:root {
  --primary: #2563eb;
  --secondary: #1d4ed8;
  --text: #333;
  --bg: #f9fafb;
}

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

body {
  font-family: 'Roboto', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.header {
  background: var(--primary);
  color: white;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 1.5rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  transition: color 0.3s;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--secondary);
}

.hamburger {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

.hero {
  background: var(--secondary);
  color: --secondary;
  text-align: center;
  padding: 4rem 1rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta {
  display: inline-block;
  background: var(--primary);
  color: white;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}

.cta:hover {
  background: var(--secondary);
}

.features, .principal-message, .contact-info, .academics, .curriculum, .admissions, .documents, .dates {
  padding: 2rem 1rem;
  text-align: center;
}

.card-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.card {
  background: white;
  padding: 1.5rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

.steps {
  list-style: none;
  max-width: 600px;
  margin: 1rem auto;
  text-align: left;
}

.steps li {
  margin: 1rem 0;
  padding-left: 2.5rem;
  position: relative;
}

.steps li:before {
  content: counter(step);
  counter-increment: step;
  position: absolute;
  left: 0;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 1.5rem;
  font-size: 0.9rem;
}

.steps, .documents ul, .dates ul {
  counter-reset: step;
}

.documents ul, .dates ul {
  max-width: 600px;
  margin: 1rem auto;
  text-align: left;
  list-style: disc;
}

.documents ul li, .dates ul li {
  margin: 0.5rem 0;
}

.footer {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    background: var(--primary);
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: block;
  }
}