/* ============================================
   Products Page Styles — 鸿链数科 Honchain
   ============================================ */

.product-detail-section {
  position: relative;
  z-index: 1;
}

.product-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-16) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.product-row:last-child {
  border-bottom: none;
}

.product-row.reverse .product-visual {
  order: -1;
}

.product-info {
  padding: var(--space-4);
}

.product-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin-bottom: var(--space-5);
}

.product-info h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.product-info > p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.product-features {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.product-features li {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  padding-left: var(--space-6);
  position: relative;
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px rgba(34, 211, 238, 0.4);
}

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

.product-visual-placeholder {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 16 / 10;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.product-visual-placeholder:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

/* Process Steps */
.process-section {
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.process-steps {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.process-step {
  flex: 1;
  text-align: center;
  padding: var(--space-8) var(--space-5);
}

.step-number {
  font-size: var(--text-3xl);
  font-weight: 800;
  font-family: var(--font-number);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
}

.process-step h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.process-step p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: 0;
}

.process-arrow {
  font-size: var(--text-2xl);
  color: var(--text-muted);
  flex-shrink: 0;
}

/* CTA (shared with index) */
.cta-section {
  position: relative;
  z-index: 1;
}

.cta-card {
  position: relative;
  padding: var(--space-16) var(--space-8);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-subtle);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.cta-content p {
  font-size: var(--text-lg);
  color: var(--text-tertiary);
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 1024px) {
  .product-row {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding: var(--space-10) 0;
  }
  .product-row.reverse .product-visual {
    order: 0;
  }
  .product-visual-placeholder {
    max-width: 100%;
    aspect-ratio: 16 / 9;
  }
  .process-steps {
    flex-wrap: wrap;
  }
  .process-arrow {
    display: none;
  }
  .process-step {
    flex: 1 1 45%;
  }
}

@media (max-width: 768px) {
  .product-row {
    padding: var(--space-8) 0;
  }
  .product-info h3 {
    font-size: var(--text-xl);
  }
  .process-step {
    flex: 1 1 100%;
  }
}