/* ===== 重新设计样式 - 新增区域 ===== */

/* ===== 产品核心价值区 ===== */
.product-value-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.03) 100%);
}

.value-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.value-stat-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 20px;
  padding: var(--spacing-2xl);
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.value-stat-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}

.value-stat-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border-radius: 16px;
  color: #6366f1;
  transition: transform 0.3s ease;
}

.value-stat-card:hover .value-stat-icon {
  transform: scale(1.1) rotate(5deg);
}

.value-stat-icon svg {
  stroke: #6366f1;
}

.value-stat-number {
  font-size: 3.5rem;
  font-weight: 700;
  color: #6366f1;
  line-height: 1;
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

.value-stat-unit {
  font-size: 1.5rem;
  font-weight: 600;
  color: #8b5cf6;
  margin-left: 4px;
}

.value-stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-md);
  font-weight: 500;
}

.value-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 3px;
  margin-top: var(--spacing-lg);
  overflow: hidden;
}

.value-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1 0%, #8b5cf6 100%);
  border-radius: 3px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-stat-card:hover .value-progress-fill {
  animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ===== 增强功能区 - 网格布局 ===== */
.features-enhanced {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.03) 0%, transparent 100%);
}

.features-grid-enhanced {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.feature-card-enhanced {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 20px;
  padding: var(--spacing-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.feature-card-enhanced:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}

.feature-card-icon {
  font-size: 3rem;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.feature-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.feature-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.feature-mini-chart {
  width: 100%;
  height: 60px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: 12px;
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.chart-svg {
  width: 100%;
  height: 100%;
}

.feature-data-display {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
  border-radius: 12px;
  justify-content: center;
}

.data-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: #6366f1;
  font-variant-numeric: tabular-nums;
}

.data-unit {
  font-size: 1rem;
  font-weight: 500;
  color: #8b5cf6;
}

/* ===== 使用场景区 ===== */
.scenarios-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.02) 100%);
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.scenario-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 24px;
  padding: var(--spacing-2xl);
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scenario-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 16px 48px rgba(99, 102, 241, 0.2);
  border-color: rgba(99, 102, 241, 0.3);
}

.scenario-image {
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
}

.scenario-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.scenario-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.scenario-features {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
}

.scenario-features li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  padding: var(--spacing-xs) 0;
  line-height: 1.6;
}

/* ===== AI服务区优化 ===== */
.ai-services-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.02) 0%, transparent 100%);
}

.ai-services-content {
  max-width: 1200px;
  margin: 0 auto;
}

.ai-flow-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.ai-flow-step {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(99, 102, 241, 0.2);
  border-radius: 20px;
  padding: var(--spacing-xl);
  text-align: center;
  min-width: 160px;
  transition: all 0.3s ease;
}

.ai-flow-step:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.15);
}

.flow-step-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.flow-step-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.flow-step-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.flow-arrow {
  font-size: 2rem;
  color: #6366f1;
  font-weight: bold;
}

.ai-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

.ai-service-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 16px;
  padding: var(--spacing-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
}

.ai-service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.2);
}

.service-card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.service-card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.service-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== 用户评价区 ===== */
.reviews-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.03) 100%);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto var(--spacing-3xl);
}

.review-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 20px;
  padding: var(--spacing-2xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.review-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}

.review-stars {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
}

.review-content {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.author-info {
  flex: 1;
}

.author-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.author-tag {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.reviews-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3xl);
  flex-wrap: wrap;
  padding: var(--spacing-2xl);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.review-stat-item {
  text-align: center;
}

.review-stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: #6366f1;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.review-stat-label {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== 技术参数区 ===== */
.tech-specs-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.03) 0%, transparent 100%);
}

.tech-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-4xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.tech-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ring-cross-section {
  filter: drop-shadow(0 8px 24px rgba(99, 102, 241, 0.2));
}

.tech-specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

.tech-spec-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 16px;
  padding: var(--spacing-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
}

.tech-spec-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.2);
}

.tech-spec-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.tech-spec-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.tech-spec-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== 最终CTA区 ===== */
.final-cta-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
  position: relative;
  overflow: hidden;
}

.final-cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  animation: ctaGlow 8s ease-in-out infinite;
}

@keyframes ctaGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(10%, 10%); }
}

.final-cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: white;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
  animation: badgeBounce 2s ease-in-out infinite;
}

@keyframes badgeBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.cta-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  font-weight: 500;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.cta-btn-large {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 18px 36px;
  border-radius: 16px;
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.cta-btn-large.primary {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  color: white;
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
}

.cta-btn-large.primary:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.4);
}

.cta-btn-large.secondary {
  background: rgba(255, 255, 255, 0.95);
  color: #6366f1;
  border: 2px solid rgba(99, 102, 241, 0.2);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.cta-btn-large.secondary:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  border-color: rgba(99, 102, 241, 0.4);
}

.cta-qr-codes {
  display: flex;
  gap: var(--spacing-2xl);
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.qr-code-item {
  text-align: center;
}

.qr-code-box {
  background: white;
  border: 2px solid rgba(99, 102, 241, 0.2);
  border-radius: 16px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.qr-code-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.4);
}

.qr-code-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.platform-icon {
  font-size: 1.5rem;
}

.cta-trust-badges {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.trust-badge svg {
  stroke: #6366f1;
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .tech-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
  }
  
  .tech-visual {
    order: -1;
  }
}

@media (max-width: 768px) {
  .value-stats-grid,
  .features-grid-enhanced,
  .scenarios-grid,
  .ai-services-grid,
  .reviews-grid,
  .tech-specs-grid {
    grid-template-columns: 1fr;
  }
  
  .ai-flow-visual {
    flex-direction: column;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .cta-btn-large {
    width: 100%;
    justify-content: center;
  }
  
  .cta-qr-codes {
    gap: var(--spacing-lg);
  }
  
  .cta-trust-badges {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 600px) {
  .value-stat-number {
    font-size: 2.5rem;
  }
  
  .feature-card-icon {
    font-size: 2.5rem;
  }
  
  .scenario-title {
    font-size: 1.25rem;
  }
  
  .cta-title {
    font-size: 1.75rem;
  }
  
  .cta-subtitle {
    font-size: 1rem;
  }
}

/* ===== 滚动动画 ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 数字滚动动画 ===== */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.value-stat-number.animating {
  animation: countUp 0.5s ease-out;
}