/* ── Game Container (wider than app-container) ────────── */
.game-container {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Settings Bar ─────────────────────────────────────── */
.settings-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.settings-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.setting {
  display: flex;
  align-items: center;
  gap: 4px;
}

.setting label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
}

.setting select {
  width: auto;
  padding: 4px 8px;
  font-size: 0.85rem;
  cursor: pointer;
}

.setting input[type="number"] {
  width: 48px;
  padding: 4px;
  font-size: 0.85rem;
  text-align: center;
}

.icon-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.2s, transform 0.15s;
}

.icon-btn:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-secondary);
}

.icon-btn:active {
  transform: scale(0.92);
}

/* ── Stats Bar ────────────────────────────────────────── */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.stat-value {
  font-size: 1.1rem;
  font-weight: 700;
}

#star-rating, #modal-stars {
  color: var(--color-accent);
}

/* ── Game Board ───────────────────────────────────────── */
.game-board {
  display: grid;
  gap: 8px;
  justify-content: center;
  padding: 8px 0;
  grid-template-columns: repeat(var(--cols, 4), min(calc(80vw / var(--cols, 4)), 110px));
}

/* ── Placeholder (odd grid) ───────────────────────────── */
.mc-card-placeholder {
  aspect-ratio: 1;
  border: 2px dashed var(--color-border);
  border-radius: 10px;
  opacity: 0.3;
}

/* ── Card ─────────────────────────────────────────────── */
.mc-card {
  aspect-ratio: 1;
  perspective: 600px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.mc-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.45s ease;
  transform-style: preserve-3d;
}

.mc-card.flipped .mc-card-inner,
.mc-card.matched .mc-card-inner {
  transform: rotateY(180deg);
}

.mc-card-face {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.mc-card-front {
  background: var(--color-accent);
  border: 2px solid transparent;
  box-shadow: 0 2px 6px var(--color-card-shadow);
}

.mc-card-front::after {
  content: '?';
  font-size: 1.6rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
}

.mc-card-back {
  transform: rotateY(180deg);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  box-shadow: 0 2px 6px var(--color-card-shadow);
  font-size: clamp(2rem, 10vw, 4rem);
  user-select: none;
}

/* Matched state */
.mc-card.matched .mc-card-back {
  border-color: #14b8a6;
  box-shadow: 0 0 10px rgba(20, 184, 166, 0.35);
}

.mc-card.matched {
  animation: matchPulse 0.4s ease;
}

@keyframes matchPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* Shake for mismatch */
.mc-card.shake .mc-card-inner {
  animation: shake 0.4s ease;
}

@keyframes shake {
  0%, 100% { transform: rotateY(180deg) translateX(0); }
  25%      { transform: rotateY(180deg) translateX(-4px); }
  75%      { transform: rotateY(180deg) translateX(4px); }
}

/* ── Win Modal ────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  opacity: 1;
  transition: opacity 0.3s;
}

[data-theme="dark"] .modal-overlay {
  background: rgba(0, 0, 0, 0.6);
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal {
  background: var(--color-bg-secondary);
  border-radius: 16px;
  padding: 32px 40px;
  text-align: center;
  box-shadow: 0 8px 32px var(--color-card-shadow);
  transform: scale(1);
  transition: transform 0.3s;
}

.modal-overlay.hidden .modal {
  transform: scale(0.9);
}

.modal h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
  color: var(--color-accent);
}

.modal-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
  font-size: 1rem;
}

.modal-stats p {
  color: var(--color-text-secondary);
}

.modal-stats strong {
  color: var(--color-text);
}

.btn-primary {
  padding: 10px 28px;
  border: none;
  border-radius: 8px;
  background: var(--color-accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-primary:active {
  transform: scale(0.95);
}

/* ── Responsive tweaks ────────────────────────────────── */
@media (max-width: 400px) {
  .game-container {
    padding: 8px;
  }

  .game-board {
    gap: 6px;
    grid-template-columns: repeat(var(--cols, 4), 1fr);
  }

  .mc-card-front::after {
    font-size: 1.2rem;
  }

  .mc-card-back {
    font-size: clamp(1.6rem, 8vw, 3rem);
  }

  .modal {
    padding: 24px 20px;
    margin: 0 16px;
  }
}