/* Base styles */
:root {
  --primary-color: #159957;
  --secondary-color: #155799;
  --text-color: #606c71;
  --link-color: #1e6bb8;
}

* {
  box-sizing: border-box;
}

body {
  font-family: "Open Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-color);
  margin: 0;
  padding: 0;
}

a {
  color: var(--link-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.page-header {
  color: white;
  text-align: center;
  background-color: var(--primary-color);
  background-image: linear-gradient(120deg, var(--secondary-color), var(--primary-color));
  padding: 3rem 6rem;
}

.page-header h1 {
  margin-top: 0;
  margin-bottom: 0.1rem;
  font-size: 3.25rem;
}

.page-header p {
  margin-bottom: 2rem;
  font-weight: normal;
  opacity: 0.7;
  font-size: 1.1rem;
}

/* Badges */
.badges {
  margin-bottom: 1.5rem;
}

.badges img {
  margin: 0 3px;
}

/* Warning box */
.warning {
  background-color: #fffbdd;
  border: 1px solid #eed888;
  border-radius: 6px;
  padding: 1rem;
  max-width: 600px;
  margin: 0 auto;
  color: #24292e;
}

.warning strong {
  display: block;
  margin-bottom: 0.5rem;
}

/* Main content */
.main-content {
  max-width: 64rem;
  padding: 2rem 6rem;
  margin: 0 auto;
}

.main-content h3 {
  color: var(--primary-color);
  margin-top: 2rem;
}

/* Buttons */
.cta-buttons {
  margin-top: 2rem;
  text-align: center;
}

.btn {
  display: inline-block;
  margin: 0.5rem;
  padding: 0.75rem 1rem;
  color: rgba(255, 255, 255, 0.9);
  background-color: var(--primary-color);
  border-radius: 0.3rem;
  transition: color 0.2s, background-color 0.2s;
}

.btn:hover {
  color: white;
  text-decoration: none;
  background-color: #0056b3;
}

/* Footer */
footer {
  margin-top: 2rem;
  border-top: solid 1px #eff0f1;
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
}

/* Guide pages */
.guide-content {
  max-width: 800px;
  margin: 0 auto;
}

.guide-content img {
  max-width: 100%;
  height: auto;
  border: 1px solid #ddd;
  border-radius: 4px;
  margin: 1rem 0;
}

.guide-content pre {
  background: #f6f8fa;
  padding: 1rem;
  overflow: auto;
  border-radius: 4px;
}

/* Responsive */
@media screen and (max-width: 42em) {
  .page-header {
    padding: 2rem 1rem;
  }
  
  .main-content {
    padding: 2rem 1rem;
  }
  
  .page-header h1 {
    font-size: 2.25rem;
  }
}