:root {
  --primary-color: #78C950;
  --primary-dark: #5ab840;
  --primary-light: #a8e690;
  --bg-light: #f8f9fa;
  --bg-soft: #f0f5f0;
  --text-primary: #1A1A2E;
  --text-secondary: #4B5563;
  --text-muted: #6B7280;
  --border-color: #E5EAF2;
  --shadow-sm: 0 2px 8px rgba(20,30,60,0.06);
  --shadow-md: 0 8px 24px rgba(20,30,60,0.08);
  --shadow-lg: 0 16px 40px rgba(20,30,60,0.1);
}

/* Hero Section */
.tengzhi-gongyinglian-hero {
  position: relative;
  height: 520px;
  overflow: hidden;
}

.tengzhi-gongyinglian-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.tengzhi-gongyinglian-hero-bg::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(26,26,46,0.7) 50%, rgba(26,26,46,0.5) 100%);
}

.tengzhi-gongyinglian-hero-content {
  position: relative;
  z-index: 1;
  max-width: 1450px;
  margin: 0 auto;
  padding: 120px 60px;
  color: #fff;
}

.tengzhi-gongyinglian-hero-tag {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(120,201,80,0.2);
  border: 1px solid rgba(120,201,80,0.3);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.tengzhi-gongyinglian-hero-content h1 {
  font-size: 52px;
  font-weight: 800;
  margin: 0 0 16px;
  line-height: 1.1;
}

.tengzhi-gongyinglian-hero-sub {
  font-size: 20px;
  color: rgba(255,255,255,0.85);
  margin: 0 0 32px;
  max-width: 700px;
  line-height: 1.6;
}

.tengzhi-gongyinglian-hero-stats {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.tengzhi-gongyinglian-stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: rgba(255,255,255,0.12);
  border-radius: 999px;
  font-size: 14px;
}

.tengzhi-gongyinglian-stat-value {
  color: var(--primary-light);
  font-weight: 800;
  font-size: 16px;
}

.tengzhi-gongyinglian-hero-btns {
  display: flex;
  gap: 16px;
}

/* Section Base */
.tengzhi-gongyinglian-section {
  padding: 60px 0;
}

.tengzhi-gongyinglian-white {
  background: #fff;
}

.tengzhi-gongyinglian-soft {
  background: var(--bg-soft);
}

.tengzhi-gongyinglian-gradient {
  background: linear-gradient(135deg, #f0f9f4 0%, #e8f5f0 50%, #f0f9f4 100%);
}

.tengzhi-gongyinglian-inner {
  max-width: 1450px;
  margin: 0 auto;
  padding: 0 60px;
}

.tengzhi-gongyinglian-sec-head {
  text-align: center;
  margin-bottom: 48px;
}

.tengzhi-gongyinglian-pill {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(120,201,80,0.1);
  color: var(--primary-color);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 999px;
  margin-bottom: 12px;
}

.tengzhi-gongyinglian-sec-head h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 12px;
}

.tengzhi-gongyinglian-sub {
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Value Grid */
.tengzhi-gongyinglian-value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tengzhi-gongyinglian-value-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 28px;
  text-align: center;
  transition: all 0.3s ease;
}

.tengzhi-gongyinglian-value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(120,201,80,0.2);
}

.tengzhi-gongyinglian-value-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(120,201,80,0.1) 0%, rgba(120,201,80,0.05) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
}

.tengzhi-gongyinglian-value-icon i {
  width: 28px;
  height: 28px;
}

.tengzhi-gongyinglian-value-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 10px;
}

.tengzhi-gongyinglian-value-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* Modules */
.tengzhi-gongyinglian-modules-wrap {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
}

.tengzhi-gongyinglian-modules-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-light);
}

.tengzhi-gongyinglian-module-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 32px;
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
}

.tengzhi-gongyinglian-module-tab:hover {
  background: rgba(120,201,80,0.05);
}

.tengzhi-gongyinglian-module-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
  background: #fff;
}

.tengzhi-gongyinglian-module-ic {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tengzhi-gongyinglian-module-ic i {
  width: 18px;
  height: 18px;
}

.tengzhi-gongyinglian-module-name {
  font-size: 15px;
  font-weight: 600;
}

/* Feature Grid */
.tengzhi-gongyinglian-module-show {
  padding: 32px;
}

.tengzhi-gongyinglian-module-show[hidden] {
  display: none;
}

.tengzhi-gongyinglian-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tengzhi-gongyinglian-feature-card {
  background: var(--bg-light);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.tengzhi-gongyinglian-feature-card:hover {
  background: rgba(120,201,80,0.08);
  transform: translateY(-2px);
}

.tengzhi-gongyinglian-feature-card i {
  width: 36px;
  height: 36px;
  color: var(--primary-color);
  margin-bottom: 12px;
}

.tengzhi-gongyinglian-feature-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
}

.tengzhi-gongyinglian-feature-card p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* Supply Chain Flow */
.tengzhi-gongyinglian-flow {
  display: flex;
  align-items: stretch;
  gap: 16px;
}

.tengzhi-gongyinglian-flow-step {
  flex: 1;
  min-width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background: var(--bg-light);
  border-radius: 16px;
}

.tengzhi-gongyinglian-flow-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 12px;
  background: rgba(120,201,80,0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
}

.tengzhi-gongyinglian-flow-icon i {
  width: 24px;
  height: 24px;
}

.tengzhi-gongyinglian-flow-content {
  text-align: center;
}

.tengzhi-gongyinglian-flow-content h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.tengzhi-gongyinglian-flow-content p {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.tengzhi-gongyinglian-flow-arrow {
  flex-shrink: 0;
  color: var(--primary-color);
}

.tengzhi-gongyinglian-flow-arrow i {
  width: 20px;
  height: 20px;
}

/* Benefits Grid */
.tengzhi-gongyinglian-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tengzhi-gongyinglian-benefit-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  border: 1px solid var(--border-color);
}

.tengzhi-gongyinglian-benefit-icon {
  width: 56px;
  height: 56px;
  background: rgba(120,201,80,0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  flex-shrink: 0;
}

.tengzhi-gongyinglian-benefit-icon i {
  width: 26px;
  height: 26px;
}

.tengzhi-gongyinglian-benefit-content {
  flex: 1;
}

.tengzhi-gongyinglian-benefit-number {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
}

.tengzhi-gongyinglian-benefit-content h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 6px 0 0;
}

/* CTA Section */
.tengzhi-section-cta {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 80px 60px;
  text-align: center;
  margin-top: 20px;
}

.tengzhi-cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.tengzhi-cta-title {
  font-size: 42px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.tengzhi-cta-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  line-height: 1.6;
}

.tengzhi-cta-btn-group {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.tengzhi-cta-btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 16px 32px;
  background: #fff;
  color: #667eea;
  font-size: 15px;
  font-weight: 700;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.tengzhi-cta-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.tengzhi-cta-btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 16px 32px;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.tengzhi-cta-btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.5);
}

/* Responsive */
@media (max-width: 1180px) {
  .tengzhi-gongyinglian-inner {
    padding: 0 40px;
  }
  
  .tengzhi-gongyinglian-value-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tengzhi-gongyinglian-feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tengzhi-gongyinglian-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tengzhi-section-cta {
    padding: 80px 40px;
  }
}

@media (max-width: 860px) {
  .tengzhi-gongyinglian-hero-content {
    padding: 100px 30px;
  }
  
  .tengzhi-gongyinglian-hero-content h1 {
    font-size: 36px;
  }
  
  .tengzhi-gongyinglian-inner {
    padding: 0 30px;
  }
  
  .tengzhi-gongyinglian-value-grid {
    grid-template-columns: 1fr;
  }
  
  .tengzhi-gongyinglian-feature-grid {
    grid-template-columns: 1fr;
  }
  
  .tengzhi-gongyinglian-benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .tengzhi-gongyinglian-flow {
    flex-wrap: wrap;
  }
  
  .tengzhi-gongyinglian-flow-step {
    flex: 0 0 calc((100% - 16px) / 2);
  }
  
  .tengzhi-gongyinglian-module-tab {
    padding: 16px 16px;
  }
  
  .tengzhi-gongyinglian-module-name {
    font-size: 13px;
  }
  
  .tengzhi-section-cta {
    padding: 60px 30px;
  }
  
  .tengzhi-cta-title {
    font-size: 32px;
  }
  
  .tengzhi-cta-subtitle {
    font-size: 16px;
  }
  
  .tengzhi-cta-btn-group {
    flex-direction: column;
    align-items: center;
  }
  
  .tengzhi-cta-btn-primary,
  .tengzhi-cta-btn-secondary {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .tengzhi-gongyinglian-hero-content h1 {
    font-size: 28px;
  }
  
  .tengzhi-gongyinglian-hero-sub {
    font-size: 16px;
  }
  
  .tengzhi-gongyinglian-stat-pill {
    padding: 8px 12px;
    font-size: 12px;
  }
  
  .tengzhi-gongyinglian-hero-btns {
    flex-direction: column;
  }
  
  .tengzhi-gongyinglian-flow-step {
    flex: 0 0 100%;
  }
  
  .tengzhi-gongyinglian-flow-arrow {
    display: none;
  }
  
  .tengzhi-gongyinglian-modules-tabs {
    flex-wrap: wrap;
  }
  
  .tengzhi-gongyinglian-module-tab {
    flex: 1;
    min-width: 100px;
  }
  
  .tengzhi-section-cta {
    padding: 50px 20px;
  }
  
  .tengzhi-cta-title {
    font-size: 26px;
  }
}