.game-dialog {
  width: min(calc(100% - 2rem), 34rem);
  max-height: min(calc(100dvh - 2rem), 48rem);
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 2px solid var(--bsr-slug-gold);
  border-radius: 0.5rem;
  color: var(--bsr-cream);
  background: var(--bsr-deep-teal);
  box-shadow: 0 1.5rem 5rem rgb(5 40 51 / 45%);
}

.game-dialog::backdrop {
  background: rgb(5 40 51 / 72%);
  backdrop-filter: blur(0.2rem);
}

.game-panel {
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.1rem, 4vw, 2rem);
}

.game-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.game-kicker,
.game-header h2,
.game-description,
.game-status {
  margin: 0;
}

.game-kicker {
  margin-bottom: 0.2rem;
  color: var(--bsr-slug-gold);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.game-header h2 {
  font-family: var(--bsr-display-font);
  font-size: clamp(1.75rem, 7vw, 2.5rem);
  line-height: 1;
}

.game-close {
  display: grid;
  flex: 0 0 auto;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid rgb(241 235 221 / 55%);
  border-radius: 50%;
  appearance: none;
  place-items: center;
  color: inherit;
  background: transparent;
  font: inherit;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.game-description {
  color: rgb(241 235 221 / 82%);
  font-size: 0.9rem;
}

.game-mode-picker {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.game-mode-picker legend {
  margin-bottom: 0.45rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.game-mode-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
  padding: 0.3rem;
  border: 1px solid rgb(241 235 221 / 32%);
  border-radius: var(--radius);
}

.game-mode-option,
.game-control {
  min-height: 2.75rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  appearance: none;
  color: inherit;
  background: transparent;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.game-mode-option[aria-pressed="true"] {
  color: var(--bsr-deep-teal-dark);
  background: var(--bsr-slug-gold);
}

.game-status {
  min-height: 1.5em;
  color: var(--bsr-slug-yellow);
  font-weight: 700;
  text-align: center;
}

.game-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, minmax(0, 1fr));
  width: min(100%, 21rem);
  aspect-ratio: 1;
  margin-inline: auto;
  overflow: hidden;
  border: 2px solid var(--bsr-cream);
  border-radius: 0.35rem;
  background: var(--bsr-cream);
  gap: 2px;
}

.game-cell {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  appearance: none;
  place-items: center;
  color: var(--bsr-cream);
  background: var(--bsr-deep-teal-dark);
  font-family: var(--bsr-display-font);
  font-size: clamp(2.75rem, 15vw, 5rem);
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
  transition:
    background-color 140ms ease,
    color 140ms ease,
    transform 140ms ease;
  touch-action: manipulation;
}

.game-mark {
  position: absolute;
  inset: 6%;
  display: grid;
  place-items: center;
  animation: game-mark-arrives 180ms ease-out both;
  pointer-events: none;
}

.game-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
}

.game-mark-slug .game-slug-art {
  position: absolute;
  width: 86%;
  height: 86%;
  transform: rotate(-2deg);
}

.game-mark-slug .game-slug-art:nth-child(2) {
  transform: rotate(88deg);
}

.game-mark-snail {
  inset: 8%;
}

.game-mark-fallback {
  display: none;
}

.game-cell[data-art-failed="true"] .game-mark {
  display: none;
}

.game-cell[data-art-failed="true"] .game-mark-fallback {
  display: inline;
}

.game-control {
  border-color: rgb(241 235 221 / 48%);
}

.game-cell:disabled {
  cursor: wait;
  opacity: 0.78;
}

.game-cell:focus-visible {
  color: var(--bsr-slug-yellow);
  background: var(--bsr-deep-teal);
}

.game-cell:focus-visible,
.game-close:focus-visible,
.game-mode-option:focus-visible,
.game-control:focus-visible {
  z-index: 1;
  outline: 3px solid var(--bsr-slug-yellow);
  outline-offset: -4px;
}

.game-cell:hover:not(:disabled) {
  color: var(--bsr-slug-yellow);
  background: var(--bsr-deep-teal);
}

.game-cell[data-mark="slug"] {
  color: var(--bsr-slug-yellow);
}

.game-cell[data-mark="snail"] {
  color: var(--bsr-cream);
}

.game-cell[data-winning="true"] {
  color: var(--bsr-deep-teal-dark);
  background: var(--bsr-slug-gold);
  transform: scale(0.94);
}

.game-cell[data-winning="true"] .game-mark {
  animation: game-winner-glow 700ms ease-in-out 2 alternate;
  filter: drop-shadow(0 0 0.35rem rgb(4 44 43 / 45%));
}

@keyframes game-mark-arrives {
  from {
    opacity: 0;
    scale: 0.72;
  }

  to {
    opacity: 1;
    scale: 1;
  }
}

@keyframes game-winner-glow {
  to {
    filter: drop-shadow(0 0 0.7rem rgb(241 235 221 / 78%));
  }
}

.game-controls {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}

.game-control-primary {
  color: var(--bsr-deep-teal-dark);
  background: var(--bsr-cream);
}

@media (width <= 30rem) {
  .game-dialog {
    width: calc(100% - 1rem);
    max-height: calc(100dvh - 1rem);
  }

  .game-panel {
    gap: 0.8rem;
    padding: 1rem;
  }

  .game-controls {
    display: grid;
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .game-cell,
  .game-mark,
  .game-cell[data-winning="true"] .game-mark {
    animation: none;
    transition: none;
  }
}