body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f8ff;
  color: #0b1b3a;
}

header {
  text-align: center;
  padding: 50px 20px;
  background: #2f80ed;
  color: white;
}

header h1 {
  margin: 0;
  font-size: 2.8rem;
}

header p {
  opacity: 0.9;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  padding: 40px;
}

.card {
  background: white;
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  border-left: 5px solid #2f80ed;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-6px);
}

.card h2 {
  margin-top: 0;
}

.buttons {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.buttons a {
  flex: 1;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  background: #2f80ed;
  color: white;
  transition: 0.2s;
}

.buttons a:hover {
  background: #4f9cff;
}

footer {
  text-align: center;
  padding: 20px;
  opacity: 0.7;
}