --ink-2:#4a5568; --ink-3:#8291a5;
  --line:#e3e8ef; --accent:#2b6cb0; --accent-ink:#ffffff; --good:#276749; --warn:#975a16;
  --serious:#c53030; --chip:#eef2f7; --danger:#c53030;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#12161c; --surface:#1a212b; --ink:#e8edf4; --ink-2:#aab8c9; --ink-3:#75849a;
    --line:#2a3442; --accent:#63a4e0; --accent-ink:#0b1420; --good:#68c288; --warn:#e0b25c;
    --serious:#e57373; --chip:#232d3a; --danger:#e57373;
  }
}
*{box-sizing:border-box}
body{font-family:system-ui,'Segoe UI',sans-serif;margin:0;background:var(--bg);color:var(--ink);line-height:1.45}
a{color:var(--accent)}
.wrap{max-width:1180px;margin:0 auto;padding:1.5rem 1.2rem 3rem}
h1{font-size:1.25rem;margin:0 0 .2rem}
h2{font-size:1rem;margin:1.6rem 0 .6rem}
.sub{color:var(--ink-2);font-size:.85rem;margin-bottom:1.2rem}

/* nav */
.nav{display:flex;align-items:center;gap:1rem;padding:.8rem 1.2rem;border-bottom:1px solid var(--line);
  background:var(--surface)}
.nav a{color:var(--ink-2);text-decoration:none;font-size:.88rem;font-weight:600}
.nav a.active,.nav a:hover{color:var(--accent)}
.nav .brand{font-weight:700;color:var(--ink);margin-right:.5rem}
.nav .spacer{flex:1}
.nav .user{color:var(--ink-3);font-size:.82rem}

/* filters / forms */
.filters{display:flex;flex-wrap:wrap;gap:.55rem;margin-bottom:.7rem;align-items:center}
.filters input,.filters select{background:var(--surface);color:var(--ink);border:1px solid var(--line);
  border-radius:6px;padding:.45rem .6rem;font-size:.85rem;min-width:150px}
.filters input[type=search]{flex:1 1 220px}
.count{color:var(--ink-3);font-size:.78rem;margin-bottom:.4rem}
form.stack{display:flex;flex-direction:column;gap:.7rem;max-width:320px}
label{font-size:.82rem;color:var(--ink-2);display:block;margin-bottom:.25rem}

/* buttons */
button,.btn{font:inherit;font-size:.83rem;font-weight:600;border-radius:6px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);padding:.4rem .8rem;cursor:pointer}
button:hover,.btn:hover{border-color:var(--accent)}
button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
button.danger{color:var(--danger);border-color:var(--danger)}
button.small{padding:.2rem .5rem;font-size:.75rem}
button:disabled{opacity:.5;cursor:default}

/* table */
.tblwrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:8px}
table{border-collapse:collapse;width:100%;font-size:.83rem}
th,td{padding:.5rem .65rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{color:var(--ink-2);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;
   position:sticky;top:0;background:var(--surface)}
tr:last-child td{border-bottom:none}
.date{white-space:nowrap;color:var(--ink-2)}
.chip{display:inline-block;background:var(--chip);border-radius:999px;padding:.1rem .55rem;font-size:.72rem;color:var(--ink-2);white-space:nowrap}
.chip.dup{color:var(--warn);border:1px solid var(--warn)}

/* draft list */
.draft-row{display:flex;align-items:flex-start;gap:.6rem;padding:.7rem;border:1px solid var(--line);
  border-radius:8px;background:var(--surface);margin-bottom:.5rem}
.draft-row .order{display:flex;flex-direction:column;gap:.15rem}
.draft-row .content{flex:1;min-width:0}
.draft-row .content input,.draft-row .content textarea{width:100%;font:inherit;background:var(--bg);
  color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:.4rem .5rem;margin-top:.25rem}
.draft-row .content textarea{min-height:3.5rem;resize:vertical}
.draft-row .meta{color:var(--ink-3);font-size:.78rem;margin-top:.2rem}
.reworded-flag{color:var(--accent);font-size:.75rem;font-weight:600}

/* misc */
.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:1rem}
.error{color:var(--serious);font-size:.85rem;margin-bottom:.6rem}
.empty{color:var(--ink-3);font-style:italic;padding:1rem}
pre.email-preview{white-space:pre-wrap;word-break:break-word;background:var(--surface);border:1px solid var(--line);
  border-radius:8px;padding:1rem;font-size:.85rem}
.email-preview-html{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:0;overflow:hidden}
.email-preview-html iframe{width:100%;height:600px;border:0}