/* General Styles */
body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #ffffff;
}

/* Header with tropical gradient */
header {
  background: linear-gradient(135deg, #4db6ac, #0288d1);
  color: white;
  text-align: center;
  padding: 4rem 1rem;
}
header .overlay {
  background: rgba(0, 0, 0, 0.4); /* semi-transparent for contrast */
  padding: 2rem;
  border-radius: 12px;
  display: inline-block;
}
header h1 {
  font-size: 2.5rem;
  margin: 0;
}
header p {
  font-size: 1.2rem;
}

/* Navigation */
nav {
  display: flex;
  justify-content: center;
  background: #00695c;
}
nav a {
  color: white;
  text-decoration: none;
  padding: 1rem 2rem;
  font-weight: bold;
}
nav a:hover {
  background: #004d40;
}

/* Section layout */
section {
  padding: 3rem 1rem;
  max-width: 900px;
  margin: auto;
}
h2 {
  color: #0288d1;
  margin-bottom: 1rem;
}

/* Services grid */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}
.service-card {
  background: #f1f8e9;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  text-align: center;
  transition: transform 0.2s ease;
}
.service-card:hover {
  transform: translateY(-5px);
}
.service-card h3 {
  color: #0288d1;
}

/* Call-to-action section */
.cta {
  text-align: center;
  background: linear-gradient(135deg, #fdd835, #ffee58);
  padding: 2rem;
  border-radius: 12px;
  margin-top: 2rem;
}
.cta h2 {
  margin: 0 0 1rem 0;
}
.cta a {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #0288d1;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
}
.cta a:hover {
  background: #01579b;
}

/* Footer */
footer {
  background: #0288d1;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 2rem;
}