:root {
  --primary-color: #0f3d2e;
  /* Deep Logo Green */
  --primary-light: #1f6b3a;
  /* Lighter Logo Green */
  --secondary-color: #c09633;
  /* Logo Gold/Bronze */
  --accent-color: #e2b03d;
  /* Brighter Gold */
  --text-color: #1a1a1a;
  --text-light: #555555;
  --bg-light: #ffffff;
  --bg-soft: #f4f6f3;
  /* Hint of green in the grey */
  --bg-dark: #0b0b0b;
  /* Matching logo background */
  --white: #ffffff;
  --glass: rgba(255, 255, 255, 0.1);
  --shadow: 0 10px 40px rgba(47, 97, 38, 0.1);
  --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  --whatsapp: #25d366;
}

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

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

h1,
h2,
h3,
h4,
.logo {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

ul {
  list-style: none;
}

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

/* Header & Nav */
#main-header {
  padding: 20px 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
  color: var(--white);
  /* Default white for hero background */
}

#main-header.header-initial-dark {
  background-color: var(--primary-color);
}

#main-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(15px);
  padding: 12px 0;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  color: var(--text-color);
  /* Dark text for scrolled header */
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo img {
  height: 90px;
  width: auto;
  transition: var(--transition);
}

#main-header.scrolled .logo img {
  filter: none;
}

.logo span {
  display: none;
  /* Hide text if logo image is present */
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition);
}

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

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: var(--white);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url("hero_placeholder.jpg") center/cover no-repeat;
  z-index: -1;
  transform: scale(1.1);
  transition: transform 5s ease;
}

.hero:hover .hero-bg {
  transform: scale(1);
}

.hero-content {
  max-width: 700px;
}

.hero h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 20px;
  animation: fadeInUp 1s ease forwards;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
  animation: fadeInUp 1s ease 0.2s forwards;
  animation-fill-mode: both;
}

.hero-btns {
  display: flex;
  gap: 20px;
  animation: fadeInUp 1s ease 0.4s forwards;
  animation-fill-mode: both;
}

/* Buttons */
.btn {
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  display: inline-block;
  border: none;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  color: var(--white);
  box-shadow: 0 10px 20px rgba(47, 97, 38, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(47, 97, 38, 0.3);
}

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

.btn-outline:hover {
  background: var(--secondary-color);
  color: var(--bg-dark);
}

/* Sections */
.section-padding {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title span {
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 10px;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
}

.bg-soft {
  background-color: var(--bg-soft);
}

/* Sector Grid */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.sector-card {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.sector-card:hover {
  transform: translateY(-10px);
}

.sector-card i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 25px;
  display: block;
}

.sector-card h3 {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.sector-card p {
  color: var(--text-light);
  margin-bottom: 20px;
}

.sector-card .learn-more {
  font-weight: 600;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sector-card .learn-more i {
  font-size: 0.9rem;
  margin: 0;
}

/* Split Layout */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.image-rounded {
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.split-text span {
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.split-text h2 {
  font-size: 2.8rem;
  margin: 15px 0 25px;
  line-height: 1.2;
}

/* Energy Boxes */
.energy-box {
  display: flex;
  gap: 20px;
  margin-bottom: 25px;
}

.energy-box i {
  font-size: 1.5rem;
  color: var(--secondary-color);
  background: rgba(30, 111, 217, 0.1);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  flex-shrink: 0;
}

.energy-box h4 {
  margin-bottom: 5px;
}

/* Footer */
.main-footer {
  background: var(--primary-color);
  color: var(--white);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 20px;
  display: block;
}

.footer-brand p {
  opacity: 0.7;
  max-width: 350px;
}

.footer-links h4 {
  margin-bottom: 25px;
  font-size: 1.2rem;
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links ul li a {
  opacity: 0.7;
}

.footer-links ul li a:hover {
  opacity: 1;
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.5;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: 0.8s all ease;
}

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

/* Mobile Responsive */
@media (max-width: 992px) {
  .split-layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 3rem;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 40px;
    transition: 0.5s ease-in-out;
    z-index: 999;
  }

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

  .nav-links a {
    font-size: 1.5rem;
    color: var(--white) !important;
  }

  .mobile-toggle {
    display: block;
    z-index: 1001;
    position: relative;
  }

  #main-header.scrolled .mobile-toggle {
    color: var(--text-color);
  }

  /* Force white toggle when menu is active regardless of scroll */
  .nav-links.active ~ .mobile-toggle,
  nav:has(.nav-links.active) .mobile-toggle {
    color: var(--white) !important;
  }

  #main-header {
    padding: 10px 0 !important;
  }

  .logo img {
    height: 60px !important;
  }

  .hero {
    padding-top: 80px;
    height: auto;
    min-height: 100vh;
    display: flex;
    align-items: center;
  }

  .page-hero {
    padding-top: 80px !important;
    height: auto !important;
    min-height: 40vh !important;
    display: flex;
    align-items: center;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

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

/* Preloader */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--bg-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition:
    opacity 0.5s ease-out,
    visibility 0.5s;
}

.loader {
  width: 50px;
  height: 50px;
  border: 5px solid var(--glass);
  border-top: 5px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* Floating WhatsApp FAB */
.fab-whatsapp {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: var(--whatsapp);
  color: white !important;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  z-index: 1002;
  transition: var(--transition);
}

.fab-whatsapp:hover {
  transform: scale(1.1) translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* FAQ Styling */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 15px;
  border: 1px solid #ddd;
  border-radius: 10px;
  overflow: hidden;
}

.faq-toggle {
  width: 100%;
  padding: 20px;
  text-align: left;
  background: var(--white);
  border: none;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
}

.faq-content {
  padding: 0 20px 20px;
  display: none;
  color: var(--text-light);
}

/* Responsive Fixes for Contact and About Pages */
@media (max-width: 992px) {
  .contact-container {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }

  .contact-form {
    padding: 30px;
  }

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

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0 !important;
  }

  .split-layout {
    gap: 40px !important;
    text-align: center;
  }

  .split-text h2 {
    font-size: 2.2rem !important;
    margin-bottom: 20px !important;
  }

  .hero-btns {
    flex-direction: column;
    width: 100%;
    gap: 15px !important;
  }

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

  .hero h1 {
    font-size: 2.5rem !important;
    line-height: 1.2;
  }

  .hero p {
    font-size: 1.1rem !important;
    margin-bottom: 40px !important;
  }

  .page-hero {
    height: 45vh !important;
  }

  .page-hero h1 {
    font-size: 2.2rem !important;
  }

  .contact-form {
    padding: 30px 20px;
    border-radius: 20px;
    margin-top: 20px;
  }

  .contact-method {
    gap: 15px;
    text-align: left;
  }

  .contact-method i {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
  }

  .partners-grid {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)) !important;
    gap: 25px !important;
  }

  .sector-grid {
    gap: 30px !important;
  }

  .sector-card {
    padding: 35px 25px !important;
    margin-bottom: 10px;
  }

  /* Extra breathing room before footer */
  section:last-of-type {
    padding-bottom: 100px !important;
  }

  .energy-box {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* Gallery Page Styles */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: var(--transition);
}

.gallery-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: 20px;
  color: white;
  opacity: 0;
  transition: var(--transition);
  transform: translateY(20px);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
  transform: translateY(0);
}

/* Category Sections */
.category-section {
  margin-bottom: 80px;
}

.category-header {
  border-left: 5px solid var(--secondary-color);
  padding-left: 20px;
  margin-bottom: 40px;
}

.category-header h3 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.category-header p {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 800px;
}

.category-content ul {
  list-style: none;
  margin-top: 20px;
  padding-left: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.category-content ul li {
  padding-left: 30px;
  position: relative;
  margin-bottom: 10px;
  color: var(--text-color);
}

.category-content ul li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 2px;
  color: var(--secondary-color);
}