/* ===== G Energy Infra — Design System ===== */

/* ---------- Google Font ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  /* Brand Greens */
  --green-50:  #e8f5e9;
  --green-100: #c8e6c9;
  --green-200: #a5d6a7;
  --green-300: #66bb6a;
  --green-400: #43a047;
  --green-500: #2e7d32;
  --green-600: #1b5e20;
  --green-700: #0d3b13;

  /* Brand Navy */
  --navy-800: #0a1628;
  --navy-700: #0e2240;
  --navy-600: #132f56;
  --navy-500: #1a3d6e;

  /* Accent Gold (from logo sun) */
  --gold-400: #f9a825;
  --gold-500: #f57f17;

  /* Neutrals */
  --white:     #ffffff;
  --off-white: #f1f8e9;
  --gray-100:  #f5f5f5;
  --gray-200:  #e0e0e0;
  --gray-600:  #757575;
  --gray-800:  #424242;
  --black:     #111111;

  /* Typography */
  --font-family: 'Outfit', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-med:  0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* Shadows */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
  --shadow-glow-green: 0 0 40px rgba(46, 125, 50, 0.25);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  color: var(--gray-800);
  background: var(--off-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

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

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy-800);
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p { font-size: 1.05rem; }

/* ---------- Utility Classes ---------- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 16px;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--green-400), var(--gold-400));
  border-radius: 2px;
}

.section-header p {
  margin-top: 16px;
  color: var(--gray-600);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-med);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(46, 125, 50, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(46, 125, 50, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(4px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--white);
  transform: translateY(-3px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
  color: var(--navy-800);
  box-shadow: 0 4px 20px rgba(249, 168, 37, 0.35);
}

.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(249, 168, 37, 0.5);
}

/* ---------- NAVIGATION ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-med);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar-logo img {
  height: 50px;
  width: auto;
  transition: var(--transition-fast);
}

.navbar.scrolled .navbar-logo img {
  height: 40px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: var(--white);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green-300);
  transition: width var(--transition-med);
  border-radius: 1px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a:hover {
  color: var(--green-300);
}

.nav-cta {
  padding: 10px 24px !important;
  background: linear-gradient(135deg, var(--green-400), var(--green-600)) !important;
  color: var(--white) !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(46, 125, 50, 0.4);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 1001;
}

.menu-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ---------- HERO SECTION ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(160deg, var(--navy-800) 0%, var(--navy-700) 30%, var(--green-700) 70%, var(--green-600) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 20% 50%, rgba(46, 125, 50, 0.2), transparent),
    radial-gradient(ellipse 600px 400px at 80% 30%, rgba(249, 168, 37, 0.1), transparent);
  pointer-events: none;
}

/* Animated floating particles */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
  animation: float-up linear infinite;
}

@keyframes float-up {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% {
    transform: translateY(-10vh) scale(1);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  padding: 0 24px;
}

.hero-logo {
  width: 140px;
  height: auto;
  margin: 0 auto 32px;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.3));
  animation: logo-breathe 4s ease-in-out infinite;
}

@keyframes logo-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

.hero h1 {
  color: var(--white);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--green-300), var(--gold-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: rgba(255, 255, 255, 0.85);
  font-weight: 400;
  margin-bottom: 8px;
}

.hero-tagline-bold {
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  color: var(--gold-400);
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.hero-description {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(255, 255, 255, 0.75);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  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: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce-down 2s ease-in-out infinite;
}

.scroll-indicator .arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255, 255, 255, 0.5);
  border-bottom: 2px solid rgba(255, 255, 255, 0.5);
  transform: rotate(45deg);
}

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

/* ---------- ABOUT SECTION ---------- */
.about {
  padding: var(--section-padding);
  background: var(--white);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-400), var(--gold-400), var(--green-400));
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about-image-card {
  background: linear-gradient(160deg, var(--green-600), var(--navy-700));
  padding: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.about-image-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 70%, rgba(255,255,255,0.08), transparent 60%);
}

.about-image-card img {
  width: 180px;
  margin-bottom: 24px;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.2));
  position: relative;
  z-index: 1;
}

.about-image-card .stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  position: relative;
  z-index: 1;
  width: 100%;
}

.stat-item {
  text-align: center;
  padding: 16px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.stat-item .stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold-400);
  display: block;
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

.about-text h2 {
  margin-bottom: 16px;
}

.about-text > p {
  color: var(--gray-600);
  margin-bottom: 32px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.value-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--green-50);
  border: 1px solid var(--green-100);
  transition: all var(--transition-med);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--green-300);
}

.value-card .value-icon {
  font-size: 1.6rem;
  margin-bottom: 8px;
  display: block;
}

.value-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--green-600);
  margin-bottom: 6px;
}

.value-card p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* Vision & Mission cards */
.vm-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.vm-card {
  padding: 24px;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  background: var(--gray-100);
}

.vm-card.vision { border-color: var(--green-400); }
.vm-card.mission { border-color: var(--gold-400); }

.vm-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.vm-card p {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ---------- SERVICES SECTION ---------- */
.services {
  padding: var(--section-padding);
  background: linear-gradient(180deg, var(--off-white) 0%, var(--green-50) 100%);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-med);
  border: 1px solid var(--gray-200);
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-400), var(--green-600));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-med);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--green-200);
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--green-50), var(--green-100));
  transition: all var(--transition-med);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  transform: scale(1.05);
}

.service-card:hover .service-icon span {
  filter: brightness(10);
}

.service-card h3 {
  margin-bottom: 16px;
  color: var(--navy-800);
}

.service-features {
  list-style: none;
}

.service-features li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green-400);
  font-weight: 700;
  font-size: 1.1rem;
}

/* ---------- WHY CHOOSE US ---------- */
.why-us {
  padding: var(--section-padding);
  background: linear-gradient(160deg, var(--navy-800), var(--navy-700), var(--green-700));
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.why-us::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle 500px at 10% 80%, rgba(46,125,50,0.15), transparent),
    radial-gradient(circle 400px at 90% 20%, rgba(249,168,37,0.08), transparent);
  pointer-events: none;
}

.why-us .section-header h2 {
  color: var(--white);
}

.why-us .section-header p {
  color: rgba(255, 255, 255, 0.7);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
  position: relative;
  z-index: 1;
}

.why-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-med);
}

.why-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--green-400);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow-green);
}

.why-card .why-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.why-card h3 {
  color: var(--white);
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.why-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ---------- CONTACT SECTION ---------- */
.contact {
  padding: var(--section-padding);
  background: var(--white);
  position: relative;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  padding: 40px;
  background: linear-gradient(160deg, var(--green-600), var(--navy-700));
  border-radius: var(--radius-lg);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.contact-info::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.08), transparent 50%);
}

.contact-info > * { position: relative; z-index: 1; }

.contact-info img {
  width: 100px;
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.contact-info h3 {
  color: var(--white);
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.contact-info > p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  font-size: 0.95rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-detail-item .detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-detail-item .detail-text h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-detail-item .detail-text p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
}

.contact-form-wrapper {
  padding: 40px;
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

.contact-form-wrapper h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-form-wrapper > p {
  color: var(--gray-600);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--navy-800);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 18px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
  background: var(--white);
  outline: none;
  color: var(--gray-800);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-400);
  box-shadow: 0 0 0 4px rgba(67, 160, 71, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
  font-size: 1.05rem;
  padding: 16px 32px;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--navy-800);
  color: var(--white);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand img {
  height: 60px;
  margin-bottom: 16px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 300px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--green-400);
  border-radius: 1px;
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: all var(--transition-fast);
}

.footer-col a:hover {
  color: var(--green-300);
  padding-left: 6px;
}

.footer-taglines {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.footer-taglines span {
  font-size: 0.85rem;
  color: var(--gold-400);
  font-weight: 600;
  font-style: italic;
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--green-300);
}

/* ---------- BACK TO TOP ---------- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 20px rgba(46, 125, 50, 0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all var(--transition-med);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(46, 125, 50, 0.6);
}

/* ---------- ANIMATIONS (Scroll Reveal) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-image-card {
    min-height: 300px;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    transition: right var(--transition-med);
    padding: 40px;
  }

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

  .menu-toggle {
    display: flex;
  }

  .hero-logo {
    width: 100px;
  }

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

  .vm-cards {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .stat-grid {
    grid-template-columns: 1fr !important;
  }

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