/* ====== Global Styles ====== */
:root {
  --primary-green: #2e7d32;
  --secondary-green: #81c784;
  --dark-green: #1b5e20;
  --light-green: #e8f5e9;
  --accent-brown: #5d4037;
  --light-brown: #d7ccc8;
  --white: #ffffff;
  --black: #212121;
  --gray: #757575;
  --light-gray: #f5f5f5;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}


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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--black);
  line-height: 1.6;
  background-color: var(--light-green);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  color: var(--dark-green);
  margin-bottom: 1rem;
  font-weight: 700;
  line-height: 1.3;
}

p {
  margin-bottom: 1rem;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 100px 0;
}

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

.section-title h2 {
  font-size: 2.5rem;
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background-color: var(--primary-green);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.section-title p {
  color: var(--gray);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  background-color: var(--primary-green);
  color: var(--white);
  padding: 12px 30px;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid var(--primary-green);
  text-align: center;
  cursor: pointer;
}

.btn:hover {
  background-color: var(--dark-green);
  border-color: var(--dark-green);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

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

.btn-outline:hover {
  background-color: var(--white);
  color: var(--primary-green);
}

.btn-small {
  padding: 8px 20px;
  font-size: 0.9rem;
}

/* ====== Header Styles ====== */
header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

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

.logo-icon {
  font-size: 2rem;
  color: var(--primary-green);
  margin-right: 10px;
}

.logo-text h1 {
  font-size: 1.5rem;
  margin-bottom: 0;
  color: var(--primary-green);
}

.logo-text p {
  font-size: 0.8rem;
  color: var(--accent-brown);
  margin-bottom: 0;
}
/* Мобильная версия */
@media (max-width: 768px) {
   .logo-text h1 {
    font-size: 1.2em;
}

.logo-icon {
    font-size: 2.2em; /* Размер относительно родителя */
    width: 1.2em;
    height: 1.2em;
}
    }

    @media (max-width: 1px) {
   .logo-text h1 {
    font-size: 1.2em;
}

.logo-icon {
    font-size: 1em; /* Размер относительно родителя */
    width: 1.2em;
    height: 1.2em;
}
    }


/* Для очень маленьких экранов */
@media (max-width: 480px) {
    .logo-text h1 {
    font-size: 1.2em;
}

.logo-icon {
    font-size: 2em; /* Размер относительно родителя */
    width: 1.2em;
    height: 1.2em;
}
}
nav ul {
  display: flex;
}

nav ul li {
  margin-left: 30px;
  position: relative;
}

nav ul li a {
  font-weight: 500;
  position: relative;
  padding: 5px 0;
}

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

nav ul li a:hover::after,
nav ul li a:focus::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-green);
  cursor: pointer;
  transition: var(--transition);
}

.mobile-menu-btn:hover {
  transform: scale(1.1);
}

/* ====== Hero Section ====== */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), 
              url('../images/slider.jfif') no-repeat center center/cover;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--white);
  padding-top: 80px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 0 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero .btn {
  margin: 0 10px;
}

/* ====== About Section ====== */
.about-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-image {
  flex: 1;
  min-width: 300px;
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.image-caption {
  margin-top: 10px;
  font-style: italic;
  color: var(--gray);
  text-align: center;
  font-size: 0.9rem;
}

.feature-list {
  margin: 20px 0;
}

.feature-list li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}

.feature-list i {
  color: var(--primary-green);
  margin-right: 10px;
  font-size: 1.1rem;
}

/* ====== Principles Section ====== */
.principles {
  background-color: var(--white);
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.principle-card {
  background-color: var(--light-green);
  padding: 30px;
  border-radius: 10px;
  transition: var(--transition);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.principle-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow);
}

.principle-icon {
  font-size: 2.5rem;
  color: var(--primary-green);
  margin-bottom: 20px;
}

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

/* ====== Zones Section ====== */
.zones-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px;
}

.zones-image {
  flex: 1;
  min-width: 300px;
}

.zones-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.zones-text {
  flex: 1;
  min-width: 300px;
}

.zone-item {
  margin-bottom: 25px;
}

.zone-number {
  display: inline-block;
  width: 30px;
  height: 30px;
  background-color: var(--primary-green);
  color: var(--white);
  border-radius: 50%;
  text-align: center;
  line-height: 30px;
  margin-right: 10px;
  font-weight: bold;
}

/* ====== Design Section ====== */
.design-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.step {
  background-color: var(--white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

.step-number {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 3rem;
  font-weight: bold;
  color: rgba(46, 125, 50, 0.1);
  z-index: 0;
}

.step h3 {
  position: relative;
  z-index: 1;
  margin-bottom: 15px;
}

.step p {
  position: relative;
  z-index: 1;
}

.design-tools h3 {
  text-align: center;
  margin-bottom: 40px;
  font-size: 1.8rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.tool {
  text-align: center;
  padding: 30px 20px;
  background-color: var(--white);
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.tool i {
  font-size: 2.5rem;
  color: var(--primary-green);
  margin-bottom: 20px;
}

.tool h4 {
  margin-bottom: 15px;
}

/* ====== Cases Section ====== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.case-card {
  position: relative;
  height: 300px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card:hover img {
  transform: scale(1.1);
}

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

.case-card:hover .case-overlay {
  transform: translateY(0);
}

.case-overlay h3 {
  color: var(--white);
  margin-bottom: 10px;
}

.case-overlay p {
  margin-bottom: 15px;
  font-size: 0.9rem;
}

.case-statistics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  text-align: center;
}

.stat-item {
  background-color: var(--white);
  padding: 30px 20px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--primary-green);
  margin-bottom: 10px;
}

.stat-text {
  font-weight: 500;
}

/* ====== Contact Section ====== */
.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.contact-form {
  flex: 1;
  min-width: 300px;
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: var(--dark-green);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-family: 'Open Sans', sans-serif;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 2px rgba(46, 125, 50, 0.2);
}

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

.contact-info {
  flex: 1;
  min-width: 300px;
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.info-item {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.info-item i {
  font-size: 1.2rem;
  color: var(--primary-green);
  margin-right: 15px;
  width: 25px;
  text-align: center;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--light-green);
  color: var(--primary-green);
  border-radius: 50%;
  font-size: 1.2rem;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--primary-green);
  color: var(--white);
  transform: translateY(-3px);
}

.certificates h3 {
  margin-top: 30px;
  margin-bottom: 15px;
}

.certs-grid {
  display: flex;
  gap: 15px;
}

.certs-grid img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 5px;
  border: 1px solid #eee;
  transition: var(--transition);
}

.certs-grid img:hover {
  transform: scale(1.05);
}

/* ====== FAQ Section ====== */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  background-color: var(--white);
  transition: var(--transition);
}

.accordion-item:hover {
  box-shadow: var(--shadow);
}

.accordion-header {
  background-color: var(--primary-green);
  color: var(--white);
  padding: 15px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.accordion-header h3 {
  margin-bottom: 0;
  color: var(--white);
  font-size: 1.1rem;
}

.accordion-header i {
  transition: var(--transition);
}

.accordion-item.active .accordion-header i {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-content-inner {
  padding: 20px;
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

/* ====== Footer ====== */
footer {
  background-color: var(--dark-green);
  color: var(--white);
  padding: 50px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.footer-column h3 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.2rem;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 2px;
  background-color: var(--secondary-green);
  bottom: 0;
  left: 0;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: var(--light-green);
  transition: var(--transition);
  display: inline-block;
}

.footer-column ul li a:hover {
  color: var(--white);
  transform: translateX(5px);
}

.footer-column ul li i {
  margin-right: 10px;
  width: 20px;
  text-align: center;
}

.footer-logo img {
  max-width: 150px;
  margin-top: 20px;
}

.footer-social {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.footer-social a {
  color: var(--white);
  font-size: 1.2rem;
  transition: var(--transition);
}

.footer-social a:hover {
  color: var(--secondary-green);
  transform: translateY(-3px);
}

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
}

.copyright .small-text {
  font-size: 0.8rem;
  margin-top: 5px;
  opacity: 0.8;
}

/* ====== Responsive Styles ====== */
@media (max-width: 1200px) {
  .section {
    padding: 80px 0;
  }
}

@media (max-width: 992px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .section-title h2 {
    font-size: 2.2rem;
  }
  
  .btn {
    padding: 10px 25px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  nav {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 80%;
    height: calc(100vh - 80px);
    background-color: var(--white);
    transition: left 0.3s ease;
    padding: 30px 20px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }
  
  nav.active {
    left: 0;
  }
  
  nav ul {
    flex-direction: column;
  }
  
  nav ul li {
    margin: 15px 0;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .btn-outline {
    margin-left: 0;
    margin-top: 15px;
    display: inline-block;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .contact-content {
    flex-direction: column;
  }
  
  .contact-form,
  .contact-info {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title h2 {
    font-size: 1.8rem;
  }
  
  .contact-form,
  .contact-info {
    padding: 25px;
  }
  
  .case-statistics {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-column {
    text-align: center;
  }
  
  .footer-column h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 400px) {
  .hero .btn {
    display: block;
    margin: 10px auto;
    max-width: 250px;
  }
  
  .case-statistics {
    grid-template-columns: 1fr;
  }
  
  .stat-item {
    padding: 20px;
  }
}

/* ====== History Section ====== */
.history {
  background-color: var(--light-green);
  position: relative;
  overflow: hidden;
}

.history::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/soil-texture.jpg') center/cover;
  opacity: 0.1;
  z-index: 0;
}

.history-content {
  position: relative;
  z-index: 1;
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background-color: var(--primary-green);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 50px;
  width: 100%;
}

.timeline-item:nth-child(odd) {
  padding-right: 50%;
  text-align: right;
}

.timeline-item:nth-child(even) {
  padding-left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 0;
  left: 50%;
  width: 20px;
  height: 20px;
  background-color: var(--white);
  border: 4px solid var(--primary-green);
  border-radius: 50%;
  transform: translateX(-50%);
}

.timeline-content {
  background-color: var(--white);
  padding: 20px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.timeline-item:hover .timeline-content {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.timeline-year {
  font-weight: bold;
  color: var(--primary-green);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}

.timeline-year i {
  margin-right: 10px;
}

.timeline-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--dark-green);
}

/* Responsive Timeline */
@media (max-width: 768px) {
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item,
  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    padding-left: 70px;
    padding-right: 0;
    text-align: left;
  }
  
  .timeline-dot {
    left: 20px;
  }
}