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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  background-color: #fff;
  color: #333;
}

a {
  color: #3ba57d;
  text-decoration: none;
}

.container {
  width: 90%;
  max-width: 1024px;
  margin: auto;
  padding: 2rem 0;
}

/* Header */
header {
  background: #f4f9f7;
  text-align: center;
  padding: 3rem 1rem;
  border-bottom: 1px solid #e1e1e1;
}

header h1 {
  font-size: 2.5rem;
  color: #2c3e50;
}

header p {
  font-size: 1.1rem;
  color: #777;
  margin-top: 0.5rem;
}

/* Navigation */
nav {
  background: #fff;
  border-bottom: 1px solid #eee;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 1rem 0;
}

nav ul li {
  margin: 0 1rem;
}

nav ul li a {
  font-weight: 600;
  color: #2c3e50;
}

nav ul li a:hover {
  color: #3ba57d;
}

/* Hero */
.hero {
  text-align: center;
  background: #e8f5f1;
  padding: 4rem 1rem;
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #2c3e50;
}

.hero p {
  max-width: 600px;
  margin: 0 auto 2rem;
  color: #555;
}

.btn-primary {
  padding: 0.75rem 1.5rem;
  background: #3ba57d;
  color: #fff;
  border-radius: 4px;
  font-weight: 600;
  transition: background 0.3s;
}

.btn-primary:hover {
  background: #2e8c6a;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section.light {
  background: #f8f8f8;
}

.section h3 {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 2rem;
  color: #2c3e50;
}

.grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}

.card {
  background: white;
  padding: 1.5rem;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  max-width: 300px;
  text-align: center;
}

.card h4 {
  margin-bottom: 0.75rem;
  color: #3ba57d;
}

/* Footer */
footer {
  background: #f4f4f4;
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: #555;
}