* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: #f7f8fa;
  color: #222;
  line-height: 1.6;
}

.hero {
  background: #0f172a;
  color: #ffffff;
  padding: 3rem 1rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 0.4rem;
}

.hero p {
  opacity: 0.85;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 2rem 1rem;
}

section {
  margin-bottom: 3rem;
}

h2 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.card h3 {
  margin-bottom: 0.5rem;
}

.price {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card a {
  display: inline-block;
  margin-top: 0.8rem;
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
}

.card a:hover {
  text-decoration: underline;
}

.highlight {
  border: 2px solid #2563eb;
}

.footer {
  background: #e5e7eb;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
}