/* AI Entrepreneurship Article Styles */
.ai-entrepreneurship-hero {
  background: linear-gradient(135deg, #004080 0%, #0066cc 100%);
  color: white;
  padding: 60px 0;
}

.ai-entrepreneurship-hero .hero-text h1 {
  font-size: 2.8rem;
  line-height: 1.2;
  margin-bottom: 20px;
}

.ai-entrepreneurship-hero .article-category {
  background-color: rgba(255,255,255,0.2);
  padding: 5px 15px;
  border-radius: 20px;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 15px;
}

.ai-entrepreneurship-hero .article-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  opacity: 0.9;
}

.ai-entrepreneurship-hero .article-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.ai-entrepreneurship-hero .tag {
  background-color: rgba(255,255,255,0.1);
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
}

/* Business Models Grid */
.business-models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.model-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #eaeaea;
}

.model-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.model-header {
  padding: 20px;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-bottom: 1px solid #dee2e6;
  display: flex;
  align-items: center;
  gap: 15px;
}

.model-icon {
  width: 50px;
  height: 50px;
  background: #004080;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.model-header h3 {
  margin: 0;
  flex: 1;
  font-size: 1.2rem;
  color: #2c3e50;
}

.model-trend {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  background: #e8f5e8;
  color: #2e7d32;
}

.model-body {
  padding: 20px;
}

.model-description {
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: #555;
  line-height: 1.6;
}

.model-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 15px;
  padding: 15px;
  background: #f8f9fa;
  border-radius: 8px;
}

.model-stat {
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: #6c757d;
  margin-bottom: 5px;
}

.stat-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: #004080;
}

.model-examples h4 {
  margin: 15px 0 10px;
  font-size: 0.9rem;
  color: #2c3e50;
}

.model-examples ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.model-examples li {
  padding: 5px 0;
  font-size: 0.85rem;
  color: #555;
  border-bottom: 1px solid #f0f0f0;
}

.model-examples li:last-child {
  border-bottom: none;
}

/* Opportunities Container */
.opportunities-container {
  margin: 40px 0;
}

.opportunity-sector {
  margin-bottom: 40px;
}

.opportunity-sector h3 {
  font-size: 1.4rem;
  color: #004080;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #004080;
}

.opportunity-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.opportunity-card {
  background: white;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  border-left: 4px solid #004080;
  transition: transform 0.3s ease;
}

.opportunity-card:hover {
  transform: translateY(-5px);
}

.opportunity-card h4 {
  margin: 0 0 10px;
  font-size: 1.1rem;
  color: #2c3e50;
}

.opportunity-card p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.5;
  margin-bottom: 15px;
}

.opportunity-metrics {
  display: flex;
  gap: 15px;
}

.metric {
  font-size: 0.8rem;
  color: #004080;
  display: flex;
  align-items: center;
  gap: 5px;
}

.metric i {
  font-size: 0.7rem;
}

/* Market Trends */
.market-trends {
  background: #f8f9fa;
  padding: 30px;
  border-radius: 12px;
  margin: 40px 0;
}

.market-trends h3 {
  margin-top: 0;
  color: #004080;
  margin-bottom: 25px;
}

.trends-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.trend-card {
  background: white;
  padding: 20px;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.trend-card i {
  font-size: 2rem;
  color: #004080;
  margin-bottom: 15px;
  display: block;
}

.trend-card h4 {
  margin: 10px 0;
  font-size: 1.1rem;
  color: #2c3e50;
}

.trend-card p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.5;
  margin: 0;
}

/* Startup Archetypes */
.startup-archetypes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.archetype-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  border: 1px solid #eaeaea;
}

.archetype-header {
  padding: 20px;
  background: linear-gradient(135deg, #004080 0%, #0066cc 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.archetype-header h3 {
  margin: 0;
  font-size: 1.3rem;
}

.archetype-icon {
  font-size: 1.5rem;
  opacity: 0.9;
}

.archetype-body {
  padding: 20px;
}

.archetype-body h4 {
  margin: 15px 0 10px;
  color: #004080;
  font-size: 1rem;
}

.archetype-body ul {
  padding-left: 20px;
  margin-bottom: 15px;
}

.archetype-body li {
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: #555;
}

.archetype-example {
  background: #e8f4fd;
  padding: 10px 15px;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-top: 15px;
  border-left: 3px solid #004080;
}

/* Funding Landscape */
.funding-landscape {
  background: #f8f9fa;
  padding: 25px;
  border-radius: 12px;
  margin: 40px 0;
}

.funding-landscape h3 {
  margin-top: 0;
  color: #004080;
  margin-bottom: 20px;
}

.funding-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
  margin-bottom: 25px;
}

.funding-stat {
  text-align: center;
  background: white;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.funding-stat .stat-value {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: #004080;
  margin-bottom: 5px;
}

.funding-stat .stat-label {
  font-size: 0.8rem;
  color: #6c757d;
}

.funding-breakdown h4 {
  margin-bottom: 15px;
  color: #2c3e50;
}

.sector-funding {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sector-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.sector-name {
  font-size: 0.9rem;
  color: #2c3e50;
  min-width: 150px;
}

.funding-bar {
  flex: 1;
  height: 20px;
  background: #e9ecef;
  border-radius: 10px;
  overflow: hidden;
}

.funding-fill {
  height: 100%;
  background: linear-gradient(90deg, #004080, #0066cc);
  border-radius: 10px;
  transition: width 1s ease;
}

.funding-amount {
  font-size: 0.9rem;
  font-weight: 600;
  color: #004080;
  min-width: 60px;
  text-align: right;
}

/* Success Factors Grid */
.success-factors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.factor-card {
  background: white;
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  border: 1px solid #eaeaea;
  transition: transform 0.3s ease;
}

.factor-card:hover {
  transform: translateY(-5px);
}

.factor-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #004080, #0066cc);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.factor-card h3 {
  margin: 0 0 15px;
  font-size: 1.2rem;
  color: #2c3e50;
}

.factor-card > p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.6;
  margin-bottom: 20px;
}

.factor-checklist h4 {
  margin: 0 0 10px;
  font-size: 0.9rem;
  color: #004080;
}

.factor-checklist ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.factor-checklist li {
  padding: 8px 0;
  font-size: 0.85rem;
  color: #555;
  border-bottom: 1px solid #f0f0f0;
  display: flex;
  align-items: center;
}

.factor-checklist li:before {
  content: "✓";
  color: #28a745;
  font-weight: bold;
  margin-right: 10px;
}

.factor-checklist li:last-child {
  border-bottom: none;
}

/* Case Study Showcase */
.case-study-showcase {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin: 30px 0;
}

.success-story {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 25px rgba(0,0,0,0.1);
}

.story-header {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 200px;
  color: white;
}

.story-header img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.story-header::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  z-index: 2;
}

.story-overview {
  position: relative;
  z-index: 3;
  padding: 30px;
  width: 100%;
}

.story-overview h3 {
  margin: 0 0 10px;
  font-size: 1.5rem;
}

.story-metrics {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.story-metrics .metric {
  background: rgba(255,255,255,0.2);
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
}

.story-body {
  padding: 25px;
}

.evolution-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 20px;
}

.evolution-step {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 8px;
  border-left: 3px solid #004080;
}

.step-year {
  font-weight: 700;
  color: #004080;
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.step-content {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.4;
}

.key-success-factors h4 {
  margin: 0 0 10px;
  color: #004080;
}

.key-success-factors ul {
  padding-left: 20px;
  margin: 0;
}

.key-success-factors li {
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: #555;
}

/* Resources Tabs */
.resources-tabs {
  margin: 30px 0;
}

.tab-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 20px;
  border-bottom: 2px solid #eaeaea;
}

.tab-button {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font-size: 0.9rem;
  font-weight: 500;
  color: #6c757d;
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-button:hover {
  color: #004080;
}

.tab-button.active {
  color: #004080;
  border-bottom-color: #004080;
  background: #f8f9fa;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.resource-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.resource-item {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.05);
}

.resource-item h4 {
  margin: 0 0 15px;
  color: #004080;
  font-size: 1.1rem;
}

.resource-item ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.resource-item li {
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.9rem;
}

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

.resource-item a {
  color: #0066cc;
  text-decoration: none;
}

.resource-item a:hover {
  text-decoration: underline;
}

/* Action Steps */
.action-steps {
  margin: 40px 0;
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.step-card {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  text-align: center;
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #004080, #0066cc);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 15px;
}

.step-card h4 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: #2c3e50;
}

.step-card p {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.5;
  margin: 0;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .ai-entrepreneurship-hero .hero-content {
    flex-direction: column;
  }
  
  .ai-entrepreneurship-hero .hero-text h1 {
    font-size: 2rem;
  }
  
  .business-models-grid,
  .opportunity-cards,
  .startup-archetypes,
  .success-factors-grid,
  .resource-items,
  .steps-container {
    grid-template-columns: 1fr;
  }
  
  .model-stats {
    grid-template-columns: 1fr;
  }
  
  .funding-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .evolution-timeline {
    grid-template-columns: 1fr;
  }
  
  .tab-buttons {
    flex-direction: column;
  }
  
  .tab-button {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .ai-entrepreneurship-hero .article-meta {
    flex-direction: column;
    gap: 10px;
  }
  
  .story-metrics {
    flex-direction: column;
    gap: 10px;
  }
  
  .funding-stats {
    grid-template-columns: 1fr;
  }
  
  .sector-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  
  .sector-name {
    min-width: auto;
  }
  
  .funding-bar {
    width: 100%;
  }
}