/* Single Player Mode Styles */

/* Single Player Button - Primary CTA */
.singleplayer-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 18px 24px;
  background: linear-gradient(135deg, #22d3ee 0%, #06b6d4 100%);
  border: none;
  border-radius: var(--radius);
  color: white;
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(34, 211, 238, 0.3);
  margin-bottom: 8px;
}

.singleplayer-btn:hover {
  background: linear-gradient(135deg, #67e8f9 0%, #22d3ee 100%);
  box-shadow: 0 6px 24px rgba(34, 211, 238, 0.4);
  transform: translateY(-1px);
}

.singleplayer-btn:active {
  transform: translateY(0);
}

.singleplayer-btn svg {
  width: 22px;
  height: 22px;
}

/* Divider between single player and multiplayer */
.mode-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 16px 0;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.mode-divider::before,
.mode-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Single Player Modal */
.singleplayer-modal {
  max-width: 360px;
  width: 90%;
}

.singleplayer-modal h2 {
  margin-bottom: 20px;
  font-size: 1.4rem;
  text-align: center;
}

.opponent-selector {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.opponent-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.opponent-options {
  display: flex;
  gap: 12px;
}

.opponent-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 16px;
  background: var(--bg-input);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}

.opponent-btn:hover {
  border-color: var(--border-light);
  color: var(--text);
  background: var(--bg-card);
}

.opponent-btn.selected {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  color: var(--text);
}

.opponent-btn .icon {
  display: flex;
  align-items: center;
  gap: 8px;
}

.opponent-btn .bot-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.opponent-btn .bot-icon svg {
  width: 18px;
  height: 18px;
  color: white;
}

.opponent-btn .label {
  font-size: 0.9rem;
  font-weight: 600;
}

.opponent-btn .description {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

/* Player preview in single player modal */
.sp-player-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.sp-player-preview .stone {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  box-shadow: 
    inset -3px -3px 6px rgba(0, 0, 0, 0.4),
    inset 3px 3px 6px rgba(255, 255, 255, 0.1),
    0 2px 8px rgba(0, 0, 0, 0.3);
}

.sp-player-preview .name {
  flex: 1;
  font-weight: 500;
  color: var(--text);
}

.sp-player-preview .edit-btn {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}

.sp-player-preview .edit-btn:hover {
  border-color: var(--border-light);
  color: var(--text);
}

/* Start Single Player Button */
.start-sp-btn {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #22d3ee 0%, #06b6d4 100%);
  border: none;
  border-radius: var(--radius);
  color: white;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.start-sp-btn:hover {
  background: linear-gradient(135deg, #67e8f9 0%, #22d3ee 100%);
  box-shadow: 0 4px 16px rgba(34, 211, 238, 0.3);
}

/* Computer indicator in game stats */
.player-stat-item.computer::after {
  content: 'BOT';
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(99, 102, 241, 0.2);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

/* Single player badge in turn indicator */
.turn-indicator .sp-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: #22d3ee;
  color: white;
  font-size: 0.6rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
}

/* Single player uses the same leave button as multiplayer - no custom back button needed */

/* Simplified opponent selector grid for single player */
.sp-opponent-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.sp-opp-btn {
  flex: none;
  padding: 12px 8px;
}

.sp-opp-btn .label {
  font-size: 0.85rem;
}

/* Timer settings for single player */
.sp-timer-group {
  margin-bottom: 16px;
}

.sp-timer-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.sp-timer-group .timer-selector {
  display: flex;
  gap: 8px;
}

.sp-timer-btn {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg-input);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.sp-timer-btn:hover {
  border-color: var(--border-light);
  color: var(--text);
}

.sp-timer-btn.active {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  color: var(--text);
}

/* Timeout action for single player */
.sp-timeout-action-group {
  margin-bottom: 16px;
}

.sp-timeout-action-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.sp-timeout-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}

.sp-timeout-btn svg {
  width: 18px;
  height: 18px;
}

.sp-timeout-btn:hover {
  border-color: var(--border-light);
  color: var(--text);
}

.sp-timeout-btn.active {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  color: var(--text);
}

/* Make singleplayer modal wider to fit 5 buttons */
.singleplayer-modal {
  max-width: 420px;
}

/* Thinking indicator for computer turn */
.thinking-indicator {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.9rem;
  z-index: 100;
  animation: fadeIn 0.2s ease;
}

.thinking-indicator .dots {
  display: flex;
  gap: 4px;
}

.thinking-indicator .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: bounce 1.4s ease-in-out infinite;
}

.thinking-indicator .dot:nth-child(2) {
  animation-delay: 0.2s;
}

.thinking-indicator .dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-8px);
  }
}

/* Game over modal adjustments for single player */
.modal .sp-result {
  font-size: 1.1rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.modal .sp-result.victory {
  color: #22d3ee;
}

.modal .sp-result.defeat {
  color: #ef4444;
}