body { margin: 0; }

/* top-center slider */
#controls {
  position: fixed;
  inset: 8px auto auto 50%;
  transform: translateX(-50%);
  max-width: 800px;
  width: 90vw;
  display: grid;
  z-index: 10;
  background: rgba(255, 255, 255, 0.6);
  padding: 8px 12px;
  border-radius: 6px;
}
input[type="range"] {
  /* align with month labels */
  width: 93.5%; margin-left: 3.5%;
}
#monthRow {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  text-align: center;
  font-size: 12px;
  user-select: none;
}

/* simple score dot */
.score-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%; /* circle */
  display: grid;
  place-items: center;
  font-size: 11px;
  pointer-events: none;
}