/* ==========================================================================
   PRODUCT-SPECIFIC STYLES
   Scoped to /products/* pages. Uses existing homepage design tokens.
   ========================================================================== */

.product-section {
  padding-block: var(--space-16);
  width: 100%;
}

.product-bg-surface {
  background: var(--bg-surface);
}

.product-section-header {
  max-width: 52rem;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-12);
}

.product-section-eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-500);
  margin-bottom: var(--space-4);
}

.product-section-title,
.product-col-title {
  font-family: var(--font-family-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--text-primary);
}

.product-section-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-5);
}

.product-col-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
  .product-section-title {
    font-size: var(--font-size-3xl);
  }
}

.product-section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.product-category-block {
  margin-bottom: var(--space-16);
}

.product-category-block:last-child {
  margin-bottom: 0;
}

.product-card-grid,
.product-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .product-card-grid,
  .product-related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .product-card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .product-card-grid-partner,
  .product-related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-hub-card,
.product-related-card,
.product-faq-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  color: inherit;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
}

.product-hub-card,
.product-related-card {
  transition: transform var(--duration-160) var(--timing-strong-ease-out),
              box-shadow var(--duration-160) var(--timing-strong-ease-out),
              border-color var(--duration-160) var(--timing-strong-ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .product-hub-card:hover,
  .product-related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-300);
  }
}

.product-hub-card:active,
.product-related-card:active,
.product-primary-action:active,
.product-secondary-action:active {
  transform: scale(0.98);
}

.product-card-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-500);
}

.product-card-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-md);
  color: var(--color-primary-600);
  background: var(--color-primary-50);
}

[data-theme="dark"] .product-card-icon {
  color: var(--color-primary-300);
  background: var(--color-primary-900);
}

.product-hub-card-title,
.product-related-card h3,
.product-faq-card h3,
.product-feature-row h3,
.product-insight-card h3 {
  font-family: var(--font-family-display);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.product-hub-card-title {
  font-size: var(--font-size-xl);
}

.product-hub-card-text,
.product-related-card p,
.product-faq-card p,
.product-feature-row p,
.product-insight-card p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.product-hub-card-link,
.product-related-card span:last-child {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-500);
}

.product-system-panel,
.product-handoff-panel,
.product-proof-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-8);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

@media (min-width: 1024px) {
  .product-system-panel,
  .product-handoff-panel,
  .product-proof-layout {
    grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.65fr);
    padding: var(--space-10);
  }
}

.product-system-title,
.product-handoff-title {
  text-align: left;
}

.product-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .product-flow {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
  }
}

.product-flow-step {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-secondary);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
  text-align: center;
}

.product-flow-step-primary {
  border-color: var(--color-primary-500);
  background: var(--color-primary-50);
  color: var(--color-primary-800);
}

[data-theme="dark"] .product-flow-step-primary {
  background: var(--color-primary-900);
  color: var(--color-primary-100);
}

.product-flow-arrow {
  color: var(--text-tertiary);
  text-align: center;
  font-size: var(--font-size-xl);
}

.product-proof-copy {
  max-width: 46rem;
}

.product-proof-metric {
  justify-self: start;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  min-width: 14rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--color-primary-50), var(--color-accent-50));
  border: 1px solid var(--color-primary-200);
}

[data-theme="dark"] .product-proof-metric {
  background: linear-gradient(135deg, var(--color-primary-900), var(--bg-surface));
  border-color: var(--color-primary-700);
}

.product-proof-value {
  font-family: var(--font-family-display);
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  font-weight: var(--font-weight-bold);
  line-height: 0.95;
  color: var(--color-primary-600);
}

.product-proof-label {
  color: var(--text-secondary);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
}

.product-two-col-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 1024px) {
  .product-two-col-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }
}

.product-card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-insight-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--bg-elevated);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-lg);
}

.product-insight-icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
}

.product-insight-card-pain .product-insight-icon {
  color: var(--color-error-500);
  background: oklch(from var(--color-error-500) l c h / 0.08);
}

.product-insight-card-solution .product-insight-icon {
  color: var(--color-success-500);
  background: oklch(from var(--color-success-500) l c h / 0.08);
}

.product-feature-list {
  max-width: 58rem;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-feature-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
  padding: var(--space-5);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
}

.product-feature-index {
  font-family: var(--font-family-display);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-500);
  padding-top: 0.2rem;
}

.product-handoff-panel {
  background: linear-gradient(135deg, var(--color-primary-50), var(--bg-elevated) 48%, var(--color-accent-50));
}

[data-theme="dark"] .product-handoff-panel {
  background: linear-gradient(135deg, var(--color-primary-900), var(--bg-elevated) 52%, var(--bg-surface));
}

.product-handoff-note {
  margin-top: var(--space-5);
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.product-handoff-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-primary-action,
.product-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 3rem;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  transition: transform var(--duration-160) var(--timing-strong-ease-out);
}

.product-faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .product-faq-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-faq-card {
  box-shadow: none;
}

.product-related-card .product-card-icon {
  margin-bottom: var(--space-2);
}

@media (max-width: 640px) {
  .product-section {
    padding-block: var(--space-12);
  }

  .product-system-panel,
  .product-handoff-panel,
  .product-proof-layout {
    padding: var(--space-6);
  }

  .product-feature-row,
  .product-insight-card {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-hub-card,
  .product-related-card,
  .product-primary-action,
  .product-secondary-action {
    transition: none;
  }
}