:root {
  --vue-green: #42b883;
  --vue-dark: #35495e;
  --bg-light: #f5f5f5;
  --white: #fff;
  --text-dark: #333;
  --text-gray: #666;
  --border-radius: 8px;
  --shadow: 0 5px 20px rgba(0,0,0,0.1);
  --transition: 0.3s;
}

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

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: var(--bg-light);
  line-height: 1.6;
  color: var(--text-dark);
}

.header {
  background: linear-gradient(135deg, var(--vue-green), var(--vue-dark));
  color: var(--white);
  padding: 20px;
  text-align: center;
  will-change: transform;
}

.container {
  max-width: 900px;
  margin: 20px auto;
  background: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

h1 { color: var(--vue-green); margin-bottom: 20px; }
h2 { color: var(--vue-green); margin-top: 30px; margin-bottom: 15px; }

code {
  background: #f4f4f4;
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'Courier New', monospace;
}

pre {
  background: #2d2d2d;
  color: #f8f8f2;
  padding: 20px;
  border-radius: var(--border-radius);
  overflow-x: auto;
  margin: 15px 0;
}

pre code { background: transparent; color: #f8f8f2; }

.btn {
  background: var(--vue-green);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
  transition: background var(--transition);
  display: inline-block;
  border: none;
  cursor: pointer;
}

.btn:hover { background: var(--vue-dark); }

.info-box {
  background: #e8f5e9;
  border-left: 4px solid var(--vue-green);
  padding: 15px;
  margin: 20px 0;
  border-radius: 4px;
}

.nav {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  gap: 10px;
}

ul { margin-left: 20px; }
li { margin: 8px 0; }

@media (max-width: 768px) {
  .container { padding: 20px; margin: 10px; }
  .nav { flex-direction: column; }
  .btn { width: 100%; text-align: center; }
  h1 { font-size: 24px; }
  h2 { font-size: 20px; }
}