.ttt-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.ttt-card {
  background: var(--panel, #111827);
  border: 1px solid var(--border, #1f2937);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.ttt-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(72px, 1fr));
  gap: 0.5rem;
  max-width: 320px;
  margin: 1rem auto;
}

.ttt-cell {
  aspect-ratio: 1;
  font-size: 2rem;
  font-weight: 700;
}

.ttt-cell:disabled {
  opacity: 0.45;
}

.ttt-status {
  text-align: center;
  margin: 0.75rem 0;
}

.ttt-error {
  color: #f87171;
}

.ttt-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.ttt-actions input,
.ttt-actions textarea {
  width: 100%;
}

.ttt-link {
  word-break: break-all;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
}