:root{
  --bg:#f4f5f7; --card:#fff; --ink:#1c2530; --muted:#6b7684; --line:#e2e6ea;
  --brand:#1f3a52; --brand2:#2a6f9e; --accent:#8a5a2b; --danger:#a3352b;
  --ok:#2e7d4f; --warn:#b07d00;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand2);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:1.6rem;margin:.2rem 0 .6rem}
h2{font-size:1.2rem;margin:1.6rem 0 .6rem}
h3{font-size:1rem;margin:1rem 0 .4rem}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

/* top bar */
.topbar{background:var(--brand);color:#fff;display:flex;align-items:center;
  justify-content:space-between;padding:.7rem 1.2rem;flex-wrap:wrap;gap:.5rem}
.topbar .brand{color:#fff;font-weight:700;letter-spacing:.2px}
.topbar nav{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap}
.topbar nav a{color:#dbe6ef}
.topbar nav a:hover{color:#fff}
.topbar .who{color:#9db4c7;font-size:.85rem}
.topbar .logout{color:#f0c9c4}

.wrap{max-width:960px;margin:0 auto;padding:1.4rem 1.2rem 3rem}
.foot{text-align:center;color:var(--muted);font-size:.8rem;padding:1.5rem}

/* cards / auth */
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:1.6rem;max-width:420px;margin:3rem auto;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.card.auth h1{font-size:1.3rem}
label{display:block;margin:.7rem 0;font-size:.9rem;color:var(--muted)}
input,select,textarea{width:100%;margin-top:.25rem;padding:.6rem .7rem;font-size:1rem;
  border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
button,.btn{display:inline-block;background:var(--brand2);color:#fff;border:0;
  padding:.6rem 1.1rem;font-size:.95rem;border-radius:8px;cursor:pointer;margin-top:.4rem}
button:hover,.btn:hover{background:#22597f;text-decoration:none}
.btn.danger{background:var(--danger)}
.btn.small{padding:.3rem .6rem;font-size:.8rem;margin:0}
.error{background:#fbeae8;border:1px solid #e7b8b2;color:var(--danger);
  padding:.6rem .8rem;border-radius:8px;margin:.6rem 0;font-size:.9rem}
.notice{background:#e7f3ec;border:1px solid #b7ddc6;color:var(--ok);
  padding:.6rem .8rem;border-radius:8px;margin:.6rem 0;font-size:.9rem}

/* hero / ask */
.hero{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1.4rem;margin-bottom:1.4rem}
.stats{display:flex;gap:1.4rem;color:var(--muted);margin:.3rem 0 1rem}
.stats strong{color:var(--ink);font-size:1.1rem}
.askbar,.searchbar{display:flex;gap:.5rem;flex-wrap:wrap}
.askbar input,.searchbar input{flex:1;min-width:200px;margin-top:0}
.askbar button,.searchbar button{margin-top:0}
.searchbar select{width:auto;margin-top:0}
.tabs{display:flex;flex-direction:column;gap:.6rem;margin-bottom:1rem}

/* answer */
.answer{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--brand2);
  border-radius:10px;padding:1rem 1.2rem;margin:1rem 0}
.answer-text{white-space:pre-wrap}
.sources{margin:.3rem 0 0;padding-left:1.2rem}

/* results */
.results{list-style:none;padding:0}
.results li{background:var(--card);border:1px solid var(--line);border-radius:10px;
  padding:.8rem 1rem;margin-bottom:.7rem}
.rtitle{font-weight:600}
.snippet{color:var(--muted);font-size:.9rem;margin-top:.3rem}
.snippet b{color:var(--ink);background:#fdf3d8}

/* tables */
table.docs{width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--line);border-radius:10px;overflow:hidden}
table.docs th,table.docs td{text-align:left;padding:.55rem .7rem;border-bottom:1px solid var(--line);font-size:.9rem}
table.docs thead th{background:#eef1f4;color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}
table.docs tr:last-child td{border-bottom:0}
table.log td{padding:.35rem .6rem}

/* meta table */
table.meta{width:100%;border-collapse:collapse;margin:.8rem 0}
table.meta th{text-align:left;color:var(--muted);font-weight:600;font-size:.8rem;
  padding:.4rem .6rem;width:1%;white-space:nowrap;vertical-align:top}
table.meta td{padding:.4rem .8rem .4rem 0;font-size:.9rem}

/* status + tags */
.status{font-size:.75rem;padding:.15rem .5rem;border-radius:20px;text-transform:capitalize}
.status.done{background:#e3f1e8;color:var(--ok)}
.status.processing,.status.pending{background:#fbf1d6;color:var(--warn)}
.status.error{background:#fbeae8;color:var(--danger)}
.tag{display:inline-block;font-size:.72rem;background:#eef1f4;color:var(--muted);
  padding:.1rem .45rem;border-radius:5px;margin-left:.3rem}
.tag.wp{background:#f3e8db;color:var(--accent)}

/* doc detail */
.doc-actions{display:flex;gap:.6rem;align-items:center;margin:1rem 0}
.doc-actions form{margin:0}
.pager{display:flex;gap:1rem;align-items:center;justify-content:space-between;
  background:#eef1f4;padding:.5rem .8rem;border-radius:8px;margin:1rem 0 .5rem}
.pagetext{white-space:pre-wrap;background:var(--card);border:1px solid var(--line);
  border-radius:8px;padding:1rem;font-size:.9rem;line-height:1.6;overflow-x:auto}

/* forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.4rem 1rem;
  background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1.2rem}
.form-grid .full{grid-column:1 / -1}
.inline-form{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin:.4rem 0 1rem}
.inline-form input,.inline-form select{width:auto;margin-top:0}

@media(max-width:640px){.form-grid{grid-template-columns:1fr}
  table.meta th{white-space:normal}}