/* 
   Aureon Consultancy - Core Stylesheet
   Design System: Modern Corporate UI with Glassmorphism, 
   Vibrant Gradients, and Smooth Interactive Animations.
*/

/* ----------------------------------------------------
   1. Design Tokens & Root Variables
---------------------------------------------------- */
:root {
  /* Brand Colors */
  --primary-green-start: #0b8d54;
  --primary-green-end: #49d17d;
  --primary-gradient: linear-gradient(
    135deg,
    var(--primary-green-start),
    var(--primary-green-end)
  );

  --secondary-blue: #1565c0;
  --secondary-blue-light: #1e88e5;
  --secondary-gradient: linear-gradient(
    135deg,
    var(--secondary-blue),
    var(--secondary-blue-light)
  );

  /* UI Shades */
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-dark: #0f172a;
  --bg-dark-card: #1e293b;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #f8fafc;
  --border-color: rgba(226, 232, 240, 0.8);
  --border-glass: rgba(255, 255, 255, 0.4);

  /* Typography */
  --font-headings: "Outfit", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Shadows & Effects */
  --shadow-subtle:
    0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 12px 24px -10px rgba(15, 23, 42, 0.08);
  --shadow-card-hover: 0 20px 35px -10px rgba(11, 141, 84, 0.15);
  --shadow-blue-hover: 0 20px 35px -10px rgba(21, 101, 192, 0.15);

  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease-in-out;
}

/* ----------------------------------------------------
   2. Reset & Global Styles
---------------------------------------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-white);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-headings);
  color: var(--bg-dark);
  font-weight: 700;
  line-height: 1.25;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.highlight {
  color: var(--secondary-blue);
}

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

/* ----------------------------------------------------
   3. Buttons & UI Elements
---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 50px;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--bg-white);
  box-shadow: 0 4px 15px rgba(11, 141, 84, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--secondary-blue);
  border: 2px solid var(--secondary-blue);
}

.btn-secondary:hover {
  background: var(--secondary-blue);
  color: var(--bg-white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-blue-hover);
}

.btn-call {
  background: var(--bg-white);
  color: var(--secondary-blue);
  border: 1px solid rgba(21, 101, 192, 0.2);
  gap: 0.5rem;
  font-size: 1.1rem;
  box-shadow: var(--shadow-subtle);
}

.btn-call:hover {
  background: var(--secondary-blue);
  color: var(--bg-white);
  transform: translateY(-3px);
}

.btn-submit {
  width: 100%;
  background: var(--primary-gradient);
  color: var(--bg-white);
  padding: 1rem;
  border-radius: 12px;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 1.05rem;
  gap: 0.5rem;
  margin-top: 1rem;
  box-shadow: 0 4px 15px rgba(11, 141, 84, 0.25);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.submit-arrow {
  transition: transform var(--transition-fast);
}

.btn-submit:hover .submit-arrow {
  transform: translateX(4px);
}

/* Badges */
.section-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary-green-start);
  background: rgba(11, 141, 84, 0.08);
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-badge.light {
  color: var(--bg-white);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Section Header Shared */
.section-header {
  margin-bottom: 3.5rem;
}

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

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.max-width-center {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ----------------------------------------------------
   4. Header & Navigation Styles
---------------------------------------------------- */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.65);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  transition: var(--transition-smooth);
}

/* Header state on scroll */
.main-header.scrolled {
  padding: 0.8rem 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
}

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

.logo-container {
  width: 180px;
  height: 58px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header-logo,
.footer-logo {
  display: block;
  width: 180px;
  height: 58px;
  max-width: none;
  object-fit: contain;
  object-position: left center;
}

/* Nav Links */
.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-headings);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-main);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-green-start);
}

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

.nav-btn {
  display: inline-flex;
  padding: 0.65rem 1.5rem;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--bg-white);
  background: var(--primary-gradient);
  border-radius: 50px;
  box-shadow: 0 4px 10px rgba(11, 141, 84, 0.2);
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(11, 141, 84, 0.3);
}

/* Mobile Menu Toggle button */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  padding: 6px;
  z-index: 1001;
}

.hamburger-bar {
  width: 26px;
  height: 2.5px;
  background-color: var(--bg-dark);
  border-radius: 4px;
  transition: var(--transition-smooth);
}

/* ----------------------------------------------------
   5. Hero Section
---------------------------------------------------- */
.hero-section {
  position: relative;
  padding-top: 10rem;
  padding-bottom: 6rem;
  background: radial-gradient(
    circle at 10% 20%,
    rgba(240, 253, 244, 0.7) 0%,
    rgba(241, 245, 249, 0.3) 90%
  );
  overflow: hidden;
}

/* Background floating accent circles */
.hero-decorations .floating-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  z-index: 1;
}

.circle-1 {
  width: 300px;
  height: 300px;
  background: rgba(73, 209, 125, 0.15);
  top: -50px;
  right: 5%;
  animation: float 15s infinite ease-in-out;
}

.circle-2 {
  width: 250px;
  height: 250px;
  background: rgba(21, 101, 192, 0.1);
  bottom: -50px;
  left: 5%;
  animation: float 12s infinite ease-in-out reverse;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-subheading {
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 1rem;
  color: var(--secondary-blue);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 3.25rem;
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  width: 100%;
}

/* Hero Stat Grid */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  padding-top: 2rem;
  width: 100%;
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-headings);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--bg-dark);
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Illustration container */
.hero-image-container {
  width: 130%;
}

.premium-placeholder {
  width: 100%;
  background: var(--bg-white);
  border-radius: 24px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  padding: 1rem;
  transition: var(--transition-smooth);
}

.premium-placeholder:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.08);
}

/* SVGs Inline animation rules */
.rotating-sun {
  transform-origin: 400px 100px;
  animation: rotateSlow 30s linear infinite;
}

.rotating-blades {
  transform-origin: center;
  animation: rotateWind 14s linear infinite;
}

.rotating-blades-fast {
  transform-origin: center;
  animation: rotateWind 8s linear infinite;
}

/* Floating anim for panel group */
.floating-solar {
  animation: bounce 6s ease-in-out infinite;
}

.pulse-node-1 {
  animation: pulseGlow 3s infinite;
}

.pulse-node-2 {
  animation: pulseGlow 2.5s infinite 1s;
}

/* ----------------------------------------------------
   6. About Section
---------------------------------------------------- */
.about-section {
  padding: 7rem 0;
  border-top: 1px solid var(--border-color);
}

.about-container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.about-image-container {
  width: 110%;
}

.about-content {
  display: flex;
  flex-direction: column;
}

.about-content .section-title {
  margin-bottom: 1.25rem;
}

.about-content .section-desc {
  margin-bottom: 2.25rem;
}

.about-key-points {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.about-point {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.point-icon {
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.point-text h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--bg-dark);
  margin-bottom: 0.35rem;
}

.point-text p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ----------------------------------------------------
   7. Services Section
---------------------------------------------------- */
.services-section {
  padding: 7rem 0;
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-white);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--primary-gradient);
  transition: var(--transition-smooth);
}

.service-icon-container {
  width: 60px;
  height: 60px;
  background: rgba(11, 141, 84, 0.06);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  transition: var(--transition-smooth);
}

.service-svg-icon {
  width: 36px;
  height: 36px;
}

.service-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--bg-dark);
}

.service-card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.service-learn-more {
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--secondary-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

/* Card Hover States */
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(73, 209, 125, 0.3);
}

.service-card:hover::before {
  height: 100%;
}

.service-card:hover .service-icon-container {
  background: var(--primary-gradient);
}

.service-card:hover .service-icon-container svg path {
  stroke: #ffffff;
}

/* Specific inner SVG blade rotation on card hover */
.service-card:hover .blade-path {
  transform-origin: 32px 20px;
  animation: rotateWind 3s linear infinite;
}

.service-card:hover .blade-path-2 {
  transform-origin: 32px 20px;
  animation: rotateWind 3s linear infinite;
}

.service-card:hover .blade-path-3 {
  transform-origin: 32px 20px;
  animation: rotateWind 3s linear infinite;
}

.service-card:hover .pulsing-sun {
  animation: pulseGlow 1.5s infinite;
}

.service-card:hover .service-learn-more {
  color: var(--primary-green-start);
}

/* ----------------------------------------------------
   8. Why Choose Us Section
---------------------------------------------------- */
.why-section {
  padding: 7rem 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.why-card {
  background: var(--bg-white);
  padding: 2.25rem 2rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.why-icon-box {
  width: 52px;
  height: 52px;
  background: rgba(21, 101, 192, 0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition-smooth);
}

.why-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--bg-dark);
}

.why-card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Hover effects */
.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(21, 101, 192, 0.2);
}

.why-card:hover .why-icon-box {
  background: var(--secondary-blue);
}

.why-card:hover .why-icon-box svg {
  stroke: #ffffff;
}

/* ----------------------------------------------------
   9. Building a Greener Future Banner
---------------------------------------------------- */
.banner-section {
  padding: 3rem 0;
  background-color: var(--bg-light);
}

.banner-container {
  background: var(--bg-dark);
  border-radius: 24px;
  padding: 4rem 3.5rem;
  color: var(--text-light);
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(15, 23, 42, 0.15);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  align-items: center;
  gap: 2rem;
}

.banner-energy-visual {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 520px;
  justify-self: end;
  margin-right: -0.5rem;
}

.green-future-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.future-glow {
  animation: futureGlow 4s ease-in-out infinite;
  transform-origin: 380px 145px;
}

.future-sun {
  animation: futureSun 6s ease-in-out infinite;
  transform-origin: 388px 86px;
}

.future-blades {
  animation: futureWind 7s linear infinite;
  transform-origin: 196px 132px;
}

.future-solar {
  animation: futureSolar 5s ease-in-out infinite;
  transform-origin: 340px 270px;
}

.future-energy-line {
  animation: energyFlow 2.5s linear infinite;
}

.future-node {
  animation: futurePulse 2.2s ease-in-out infinite;
}

.node-b { animation-delay: 0.45s; }
.node-c { animation-delay: 0.9s; }
.node-d { animation-delay: 1.35s; }

.future-leaf {
  animation: leafFloat 4.5s ease-in-out infinite;
  transform-origin: 125px 160px;
}

@keyframes futureGlow {
  0%, 100% { transform: scale(0.9); opacity: 0.55; }
  50% { transform: scale(1.08); opacity: 1; }
}

@keyframes futureSun {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes futureWind {
  to { transform: rotate(360deg); }
}

@keyframes futureSolar {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-5px) rotate(-1deg); }
}

@keyframes energyFlow {
  to { stroke-dashoffset: -36; }
}

@keyframes futurePulse {
  0%, 100% { transform: scale(1); opacity: 0.65; }
  50% { transform: scale(1.7); opacity: 1; }
}

@keyframes leafFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(5px, -8px) rotate(4deg); }
}

.banner-overlay-design {
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(11, 141, 84, 0.1) 0%,
    rgba(21, 101, 192, 0.15) 100%
  );
  clip-path: polygon(25% 0%, 100% 0%, 100% 100%, 0% 100%);
  pointer-events: none;
}

.banner-content {
  position: relative;
  z-index: 3;
  max-width: 750px;
}

.banner-tag {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--primary-green-end);
  background: rgba(73, 209, 125, 0.15);
  border-radius: 50px;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.banner-title {
  font-size: 2.25rem;
  color: var(--bg-white);
  margin-bottom: 1rem;
}

.banner-text {
  font-size: 1.05rem;
  color: var(--text-light);
  opacity: 0.85;
  margin-bottom: 2rem;
}

.banner-placeholder-visual {
  width: 100%;
  border-radius: 12px;

  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.bannerimg {
  width: 100%;
  height: 100%;
}

/* ----------------------------------------------------
   10. Industries We Serve Section
---------------------------------------------------- */
.industries-section {
  padding: 7rem 0;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.industry-card {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  padding: 2.25rem 1.5rem;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: var(--transition-smooth);
}

.industry-icon-circle {
  width: 56px;
  height: 56px;
  background: var(--bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.industry-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--bg-dark);
}

/* Hover styles */
.industry-card:hover {
  background: var(--bg-white);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
  border-color: rgba(21, 101, 192, 0.15);
}

.industry-card:hover .industry-icon-circle {
  background: var(--secondary-blue);
  transform: scale(1.05);
}

.industry-card:hover .industry-icon-circle svg {
  stroke: #ffffff;
}

/* ----------------------------------------------------
   11. Vision & Mission Section
---------------------------------------------------- */
.vision-section {
  padding: 6rem 0;
  background: radial-gradient(
    circle at 90% 10%,
    rgba(240, 253, 244, 0.5) 0%,
    rgba(248, 250, 252, 0.9) 100%
  );
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.vision-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.vision-card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 3.5rem 3rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.vision-icon {
  width: 68px;
  height: 68px;
  background: rgba(11, 141, 84, 0.05);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
}

.vision-card:nth-child(2) .vision-icon {
  background: rgba(21, 101, 192, 0.05);
}

.vision-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.vision-text {
  font-size: 1.05rem;
  color: var(--text-muted);
}

.vision-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.1);
}

/* ----------------------------------------------------
   12. Contact Section & Enquiry Form
---------------------------------------------------- */
.contact-section {
  padding: 7rem 0;
  background: linear-gradient(135deg, #09472a 0%, #062f3a 100%);
  color: var(--text-light);
  position: relative;
}

.contact-container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.contact-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.contact-headline {
  font-size: 2.5rem;
  color: var(--bg-white);
  margin-bottom: 1rem;
  line-height: 1.15;
}

.contact-subtext {
  font-size: 1.15rem;
  opacity: 0.85;
  margin-bottom: 2.25rem;
}

.quick-call-box {
  margin-bottom: 2.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.05rem;
  opacity: 0.9;
}

/* Form Styling */
.contact-form-container {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 3.5rem 3rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.form-title {
  font-size: 1.5rem;
  color: var(--bg-white);
  margin-bottom: 0.5rem;
}

.form-subtitle {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  opacity: 0.9;
}

.required {
  color: #ef4444;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  color: var(--bg-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
  width: 100%;
}

/* Fix option backgrounds on dark theme select dropdown */
.form-group select option {
  background-color: var(--bg-dark);
  color: var(--bg-white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-green-end);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(73, 209, 125, 0.15);
}

/* ----------------------------------------------------
   13. Footer Section
---------------------------------------------------- */
.main-footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding-top: 5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  gap: 3.5rem;
  padding-bottom: 4rem;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-col-title {
  font-size: 1.1rem;
  color: var(--bg-white);
  margin-bottom: 1.75rem;
  position: relative;
}

.footer-col-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 30px;
  height: 2px;
  background: var(--primary-gradient);
}

.about-col .logo-container {
  margin-bottom: 1.5rem;
}

.about-col {
  color: var(--bg-white);
}

.footer-intro-text {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: 1.75rem;
  max-width: 320px;
}

/* Social links */
.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}

.social-links a:hover {
  background: var(--primary-gradient);
  border-color: transparent;
  opacity: 1;
  transform: translateY(-2px);
}

/* Link items */
.footer-links li {
  margin-bottom: 0.85rem;
}

.footer-links a {
  font-size: 0.95rem;
  opacity: 0.7;
}

.footer-links a:hover {
  color: var(--primary-green-end);
  opacity: 1;
  padding-left: 4px;
}

/* Contact office details */
.office-address {
  font-size: 0.95rem;
  opacity: 0.7;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.office-details li {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: 0.75rem;
}

.office-details a:hover {
  color: var(--primary-green-end);
}

/* Footer Bottom */
.footer-bottom {
  background-color: #0b111e;
  padding: 1.75rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.copyright-text {
  font-size: 0.875rem;
  opacity: 0.6;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a {
  font-size: 0.875rem;
  opacity: 0.6;
}

.footer-legal-links a:hover {
  opacity: 1;
  color: var(--primary-green-end);
}

/* ----------------------------------------------------
   14. Submission Success Modal
---------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none; /* Controlled by JS */
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: flex;
  animation: fadeInModal 0.3s ease-out;
}

.modal-card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 3rem 2.5rem;
  max-width: 450px;
  width: 100%;
  text-align: center;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

.modal-overlay.active .modal-card {
  transform: scale(1);
}

.modal-icon-circle {
  width: 72px;
  height: 72px;
  background: var(--primary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 10px 20px rgba(11, 141, 84, 0.2);
}

.modal-title {
  font-size: 1.5rem;
  color: var(--bg-dark);
  margin-bottom: 0.85rem;
}

.modal-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.modal-close-btn {
  width: 100%;
}

/* ----------------------------------------------------
   15. Scroll Reveal Animation Classes
---------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Animated reveals */
.reveal.active,
.reveal-left.active,
.reveal-right.active,
.reveal-up.active,
.reveal-scale.active {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* ----------------------------------------------------
   16. Keyframe Animations
---------------------------------------------------- */
@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-15px) rotate(2deg);
  }
  100% {
    transform: translateY(0px) rotate(0deg);
  }
}

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

@keyframes rotateSlow {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes rotateWind {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes pulseGlow {
  0% {
    transform: scale(1);
    opacity: 0.9;
    filter: drop-shadow(0 0 2px rgba(73, 209, 125, 0.4));
  }
  50% {
    transform: scale(1.1);
    opacity: 1;
    filter: drop-shadow(0 0 10px rgba(73, 209, 125, 0.8));
  }
  100% {
    transform: scale(1);
    opacity: 0.9;
    filter: drop-shadow(0 0 2px rgba(73, 209, 125, 0.4));
  }
}

@keyframes fadeInModal {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ----------------------------------------------------
   17. Responsive Breakpoints
---------------------------------------------------- */

/* Large screens / Desktop (1024px and below) */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.75rem;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 4rem;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

  .hero-description {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .about-container {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .about-image-container {
    order: 2;
    max-width: 550px;
    margin: 0 auto;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .footer-container {
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
    gap: 3rem;
  }

  .contact-col {
    grid-column: span 3;
  }
}

/* Tablets (768px and below) */
@media (max-width: 768px) {
  .main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    padding: 1rem 0;
  }

  .mobile-nav-toggle {
    display: flex;
  }

  /* Hamburger to X State */
  .mobile-nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
    transform: translateY(8.5px) rotate(45deg);
  }
  .mobile-nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
    transform: translateY(-8.5px) rotate(-45deg);
  }

  /* Responsive Mobile Menu Drawer */
  .primary-navigation {
    position: fixed;
    top: 4.5rem;
    left: 0;
    width: 100%;
    height: calc(100vh - 4.5rem);
    background: var(--bg-white);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    padding: 3rem 2rem;
    transform: translateY(-120%);
    transition: var(--transition-smooth);
    overflow-y: auto;
  }

  .primary-navigation.active {
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 2.25rem;
  }

  .nav-link {
    font-size: 1.15rem;
  }

  .nav-btn {
    width: 100%;
    text-align: center;
    justify-content: center;
    padding: 0.85rem 2rem;
  }

  .hero-section {
    padding-top: 8rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

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

  .vision-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .banner-container {
    padding: 3rem 2rem;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .banner-content {
    max-width: none;
  }

  .banner-energy-visual {
    width: min(100%, 460px);
    justify-self: center;
    margin: 0 auto -1rem;
  }

  .banner-title {
    font-size: 1.85rem;
  }

  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .contact-col {
    grid-column: span 2;
  }
}

/* Small screens / Phones (576px and below) */
@media (max-width: 576px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    text-align: center;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-form-container {
    padding: 2.5rem 1.5rem;
  }

  .contact-headline {
    font-size: 1.85rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-col {
    grid-column: span 1;
  }

  .footer-bottom-container {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .banner-container {
    padding: 2.5rem 1.25rem 2rem;
  }

  .banner-energy-visual {
    width: 110%;
    max-width: 460px;
    margin-left: -5%;
  }
}

/* Header / footer logo visibility fixes */
.logo-link {
  display: inline-flex;
  align-items: center;
  position: relative;
  z-index: 1002;
}

.main-footer .logo-container {
  width: 180px;
  height: 58px;
  display: flex;
  align-items: center;
}

.main-footer .footer-logo {
  display: block;
  width: 180px;
  height: 58px;
  object-fit: contain;
  object-position: left center;
}

@media (max-width: 768px) {
  .logo-container,
  .header-logo,
  .footer-logo,
  .main-footer .logo-container,
  .main-footer .footer-logo {
    width: 150px;
    height: 50px;
  }
}