:root {
  --green: #2f7a4a;
  --light: #f7f8f4;
  --dark: #2b2b2b;
}

body {
  background-color: var(--light);
  font-family: 'Poppins', sans-serif;
  margin: 0;
  color: var(--dark);
}

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;
}

ul{
  list-style: none;
  padding: 0;
}
h1 {
  color: var(--green);
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}
.contactpagina {
  width: 80%;
  margin: 3rem auto;
}

.contactpagina h2 {
  color: var(--green);
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: 2rem;
  margin-top: 2rem;
}

.contact-info h3 {
  color: var(--green);
  margin-top: 1.2rem;
}

.contact-info a {
  color: var(--green);
  font-weight: 600;
  text-decoration: none;
}

.contact-info a:hover {
  text-decoration: underline;
}

iframe {
  width: 100%;
  border-radius: 1.5rem;
}

.contact-form {
  margin-top: 3rem;
}

.contact-form h3 {
  color: var(--green);
  margin-bottom: 1rem;
}

.contact-form form {
  background: #fff;
  padding: 2rem;
  border-radius: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.05);
}

.contact-form input,
.contact-form textarea {
  padding: 0.9rem;
  border-radius: 0.8rem;
  border: 1px solid #ccc;
  font-size: 1rem;
}

.contact-form button {
  background: var(--green);
  color: #fff;
  padding: 0.9rem;
  border-radius: 30rem;
  border: none;
  font-weight: 600;
  cursor: pointer;
}

.contact-form button:hover {
  background: var(--light);
  color: var(--green);
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  color: #6b6b6b;
  font-size: 0.9rem;
}

footer a {
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 760px) {
  .contactpagina {
    width: 90%;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  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;
  }
}