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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', sans-serif;
  color: #333;
  background-color: #fff;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  margin: 0.5em 0;
  color: #1a1a1a;
}

h1 {
  font-size: 3rem;
  line-height: 1.2;
  margin-bottom: 0.5em;
}

h2 {
  font-size: 2.2rem;
  margin-top: 1.5em;
  margin-bottom: 0.8em;
  color: #34A853;
}

h3 {
  font-size: 1.5rem;
  color: #34A853;
  margin-top: 1.2em;
}

p {
  font-size: 1rem;
  margin-bottom: 1em;
  text-align: justify;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 2px solid #34A853;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: #34A853;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo img {
  height: 40px;
  width: auto;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

nav a:hover {
  color: #34A853;
}

nav a.active {
  color: #34A853;
  border-bottom: 2px solid #34A853;
  padding-bottom: 0.3rem;
}

body {
  padding-top: 70px;
}

main {
  width: 100%;
}

section {
  padding: 4rem 0;
  position: relative;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.hero {
  background: linear-gradient(rgba(52, 168, 83, 0.7), rgba(52, 168, 83, 0.7)), url('images/hero-nature.jpg') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 8rem 2rem;
}

.hero h1 {
  color: white;
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.3rem;
  max-width: 600px;
  margin: 0 auto 2rem;
  text-align: center;
  color: #f0f0f0;
}

.intro {
  background-color: #fafafa;
}

.intro-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.intro-text {
  order: 1;
}

.intro-image {
  order: 2;
}

.intro-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.components {
  background: white;
}

.components-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.components-table th {
  background-color: #34A853;
  color: white;
  padding: 1.2rem;
  text-align: left;
  font-weight: 600;
}

.components-table td {
  padding: 1rem;
  border-bottom: 1px solid #e0e0e0;
}

.components-table tr:hover {
  background-color: #f5f5f5;
}

.groups {
  background: linear-gradient(135deg, #f5f5f5 0%, #fafafa 100%);
}

.groups-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.group-card {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.group-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(52, 168, 83, 0.15);
}

.group-card h3 {
  margin-top: 0;
  color: #34A853;
}

.group-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-top: 1.5rem;
}

.principles {
  background: white;
}

.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-top: 2rem;
}

.principles-list {
  list-style: none;
}

.principles-list li {
  padding: 1rem 0;
  padding-left: 2.5rem;
  position: relative;
  font-size: 1.05rem;
  line-height: 1.6;
}

.principles-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #34A853;
  font-weight: bold;
  font-size: 1.3rem;
}

.principles-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.nature {
  background-color: #fafafa;
}

.nature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.nature-card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 20px rgba(52, 168, 83, 0.2);
}

.nature-card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.nature-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nature-card-content {
  padding: 1.5rem;
}

.nature-card h3 {
  margin-top: 0;
  font-size: 1.3rem;
}

.faq {
  background: white;
}

.faq-item {
  margin: 1.5rem 0;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  overflow: hidden;
}

.faq-question {
  background-color: #34A853;
  color: white;
  padding: 1.5rem;
  cursor: pointer;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: #2d8c45;
}

.faq-toggle {
  display: inline-block;
  transition: transform 0.3s ease;
}

.faq-toggle.active {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 1.5rem;
  background-color: #f9f9f9;
  border-top: 1px solid #e0e0e0;
}

.faq-answer.active {
  display: block;
}

.newsletter {
  background: linear-gradient(135deg, #34A853 0%, #2d8c45 100%);
  color: white;
  text-align: center;
}

.newsletter h2 {
  color: white;
  margin-top: 0;
}

.newsletter p {
  color: #f0f0f0;
  margin-bottom: 2rem;
}

.newsletter-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.newsletter-form input {
  flex: 1;
  min-width: 250px;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
}

.newsletter-form button {
  padding: 0.75rem 2rem;
  background-color: #F9D423;
  color: #333;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.newsletter-form button:hover {
  background-color: #f0c418;
  transform: scale(1.05);
}

.newsletter-disclaimer {
  font-size: 0.85rem;
  margin-top: 1rem;
  color: #e8e8e8;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.disclaimer-block {
  background-color: #f5f5f5;
  border-left: 4px solid #34A853;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 4px;
}

.disclaimer-block p {
  margin: 0;
  font-size: 0.95rem;
  color: #555;
}

footer {
  background-color: #1a1a1a;
  color: #fff;
  padding: 3rem 0 1rem;
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: #34A853;
  margin-top: 0;
  font-size: 1.2rem;
}

.footer-section p {
  font-size: 0.95rem;
  color: #ddd;
  text-align: left;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin: 0.7rem 0;
}

.footer-links a {
  color: #ddd;
  text-decoration: none;
  transition: color 0.3s ease;
  cursor: pointer;
}

.footer-links a:hover {
  color: #34A853;
}

.footer-contact {
  color: #ddd;
  font-size: 0.95rem;
}

.footer-contact p {
  margin: 0.5rem 0;
  color: #ddd;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  color: #999;
}

.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: white;
  padding: 2rem;
  border-radius: 8px;
  max-width: 700px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  width: 95%;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-header h2 {
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #999;
  transition: color 0.3s ease;
}

.modal-close:hover {
  color: #333;
}

.cookie-banner {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #1a1a1a;
  color: white;
  padding: 1.5rem;
  z-index: 999;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cookie-banner.hidden {
  display: none;
}

.cookie-text {
  flex: 1;
  font-size: 0.95rem;
  min-width: 250px;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cookie-btn {
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.cookie-accept {
  background-color: #34A853;
  color: white;
}

.cookie-accept:hover {
  background-color: #2d8c45;
}

.cookie-reject {
  background-color: #666;
  color: white;
}

.cookie-reject:hover {
  background-color: #555;
}

.cookie-learn {
  background-color: transparent;
  color: white;
  border: 1px solid white;
}

.cookie-learn:hover {
  background-color: rgba(255,255,255,0.1);
}

.thank-you-message {
  display: none;
  position: fixed;
  top: 100px;
  right: 20px;
  background-color: #34A853;
  color: white;
  padding: 1.5rem 2rem;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 2000;
  animation: slideInRight 0.4s ease;
}

.thank-you-message.show {
  display: block;
}

@keyframes slideInRight {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  h3 {
    font-size: 1.3rem;
  }

  .hero {
    padding: 4rem 2rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  header .container {
    flex-direction: column;
    gap: 1rem;
  }

  nav ul {
    gap: 1rem;
    font-size: 0.9rem;
  }

  body {
    padding-top: 120px;
  }

  .intro-content {
    grid-template-columns: 1fr;
  }

  .intro-text {
    order: 1;
  }

  .intro-image {
    order: 2;
  }

  .groups-container {
    grid-template-columns: 1fr;
  }

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

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

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-form input,
  .newsletter-form button {
    width: 100%;
  }

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

  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-buttons {
    width: 100%;
  }

  .thank-you-message {
    right: 10px;
    left: 10px;
    width: auto;
  }

  .modal-content {
    width: 90%;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.4rem;
  }

  section {
    padding: 2rem 0;
  }

  nav a {
    font-size: 0.8rem;
  }

  .logo {
    font-size: 1.3rem;
  }

  p {
    font-size: 0.95rem;
  }

  .components-table {
    font-size: 0.85rem;
  }

  .components-table th,
  .components-table td {
    padding: 0.6rem;
  }
}