html:has(.sdk-page),
.sdk-page {
  overflow-x: clip;
}

.sdk-page {
  --sdk-ink: var(--foreground);
  --sdk-line: #c8bfb2;
  --sdk-entry: #1d4f91;
  --sdk-error: #9f2d2d;
  --sdk-gold: #c98416;
  background: var(--background);
}

.sdk-skip:focus {
  background: var(--pop);
  color: var(--pop-foreground);
}

.sdk-shell {
  padding: 5.75rem 0.75rem 1rem;
}

.sdk-layout {
  display: grid;
  gap: 1rem;
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
}

.sdk-ad {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  justify-content: center;
  border: 1px dashed color-mix(in oklch, var(--foreground) 35%, transparent);
  border-radius: 0.75rem;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.sdk-ad-side {
  display: none;
}

.sdk-stage {
  min-width: 0;
  border: 2px solid var(--foreground);
  border-radius: 1.5rem;
  background: var(--card);
  box-shadow: 5px 5px 0 0 var(--foreground);
  padding: 1.2rem 0.85rem 1.3rem;
}

.sdk-kicker {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.sdk-stage h1 {
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  font-weight: 900;
}

.sdk-lead {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.sdk-screen[hidden] {
  display: none;
}

.sdk-progress {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0.85rem 0.9rem;
  border-radius: 1rem;
  background: var(--secondary);
}

.sdk-total,
.sdk-level-counts li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
}

.sdk-total strong,
.sdk-level-counts strong {
  font-variant-numeric: tabular-nums;
}

.sdk-star-counts,
.sdk-level-counts {
  display: grid;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sdk-star-counts {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.4rem;
}

.sdk-star-counts li {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.sdk-star-counts span,
.sdk-level-counts strong {
  font-variant-numeric: tabular-nums;
}

.sdk-tabs {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.9rem;
  overflow-x: auto;
  padding-bottom: 0.15rem;
}

.sdk-tab {
  flex: 0 0 auto;
  min-height: 2.75rem;
  padding: 0.35rem 0.85rem;
  border: 2px solid var(--foreground);
  border-radius: 999px;
  background: var(--card);
  font-weight: 700;
  cursor: pointer;
}

.sdk-tab[aria-selected="true"] {
  background: var(--pop);
}

.sdk-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(6.4rem, 1fr));
  gap: 0.55rem;
  margin-top: 0.85rem;
}

.sdk-tile {
  display: grid;
  gap: 0.2rem;
  justify-items: center;
  min-height: 5.4rem;
  padding: 0.55rem 0.35rem 0.6rem;
  border: 2px solid var(--foreground);
  border-radius: 0.9rem;
  background: #fffdf8;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.sdk-tile:hover,
.sdk-tile:focus-visible {
  background: #fff6df;
}

.sdk-tile-no {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 900;
}

.sdk-tile-stars {
  color: #b7aea3;
  letter-spacing: 0.04em;
  font-size: 0.85rem;
}

.sdk-tile.is-clear .sdk-tile-stars {
  color: var(--sdk-gold);
  font-weight: 700;
}

.sdk-badge {
  display: inline-block;
  padding: 0.08rem 0.4rem;
  border-radius: 999px;
  background: var(--foreground);
  color: #fffdf8;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.sdk-hud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
  align-items: baseline;
  margin-top: 0.9rem;
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}

.sdk-hud p {
  margin: 0;
}

.sdk-hud-name {
  font-family: var(--font-display);
  font-weight: 900;
}

.sdk-msg {
  min-height: 1.4em;
  margin: 0.45rem 0 0;
  color: var(--sdk-error);
  font-size: 0.88rem;
  font-weight: 700;
}

.sdk-board-wrap {
  position: relative;
  width: min(100%, 32rem, calc(100dvh - 22rem));
  margin: 0.45rem auto 0;
}

.sdk-board {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  width: 100%;
  aspect-ratio: 1;
  border: 2px solid var(--sdk-ink);
  background: #fffdf8;
  user-select: none;
  touch-action: manipulation;
  container-type: inline-size;
}

.sdk-board.is-concealed {
  visibility: hidden;
}

.sdk-cell {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  border-right: 1px solid var(--sdk-line);
  border-bottom: 1px solid var(--sdk-line);
  background: #fffdf8;
  color: var(--sdk-ink);
  font: inherit;
  font-size: calc(100cqi / 15);
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  touch-action: manipulation;
}

.sdk-cell:nth-child(9n) {
  border-right: 0;
}

.sdk-cell:nth-child(n + 73) {
  border-bottom: 0;
}

.sdk-cell:nth-child(3n):not(:nth-child(9n)) {
  border-right: 2px solid var(--sdk-ink);
}

.sdk-cell:nth-child(n + 19):nth-child(-n + 27),
.sdk-cell:nth-child(n + 46):nth-child(-n + 54) {
  border-bottom: 2px solid var(--sdk-ink);
}

.sdk-cell.is-given {
  font-weight: 900;
}

.sdk-cell.is-entry {
  color: var(--sdk-entry);
  font-weight: 700;
}

.sdk-cell.is-peer {
  background: #fff6df;
}

.sdk-cell.is-selected {
  background: #ffe08a;
  box-shadow: inset 0 0 0 2px var(--sdk-ink);
  z-index: 1;
}

.sdk-cell.is-error {
  color: var(--sdk-error);
  background: repeating-linear-gradient(-45deg, #f8d2cb, #f8d2cb 4px, #f3c2ba 4px, #f3c2ba 8px);
}

.sdk-cell.is-selected.is-error {
  box-shadow: inset 0 0 0 2px var(--sdk-error);
}

.sdk-cell.is-error::after {
  content: "誤";
  position: absolute;
  top: 0.06rem;
  right: 0.08rem;
  color: var(--sdk-error);
  font-size: 0.42em;
  font-weight: 900;
  line-height: 1;
}

.sdk-cell:focus-visible,
.sdk-btn:focus-visible,
.sdk-tab:focus-visible,
.sdk-tile:focus-visible,
.sdk-pad button:focus-visible {
  outline: 3px solid var(--sdk-entry);
  outline-offset: 2px;
}

.sdk-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  height: 100%;
  color: #5c564c;
  font-size: 0.34em;
  font-weight: 700;
  line-height: 1;
}

.sdk-notes span {
  display: grid;
  place-items: center;
}

.sdk-pad {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
  width: min(100%, 22rem);
  margin: 0.75rem auto 0;
}

.sdk-pad button,
.sdk-btn {
  min-height: 3rem;
  border: 2px solid var(--foreground);
  border-radius: 0.8rem;
  background: var(--secondary);
  color: inherit;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  touch-action: manipulation;
}

.sdk-pad button {
  font-size: 1.35rem;
  box-shadow: 3px 3px 0 0 var(--foreground);
}

.sdk-pad button:active,
.sdk-btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

.sdk-erase {
  grid-column: 1 / -1;
  font-size: 1rem;
}

.sdk-keyhelp {
  margin: 0.55rem auto 0;
  max-width: 36rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
  text-align: center;
}

.sdk-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 0.7rem;
}

.sdk-btn {
  padding: 0.35rem 0.8rem;
  box-shadow: 3px 3px 0 0 var(--foreground);
}

.sdk-btn-ghost {
  background: var(--card);
}

.sdk-btn[aria-pressed="true"] {
  background: var(--pop);
}

.sdk-pause {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0.75rem;
  border: 2px solid var(--foreground);
  background: color-mix(in oklch, var(--card) 94%, transparent);
}

.sdk-pause[hidden] {
  display: none;
}

.sdk-pause p {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
}

.sdk-dialog {
  width: min(24rem, calc(100vw - 2rem));
  padding: 1.25rem 1.15rem 1.1rem;
  border: 2px solid var(--foreground);
  border-radius: 1rem;
  background: var(--card);
  color: inherit;
  box-shadow: 6px 6px 0 0 var(--foreground);
}

.sdk-dialog::backdrop {
  background: rgba(28, 25, 21, 0.46);
}

.sdk-dialog h2 {
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.5;
}

.sdk-dialog p {
  margin: 0.7rem 0 0;
  line-height: 1.7;
  white-space: pre-line;
}

.sdk-result-stars {
  margin: 0.8rem 0 0;
  color: var(--sdk-gold);
  font-size: 1.6rem;
  letter-spacing: 0.08em;
}

.sdk-dialog-actions {
  margin-top: 1rem;
}

.sdk-dialog-actions .sdk-btn {
  flex: 1 1 8.5rem;
  white-space: nowrap;
}

.sdk-seo {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

.sdk-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.sdk-crumb a:hover {
  text-decoration: underline;
}

.sdk-crumb span[aria-current="page"] {
  color: var(--foreground);
  font-weight: 700;
}

.sdk-crumb a + a::before,
.sdk-crumb span::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--muted);
  font-weight: 400;
}

.sdk-seo h2 {
  margin: 2rem 0 0.7rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.sdk-seo p,
.sdk-seo li {
  color: var(--foreground);
  line-height: 1.85;
  font-size: 0.95rem;
}

@media (min-width: 960px) {
  .sdk-layout {
    grid-template-columns: 9.5rem minmax(0, 1fr) 9.5rem;
    align-items: start;
  }

  .sdk-ad-side {
    display: flex;
    min-height: 24rem;
    position: sticky;
    top: 5.5rem;
  }

  .sdk-ad-mobile {
    display: none;
  }

  .sdk-stage {
    padding: 1.5rem 1.4rem 1.6rem;
  }
}

@media (max-width: 720px) {
  .sdk-shell {
    padding-inline: 0.45rem;
  }

  .sdk-stage {
    padding-inline: 0.6rem;
  }

  .sdk-actions .sdk-btn {
    flex: 1 1 calc(50% - 0.45rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .sdk-pad button:active,
  .sdk-btn:active {
    transform: none;
  }
}