:root {
  /* Simple palette: neutral greys + one accent. No second hue. */
  --bg: #14161a; --bg-2: #1a1d22; --panel: #1a1d22; --panel-2: #22262d;
  --line: #2b2f37; --line-2: #3a3f49;
  --fg: #e9eaec; --muted: #9a9fa8; --faint: #6a6f79;
  --accent: #4f8cff;
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --w: 1120px; --radius: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; padding: 2rem 1.5rem 3rem;
  background: var(--bg); color: var(--fg);
  font: 16px/1.55 var(--sans);
  min-height: 100vh;
}

.board, .toolbar, .dept-grid, .card-grid { max-width: var(--w); margin-left: auto; margin-right: auto; }

/* Console header */
.board {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 1rem 1.5rem; flex-wrap: wrap;
  padding-bottom: 1.1rem; margin-bottom: 1.4rem; border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 0.7rem; }
.mark { color: var(--accent); flex: none; }
.brand__text { display: flex; flex-direction: column; gap: 0.18rem; }
.kicker {
  font: 600 0.68rem/1 var(--mono); letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--faint);
}
.wordmark {
  margin: 0; font: 700 1.5rem/1 var(--mono); letter-spacing: 0.02em;
  text-transform: uppercase; color: var(--fg);
}
.status { margin: 0; color: var(--muted); font: 0.85rem/1.5 var(--mono); }

/* Filter */
.toolbar { margin-bottom: 1.2rem; }
.filter {
  width: 100%; max-width: 340px; padding: 0.6rem 0.85rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  color: var(--fg); font: 0.9rem var(--mono);
}
.filter::placeholder { color: var(--faint); }
.filter:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,140,255,0.15);
}

/* Department tiles (index) */
.dept-grid {
  display: grid; gap: 0.85rem;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.dept-tile {
  display: flex; flex-direction: column; gap: 0.7rem;
  padding: 1.05rem 1.15rem 1.1rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  text-decoration: none; color: var(--fg);
  transition: border-color 0.18s, transform 0.18s, background 0.18s;
}
.dept-tile:hover { border-color: var(--line-2); background: var(--panel-2); transform: translateY(-2px); }
.dept-tile:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.dept-tile__row { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.dept-tile .name { font-weight: 600; font-size: 1.02rem; }
.dept-tile .count { font: 700 0.95rem var(--mono); color: var(--accent); }
.meter { display: block; height: 4px; border-radius: 999px; background: var(--bg-2); overflow: hidden; }
.meter__fill { display: block; height: 100%; border-radius: 999px; background: var(--accent); }

/* Account cards (dept page) */
.card-grid {
  display: grid; gap: 0.85rem;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}
.card {
  position: relative; display: flex; flex-direction: column; gap: 0.75rem;
  padding: 1rem 1rem 1.05rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color 0.18s, transform 0.18s, box-shadow 0.3s;
  animation: rise 0.34s ease both; animation-delay: calc(var(--i, 0) * 28ms);
}
.card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.card__id { display: flex; align-items: center; gap: 0.5rem; }
.callsign { font: 700 1.2rem/1 var(--mono); letter-spacing: 0.01em; color: var(--fg); }

.chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.chip {
  font: 0.76rem/1.3 var(--sans); padding: 0.16rem 0.5rem; border-radius: 6px;
  background: var(--bg-2); border: 1px solid var(--line); color: var(--muted);
}
.chip--none { background: transparent; border-color: var(--line); color: var(--faint); }

.pills { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.pill {
  font: 600 0.68rem/1 var(--mono); letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.3rem 0.5rem; border-radius: 999px;
  background: var(--bg-2); border: 1px solid var(--line); color: var(--muted);
}
.pill--audio { color: var(--accent); border-color: rgba(79,140,255,0.3); }
.pill--silent { color: var(--faint); }

/* Signature: Connect as a tally light */
.connect {
  margin-top: auto; display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.6rem 1rem; background: transparent;
  border: 1px solid var(--accent); border-radius: 9px; color: var(--accent);
  font: 700 0.82rem/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  cursor: pointer; transition: background 0.16s, box-shadow 0.16s;
}
.connect:hover { background: rgba(79,140,255,0.12); }
.connect:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.connect:disabled { cursor: default; }
.tally {
  width: 8px; height: 8px; border-radius: 50%; flex: none;
  background: transparent; border: 1.5px solid var(--accent); transition: background 0.16s;
}
.card.is-live { border-color: var(--accent); box-shadow: 0 0 0 1px rgba(79,140,255,0.4), 0 10px 32px -14px rgba(79,140,255,0.55); }
.card.is-live .connect { background: rgba(79,140,255,0.16); }
.card.is-live .tally { background: var(--accent); animation: pulse 1s ease-in-out infinite; }

@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(79,140,255,0.6); } 50% { box-shadow: 0 0 0 5px rgba(79,140,255,0); } }

@media (max-width: 520px) {
  body { padding: 1.25rem 1rem 2rem; }
  .wordmark { font-size: 1.3rem; }
  .filter { max-width: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .card { animation: none; opacity: 1; transform: none; }
  .card.is-live .tally { animation: none; }
}