/* Nexora Network+ lab - join portal styling */
:root {
  --navy:#0e2a47; --navy2:#0b1622; --teal:#2a9d8f; --ink:#1c2733;
  --bg:#f4f6f9; --card:#ffffff; --muted:#6b7a89; --line:#e2e8f0;
  --ok:#2a9d8f; --bad:#c0392b;
}
* { box-sizing:border-box; }
html,body { margin:0; padding:0; }
body { font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; color:var(--ink); background:var(--bg); }
body.lab-bg { min-height:100vh; display:flex; flex-direction:column; }
a { color:var(--teal); }
.wrap { width:min(1080px,94vw); margin:0 auto; }

header.top { background:var(--navy); color:#fff; padding:14px 0; }
header.top .wrap { display:flex; align-items:center; gap:14px; }
.brand { font-weight:800; letter-spacing:.12em; background:var(--teal); padding:6px 10px; border-radius:8px; }
.tag { opacity:.85; font-size:14px; }
.who { margin-left:auto; font-size:13px; opacity:.85; }
.timer { font-variant-numeric:tabular-nums; background:#ffffff1a; padding:4px 10px; border-radius:999px; font-size:13px; }
.timer.low { background:#c0392b; }

main.wrap { flex:1; padding:28px 0 40px; }
.card { background:var(--card); border:1px solid var(--line); border-radius:12px; padding:22px; margin-bottom:18px; }
.card h2 { margin:0 0 12px; font-size:16px; }
.hero h1 { margin-top:0; }
.lead { font-size:15px; line-height:1.55; color:#33414f; }
.muted { color:var(--muted); }
.small { font-size:13px; }
footer.wrap { padding:18px 0 28px; font-size:12px; }

form label { display:block; font-size:13px; font-weight:600; margin-bottom:14px; color:#33414f; }
input[type=text], input:not([type]) {
  display:block; width:100%; margin-top:6px; padding:10px 12px; font-size:15px;
  border:1px solid var(--line); border-radius:8px; background:#fbfcfe;
}
input:focus { outline:2px solid var(--teal); outline-offset:1px; }
button {
  background:var(--teal); color:#fff; border:0; border-radius:8px; padding:11px 18px;
  font-size:15px; font-weight:600; cursor:pointer;
}
button:hover { filter:brightness(1.06); }
button.small { font-size:13px; padding:7px 12px; }
button:disabled { opacity:.55; cursor:default; }
.error { background:#fdecea; color:#8c2f24; border:1px solid #f5c6c0; padding:10px 12px; border-radius:8px; margin-bottom:14px; font-size:14px; }

/* terminal page */
.term-layout { display:grid; grid-template-columns:minmax(0,1fr) 330px; gap:18px; align-items:start; }
@media (max-width: 900px) { .term-layout { grid-template-columns:1fr; } }
.term-card { padding:10px; background:var(--navy2); border-color:#13293e; }
#term { height:min(66vh,620px); }
.term-status { font-size:12px; color:#9db2c5; padding:8px 6px 4px; }
.term-status.ok { color:#7fd6c8; }
.term-status.bad { color:#ff8f7d; }
.ticket { background:#0e1a27; color:#cfe0ee; padding:14px; border-radius:8px; font-size:12.5px;
          line-height:1.5; white-space:pre-wrap; overflow:auto; max-height:280px; }
.hint { background:#f0f7f6; border-left:3px solid var(--teal); padding:10px 12px; border-radius:6px;
        font-size:13px; margin-bottom:10px; line-height:1.5; }

/* claim + lab pages */
button.cta, a.cta {
  display:inline-block; background:var(--teal); color:#fff; text-decoration:none; border:0;
  border-radius:8px; padding:13px 22px; font-size:16px; font-weight:700; cursor:pointer;
}
a.cta { margin:0 10px 0 0; }
a.cta:hover, button.cta:hover { filter:brightness(1.06); }
.cred { border:1px solid var(--line); border-radius:10px; overflow:hidden; margin:10px 0 12px; }
.cred-row { display:flex; align-items:center; gap:12px; padding:6px 8px; min-height:56px;
            background:#fbfcfe; border-bottom:1px solid var(--line); }
.cred-row:last-child { border-bottom:0; }
.cred-label { width:90px; font-size:12px; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); }
.cred-val { font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:15px; flex:1;
            word-break:break-all; }
.cred-val.masked { letter-spacing:.12em; }
.notice { background:#eaf7f4; color:#1f6f63; border:1px solid #bfe6de; padding:10px 12px;
          border-radius:8px; margin-bottom:14px; font-size:14px; }
.timer.warn { background:#c0392b; }
a.link { text-decoration:none; }

/* instructor console */
table.kv { border-collapse:collapse; font-size:14px; margin-bottom:14px; }
table.kv td { padding:4px 14px 4px 0; vertical-align:top; }
table.kv td:first-child { color:var(--muted); }
table.seats { border-collapse:collapse; width:100%; font-size:14px; }
table.seats th, table.seats td { text-align:left; padding:8px 10px; border-bottom:1px solid var(--line); }
table.seats th { font-size:12px; text-transform:uppercase; letter-spacing:.05em; color:var(--muted); }
form.inline { display:flex; flex-wrap:wrap; gap:8px; }
.badge { font-size:12px; padding:3px 8px; border-radius:999px; background:#eef2f6; color:#4b5b6b; }
.badge.active { background:#e6f6f2; color:#1f6f63; }
.badge.claimed { background:#fff4e0; color:#8a5b00; }
.badge.expired { background:#f2f2f2; color:#777; }