:root {
  --primary: #e53e3e;
  --primary-dark: #c53030;
  --accent: #ed8936;
  --text: #2d3748;
  --text-light: #718096;
  --background: #fff5f5;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--background);
}

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

.header {
  background: white;
  padding: 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-top {
  background: var(--primary-dark);
  padding: 8px 0;
  color: white;
  font-size: 0.9rem;
}

.header-top .container {
  display: flex;
  justify-content: flex-end;
  gap: 20px;
}

.header-top a {
  color: white;
  text-decoration: none;
  transition: opacity 0.3s;
}

.header-top a:hover {
  opacity: 0.8;
}

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

.logo {
  color: var(--primary);
  text-decoration: none;
  font-size: 2rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  padding: 8px 0;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.hero {
  background: url("/assets/images/background-hero.jpg") center/cover;
  height: 500px;
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 60px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.hero-content {
  position: relative;
  z-index: 1;
  color: white;
  max-width: 600px;
  margin-left: 50px;
}

.hero-badge {
  background: var(--accent);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  display: inline-block;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
}

.benefits {
  padding: 80px 0;
  background: white;
}

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

.benefit-card {
  text-align: center;
  padding: 30px;
  border-radius: 15px;
  background: var(--background);
  transition: transform 0.3s;
}

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

.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.benefit-card h3 {
  color: var(--primary);
  margin-bottom: 15px;
}

.testimonials {
  padding: 80px 0;
  background: linear-gradient(135deg, #fff5f5 0%, #fffaf0 100%);
}

.testimonial-card {
  background: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin: 20px;
  text-align: center;
}

.testimonial-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 20px;
  object-fit: cover;
}

.testimonial-quote {
  font-style: italic;
  color: var(--text-light);
  margin-bottom: 20px;
}

.testimonial-author {
  font-weight: bold;
  color: var(--primary);
}

.research-section {
  padding: 80px 0;
  background: white;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.research-card {
  background: var(--background);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.research-card h3 {
  color: var(--primary);
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.research-card p {
  color: var(--text-light);
}

.pricing {
  padding: 60px 0;
  background: linear-gradient(135deg, #fff5f5 0%, #fffaf0 100%);
}

.pricing-container {
  background: white;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  max-width: 400px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.pricing-container::before {
  content: "🌿";
  position: absolute;
  top: -20px;
  right: -20px;
  font-size: 8rem;
  opacity: 0.1;
  transform: rotate(45deg);
}

.price-tag {
  font-size: 3rem;
  color: var(--primary);
  font-weight: bold;
  margin: 20px 0;
}

.price-features {
  list-style: none;
  margin: 30px 0;
}

.price-features li {
  margin: 15px 0;
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.price-features li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}

.buy-button {
  background: var(--primary);
  color: white;
  padding: 15px 40px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;
  transition: transform 0.3s, background 0.3s;
}

.buy-button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.about {
  padding: 80px 0;
  background: white;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about h2 {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 30px;
}

.about p {
  color: var(--text-light);
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer {
  background: #1a202c;
  color: white;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

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

.footer-section h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent);
}

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

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

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: white;
}

.copyright {
  text-align: center;
  padding: 20px;
  background: #151a23;
  color: var(--text-light);
  margin-top: 40px;
}

.swiper {
  padding: 20px 0 40px;
}

.swiper-pagination-bullet-active {
  background: var(--primary);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .header-top {
    display: none;
  }

  .nav-links {
    display: none;
  }

  .hero {
    height: 400px;
  }

  .hero-content {
    margin: 0 20px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }
}