.collection-analysis {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 16px;
  padding: 24px;
  margin: 20px 0;
  color: white;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.collection-analysis h3 {
  margin: 0 0 20px 0;
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
}

.analysis-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-value {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.8;
}

.rarity-distribution {
  margin-bottom: 24px;
}

.rarity-distribution h4 {
  margin: 0 0 16px 0;
  font-size: 1.2rem;
  font-weight: 500;
}

.rarity-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rarity-bar {
  display: flex;
  align-items: center;
  gap: 12px;
}

.rarity-name {
  min-width: 80px;
  font-weight: 500;
  text-transform: capitalize;
}

.bar-container {
  flex: 1;
  height: 20px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  overflow: hidden;
}

.bar {
  height: 100%;
  border-radius: 10px;
  transition: width 0.3s ease;
}

.bar-common { background: linear-gradient(90deg, #4CAF50, #45a049); }
.bar-rare { background: linear-gradient(90deg, #2196F3, #1976D2); }
.bar-epic { background: linear-gradient(90deg, #9C27B0, #7B1FA2); }
.bar-legendary { background: linear-gradient(90deg, #FF9800, #F57C00); }
.bar-mythic { background: linear-gradient(90deg, #F44336, #D32F2F); }

.rarity-count {
  min-width: 40px;
  text-align: right;
  font-weight: 500;
}

.recommendations {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
}

.recommendations h4 {
  margin: 0 0 12px 0;
  font-size: 1.1rem;
}

.recommendations ul {
  margin: 0;
  padding-left: 20px;
}

.recommendations li {
  margin-bottom: 8px;
  line-height: 1.4;
}

.refresh-analysis,
.analyze-button,
.retry-button {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  border-radius: 8px;
  padding: 12px 24px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: block;
  margin: 0 auto;
}

.refresh-analysis:hover,
.analyze-button:hover,
.retry-button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.analysis-loading,
.analysis-error,
.analysis-empty {
  text-align: center;
  padding: 40px 20px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top: 3px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px;
}

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

.analysis-error p {
  color: #ffcdd2;
  margin-bottom: 16px;
}

.analysis-empty p {
  opacity: 0.8;
  margin-bottom: 16px;
}