:root {
  --primary-color: #2d5016;
  --secondary-color: #4a7c2a;
  --accent-color: #6b9e3d;
  --text-dark: #1a1a1a;
  --text-light: #666666;
  --bg-light: #fafafa;
  --bg-white: #ffffff;
  --border-radius: 22px;
  --spacing-large: 80px;
  --spacing-medium: 48px;
  --spacing-small: 24px;
  --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 12px 48px rgba(0, 0, 0, 0.12);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-small);
  width: 100%;
  box-sizing: border-box;
}

header {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-small) 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-small);
  gap: var(--spacing-small);
  min-width: 0;
}

.logo {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: -0.5px;
  transition: var(--transition-smooth);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1 1 auto;
  min-width: 0;
}

.logo:hover {
  color: var(--secondary-color);
  transform: translateY(-2px);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-medium);
  align-items: center;
}

nav a {
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  font-size: 17px;
  transition: var(--transition-smooth);
  position: relative;
  padding: 8px 0;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: var(--transition-smooth);
}

nav a:hover::after {
  width: 100%;
}

nav a:hover {
  color: var(--secondary-color);
}

.burger-menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  flex-shrink: 0;
}

.burger-menu span {
  width: 28px;
  height: 3px;
  background-color: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

.burger-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.burger-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.hero {
  background: linear-gradient(135deg, #f5f7fa 0%, #e8f0e8 100%);
  padding: var(--spacing-large) var(--spacing-small);
  text-align: center;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  margin-bottom: var(--spacing-large);
}

.hero h1 {
  font-size: 56px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--spacing-small);
  line-height: 1.2;
  letter-spacing: -1px;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.hero p {
  font-size: 22px;
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto var(--spacing-medium);
  line-height: 1.6;
}

.btn {
  display: inline-block;
  padding: 18px 42px;
  background-color: var(--primary-color);
  color: var(--bg-white);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 17px;
  transition: var(--transition-smooth);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}

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

.btn:active {
  transform: translateY(-1px);
}

section {
  padding: var(--spacing-large) 0;
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-medium);
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 20px;
  color: var(--text-light);
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-large);
  line-height: 1.6;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-medium);
  margin-top: var(--spacing-medium);
}

.service-card {
  background-color: var(--bg-white);
  padding: var(--spacing-medium);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
  text-align: center;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.service-card h3 {
  font-size: 26px;
  font-weight: 600;
  margin-bottom: var(--spacing-small);
  color: var(--text-dark);
}

.service-card p {
  color: var(--text-light);
  line-height: 1.7;
}

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

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-medium);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-small);
  font-size: 36px;
  box-shadow: var(--shadow-soft);
  color: var(--bg-white);
}

.feature-icon i {
  font-size: 36px;
  color: var(--bg-white);
}

.feature-icon-green i {
  color: #28a745;
}

.feature-item h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.feature-item p {
  color: var(--text-light);
  line-height: 1.7;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-large);
  align-items: center;
  margin-top: var(--spacing-medium);
}

.about-text {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-light);
}

.about-text p {
  margin-bottom: var(--spacing-small);
}

.about-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.contact-section {
  background-color: var(--bg-white);
  padding: var(--spacing-large);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-small);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  color: var(--text-dark);
  font-size: 16px;
}

.form-group input,
.form-group textarea {
  padding: 16px 20px;
  border: 2px solid #e0e0e0;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-family: inherit;
  transition: var(--transition-smooth);
  background-color: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  background-color: var(--bg-white);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: var(--spacing-small);
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 4px;
  cursor: pointer;
}

.checkbox-group label {
  font-weight: 400;
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.6;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-medium);
  margin-top: var(--spacing-large);
}

.contact-item {
  text-align: center;
  padding: var(--spacing-medium);
  background-color: var(--bg-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
}

.contact-item h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.contact-item p {
  color: var(--text-light);
  font-size: 16px;
}

footer {
  background-color: var(--text-dark);
  color: var(--bg-white);
  padding: var(--spacing-large) var(--spacing-small);
  margin-top: var(--spacing-large);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-medium);
  margin-bottom: var(--spacing-medium);
}

.footer-section h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--spacing-small);
}

.footer-section ul {
  list-style: none;
}

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

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-smooth);
  font-size: 15px;
}

.footer-section a:hover {
  color: var(--bg-white);
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-medium);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 15px;
}

.policy-content {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--bg-white);
  padding: var(--spacing-large);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
}

.policy-content h1 {
  font-size: 38px;
  font-weight: 700;
  margin-bottom: var(--spacing-medium);
  color: var(--text-dark);
}

.policy-content h2 {
  font-size: 28px;
  font-weight: 600;
  margin-top: var(--spacing-medium);
  margin-bottom: var(--spacing-small);
  color: var(--text-dark);
}

.policy-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-top: var(--spacing-small);
  margin-bottom: 12px;
  color: var(--text-dark);
}

.policy-content p {
  margin-bottom: var(--spacing-small);
  line-height: 1.8;
  color: var(--text-light);
}

.policy-content ul {
  margin-left: var(--spacing-medium);
  margin-bottom: var(--spacing-small);
  color: var(--text-light);
}

.policy-content ul li {
  margin-bottom: 8px;
  line-height: 1.7;
}

@media (max-width: 768px) {
  :root {
    --spacing-large: 60px;
    --spacing-medium: 32px;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-medium);
    padding: var(--spacing-small);
  }

  nav.active {
    display: block;
  }

  nav ul {
    flex-direction: column;
    gap: var(--spacing-small);
    align-items: flex-start;
  }

  .burger-menu {
    display: flex;
  }

  .logo {
    font-size: 20px;
    max-width: calc(100% - 60px);
  }

  .hero h1 {
    font-size: 36px;
    word-wrap: break-word;
    overflow-wrap: break-word;
    padding: 0 var(--spacing-small);
  }

  .hero p {
    font-size: 18px;
  }

  .section-title {
    font-size: 32px;
  }

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

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

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

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

@media (max-width: 480px) {
  :root {
    --spacing-large: 48px;
    --spacing-medium: 24px;
    --border-radius: 20px;
  }

  .hero h1 {
    font-size: 24px;
    word-wrap: break-word;
    overflow-wrap: break-word;
    padding: 0 var(--spacing-small);
    line-height: 1.3;
  }

  .hero p {
    font-size: 16px;
  }

  .section-title {
    font-size: 28px;
  }

  .btn {
    padding: 14px 32px;
    font-size: 16px;
  }

  .logo {
    font-size: 16px;
    max-width: calc(100% - 50px);
  }
}