/* Общие стили и сброс */
:root {
  --primary-green: #2e7d32;
  --dark-green: #1b5e20;
  --light-green: #4caf50;
  --natural-beige: #f5f5f0;
  --natural-brown: #8d6e63;
  --light-gray: #f9f9f9;
  --medium-gray: #757575;
  --dark-gray: #424242;
  --white: #ffffff;
  --transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --page-transition: opacity 0.8s ease, transform 0.8s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Open Sans", sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  overflow-x: hidden;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeIn 1s ease forwards;
}

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

.page-content {
  opacity: 1;
  transform: translateY(0);
  transition: var(--page-transition);
}

.page-content.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.8rem;
  font-weight: 700;
}

h2 {
  font-size: 2.2rem;
  color: var(--dark-green);
  margin-bottom: 2rem;
  text-align: center;
}

h3 {
  font-size: 1.5rem;
  color: var(--primary-green);
}

p {
  margin-bottom: 1.2rem;
}

a {
  text-decoration: none;
  color: inherit;
}

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

section {
  padding: 80px 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-light {
  background-color: var(--light-gray);
}

.section-natural {
  background-color: var(--natural-beige);
}

.btn {
  display: inline-block;
  background-color: var(--primary-green);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 4px;
  font-weight: 600;
  font-family: "Montserrat", sans-serif;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-size: 1rem;
}

.btn:hover {
  background-color: var(--dark-green);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

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

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

.btn-whatsapp {
  background-color: #25d366;
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
  border-radius: 50px;
  padding: 15px 20px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-whatsapp:hover {
  background-color: #128c7e;
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
}

.btn-whatsapp i {
  font-size: 24px;
}

/* Шапка и навигация */
header {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(10px);
  transform: translateY(0);
  transition: var(--transition);
}

header.scrolled {
  padding: 5px 0;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  transition: var(--transition);
}

header.scrolled .header-container {
  padding: 10px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 15px;
  transition: var(--transition);
}

.logo-icon {
  color: var(--primary-green);
  font-size: 2.5rem;
  transition: var(--transition);
}

.logo-text h1 {
  font-size: 1.8rem;
  margin-bottom: 0;
  color: var(--dark-green);
  transition: var(--transition);
}

.logo-text p {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: 0;
}

header.scrolled .logo-icon {
  font-size: 2rem;
}

header.scrolled .logo-text h1 {
  font-size: 1.5rem;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 30px;
}

nav a {
  font-weight: 600;
  color: var(--dark-gray);
  transition: var(--transition);
  padding: 5px 0;
  position: relative;
}

nav a:hover {
  color: var(--primary-green);
  transform: translateY(-2px);
}

nav a.active {
  color: var(--primary-green);
}

nav a.active::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--primary-green);
  bottom: -5px;
  left: 0;
  animation: underlineGrow 0.3s ease;
}

@keyframes underlineGrow {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

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

.mobile-menu-btn:hover {
  transform: rotate(90deg);
}

/* Главный баннер */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
    url("/img/P1199476.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 180px 0 120px;
  text-align: center;
  color: var(--white);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 25px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease 0.3s both;
}

.hero p {
  font-size: 1.3rem;
  max-width: 800px;
  margin: 0 auto 50px;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease 0.5s both;
}

.hero .btn {
  animation: fadeInUp 1s ease 0.7s both;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

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

/* Преимущества */
.advantages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.advantage-card {
  background-color: var(--white);
  border-radius: 12px;
  padding: 40px 25px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  overflow: hidden;
  position: relative;
}

.advantage-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--primary-green), var(--light-green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.advantage-card:hover::before {
  transform: scaleX(1);
}

.advantage-card:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.advantage-icon {
  font-size: 3.5rem;
  color: var(--primary-green);
  margin-bottom: 25px;
  transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
  transform: scale(1.2) rotate(10deg);
}

/* Карточки продукции с изображениями */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.product-card {
  background-color: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.product-img {
  min-height: 275px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

.product-img::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.1),
    rgba(0, 0, 0, 0.3)
  );
}

.product-content {
  padding: 25px;
  position: relative;
}

.product-content h3 {
  margin-bottom: 10px;
  transition: var(--transition);
}

.product-card:hover .product-content h3 {
  color: var(--dark-green);
}

.product-content p {
  color: var(--medium-gray);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* Изображения для разных культур */
.product-sunflower {
  background-image: url("/img/products/semena-podsolnechnika.png");
}

.product-winter-wheat {
  background-image: url("/img/products/ozimaya-pshenitsy.png");
}

.product-spring-wheat {
  background-image: url("/img/products/yarovaya-pshenitsa.png");
}

.product-green-lentils {
  background-image: url("/img/products/zelenaya-chechevitsa.png");
}

.product-red-lentils {
  background-image: url("/img/products/krasnaya-chechevitsa.png");
}

.product-chickpea {
  background-image: url("/img/products/semena-nuta.png");
}

.product-oats {
  background-image: url("/img/products/oves.png");
}

.product-rye {
  background-image: url("/img/products/rozh.png");
}

/* Страница "О компании" с изображением */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-img {
  height: 500px;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.about-img:hover {
  transform: scale(1.02);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.about-text h2 {
  text-align: left;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 25px;
  background: linear-gradient(
    135deg,
    rgba(46, 125, 50, 0.1),
    rgba(76, 175, 80, 0.05)
  );
  border-radius: 10px;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  background: linear-gradient(
    135deg,
    rgba(46, 125, 50, 0.15),
    rgba(76, 175, 80, 0.1)
  );
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--primary-green);
  margin-bottom: 5px;
}

/* Стили для этапов сотрудничества */
.cooperation-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.step {
  background-color: var(--white);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: var(--transition);
}

.step:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.step-number {
  width: 50px;
  height: 50px;
  background-color: var(--primary-green);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 20px;
}

.step h3 {
  margin-bottom: 15px;
}

/* Контейнер контактов */
.contacts-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h3,
.contact-form h3 {
  margin-bottom: 20px;
}

.contact-item {
  display: flex;
  gap: 20px;
  margin-bottom: 25px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background-color: rgba(46, 125, 50, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-green);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item h4 {
  margin-bottom: 5px;
}

/* Форма обратной связи */
.contact-form-container {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--white);
  border-radius: 15px;
  padding: 50px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

.contact-form-container:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--dark-gray);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-family: "Open Sans", sans-serif;
  font-size: 1rem;
  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 3px rgba(46, 125, 50, 0.2);
  transform: translateY(-2px);
}

.form-row {
  display: flex;
  gap: 20px;
}

.form-row .form-group {
  flex: 1;
}

/* Карта */
.map-container {
  height: 400px;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  margin-top: 30px;
  transition: var(--transition);
}

.map-container:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  transform: translateY(-5px);
}

.map-placeholder {
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.2)),
    url("https://images.unsplash.com/photo-1540959733332-eab4deabeeaf?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=800&q=80");
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-align: center;
  padding: 20px;
}

.map-placeholder i {
  font-size: 4rem;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.9);
}

/* Подвал */
footer {
  background: linear-gradient(135deg, var(--dark-green), #1a472a);
  color: var(--white);
  padding: 80px 0 30px;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--light-green), var(--primary-green));
}

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

.footer-column h3 {
  color: var(--white);
  font-size: 1.3rem;
  margin-bottom: 25px;
  position: relative;
  display: inline-block;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 40px;
  height: 3px;
  background-color: var(--light-green);
  border-radius: 2px;
}

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

.footer-links li {
  margin-bottom: 12px;
  transition: var(--transition);
}

.footer-links li:hover {
  transform: translateX(5px);
}

.footer-links a {
  transition: var(--transition);
  display: inline-block;
}

.footer-links a:hover {
  color: #a5d6a7;
  transform: translateX(5px);
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
}

/* Адаптивность */
@media (max-width: 992px) {
  h1 {
    font-size: 2.4rem;
  }

  h2 {
    font-size: 2rem;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-text h2 {
    text-align: center;
  }

  .contacts-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero {
    background-attachment: scroll;
    padding: 150px 0 100px;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 15px 0;
  }

  nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 30px 20px;
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 999;
    border-radius: 0 0 15px 15px;
  }

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

  nav ul {
    flex-direction: column;
    gap: 25px;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero {
    padding: 140px 0 80px;
    min-height: 90vh;
  }

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

  section {
    padding: 60px 0;
  }

  .contact-form-container {
    padding: 30px 20px;
  }

  .form-row {
    flex-direction: column;
    gap: 0;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .logo-text h1 {
    font-size: 1.5rem;
  }

  .btn {
    padding: 12px 25px;
    width: 100%;
  }

  .btn-whatsapp {
    bottom: 20px;
    right: 20px;
    padding: 12px 16px;
    font-size: 0.9rem;
  }

  .hero p {
    font-size: 1.1rem;
  }
}