/* Import modern font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&display=swap');

:root {
  --primary: #1b5e20;
  --primary-light: #2e7d32;
  --accent: #66bb6a;
  --background: #f8fbf9;
  --text-dark: #1c2b22;
  --text-light: #5f6f65;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  background-color: var(--background);
  color: var(--text-dark);
  line-height: 1.6;
}

/* Header */

header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  padding: 60px 20px;
  text-align: center;
}

header h1 {
  font-size: 2.8rem;
  margin: 0;
  font-weight: 800;
  letter-spacing: -1px;
}

header p {
  margin-top: 15px;
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Navigation */

nav {
  background: var(--white);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  text-align: center;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav a {
  color: var(--primary);
  margin: 0 20px;
  text-decoration: none;
  font-weight: 600;
  position: relative;
  transition: 0.3s ease;
}

nav a::after {
  content: "";
  display: block;
  height: 2px;
  width: 0%;
  background: var(--accent);
  transition: 0.3s ease;
  margin: auto;
}

nav a:hover {
  color: var(--primary-light);
}

nav a:hover::after {
  width: 100%;
}

/* Sections */

section {
  padding: 70px 20px;
  max-width: 1000px;
  margin: auto;
}

section h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  font-weight: 700;
}

section h3 {
  margin-top: 40px;
  font-weight: 600;
}

section p {
  color: var(--text-light);
  font-size: 1rem;
}

/* Hero box */

.hero {
  background: var(--white);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.06);
  margin-top: -40px;
}

/* Lists */

ul {
  padding-left: 20px;
}

li {
  margin-bottom: 12px;
  color: var(--text-light);
}

/* Buttons (optional future use) */

.button {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 24px;
  background: var(--primary);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  border-radius: 8px;
  transition: 0.3s ease;
}

.button:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

/* Footer */

footer {
  background: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 30px 20px;
  margin-top: 60px;
  font-size: 0.9rem;
}

/* Smooth Fade In Animation */

section {
  animation: fadeIn 1s ease forwards;
  opacity: 0;
}

section:nth-child(1) { animation-delay: 0.2s; }
section:nth-child(2) { animation-delay: 0.4s; }
section:nth-child(3) { animation-delay: 0.6s; }

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

/* Responsive */

@media (max-width: 768px) {
  header h1 {
    font-size: 2rem;
  }

  nav a {
    margin: 0 10px;
    display: inline-block;
  }

  .hero {
    padding: 25px;
  }

  section {
    padding: 50px 20px;
  }
}