:root {
  --bg-primary: #0a0f0d;
  --bg-secondary: #0f1613;
  --bg-card: #141e1a;
  --bg-card-hover: #1a2822;
  --text-primary: #e8f0ec;
  --text-secondary: #8fa89a;
  --text-muted: #5a7568;
  --cyan: #06b6d4;
  --cyan-dim: rgba(6, 182, 212, 0.15);
  --green: #22c55e;
  --green-dim: rgba(34, 197, 94, 0.15);
  --green-bright: #4ade80;
  --accent-gradient: linear-gradient(135deg, #06b6d4, #22c55e);
  --accent-gradient-r: linear-gradient(135deg, #22c55e, #06b6d4);
  --border-color: rgba(139, 200, 168, 0.08);
  --border-hover: rgba(139, 200, 168, 0.18);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --font-heading: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-smooth);
  background: transparent;
}

.navbar.scrolled {
  padding: 12px 0;
  background: rgba(10, 15, 13, 0.85);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  transition: opacity var(--transition-fast);
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(139, 200, 168, 0.06);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-smooth);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(6, 182, 212, 0.08), transparent),
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(34, 197, 94, 0.08), transparent),
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(10, 15, 13, 0.9), transparent);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 120px 24px 60px;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  color: var(--green-bright);
  margin-bottom: 32px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero-title-line {
  display: block;
}

.hero-title-line.accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-subtitle strong {
  color: var(--text-primary);
  font-weight: 500;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--bg-primary);
  box-shadow: 0 4px 24px rgba(6, 182, 212, 0.2), 0 2px 8px rgba(34, 197, 94, 0.15);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(6, 182, 212, 0.3), 0 4px 12px rgba(34, 197, 94, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-hover);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.hero-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-contact-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(139, 200, 168, 0.06);
  border: 1px solid var(--border-color);
  transition: all var(--transition-smooth);
}

.hero-contact-item:hover {
  color: var(--cyan);
  border-color: rgba(6, 182, 212, 0.3);
  background: var(--cyan-dim);
  transform: translateY(-2px);
}

.hero-contact-item svg {
  opacity: 0.7;
  flex-shrink: 0;
}

.hero-contact-item:hover svg {
  opacity: 1;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--text-muted);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================
   SECTION COMMON STYLES
   ============================================ */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: 120px 0;
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.division-card {
  position: relative;
  padding: 48px 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  transition: all var(--transition-smooth);
  overflow: hidden;
}

.division-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.division-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.division-card:hover::before {
  opacity: 1;
}

.tech-card::before {
  background: radial-gradient(ellipse at top right, var(--cyan-dim), transparent 70%);
}

.farm-card::before {
  background: radial-gradient(ellipse at top right, var(--green-dim), transparent 70%);
}

.division-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 28px;
}

.tech-card .division-icon {
  color: var(--cyan);
}

.farm-card .division-icon {
  color: var(--green);
}

.division-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.division-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.division-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.division-tags li {
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
}

.tech-card .division-tags li {
  background: var(--cyan-dim);
  color: var(--cyan);
  border: 1px solid rgba(6, 182, 212, 0.15);
}

.farm-card .division-tags li {
  background: var(--green-dim);
  color: var(--green-bright);
  border: 1px solid rgba(34, 197, 94, 0.15);
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
  padding: 120px 0;
  position: relative;
  background: var(--bg-secondary);
}

.products::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.product-category {
  margin-bottom: 28px;
  margin-top: 48px;
}

.product-category:first-of-type {
  margin-top: 0;
}

.category-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(139, 200, 168, 0.05);
  border: 1px solid var(--border-color);
}

.category-label svg {
  opacity: 0.7;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 16px;
}

.products-grid.single {
  grid-template-columns: 1fr;
  max-width: 580px;
}

.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  transition: all var(--transition-smooth);
  overflow: hidden;
  cursor: pointer;
}

.product-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.product-glow {
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0;
  transition: opacity var(--transition-smooth);
  pointer-events: none;
}

.product-card:hover .product-glow {
  opacity: 1;
}

.tech-glow { background: var(--cyan); opacity: 0; }
.iot-glow { background: linear-gradient(135deg, var(--cyan), var(--green)); }
.farm-glow { background: var(--green); }

.product-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.product-card:hover .product-icon {
  color: var(--cyan);
}

.farm-product:hover .product-icon {
  color: var(--green-bright);
}

.product-info h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.product-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cyan);
  margin-top: auto;
  transition: gap var(--transition-fast);
}

.product-card:hover .product-link {
  gap: 10px;
}

.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--green-bright);
  background: var(--green-dim);
  border: 1px solid rgba(34, 197, 94, 0.15);
  margin-top: auto;
  width: fit-content;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  padding: 100px 0 0;
  background: var(--bg-primary);
}

.footer-wave {
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  color: var(--bg-secondary);
  line-height: 0;
}

.footer-wave svg {
  width: 100%;
  height: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 18px;
}

.footer-logo .nav-logo-icon {
  width: 32px;
  height: 32px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.contact-item:hover {
  color: var(--cyan);
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(139, 200, 168, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--cyan-dim);
  border-color: rgba(6, 182, 212, 0.3);
  color: var(--cyan);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--border-color);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    background: rgba(10, 15, 13, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid var(--border-color);
    transition: right var(--transition-smooth);
    gap: 4px;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.05rem;
    padding: 12px 18px;
    width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .division-card {
    padding: 36px 28px;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .hero-content {
    padding: 100px 20px 60px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .product-card {
    padding: 28px 24px;
  }
}