/* ============================================================
   SOPHRON TECHNOLOGIES — MAIN STYLESHEET
   Design System: Forest Green + Solar Gold + Clean White
   ============================================================ */

/* ── Google Fonts & Variables ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@600;700;800&display=swap');

:root {
  /* Brand Colors */
  --green-900: #0a2e1a;
  --green-800: #0d3d22;
  --green-700: #145230;
  --green-600: #1a6b3d;
  --green-500: #228B22;   /* Primary Forest Green */
  --green-400: #3aa64f;
  --green-300: #5bc470;
  --green-200: #a8ddb5;
  --green-100: #d4f0da;
  --green-50:  #f0faf2;

  --gold-600:  #c47800;
  --gold-500:  #f0a500;   /* Solar Gold */
  --gold-400:  #f5bc35;
  --gold-300:  #f9d070;
  --gold-100:  #fef5dc;

  --earth-700: #5c3d1e;
  --earth-500: #8b5e3c;
  --earth-300: #c49a6c;
  --earth-100: #f5ede3;

  --gray-900:  #111827;
  --gray-800:  #1f2937;
  --gray-700:  #374151;
  --gray-600:  #4b5563;
  --gray-500:  #6b7280;
  --gray-400:  #9ca3af;
  --gray-200:  #e5e7eb;
  --gray-100:  #f3f4f6;
  --gray-50:   #f9fafb;
  --white:     #ffffff;

  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;

  /* Spacing */
  --section-py: 100px;
  --container-max: 1280px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.14);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.18);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

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

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Utility Classes ── */
.text-green   { color: var(--green-500); }
.text-gold    { color: var(--gold-500); }
.text-white   { color: var(--white); }
.text-gray    { color: var(--gray-600); }
.text-center  { text-align: center; }
.font-display { font-family: var(--font-display); }
.sr-only { position: absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-green  { background: var(--green-100); color: var(--green-600); }
.badge-gold   { background: var(--gold-100);  color: var(--gold-600); }
.badge-white  { background: rgba(255,255,255,0.15); color: var(--white); border: 1px solid rgba(255,255,255,0.3); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  letter-spacing: 0.01em;
}
.btn-primary {
  background: var(--green-500);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(34,139,34,0.35);
}
.btn-primary:hover {
  background: var(--green-600);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(34,139,34,0.45);
}
.btn-gold {
  background: var(--gold-500);
  color: var(--gray-900);
  box-shadow: 0 4px 16px rgba(240,165,0,0.35);
}
.btn-gold:hover {
  background: var(--gold-600);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240,165,0,0.45);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.btn-outline-green {
  background: transparent;
  color: var(--green-500);
  border: 2px solid var(--green-500);
}
.btn-outline-green:hover {
  background: var(--green-500);
  color: var(--white);
}
.btn-lg { padding: 18px 36px; font-size: 17px; }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* ── Section Titles ── */
.section-header { margin-bottom: 60px; }
.section-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-500);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-tag::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--green-500);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.5vw, 46px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 18px;
}
.section-subtitle {
  font-size: 18px;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 620px;
}
.section-header.centered { text-align: center; }
.section-header.centered .section-tag { justify-content: center; }
.section-header.centered .section-tag::before { display: none; }
.section-header.centered .section-subtitle { margin: 0 auto; }

/* ── Card Base ── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 0;
}
.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  padding: 0 24px;
  max-width: var(--container-max);
  margin: 0 auto;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--green-500), var(--green-700));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 22px;
  flex-shrink: 0;
}
.logo-text-main {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  transition: var(--transition);
}
.navbar.scrolled .logo-text-main { color: var(--gray-900); }
.logo-text-sub {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}
.navbar.scrolled .logo-text-sub { color: var(--gray-500); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.12);
}
.navbar.scrolled .nav-link { color: var(--gray-700); }
.navbar.scrolled .nav-link:hover { color: var(--green-600); background: var(--green-50); }
.nav-link.active { color: var(--white); }
.navbar.scrolled .nav-link.active { color: var(--green-600); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--white);
  border-radius: 4px;
  transition: var(--transition);
}
.navbar.scrolled .nav-toggle span { background: var(--gray-700); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: 76px; left: 0; right: 0;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 999;
  border-top: 1px solid var(--gray-100);
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link {
  color: var(--gray-700);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
}
.nav-mobile .nav-link:hover { background: var(--green-50); color: var(--green-600); }
.nav-mobile .btn { width: 100%; justify-content: center; }

/* ═══════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--green-900);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(10,46,26,0.92) 0%, rgba(10,46,26,0.75) 60%, rgba(21,85,48,0.6) 100%);
  z-index: 1;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}
.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
  opacity: 0.15;
}
@keyframes float {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 0.2; }
  90%  { opacity: 0.2; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 140px 24px 100px;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.hero-badge {
  background: rgba(240,165,0,0.2);
  border: 1px solid rgba(240,165,0,0.4);
  color: var(--gold-400);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero-year {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 68px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.hero-title .accent { color: var(--gold-400); }
.hero-title .accent-green { color: var(--green-300); }
.hero-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 44px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat {
  display: flex;
  flex-direction: column;
}
.hero-stat-num {
  font-size: 34px;
  font-weight: 800;
  color: var(--gold-400);
  line-height: 1;
  font-family: var(--font-display);
}
.hero-stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  font-weight: 500;
}

/* Hero Card (right side) */
.hero-card-wrap {
  position: relative;
}
.hero-card {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  padding: 36px;
  animation: heroCardFloat 6s ease-in-out infinite;
}
@keyframes heroCardFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
.hero-card-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  height: 220px;
}
.hero-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-card-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.metric-item {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}
.metric-val {
  font-size: 26px;
  font-weight: 800;
  color: var(--gold-400);
  font-family: var(--font-display);
  line-height: 1;
}
.metric-lbl {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}
.hero-card-pulse {
  position: absolute;
  top: -16px;
  right: -16px;
  background: var(--green-500);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(34,139,34,0.5);
}
.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--white);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 6px;
}
.scroll-wheel {
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
  animation: scrollWheel 2s infinite;
}
@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

/* ═══════════════════════════════════════════
   TRUST BAR / PARTNERS
═══════════════════════════════════════════ */
.trust-bar {
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  padding: 28px 0;
}
.trust-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  overflow: hidden;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.trust-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-400);
  white-space: nowrap;
  flex-shrink: 0;
}
.trust-logos {
  display: flex;
  gap: 48px;
  align-items: center;
  flex-wrap: wrap;
}
.trust-logo {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.trust-logo:hover { color: var(--green-500); }
.trust-logo i { font-size: 16px; }

/* ═══════════════════════════════════════════
   ABOUT / STORY
═══════════════════════════════════════════ */
.about {
  padding: var(--section-py) 0;
  background: var(--white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-visual {
  position: relative;
}
.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 520px;
  box-shadow: var(--shadow-xl);
}
.about-img-main img { width: 100%; height: 100%; object-fit: cover; }
.about-img-accent {
  position: absolute;
  bottom: -28px;
  right: -28px;
  width: 220px;
  height: 160px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--white);
}
.about-img-accent img { width: 100%; height: 100%; object-fit: cover; }
.about-experience-badge {
  position: absolute;
  top: 32px;
  left: -20px;
  background: var(--gold-500);
  color: var(--gray-900);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.about-exp-num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
}
.about-exp-text {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 4px;
}

.about-content { padding-left: 20px; }
.about-values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
  margin-bottom: 36px;
}
.value-chip {
  background: var(--green-50);
  color: var(--green-700);
  border: 1px solid var(--green-200);
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}
.value-chip i { font-size: 12px; }
.about-quote {
  background: var(--green-50);
  border-left: 4px solid var(--green-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 24px 28px;
  margin-top: 32px;
  font-style: italic;
  color: var(--gray-700);
  font-size: 16px;
  line-height: 1.75;
}
.about-quote cite {
  display: block;
  font-style: normal;
  font-weight: 700;
  color: var(--green-600);
  margin-top: 12px;
  font-size: 14px;
}

/* Mission / Vision boxes */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}
.mv-card {
  background: var(--gray-50);
  border-radius: var(--radius-md);
  padding: 24px;
  border-top: 3px solid transparent;
}
.mv-card.mission-card { border-color: var(--green-500); }
.mv-card.vision-card  { border-color: var(--gold-500); }
.mv-card-icon {
  font-size: 28px;
  margin-bottom: 12px;
}
.mv-card-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--gray-900);
  margin-bottom: 8px;
}
.mv-card-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   PROBLEM / SOLUTION
═══════════════════════════════════════════ */
.problem-solution {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, var(--green-50) 0%, var(--white) 100%);
}
.ps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.ps-panel {
  border-radius: var(--radius-xl);
  padding: 48px 44px;
}
.ps-panel.problem { background: linear-gradient(135deg, #1f2937, #374151); color: var(--white); }
.ps-panel.solution { background: linear-gradient(135deg, var(--green-700), var(--green-500)); color: var(--white); }
.ps-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 28px;
}
.ps-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
}
.ps-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.ps-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 15px;
  line-height: 1.55;
}
.ps-item-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 1px;
}
.ps-panel.problem .ps-item-icon { color: #fca5a5; }
.ps-panel.solution .ps-item-icon { color: var(--gold-300); }

/* ═══════════════════════════════════════════
   SERVICES / PRODUCTS
═══════════════════════════════════════════ */
.services {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-500), var(--gold-500));
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover::before { opacity: 1; }
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.service-card-icon {
  width: 72px; height: 72px;
  border-radius: var(--radius-lg);
  background: var(--green-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: 28px;
  color: var(--green-600);
  transition: var(--transition);
}
.service-card:hover .service-card-icon {
  background: var(--green-500);
  color: var(--white);
  transform: scale(1.05);
}
.service-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  font-family: var(--font-display);
}
.service-card-text {
  color: var(--gray-600);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 24px;
}
.service-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--gray-100);
  padding-top: 20px;
}
.service-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--gray-700);
}
.service-feature i {
  color: var(--green-500);
  font-size: 13px;
  flex-shrink: 0;
}
.service-featured {
  border-color: var(--green-300);
  background: linear-gradient(180deg, var(--green-50) 0%, var(--white) 40%);
}

/* ─ System Configurations Table ─ */
.systems-section {
  padding: 80px 0;
  background: var(--white);
}
.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.system-tier {
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 2px solid var(--gray-200);
  position: relative;
  text-align: center;
  transition: var(--transition);
}
.system-tier:hover { border-color: var(--green-400); box-shadow: var(--shadow-md); }
.system-tier.popular {
  border-color: var(--green-500);
  background: var(--green-900);
  color: var(--white);
}
.system-popular-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold-500);
  color: var(--gray-900);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 20px;
  border-radius: 100px;
  white-space: nowrap;
}
.system-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.system-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.system-range {
  font-size: 28px;
  font-weight: 800;
  color: var(--green-500);
  margin-bottom: 4px;
}
.system-tier.popular .system-range { color: var(--gold-400); }
.system-range-sub { font-size: 13px; color: var(--gray-500); margin-bottom: 24px; }
.system-tier.popular .system-range-sub { color: rgba(255,255,255,0.6); }
.system-specs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  margin-bottom: 28px;
}
.system-spec {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}
.system-spec i {
  color: var(--green-500);
  width: 16px;
  text-align: center;
}
.system-tier.popular .system-spec i { color: var(--gold-400); }

/* ═══════════════════════════════════════════
   IMPACT / NUMBERS
═══════════════════════════════════════════ */
.impact {
  padding: var(--section-py) 0;
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-700) 100%);
  position: relative;
  overflow: hidden;
}
.impact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.impact-content {
  position: relative;
  z-index: 1;
}
.impact-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 60px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.impact-stat {
  padding: 44px 36px;
  text-align: center;
  background: rgba(255,255,255,0.05);
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.impact-stat:last-child { border-right: none; }
.impact-stat:hover { background: rgba(255,255,255,0.1); }
.impact-stat-icon {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--gold-400);
}
.impact-stat-num {
  font-family: var(--font-display);
  font-size: clamp(34px, 3.5vw, 52px);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}
.impact-stat-num .unit { font-size: 0.55em; color: var(--gold-400); }
.impact-stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  line-height: 1.4;
  font-weight: 500;
}

.impact-sdgs {
  margin-top: 80px;
  padding: 48px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}
.sdg-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.sdg-subtitle {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
}
.sdg-list {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.sdg-item {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sdg-item i { font-size: 14px; }

/* ═══════════════════════════════════════════
   PROCESS / HOW IT WORKS
═══════════════════════════════════════════ */
.process {
  padding: var(--section-py) 0;
  background: var(--white);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: 60px;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 44px;
  left: calc(12.5% + 12px);
  right: calc(12.5% + 12px);
  height: 2px;
  background: linear-gradient(90deg, var(--green-500), var(--gold-500));
  z-index: 0;
}
.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 88px; height: 88px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--green-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  font-size: 32px;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  position: relative;
}
.step:hover .step-num {
  border-color: var(--green-500);
  background: var(--green-500);
  transform: scale(1.1);
}
.step:hover .step-num i { color: var(--white); }
.step-num i { color: var(--green-600); transition: var(--transition); }
.step-order {
  position: absolute;
  top: -6px; right: -6px;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--gold-500);
  color: var(--gray-900);
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-title {
  font-weight: 700;
  font-size: 17px;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.step-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   FINANCING
═══════════════════════════════════════════ */
.financing {
  padding: var(--section-py) 0;
  background: var(--earth-100);
}
.financing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}
.finance-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  text-align: center;
  border: 2px solid transparent;
  transition: var(--transition);
}
.finance-card:hover {
  border-color: var(--green-300);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.finance-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
}
.finance-icon.green  { background: var(--green-100); color: var(--green-600); }
.finance-icon.gold   { background: var(--gold-100);  color: var(--gold-600); }
.finance-icon.earth  { background: var(--earth-100); color: var(--earth-700); }
.finance-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}
.finance-text {
  color: var(--gray-600);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
}
.finance-badge {
  display: inline-block;
  background: var(--green-100);
  color: var(--green-700);
  padding: 6px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
}

/* ═══════════════════════════════════════════
   PROJECTS / FIELD WORK
═══════════════════════════════════════════ */
.projects {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.project-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.project-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.project-card:hover .project-img img { transform: scale(1.06); }
.project-region {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--green-500);
  color: var(--white);
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
}
.project-body { padding: 28px; }
.project-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.project-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 20px;
}
.project-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.project-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-700);
}
.project-meta-item i { font-size: 13px; }

/* ═══════════════════════════════════════════
   TEAM
═══════════════════════════════════════════ */
.team {
  padding: var(--section-py) 0;
  background: var(--white);
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.team-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  text-align: center;
}
.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--green-200);
}
.team-avatar {
  height: 240px;
  background: linear-gradient(135deg, var(--green-700), var(--green-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 72px;
  color: rgba(255,255,255,0.3);
  position: relative;
  overflow: hidden;
}
.team-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}
.team-avatar-icon {
  font-size: 80px;
  z-index: 1;
  color: rgba(255,255,255,0.5);
}
.team-info { padding: 28px; }
.team-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.team-role {
  color: var(--green-600);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}
.team-bio {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 16px;
}
.team-social {
  display: flex;
  justify-content: center;
  gap: 10px;
}
.team-social a {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  font-size: 14px;
  transition: var(--transition);
}
.team-social a:hover {
  background: var(--green-500);
  color: var(--white);
}

/* ═══════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════ */
.testimonials {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, var(--green-50) 0%, var(--white) 100%);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px;
  border: 1px solid var(--gray-100);
  position: relative;
  transition: var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.quote-mark {
  font-family: Georgia, serif;
  font-size: 80px;
  color: var(--green-200);
  line-height: 0.8;
  margin-bottom: 16px;
  display: block;
}
.testimonial-text {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.75;
  margin-bottom: 28px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--green-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.testimonial-name {
  font-weight: 700;
  color: var(--gray-900);
  font-size: 15px;
}
.testimonial-loc {
  font-size: 13px;
  color: var(--gray-500);
}
.stars {
  position: absolute;
  top: 28px;
  right: 28px;
  color: var(--gold-500);
  font-size: 14px;
  display: flex;
  gap: 2px;
}

/* ═══════════════════════════════════════════
   INVESTOR / FUNDING
═══════════════════════════════════════════ */
.investor {
  padding: var(--section-py) 0;
  background: var(--white);
}
.investor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.investor-content {}
.investor-visual {
  background: var(--green-50);
  border-radius: var(--radius-xl);
  padding: 48px;
}
.funding-bar-wrap {
  margin-bottom: 32px;
}
.funding-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.funding-label-text {
  font-weight: 600;
  font-size: 15px;
  color: var(--gray-800);
}
.funding-label-pct {
  font-weight: 700;
  color: var(--green-600);
  font-size: 15px;
}
.funding-bar {
  height: 10px;
  background: var(--gray-200);
  border-radius: 100px;
  overflow: hidden;
}
.funding-bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 1.5s ease;
}
.funding-bar-fill.equity    { background: linear-gradient(90deg, var(--green-500), var(--green-400)); }
.funding-bar-fill.loan      { background: linear-gradient(90deg, var(--gold-500), var(--gold-400)); }
.funding-bar-fill.grant     { background: linear-gradient(90deg, #3b82f6, #60a5fa); }
.funding-bar-fill.working   { background: linear-gradient(90deg, var(--earth-500), var(--earth-300)); }

.investor-highlights {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.inv-highlight {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
}
.inv-h-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--green-100);
  color: var(--green-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.inv-h-title { font-weight: 700; color: var(--gray-900); margin-bottom: 4px; font-size: 15px; }
.inv-h-text  { font-size: 14px; color: var(--gray-600); line-height: 1.55; }

.funding-total {
  text-align: center;
  margin-bottom: 32px;
  padding: 28px;
  background: var(--green-900);
  border-radius: var(--radius-lg);
  color: var(--white);
}
.funding-total-label { font-size: 13px; color: rgba(255,255,255,0.6); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 8px; }
.funding-total-amount { font-family: var(--font-display); font-size: 42px; font-weight: 800; color: var(--gold-400); }
.funding-total-sub { font-size: 13px; color: rgba(255,255,255,0.6); margin-top: 4px; }

/* ═══════════════════════════════════════════
   ROADMAP / EXPANSION
═══════════════════════════════════════════ */
.roadmap {
  padding: var(--section-py) 0;
  background: var(--gray-50);
}
.roadmap-timeline {
  position: relative;
  margin-top: 60px;
}
.roadmap-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--green-500), var(--gold-500));
  transform: translateX(-50%);
}
.roadmap-item {
  display: grid;
  grid-template-columns: 1fr 88px 1fr;
  gap: 0;
  margin-bottom: 48px;
}
.roadmap-item:last-child { margin-bottom: 0; }
.roadmap-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.roadmap-content:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.roadmap-item.right .roadmap-content { grid-column: 3; }
.roadmap-item.left  .roadmap-content { grid-column: 1; }
.roadmap-item.right .roadmap-spacer  { grid-column: 1; }
.roadmap-item.left  .roadmap-spacer  { grid-column: 3; }
.roadmap-dot {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}
.roadmap-dot-inner {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--green-500);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 0 0 6px var(--green-100);
  z-index: 1;
  position: relative;
}
.roadmap-dot-inner.gold { background: var(--gold-500); color: var(--gray-900); box-shadow: 0 0 0 6px var(--gold-100); }
.roadmap-dot-inner.blue { background: #3b82f6; box-shadow: 0 0 0 6px #dbeafe; }
.roadmap-period {
  font-size: 12px;
  font-weight: 700;
  color: var(--green-600);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.roadmap-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.roadmap-text {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
}
.roadmap-goals {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.roadmap-goal {
  background: var(--green-50);
  color: var(--green-700);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}
.roadmap-goal i { font-size: 11px; }

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
.contact {
  padding: var(--section-py) 0;
  background: var(--white);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.contact-info {}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--gray-100);
}
.contact-detail:last-child { border-bottom: none; }
.contact-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--green-50);
  color: var(--green-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.contact-detail-title {
  font-weight: 700;
  color: var(--gray-900);
  font-size: 15px;
  margin-bottom: 4px;
}
.contact-detail-val {
  color: var(--gray-600);
  font-size: 15px;
}
.contact-detail-val a { color: var(--green-600); font-weight: 500; }
.contact-detail-val a:hover { color: var(--green-800); text-decoration: underline; }

.contact-form {
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  padding: 48px;
}
.form-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}
.form-subtitle { color: var(--gray-600); font-size: 15px; margin-bottom: 32px; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group { margin-bottom: 20px; }
.form-group.full-width { grid-column: 1 / -1; }
.form-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--gray-700);
  margin-bottom: 8px;
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(34,139,34,0.12);
}
.form-textarea { resize: vertical; min-height: 140px; }
.form-note {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-success {
  display: none;
  padding: 20px;
  background: var(--green-50);
  border: 1px solid var(--green-200);
  border-radius: var(--radius-md);
  color: var(--green-700);
  font-weight: 600;
  text-align: center;
  margin-top: 16px;
}
.form-success.show { display: block; }

/* ═══════════════════════════════════════════
   CTA BANNER
═══════════════════════════════════════════ */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--green-800), var(--green-600));
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -5%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(240,165,0,0.08);
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.15;
}
.cta-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.78);
  max-width: 560px;
  margin: 0 auto 44px;
  line-height: 1.7;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
  background: var(--green-900);
  color: rgba(255,255,255,0.75);
  padding-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand {}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.footer-logo-icon {
  width: 44px; height: 44px;
  background: var(--green-600);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--white);
}
.footer-logo-text { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--white); }
.footer-desc {
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 24px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 16px;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--green-600);
  color: var(--white);
  transform: translateY(-2px);
}
.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links a:hover { color: var(--gold-400); transform: translateX(3px); }
.footer-links a i { font-size: 10px; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
}
.footer-contact-item i {
  color: var(--green-400);
  font-size: 14px;
  margin-top: 2px;
  flex-shrink: 0;
}
.footer-contact-item a { color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-contact-item a:hover { color: var(--gold-400); }

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-legal {
  display: flex;
  gap: 24px;
}
.footer-legal a {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  transition: var(--transition);
}
.footer-legal a:hover { color: rgba(255,255,255,0.8); }

/* ── Accreditation / Certification badges ── */
.cert-strip {
  padding: 20px 0;
  background: rgba(255,255,255,0.04);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.cert-items {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}
.cert-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  font-weight: 500;
}
.cert-item i { color: var(--gold-500); font-size: 14px; }

/* ── Back to Top ── */
.back-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--green-500);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: var(--shadow-lg);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  cursor: pointer;
}
.back-top.visible { opacity: 1; pointer-events: all; }
.back-top:hover { background: var(--green-600); transform: translateY(-3px); }

/* ── Animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero-content   { grid-template-columns: 1fr; gap: 48px; }
  .hero-card-wrap { display: none; }
  .about-grid     { grid-template-columns: 1fr; gap: 48px; }
  .investor-grid  { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid   { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid    { grid-template-columns: 1fr 1fr; gap: 40px; }
  .impact-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps  { grid-template-columns: 1fr 1fr; gap: 40px; }
  .process-steps::before { display: none; }
  .roadmap-timeline::before { left: 28px; }
  .roadmap-item { grid-template-columns: 56px 1fr; }
  .roadmap-item .roadmap-dot { grid-column: 1; grid-row: 1; }
  .roadmap-item .roadmap-content { grid-column: 2; }
  .roadmap-item .roadmap-spacer { display: none; }
}

@media (max-width: 768px) {
  :root { --section-py: 64px; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .systems-grid  { grid-template-columns: 1fr; }
  .financing-grid { grid-template-columns: 1fr; }
  .projects-grid  { grid-template-columns: 1fr; }
  .team-grid      { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .ps-grid        { grid-template-columns: 1fr; }
  .mv-grid        { grid-template-columns: 1fr; }
  .form-grid      { grid-template-columns: 1fr; }
  .footer-grid    { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom  { flex-direction: column; text-align: center; }
  .about-img-accent { display: none; }
  .about-experience-badge { display: none; }
  .trust-logos    { flex-wrap: wrap; gap: 20px; }
  .hero-stats     { gap: 24px; }
  .contact-form   { padding: 28px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 32px; }
  .hero-actions { flex-direction: column; }
  .cta-actions  { flex-direction: column; align-items: center; }
  .impact-stats-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .funding-total-amount { font-size: 32px; }
  .impact-sdgs > div { grid-template-columns: 1fr !important; }
  .sdg-list { flex-direction: column; }
  .roadmap-timeline::before { display: none; }
  .trust-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
}

/* ─────────────────────────────────────────
   EXTRA POLISH & UTILITIES
───────────────────────────────────────── */

/* Selection color */
::selection {
  background: var(--green-200);
  color: var(--green-900);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--green-400); border-radius: 100px; }
::-webkit-scrollbar-thumb:hover { background: var(--green-500); }

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--green-400);
  outline-offset: 3px;
}

/* Body loaded state */
body.loaded .hero-title {
  animation: slideInUp 0.8s cubic-bezier(0.16,1,0.3,1) both;
}
body.loaded .hero-desc {
  animation: slideInUp 0.8s cubic-bezier(0.16,1,0.3,1) 0.15s both;
}
body.loaded .hero-eyebrow {
  animation: slideInUp 0.8s cubic-bezier(0.16,1,0.3,1) 0s both;
}
body.loaded .hero-actions {
  animation: slideInUp 0.8s cubic-bezier(0.16,1,0.3,1) 0.3s both;
}
body.loaded .hero-stats {
  animation: slideInUp 0.8s cubic-bezier(0.16,1,0.3,1) 0.45s both;
}

@keyframes slideInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Project card region tag z-index fix */
.project-img { z-index: 0; }
.project-region { z-index: 1; }

/* System tier button full width */
.system-tier .btn { display: block; text-align: center; width: 100%; }

/* Hero stat separator */
.hero-stats .hero-stat:not(:last-child) {
  padding-right: 40px;
  border-right: 1px solid rgba(255,255,255,0.15);
}
@media (max-width: 600px) {
  .hero-stats .hero-stat:not(:last-child) { padding-right: 0; border-right: none; }
}

/* Roadmap left/right responsive fix */
@media (max-width: 1100px) {
  .roadmap-item { grid-template-columns: 56px 1fr !important; }
  .roadmap-item.right .roadmap-content,
  .roadmap-item.left  .roadmap-content { grid-column: 2 !important; }
  .roadmap-item.right .roadmap-dot,
  .roadmap-item.left  .roadmap-dot  { grid-column: 1 !important; grid-row: 1 !important; }
  .roadmap-item .roadmap-spacer { display: none !important; }
}

/* Image loading state */
img {
  background: var(--gray-100);
}

/* Smooth image transitions */
.project-img img,
.about-img-main img,
.hero-bg-img,
.hero-card-img img {
  transition: transform 0.6s ease;
}

/* Green gradient text utility */
.gradient-text {
  background: linear-gradient(135deg, var(--green-500), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Print styles */
@media print {
  .navbar, .back-top, .hero-particles { display: none; }
  .hero { min-height: auto; padding: 40px 0; }
  .hero-bg, .hero-bg-img { display: none; }
  body { color: #000; }
}