/* ===== Fuwu Page Styles ===== */

/* Base container width */
.tengzhi-section-pad {
  max-width: 1450px;
  margin: 0 auto;
  padding: 80px 60px;
}

/* Hero Banner */
.tengzhi-fuwu-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 100px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tengzhi-fuwu-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.tengzhi-hero-content {
  max-width: 1450px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  width: 100%;
}

.tengzhi-hero-title {
  font-size: 48px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.tengzhi-hero-subtitle {
  font-size: 20px;
  color: rgba(255,255,255,0.95);
  margin-bottom: 50px;
  line-height: 1.6;
}

.tengzhi-hero-process {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.tengzhi-process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.tengzhi-step-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
  transition: all 0.3s;
}

.tengzhi-step-icon:hover {
  background: rgba(255,255,255,0.3);
  transform: scale(1.1);
}

.tengzhi-step-icon svg {
  width: 32px;
  height: 32px;
}

.tengzhi-step-label {
  font-size: 16px;
  color: #fff;
  font-weight: 600;
}

.tengzhi-process-arrow {
  color: rgba(255,255,255,0.6);
}

.tengzhi-process-arrow svg {
  width: 24px;
  height: 24px;
}

/* Section Header */
.tengzhi-section-header {
  text-align: center;
  margin-bottom: 60px;
}

.tengzhi-section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(120,201,80,0.1);
  color: var(--primary-color);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.tengzhi-section-title {
  font-size: 36px;
  font-weight: 800;
  color: #1a1a1a;
  margin-bottom: 16px;
}

.tengzhi-section-subtitle {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

/* Product Categories Grid */
.tengzhi-product-categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1450px;
  margin: 0 auto;
}

.tengzhi-category-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transition: all 0.3s;
  border: 1px solid rgba(0,0,0,0.05);
  text-align: center;
}

.tengzhi-category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.tengzhi-category-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary-color), #5ab840);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: #fff;
}

.tengzhi-category-icon svg {
  width: 32px;
  height: 32px;
}

.tengzhi-category-title {
  font-size: 20px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 20px;
}

.tengzhi-category-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  text-align: left;
}

.tengzhi-category-list li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--text-dark);
  font-size: 14px;
  line-height: 1.6;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.tengzhi-category-list li:last-child {
  border-bottom: none;
}

.tengzhi-category-list li i {
  position: absolute;
  left: 0;
  color: var(--primary-color);
  width: 18px;
  height: 18px;
}

.tengzhi-category-btn {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: 2px solid var(--primary-color);
  background: transparent;
  color: var(--primary-color);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.tengzhi-category-btn:hover {
  background: var(--primary-color);
  color: #fff;
}

/* Pre-sales Services Grid */
.tengzhi-presale-services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1450px;
  margin: 0 auto;
}

.tengzhi-service-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transition: all 0.3s;
  border: 1px solid rgba(0,0,0,0.05);
  position: relative;
}

.tengzhi-service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.tengzhi-service-number {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 48px;
  font-weight: 800;
  color: rgba(120,201,80,0.1);
  line-height: 1;
}

.tengzhi-service-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(120,201,80,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.tengzhi-service-icon svg {
  width: 28px;
  height: 28px;
}

.tengzhi-service-title {
  font-size: 20px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.tengzhi-service-desc {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 20px;
}

.tengzhi-service-details {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tengzhi-service-details li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: var(--text-dark);
  font-size: 13px;
  line-height: 1.6;
}

.tengzhi-service-details li i {
  position: absolute;
  left: 0;
  color: var(--primary-color);
  width: 16px;
  height: 16px;
}

/* Delivery Timeline */
.tengzhi-delivery-timeline {
  max-width: 1450px;
  margin: 0 auto;
  position: relative;
}

.tengzhi-timeline-item {
  display: flex;
  gap: 32px;
  margin-bottom: 40px;
  position: relative;
}

.tengzhi-timeline-item:last-child {
  margin-bottom: 0;
}

.tengzhi-timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.tengzhi-marker-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  border: 4px solid #fff;
  box-shadow: 0 0 0 3px var(--primary-color);
  z-index: 2;
}

.tengzhi-marker-line {
  width: 3px;
  flex: 1;
  background: linear-gradient(to bottom, var(--primary-color), rgba(120,201,80,0.2));
  margin-top: 8px;
}

.tengzhi-timeline-item:last-child .tengzhi-marker-line {
  display: none;
}

.tengzhi-timeline-content {
  flex: 1;
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  border: 1px solid rgba(0,0,0,0.05);
}

.tengzhi-timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.tengzhi-timeline-phase {
  padding: 6px 14px;
  background: rgba(120,201,80,0.1);
  color: var(--primary-color);
  font-size: 13px;
  font-weight: 600;
  border-radius: 20px;
}

.tengzhi-timeline-duration {
  font-size: 14px;
  color: var(--text-light);
  font-weight: 600;
}

.tengzhi-timeline-title {
  font-size: 22px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.tengzhi-timeline-desc {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 20px;
}

.tengzhi-timeline-tasks {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tengzhi-timeline-tasks li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--text-dark);
  font-size: 14px;
  line-height: 1.6;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.tengzhi-timeline-tasks li:last-child {
  border-bottom: none;
}

.tengzhi-timeline-tasks li i {
  position: absolute;
  left: 0;
  color: var(--primary-color);
  width: 18px;
  height: 18px;
}

/* Support Channels Grid */
.tengzhi-support-channels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1450px;
  margin: 0 auto 60px;
}

.tengzhi-channel-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transition: all 0.3s;
  border: 1px solid rgba(0,0,0,0.05);
  text-align: center;
}

.tengzhi-channel-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.tengzhi-channel-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), #5ab840);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: #fff;
}

.tengzhi-channel-icon svg {
  width: 32px;
  height: 32px;
}

.tengzhi-channel-title {
  font-size: 20px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.tengzhi-channel-desc {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 20px;
}

.tengzhi-channel-info {
  padding: 10px 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.tengzhi-channel-info:last-child {
  border-bottom: none;
}

.tengzhi-info-label {
  font-size: 13px;
  color: var(--text-light);
}

.tengzhi-info-value {
  font-size: 14px;
  color: var(--text-dark);
  font-weight: 600;
  display: block;
  margin-top: 4px;
}

/* Service Guarantee */
.tengzhi-service-guarantee {
  max-width: 1450px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(120,201,80,0.05), rgba(90,184,64,0.05));
  border-radius: 16px;
  padding: 40px;
  border: 2px solid rgba(120,201,80,0.2);
}

.tengzhi-guarantee-title {
  font-size: 24px;
  font-weight: 700;
  color: #1a1a1a;
  text-align: center;
  margin-bottom: 32px;
}

.tengzhi-guarantee-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tengzhi-guarantee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.tengzhi-guarantee-item i {
  width: 24px;
  height: 24px;
  color: var(--primary-color);
  flex-shrink: 0;
}

.tengzhi-guarantee-item span {
  font-size: 14px;
  color: var(--text-dark);
  font-weight: 600;
}

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

.tengzhi-cta-content {
  max-width: 1450px;
  margin: 0 auto;
}

.tengzhi-cta-title {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.tengzhi-cta-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  line-height: 1.6;
}

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

.tengzhi-cta-btn-primary,
.tengzhi-cta-btn-secondary {
  padding: 16px 40px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.tengzhi-cta-btn-primary {
  background: var(--accent-color);
  color: #333;
}

.tengzhi-cta-btn-primary:hover {
  background: #ffed4a;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(255,216,90,0.4);
}

.tengzhi-cta-btn-secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}

.tengzhi-cta-btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .tengzhi-section-pad {
    padding: 60px 40px;
  }
  
  .tengzhi-fuwu-hero {
    padding: 80px 40px;
  }
  
  .tengzhi-product-categories,
  .tengzhi-presale-services,
  .tengzhi-support-channels {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tengzhi-guarantee-items {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tengzhi-hero-process {
    gap: 16px;
  }
  
  .tengzhi-process-arrow {
    display: none;
  }
}

@media (max-width: 768px) {
  .tengzhi-section-pad {
    padding: 40px 20px;
  }
  
  .tengzhi-fuwu-hero {
    padding: 60px 20px;
    min-height: 400px;
  }
  
  .tengzhi-hero-title {
    font-size: 32px;
  }
  
  .tengzhi-hero-subtitle {
    font-size: 16px;
  }
  
  .tengzhi-hero-process {
    flex-direction: column;
    gap: 20px;
  }
  
  .tengzhi-step-icon {
    width: 60px;
    height: 60px;
  }
  
  .tengzhi-step-icon svg {
    width: 28px;
    height: 28px;
  }
  
  .tengzhi-step-label {
    font-size: 14px;
  }
  
  .tengzhi-section-title {
    font-size: 28px;
  }
  
  .tengzhi-product-categories,
  .tengzhi-presale-services,
  .tengzhi-support-channels {
    grid-template-columns: 1fr;
  }
  
  .tengzhi-guarantee-items {
    grid-template-columns: 1fr;
  }
  
  .tengzhi-timeline-item {
    flex-direction: column;
    gap: 16px;
  }
  
  .tengzhi-timeline-marker {
    flex-direction: row;
    gap: 16px;
  }
  
  .tengzhi-marker-line {
    width: auto;
    height: 3px;
    margin-top: 0;
  }
  
  .tengzhi-service-guarantee {
    padding: 24px;
  }
  
  .tengzhi-cta-title {
    font-size: 28px;
  }
  
  .tengzhi-cta-btn-group {
    flex-direction: column;
  }
  
  .tengzhi-cta-btn-primary,
  .tengzhi-cta-btn-secondary {
    width: 100%;
  }
}