/* AI Governance Strategy Builder - Clean 4-Page Design */

:root {
  --primary-color: #2563eb;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --bg-color: #f8fafc;
  --card-bg: #ffffff;
  --text-color: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --selected-color: #dbeafe;
  --hover-color: #f1f5f9;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* Header */
header {
  background: var(--card-bg);
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.brand h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.progress-bar {
  display: flex;
  gap: 2rem;
}

.progress-step {
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--hover-color);
  transition: all 0.2s;
}

.progress-step.active {
  color: var(--primary-color);
  background: var(--selected-color);
}

.progress-step.completed {
  color: var(--success-color);
  background: #dcfce7;
}

/* Main Layout */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Pages */
.page {
  display: none;
  animation: fadeIn 0.3s ease-in;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-content {
  max-width: 900px;
  margin: 0 auto;
}

/* Narratives */
.narrative {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.narrative h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.narrative p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.narrative p:last-child {
  margin-bottom: 0;
}

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

/* Options Grid */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.option-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.option-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.option-card.selected {
  border-color: var(--primary-color);
  background: var(--selected-color);
}

.option-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.option-card label {
  cursor: pointer;
  display: block;
}

.option-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.option-card p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Buttons */
.page-actions {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
}

.btn-primary, .btn-secondary {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-size: 0.875rem;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: #1d4ed8;
  transform: translateY(-1px);
}

.btn-primary:disabled {
  background: var(--text-muted);
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--hover-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

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

/* Results Page */
.strategy-section {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.strategy-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.selected-items {
  display: grid;
  gap: 0.5rem;
}

.selected-item {
  background: var(--hover-color);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--text-color);
}

.outcome-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  margin-top: 2rem;
}

.outcome-image {
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.outcome-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.outcome-card p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.outcome-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.stat {
  background: var(--hover-color);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-color);
}

/* Enhanced effectiveness metrics */
.effectiveness-metrics {
  margin: 2rem 0;
  background: var(--bg-color);
  border-radius: 8px;
  padding: 1.5rem;
}

.primary-metric {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.metric-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.confidence-interval {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.detailed-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.metric .metric-label {
  font-size: 0.8rem;
  margin-bottom: 0;
}

.metric .metric-value {
  font-size: 0.9rem;
  font-weight: 600;
}

.metric.penalty .metric-value {
  color: var(--danger-color);
}

/* Color coding for positive/negative values */
.metric-value.positive {
  color: var(--success-color);
  font-weight: 700;
}

.metric-value.negative {
  color: var(--danger-color);
  font-weight: 700;
}

.metric-value.neutral {
  color: var(--text-color);
  font-weight: 600;
}

.simulation-results {
  background: var(--hover-color);
  border-radius: 6px;
  padding: 1rem;
  margin: 1.5rem 0;
}

.simulation-results h4 {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-color);
}

.sim-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sim-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.sim-value {
  font-weight: 600;
  color: var(--text-color);
}

.strategy-analysis {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  margin: 1.5rem 0;
}

.strategy-analysis h4 {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-color);
}

.strategy-analysis p {
  font-size: 0.85rem;
  color: var(--text-color);
  line-height: 1.5;
}

/* Outcome classes with color coding */
.outcome-card.success-high {
  border-left: 4px solid var(--success-color);
}

.outcome-card.success-moderate {
  border-left: 4px solid var(--warning-color);
}

.outcome-card.failure-moderate {
  border-left: 4px solid var(--danger-color);
}

.outcome-card.failure-high {
  border-left: 4px solid #dc2626;
  background: #fef2f2;
}

.outcome-card.success-high .metric-value {
  color: var(--success-color);
}

.outcome-card.success-moderate .metric-value {
  color: var(--warning-color);
}

.outcome-card.failure-moderate .metric-value,
.outcome-card.failure-high .metric-value {
  color: var(--danger-color);
}

/* Budget display */
.budget-display {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  margin: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

.budget-display.warning {
  border-color: var(--warning-color);
  background: #fef3c7;
}

.budget-display.over-budget {
  border-color: var(--danger-color);
  background: #fee2e2;
  color: var(--danger-color);
}

.budget-display span {
  flex: 1;
  text-align: center;
}

/* Unaffordable options */
.option-card.unaffordable {
  opacity: 0.5;
  pointer-events: none;
  background: #f3f4f6;
  border-color: #d1d5db;
}

.option-card.unaffordable h3 {
  color: var(--text-muted);
}

.option-card.unaffordable .cost-warning {
  color: var(--danger-color);
  font-weight: 700;
  font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
  .progress-bar {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  
  .progress-step {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
  }
  
  .page-content {
    padding: 1rem;
  }
  
  .narrative {
    padding: 1.5rem;
  }
  
  .options-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .page-actions {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    text-align: center;
  }
}

/* Resource links styling */
.resource-link {
  margin-top: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-color);
}

.resource-link a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--primary-color);
  border-radius: 4px;
  background: transparent;
  transition: all 0.2s ease;
}

.resource-link a:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.resource-link a:active {
  transform: translateY(0);
}

/* Make sure resource links don't interfere with card selection */
.option-card .resource-link {
  z-index: 10;
  position: relative;
}

/* Prevent link clicks from triggering card selection */
.option-card label {
  cursor: pointer;
}

.option-card .resource-link a {
  cursor: pointer;
  z-index: 100;
}

/* LLM Configuration Panel */
.llm-config-panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Make LLM panel more compact on first page */
#page1 .llm-config-panel {
  margin: 1rem 0;
  padding: 1rem;
}

#page1 .llm-config-panel .toggle-text {
  font-size: 0.9rem;
}

.llm-toggle {
  margin-bottom: 1rem;
}

.llm-toggle label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 500;
}

.llm-toggle input[type="checkbox"] {
  transform: scale(1.2);
}

.toggle-text {
  font-size: 1rem;
  color: var(--text-color);
}

.llm-settings {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.llm-settings.hidden {
  display: none;
}

.api-key-input label,
.model-select label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.api-key-input a {
  color: var(--primary-color);
  text-decoration: none;
}

.api-key-input a:hover {
  text-decoration: underline;
}

.api-key-input input,
.model-select select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.9rem;
  background: var(--card-bg);
  color: var(--text-color);
}

.api-key-input input:focus,
.model-select select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.api-key-input small {
  display: block;
  margin-top: 0.25rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* LLM Status Indicators */
.llm-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.llm-status.loading {
  background: #fef3c7;
  color: #92400e;
}

.llm-status.success {
  background: #d1fae5;
  color: #065f46;
}

.llm-status.error {
  background: #fee2e2;
  color: #991b1b;
}

.llm-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Enhanced Analysis Styling */
.enhanced-analysis {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  border: 1px solid var(--primary-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1rem 0;
  position: relative;
}

.enhanced-analysis::before {
  content: "🤖 AI Enhanced";
  position: absolute;
  top: -10px;
  left: 1rem;
  background: var(--primary-color);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.enhanced-analysis h4 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.enhanced-analysis p {
  line-height: 1.6;
  color: var(--text-color);
}

/* Monte Carlo Visualization */
.monte-carlo-viz {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.monte-carlo-viz h4 {
  margin-bottom: 1rem;
  color: var(--text-color);
  font-size: 1.1rem;
}

.distribution-chart {
  margin: 1rem 0;
}

.chart-bar {
  height: 40px;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
}

.bar-segment.major-success {
  background: linear-gradient(90deg, #10b981, #059669);
  transition: width 0.5s ease;
}

.bar-segment.moderate-success {
  background: linear-gradient(90deg, #22c55e, #16a34a);
  transition: width 0.5s ease;
}

.bar-segment.moderate-failure {
  background: linear-gradient(90deg, #f59e0b, #d97706);
  transition: width 0.5s ease;
}

.bar-segment.catastrophic-failure {
  background: linear-gradient(90deg, #ef4444, #dc2626);
  transition: width 0.5s ease;
}

.chart-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.label-major-success {
  color: #10b981;
}

.label-moderate-success {
  color: #22c55e;
}

.label-moderate-failure {
  color: #f59e0b;
}

.label-catastrophic-failure {
  color: #ef4444;
}

.chart-legend {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.legend-item {
  display: flex;
  align-items: center;
  font-weight: 500;
}

.legend-item.major-success {
  color: #10b981;
}

.legend-item.moderate-success {
  color: #22c55e;
}

.legend-item.moderate-failure {
  color: #f59e0b;
}

.legend-item.catastrophic-failure {
  color: #ef4444;
}

.legend-item::before {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 2px;
  margin-right: 0.5rem;
}

.legend-item.major-success::before {
  background: #10b981;
}

.legend-item.moderate-success::before {
  background: #22c55e;
}

.legend-item.moderate-failure::before {
  background: #f59e0b;
}

.legend-item.catastrophic-failure::before {
  background: #ef4444;
}

/* Difficulty Mode Thumbnails */
.difficulty-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.difficulty-thumbnail {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  object-fit: cover;
  border: 2px solid var(--border-color);
  transition: border-color 0.2s ease;
}

.option-card.selected .difficulty-thumbnail {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.difficulty-header h3 {
  margin: 0;
  flex: 1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .difficulty-header {
    gap: 0.5rem;
  }
  
  .difficulty-thumbnail {
    width: 52px;
    height: 52px;
  }
  .llm-settings {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .chart-legend {
    flex-direction: column;
    gap: 0.5rem;
  }
}