/* Sudoku: the board and the number pad. Everything else comes from the App Kit. */
.su-page {
  max-width: 980px;
  margin: 0 auto;
}
.su-main {
  display: grid;
  gap: var(--mn-s4);
}
.su-play {
  display: grid;
  gap: var(--mn-s4);
  justify-items: center;
}
@media (min-width: 820px) {
  .su-play {
    grid-template-columns: auto 1fr;
    justify-items: start;
    align-items: start;
  }
}
.su-board {
  --cell: min(10.4vw, 52px);
  display: grid;
  grid-template-columns: repeat(9, var(--cell));
  border: 3px solid var(--mn-ink);
  border-radius: 6px;
  width: max-content;
  background: var(--mn-line);
  gap: 1px;
}
.su-cell {
  position: relative;
  width: var(--cell);
  height: var(--cell);
  min-width: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: var(--mn-surface);
  color: var(--mn-accent-text);
  font: 600 calc(var(--cell) * 0.55) / 1 var(--mn-font-text, inherit);
  display: grid;
  place-items: center;
  cursor: pointer;
  touch-action: manipulation;
}
/* Thicker lines between the blocks. */
.su-cell[data-c="2"],
.su-cell[data-c="5"] {
  margin-right: 2px;
}
.su-cell[data-r="2"],
.su-cell[data-r="5"] {
  margin-bottom: 2px;
}
.su-cell.given {
  color: var(--mn-ink);
  font-weight: 800;
}
.su-cell.peer {
  background: var(--mn-surface-2);
}
.su-cell.same {
  background: var(--mn-accent-soft, var(--mn-surface-2));
}
.su-cell.selected {
  background: var(--mn-accent-soft, var(--mn-surface-2));
  outline: 3px solid var(--mn-accent);
  outline-offset: -3px;
}
.su-cell.bad {
  color: var(--mn-danger, #b3261e);
  text-decoration: underline wavy;
}
.su-cell:focus-visible {
  outline: 3px solid var(--mn-accent);
  outline-offset: -3px;
  z-index: 1;
}
.su-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  height: 100%;
  padding: 2px;
  font: 600 calc(var(--cell) * 0.24) / 1 var(--mn-font-text, inherit);
  color: var(--mn-muted);
}
.su-notes span {
  display: grid;
  place-items: center;
}
.su-side {
  display: grid;
  gap: var(--mn-s3);
  width: 100%;
  max-width: 340px;
}
.su-pad {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--mn-s1);
}
@media (min-width: 820px) {
  .su-pad {
    grid-template-columns: repeat(3, 1fr);
  }
}
.su-key {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--mn-line);
  border-radius: var(--mn-r-sm, 8px);
  background: var(--mn-surface);
  color: var(--mn-ink);
  font: 700 20px / 1 var(--mn-font-text, inherit);
  cursor: pointer;
  touch-action: manipulation;
}
.su-key:focus-visible {
  outline: 3px solid var(--mn-accent);
  outline-offset: 2px;
}
.su-key:disabled {
  opacity: 0.35;
  cursor: default;
}
.su-tools {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mn-s2);
}
.su-end {
  text-align: center;
  display: grid;
  gap: var(--mn-s2);
}
.su-section h2 {
  font-size: var(--mn-fs-lg);
}
.su-section p {
  color: var(--mn-muted);
  max-width: 62ch;
}