/* ============================================
   QUAD ENERGY SOLUTION — Global Styles
   Theme: Sustainable Climate
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --primary:        #2D6A4F;
  --primary-light:  #52B788;
  --primary-dark:   #1B4332;
  --primary-pale:   #D8F3DC;
  --secondary:      #E07B39;
  --secondary-light:#F4A261;
  --accent:         #56CFE1;
  --dark:           #081C15;
  --text:           #2c3e35;
  --text-light:     #6b7e74;
  --bg:             #F0F9F4;
  --white:          #FFFFFF;
  --border:         rgba(45,106,79,0.12);
  --shadow:         0 4px 24px rgba(45,106,79,0.10);
  --shadow-lg:      0 12px 48px rgba(45,106,79,0.18);
  --shadow-xl:      0 24px 80px rgba(45,106,79,0.22);
  --radius:         16px;
  --radius-sm:      8px;
  --radius-lg:      24px;
  --transition:     all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --gradient:       linear-gradient(135deg, #1B4332 0%, #2D6A4F 50%, #52B788 100%);
  --gradient-warm:  linear-gradient(135deg, #F7B733 0%, #E07B39 50%, #2D6A4F 100%);
  --gradient-sky:   linear-gradient(135deg, #56CFE1 0%, #2D6A4F 100%);
  --nav-height:     80px;
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
}

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

/* ── UTILITIES ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.text-center { text-align: center; }
.text-white { color: var(--white); }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }

.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--primary-pale);
  color: var(--primary);
  margin-bottom: 16px;
}
.badge-white { background: rgba(255,255,255,0.2); color: var(--white); }
.badge-warm  { background: rgba(224,123,57,0.12); color: var(--secondary); }

.section-header { margin-bottom: 56px; }
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 16px; }
.section-header p { font-size: 1.05rem; color: var(--text-light); max-width: 600px; }
.section-header.center { text-align: center; }
.section-header.center p { margin: 0 auto; }

.divider {
  width: 64px; height: 4px;
  background: var(--gradient);
  border-radius: 4px;
  margin-bottom: 20px;
}
.divider.center { margin: 0 auto 20px; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(45,106,79,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(45,106,79,0.45);
}
.btn-outline {
  border: 2px solid var(--white);
  color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
}
.btn-outline-green {
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline-green:hover {
  background: var(--primary);
  color: var(--white);
}
.btn-secondary {
  background: var(--secondary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(224,123,57,0.3);
}
.btn-secondary:hover {
  background: #c4672a;
  transform: translateY(-2px);
}
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition);
  padding: 0 24px;
}
.navbar.transparent { background: transparent; }
.navbar.scrolled {
  background: rgba(8,28,21,0.96);
  backdrop-filter: blur(16px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-mark {
  width: 44px; height: 44px;
  position: relative;
}
.logo-mark svg { width: 100%; height: 100%; }
.logo-text { color: var(--white); }
.logo-text .name {
  display: block;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.logo-text .tagline {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--primary-light);
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  color: rgba(255,255,255,0.88);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 20px; height: 2px;
  background: var(--primary-light);
  border-radius: 2px;
}
/* Dropdown */
.nav-dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(8,28,21,0.97);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(82,183,136,0.15);
  border-radius: var(--radius);
  padding: 12px;
  min-width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}
.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.82);
  font-size: 0.88rem;
  transition: var(--transition);
}
.dropdown-item:hover {
  background: rgba(82,183,136,0.15);
  color: var(--primary-light);
}
.dropdown-icon { font-size: 1rem; }
.nav-cta { margin-left: 12px; }
/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: rgba(8,28,21,0.98);
  backdrop-filter: blur(20px);
  padding: 24px;
  z-index: 999;
  transform: translateY(-100%);
  transition: var(--transition);
}
.mobile-menu.open { transform: translateY(0); display: block; }
.mobile-nav-link {
  display: block;
  padding: 14px 0;
  color: rgba(255,255,255,0.88);
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.mobile-nav-link:hover { color: var(--primary-light); padding-left: 8px; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: var(--gradient);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-particles { position: absolute; inset: 0; }
.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  animation: float linear infinite;
}
@keyframes float {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}
.hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: calc(var(--nav-height) + 40px) 0 80px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-text h1 {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.1;
}
.hero-text h1 em {
  font-style: normal;
  color: var(--primary-light);
}
.hero-text p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: 36px;
  max-width: 520px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-badges { display: flex; gap: 20px; flex-wrap: wrap; }
.hero-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 8px 16px;
  border-radius: 100px;
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 500;
}
.hero-badge-icon { font-size: 1rem; }
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hero-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.hero-stat-card {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}
.hero-stat-card:hover {
  background: rgba(255,255,255,0.16);
  transform: translateY(-4px);
}
.stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  display: block;
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.72);
  margin-top: 4px;
  display: block;
}
.hero-cert-card {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.cert-icons { display: flex; gap: 12px; }
.cert-badge {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}
.cert-text { color: var(--white); }
.cert-text strong { display: block; font-size: 0.9rem; }
.cert-text span { font-size: 0.78rem; color: rgba(255,255,255,0.65); }

/* ── SERVICES GRID ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius);
  background: var(--primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--gradient);
  transform: scale(1.05);
}
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { font-size: 0.9rem; color: var(--text-light); line-height: 1.6; margin-bottom: 20px; }
.service-list { margin-bottom: 24px; }
.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-light);
  padding: 4px 0;
}
.service-list li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 600;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; }

/* ── FEATURE SECTIONS ── */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
/* Prevent grid children from inflating tracks beyond available space */
.feature-grid > * { min-width: 0; }
.feature-list { margin-top: 24px; }
.feature-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.feature-item:last-child { border-bottom: none; }
.feature-icon-wrap {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: var(--primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.feature-item h4 { font-size: 0.95rem; margin-bottom: 4px; }
.feature-item p { font-size: 0.85rem; color: var(--text-light); }

/* ── STATS BANNER ── */
.stats-banner {
  background: var(--gradient);
  padding: 64px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item { text-align: center; }
.stat-item .stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
}
.stat-item .stat-label {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  margin-top: 8px;
}

/* ── PROCESS STEPS ── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--primary-pale);
  z-index: 0;
}
.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step-number {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary);
  margin: 0 auto 20px;
}
.process-step h4 { font-size: 0.95rem; margin-bottom: 8px; }
.process-step p { font-size: 0.82rem; color: var(--text-light); }

/* ── CARDS ── */
.info-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  height: 100%;
}
.info-card.dark {
  background: var(--primary-dark);
  color: var(--white);
  border-color: transparent;
}
.info-card.dark h3, .info-card.dark h4 { color: var(--white); }
.info-card.dark p { color: rgba(255,255,255,0.72); }

/* ── TEAM ── */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.team-card-header {
  background: var(--gradient);
  padding: 32px 24px 48px;
  text-align: center;
  position: relative;
}
.team-avatar {
  width: 88px; height: 88px;
  border-radius: 50%;
  border: 4px solid var(--white);
  margin: 0 auto;
  background: var(--primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  overflow: hidden;
}
.team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-card-body {
  padding: 24px;
  margin-top: -28px;
}
.team-name { font-size: 1.05rem; margin-bottom: 4px; }
.team-role { color: var(--primary); font-size: 0.82rem; font-weight: 600; margin-bottom: 4px; }
.team-reg { color: var(--text-light); font-size: 0.75rem; margin-bottom: 16px; }
.team-quals { display: flex; flex-wrap: wrap; gap: 6px; }
.team-qual {
  font-size: 0.72rem;
  background: var(--primary-pale);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 100px;
  font-weight: 500;
}

/* ── TESTIMONIAL / HIGHLIGHT ── */
.highlight-card {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.highlight-card::before {
  content: '"';
  position: absolute;
  top: -20px; right: 40px;
  font-size: 14rem;
  color: rgba(255,255,255,0.08);
  font-family: Georgia, serif;
  line-height: 1;
}

/* ── CARBON CREDIT SPECIFICS ── */
.carbon-hero {
  background: linear-gradient(135deg, #0a2218 0%, #1B4332 40%, #2D6A4F 70%, #52B788 100%);
  min-height: 60vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.carbon-hero::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='%2352B788' fill-opacity='0.06'%3E%3Ccircle cx='30' cy='30' r='10'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.project-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.project-type-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.project-type-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.project-type-icon { font-size: 2.4rem; margin-bottom: 12px; }
.project-type-card h4 { font-size: 0.92rem; margin-bottom: 8px; }
.project-type-card p { font-size: 0.8rem; color: var(--text-light); }
.price-badge {
  display: inline-block;
  margin-top: 8px;
  padding: 3px 10px;
  background: var(--primary-pale);
  color: var(--primary);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.opportunity-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.opp-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.opp-card:hover { border-color: var(--secondary); transform: translateY(-4px); }
.opp-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  line-height: 1;
}
.opp-unit { font-size: 1rem; color: var(--secondary); font-weight: 600; }
.opp-label { font-size: 0.85rem; color: var(--text-light); margin-top: 8px; }

.process-timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item {
  display: flex;
  gap: 24px;
  position: relative;
}
.timeline-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 40px;
  flex-shrink: 0;
}
.timeline-dot {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.timeline-line {
  width: 2px;
  flex: 1;
  background: var(--primary-pale);
  margin: 8px 0;
  min-height: 40px;
}
.timeline-content {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  flex: 1;
  margin-bottom: 24px;
}
.timeline-content h4 { font-size: 1rem; margin-bottom: 6px; }
.timeline-content p { font-size: 0.87rem; color: var(--text-light); }

/* ── CONTACT FORM ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}
.contact-info { padding: 16px 0; }
.contact-method {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}
.contact-method-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-method h4 { font-size: 0.92rem; margin-bottom: 4px; }
.contact-method p, .contact-method a {
  font-size: 0.88rem;
  color: var(--text-light);
}
.contact-method a:hover { color: var(--primary); }
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.87rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { appearance: none; cursor: pointer; }

/* ── CTA SECTION ── */
.cta-section {
  background: var(--gradient);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.06) 0%, transparent 70%);
}
.cta-section h2 {
  color: var(--white);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  margin-bottom: 16px;
}
.cta-section p { color: rgba(255,255,255,0.8); margin-bottom: 36px; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ── */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.75);
  padding: 80px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p {
  font-size: 0.88rem;
  margin: 16px 0 24px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 280px;
}
.footer-socials { display: flex; gap: 10px; }
.social-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  color: rgba(255,255,255,0.7);
}
.social-btn:hover { background: var(--primary); color: var(--white); }
.footer-col h4 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 20px;
  font-family: 'Poppins', sans-serif;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: 0.87rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-contact-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 12px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}
.footer-contact-icon { font-size: 1rem; margin-top: 1px; flex-shrink: 0; }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--primary-light); }

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  background: var(--gradient);
  padding: calc(var(--nav-height) + 64px) 0 80px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 80px;
  background: var(--bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.page-hero h1 { color: var(--white); font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 580px; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}
.breadcrumb a { color: rgba(255,255,255,0.65); transition: var(--transition); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { opacity: 0.5; }

/* ── ABOUT PAGE ── */
.timeline-about {
  position: relative;
  padding-left: 40px;
  border-left: 3px solid var(--primary-pale);
}
.timeline-about-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-about-item::before {
  content: '';
  position: absolute;
  left: -52px; top: 4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--primary);
  border: 4px solid var(--white);
  box-shadow: 0 0 0 3px var(--primary-pale);
}
.timeline-about-item .year {
  display: inline-block;
  background: var(--primary-pale);
  color: var(--primary);
  padding: 2px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.timeline-about-item h4 { margin-bottom: 6px; }
.timeline-about-item p { font-size: 0.87rem; color: var(--text-light); }

.value-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.value-card:hover { border-color: var(--primary); transform: translateY(-4px); }
.value-icon { font-size: 2.4rem; margin-bottom: 16px; }
.value-card h4 { margin-bottom: 8px; }
.value-card p { font-size: 0.85rem; color: var(--text-light); }

/* ── SCROLL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 480px; margin: 0 auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr; gap: 48px; }
  .opportunity-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-steps::before { display: none; }
}

@media (max-width: 768px) {
  :root { --nav-height: 70px; }
  .section { padding: 64px 0; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-cta { display: none; }
  .hero-text h1 { font-size: 2rem; }
  .hero-stat-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .value-cards { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .opportunity-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .feature-grid { gap: 32px; }
  .feature-grid > * { order: unset !important; }
  .hero-badges { flex-direction: column; }
  .cta-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .hero-actions { flex-direction: column; }
  .team-grid { grid-template-columns: 1fr; }
  .project-types-grid { grid-template-columns: 1fr 1fr; }
  .form-card { padding: 24px; }
  .highlight-card { padding: 28px; }
}

/* ── LOGO IMAGE ── */
.site-logo-img {
  height: 52px;
  width: auto;
  display: block;
  transition: var(--transition);
}
.nav-logo {
  flex-shrink: 0;
}

/* ── NDC / CARBON INTRO GRIDS ── */
.ndc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.carbon-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* ── SERVICE RADIO GRID ── */
.service-radio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

/* ── ENHANCED MOBILE FIXES ── */
@media (max-width: 1024px) {
  .ndc-grid { grid-template-columns: repeat(2, 1fr); }
  .carbon-intro-grid { grid-template-columns: 1fr; }
  .service-radio-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-logo-img { height: 42px; }

  /* Audit banner responsive */
  [style*="grid-template-columns:1fr auto"] {
    display: flex !important;
    flex-direction: column !important;
    gap: 24px !important;
    text-align: center;
  }

  .ndc-grid { grid-template-columns: 1fr 1fr; }
  .carbon-intro-grid { grid-template-columns: 1fr; gap: 32px; }
  .service-radio-grid { grid-template-columns: 1fr 1fr; }

  /* Hero mobile fixes */
  .hero-content {
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 48px;
  }
  .hero-text h1 { font-size: clamp(1.7rem, 5vw, 2.2rem); }
  .hero-text p { font-size: 0.95rem; }

  /* Page hero */
  .page-hero { padding-top: calc(var(--nav-height) + 40px); padding-bottom: 60px; }

  /* Footer contact info inline */
  .footer-contact-item { font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .site-logo-img { height: 36px; }

  .ndc-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .carbon-intro-grid { grid-template-columns: 1fr; }
  .service-radio-grid { grid-template-columns: 1fr; }

  /* Stat cards stay 2-col even on phones */
  .hero-stat-grid { grid-template-columns: 1fr 1fr; }

  /* Avoid overflow in hero badge */
  .badge { font-size: 0.7rem; padding: 5px 12px; }

  /* Form card tighter padding */
  .form-card { padding: 20px; }

  /* Card padding reduction */
  .info-card { padding: 20px; }
  .timeline-content { padding: 16px; }

  /* Carbon teaser list items */
  .opp-number { font-size: 1.8rem; }

  /* Section header */
  .section-header { margin-bottom: 36px; }
  .section-header h2 { font-size: 1.5rem; }
}

/* ── RESPONSIVE GRID UTILITY CLASSES ─────────────────────────
   Used to replace inline grid-template-columns so @media rules work.
   Inline styles only keep non-responsive props (gap, padding, margin).
── */
.rv-2col     { display:grid; grid-template-columns:1fr 1fr; }
.rv-3col     { display:grid; grid-template-columns:repeat(3,1fr); }
.rv-4col     { display:grid; grid-template-columns:repeat(4,1fr); }
.rv-auto-200 { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); }
.rv-auto-260 { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); }
.rv-auto-280 { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); }
.rv-auto-300 { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); }
/* Free-audit inner grid (handles padding collapse too) */
.rv-audit-inner {
  display:grid; grid-template-columns:1fr 1fr;
  gap:48px; align-items:center; padding:56px;
}
/* Scrollable table wrapper */
.table-scroll { overflow-x:auto; -webkit-overflow-scrolling:touch; }

@media (max-width:1024px) {
  .rv-3col     { grid-template-columns:1fr 1fr; }
  .rv-auto-280 { grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); }
  .rv-auto-300 { grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); }
}
@media (max-width:768px) {
  .rv-2col, .rv-auto-200, .rv-auto-260,
  .rv-auto-280, .rv-auto-300 { grid-template-columns:1fr; }
  .rv-3col { grid-template-columns:1fr 1fr; }
  .rv-4col { grid-template-columns:1fr 1fr; }
  .rv-audit-inner { grid-template-columns:1fr; gap:24px; padding:28px; }
}
@media (max-width:480px) {
  .rv-3col { grid-template-columns:1fr; }
  .rv-4col { grid-template-columns:1fr 1fr; gap:10px; }
  .rv-audit-inner { padding:20px; gap:20px; }
}

/* grid-column span helper */
.rv-span2 { grid-column: span 2; }
@media (max-width: 768px) { .rv-span2 { grid-column: span 1; } }

/* ── CUSTOM SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ── LOADING OVERLAY ── */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--primary-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}
.page-loader.hidden { opacity: 0; pointer-events: none; }
.loader-inner { text-align: center; }
.loader-logo { color: var(--white); font-family: 'Poppins', sans-serif; font-size: 1.5rem; font-weight: 800; }
.loader-bar { width: 200px; height: 3px; background: rgba(255,255,255,0.15); border-radius: 3px; margin: 16px auto 0; overflow: hidden; }
.loader-progress { height: 100%; background: var(--primary-light); border-radius: 3px; animation: load 1.2s ease-in-out forwards; }
@keyframes load { from { width: 0; } to { width: 100%; } }

/* ── ACCORDION ── */
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--white);
}
.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  transition: var(--transition);
}
.accordion-header:hover { background: var(--primary-pale); }
.accordion-header h4 { font-size: 0.95rem; }
.accordion-icon { font-size: 1.2rem; color: var(--primary); transition: var(--transition); }
.accordion-item.open .accordion-icon { transform: rotate(45deg); }
.accordion-body {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.accordion-item.open .accordion-body { max-height: 600px; padding: 0 24px 24px; }
.accordion-body p { font-size: 0.88rem; color: var(--text-light); line-height: 1.7; }

/* ── TABLE ── */
.styled-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
}
.styled-table th {
  background: var(--gradient);
  color: var(--white);
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
}
.styled-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.styled-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.styled-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.styled-table tr:nth-child(even) td { background: var(--bg); }
.styled-table tr:hover td { background: var(--primary-pale); }

/* ── TAG CHIPS ── */
.tag { display: inline-block; padding: 4px 12px; border-radius: 100px; font-size: 0.75rem; font-weight: 600; }
.tag-green { background: var(--primary-pale); color: var(--primary); }
.tag-orange { background: rgba(224,123,57,0.12); color: var(--secondary); }
.tag-blue { background: rgba(86,207,225,0.12); color: #1a8c9e; }