:root {
  --color-primary: #67b5a0;
  --color-secondary: #f2b138;
  --color-accent: #f7f7f7;
  --color-text: #333333;
  --font-base: 'Poppins', sans-serif;
}
body {
  font-family: var(--font-base);
  color: var(--color-text);
  margin: 0;
  padding: 0;
  background-color: var(--color-accent);
}
header.site-header {
  background: #fff;
  border-bottom: 3px solid var(--color-primary);
  padding: 10px 0;
  text-align: center;
}
header .menu-principal ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
header .menu-principal li {
  display: inline-block;
  margin: 0 10px;
}
.hero {
  background: var(--color-primary);
  color: white;
  padding: 100px 20px;
  text-align: center;
}
.hero .btn {
  background: var(--color-secondary);
  color: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}
.servicios {
  background: #fff;
  padding: 60px 20px;
  text-align: center;
}
.servicios-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.servicio-item {
  background: var(--color-accent);
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 20px;
  width: 280px;
}
.servicio-item h3 {
  color: var(--color-primary);
}
.quienes-somos, .contacto {
  padding: 60px 20px;
  background: var(--color-accent);
  text-align: center;
}
.tutores-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.tutor-item {
  background: white;
  border-radius: 10px;
  padding: 20px;
  width: 280px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.contacto .btn {
  background: var(--color-secondary);
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
}
footer.site-footer {
  background: var(--color-primary);
  color: white;
  padding: 30px;
  text-align: center;
}