body{
  background-color: #f7f8f4;
  font-family: 'Poppins', sans-serif;
  margin: 0;
  font-family: 'Poppins', sans-serif;
}

header{
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 100;
  border-radius: 30rem;
  margin: 1rem 3rem;
  padding: 0.5rem;
}

.nav-container{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.logo{
  width: 5rem;
}

nav a{
  margin: 0 0.8rem;
  text-decoration: none;
  color: darkgreen;
  transition: color 0.3s ease;
}

nav a:hover{
  color: seagreen;
}

.btn-groen{
  background: #2f7a4a;
  color: #ffffff;
  padding: 0.6rem 1rem;
  border-radius: 30rem;
  text-decoration: none;
  font-weight: 600;
}

.btn-groen:hover{
  background: #f7f8f4;
  color: #2f7a4a;
}

.blog-intro{
  padding: 2rem;
  max-width: 90rem;
  margin: 2rem auto;
}

.blog-intro h2{
  font-size: 1.8rem;
  color: #2f7a4a;
  margin-bottom: 1rem;
}

.blog-intro p{
  font-size: 1rem;
  line-height: 1.7;
  color: #4b4b4b;
  margin-bottom: 1rem;
}

.blog-intro strong{
  color: #2f7a4a;
}

main{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 90rem;
  margin: 2rem auto;
  padding: 0 2rem;
}

article{
  background-color: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

article figure{
  margin: 0;
}

article img{
  width: 100%;
  display: block;
  align-content: line-height;
}

article section,
article footer{
  padding: 1.25rem 1.5rem;
}

article section p:first-child,
article section p:nth-of-type(2){
  font-size: 0.85rem;
  font-weight: bold;
  color: #2f7a4a;
  margin-bottom: 0.3rem;
}

article h2{
  font-size: 1.4rem;
  color: #2f7a4a;
  padding-left: 1.5rem;
  margin-bottom: 0.3rem;

}
article h3{
  font-size: 1rem;
  color: #2f7a4a;
}

article footer{
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #6b6b6b;
}

article footer p:first-child{
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background-color: #eaf5ea;
  color: #2f7a4a;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}

footer{
  text-align: center;
  padding: 1rem;
  color: #6b6b6b;
  font-size: 0.9rem;
}

footer a{
  color: #2f7a4a;
  text-decoration: none;
  font-weight: 600;
}

footer a:hover{
  text-decoration: underline;
}

@media (max-width: 900px){
  header{
    margin: 1rem;
  }

  main{
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-intro{
    padding: 2rem;
  }
    .nav-container {
    padding: 0.8rem 1.5rem;
  }

  .logo {
    width: 4rem;
  }

  nav a {
    margin: 0 0.5rem;
    font-size: 0.95rem;
  }

  .btn-primary {
    padding: 0.5rem 0.9rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 760px) {
  main { 
    grid-template-columns: 1fr; 
    margin: 1rem; 
    padding: 0 1rem; 
  }
  
  header { 
    border-radius: 0rem;
    margin: 0rem;
    padding: 0rem;
  }

  .nav-container {
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.5rem;
    text-align: center;
  }

  nav {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
  }

  nav a {
    margin: 0;
  }

  .btn-primary {
    display: inline-block;
    width: 100%;
    box-sizing: border-box;
  }

  header img {
    width: 4rem;
  }

  article {
    grid-template-columns: 1fr;
  }

  article p {
    color: var(--muted);
    margin-bottom: 1.5rem;
    text-align: left;
  }
}