/* Kogu Ops — dark operations console */
:root {
  --bg: #0b1120; --bg2: #0e1628; --card: #111c33; --card2: #16233f;
  --border: #223252; --ink: #e8eefc; --mut: #8b9cc0; --dim: #5c6f96;
  --accent: #4d8dff; --accent2: #7fb0ff; --good: #2fbf71; --warn: #f5a524; --bad: #f0506e;
  --radius: 14px;
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; color: var(--ink);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
  background:
    radial-gradient(900px 400px at 85% -10%, rgba(77, 141, 255, .14), transparent 55%),
    radial-gradient(700px 300px at 0% 110%, rgba(47, 191, 113, .07), transparent 60%),
    var(--bg);
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }

/* top bar */
.topbar {
  display: flex; align-items: center; gap: 1rem;
  padding: .9rem 1.25rem; border-bottom: 1px solid var(--border);
  background: rgba(11, 17, 32, .8); backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 40;
}
.topbar .brand { display: flex; align-items: baseline; gap: .5rem; font-weight: 800; letter-spacing: -.01em; font-size: 1.02rem; }
.topbar .brand .k { color: var(--accent2); }
.topbar nav { display: flex; gap: .25rem; margin-left: 1rem; }
.topbar nav a {
  color: var(--mut); text-decoration: none; font-weight: 600; font-size: .875rem;
  padding: .4rem .8rem; border-radius: 9px;
}
.topbar nav a:hover { color: var(--ink); background: rgba(255,255,255,.06); }
.topbar nav a.on { color: #fff; background: var(--accent); }
.topbar .who { margin-left: auto; color: var(--mut); font-size: .82rem; display: flex; align-items: center; gap: .75rem; }

/* cards */
.card {
  background: linear-gradient(180deg, var(--card2), var(--card));
  border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 1.25rem; overflow: hidden;
  box-shadow: 0 10px 30px -18px rgba(0, 0, 0, .8);
}
.card-h {
  display: flex; align-items: center; justify-content: space-between; gap: .75rem;
  padding: .8rem 1.15rem; border-bottom: 1px solid var(--border);
}
.card-h h2 { margin: 0; font-size: .74rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--mut); }
.card-b { padding: 1.1rem 1.15rem; }
.card-b.flush { padding: 0; }

/* stat tiles */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin-bottom: 1.25rem; }
.stat { background: linear-gradient(180deg, var(--card2), var(--card)); border: 1px solid var(--border); border-radius: 12px; padding: .85rem 1rem; }
.stat .n { font-size: 1.45rem; font-weight: 800; letter-spacing: -.02em; }
.stat .l { font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; color: var(--mut); margin-top: .1rem; }
.stat.good .n { color: var(--good); } .stat.warn .n { color: var(--warn); } .stat.bad .n { color: var(--bad); }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { text-align: left; font-size: .68rem; text-transform: uppercase; letter-spacing: .07em; color: var(--dim); font-weight: 700; padding: .6rem .9rem; border-bottom: 1px solid var(--border); }
td { padding: .65rem .9rem; border-bottom: 1px solid rgba(34, 50, 82, .55); vertical-align: middle; }
tbody tr:hover { background: rgba(77, 141, 255, .06); }
tbody tr.click { cursor: pointer; }
td .sub { color: var(--mut); font-size: .78rem; }

/* chips + buttons */
.chip { display: inline-block; padding: .18em .65em; border-radius: 999px; font-size: .72rem; font-weight: 700; }
.chip.good { background: rgba(47, 191, 113, .16); color: #63dfa0; }
.chip.warn { background: rgba(245, 165, 36, .16); color: #ffc95e; }
.chip.bad { background: rgba(240, 80, 110, .16); color: #ff8ba3; }
.chip.dim { background: rgba(139, 156, 192, .14); color: var(--mut); }
.btn {
  appearance: none; border: 1px solid var(--border); background: var(--card2); color: var(--ink);
  font-weight: 650; font-size: .85rem; padding: .5rem 1rem; border-radius: 10px; cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #3d7ef2; }
.btn.danger { color: #ff8ba3; }
.btn.danger:hover { border-color: var(--bad); }
.btn.sm { padding: .3rem .7rem; font-size: .78rem; }
.btn:disabled { opacity: .5; cursor: default; }

/* forms */
input, select {
  background: var(--bg2); color: var(--ink); border: 1px solid var(--border);
  border-radius: 10px; padding: .55rem .8rem; font-size: .9rem; width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(77, 141, 255, .18); }
label { display: block; font-size: .74rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--mut); margin: .9rem 0 .3rem; }

.muted { color: var(--mut); } .dim { color: var(--dim); }
.err { color: #ff8ba3; font-size: .85rem; margin-top: .6rem; min-height: 1.2em; }
.ok { color: #63dfa0; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.row { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } }

/* login screen */
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.login-card { width: 100%; max-width: 400px; }
.login-card .logo { text-align: center; font-size: 1.6rem; font-weight: 800; margin-bottom: .35rem; }
.login-card .logo .k { color: var(--accent2); }
.login-card p.tag { text-align: center; color: var(--mut); margin: 0 0 1.4rem; font-size: .875rem; }
.code-reveal {
  background: var(--bg2); border: 1px dashed var(--accent); border-radius: 10px;
  padding: .8rem; text-align: center; font-family: ui-monospace, Menlo, monospace;
  font-size: 1.05rem; letter-spacing: .05em; margin: .6rem 0; user-select: all;
}
.divider { display: flex; align-items: center; gap: .8rem; color: var(--dim); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; margin: 1.3rem 0; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }