.linkgame-score-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.linkgame-score-grid div {
  min-height: 54px;
  display: grid;
  place-items: center;
  gap: 2px;
  padding: 6px 8px;
  border-radius: 8px;
  background: #101828;
  color: #fff;
}

.linkgame-score-grid span {
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
  font-weight: 800;
}

.linkgame-score-grid strong {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 20px;
  line-height: 1;
  color: #6ee7b7;
  white-space: nowrap;
}

.linkgame-mode-group {
  display: flex;
  flex-wrap: wrap;
  justify-self: end;
  gap: 8px;
}

.linkgame-mode-btn,
.linkgame-control-bar button,
.linkgame-result-card button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  transition:
    border-color 0.18s,
    background 0.18s,
    color 0.18s,
    transform 0.18s;
}

.linkgame-mode-btn {
  padding: 0 16px;
}

.linkgame-mode-btn.active,
.linkgame-control-bar button:first-child,
.linkgame-result-card button {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.linkgame-mode-btn:hover,
.linkgame-mode-btn:focus-visible,
.linkgame-control-bar button:hover,
.linkgame-control-bar button:focus-visible,
.linkgame-result-card button:hover,
.linkgame-result-card button:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.linkgame-play-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 16px;
  align-items: start;
  padding: 12px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(15, 139, 141, 0.055) 1px, transparent 1px),
    linear-gradient(rgba(15, 139, 141, 0.055) 1px, transparent 1px), #edf5f5;
  background-size: 18px 18px;
}

.linkgame-board-panel,
.linkgame-side-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.linkgame-board-panel {
  position: relative;
  display: grid;
  gap: 12px;
  justify-items: center;
  padding: 14px;
  overflow: hidden;
}

.linkgame-board-status {
  width: min(820px, 100%);
  min-height: 44px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.linkgame-board-status span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border-radius: 6px;
  background: #ccfbf1;
  color: #0b6466;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}

.linkgame-board-status strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--ink);
  font-size: 15px;
  white-space: nowrap;
}

.linkgame-board {
  --cols: 10;
  --rows: 8;
  width: min(820px, 100%);
  aspect-ratio: var(--cols) / var(--rows);
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  grid-template-rows: repeat(var(--rows), 1fr);
  gap: 7px;
  padding: 10px;
  border-radius: 8px;
  background: #182537;
  touch-action: manipulation;
  user-select: none;
}

.linkgame-tile {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  font-size: clamp(15px, 2.8vw, 27px);
  font-weight: 900;
  line-height: 1;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    0 5px 12px rgba(2, 6, 23, 0.22);
  transition:
    opacity 0.14s,
    transform 0.14s,
    box-shadow 0.14s;
}

.linkgame-tile:hover,
.linkgame-tile:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.linkgame-tile.empty {
  pointer-events: none;
  opacity: 0;
  box-shadow: none;
}

.linkgame-tile.linkgame-type-0 {
  background: #0f8b8d;
}

.linkgame-tile.linkgame-type-1 {
  background: #ef4444;
}

.linkgame-tile.linkgame-type-2 {
  background: #f59e0b;
}

.linkgame-tile.linkgame-type-3 {
  background: #16a34a;
}

.linkgame-tile.linkgame-type-4 {
  background: #2563eb;
}

.linkgame-tile.linkgame-type-5 {
  background: #7c3aed;
}

.linkgame-tile.linkgame-type-6 {
  background: #db2777;
}

.linkgame-tile.linkgame-type-7 {
  background: #475569;
}

.linkgame-tile.linkgame-selected {
  transform: translateY(-3px) scale(1.04);
  box-shadow:
    0 0 0 3px #fde047,
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 8px 18px rgba(2, 6, 23, 0.24);
  z-index: 3;
}

.linkgame-tile.linkgame-hint {
  animation: linkgameHintPulse 0.72s ease-in-out infinite alternate;
  box-shadow:
    0 0 0 3px #6ee7b7,
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 8px 18px rgba(2, 6, 23, 0.24);
}

.linkgame-side-panel {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.linkgame-control-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.linkgame-control-bar button {
  width: 100%;
}

.linkgame-status-card {
  min-height: 74px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 12px;
  border-radius: 6px;
  background: #f8fafc;
  border: 1px solid var(--line);
}

.linkgame-status-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.linkgame-status-card strong {
  overflow-wrap: anywhere;
  font-size: 18px;
  line-height: 1.25;
}

.linkgame-result-overlay {
  position: absolute;
  inset: 14px;
  display: grid;
  place-items: center;
  padding: 20px;
  border-radius: 8px;
  background: rgba(16, 24, 40, 0.62);
  z-index: 50;
}

.linkgame-result-overlay[hidden] {
  display: none;
}

.linkgame-result-card {
  width: min(310px, 100%);
  display: grid;
  gap: 10px;
  padding: 22px;
  border-radius: 8px;
  background: #fff;
  text-align: center;
  box-shadow: var(--shadow);
}

.linkgame-result-card strong {
  font-size: 24px;
  line-height: 1.2;
}

.linkgame-result-card span {
  color: var(--muted);
}

@keyframes linkgameHintPulse {
  from {
    transform: translateY(-2px) scale(1);
  }
  to {
    transform: translateY(-4px) scale(1.06);
  }
}

@media (max-width: 800px) {
  .linkgame-play-area {
    grid-template-columns: 1fr;
  }

  .linkgame-side-panel {
    grid-template-columns: minmax(0, 1.2fr) repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }

  .linkgame-control-bar {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 700px) {
  .linkgame-mode-group {
    justify-self: stretch;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
  }

  .linkgame-mode-btn {
    min-height: 36px;
    padding: 0 4px;
    font-size: 13px;
  }

  .linkgame-score-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    margin-bottom: 8px;
  }

  .linkgame-score-grid div {
    min-height: 42px;
    padding: 4px;
  }

  .linkgame-score-grid span {
    font-size: 10px;
  }

  .linkgame-score-grid strong {
    font-size: 15px;
  }

  .linkgame-play-area {
    gap: 8px;
    padding: 8px;
  }

  .linkgame-board-panel {
    gap: 8px;
    padding: 8px;
  }

  .linkgame-board-status {
    min-height: 34px;
    gap: 6px;
  }

  .linkgame-board-status span {
    min-height: 28px;
    padding: 0 8px;
    font-size: 12px;
  }

  .linkgame-board-status strong {
    font-size: 13px;
  }

  .linkgame-board {
    gap: 5px;
    padding: 6px;
  }

  .linkgame-tile {
    border-radius: 6px;
    font-size: clamp(13px, 4vw, 20px);
  }

  .linkgame-side-panel {
    position: sticky;
    bottom: 0;
    z-index: 45;
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 6px;
    padding-bottom: calc(6px + env(safe-area-inset-bottom));
    border-color: rgba(255, 255, 255, 0.18);
    background: #182537;
    box-shadow: 0 -8px 20px rgba(2, 6, 23, 0.18);
  }

  .linkgame-control-bar {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .linkgame-control-bar button {
    min-height: 40px;
    font-size: 13px;
  }

  .linkgame-status-card {
    display: none;
  }

  .linkgame-result-overlay {
    position: fixed;
    inset: 0;
    padding: 16px;
    border-radius: 0;
    z-index: 100;
  }

  .linkgame-result-card {
    padding: 18px;
  }
}

@media (max-width: 380px) {
  .linkgame-mode-btn {
    min-height: 34px;
    font-size: 12px;
  }

  .linkgame-score-grid strong {
    font-size: 14px;
  }

  .linkgame-board {
    gap: 4px;
    padding: 5px;
  }

  .linkgame-tile {
    font-size: 13px;
  }
}