/* ==========================================================================
   Precision Farming (Agritech) product page
   Alcodex Technologies

   Page-specific styles only — tokens from variables.css, primitives
   (.container, .btn, .sr-only) from main.css. Self-contained, matching
   the pattern used for Air Quality / Water Quality. Teal remains this
   design system's "environmental" accent (see variables.css) — reused
   here rather than introducing new green hex values. No new hardcoded
   colors/spacing/radii/shadows.
   ========================================================================== */

.section-eyebrow {
  display: inline-block;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-brand);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.section-intro {
  max-width: var(--container-max-narrow);
  margin-inline: auto;
  text-align: center;
}

.section-intro p {
  margin-top: var(--space-4);
  font-size: var(--text-lg);
}

/* --------------------------------------------------------------------
   Shared reveal (see js/main.js — shared .aq-reveal observer, reused
   as-is on this page too)
   -------------------------------------------------------------------- */

.aq-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease-standard), transform 0.7s var(--ease-standard);
}

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

@media (prefers-reduced-motion: reduce) {
  .aq-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --------------------------------------------------------------------
   1. Hero
   -------------------------------------------------------------------- */

.pf-hero {
  padding-block: var(--space-section);
  background-color: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
}

.pf-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--space-10);
}

@media (min-width: 64rem) {
  .pf-hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-16);
  }
}

.pf-hero-content h1 {
  margin-bottom: var(--space-6);
}

.pf-hero-lead {
  max-width: 40rem;
  margin-bottom: var(--space-8);
  font-size: var(--text-lg);
}

.pf-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  transition-delay: 0.1s;
}

.pf-hero-visual {
  display: flex;
  justify-content: center;
}

.pf-hero-visual-glow {
  position: relative;
  width: 100%;
  max-width: 20rem;
  transition-duration: 0.85s;
  transition-delay: 0.15s;
}

.pf-hero-visual-glow::before {
  content: none;
}

.pf-hero-visual-panel {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: var(--space-10);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  color: var(--color-accent);
  transition: transform 0.32s var(--ease-standard), box-shadow 0.32s var(--ease-standard);
}

.pf-hero-visual-panel svg {
  width: 100%;
  height: 100%;
}

@keyframes pf-node-pulse {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.18);
  }
}

.pf-hero-node--pulse {
  transform-origin: center;
  transform-box: fill-box;
  animation: pf-node-pulse 3.2s var(--ease-standard) infinite;
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .pf-hero-visual-panel:hover {
    transform: scale(1.01);
    box-shadow: var(--shadow-lg), var(--shadow-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pf-hero-node--pulse {
    animation: none;
  }
}

@media (min-width: 64rem) {
  .pf-hero-visual-glow.aq-reveal {
    transform: translateY(20px) scale(0.96);
  }

  .pf-hero-visual-glow.aq-reveal.is-visible {
    transform: translateY(0) scale(1);
  }
}

/* --------------------------------------------------------------------
   2. Precision Farming Capabilities — compact integrated row, not
   oversized cards
   -------------------------------------------------------------------- */

.pf-capabilities {
  padding-block: var(--space-section);
}

.pf-capability-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--container-max);
  margin-top: var(--space-12);
}

@media (min-width: 56rem) {
  .pf-capability-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }

  .pf-capability-item {
    padding-inline: var(--space-6);
    border-left: 1px solid var(--color-border);
  }

  .pf-capability-item:first-child {
    padding-inline-start: 0;
    border-left: none;
  }
}

.pf-capability-item h3 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
  font-size: var(--text-base);
}

.pf-capability-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
}

.pf-capability-item p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------
   3. In-Situ Soil Monitoring
   -------------------------------------------------------------------- */

.pf-monitoring {
  padding-block: var(--space-section);
  background-color: var(--color-bg-subtle);
}

.pf-monitoring-inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--space-10);
}

@media (min-width: 56rem) {
  .pf-monitoring-inner {
    grid-template-columns: 1fr 1fr;
    gap: clamp(var(--space-12), 4vw, var(--space-16));
  }
}

.pf-monitoring-media {
  position: relative;
  display: flex;
  justify-content: center;
  transition-duration: 0.7s;
}

@media (min-width: 56rem) {
  .pf-monitoring-media.aq-reveal {
    transform: translateX(-28px);
    transition-duration: 0.8s;
  }

  .pf-monitoring-body.aq-reveal {
    transform: translateY(20px);
    transition-delay: 0.15s;
  }

  .pf-monitoring-media.aq-reveal.is-visible,
  .pf-monitoring-body.aq-reveal.is-visible {
    transform: translateY(0) translateX(0);
  }
}

.pf-monitoring-media img {
  width: 100%;
  max-width: 18rem;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.pf-monitoring-body p {
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------
   Shared product-photo card (single genuine image, given a layered
   feel via a decorative CSS shape behind it rather than an invented
   second photo) — same technique as the Water Quality page.
   -------------------------------------------------------------------- */

.pf-media-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 20rem;
  padding: var(--space-8);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.pf-media-card::before {
  content: none;
}

.pf-media-layer {
  position: absolute;
  z-index: 0;
  top: -1rem;
  right: -1rem;
  width: 60%;
  height: 60%;
  background-color: var(--color-accent-subtle);
  border-radius: var(--radius-xl);
}

.pf-media-card img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 14rem;
  height: auto;
}

/* --------------------------------------------------------------------
   4. Product Showcase
   -------------------------------------------------------------------- */

.pf-products {
  padding-block: var(--space-section);
}

.pf-products-inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: var(--space-10);
  margin-top: var(--space-12);
}

@media (min-width: 56rem) {
  .pf-products-inner {
    grid-template-columns: 0.85fr 1.15fr;
    gap: clamp(var(--space-12), 4vw, var(--space-16));
  }
}

.pf-products-media {
  display: flex;
  justify-content: center;
  transition-duration: 0.75s;
}

.pf-products-media.aq-reveal {
  transform: translateY(20px) scale(0.97);
}

.pf-products-media.aq-reveal.is-visible {
  transform: translateY(0) scale(1);
}

.pf-sku-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.pf-sku-card {
  padding: var(--space-6);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.pf-sku-card:nth-child(2) {
  transition-delay: 0.08s;
}

.pf-sku-card:nth-child(3) {
  transition-delay: 0.16s;
}

.pf-sku-model {
  display: inline-block;
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.pf-sku-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.pf-sku-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.pf-sku-link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-link);
}

.pf-sku-link:hover,
.pf-sku-link:focus-visible {
  color: var(--color-link-hover);
  text-decoration: underline;
}

.pf-downloads {
  display: flex;
  justify-content: center;
  margin-top: var(--space-10);
}

.pf-download-link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-link);
}

.pf-download-link:hover,
.pf-download-link:focus-visible {
  color: var(--color-link-hover);
  text-decoration: underline;
}

/* --------------------------------------------------------------------
   5. Smart Farming Benefits — staggered rhythm, not repetitive cards
   -------------------------------------------------------------------- */

.pf-benefits {
  padding-block: var(--space-section);
  background-color: var(--color-bg-subtle);
}

.pf-benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  max-width: var(--container-max-narrow);
  margin-top: var(--space-12);
}

@media (min-width: 56rem) {
  .pf-benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }

  .pf-benefit-item:nth-child(2) {
    margin-top: var(--space-10);
  }
}

.pf-benefit-item {
  transition-duration: 0.7s;
}

.pf-benefit-item:nth-child(2) {
  transition-delay: 0.08s;
}

.pf-benefit-item:nth-child(3) {
  transition-delay: 0.16s;
}

.pf-benefit-index {
  display: block;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  letter-spacing: var(--tracking-wide);
}

.pf-benefit-item h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.pf-benefit-item p {
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------
   6. Precision Farming System Visual (large landscape illustration)
   -------------------------------------------------------------------- */

.pf-system-section {
  padding-block: var(--space-section);
}

.pf-system-intro {
  margin-bottom: var(--space-12);
}

.pf-system-card {
  position: relative;
  max-width: 72rem;
  margin-inline: auto;
  padding: var(--space-4);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition-duration: 0.8s;
}

.pf-system-card::before {
  content: none;
}

@media (min-width: 40rem) {
  .pf-system-card {
    padding: var(--space-6);
  }
}

.pf-system-card.aq-reveal {
  transform: translateY(20px) scale(0.97);
}

.pf-system-card.aq-reveal.is-visible {
  transform: translateY(0) scale(1);
}

.pf-system-card img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------
   7. Connected Farming / IoT Story (statement)
   -------------------------------------------------------------------- */

.pf-connected {
  padding-block: var(--space-section);
  background-color: var(--color-bg-subtle);
}

/* --------------------------------------------------------------------
   8. Case Studies
   -------------------------------------------------------------------- */

.pf-case-studies {
  padding-block: var(--space-section);
}

.pf-case-inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: var(--space-10);
  margin-top: var(--space-12);
}

@media (min-width: 56rem) {
  .pf-case-inner {
    grid-template-columns: 0.85fr 1.15fr;
    gap: clamp(var(--space-12), 4vw, var(--space-16));
  }
}

.pf-case-media {
  display: flex;
  justify-content: center;
  transition-duration: 0.75s;
}

.pf-case-media.aq-reveal {
  transform: translateX(-28px);
}

@media (min-width: 56rem) {
  .pf-case-media.aq-reveal.is-visible {
    transform: translateX(0);
  }
}

.pf-case-media img {
  width: 100%;
  max-width: 20rem;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.pf-case-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.pf-case-item {
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.pf-case-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.pf-case-item:nth-child(2) {
  transition-delay: 0.1s;
}

.pf-case-item h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.pf-case-item p {
  color: var(--color-text-secondary);
}

.pf-case-actions {
  margin-top: var(--space-8);
}

/* --------------------------------------------------------------------
   9. Final CTA
   -------------------------------------------------------------------- */

.pf-final-cta {
  padding-block: var(--space-section);
  text-align: center;
  background-color: var(--color-bg-inverse);
}

.pf-final-cta h2 {
  color: var(--color-text-inverse);
}

.pf-final-cta p {
  max-width: 44rem;
  margin-inline: auto;
  margin-top: var(--space-4);
  margin-bottom: var(--space-8);
  color: var(--color-neutral-400);
  font-size: var(--text-lg);
}