:root {
  --ink: #0b0b0d;
  --ink-raise: #141418;
  --ink-high: #1d1d22;
  --hair: rgba(255, 255, 255, 0.1);
  --hair-strong: rgba(255, 255, 255, 0.22);

  --paper: #f4f1ea;
  --paper-dim: #9b9aa4;
  --paper-faint: #64636d;
  --signal: #ff3b1f;
  --gold: #f5c518;
  --go: #2fbf71;
  --font-display: "Avenir Next Condensed", "HelveticaNeue-CondensedBold",
    "Arial Narrow", system-ui, sans-serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background: var(--ink);
  color: var(--paper);
  font: 15px/1.5 var(--font-ui);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}
.dt {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 0.95;
}
.label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.dim { color: var(--paper-dim); }
.faint { color: var(--paper-faint); }
.small { font-size: 0.82rem; }
.hidden { display: none !important; }

.rule { height: 1px; background: var(--hair); border: 0; margin: 0; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.block {
  background: var(--ink-raise);
  border: 1px solid var(--hair);
  border-radius: 4px;
  padding: 18px;
}

.block > .label:first-child { display: block; margin-bottom: 12px; }
button {
  font: 600 0.78rem/1 var(--font-ui);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink-high);
  border: 1px solid var(--hair);
  border-radius: 3px;
  padding: 11px 15px;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
button:hover:not(:disabled):not(.buzzer) { border-color: var(--hair-strong); background: #26262d; }
button:disabled { opacity: 0.32; cursor: not-allowed; }
button.primary { background: var(--gold); color: #1c1500; border-color: transparent; }
button.primary:hover:not(:disabled) { background: #ffd438; border-color: transparent; }
button.go { background: var(--go); color: #04291a; border-color: transparent; }
button.stop { background: var(--signal); color: #fff; border-color: transparent; }
button.quiet { background: transparent; border-color: transparent; color: var(--paper-dim); padding-left: 6px; padding-right: 6px; }
button.quiet:hover:not(:disabled) { background: transparent; color: var(--paper); }
button.tiny { padding: 6px 9px; font-size: 0.68rem; letter-spacing: 0.06em; }
input, textarea {
  font: 15px/1.4 var(--font-ui);
  width: 100%;
  color: var(--paper);
  background: #0a0a0c;
  border: 1px solid var(--hair);
  border-radius: 3px;
  padding: 11px 12px;
}
input::placeholder, textarea::placeholder { color: #4b4a54; }
input:focus, textarea:focus { outline: none; border-color: var(--gold); }
textarea { resize: vertical; min-height: 58px; }
label {
  display: block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-faint);
  margin-bottom: 6px;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); flex: none; }
.dot.on { background: var(--go); }
.tag {
  display: inline-block;
  padding: 5px 9px 4px;
  border: 1px solid var(--hair-strong);
  border-radius: 2px;
  font: 700 0.64rem/1 var(--font-ui);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.tag.playing { border-color: var(--paper-dim); color: var(--paper); }
.tag.armed { background: var(--gold); border-color: var(--gold); color: #1c1500; }
.tag.buzzed { background: var(--signal); border-color: var(--signal); color: #fff; }
.tag.revealed { background: var(--go); border-color: var(--go); color: #04291a; }
.gate {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  padding: 24px;
}
.gate-card { width: 100%; max-width: 340px; }
.gate-card h1 { font-size: 2.6rem; margin: 0 0 4px; }
.gate-card .lede { color: var(--paper-dim); font-size: 0.88rem; margin-bottom: 22px; }
.gate-card input {
  font: 700 1.7rem/1 var(--font-mono);
  letter-spacing: 0.5em;
  text-align: center;
  padding: 16px 12px 16px 22px;
}
.gate-error { color: var(--signal); font-size: 0.82rem; min-height: 1.3em; margin-top: 10px; }