/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header styles */
.site-header {
  background-color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #0077cc;
  text-decoration: none;
}

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

nav a {
  color: #333;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a:hover {
  color: #0077cc;
}

/* Main content styles */
main {
  padding: 2rem 0;
}

h1, h2, h3, h4, h5, h6 {
  margin-bottom: 1rem;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
  margin-top: 0;
}

p {
  margin-bottom: 1.5rem;
}

a {
  color: #0077cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Grid layouts */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Footer styles */
footer {
  background-color: #333;
  color: #fff;
  padding: 2rem 0;
  margin-top: 3rem;
}

footer a {
  color: #fff;
  text-decoration: underline;
}

.github-icon {
  vertical-align: middle;
  margin-right: 5px;
}

footer a:hover .github-icon {
  transform: scale(1.1);
  transition: transform 0.2s ease;
}

/* Responsive styles */
@media (max-width: 768px) {
  .site-header .container {
    flex-direction: column;
    gap: 1rem;
  }
  
  nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Hero section */
.hero {
  background-color: #0077cc;
  color: white;
  padding: 3rem 0;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  max-width: 800px;
}

/* Section styles */
.section {
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #333;
}

/* Feature section */
.features {
  margin: 3rem 0;
}