:root {
  /* Primary colors */
  --primary-color: #2e7d32; /* Rich green for eco-minimalism */
  --primary-light: #60ad5e;
  --primary-dark: #005005;
  
  /* Complementary colors */
  --secondary-color: #7b1fa2; /* Contrasting purple */
  --secondary-light: #ae52d4;
  --secondary-dark: #4a0072;
  
  /* Split complementary palette */
  --accent-color-1: #d32f2f; /* Warm red accent */
  --accent-color-2: #1976d2; /* Cool blue accent */
  
  /* Neutral colors */
  --text-dark: #212121;
  --text-light: #f5f5f5;
  --background-light: #f9f9f9;
  --background-dark: #263238;
  
  /* Additional UI colors */
  --success: #43a047;
  --warning: #ff9800;
  --error: #e53935;
  --info: #039be5;
  
  /* Border and shadow variables */
  --border-radius: 8px;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --box-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;
  
  /* Font sizes */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  --font-size-xxxl: 3rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container width */
  --container-width: 1200px;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto', sans-serif;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
  font-weight: 700;
}

h1 {
  font-size: var(--font-size-xxxl);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: var(--font-size-xxl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

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

a:hover {
  color: var(--primary-light);
}

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

ul {
  list-style-type: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Section styles */
section {
  padding: var(--spacing-xxl) 0;
  position: relative;
  overflow: hidden;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  margin: var(--spacing-md) auto;
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  font-size: var(--font-size-lg);
  color: var(--text-dark);
  opacity: 0.8;
}

/* Button styles */
.btn, button, input[type='submit'] {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius);
  font-family: 'Roboto', sans-serif;
  font-size: var(--font-size-md);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-medium);
  text-align: center;
  box-shadow: var(--box-shadow);
}

.btn:hover, button:hover, input[type='submit']:hover {
  background-color: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-hover);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-light);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--text-light);
}

.btn-secondary:hover {
  background-color: var(--secondary-light);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--text-light);
}

/* Header styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-md) 0;
  transition: all var(--transition-medium);
}

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

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

.logo img {
  max-height: 60px;
}

.nav-desktop {
  display: flex;
}

.nav-desktop ul {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-desktop ul li a {
  font-family: 'Roboto', sans-serif;
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-desktop ul li a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

.nav-desktop ul li a:hover::after {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.burger-menu span {
  width: 100%;
  height: 3px;
  background-color: var(--text-dark);
  transition: all var(--transition-fast);
}

.nav-mobile {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: 0;
  background-color: var(--background-light);
  overflow: hidden;
  transition: height var(--transition-medium);
  z-index: 999;
}

.nav-mobile.active {
  height: calc(100vh - 80px);
}

.nav-mobile ul {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.nav-mobile ul li a {
  display: block;
  font-size: var(--font-size-lg);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  color: var(--text-light);
  margin-top: 0;
  padding: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
  animation: fadeInDown 1s ease-out;
}

.hero p {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s ease-out 0.3s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  animation: fadeInUp 1s ease-out 0.6s forwards;
  opacity: 0;
}

/* Mission Section */
.mission {
  background-color: var(--background-light);
}

.mission-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.mission-image {
  flex: 1;
}

.mission-image img {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-medium);
  width: 100%;
  object-fit: cover;
}

.mission-image:hover img {
  transform: scale(1.02);
}

.mission-text {
  flex: 1;
}

.mission-text p {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-md);
}

/* Services Section */
.services {
  background-color: white;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.card {
  display: flex;
  flex-direction: column;
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  height: 100%;
  align-items: center;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-hover);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card-content h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-dark);
}

.card-content p {
  margin-bottom: 0;
}

/* Custom Slider */
.custom-slider {
  margin-top: var(--spacing-xxl);
  text-align: center;
}

.custom-slider h3 {
  margin-bottom: var(--spacing-lg);
}

.slider-container {
  position: relative;
  overflow: hidden;
  padding: 0 var(--spacing-lg);
}

.slider-track {
  display: flex;
  gap: var(--spacing-lg);
  transition: transform var(--transition-medium);
}

.slide {
  min-width: 280px;
  flex: 1;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  padding: var(--spacing-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.slide img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: calc(var(--border-radius) - 2px);
  margin-bottom: var(--spacing-md);
}

.slide h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

.slider-controls {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-lg);
  gap: var(--spacing-md);
}

.slider-controls button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: var(--font-size-lg);
  background-color: var(--primary-color);
}

/* Team Section */
.team {
  background-color: var(--background-light);
  position: relative;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.team-grid .card-image {
  height: 300px;
}

.team-grid .card-image img {
  border-radius: 50%;
  width: 200px;
  height: 200px;
  object-fit: cover;
  object-position: center;
  margin: 0 auto;
}

.team-grid .card-content h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.team-grid .card-content p:first-of-type {
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

/* Resources Section */
.resources {
  background-color: white;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.resource-card {
  background-color: var(--background-light);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.resource-card:hover {
  transform: translateY(-5px);
}

.resource-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-dark);
}

.resource-card p {
  margin-bottom: var(--spacing-lg);
}

.resource-link {
  color: var(--primary-color);
  font-weight: 700;
  position: relative;
  padding-bottom: 2px;
  align-self: center;
}

.resource-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

.resource-link:hover::after {
  width: 100%;
}

.educational-resources {
  margin-top: var(--spacing-xl);
  text-align: center;
}

.resource-items {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}

.resource-items a {
  background-color: var(--background-light);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  transition: all var(--transition-medium);
  font-weight: 500;
}

.resource-items a:hover {
  background-color: var(--primary-light);
  color: white;
}

/* Sustainability Section */
.sustainability {
  background-color: var(--background-light);
  position: relative;
}

.sustainability-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.sustainability-image {
  flex: 1;
}

.sustainability-image img {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  width: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.sustainability-image:hover img {
  transform: scale(1.02);
}

.sustainability-text {
  flex: 1;
}

.sustainability-text h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  color: var(--primary-dark);
}

.sustainability-initiatives {
  margin-top: var(--spacing-md);
}

.sustainability-initiatives li {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
  position: relative;
}

.sustainability-initiatives li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* Contact Section */
.contact {
  background-color: white;
}

.contact-content {
  display: flex;
  gap: var(--spacing-xl);
}

.contact-form-container {
  flex: 2;
}

.contact-form {
  background-color: var(--background-light);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 700;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-family: 'Lato', sans-serif;
  font-size: var(--font-size-md);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.contact-info {
  flex: 1;
  background-color: var(--primary-dark);
  color: var(--text-light);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

.contact-info h3 {
  color: var(--text-light);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.info-item {
  margin-bottom: var(--spacing-lg);
}

.info-item h4 {
  color: var(--text-light);
  opacity: 0.9;
  margin-bottom: var(--spacing-xs);
}

.social-links h4 {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
}

.social-icons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.social-icons a {
  color: var(--text-light);
  transition: all var(--transition-fast);
  background-color: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
}

.social-icons a:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

/* Footer */
.footer {
  background-color: var(--background-dark);
  color: var(--text-light);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  flex: 1;
  min-width: 200px;
}

.footer-logo img {
  margin-bottom: var(--spacing-md);
}

.footer-links {
  flex: 2;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-column {
  min-width: 160px;
}

.footer-column h4 {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--primary-light);
}

.footer-column ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-column ul li a {
  color: var(--text-light);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.footer-column ul li a:hover {
  opacity: 1;
}

.social-links-footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.social-links-footer a {
  color: var(--text-light);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  padding: var(--spacing-xs) var(--spacing-sm);
}

.social-links-footer a:hover {
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin-bottom: var(--spacing-sm);
  opacity: 0.7;
  font-size: var(--font-size-sm);
}

/* Success Page */
.success-page {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--background-light);
}

.success-content {
  max-width: 600px;
  padding: var(--spacing-xl);
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.success-content h1 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.success-content p {
  margin-bottom: var(--spacing-lg);
}

/* Privacy and Terms Pages */
.privacy-page, .terms-page {
  padding-top: 100px;
  padding-bottom: var(--spacing-xxl);
}

.privacy-content, .terms-content {
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

.privacy-content h1, .terms-content h1 {
  margin-bottom: var(--spacing-xl);
  color: var(--primary-dark);
}

.privacy-content h2, .terms-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.privacy-content p, .terms-content p {
  margin-bottom: var(--spacing-md);
}

.privacy-content ul, .terms-content ul {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
}

.privacy-content ul li, .terms-content ul li {
  margin-bottom: var(--spacing-sm);
  list-style-type: disc;
}

/* Animations */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Media Queries */
@media (max-width: 1200px) {
  .mission-content,
  .sustainability-content,
  .contact-content {
    flex-direction: column;
  }
  
  .mission-image,
  .sustainability-image {
    margin-bottom: var(--spacing-xl);
  }
}

@media (max-width: 992px) {
  :root {
    --font-size-xxxl: 2.5rem;
    --font-size-xxl: 1.75rem;
  }
  
  .hero-content {
    max-width: 600px;
  }
  
  .hero p {
    font-size: var(--font-size-lg);
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .nav-mobile.active {
    display: block;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .section-description {
    font-size: var(--font-size-md);
  }
  
  .contact-content {
    flex-direction: column;
  }
  
  .contact-form-container,
  .contact-info {
    width: 100%;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .footer-links {
    width: 100%;
  }
}

@media (max-width: 576px) {
  :root {
    --font-size-xxxl: 2rem;
    --font-size-xxl: 1.5rem;
    --font-size-xl: 1.25rem;
    --spacing-xxl: 3rem;
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .services-grid,
  .team-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .sustainability-initiatives li {
    padding-left: var(--spacing-sm);
  }
  
  .footer-column {
    width: 100%;
    margin-bottom: var(--spacing-lg);
  }
}