.board-wrapper {
  width: 100%;
  overflow-x: auto;
  padding-block: 0.5rem 1rem;
  position: relative;
  min-height: 18rem;
}

#board {
  display: block;
  width: min(100%, 36rem);
  min-width: 18rem;
  height: auto;
  margin-inline: auto;
  transition: opacity 150ms ease;
}

.board-cell--goal {
  fill: color-mix(in srgb, currentColor 10%, transparent);
}

.board-label {
  fill: CanvasText;
  font-family: "JetBrains Mono", monospace;
  font-size: 16pt;
  font-weight: 500;
  pointer-events: none;
  text-anchor: middle;
  dominant-baseline: central;
}

.board-label--occupied {
  fill: white;
  text-shadow: 0 1px 2px rgb(0 0 0 / 35%);
}

.board-wrapper.is-loading #board {
  opacity: 0.25;
}

.loading-state {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  color: CanvasText;
  opacity: 0.7;
}

.loading-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: loading-spin 700ms linear infinite;
}

@keyframes loading-spin {
  to {
    transform: rotate(360deg);
  }
}

.board-wrapper:not(.is-loading) .loading-state {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .loading-spinner {
    animation-duration: 1.5s;
  }

  #board {
    transition: none;
  }

  .board-cell {
    stroke: none;
  }
}

.date-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-block: -0.75rem 1.5rem;
}

.date-controls button {
  padding: 0.3rem 0.5rem;
  font: inherit;
  cursor: pointer;
}

#date {
  margin: 0;
  text-align: center;
  opacity: 0.7;
}