:root {
  --bg: #14161a;
  --card: #1b1e24;
  --line: #2a2e36;
  --fg: #d8dbe0;
  --dim: #8a909b;
  --accent: #9aa7c7;
  --ok: #7fae8f;
  --warn: #c9a46a;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
}
body {
  min-height: 100vh;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
  -webkit-text-size-adjust: 100%;
}
.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.bar-right {
  display: flex;
  gap: 10px;
  align-items: center;
}
h1 {
  font-size: 1.1rem;
  margin: 0;
  font-weight: 600;
}
h2 {
  font-size: 0.95rem;
  margin: 0;
  font-weight: 600;
  color: var(--accent);
}
h3 {
  font-size: 0.85rem;
  margin: 12px 0 4px;
  color: var(--dim);
  font-weight: 600;
}
main {
  display: grid;
  gap: 12px;
  padding: 12px 16px 24px;
  grid-template-columns: 1fr;
  max-width: 1400px;
  margin: 0 auto;
}
@media (min-width: 900px) {
  main {
    grid-template-columns: 1fr 1fr;
  }
  main > .card:nth-child(2) {
    grid-row: span 2;
  }
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
}
.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.chip {
  font-size: 0.8rem;
  color: var(--dim);
}
.chip b {
  color: var(--fg);
  font-family: var(--mono);
}
.btn {
  font: inherit;
  font-size: 0.95rem;
  color: var(--fg);
  background: #252932;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 16px;
  min-height: 44px;
  cursor: pointer;
  touch-action: manipulation;
}
.btn:active {
  background: #2e333d;
}
.btn.small {
  min-height: 36px;
  padding: 6px 12px;
}
.btn.primary {
  background: #2d3548;
  border-color: #3d4963;
}
.grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 16px;
  margin: 0;
  font-family: var(--mono);
  font-size: 1.15rem;
}
.grid dt {
  color: var(--dim);
}
.grid dd {
  margin: 0;
  color: var(--fg);
  word-break: break-all;
}
.mono {
  font-family: var(--mono);
}
.big {
  font-size: 1.1rem;
  margin: 4px 0 8px;
}
.note {
  font-size: 0.85rem;
  color: var(--dim);
  margin: 6px 0 0;
}
canvas {
  display: block;
  width: 100%;
  background: #101216;
  border: 1px solid var(--line);
  border-radius: 6px;
}
#pad {
  height: 46vh;
  min-height: 260px;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
#micGraph {
  height: 110px;
}
.log {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0;
  padding: 8px;
  background: #101216;
  border: 1px solid var(--line);
  border-radius: 6px;
  min-height: 2.4em;
  max-height: 9em;
  overflow: auto;
  white-space: pre-wrap;
  color: var(--warn);
}
.fallback {
  width: 100%;
  font-family: var(--mono);
  font-size: 0.85rem;
  background: #101216;
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px;
}
[hidden] {
  display: none !important;
}
.card > h2 {
  margin-bottom: 8px;
}