.custom-goban-dialog {
  background: var(--dialog-bg);
  border: 0;
  color: var(--dialog-text);
  inline-size: min(calc(100vw - 8px), 40rem);
  max-block-size: calc(100dvh - 8px);
  max-inline-size: calc(100vw - 8px);
  overflow: hidden;
  padding: 2.25rem 4px 4px;
}

.custom-goban-dialog::backdrop {
  background: var(--color-backdrop);
}

.custom-goban-close {
  background: transparent;
  font-size: 1.2rem;
  line-height: 1;
  min-height: 2rem;
  padding: 0.25rem 0.55rem;
  position: absolute;
  right: 4px;
  top: 4px;
}

.custom-goban-controls {
  align-items: center;
  grid-template-columns: repeat(4, max-content);
  gap: 0.25rem;
  justify-content: center;
  margin-bottom: 4px;
}

.custom-goban-controls button {
  min-height: 2rem;
  padding: 0.25rem 0.45rem;
}

.custom-goban-board-wrap {
  display: grid;
  justify-items: center;
  min-height: 0;
  overflow: hidden;
}

.custom-goban-board {
  aspect-ratio: 1 / 1;
  background: var(--board-bg);
  gap: 1px;
  inline-size: min(calc(100vw - 16px), 38rem, calc(100dvh - 7rem));
  padding: 2px;
  margin-inline: auto;
}

.custom-point {
  background: var(--custom-goban-point-bg);
  border: 1px solid var(--custom-goban-point-border);
  min-height: 0;
  padding: 0;
}

.custom-point.is-removed {
  background: transparent;
  border-color: transparent;
}