/* ===================================================================
   LOEMS — Premium Agri-Tech Design System
   Mobile-first, responsive, WCAG-AA accessible
   =================================================================== */

/* -------------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
------------------------------------------------------------------- */
:root {
  /* Brand palette */
  --clr-primary:       #1a5c38;   /* Deep forest green */
  --clr-primary-dark:  #0f3d25;
  --clr-primary-light: #2d8c56;
  --clr-accent:        #4caf6e;   /* Fresh mid-green */
  --clr-accent-bright: #78d49a;

  /* Neutrals */
  --clr-dark:          #0d1f15;
  --clr-dark-2:        #132a1c;
  --clr-dark-3:        #1e3a28;
  --clr-mid:           #2f5a3e;
  --clr-light-bg:      #f4f9f6;
  --clr-white:         #ffffff;

  /* Text */
  --clr-text-body:     #374151;
  --clr-text-muted:    #6b7280;
  --clr-text-light:    #d1d5db;

  /* Accent colours for feature icons */
  --clr-blue:   #3b82f6;
  --clr-teal:   #14b8a6;
  --clr-purple: #8b5cf6;
  --clr-amber:  #f59e0b;
  --clr-red:    #ef4444;

  /* Typography */
  --ff-body: 'Inter', system-ui, -apple-system, sans-serif;
  --fw-light:    300;
  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semi:     600;
  --fw-bold:     700;
  --fw-black:    900;

  /* Spacing scale */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border radii */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.18);
  --shadow-glow:0 0 40px rgba(76,175,110,.15);

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Nav height */
  --nav-h: 72px;
}

/* -------------------------------------------------------------------
   2. Reset & Base
------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Ensure [hidden] is always hidden regardless of other CSS rules */
[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: var(--ff-body);
  font-size: 1rem;
  font-weight: var(--fw-regular);
  color: var(--clr-text-body);
  background: var(--clr-white);
  line-height: 1.6;
  overflow-x: hidden;
}

img, video { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }
a:focus-visible {
  outline: 3px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

ul { list-style: none; }

address { font-style: normal; }

/* Skip link (accessibility) */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-sm);
  z-index: 10000;
  font-weight: var(--fw-semi);
  transition: top var(--transition);
}
.skip-link:focus { top: var(--space-md); }

/* -------------------------------------------------------------------
   3. Utilities
------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.text-center { text-align: center; }

.section {
  padding-block: var(--space-4xl);
}

.section-light  { background: var(--clr-light-bg); }
.section-dark   { background: var(--clr-dark); }
.section-green  { background: var(--clr-primary-dark); }

/* -------------------------------------------------------------------
   4. Section Headers
------------------------------------------------------------------- */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-3xl);
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: var(--fw-black);
  line-height: 1.15;
  color: var(--clr-white);
  margin-bottom: var(--space-md);
}

.section-light .section-title,
.section-light .section-desc { color: var(--clr-dark); }
.section-light .section-desc { color: var(--clr-text-body); }

.section-desc {
  font-size: 1.05rem;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* -------------------------------------------------------------------
   5. Buttons
------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: var(--fw-semi);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-dark);
  border-color: var(--clr-accent);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--clr-accent-bright);
  border-color: var(--clr-accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(76,175,110,.35);
}

.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,.4);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: rgba(255,255,255,.1);
  border-color: var(--clr-white);
  transform: translateY(-2px);
}

.btn-full { width: 100%; }

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* -------------------------------------------------------------------
   6. Navbar
------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(13, 31, 21, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0,0,0,.3);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
  gap: var(--space-lg);
}

.nav-logo {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,.8);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--clr-white);
  background: rgba(255,255,255,.08);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.4rem;
  background: var(--clr-accent);
  color: var(--clr-dark) !important;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: var(--fw-semi);
  transition: all var(--transition);
  border: 2px solid var(--clr-accent);
  margin-left: var(--space-sm);
}
.nav-cta-btn:hover, .nav-cta-btn:focus-visible {
  background: var(--clr-accent-bright);
  border-color: var(--clr-accent-bright);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(76,175,110,.3);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav-toggle:hover { background: rgba(255,255,255,.1); }
.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}
.nav-toggle.open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open .hamburger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* -------------------------------------------------------------------
   7. Hero Section
------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 25, 16, 0.88) 0%,
    rgba(15, 61, 37, 0.75) 50%,
    rgba(10, 25, 16, 0.70) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: calc(var(--nav-h) + var(--space-xl));
  padding-bottom: var(--space-3xl);
}

.hero-badge {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background: rgba(76,175,110,.15);
  border: 1px solid rgba(76,175,110,.3);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: var(--fw-medium);
  color: var(--clr-accent-bright);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: clamp(2rem, 5.5vw, 3.75rem);
  font-weight: var(--fw-black);
  line-height: 1.1;
  color: var(--clr-white);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.text-accent { color: var(--clr-accent-bright); }

.hero-subtitle {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: rgba(255,255,255,.8);
  max-width: 620px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

.tag {
  padding: var(--space-xs) var(--space-md);
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: rgba(255,255,255,.85);
  backdrop-filter: blur(6px);
  transition: all var(--transition);
}
.tag:hover {
  background: rgba(76,175,110,.2);
  border-color: rgba(76,175,110,.4);
  color: var(--clr-accent-bright);
}

.hero-scroll-cue {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255,255,255,.3);
  border-radius: 50%;
  color: rgba(255,255,255,.7);
  font-size: 0.9rem;
  animation: bounce 2s infinite;
  transition: all var(--transition);
}
.hero-scroll-cue:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* -------------------------------------------------------------------
   8. Core Focus / Pillars
------------------------------------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-lg);
}

.pillar-card {
  background: var(--clr-white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.pillar-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.pillar-card:hover::before { opacity: 1; }

.pillar-card--featured {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}
.pillar-card--featured::before { opacity: 1; background: var(--clr-accent-bright); height: 4px; }
.pillar-card--featured:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(26,92,56,.4); }

.pillar-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(76,175,110,.12);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  color: var(--clr-primary);
  margin-bottom: var(--space-lg);
  transition: background var(--transition), color var(--transition);
}
.pillar-card--featured .pillar-icon {
  background: rgba(255,255,255,.15);
  color: var(--clr-accent-bright);
}
.pillar-card:not(.pillar-card--featured):hover .pillar-icon {
  background: var(--clr-primary);
  color: var(--clr-white);
}

.pillar-title {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-dark);
  margin-bottom: var(--space-md);
}
.pillar-card--featured .pillar-title { color: var(--clr-white); }

.pillar-list { display: flex; flex-direction: column; gap: var(--space-sm); }
.pillar-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--clr-text-body);
}
.pillar-card--featured .pillar-list li { color: rgba(255,255,255,.85); }
.pillar-list li i {
  color: var(--clr-accent);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* -------------------------------------------------------------------
   9. Features / Why Choose
------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-lg);
}

.feature-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  transition: all var(--transition);
  text-align: center;
}
.feature-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(76,175,110,.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.4rem;
  margin: 0 auto var(--space-lg);
}
.feature-icon--blue   { background: rgba(59,130,246,.15); color: var(--clr-blue); }
.feature-icon--green  { background: rgba(76,175,110,.15); color: var(--clr-accent); }
.feature-icon--teal   { background: rgba(20,184,166,.15); color: var(--clr-teal); }
.feature-icon--purple { background: rgba(139,92,246,.15); color: var(--clr-purple); }
.feature-icon--amber  { background: rgba(245,158,11,.15); color: var(--clr-amber); }

.feature-card h3 {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--space-sm);
}
.feature-card p { font-size: 0.9rem; color: var(--clr-text-light); line-height: 1.6; }

/* -------------------------------------------------------------------
   10. About
------------------------------------------------------------------- */
.about-mv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.mv-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition);
}
.mv-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(76,175,110,.3);
  transform: translateY(-4px);
}

.mv-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(76,175,110,.15);
  border-radius: var(--radius-md);
  font-size: 1.3rem;
  color: var(--clr-accent-bright);
  margin-bottom: var(--space-lg);
}

.mv-card h3 {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--space-sm);
}
.mv-card p { color: rgba(255,255,255,.75); font-size: 0.95rem; line-height: 1.7; }

.about-story {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-left: 4px solid var(--clr-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-xl) var(--space-2xl);
  margin-bottom: var(--space-2xl);
}
.about-story h3 {
  font-size: 1.15rem;
  font-weight: var(--fw-bold);
  color: var(--clr-accent-bright);
  margin-bottom: var(--space-md);
}
.about-story p {
  color: rgba(255,255,255,.8);
  line-height: 1.8;
  font-size: 0.95rem;
}
.about-story strong { color: var(--clr-accent-bright); }

.about-team h3 {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--space-lg);
  text-align: center;
}

.team-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.team-chip {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: rgba(255,255,255,.85);
  transition: all var(--transition);
}
.team-chip:hover {
  background: rgba(76,175,110,.2);
  border-color: rgba(76,175,110,.4);
  color: var(--clr-accent-bright);
}

/* -------------------------------------------------------------------
   11. Platform Flow
------------------------------------------------------------------- */
.platform-flow {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  overflow-x: auto;
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-lg);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--clr-accent) transparent;
}
.platform-flow::-webkit-scrollbar { height: 4px; }
.platform-flow::-webkit-scrollbar-track { background: transparent; }
.platform-flow::-webkit-scrollbar-thumb { background: var(--clr-accent); border-radius: 4px; }

.flow-card {
  flex: 0 0 200px;
  background: var(--clr-white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: all var(--transition);
  position: relative;
}
.flow-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.flow-badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.flow-icon {
  font-size: 1.6rem;
  color: var(--clr-primary);
  margin-bottom: var(--space-sm);
}

.flow-card h3 {
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  color: var(--clr-dark);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.flow-card ul { text-align: left; }
.flow-card ul li {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  padding: 0.2rem 0;
  padding-left: var(--space-md);
  position: relative;
}
.flow-card ul li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-weight: var(--fw-bold);
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--clr-accent);
  flex-shrink: 0;
  padding-top: 80px;
  animation: arrowPulse 2s ease-in-out infinite;
}
@keyframes arrowPulse {
  0%, 100% { opacity: 0.6; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(4px); }
}

.flow-caption {
  text-align: center;
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  font-style: italic;
  margin-bottom: var(--space-2xl);
}

/* -------------------------------------------------------------------
   12. Ecosystem / Who We Serve
------------------------------------------------------------------- */
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
  gap: var(--space-lg);
}

.eco-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  cursor: default;
  transition: all var(--transition);
}
.eco-card:hover {
  background: rgba(76,175,110,.08);
  border-color: rgba(76,175,110,.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.eco-emoji {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  display: block;
  transition: transform var(--transition);
}
.eco-card:hover .eco-emoji { transform: scale(1.15); }

.eco-card h3 {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--space-sm);
}
.eco-card p { font-size: 0.85rem; color: var(--clr-text-light); line-height: 1.6; }

/* -------------------------------------------------------------------
   13. Revenue Model
------------------------------------------------------------------- */
.revenue-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-lg);
}

.revenue-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.revenue-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(76,175,110,.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.rev-icon {
  font-size: 1.6rem;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
}

.revenue-card h3 {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
}
.revenue-card p {
  font-size: 0.88rem;
  color: var(--clr-text-light);
  line-height: 1.5;
  flex: 1;
}

.rev-type {
  display: inline-block;
  padding: 0.22rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: var(--fw-semi);
  align-self: flex-start;
  margin-top: var(--space-sm);
}
.rev-type--blue   { background: rgba(59,130,246,.15); color: #93c5fd; }
.rev-type--green  { background: rgba(76,175,110,.15); color: var(--clr-accent-bright); }
.rev-type--purple { background: rgba(139,92,246,.15); color: #c4b5fd; }
.rev-type--amber  { background: rgba(245,158,11,.15); color: #fcd34d; }
.rev-type--teal   { background: rgba(20,184,166,.15); color: #5eead4; }
.rev-type--red    { background: rgba(239,68,68,.15);  color: #fca5a5; }

/* -------------------------------------------------------------------
   14. Impact
------------------------------------------------------------------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
  text-align: center;
}

.stat-item {
  padding: var(--space-xl);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.stat-item:hover {
  background: rgba(76,175,110,.08);
  border-color: rgba(76,175,110,.25);
  transform: translateY(-3px);
}

.stat-number {
  display: block;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--fw-black);
  color: var(--clr-accent-bright);
  line-height: 1;
  margin-bottom: var(--space-sm);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  display: block;
  font-size: 0.82rem;
  color: var(--clr-text-light);
  line-height: 1.4;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-lg);
}

.impact-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition);
}
.impact-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(76,175,110,.25);
  transform: translateY(-4px);
}

.impact-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(76,175,110,.15);
  border-radius: var(--radius-md);
  font-size: 1.3rem;
  color: var(--clr-accent-bright);
  margin-bottom: var(--space-lg);
}

.impact-card h3 {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--space-md);
}
.impact-card ul { display: flex; flex-direction: column; gap: var(--space-sm); }
.impact-card ul li {
  font-size: 0.88rem;
  color: rgba(255,255,255,.75);
  padding-left: var(--space-lg);
  position: relative;
  line-height: 1.5;
}
.impact-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-weight: var(--fw-bold);
}

/* -------------------------------------------------------------------
   15. Contact
------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.contact-detail-icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(26,92,56,.12);
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  color: var(--clr-primary);
  flex-shrink: 0;
}

.contact-detail h4 {
  font-size: 0.85rem;
  font-weight: var(--fw-semi);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-xs);
}

.contact-detail address {
  font-size: 0.92rem;
  color: var(--clr-text-body);
  line-height: 1.6;
}

.contact-link {
  font-size: 0.95rem;
  color: var(--clr-primary);
  font-weight: var(--fw-medium);
  transition: color var(--transition);
}
.contact-link:hover { color: var(--clr-primary-light); }

.contact-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.cta-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid;
  transition: all var(--transition);
  cursor: pointer;
}
.cta-card i { font-size: 1.3rem; flex-shrink: 0; }
.cta-card span { font-weight: var(--fw-semi); font-size: 0.95rem; }
.cta-card small { display: block; font-size: 0.8rem; opacity: .75; margin-top: 2px; }

.cta-card--primary {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}
.cta-card--primary:hover {
  background: var(--clr-primary-light);
  border-color: var(--clr-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cta-card--secondary {
  background: var(--clr-light-bg);
  border-color: rgba(0,0,0,.1);
  color: var(--clr-dark);
}
.cta-card--secondary:hover {
  border-color: var(--clr-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* -------------------------------------------------------------------
   16. Contact Form
------------------------------------------------------------------- */
.contact-form-wrap {
  background: var(--clr-white);
  border: 1px solid rgba(0,0,0,.08);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.form-group label {
  font-size: 0.88rem;
  font-weight: var(--fw-semi);
  color: var(--clr-dark);
}
.req { color: var(--clr-red); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem var(--space-md);
  border: 1.5px solid rgba(0,0,0,.12);
  border-radius: var(--radius-md);
  font-family: var(--ff-body);
  font-size: 0.92rem;
  color: var(--clr-dark);
  background: var(--clr-white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--clr-text-muted); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(26,92,56,.12);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: var(--clr-red);
  box-shadow: 0 0 0 3px rgba(239,68,68,.1);
}

.form-error {
  font-size: 0.8rem;
  color: var(--clr-red);
  font-weight: var(--fw-medium);
  min-height: 1rem;
}

/* Form banners */
.form-banner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  margin-top: var(--space-lg);
  font-size: 0.88rem;
  border-left: 4px solid;
}

/* Animation only plays when JS adds .is-visible */
.form-banner.is-visible {
  animation: bannerSlideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes bannerSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Icon badge */
.form-banner .banner-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  font-size: 1rem;
}

/* Text block */
.form-banner .banner-body { flex: 1; }
.form-banner .banner-body strong {
  display: block;
  font-size: 0.92rem;
  font-weight: var(--fw-semi);
  margin-bottom: 2px;
}
.form-banner .banner-body p {
  margin: 0;
  font-size: 0.83rem;
  line-height: 1.5;
  opacity: 0.85;
}
.form-banner a {
  font-weight: var(--fw-medium);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Dismiss button */
.form-banner .banner-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  opacity: 0.5;
  transition: opacity var(--transition);
  flex-shrink: 0;
  line-height: 1;
  color: inherit;
}
.form-banner .banner-close:hover { opacity: 1; }

/* Success variant */
.form-banner--success {
  background: #f0fdf4;
  border-color: #16a34a;
  color: #14532d;
}
.form-banner--success .banner-icon {
  background: #dcfce7;
  color: #16a34a;
}

/* Error variant */
.form-banner--error {
  background: #fff5f5;
  border-color: #dc2626;
  color: #7f1d1d;
}
.form-banner--error .banner-icon {
  background: #fee2e2;
  color: #dc2626;
}

/* -------------------------------------------------------------------
   17. Footer
------------------------------------------------------------------- */
.site-footer {
  background: var(--clr-dark);
  border-top: 1px solid rgba(255,255,255,.07);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-logo { height: 36px; width: auto; margin-bottom: var(--space-md); }

.footer-brand p {
  font-size: 0.88rem;
  color: var(--clr-text-light);
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: var(--space-lg);
}

.social-links { display: flex; gap: var(--space-md); }
.social-link {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
  color: var(--clr-text-light);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.social-link:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-dark);
  transform: translateY(-3px);
}

.footer-heading {
  font-size: 0.8rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-light);
  margin-bottom: var(--space-md);
}

.footer-links { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--clr-accent-bright); }

.footer-address {
  font-size: 0.88rem;
  color: rgba(255,255,255,.6);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.footer-email {
  display: block;
  font-size: 0.88rem;
  color: var(--clr-accent-bright);
  transition: color var(--transition);
  margin-bottom: var(--space-lg);
}
.footer-email:hover { color: var(--clr-accent); }

.footer-cta { margin-top: var(--space-md); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,.07);
  font-size: 0.82rem;
  color: rgba(255,255,255,.4);
}
.footer-bottom a {
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: var(--clr-accent-bright); }

/* -------------------------------------------------------------------
   18. Back to Top
------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 900;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: var(--clr-primary);
  color: var(--clr-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(26,92,56,.4);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition);
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--clr-primary-light);
  transform: translateY(-3px);
}

/* -------------------------------------------------------------------
   19. Responsive — Tablet (≤ 900px)
------------------------------------------------------------------- */
@media (max-width: 900px) {
  :root { --nav-h: 66px; }

  /* Nav */
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    inset-inline: 0;
    background: var(--clr-dark-2);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-md) 0 var(--space-xl);
    border-top: 1px solid rgba(255,255,255,.07);
    max-height: calc(100svh - var(--nav-h));
    overflow-y: auto;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    box-shadow: 0 16px 32px rgba(0,0,0,.4);
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    padding: var(--space-md) var(--space-xl);
    border-radius: 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255,255,255,.04);
  }
  .nav-cta-btn {
    margin: var(--space-md) var(--space-xl) 0;
    text-align: center;
    padding: 0.75rem;
    border-radius: var(--radius-md);
  }

  /* Layout tweaks */
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
  .footer-brand { grid-column: 1 / -1; }

  .platform-flow {
    padding-bottom: var(--space-xl);
  }

  .form-row { grid-template-columns: 1fr; }
}

/* -------------------------------------------------------------------
   20. Responsive — Mobile (≤ 600px)
------------------------------------------------------------------- */
@media (max-width: 600px) {
  :root { --nav-h: 60px; }

  .section { padding-block: var(--space-3xl); }

  .hero-title { font-size: clamp(1.7rem, 8vw, 2.5rem); }
  .hero-subtitle { font-size: 0.95rem; }

  .hero-actions { flex-direction: column; gap: var(--space-sm); }
  .hero-actions .btn { width: 100%; max-width: 320px; }

  .pillars-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .about-mv-grid { grid-template-columns: 1fr; }
  .ecosystem-grid { grid-template-columns: 1fr 1fr; }
  .revenue-grid { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }

  .contact-form-wrap {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  .back-to-top { bottom: var(--space-md); right: var(--space-md); }

  .flow-card { flex: 0 0 160px; }
}

/* -------------------------------------------------------------------
   21. Responsive — Very small (≤ 380px)
------------------------------------------------------------------- */
@media (max-width: 380px) {
  .ecosystem-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; }
  .hero-badge { font-size: 0.72rem; }
}

/* -------------------------------------------------------------------
   22. Reduced Motion
------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  [data-aos] { opacity: 1 !important; transform: none !important; }
}

/* -------------------------------------------------------------------
   23. Print styles
------------------------------------------------------------------- */
@media print {
  .site-header, .hero-section, .back-to-top, .nav-toggle { display: none !important; }
  body { color: #000; background: #fff; }
  a { text-decoration: underline; }
  .section { padding-block: 2rem; }
}