body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #2f2f2f;
  line-height: 1.6;
  background: #f6f3ee; /* warme zachte achtergrond */
}

/* HEADER */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #2f4a3a; /* warm donkergroen */
  color: white;
  position: sticky;
  top: 0;
  z-index: 1000;

  border-radius: 0 0 18px 18px;
}

.logo {
  font-weight: bold;
  font-size: 20px;
  letter-spacing: 1px;
}

nav a {
  color: white;
  margin-left: 15px;
  text-decoration: none;
  font-size: 14px;
  opacity: 0.9;
}

nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* HERO */
.hero {
  background: linear-gradient(rgba(0,0,0,0.35), rgba(0,0,0,0.35)),
              url('https://images.unsplash.com/photo-1501004318641-b39e6451bec6') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 140px 20px;

  border-radius: 0 0 30px 30px;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 10px;
}

.hero p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 20px auto;
}

/* BUTTON */
.btn {
  display: inline-block;
  padding: 12px 26px;
  background: #c9a86a; /* warme goud/beige kleur */
  color: #1f1f1f;
  text-decoration: none;
  border-radius: 30px; /* afgerond */
  transition: 0.3s;
  font-weight: bold;
}

.btn:hover {
  background: #b89455;
  transform: translateY(-2px);
}

/* SECTIONS */
.section {
  padding: 70px 20px;
  max-width: 900px;
  margin: 40px auto;
  text-align: center;

  background: white;
  border-radius: 20px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

.section h2 {
  font-size: 32px;
  margin-bottom: 15px;
}

.section p {
  font-size: 16px;
  color: #555;
}

/* ALTERNATE SECTION */
.section.alt {
  background: #f0ece5;
}

/* FORM */
form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 500px;
  margin: 20px auto 0 auto;
}

input, textarea {
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 12px;
  font-size: 14px;
  background: #fff;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

button {
  background: #2f4a3a;
  color: white;
  padding: 12px;
  border: none;
  cursor: pointer;
  border-radius: 30px;
  font-size: 15px;
  transition: 0.3s;
}

button:hover {
  background: #22372b;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 25px;
  background: #2f4a3a;
  color: white;
  margin-top: 40px;

  border-radius: 20px 20px 0 0;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 32px;
  }

  nav a {
    margin-left: 10px;
    font-size: 13px;
  }
}