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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #2c2c2c;
  background-color: #fafafa;
}

header {
  background-color: #ffffff;
  border-bottom: 1px solid #e0e0e0;
  padding: 1rem 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 600;
  color: #7a8a7a;
  text-decoration: none;
}

.logo:hover {
  color: #7a8a7a;
  text-decoration: none;
}

nav a {
  margin-left: 2rem;
  color: #5a5a5a;
  text-decoration: none;
  font-weight: 400;
}

nav a:hover {
  color: #7a8a7a;
}

main {
  margin-top: 80px;
}

.hero-section {
  background-color: #ffffff;
  padding: 5rem 0 3rem;
  text-align: center;
}

.hero-section h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #2c2c2c;
  margin-bottom: 1.5rem;
}

.hero-section p {
  font-size: 1.2rem;
  color: #5a5a5a;
  max-width: 700px;
  margin: 0 auto;
}

.hero-image {
  max-width: 100%;
  height: auto;
  margin-top: 2rem;
  border-radius: 4px;
}

.content-section {
  padding: 4rem 0;
}

.content-section:nth-child(even) {
  background-color: #ffffff;
}

.content-section h2 {
  font-size: 2rem;
  font-weight: 600;
  color: #2c2c2c;
  margin-bottom: 1.5rem;
}

.content-section h3 {
  font-size: 1.5rem;
  font-weight: 500;
  color: #3c3c3c;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.content-section p {
  font-size: 1rem;
  color: #5a5a5a;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.two-column-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.two-column-layout img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

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

.product-card {
  background-color: #f8f8f8;
  padding: 1.5rem;
  border-radius: 4px;
  border: 1px solid #e5e5e5;
}

.product-card img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin-bottom: 1rem;
}

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

.faq-section {
  background-color: #ffffff;
  padding: 4rem 0;
}

.faq-item {
  margin-bottom: 2rem;
}

.faq-item h3 {
  font-size: 1.2rem;
  color: #2c2c2c;
  margin-bottom: 0.5rem;
}

.faq-item p {
  color: #5a5a5a;
}

.disclaimer-box {
  background-color: #f5f5f5;
  border-left: 4px solid #7a8a7a;
  padding: 1.5rem;
  margin: 2rem 0;
}

.disclaimer-box p {
  margin-bottom: 0.5rem;
}

.cta-section {
  background-color: #7a8a7a;
  color: #ffffff;
  padding: 3rem 0;
  text-align: center;
}

.cta-section h2 {
  color: #ffffff;
  margin-bottom: 1rem;
}

.cta-section p {
  color: #f0f0f0;
  margin-bottom: 1.5rem;
}

.btn-read-more {
  display: inline-block;
  background-color: #ffffff;
  color: #7a8a7a;
  padding: 0.75rem 2rem;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 500;
  transition: all 0.3s;
}

.btn-read-more:hover {
  background-color: #f0f0f0;
  color: #7a8a7a;
  text-decoration: none;
}

footer {
  background-color: #2c2c2c;
  color: #d0d0d0;
  padding: 3rem 0 1rem;
}

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

.footer-section h3 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: #d0d0d0;
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.footer-section a:hover {
  color: #7a8a7a;
}

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: 1rem;
  text-align: center;
  color: #999;
  font-size: 0.85rem;
}

.educational-notice {
  background-color: #fff9e6;
  border: 1px solid #f0e68c;
  padding: 1rem;
  margin: 2rem 0;
  text-align: center;
  border-radius: 4px;
}

.educational-notice p {
  color: #5a5a5a;
  margin: 0;
  font-size: 0.9rem;
}

.contact-form {
  background-color: #ffffff;
  padding: 2rem;
  border-radius: 4px;
  border: 1px solid #e0e0e0;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: #2c2c2c;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d0d0d0;
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #7a8a7a;
}

.form-disclaimer {
  background-color: #f5f5f5;
  padding: 1rem;
  margin-bottom: 1.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
  color: #5a5a5a;
}

.btn-submit {
  background-color: #7a8a7a;
  color: #ffffff;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-submit:hover {
  background-color: #6a7a6a;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #2c2c2c;
  color: #ffffff;
  padding: 1.5rem;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  z-index: 9999;
  display: none;
}

.cookie-banner.show {
  display: block;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.cookie-content p {
  margin: 0;
  flex: 1;
  min-width: 250px;
}

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

.btn-cookie {
  padding: 0.5rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s;
}

.btn-accept {
  background-color: #7a8a7a;
  color: #ffffff;
}

.btn-accept:hover {
  background-color: #6a7a6a;
}

@media (min-width: 768px) {
  .two-column-layout {
    grid-template-columns: 1fr 1fr;
  }
  
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .hero-section h1 {
    font-size: 3rem;
  }
}

@media (min-width: 992px) {
  .content-section h2 {
    font-size: 2.5rem;
  }
}