* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: #EEF2F7;
  color: #111827;
}

.header {
  background: linear-gradient(135deg,#0B1F33,#16395E);
  color: white;
  padding: 32px 24px;
  border-radius: 0 0 28px 28px;
}

.header h1 {
  margin: 0;
  font-size: 34px;
}

.header p {
  opacity: 0.9;
}

.card {
  background: white;
  margin: 18px;
  padding: 18px;
  border-radius: 24px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.item {
  background: #F7F8FA;
  padding: 22px;
  border-radius: 20px;
  text-align: center;
  font-size: 18px;
}

.hero-image {
  width: 100%;
  border-radius: 22px;
  margin-bottom: 14px;
}

.price {
  font-size: 24px;
  font-weight: bold;
  margin: 12px 0;
}

.btn {
  background: #16395E;
  color: white;
  border: none;
  width: 100%;
  padding: 16px;
  border-radius: 18px;
  font-size: 16px;
  cursor: pointer;
}

.badge {
  background: #DCFCE7;
  color: #15803D;
  display: inline-block;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 14px;
}