body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #222;
  background: #f7f9fc;
}

/* Hero Banner */
.hero {
  background: url('https://images.unsplash.com/photo-1581091012184-5c2af0f4f6a2') center/cover no-repeat;
  height: 60vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay {
  background: rgba(0, 0, 0, 0.55);
  width: 100%;
  height: 100%;
  color: white;
  text-align: center;
  padding-top: 120px;
}

.overlay h1 {
  font-size: 48px;
  margin-bottom: 10px;
}

.overlay p {
  font-size: 18px;
  margin-bottom: 20px;
}

.btn {
  background: #4a6cf7;
  color: white;
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 18px;
}

.btn:hover {
  background: #3e5ad8;
}

/* Sections */
.section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

.section h2 {
  text-align: center;
  margin-bottom: 30px;
  font-size: 32px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card h3 {
  margin-top: 0;
  color: #4a6cf7;
}

/* Contact Section */
.contact-box {
  background: white;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
  background: #ededed;
  margin-top: 40px;
}