/* css/coach.css */
/* Coach Mode Styles - Advanced Chess Analysis Interface */

.coach-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Header */
.coach-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: 12px;
}

.coach-header h2 {
  margin: 0;
  font-size: 2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.coach-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}

.difficulty-selector {
  display: flex;
  align-items: center;
  gap: 8px;
}

.difficulty-selector label {
  font-weight: 500;
  font-size: 0.9rem;
}

.difficulty-selector select {
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.9);
  color: #2c3e50;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Main Content Layout */
.coach-main {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 30px;
}

/* Board Panel */
.coach-board-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.coach-status {
  background: #f8f9fa;
  padding: 15px 20px;
  border-radius: 8px;
  border-left: 4px solid #3498db;
  font-size: 1rem;
  line-height: 1.4;
  color: #2c3e50;
  min-height: 60px;
  display: flex;
  align-items: center;
}

/* Analysis Panel */
.coach-analysis-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: #f8f9fa;
  padding: 20px;
  border-radius: 12px;
  height: fit-content;
}

/* Analysis Controls */
.analysis-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.analysis-btn {
  padding: 12px 16px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.analysis-btn:first-child {
  background: #3498db;
  color: white;
}

.analysis-btn:nth-child(2) {
  background: #9b59b6;
  color: white;
}

.analysis-btn:nth-child(3) {
  background: #e74c3c;
  color: white;
}

.analysis-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

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

/* Analysis Sections */
.analysis-section {
  margin-bottom: 25px;
}

.evaluation-panel,
.strategy-panel,
.tactical-panel {
  background: white;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e0e0e0;
  min-height: 120px;
}

.evaluation-panel h3,
.strategy-panel h3,
.tactical-panel h3 {
  margin: 0 0 15px 0;
  color: #2c3e50;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.evaluation-panel p,
.strategy-panel p,
.tactical-panel p {
  color: #666;
  margin: 0;
  font-style: italic;
}

/* Evaluation Items */
.evaluation-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #f0f0f0;
}

.evaluation-item:last-child {
  border-bottom: none;
}

.evaluation-icon {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.evaluation-text {
  flex: 1;
  color: #2c3e50;
  font-size: 0.95rem;
}

.evaluation-item.priority-medium {
  background: rgba(241, 196, 15, 0.1);
  padding: 10px;
  border-radius: 6px;
  border: none;
  margin-bottom: 8px;
}

/* Strategy Items */
.strategy-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  margin-bottom: 10px;
  border-radius: 6px;
  border-left: 4px solid #3498db;
  background: #f8f9fa;
}

.strategy-item.priority-high {
  border-left-color: #e74c3c;
  background: rgba(231, 76, 60, 0.05);
}

.strategy-item.priority-medium {
  border-left-color: #f39c12;
  background: rgba(243, 156, 18, 0.05);
}

.strategy-icon {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.strategy-text {
  flex: 1;
  color: #2c3e50;
  font-size: 0.95rem;
  line-height: 1.3;
}

/* Tactical Items */
.tactical-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  margin-bottom: 10px;
  border-radius: 6px;
  background: #f8f9fa;
  border: 1px solid #e0e0e0;
  transition: all 0.3s ease;
}

.tactical-item.priority-high {
  background: rgba(231, 76, 60, 0.1);
  border-color: #e74c3c;
}

.tactical-item.priority-medium {
  background: rgba(243, 156, 18, 0.1);
  border-color: #f39c12;
}

.tactical-item:hover {
  transform: translateX(5px);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tactical-icon {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.tactical-text {
  flex: 1;
  color: #2c3e50;
  font-size: 0.95rem;
  line-height: 1.3;
}

/* Control Buttons */
.control-btn {
  padding: 10px 16px;
  background: #34495e;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.3s ease;
}

.control-btn:hover {
  background: #2c3e50;
}

.control-btn:disabled {
  background: #bdc3c7;
  cursor: not-allowed;
}

/* Coach Suggestion Highlighting */
.coach-suggestion {
  background: rgba(52, 152, 219, 0.3) !important;
  box-shadow: 0 0 15px rgba(52, 152, 219, 0.5);
  animation: coachPulse 2s infinite;
}

@keyframes coachPulse {
  0%, 100% {
    background: rgba(52, 152, 219, 0.3) !important;
  }
  50% {
    background: rgba(52, 152, 219, 0.5) !important;
  }
}

/* Loading States */
.analysis-btn:disabled {
  background: #bdc3c7 !important;
  cursor: not-allowed;
}

.analysis-btn.loading {
  position: relative;
  color: transparent;
}

.analysis-btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Empty States */
.no-analysis {
  text-align: center;
  padding: 40px 20px;
  color: #7f8c8d;
}

.no-analysis .icon {
  font-size: 3rem;
  margin-bottom: 15px;
  opacity: 0.5;
}

.no-analysis h4 {
  margin: 0 0 10px 0;
  color: #95a5a6;
}

.no-analysis p {
  margin: 0;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .coach-main {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .coach-analysis-panel {
    order: -1;
  }
}

@media (max-width: 768px) {
  .coach-header {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .coach-controls {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .analysis-controls {
    grid-template-columns: 1fr;
  }
  
  .difficulty-selector {
    flex-direction: column;
    gap: 5px;
  }
  
  .coach-container {
    padding: 10px;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .coach-analysis-panel {
    background: #2c3e50;
  }
  
  .evaluation-panel,
  .strategy-panel,
  .tactical-panel {
    background: #34495e;
    border-color: #4a5f7a;
  }
  
  .evaluation-panel h3,
  .strategy-panel h3,
  .tactical-panel h3,
  .evaluation-text,
  .strategy-text,
  .tactical-text {
    color: #ecf0f1;
  }
  
  .coach-status {
    background: #34495e;
    color: #ecf0f1;
  }
}