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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: #f0fdf4;
  color: #1b4332;
}

header {
  background: #2d6a4f;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .logo {
  font-size: 1.5rem;
  font-weight: bold;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

nav a:hover {
  color: #95d5b2;
}

.hero {
  background: url("https://source.unsplash.com/1600x600/?nature,green") no-repeat center center/cover;
  color: #fff;
  text-align: center;
  padding: 6rem 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 6px #000;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.btn {
  background: #52b788;
  color: #fff;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.btn:hover {
  background: #40916c;
}

.content {
  padding: 3rem 2rem;
  text-align: center;
}

.content h2 {
  margin-bottom: 1rem;
  font-size: 2rem;
  color: #2d6a4f;
}

.content p, .content ul {
  max-width: 800px;
  margin: auto;
  font-size: 1.1rem;
}

.content ul {
  list-style: none;
  padding: 1rem;
}

.content li {
  margin: 0.5rem 0;
}

.gallery {
  padding: 3rem 2rem;
  background: #d8f3dc;
  text-align: center;
}

.gallery h2 {
  margin-bottom: 2rem;
  font-size: 2rem;
}

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

.images img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  transition: transform 0.3s;
}

.images img:hover {
  transform: scale(1.05);
}

footer {
  background: #2d6a4f;
  color: #fff;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}